1 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
4 2013-08-12 Perez Read <netfirewall@gmail.com>
7 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
8 operand 0 for intel asm alternative.
9 (*movabs<mode>_2): Ditto for operand 1.
11 2013-08-13 Marek Polacek <polacek@redhat.com>
14 2013-0813 Marek Polacek <polacek@redhat.com>
15 Jakub Jelinek <jakub@redhat.com>
17 PR tree-optimization/57980
18 * tree-tailcall.c (process_assignment): Return false
19 when not dealing with integers or floats.
21 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
23 Backport from mainline
24 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
26 * collect2-aix.h: Define F_LOADONLY.
28 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
30 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
31 the implied StoreLoad barrier for atomic operations if before.
33 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
35 Backport from 2013-07-11 trunk r200901.
38 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
39 name seen by assembler/linker if available.
41 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
43 Backport from 2013-07-10 trunk r200872.
46 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
49 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
51 Backport from mainline
52 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
54 * config/i386/sse.md (sse_movlhps): Change alternative 3
57 2013-07-09 Joseph Myers <joseph@codesourcery.com>
59 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
60 adjust register size for TDmode and TFmode for VSX registers.
62 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
64 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
66 2013-07-08 Jakub Jelinek <jakub@redhat.com>
68 PR rtl-optimization/57829
69 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
70 mask bits outside of mode are just sign-extension from mode to HWI.
72 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
74 Backport from mainline
75 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
78 * config/i386/i386.c (construct_container): Report error if
79 long double is used with disabled x87 float returns.
81 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
83 Backport from mainline
84 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
87 * collect2.c (collect_atexit): New.
88 (collect_exit): Delete.
89 (main): Register collect_atexit with atexit.
90 (collect_wait): Change collect_exit to exit.
92 * collect2.h (collect_exit): Delete.
93 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
95 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
97 Backport from mainline
98 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
100 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
101 cmp_code to construct REG_EQUAL note.
103 Backport from mainline
104 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
106 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
107 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
109 Backport from mainline
110 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
113 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
114 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
115 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
117 2013-06-09 Jakub Jelinek <jakub@redhat.com>
120 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
121 that operands[2] doesn't overlap with operands[0].
123 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
126 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
127 for non-sse2 targets. Simplify mode attribute calculation.
129 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
131 Backport from mainline
132 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
134 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
135 cache parameters using detect_caches_amd also for CYRIX,
136 NSC and TM2 signatures.
138 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
139 Dzianis Kahanovich <mahatma@eu.by>
143 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
144 VIA/Centaur processors and determine their cache parameters
145 using detect_caches_amd.
147 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
149 * config/i386/i386.c (ix86_option_override_internal): Add
150 PTA_POPCNT to corei7 entry.
152 2013-05-14 Richard Biener <rguenther@suse.de>
154 PR gcov-profile/57269
155 Backport from mainline
156 2012-06-30 Nathan Sidwell <nathan@acm.org>
158 * coverage.c (coverage_init): Read counts file before writing
161 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
164 Backport from mainline
165 2013-01-22 Jakub Jelinek <jakub@redhat.com>
168 * config/i386/i386.md (UNSPEC_STOS): New.
169 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
170 *strsetqi_1): Add UNSPEC_STOS.
172 2013-05-10 Joey Ye <joey.ye@arm.com>
174 Backport from mainline
175 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
178 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
180 (thumb1_extendhisi2): Reduce Thumb pool range.
181 (arm_movdi): Likewise.
182 (thumb1_movdi_insn): Likewise.
183 (thumb1_movsi_insn): Likewise.
184 (pic_load_addr_unified): Likewise.
185 (pic_load_addr_32bit): Likewise.
186 (pic_load_addr_thumb1): Likewise.
187 (thumb1_movhf): Likewise.
188 (arm_movsf_soft_insn): Likewise.
189 (thumb1_movsf_soft_insn): Likewise.
190 (movdf_soft_insn): Likewise.
191 (thumb1_movdf_soft_insn): Likewise.
192 * config/arm/neon.md (*neon_mov<mode>): Likewise.
193 (*neon_mov<mode>): Likwise.
194 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
195 (*thumb2_movhi_insn): Likewise.
196 (*thumb2_extendqisi_v6): Likewise.
197 (*thumb2_zero_extendqisi_v6): Likewise.
198 (*thumb2_zero_extendqisi2_v6): Likewise.
199 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
200 (*movdi_vfp): Likewise.
201 (*movdi_vfp_cortexa8): Likewise.
202 (*thumb2_movsf_vfp): Likewise.
203 (*thumb2_movdf_vfp): Likewise.
205 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
207 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
208 Add mthumb/march=armv7-a multilib.
209 Add mthumb/march=armv7-r multilib.
210 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
212 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
215 * config/v850/t-rtems: Add more multilibs.
217 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
220 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
223 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
224 to save TFmode registers and DImode to save TImode registers for
225 caller save operations.
226 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
227 mark being partially clobbered since they only use the first
230 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
231 and TDmode only use the upper 64-bits of each VSX register.
233 2013-05-03 Marek Polacek <polacek@redhat.com>
235 Backport from mainline
236 2013-04-25 Marek Polacek <polacek@redhat.com>
238 PR tree-optimization/57066
239 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
241 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
243 Backport from mainline
244 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
247 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
249 (*zero_extendsidi2): Ditto.
251 Backport from mainline
252 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
255 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
257 2013-04-29 Christian Bruel <christian.bruel@st.com>
260 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
262 2013-04-27 Jakub Jelinek <jakub@redhat.com>
265 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
266 the immediate rotate count.
268 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
270 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
272 2013-04-19 Matthias Klose <doko@ubuntu.com>
276 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
278 Backport from mainline
279 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
280 Alexander Monakov <amonakov@ispras.ru>
283 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
284 flush pending lists also on non-jumps. Adjust comment.
287 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
289 * sched-deps.c (add_dependence_list_and_free): Simplify.
290 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
291 lists when add_dependence_list_and_free doesn't free them.
293 2013-04-19 Marek Polacek <polacek@redhat.com>
295 Backport from mainline
296 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
297 Jakub Jelinek <jakub@redhat.com>
299 PR tree-optimization/48189
300 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
301 If nitercst is 0, don't predict the exit edge.
303 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
305 Backport from mainline
306 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
307 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
309 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
312 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
314 * doc/tm.texi: Update.
315 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
316 * target.def (force_at_comp_dir): New hook.
317 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
318 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
320 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
323 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
324 (S_MODES): Set H_MODE bit.
325 (SF_MODES): Set only S_MODE and SF_MODE bits.
326 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
327 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
328 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
329 <MODE_FLOAT>: Likewise.
331 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
333 Backport from mainline:
334 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
337 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
338 nuses, make sure we have a label.
340 2013-04-11 Richard Biener <rguenther@suse.de>
342 * BASE-VER: Set to 4.7.4.
343 * DEV-PHASE: Set to prerelease.
345 2013-04-11 Release Manager
347 * GCC 4.7.3 released.
349 2013-04-10 David S. Miller <davem@davemloft.net>
351 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
354 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
358 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
360 Backport from mainline
361 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
362 Alexander Monakov <amonakov@ispras.ru>
365 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
366 flush pending lists also on non-jumps. Adjust comment.
368 2013-04-03 Richard Biener <rguenther@suse.de>
370 PR tree-optimization/56501
371 * tree-switch-conversion.c (check_process_case): Properly
372 handle !single_succ_p case.
374 2013-04-03 Jakub Jelinek <jakub@redhat.com>
376 Backported from mainline
377 2013-03-06 Jakub Jelinek <jakub@redhat.com>
379 PR tree-optimization/56539
380 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
381 instead of GSI_CONTINUE_LINKING as last argument to
382 force_gimple_operand_gsi. Adjust function comment.
384 2013-03-05 Jakub Jelinek <jakub@redhat.com>
387 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
388 (avoid_complex_debug_insns): New function.
389 (expand_debug_locations): Call it.
391 2013-04-02 Wei Mi <wmi@google.com>
393 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
394 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
395 *<rotate_insn><mode>3_mask in i386.md.
397 2013-04-02 Richard Biener <rguenther@suse.de>
400 Backport from mainline
401 2012-05-16 Richard Guenther <rguenther@suse.de>
403 * tree-inline.c (declare_return_variable): Properly handle
404 DECL_BY_REFERENCE return vars in SSA form.
406 2013-04-01 Wei Mi <wmi@google.com>
408 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
409 Truncate operand 2 using %b asm operand modifier.
410 (*<shift_insn><mode>3_mask): Ditto.
411 (*<rotate_insn><mode>3_mask): Ditto.
413 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
415 * config/i386/i386.md (*movsf_internal): Change type of
416 alternatives 3,4 to imov.
418 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
420 Backport from mainline
421 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
424 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
425 when the may_trap_p bit of the exprs being merged differs.
426 Reorder tests for speculativeness in the logical and operator.
428 Backport from mainline
429 2013-03-05 Jakub Jelinek <jakub@redhat.com>
432 * sel-sched-ir.c (free_sched_pools): Release
433 succs_info_pool.stack[succs_info_pool.max_top] vectors too
434 if succs_info_pool.max_top isn't -1.
436 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
438 Backport from mainline
439 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
442 * sel-sched.c: Include ira.h.
443 (implicit_clobber_conflict_p): New function.
444 (moveup_expr): Use it.
445 * Makefile.in (sel-sched.o): Depend on ira.h.
447 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
449 Backport from mainline
450 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
451 Alexander Monakov <amonakov@ispras.ru>
454 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
455 flush pending lists also on non-jumps. Adjust comment.
457 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
459 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
460 * doc/extend.texi (Named Address Spaces): Ditto.
461 (Variable Attributes): Ditto.
463 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
465 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
466 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
469 2013-03-27 Walter Lee <walt@tilera.com>
471 Backport from mainline:
472 2013-03-27 Walter Lee <walt@tilera.com>
474 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
475 double-decrement of next_scratch_regno.
477 2013-03-27 Walter Lee <walt@tilera.com>
479 Backport from mainline:
480 2013-03-27 Walter Lee <walt@tilera.com>
482 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
484 (insn_v1mulus): Ditto.
485 (insn_v2muls): Ditto.
487 2013-03-27 Walter Lee <walt@tilera.com>
489 Backport from mainline:
490 2013-03-27 Walter Lee <walt@tilera.com>
492 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
494 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
496 2013-03-27 Walter Lee <walt@tilera.com>
498 Backport from mainline:
499 2013-03-27 Walter Lee <walt@tilera.com>
501 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
503 (*sibcall_value): Ditto.
505 2013-03-27 Walter Lee <walt@tilera.com>
507 Backport from mainline:
508 2013-03-27 Walter Lee <walt@tilera.com>
510 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
511 (insn_mnz_v8qi): ... this ...
512 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
514 (insn_v<n>mnz): Replaced by ...
515 (insn_v1mnz): ... this ...
516 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
518 (insn_mz_<mode>): Replaced by ...
519 (insn_mz_v8qi): ... this ...
520 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
522 (insn_v<n>mz): Replaced by ...
523 (insn_v1mz): ... this ...
524 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
527 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
529 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
531 2013-03-26 Richard Biener <rguenther@suse.de>
533 Backport from mainline:
534 2013-03-13 Richard Biener <rguenther@suse.de>
536 PR tree-optimization/56608
537 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
538 calls when vectorizing basic-blocks.
540 2013-03-05 Richard Biener <rguenther@suse.de>
542 PR tree-optimization/56270
543 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
544 of loads after scheduling an SLP instance.
546 2013-03-26 Walter Lee <walt@tilera.com>
548 Backport from mainline:
549 2013-03-26 Walter Lee <walt@tilera.com>
551 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
552 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
554 2013-03-26 Walter Lee <walt@tilera.com>
556 Backport from mainline:
557 2013-03-25 Walter Lee <walt@tilera.com>
559 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
560 TILEGX_INSN_SHUFFLEBYTES1.
561 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
563 (tilegx_builtins): Ditto.
564 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
566 2013-03-26 Walter Lee <walt@tilera.com>
568 Backport from mainline:
569 2013-03-25 Walter Lee <walt@tilera.com>
571 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
572 tests for constraint J, K, N, P.
574 2013-03-26 Walter Lee <walt@tilera.com>
576 Backport from mainline:
577 2013-03-25 Walter Lee <walt@tilera.com>
579 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
580 Use indirect/pcrel encoding.
581 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
584 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
586 Backport from mainline:
587 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
588 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
591 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
592 (musermode): Convert to Var(TARGET_USERMODE).
593 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
594 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
595 * config/sh/sh.c (sh_option_override): Use
596 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
597 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
599 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
601 (udivsi3_i4_single, divsi3_i4_single): Use
602 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
603 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
604 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
605 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
606 (SUBTARGET_OVERRIDE_OPTIONS): New.
608 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
610 Backport from mainline:
611 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
613 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
614 to m2a-single instead of m2e.
616 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
619 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
622 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
625 * config/i386/i386.c (init_cumulative_args): Also set
626 cum->callee_return_avx256_p.
627 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
628 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
630 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
631 callee_return_avx256_p.
633 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
635 Backport from mainline:
636 2012-12-04 Ian Lance Taylor <iant@google.com>
638 * godump.c (find_dummy_types): Output a dummy type if we couldn't
639 output the real type.
641 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
644 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
645 (PLUS_EXPR): Likewise.
646 * doc/cppopts.texi (--help): Likewise.
647 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
648 (-fdump-rtl-cprop_hardreg): Likewise.
649 (-fdump-rtl-csa): Likewise.
650 (-fdump-rtl-dce): Likewise.
651 (-fdump-rtl-dbr): Likewise.
652 (-fdump-rtl-into_cfglayout): Likewise.
653 (-fdump-rtl-outof_cfglayout): Likewise.
655 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
658 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
659 (arm_print_operand, case 'S'): Don't use shift_operator to validate
662 2013-03-14 Seth LaForge <sethml@google.com>
665 Backport from mainline
666 2012-10-22 Julian Brown <julian@codesourcery.com>
668 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
669 VFP D registers in big-endian mode.
671 2013-03-08 Joey Ye <joey.ye@arm.com>
673 Backport from mainline
674 2013-03-06 Joey Ye <joey.ye@arm.com>
677 * gcc.c (convert_white_space): New function.
678 (main): Handles white space in function name.
680 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
682 Backport from mainline
683 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
686 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
687 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
688 to SH_DIV_CALL_TABLE for TARGET_SH2.
689 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
691 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
692 mdiv= call-div1, call-fp, call-table options.
694 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
696 * config.gcc (arm*-*-rtemself*): New.
697 (arm*-*-rtems*): Removed.
698 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
699 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
701 2013-03-01 Richard Biener <rguenther@suse.de>
703 Backport from mainline
704 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
706 PR tree-optimization/55481
707 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
708 back to general rewriting if we cannot leave an original biv
711 2013-03-01 Richard Biener <rguenther@suse.de>
713 Backport from mainline
714 2012-04-10 Richard Guenther <rguenther@suse.de>
717 * gimple-low.c (gimple_check_call_args): Properly account for
718 compatible aggregate types.
720 2013-02-26 Nick Clifton <nickc@redhat.com>
723 Import this patch from the mainline:
725 2012-08-17 Nick Clifton <nickc@redhat.com>
727 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
728 (branch_true): Likewise.
729 (branch_false): Likewise.
731 2013-02-26 Jakub Jelinek <jakub@redhat.com>
733 PR tree-optimization/56443
734 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
735 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
736 to type_for_mode langhook.
738 2013-02-21 Jakub Jelinek <jakub@redhat.com>
741 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
744 2013-02-19 Jakub Jelinek <jakub@redhat.com>
746 Backported from mainline
747 2013-02-19 Jakub Jelinek <jakub@redhat.com>
749 PR tree-optimization/56350
750 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
751 if haven't found reduction or nested cycle operand, rather than
752 asserting we must find it.
754 PR tree-optimization/56381
755 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
758 2013-02-08 Jakub Jelinek <jakub@redhat.com>
760 PR tree-optimization/56250
761 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
762 if type is unsigned and code isn't MULT_EXPR.
764 2013-02-06 Jakub Jelinek <jakub@redhat.com>
767 * omp-low.c (use_pointer_for_field): Return false if
768 lower_send_shared_vars doesn't generate any copy-out code.
770 2012-11-27 Jakub Jelinek <jakub@redhat.com>
772 PR tree-optimization/55110
773 * tree-vect-loop.c (vectorizable_reduction): Don't assert
774 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
776 2013-02-18 Richard Biener <rguenther@suse.de>
779 2013-02-04 Richard Biener <rguenther@suse.de>
781 Backport from mainline
782 2012-07-04 Richard Guenther <rguenther@suse.de>
784 PR tree-optimization/53844
785 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
786 the loop virtual PHI.
788 2013-02-13 David S. Miller <davem@davemloft.net>
790 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
792 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
794 Backport from mainline
795 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
797 PR rtl-optimization/56275
798 * simplify-rtx.c (avoid_constant_pool_reference): Check that
799 offset is non-negative and less than cmode size before
800 calling simplify_subreg.
802 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
804 Backport from mainline
805 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
807 * config/i386/sse.md (FMAMODEM): New mode iterator.
808 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
809 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
811 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
813 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
814 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
815 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
817 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
819 Backport from mainline
820 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
823 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
824 If there is no implicit builtin declaration, just return NULL.
826 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
827 Michael Meissner <meissner@linux.vnet.ibm.com>
829 Backport from mainline
830 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
831 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
833 2013-02-07 David S. Miller <davem@davemloft.net>
835 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
837 * var-tracking.c (vt_add_function_parameter): Test the presence of
838 HAVE_window_save properly and do not remap argument registers when
839 we have a leaf function.
841 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
843 Backport from mainline
844 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
847 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
849 * config/i386/i386.c (ix86_print_operand): Ditto.
851 2013-02-07 Alan Modra <amodra@gmail.com>
854 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
855 static chain, set REST_INLINE_FPRS too.
857 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
859 Backport from mainline
860 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
862 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
863 * configure: Regenerate.
865 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
867 Backport from mainline
868 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
869 Andrew Dixie <andrewd@gentrack.com>
871 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
874 2013-02-05 Richard Biener <rguenther@suse.de>
876 Backport from mainline
877 2012-12-10 Richard Biener <rguenther@suse.de>
879 PR tree-optimization/55107
880 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
881 (bitmap_set_replace_value): Add gcc_unreachable.
882 (do_regular_insertion): Re-write all_same handling. Insert
883 an assignment instead of a PHI in this case.
884 (execute_pre): Do not record constified events.
886 2013-02-05 Richard Biener <rguenther@suse.de>
888 PR tree-optimization/54767
889 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
890 backedges drop all symbolical range information.
891 (execute_vrp): Compute backedges.
893 2013-02-04 Richard Biener <rguenther@suse.de>
895 Backport from mainline
896 2012-01-11 Richard Guenther <rguenther@suse.de>
898 PR tree-optimization/44061
899 * tree-vrp.c (extract_range_basic): Compute zero as
900 value-range for __builtin_constant_p of function parameters.
902 2013-01-08 Jakub Jelinek <jakub@redhat.com>
905 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
907 2013-02-04 Richard Biener <rguenther@suse.de>
909 Backport from mainline
910 2012-07-04 Richard Guenther <rguenther@suse.de>
912 PR tree-optimization/53844
913 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
914 the loop virtual PHI.
916 2012-12-13 Richard Biener <rguenther@suse.de>
919 * tree-streamer.c (record_common_node): Check that we are not
920 recursively pre-loading nodes we want to skip. Handle
921 char_type_node appearing as part of va_list_type_node.
923 2013-02-04 Richard Biener <rguenther@suse.de>
926 * gimple.h (gimple_call_builtin_class_p): New function.
927 * gimple.c (validate_call): New function.
928 (gimple_call_builtin_class_p): Likewise.
929 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
930 Use gimple_call_builtin_class_p.
931 (find_func_clobbers): Likewise.
932 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
933 (strlen_optimize_stmt): Likewise.
935 2013-02-01 Jakub Jelinek <jakub@redhat.com>
937 Backported from mainline
938 2013-01-28 Jakub Jelinek <jakub@redhat.com>
940 PR tree-optimization/56125
941 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
942 pow(x,c) into sqrt(x) * powi(x, n/2) or
943 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
945 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
946 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
949 2013-01-25 Jakub Jelinek <jakub@redhat.com>
951 PR tree-optimization/56098
952 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
953 for stmts with volatile ops.
954 (cond_store_replacement): Don't optimize if assign has volatile ops.
955 (cond_if_else_store_replacement_1): Don't optimize if either
956 then_assign or else_assign have volatile ops.
958 2013-01-23 Jakub Jelinek <jakub@redhat.com>
961 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
962 instead of cmpdi_operand for first comparison operand.
963 Don't assert that comparison operands aren't both constants.
965 2013-01-21 Jakub Jelinek <jakub@redhat.com>
967 PR tree-optimization/56051
968 * fold-const.c (fold_binary_loc): Don't fold
969 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
970 a narrowing conversion, or widening conversion from signed
973 2013-01-18 Jakub Jelinek <jakub@redhat.com>
976 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
977 the case where writing real complex part of target modifies
980 2013-01-15 Jakub Jelinek <jakub@redhat.com>
983 * function.c (thread_prologue_and_epilogue_insns): Always
984 add crtl->drap_reg to set_up_by_prologue.set, even if
985 stack_realign_drap is false.
987 2013-01-10 Jakub Jelinek <jakub@redhat.com>
989 PR tree-optimization/55921
990 * tree-complex.c (expand_complex_asm): New function.
991 (expand_complex_operations_1): Call it for GIMPLE_ASM.
993 2013-01-03 Jakub Jelinek <jakub@redhat.com>
995 PR rtl-optimization/55838
996 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
997 iv0.step, iv1.step and step.
999 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1002 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1003 * gimple-low.c: Include langhooks.c.
1004 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1005 by default call lang_hooks.block_may_fallthru.
1006 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1008 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1009 (LANG_HOOKS_INITIALIZER): Use it.
1011 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1014 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1015 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1016 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1017 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1018 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1020 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1022 PR tree-optimization/55236
1023 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1024 and signed ARG0_TYPE, force low and high to be non-NULL.
1026 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1028 PR rtl-optimization/54127
1029 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1030 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1031 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1032 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1033 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1035 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1037 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1038 range isn't testing for zero.
1040 2013-01-29 Richard Biener <rguenther@suse.de>
1042 PR tree-optimization/56113
1043 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1045 (label_visit): Free duplicate bitmaps and record the leader instead.
1046 (perform_var_substitution): Adjust.
1048 2013-01-28 Serowk <serowk@yandex.ru>
1051 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1052 Fix mode checks to allow for the passing of constants in the
1054 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1055 Add entries in the switch statement for builtin iwmmxt vector
1056 shift and rotate builtins.
1058 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1060 Backport from mainline
1061 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1064 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1065 operand 0 in movabs insn template for -masm=intel asm alternative.
1066 (*movabs<mode>_2): Ditto for operand 1.
1068 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1070 Backport from mainline
1071 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1074 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1075 alternative to (o,r).
1076 (*movdi_internal_rex64): Remove (!o,n) alternative.
1077 (DImode immediate->memory splitter): Remove.
1078 (DImode immediate->memory peephole2): Remove.
1079 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1080 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1081 alternative to (!o,*r).
1082 (*movtf_internal_sse): New pattern.
1083 (*movxf_internal_rex64): New pattern.
1084 (*movxf_internal): Disable for TARGET_64BIT.
1085 (*movdf_internal_rex64): Remove (!o,F) alternative.
1087 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1089 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1090 involving stack registers slightly.
1092 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1094 * config/i386/constraints.md (Yf): New constraint.
1095 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1096 of f constraint to conditionaly disable x87 register preferences.
1097 (*movdf_internal): Ditto.
1098 (*movsf_internal): Ditto.
1100 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1102 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1103 (*movtf_internal_rex64): Add (!o,C) alternative
1104 (*movxf_internal_rex64): Ditto.
1105 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1107 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1109 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1111 2013-01-24 Martin Jambor <mjambor@suse.cz>
1113 Backport from mainline
1114 2013-01-04 Martin Jambor <mjambor@suse.cz>
1116 PR tree-optimization/55755
1117 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1118 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1120 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1122 Backport from mainline
1123 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1125 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1127 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1129 PR rtl-optimization/56023
1130 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1131 dependent on debug instruction.
1133 2013-01-21 Martin Jambor <mjambor@suse.cz>
1135 Backport from mainline
1136 2013-01-17 Martin Jambor <mjambor@suse.cz>
1138 PR tree-optimizations/55264
1139 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1140 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1141 for virtual functions.
1142 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1143 for virtual methods.
1144 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1145 virtual methods before inlining is over.
1147 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1149 Backport from mainline
1150 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1153 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1154 store through atomic_store<mode>_1.
1155 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1157 2013-01-16 Richard Biener <rguenther@suse.de>
1160 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1161 account for bitpos when computing alignment.
1163 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1165 Backport from 2013-01-14 trunk r195169.
1168 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1169 etc. to 1 and not to __flash.
1170 Use LL suffix for __INT24_MAX__ with -mint8.
1171 Use ULL suffix for __UINT24_MAX__ with -mint8.
1173 2013-01-14 Matthias Klose <doko@ubuntu.com>
1175 * doc/invoke.texi: Document -print-multiarch.
1176 * doc/install.texi: Document --enable-multiarch.
1177 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1178 * configure.ac: Add --enable-multiarch option.
1179 Substitute with_cpu, with_float.
1180 * configure: Regenerate.
1181 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1182 enable_multiarch, with_cpu, with_float: New macros.
1183 if_multiarch: New macro, define in terms of enable_multiarch.
1184 * genmultilib: Add new argument for the multiarch name.
1185 * gcc.c (multiarch_dir): Define.
1186 (for_each_path): Search for multiarch suffixes.
1187 (driver_handle_option): Handle multiarch option.
1188 (do_spec_1): Pass -imultiarch if defined.
1189 (main): Print multiarch.
1190 (set_multilib_dir): Separate multilib and multiarch names
1191 from multilib_select.
1192 (print_multilib_info): Ignore multiarch names in multilib_select.
1193 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1194 * cppdefault.h (default_include): Document multiarch in multilib
1196 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1197 include directory for multiarch directories.
1198 * common.opt: New options --print-multiarch and -imultilib.
1200 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1201 Include i386/t-linux.
1202 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1203 Include i386/t-kfreebsd.
1204 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1205 * config/i386/t-linux64: Add multiarch names in
1206 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1207 * config/i386/t-gnu: New file.
1208 * config/i386/t-kfreebsd: Likewise.
1209 * config/i386/t-linux: Likewise.
1211 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1212 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1213 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1214 for 32bit non-biarch configurations.
1216 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1217 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1220 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1222 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1224 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1225 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1226 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1228 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1229 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1230 Include rs6000/t-linux for 32bit non-biarch configurations.
1232 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1234 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1236 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1237 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1239 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1240 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1242 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1244 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1245 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1246 (vect_estimate_min_profitable_iter): Adjust to above fix.
1247 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1249 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1251 Backport from mainline
1252 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1254 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1255 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1256 documentation. Add missing '__' in front of
1257 __builtin_ia32_packssdw256.
1259 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1261 Backport from mainline
1262 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1264 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1265 attribute of movddup insn to DF.
1266 (*vec_interleave_lowv2df): Ditto.
1267 (vec_dupv2df): Ditto.
1269 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1271 Backport from 2013-01-07 trunk r194991, r194992.
1274 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1277 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1278 (avr_addrspace_t): Add .section_name field.
1279 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1281 (avr_addrspace): Same. Initialize .section_name. Remove last
1282 NULL entry. Put __memx into .progmemx.data.
1283 (progmem_section_prefix): Remove.
1284 (avr_asm_init_sections): No need to initialize progmem_section.
1285 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1286 section name prefix.
1287 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1288 retrieve the progmem section.
1289 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1290 boundary to run over avr_addrspace[].
1291 (avr_register_target_pragmas): Ditto.
1293 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1295 Backport from 2013-01-07 trunk r194978.
1298 * doc/install.texi (Cross-Compiler-Specific Options): Document
1301 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1303 Backport from 2013-01-07 trunk r194968.
1306 * config/avr/t-avr: Don't automatically rebuild
1307 $(srcdir)/config/avr/t-multilib
1308 $(srcdir)/config/avr/avr-tables.opt
1309 (avr-mcus): New phony target to build them on request.
1310 (s-avr-mlib): Remove.
1311 * avr/avr-mcus.def: Adjust comments.
1313 2013-01-07 Terry Guo <terry.guo@arm.com>
1315 Backport from mainline
1316 2012-12-19 Terry Guo <terry.guo@arm.com>
1318 * config/arm/arm.c (thumb_find_work_register): Check argument
1319 register number based on current PCS.
1321 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1323 Backport from mainline
1324 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1327 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1328 selected code model, define __code_mode_small__, __code_model_medium__,
1329 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1330 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1331 xchg temporary register with %k. Declare temporary register as
1333 [__x86_64__]: For medium and large code models, preserve %rbx register.
1335 2013-01-03 Richard Henderson <rth@redhat.com>
1337 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1338 after eliminating TLS symbols.
1340 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1343 * config/pa/pa.md (movsi): Revert previous change.
1344 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1347 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1350 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1353 2013-01-02 Jason Merrill <jason@redhat.com>
1356 * tree.c (build_array_type_1): Revert earlier change.
1358 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1361 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1362 after reload starts.
1364 2012-12-21 Martin Jambor <mjambor@suse.cz>
1366 PR tree-optimization/55355
1367 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1368 bit_position is small enough to fit a single HOST_WIDE_INT.
1370 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1372 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1374 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1376 Backport from mainline
1377 2012-10-15 Matthias Klose <doko@ubuntu.com>
1379 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1380 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1382 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1383 Tomash Brechko <tomash.brechko@gmail.com>
1386 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1387 handling of before and after cases.
1388 * config/sparc/sync.md (atomic_store): Fix pasto.
1390 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1392 * optabs.c (expand_atomic_store): Elide redundant model test.
1394 2012-12-13 Richard Henderson <rth@redhat.com>
1397 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1399 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1402 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1403 (tldo_stb_sp64): Likewise.
1404 (tldo_sth_sp32): Likewise.
1405 (tldo_sth_sp64): Likewise.
1406 (tldo_stw_sp32): Likewise.
1407 (tldo_stw_sp64): Likewise.
1408 (tldo_stx_sp64): Likewise.
1410 2012-12-10 Kai Tietz <ktietz@redhat.com>
1413 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1415 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1417 Backport from mainline
1418 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1419 H.J. Lu <hongjiu.lu@intel.com>
1422 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1423 before using it as insn or call equivalent.
1425 2012-12-06 Jason Merrill <jason@redhat.com>
1428 * tree.c (build_array_type_1): Re-layout if we found it in the
1431 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1433 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1434 opaque cond in all call insns.
1436 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1438 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1439 area if the function allocates dynamic stack space.
1440 (ia64_initial_elimination_offset): Adjust offsets to above change.
1442 2012-12-03 Richard Biener <rguenther@suse.de>
1444 Backport from mainline
1445 2012-09-24 Richard Guenther <rguenther@suse.de>
1447 PR tree-optimization/53663
1448 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1449 native encode/interpret translation on VN_WALKREWRITE.
1451 2012-12-03 Kai Tietz <ktietz@redhat.com>
1454 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1457 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1460 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1462 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1464 Backport from mainline:
1465 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1468 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1469 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1470 (in_nullified_branch_delay): Likewise.
1471 (in_call_delay): Likewise.
1472 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1473 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1474 the $$sh_func_adrs call as variable. Update type of sibcalls and
1475 $$sh_func_adrs call.
1476 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1477 length instead of adjustment. Handle negative and undefined call
1478 adjustments for insn_default_length. Remove adjustment for millicode
1479 insn with unfilled delay slot.
1480 (pa_output_millicode_call): Update for revised millicode length.
1481 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1483 2012-11-29 Kai Tietz <ktietz@redhat.com>
1486 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1487 use by XNEWVEC/XRESIZEVEC.
1489 * i386.c (get_scratch_register_on_entry): Handle
1490 thiscall-convention.
1491 (split_stack_prologue_scratch_regno): Likewise.
1492 (ix86_static_chain): Likewise.
1493 (x86_output_mi_thunk): Likewise.
1495 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1497 Backported from mainline
1498 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1499 Markus Trippelsdorf <markus@trippelsdorf.de>
1502 * lto-opts.c (lto_write_options): Also handle
1503 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1504 OPT_SPECIAL_program_name.
1507 * lto-wrapper.c (merge_and_complain): Handle
1508 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1509 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1511 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1513 PR rtl-optimization/55489
1514 * gcse.c (compute_transp): Precompute a canonical version
1515 of XEXP (x, 0), and pass it to canon_true_dependence.
1517 2012-11-27 Richard Biener <rguenther@suse.de>
1520 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1521 stmt with a NOP instead of removing it.
1523 2012-11-26 Richard Biener <rguenther@suse.de>
1525 Backport from mainline
1526 2012-10-19 Richard Biener <rguenther@suse.de>
1528 PR tree-optimization/54976
1529 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1530 Robustify against odd inner_mode inputs.
1532 2012-10-12 Richard Biener <rguenther@suse.de>
1534 PR tree-optimization/54894
1535 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1536 Handle over-aligned scalar types properly.
1538 2012-10-02 Richard Guenther <rguenther@suse.de>
1541 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1542 cleaning up the CFG.
1544 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1546 Backport from mainline
1547 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1549 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1550 explaining the register ordering preferences.
1552 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1553 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1554 constraints so that the traditional floating point loads, stores,
1555 and moves are done first, then the VSX loads, stores, and moves,
1556 and finally the GPR loads, stores, and moves so that reload
1557 chooses FPRs over GPRs, and uses the traditional load/store
1558 instructions which provide an offset.
1559 (movdf_hardfloat64): Likewise.
1561 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1563 Backported from mainline
1564 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1565 H.J. Lu <hongjiu.lu@intel.com>
1568 * config/i386/i386.c (legitimize_pic_address): Properly handle
1570 (ix86_print_operand_address): Set code to 'k' when forcing
1571 addr32 prefix. For x32, zero-extend negative displacement if
1574 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1576 * common.opt (fvar-tracking-uninit): Document.
1577 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1578 * config/darwin.c (darwin_override_options): Likewise.
1580 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1582 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1583 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1585 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1587 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1589 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1591 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1594 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1596 Backport from mainline
1597 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1599 * config/i386/i386.c (ix86_init_machine_status): Do not
1600 explicitly clear tls_descriptor_call_expanded_p again.
1602 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1604 * config/i386/sse.md
1605 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1606 as read and written by the instruction.
1608 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1610 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1611 (ix86_instantiate_decls): New function.
1612 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1613 stack slot instead of SLOT_VIRTUAL.
1614 <case IX86_BUILTIN_STMXCSR>: Ditto.
1615 (assign_386_stack_local): Do not assert when virtual slot is valid.
1616 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1617 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1618 (truncxf<mode>2): Ditto.
1619 (floatunssi<mode>2): Ditto.
1620 (isinf<mode>2): Ditto.
1621 * config/i386/sync.md (atomic_load<mode>): Ditto.
1622 (atomic_store<mode>): Ditto.
1624 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1627 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1628 the argument is itself a conditional expression.
1630 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1632 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1635 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1637 PR tree-optimization/54986
1638 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1639 conversions on entry but add them back on exit if needed.
1641 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1644 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1646 (print_reg): Use true_regnum rather than REGNO.
1647 (ix86_print_operand_address): Remove SUBREG handling.
1649 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1651 Backported from mainline
1652 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1655 * gimple.h (is_gimple_sizepos): New inline function.
1656 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1657 final assignment to expr variable.
1658 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1659 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1660 into a local temporary.
1662 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1664 PR tree-optimization/54877
1665 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1666 use make_ssa_name instead of copy_ssa_name.
1668 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1670 Backport from mainline
1671 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1673 PR tree-optimization/53708
1674 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1675 user-supplied alignment when used with an explicit section name.
1677 2012-11-02 Jeff Law <law@redhat.com>
1679 PR tree-optimization/54985
1680 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1681 from thread_across_edge.
1682 (thread_across_edge): Use it in all cases where we might thread
1685 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1687 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1688 special register pushes before frame probing and allocation.
1690 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1691 Joel Sherrill <joel.sherrill@oarcorp.com>
1693 * config/sparc/t-rtems: New (Custom multilibs).
1694 * config/sparc/t-rtems-64: New (Custom multilibs).
1695 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1696 (sparc-*-rtems*): Add sparc/t-rtems.
1698 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1700 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1702 (hash_rtx): Likewise.
1704 2012-10-29 Terry Guo <terry.guo@arm.com>
1706 Backport from mainline
1707 2012-10-11 Terry Guo <terry.guo@arm.com>
1709 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1711 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1714 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1716 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1717 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1719 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1721 * config/avr/t-rtems: Revert previous commit.
1723 2012-10-26 Terry Guo <terry.guo@arm.com>
1725 Backport from mainline
1726 2012-10-23 Terry Guo <terry.guo@arm.com>
1729 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1732 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1734 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1736 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1738 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1740 * config.gcc (microblaze*-*-rtems*): New target.
1741 * config/microblaze/rtems.h: New.
1742 * config/microblaze/t-rtems: New.
1744 2012-10-25 Richard Biener <rguenther@suse.de>
1746 PR tree-optimization/54902
1747 * tree-ssa-pre.c (fini_pre): Return TODO.
1748 (execute_pre): Adjust.
1749 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1750 blocks before computing dominators.
1752 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1754 Backport from mainline
1755 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1757 * config/i386/i386.c (memory_address_length): Assert that non-null
1758 base or index RTXes are registers. Do not check for REG RTXes.
1759 Determine addr32 prefix using SImode_address_operand or
1760 from original base and index RTXes. Simplify code.
1762 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1764 * config/i386/i386-protos.h (memory_address_length): Add new bool
1765 argument. Update all uses.
1766 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1767 add length of addr32 prefix based on mode of base or index register.
1768 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1769 addresses here. Update call to memory_address_length.
1770 (ix86_print_address_operand): Use SImode_address_operand predicate.
1771 * config/i386/predicates.md (SImode_address_operand): New.
1772 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1773 to calculate "mode" attribute. Use SImode_address_operand predicate
1774 instead of open-coding accepted RTX codes.
1776 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1778 Backport from 2012-10-22 trunk r192685.
1779 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1780 Note __AVR_<device>__ is not defined for cores.
1781 Don't point to --help=target.
1782 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1784 2012-10-19 Marek Polacek <polacek@redhat.com>
1786 Backported from mainline
1787 2012-10-19 Marek Polacek <polacek@redhat.com>
1790 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1791 pointer/non-pointer comparison.
1793 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1795 Backported from mainline
1796 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1799 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1800 sure the mode is correct when falling through from above cases.
1802 2012-10-19 Alan Modra <amodra@gmail.com>
1804 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1805 (HAVE_LD_LARGE_TOC): Likewise.
1806 * configure: Regenerate.
1808 2012-10-19 Alan Modra <amodra@gmail.com>
1810 * config/rs6000/predicates.md (splat_input_operand): Don't call
1811 input_operand for MEMs. Instead check for volatile and call
1812 memory_address_addr_space_p with modified mode.
1814 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1816 Backported from mainline
1817 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1819 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1821 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1823 PR rtl-optimization/54870
1824 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1825 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1826 SSA_NAME pointer that points to a partition if there is at least
1827 one variable with it set in the partition.
1828 * dse.c (local_variable_can_escape): New predicate.
1829 (can_escape): Call it.
1830 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1831 mark the SSA_NAME pointer that points to a partition.
1833 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1835 Backport from mainline
1836 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1838 PR rtl-optimization/53701
1839 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1840 rocess not only expr's vinsns but all old vinsns from expr's
1843 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1845 Backport from mainline
1846 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1849 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1851 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1852 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1853 only if producer writes to the register given by regno.
1855 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1857 Backport from mainline
1858 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1860 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1861 (UNSPEC_LOADU): New.
1862 (UNSPEC_STOREU): Ditto.
1863 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1864 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1865 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1866 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1867 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1868 (<sse2>_storedqu<avxsizesuffix>): ... this.
1869 (*sse4_2_pcmpestr_unaligned): Update.
1870 (*sse4_2_pcmpistr_unaligned): Ditto.
1872 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1873 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1874 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1875 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1876 gen_sse2_load{dqu,upd} to load from unaligned memory and
1877 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1879 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1880 Use CODE_FOR_sse_loadups.
1881 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1882 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1883 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1884 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1885 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1886 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1887 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1888 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1889 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1890 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1891 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1893 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1895 Backport from trunk (r190222):
1897 PR tree-optimization/54146
1898 * ifcvt.c: Include pointer-set.h.
1899 (cond_move_process_if_block): Change type of then_regs and
1900 else_regs from alloca'd array to pointer_sets.
1901 (check_cond_move_block): Update for this change.
1902 (cond_move_convert_if_block): Likewise.
1903 * Makefile.in: Fix dependencies for ifcvt.o.
1905 2012-10-15 Richard Guenther <rguenther@suse.de>
1907 PR tree-optimization/54920
1908 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1909 allocate temporary storage for all NARY elements.
1911 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1914 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1916 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1918 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1919 default_use_cxa_atexit to yes.
1921 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1923 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1925 2012-10-05 Jan Hubicka <jh@suse.cz>
1926 Jakub Jelinek <jakub@redhat.com>
1928 PR tree-optimization/33763
1929 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1930 attribute for redefined extern inline functions.
1932 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1934 Backported from mainline
1935 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1937 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1938 in SSE and YMM state support check for -march=native.
1940 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1943 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1946 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1948 Backported from mainline
1949 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1952 * doc/invoke.texi: Document -mprefer-avx128.
1954 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1956 Backported from mainline
1957 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1960 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1961 (XSTATE_FP): Likewise.
1962 (XSTATE_SSE): Likewise.
1963 (XSTATE_YMM): Likewise.
1964 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1965 SSE and YMM states aren't supported.
1967 2012-10-01 Tom de Vries <tom@codesourcery.com>
1969 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1972 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1975 * config/s390/s390.c (s390_option_override): Add missing break.
1977 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1979 Backport from mainline
1980 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1982 * config.gcc: Replace 'host' with 'target' when configuring for
1983 powerpc64*-*-freebsd.
1985 2012-09-28 Meador Inge <meadori@codesourcery.com>
1987 Backport from mainline
1988 2012-09-27 Meador Inge <meadori@codesourcery.com>
1990 * gcc-ar.c (main): Handle the returning of the sub-process error
1993 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1995 Backport from 2012-09-28 trunk r191821.
1996 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1998 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2001 * simplify-rtx.c (simplify_binary_operation_1): Perform
2002 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2004 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2006 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2007 TYPE_NONALIASED_COMPONENT flag.
2008 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2009 TYPE_NONALIASED_COMPONENT flag.
2011 2012-09-21 Richard Guenther <rguenther@suse.de>
2014 Backport from mainline
2015 2012-04-19 Richard Guenther <rguenther@suse.de>
2017 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2020 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2023 * c-typeck.c (c_cast_expr): When casting to a type requiring
2024 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2027 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2030 * c-typeck.c (build_unary_op): Pass original argument of
2031 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2032 any C_MAYBE_CONST_EXPR, if it has integer operands.
2033 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2034 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2035 to c_objc_common_truthvalue_conversion, then remove any
2036 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2037 c_objc_common_truthvalue_conversion not
2038 c_common_truthvalue_conversion.
2039 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2040 call note_integer_operands for arguments with integer operands
2041 that are not integer constants.
2043 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2045 Backported from mainline
2046 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2048 PR tree-optimization/54563
2049 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2050 gimple_purge_dead_eh_edges if last call has been changed.
2052 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2055 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2056 instead of (match_dup 0) as second argument to vec_merge.
2057 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2058 Remove third alternative.
2059 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2060 operand 2 instead of operand 1, but put it as first argument
2062 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2063 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2066 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2068 * BASE-VER: Set to 4.7.3.
2069 * DEV-PHASE: Set to prerelease.
2071 2012-09-20 Release Manager
2073 * GCC 4.7.2 released.
2075 2012-09-15 Andi Kleen <ak@linux.intel.com>
2077 Backport from mainline
2078 2012-09-07 Andi Kleen <ak@linux.intel.com>
2080 * gcc/lto-streamer.h (res_pair): Add.
2081 (lto_file_decl_data): Replace resolutions with respairs.
2083 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2084 Initialize respairs.
2085 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2087 2012-09-14 Walter Lee <walt@tilera.com>
2089 Backport from mainline.
2090 2012-09-14 Walter Lee <walt@tilera.com>
2092 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2093 option for TILEPro and TILE-Gx.
2095 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2097 * config/i386/i386.h (x86_prefetchw): New global variable.
2098 (TARGET_PREFETCHW): New macro.
2099 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2100 (processor_alias_table): Add PTA_PREFETCHW to
2101 bdver1, bdver2 and btver1.
2102 (ix86_option_override_internal): Set x86_prefetchw for
2103 PTA_PREFETCHW targets.
2104 * config/i386/i386.md (prefetch): Expand to prefetchw
2105 for TARGET_PREFETCHW.
2106 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2108 Backport from mainline
2109 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2111 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2112 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2114 (*prefetch_sse): ... this.
2115 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2117 (*prefetch_3dnow): ... this.
2119 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2122 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2123 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2125 2012-09-12 Teresa Johnson <tejohnson@google.com>
2127 Backport from mainline.
2128 2012-09-12 Teresa Johnson <tejohnson@google.com>
2130 PR gcov-profile/54487
2131 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2132 test using F_SETLKW with fcntl.
2133 * configure, config.in: Regenerate.
2135 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2137 Backport from mainline
2138 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2140 * config/i386/i386.md : Comments on fma4 instruction selection
2141 reflect requirement on register pressure based cost model.
2143 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2144 flag is set-reset as informed by the cpuid flag.
2146 * config/i386/i386.c (processor_alias_table): fma4
2147 flag is enabled for bdver2.
2149 2012-09-12 Christian Bruel <christian.bruel@st.com>
2151 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2153 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2155 * config.gcc: Obsolete picochip-*.
2157 2012-09-11 Richard Guenther <rguenther@suse.de>
2160 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2161 on flag_toplevel_reorder.
2163 2012-09-10 Richard Henderson <rth@redhat.com>
2165 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2168 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2170 Backport from 2012-09-10 mainline r191132.
2173 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2175 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2178 * tree-sra.c (disqualify_base_of_expr): Check for possible
2179 NULL_TREE returned by get_base_address()
2181 2012-09-07 Richard Guenther <rguenther@suse.de>
2183 Backport from mainline
2184 2012-06-26 Jan Hubicka <jh@suse.cz>
2187 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2190 2012-09-07 Richard Guenther <rguenther@suse.de>
2192 Backport from mainline
2193 2012-07-13 Richard Guenther <rguenther@suse.de>
2195 PR tree-optimization/53922
2196 * tree-vrp.c (value_inside_range): Change prototype to take
2197 min/max instead of value-range.
2198 (range_includes_zero_p): Likewise. Return the result from
2200 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2201 return value from range_includes_zero_p.
2202 (extract_range_from_unary_expr_1): Likewise.
2203 (compare_range_with_value): Likewise.
2204 (vrp_meet_1): Likewise.
2206 2012-09-07 Richard Guenther <rguenther@suse.de>
2209 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2210 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2211 arguments separately.
2213 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2215 Backported from mainline
2216 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2218 PR rtl-optimization/54455
2219 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2220 bb ends up with asm goto referencing bb's label.
2222 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2224 Backport from mainline.
2225 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2226 Richard Earnshaw <richard.earnshaw@arm.com>
2229 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2230 element size. Use elem_type from the formal parameter. New parameter
2232 (neon_expand_args): Adjust call to neon_dereference_pointer.
2234 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2236 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2237 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2239 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2241 Backport from mainline
2242 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2244 * config/i386/i386.md (isa): Add fma and fma4.
2245 (enabled): Handle fma and fma4.
2246 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2247 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2248 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2249 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2250 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2251 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2253 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2255 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2256 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2257 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2259 2012-09-06 Richard Guenther <rguenther@suse.de>
2261 PR tree-optimization/54498
2262 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2263 abort when reaching an already visited region.
2264 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2265 (get_continuation_for_phi_1): Likewise.
2266 (walk_non_aliased_vuses): When we translated the reference,
2267 abort when we re-visit a region.
2268 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2270 2012-09-06 Andrew Pinski <apinski@cavium.com>
2273 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2275 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2278 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2279 build_int_cst with size_type_node instead of size_int.
2281 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2283 Backport from 2012-09-05 mainline r190697.
2286 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2287 configured --with-avrlibc.
2288 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2290 * config/avr/avrlibc.h: New file.
2291 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2292 configured --with-avrlibc.
2293 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2295 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2297 Backport from 2012-09-04 mainline r190919
2300 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2301 of size less than 4 bytes by using macro ARM_NUM_INTS.
2302 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2304 2012-09-04 Richard Henderson <rth@redhat.com>
2306 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2308 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2310 Backport from 2012-09-04 mainline r190920
2313 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2315 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2317 Backport from 2012-09-04 mainline r190914
2320 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2322 (avr_allocate_stack_slots_for_args): ...this new static function.
2324 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2326 Backported from mainline
2327 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2330 * doc/invoke.texi: Add -da and remove -dm.
2332 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2334 Backported from mainline
2335 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2338 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2339 operands[1] is CONST_INT_P, convert it to QImode before printing.
2341 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2344 * c-convert.c (convert): Don't call fold_convert_loc if
2345 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2346 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2347 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2349 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2352 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2353 if init is a CONSTRUCTOR.
2355 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2357 PR rtl-optimization/54369
2358 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2359 calling dbr_schedule.
2360 * config/sparc/sparc.c (sparc_reorg): Likewise.
2362 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2364 Backport from mainline
2365 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2367 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2368 case for Atom processor.
2370 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2372 Backport from mainline
2373 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2376 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2377 true for TARGET_64BIT or !flag_pic.
2378 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2379 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2380 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2381 Add insn constraint. Conditionally emit xchg asm insns.
2382 (atomic_compare_and_swap<mode>): Update calls. Check only
2383 cmpxchg8b_pic_memory_operand in memory address fixup.
2385 (CASHMODE): Rename from DCASHMODE.
2386 (doublemodesuffix): Update modes.
2387 (regprefix): New mode attribute.
2389 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2390 <UNSPECV_CMPXCHG>: New constant.
2391 (atomic_compare_and_swap<mode>_1): Rename from
2392 atomic_compare_and_swap_single<mode>. Update calls and
2393 unspec_volatile constants.
2394 (atomic_compare_and_swap<mode>_doubleword): Rename from
2395 atomic_compare_and_swap_double<mode>. Update calls and
2396 unspec_volatile constants.
2398 2012-08-28 Walter Lee <walt@tilera.com>
2400 Backport from mainline
2401 2012-08-28 Walter Lee <walt@tilera.com>
2403 * confg/tilegx/tilegx.md: Fix code style.
2404 (*zero_extendsidi_truncdisi): Fix typo.
2405 * config/tilegx/tilegx.c: Fix code style.
2406 (tilegx_function_profiler): Fix typo.
2408 2012-08-27 Walter Lee <walt@tilera.com>
2410 Backport from mainline
2411 2012-08-27 Walter Lee <walt@tilera.com>
2413 * doc/md.texi (TILE-Gx): Fix typo.
2415 2012-08-27 Walter Lee <walt@tilera.com>
2417 Backport from mainline
2418 2012-08-27 Walter Lee <walt@tilera.com>
2420 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2421 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2423 2012-08-27 Walter Lee <walt@tilera.com>
2425 Backport from mainline
2426 2012-08-27 Walter Lee <walt@tilera.com>
2428 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2429 (insn_bfins): Delete.
2431 2012-08-27 Walter Lee <walt@tilera.com>
2433 Backport from mainline
2434 2012-08-27 Walter Lee <walt@tilera.com>
2436 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2437 atomic_exchange_bare<mode>,
2438 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2439 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2440 * config/tilegx/tilegx.md (type): Add X1_remove.
2441 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2442 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2443 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2446 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2448 PR rtl-optimization/54088
2449 * jump.c (delete_related_insns): Robustify latest change.
2451 2012-08-21 Richard Guenther <rguenther@suse.de>
2453 Backport from mainline
2454 2012-08-16 Richard Guenther <rguenther@suse.de>
2457 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2459 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2460 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2461 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2462 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2463 (tree_ssa_lim_finalize): Free all mem_refs.
2464 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2465 scc when bailing out.
2466 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2467 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2468 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2469 FOR_EACH_LOOP_BREAK.
2471 2012-08-17 Richard Guenther <rguenther@suse.de>
2473 * tree-sra.c (modify_function): Free redirect_callers vector.
2474 * ipa-split.c (split_function): Free args_to_pass vector.
2475 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2477 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2478 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2479 (vect_analyze_slp_instance): Free everything.
2480 (destroy_bb_vec_info): Free the SLP instances.
2482 2012-08-17 Richard Guenther <rguenther@suse.de>
2484 * params.def (integer-share-limit): Decrease from 256 to 251,
2487 2012-08-21 Richard Guenther <rguenther@suse.de>
2489 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2490 the affine expansion cache.
2492 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2494 Backported from trunk
2495 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2498 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2500 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2502 Backport from mainline.
2503 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2506 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2507 mark as predicable. Adjust asm template.
2508 (vec_setv2di_internal): Likewise.
2509 (vec_extract<mode> VD, VQ): Likewise.
2510 (vec_extractv2di): Likewise.
2511 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2512 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2513 (neon_vdup_n<mode> VX, V32): Likewise.
2514 (neon_vdup_nv2di): Likewise.
2516 2012-08-17 Walter Lee <walt@tilera.com>
2518 Backport from mainline
2519 2012-08-17 Walter Lee <walt@tilera.com>
2521 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2522 (FEEDBACK_ENTER): Define.
2523 (FEEDBACK_REENTER): Define.
2524 (FEEDBACK_ENTRY): Define.
2525 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2526 (FEEDBACK_ENTER): Define.
2527 (FEEDBACK_REENTER): Define.
2528 (FEEDBACK_ENTRY): Define.
2530 2012-08-16 Walter Lee <walt@tilera.com>
2532 Backport from mainline
2533 2012-08-16 Walter Lee <walt@tilera.com>
2535 * config.gcc (tilegx-*-linux*): Add feedback.h.
2536 (tilepro-*-linux*): Likewise.
2537 * config/tilegx/feedback.h: New file.
2538 * config/tilepro/feedback.h: New file.
2540 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2542 Backport from mainline r189840 and r187586:
2543 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2545 * config/i386/i386.md (stack_protect_set): Disable the pattern
2546 for Android since Android libc (bionic) does not provide random
2547 value for stack protection guard at gs:0x14. Guard value
2548 will be provided from external symbol (default implementation).
2549 (stack_protect_set_<mode>): Likewise.
2550 (stack_protect_test): Likewise.
2551 (stack_protect_test_<mode>): Likewise.
2552 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2553 not have Bionic by default
2554 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2555 Macro OPTION_BIONIC is defined in this file and provides Bionic
2556 accessibility status
2558 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2560 * configure.ac: Stack protector enabling for Android targets.
2561 * configure: Regenerate.
2563 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2565 Backported from trunk
2566 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2568 PR rtl-optimization/53942
2569 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2570 directly from likely spilled non-fixed hard registers, move them
2573 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2575 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2576 (xop_phaddubq): Ditto.
2578 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2580 Backport from mainline
2581 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2582 Richard Earnshaw <rearnsha@arm.com>
2584 * target.def (vector_alignment): New target hook.
2585 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2586 * doc/tm.texi: Regenerate.
2587 * targhooks.c (default_vector_alignment): New function.
2588 * targhooks.h (default_vector_alignment): Add prototype.
2589 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2590 * config/arm/arm.c (arm_vector_alignment): New function.
2591 (TARGET_VECTOR_ALIGNMENT): Define.
2593 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2594 vector type alignment instead of size.
2595 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2596 element type size directly instead of computing it from alignment.
2597 Fix variable naming and comment.
2599 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2601 Backport from mainline
2602 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2604 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2605 (alpha_pad_function_end): ... this. Also insert NOP between
2606 sibling call and GP load.
2607 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2609 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2611 Backport from mainline
2612 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2613 H.J. Lu <hongjiu.lu@intel.com>
2615 PR rtl-optimization/54157
2616 * combine.c (gen_lowpart_for_combine): Don't return identity
2617 for CONST or symbolic reference.
2619 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2621 Backport from mainline
2622 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2624 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2625 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2626 split_cost argument signed.
2627 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2628 (ix86_avoid_lea_for_addr): Ditto.
2630 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2632 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2633 the address has less than two components.
2635 2012-08-02 Steve Ellcey <sellcey@mips.com>
2637 Backport from mainline
2638 2012-07-19 Steve Ellcey <sellcey@mips.com>
2640 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2643 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2645 Backport from mainline
2646 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2649 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2650 negative constant address for TARGET_X32 ...
2651 (ix86_decompose_address): ... here. Reject constant addresses
2652 that don't satisfy x86_64_immediate_operand predicate.
2654 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2657 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2658 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2659 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2660 addresses. Prevent zero extensions of CONST_INT operands.
2662 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2665 * config/i386/i386.md (*lea): New insn pattern.
2667 (*lea<mode>_2): Ditto.
2668 (*lea_{3,4,5,6}_zext): Ditto.
2669 * config/i386/predicates.md (lea_address_operand): Do not reject
2670 zero-extended address operands.
2671 * config/i386/constraints.md (j): Remove address constraint.
2672 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2674 (ix86_print_operand_address): Handle SImode subreg of an address.
2675 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2677 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2679 Backport from mainline
2680 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2683 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2684 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2686 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2687 (*movdi_internal_rex64): Use %E operand modifier for lea.
2688 (*movsi_internal): Ditto.
2690 (*lea<mode>_2): Ditto.
2691 (*lea_{3,4,5,6}_zext): Ditto.
2692 (*tls_global_dynamic_32_gnu): Ditto.
2693 (*tls_global_dynamic_64): Ditto.
2694 (*tls_dynamic_gnu2_lea_32): Ditto.
2695 (*tls_dynamic_gnu2_lea_64): Ditto.
2696 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2698 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2700 Backport from mainline
2701 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2703 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2705 (ix86_print_operand_address): Assert that parts.base and parts.index
2706 are non-NULL after call to simplify_subreg.
2708 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2711 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2713 * config/sh/sh.c (sh_option_override): Do not change
2714 flag_finite_math_only. Set TARGET_IEEE to complement of
2715 flag_finite_math_only.
2716 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2717 description of mieee and mno-ieee behavior.
2719 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2722 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2723 (_lzcnt_u64): Ditto.
2725 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2727 Backport from mainline
2728 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2730 PR rtl-optimization/52250
2731 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2732 to put note list into. Unconditionally call move_bb_info.
2733 (move_bb_info): Do not assert the blocks being in the same region,
2734 just drop the note list if they are not.
2736 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2738 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2740 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2742 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2743 defining statement is a SSA name that occurs in abnormal PHIs.
2745 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2747 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2750 2012-07-19 Richard Guenther <rguenther@suse.de>
2751 Eric Botcazou <ebotcazou@adacore.com>
2753 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2754 about transition from invariant to known bits.
2755 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2757 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2760 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2761 (cleanup_tree_cfg_bb): Don't call it.
2762 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2765 2012-07-19 Christian Bruel <christian.bruel@st.com>
2768 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2770 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2772 * config.gcc (v850-*-rtems*): New target.
2773 * config/v850/rtems.h: New.
2774 * config/v850/t-rtems: New.
2776 2012-07-18 Nick Clifton <nickc@redhat.com>
2778 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2780 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2784 Backport from mainline
2785 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2788 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2789 instead expand it as zero extension.
2791 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2793 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2794 QImode and HImode splitters. Use ix86_comparison_operator.
2795 Explicitly match FLAGS_REG.
2796 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2798 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2799 Steven Bosscher <steven@gcc.gnu.org>
2800 Bernd Schmidt <bernds@codesourcery.com>
2802 PR rtl-optimization/53908
2803 * df-problems.c (can_move_insns_across): When doing
2804 memory-reference book-keeping, handle call insns.
2806 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2808 Backport from mainline
2809 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2812 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2813 sibcall_insn_operand. Move it to a temporary register if not.
2815 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2818 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2819 emit PIC sequence for fnaddr symbol reference in advance.
2821 2012-07-09 Jason Merrill <jason@redhat.com>
2824 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2825 (type_hash_eq): Likewise.
2828 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2830 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2832 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2833 due to negative shift amount.
2835 2012-07-06 Kai Tietz <ktietz@redhat.com>
2837 Backport from mainline.
2839 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2840 as "/mingw/include".
2842 2012-07-06 Nick Clifton <nickc@redhat.com>
2844 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2845 default_encode_section_info.
2847 2012-07-06 Richard Guenther <rguenther@suse.de>
2849 Backport from mainline
2850 2012-03-30 Richard Guenther <rguenther@suse.de>
2853 * double-int.c (rshift_double): Remove not needed cast.
2855 2012-03-28 Richard Guenther <rguenther@suse.de>
2858 * double-int.h (rshift_double): Remove.
2859 * double-int.c (lshift_double): Use absu_hwi to make count
2861 (rshift_double): Make static, take unsigned count argument,
2862 remove handling of negative count argument.
2863 (double_int_rshift): Dispatch to lshift_double.
2865 2012-07-06 Richard Guenther <rguenther@suse.de>
2867 Backport from mainline
2868 2012-06-18 Richard Guenther <rguenther@suse.de>
2870 PR tree-optimization/53693
2871 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2872 Reject operands with more than one use.
2874 2012-07-06 Richard Guenther <rguenther@suse.de>
2876 Backport from mainline
2877 2012-04-11 Richard Guenther <rguenther@suse.de>
2880 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2881 consider loop nesting.
2882 (evolution_function_is_univariate_p): Properly check the remainder
2885 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2887 Backport from mainline
2888 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2890 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2891 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2892 (adjacent_mem_locations): Move some code to and call...
2893 (get_memref_parts): ...new function.
2894 (mem_locations_overlap): New function.
2895 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2896 (is_mem_ref): Rename to...
2897 (find_mem_ref): ...this. Return MEM rtx.
2898 (get_store_dest): Remove function.
2899 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2900 new parameter and adjust calls.
2901 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2902 mem refs overlap for true_store_to_load_dep_costly.
2903 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2904 passed to adjacent_mem_locations.
2905 (is_costly_group): Walk resolved dependency list.
2906 (force_new_group): Emit group ending nop for Power6/Power7.
2907 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2908 (group_ending_nop): New define_insn.
2910 2012-07-04 Richard Guenther <rguenther@suse.de>
2913 * gimple-fold.c (get_base_constructor): Do not return an
2914 error_mark_node DECL_INITIAL.
2916 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2918 Backport from mainline
2919 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2921 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2922 code model string in the error message.
2924 2012-07-04 Tristan Gingold <gingold@adacore.com>
2926 Backport from mainline.
2927 2012-06-25 Tristan Gingold <gingold@adacore.com>
2929 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2930 (seh_cfa_adjust_cfa): ... that function.
2931 (seh_emit_stackalloc): Do not emit out of range values.
2932 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2933 UNSPEC_DEF_CFA constants.
2934 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2935 * config/i386/i386.c (ix86_frame_pointer_required): Required
2936 for very large frames on SEH target.
2937 (ix86_compute_frame_layout): Save area is before frame pointer
2938 on SEH target. Handle very large frames.
2939 (ix86_expand_prologue): Likewise.
2941 2012-07-04 Richard Guenther <rguenther@suse.de>
2943 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2944 as in free_lang_data_in_type.
2946 2012-07-02 Martin Jambor <mjambor@suse.cz>
2948 Backport from mainline.
2949 2012-07-02 Martin Jambor <mjambor@suse.cz>
2952 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2953 dynamic type change check.
2955 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2957 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2958 last statement of the finally block onto the switch.
2960 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2962 * configure: Regenerate.
2964 Backport from mainline.
2965 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2967 * config.gcc (target_type_format_char): New. Document it. Set it for
2969 * configure.ac (gnu_unique_option): Use target_type_format_char
2970 in test. Comment rationale.
2972 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2974 Backport from mainline.
2975 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2977 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2979 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2981 Backport from 2012-06-28 mainline r189049
2984 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2985 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2986 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2987 avr_hard_regno_call_part_clobbered.
2989 2012-06-28 Richard Guenther <rguenther@suse.de>
2992 * expr.c (expand_expr_real_1): Verify if the type is complete
2993 before inspecting its size.
2995 2012-06-27 Nick Clifton <nickc@redhat.com>
2997 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3000 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3003 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3005 2012-06-26 Nick Clifton <nickc@redhat.com>
3007 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3009 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3012 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3013 of x x x in the vmovlps load alternative.
3015 2012-06-22 Richard Guenther <rguenther@suse.de>
3017 * gcov-iov.c: Include bconfig.h and system.h.
3019 2012-06-22 Richard Guenther <rguenther@suse.de>
3021 PR gcov-profile/53744
3022 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3024 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3026 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3027 DECL_IGNORED_P non-reg vars even if they are used.
3029 2012-06-19 Jason Merrill <jason@redhat.com>
3032 * dwarf2out.c (modified_type_die): Use scope_die_for.
3033 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3034 (uses_local_type_r, uses_local_type): New.
3035 (scope_die_for): Keep a type that uses a local type in local scope.
3036 Use get_context_die for namespace and type scope.
3038 2012-06-19 Richard Guenther <rguenther@suse.de>
3041 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3042 replace it with the first non-BLOCK context.
3044 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3046 PR rtl-optimization/53700
3048 Backport from mainline
3049 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3051 * ira-color.c (setup_left_conflict_sizes_p): Process all
3052 conflicting objects.
3054 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3056 Backport from mainline
3057 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3060 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3061 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3062 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3063 instead of xop_mulv2div2di3_low.
3064 (xop_p<macs>dql): Fix vec_select selector.
3065 (xop_p<macs>dqh): Ditto.
3066 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3067 (xop_mulv2div2di3_high): Ditto.
3069 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3071 Backport from mainline:
3072 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3074 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3076 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3078 Backport from mainline:
3079 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3081 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3082 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3083 MAX_PCREL17F_OFFSET instead of fixed offset.
3084 (pa_attr_length_call): Likewise.
3085 (pa_attr_length_indirect_call): Likewise.
3087 2012-06-15 Walter Lee <walt@tilera.com>
3089 Backport from mainline:
3090 2012-06-15 Walter Lee <walt@tilera.com>
3092 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3094 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3096 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3098 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3100 Backport from mainline:
3102 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3103 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3104 * gimple.h (block_in_transaction): Check for flag_tm.
3106 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3108 PR tree-optimization/52558
3110 Backport from mainline:
3111 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3112 * gimple.h (gimple_set_in_transaction): Remove.
3113 (gimple_in_transaction): Look in BB instead.
3114 (gimple_statement_base): Remove in_transaction field.
3115 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3116 * trans-mem.c (compute_transaction_bits): Place transaction bit
3117 information into basic blocks.
3119 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3121 PR tree-optimization/52558
3122 * cfg.c (alloc_aux_for_edge): Fix comment.
3123 (alloc_aux_for_edge): Remove static.
3124 * basic-block.h (alloc_aux_for_edge): Protoize.
3125 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3126 (execute_sm_if_changed_flag): New.
3127 (execute_sm_if_changed_flag_set): New.
3128 (execute_sm): Do not generate data races unless requested.
3129 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3130 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3131 * gimple.h (block_in_transaction): New.
3132 (gimple_in_transaction): Use block_in_transaction.
3134 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3136 Backported from mainline
3137 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3139 PR rtl-optimization/53589
3140 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3141 discovery even when e->dest != target. If any LABEL_REF points
3142 to e->dest label, redirect it to target's label.
3144 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3147 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3148 returns false, replace stmt with GIMPLE_NOP.
3149 (check_omp_nesting_restrictions): Instead of issuing warnings,
3150 issue errors and return false if any errors were reported.
3152 2012-06-14 Richard Guenther <rguenther@suse.de>
3154 * BASE-VER: Set to 4.7.2.
3155 * DEV-PHASE: Set to prerelease.
3157 2012-06-12 Christian Bruel <christian.bruel@st.com>
3160 * config/sh/sh.c (sh_option_override): Don't force
3161 flag_omit_frame_pointer and maccumulate_outgoing_args.
3162 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3164 2012-06-14 Release Manager
3166 * GCC 4.7.1 released.
3168 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3170 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3172 2012-06-13 Richard Henderson <rth@redhat.com>
3174 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3175 iterator instead of INT.
3177 2012-06-08 Richard Henderson <rth@redhat.com>
3180 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3181 note to a clobber insn when no other insn is available.
3183 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3186 * doc/invoke.texi (Wenum-compare): Update documentation.
3188 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3191 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3193 (altivec_stvlxl): Ditto.
3194 (altivec_stvrx): Ditto.
3195 (altivec_stvrxl): Ditto.
3197 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3200 * trans-mem.c (expand_block_edges): Do not skip the first
3201 statement when resetting the BB.
3203 2012-06-04 Richard Guenther <rguenther@suse.de>
3206 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3207 create new assembler names.
3209 2012-06-04 Richard Guenther <rguenther@suse.de>
3211 Backport from mainline
3212 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3215 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3216 larger than maxbits. Don't compute maxbits modulo align.
3217 Also check that unit bytes long store at bitpos / unit * unit
3218 doesn't affect bits beyond bitregion_end.
3219 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3220 would not fit into bitregion_start ... bitregion_end + 1 bit
3222 (store_split_bit_field): Decrease unit close to end of bitregion_end
3223 if access is restricted in order to avoid mutual recursion.
3225 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3227 Backport from 2012-06-04 mainline r188172
3230 * config/avr/avr-stdint.h: New file.
3231 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3234 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3236 PR tree-optimization/53550
3237 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3238 is POINTER_TYPE_P, use sizetype as step type instead of type.
3240 2012-06-04 Richard Guenther <rguenther@suse.de>
3241 Eric Botcazou <ebotcazou@adacore.com>
3243 Backport from mainline
3244 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3246 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3247 Change type of BITOFFSET to signed. Make sure the lower bound of
3248 the computed range is non-negative by adjusting OFFSET and BITPOS.
3249 (expand_assignment): Adjust call to get_bit_range.
3251 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3253 * expr.c (get_bit_range): Return the null range if the enclosing record
3254 is part of a larger bit field.
3256 2012-03-20 Richard Guenther <rguenther@suse.de>
3258 * stor-layout.c (finish_bitfield_representative): Fallback
3259 to conservative maximum size if the padding up to the next
3260 field cannot be computed as a constant.
3261 (finish_bitfield_layout): If we cannot compute the distance
3262 between the start of the bitfield representative and the
3263 bitfield member start a new representative.
3264 * expr.c (get_bit_range): The distance between the start of
3265 the bitfield representative and the bitfield member is zero
3266 if the field offsets are not constants.
3268 2012-03-16 Richard Guenther <rguenther@suse.de>
3270 * stor-layout.c (finish_bitfield_representative): Fall back
3271 to the conservative maximum size if we cannot compute the
3272 size of the tail padding.
3274 2012-03-14 Richard Guenther <rguenther@suse.de>
3276 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3277 * stor-layout.c (start_bitfield_representative): New function.
3278 (finish_bitfield_representative): Likewise.
3279 (finish_bitfield_layout): Likewise.
3280 (finish_record_layout): Call finish_bitfield_layout.
3281 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3282 for QUAL_UNION_TYPE fields.
3283 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3284 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3285 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3290 * expr.c (get_bit_range): Unconditionally extract bitrange
3291 from DECL_BIT_FIELD_REPRESENTATIVE.
3292 (expand_assignment): Adjust call to get_bit_range.
3294 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3297 * fold-const.c (fold_binary_loc): Refine previous change.
3299 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3301 Backport from mainline
3302 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3305 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3306 avoid going above orig insn. Update comments.
3308 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3310 Backport from mainline
3311 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3314 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3315 prologue for unwinder and profiler.
3317 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3319 Backport from mainline
3320 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3322 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3324 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3326 Backport from mainline
3327 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3329 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3330 DBX_REGISTER_NUMBER.
3332 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3334 Backport from mainline
3335 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3337 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3338 operand is CONST_INT. Take COSTS_N_INSNS into account.
3339 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3342 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3344 * config/avr/avr.opt (-msp8): Document it.
3345 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3347 2012-05-31 Richard Guenther <rguenther@suse.de>
3350 * expr.c (expand_assignment): Do not use movmisalign on
3353 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3356 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3357 (pa_section_type_flags): New.
3358 (pa_legitimate_constant_p): Revert previous change.
3360 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3362 Backport from mainline
3363 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3366 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3367 accessed indirectly.
3368 (ipa_tm_create_version): Same.
3370 2012-05-30 Jason Merrill <jason@redhat.com>
3373 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3374 about array compound literals.
3376 2012-05-30 Richard Guenther <rguenther@suse.de>
3379 * fold-const.c (fold_binary_loc): Make sure to call
3380 fold_plusminus_mult_expr with the original sign of operands.
3382 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3384 * explow.c (probe_stack_range): Restore simple control flow and stop
3385 again when the probe cannot be generated if HAVE_check_stack.
3387 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3389 PR rtl-optimization/53519
3390 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3391 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3393 2012-05-29 Richard Guenther <rguenther@suse.de>
3395 PR tree-optimization/53516
3396 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3398 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3400 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3402 Backport from mainline
3403 2012-05-28 Richard Guenther <rguenther@suse.de>
3405 PR tree-optimization/53438
3406 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3408 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3410 Backport from mainline
3411 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3413 PR rtl-optimization/52528
3414 * combine.c (can_combine_p): Add setting of subst_low_luid
3415 before call to expand_field_assignment().
3417 2012-05-26 Martin Jambor <mjambor@suse.cz>
3419 Backport from mainline
3420 2012-05-23 Martin Jambor <mjambor@suse.cz>
3422 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3424 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3427 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3428 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3430 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3433 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3434 (ix86_expand_vec_perm): Use int mode instead of float.
3436 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3439 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3440 gnu_ld variables to yes.
3441 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3442 (HAVE_GNU_AS): Likewise.
3443 * config.in: Regenerate.
3444 * configure: Likewise.
3446 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3448 Backport from mainline
3449 2012-03-12 Richard Guenther <rguenther@suse.de>
3450 * config/arm/arm.c (neon_dereference_pointer): Do not call
3451 covert during RTL expansion.
3453 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3455 Backport from mainline
3456 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3459 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3460 relied on signed overflow behavior.
3462 2012-05-24 Richard Guenther <rguenther@suse.de>
3465 * tree-profile.c (tree_profiling): Cleanup the CFG if
3466 execute_fixup_cfg requests it.
3468 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3470 PR tree-optimization/53465
3471 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3472 vr0 into *vr, then vrp_meet that.
3473 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3474 have any equivalences.
3475 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3478 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3480 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3482 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3483 (iterative_hash_gimple_type): Adjust comment.
3484 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3485 domain for an array type instead of the domain type itself.
3487 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3489 Backport from 2012-05-23 mainline r187803
3492 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3493 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3496 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3498 Backport from 2012-05-03 mainline r187075
3500 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3501 has_fma4 for AMD processors with both fma3 and fma4 support.
3503 2012-05-22 Richard Guenther <rguenther@suse.de>
3505 PR tree-optimization/53408
3506 * tree-vect-loop.c (vectorizable_induction): Properly check
3507 the restriction that we cannot handle induction results from
3508 the inner loop outside of the outer loop.
3510 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3512 PR tree-optimization/53436
3513 * omp-low.c (omp_build_component_ref): New function.
3514 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3516 PR tree-optimization/53366
3517 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3518 tests if complex_numbers == 2, but there are non-complex number loads
3521 PR tree-optimization/53409
3522 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3523 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3525 PR tree-optimization/53410
3526 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3527 instead of build_int_cst (type, 0) where vector types might be
3530 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3533 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3534 from folded operands before wrapping another around the
3535 conditional expression.
3537 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3538 Patrick Marlier <patrick.marlier@gmail.com>
3540 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3543 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3545 Backport from mainline
3546 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3549 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3550 (UNSPECV_RDRAND): This.
3551 (rdrand<mode>_1): Updated.
3553 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3555 Backport from mainline
3556 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3558 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3559 RDRND, F16C and FSGSBASE.
3561 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3563 Backport from mainline
3564 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3566 * tree-ssa-pre.c (can_value_number_call): Delete.
3567 (compute_avail): Skip all statements with side effects.
3568 <GIMPLE_CALL>: Skip calls to internal functions.
3570 2012-05-18 David S. Miller <davem@davemloft.net>
3572 Backport r185385 from mainline
3573 2012-03-14 Richard Guenther <rguenther@suse.de>
3576 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3577 element type instead of mode, use build_vector_type_for_mode
3578 instead of the langhook, build a vector of proper signedness.
3579 (expand_vector_operations_1): Adjust.
3581 2012-05-18 Olivier Hainque <hainque@adacore.com>
3583 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3584 $(libsubdir) as libexecsubdir.
3586 2012-05-16 Andrew Pinski <apinski@cavium.com>
3588 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3591 2012-05-16 David S. Miller <davem@davemloft.net>
3593 * jump.c (delete_related_insns): If we remove a CALL, make sure
3594 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3596 2012-05-16 Richard Henderson <rth@redhat.com>
3599 * combine-stack-adj.c (prev_active_insn_bb): New.
3600 (next_active_insn_bb): New.
3601 (force_move_args_size_note): New.
3602 (combine_stack_adjustments_for_block): Use it.
3604 2012-05-16 Olivier Hainque <hainque@adacore.com>
3606 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3607 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3608 Add comments and improve stamp preservation across the whole sequence.
3609 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3611 2012-05-16 Richard Guenther <rguenther@suse.de>
3613 PR tree-optimization/53364
3614 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3615 detect a view-conversion of the decl.
3617 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3620 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3621 that operands[2] is either immediate, or q_regs_operand.
3623 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3625 Backport r187139 from mainline.
3626 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3628 PR rtl-optimization/52804
3629 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3630 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3631 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3632 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3633 RELOAD_FOR_OUTADDR_ADDRESS.
3635 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3638 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3639 generate target register for "load" class builtins.
3642 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3645 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3646 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3647 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3648 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3649 (<sse>_movu<ssemodesuffix>): New expander.
3650 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3651 (avx_movdqu<avxmodesuffix>): New expander.
3652 (*sse2_movdqu): Rename from sse2_movdqu.
3653 (sse2_movdqu): New expander.
3655 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3657 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3658 lineno 1 the same as lineno 0 before first start file directive.
3659 (optimize_macinfo_range): Likewise.
3661 * dwarf2out.c (have_macinfo): Define.
3662 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3663 attribute, don't force empty compilation unit and don't emit any
3664 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3666 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3668 Backport from mainline
3669 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3671 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3672 ORDERED and UNORDERED conditions.
3674 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3676 * function.c (requires_stack_frame_p): If the function can throw
3677 non-call exceptions, return true if the insn can throw internally.
3679 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3681 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3682 DECL_ORIGINAL_TYPE if it is present.
3684 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3686 Backport from 2012-05-12 mainline r187342.
3689 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3690 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3691 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3692 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3693 (expand_prologue): Move initialization of cfun->machine->is_naked,
3694 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3695 (avr_set_current_function): ...this new static function.
3696 (TARGET_SET_CURRENT_FUNCTION): New define.
3697 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3698 checking attributes of current_function_decl.
3699 (avr_regs_to_save): Ditto.
3700 (signal_function_p): Rename to avr_signal_function_p.
3701 (interrupt_function_p): Rename to avr_interrupt_function_p.
3703 * doc/extend.texi (Function Attributes): Better explanation of
3704 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3707 2012-05-09 Matthias Klose <doko@ubuntu.com>
3709 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3711 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3714 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3715 when a constant source operand matches an "I" constraint, the "no
3716 CC0 change" applies to a register-destination only, not a
3717 strict_low_part-destination.
3719 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3721 Backport from mainline:
3722 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3724 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3726 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3728 PR tree-optimization/53239
3729 * tree-vrp.c (get_value_range): Set VR of
3730 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3733 2012-05-07 Richard Guenther <rguenther@suse.de>
3735 PR tree-optimization/53195
3736 * tree-inline.c (setup_one_parameter): Properly add referenced
3737 vars from the parameters new known value.
3739 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3741 Backport from mainline:
3742 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3745 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3748 2012-05-04 Ian Lance Taylor <iant@google.com>
3750 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3751 values from false to NULL.
3753 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3755 Backport from mainline
3756 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3759 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3760 (TARGET_CMOV): Rename from TARGET_CMOVE.
3761 (TARGET_CMOVE): New define.
3762 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3763 Do not set TARGET_CMOVE here.
3765 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3767 Backport from mainline:
3769 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3771 PR tree-optimization/52633
3772 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3773 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3774 (vect_recog_over_widening_pattern): Remove handling of code that was
3775 already detected as over-widening pattern. Remove special handling
3776 of "unsigned" cases. Instead, support general case of conversion
3777 of the shift result to another type.
3779 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3781 * tree-vect-patterns.c (vect_single_imm_use): New function.
3782 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3783 (vect_recog_over_widening_pattern): Likewise.
3784 (vect_recog_widen_shift_pattern): Likewise.
3786 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3788 PR tree-optimization/52870
3789 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3790 presumed pattern statement is within the same loop or basic block.
3792 2012-05-04 Richard Guenther <rguenther@suse.de>
3794 * common.opt (flto-report): Do not mark as Optimization.
3796 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3799 * recog.c (constrain_operands): If extra constraints are present, also
3800 accept pseudo-registers with equivalent memory locations during reload.
3802 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3804 Backport from the mainline
3805 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3808 * config/rs6000/rs6000.md (bswapdi splitters): If
3809 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3810 default) is used, generate an alternate sequence that does not
3811 depend on using indexed addressing.
3813 2012-05-03 David S. Miller <davem@davemloft.net>
3816 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3817 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3818 (sparc_emit_float_lib_cmp): Likewise.
3820 2012-05-04 Martin Jambor <mjambor@suse.cz>
3822 Backport from mainline
3823 2012-05-02 Martin Jambor <mjambor@suse.cz>
3826 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3827 of a variable when the contect is a function.
3829 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3832 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3833 append program name to it and pass that as first argument
3834 to make_relative_prefix. Always pass standard_libexec_prefix
3835 as last argument to make_relative_prefix. If
3836 make_relative_prefix returns NULL, fall back to
3837 standard_libexec_prefix.
3840 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3844 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3845 mode, return that mode.
3847 2012-05-03 Richard Guenther <rguenther@suse.de>
3849 PR tree-optimization/53144
3850 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3852 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3853 with SSA name values.
3854 (vn_reference_lookup_3): Adjust callers.
3856 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3858 PR tree-optimization/53163
3859 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3860 return value from compute_all_dependences.
3862 PR rtl-optimization/53160
3863 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3864 has been modified by ree pass already.
3866 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3868 Backport from mainline
3869 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3872 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3873 calls to cgraph_node_name in xstrdup.
3874 (ipa_make_edge_direct_to_target): Ditto.
3875 * tree-sra.c (convert_callers_for_node): Ditto.
3876 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3877 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3878 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3879 (cgraph_materialize_all_clones): Ditto.
3880 * ipa-inline.c (report_inline_failed_reason): Ditto.
3881 (want_early_inline_function_p): Ditto.
3882 (edge_badness): Ditto.
3883 (update_edge_key): Ditto.
3884 (flatten_function): Ditto.
3885 (ipa_inline): Ditto.
3886 (inline_always_inline_functions): Ditto.
3887 (early_inline_small_functions): Ditto.
3889 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3891 Backport from mainline
3892 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3894 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3895 Introduce emul_name to select the right linker emulation for
3896 powerpc64-*-freebsd*.
3897 * configure: Regenerate.
3898 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3899 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3900 * config/rs6000/freebsd64.h: New file.
3901 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3903 (rs6000_savres_strategy): Likewise.
3904 (rs6000_savres_routine_name): Likewise.
3905 (rs6000_elf_file_end): Likewise.
3906 * config/rs6000/t-freebsd64: New file.
3907 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3908 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3910 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3912 Backport from mainline
3913 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3916 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3918 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3920 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3921 predicate to discriminate types.
3923 2012-04-27 Richard Guenther <rguenther@suse.de>
3926 * convert.c (convert_to_integer): Avoid infinite recursion for
3927 target-defined built-in types.
3929 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3932 * config/cris/cris.md ("*andhi_lowpart_v32")
3933 ("*andqi_lowpart_v32"): Change first input-only operand from
3934 a (match_operand ...) to (match_dup 0). Drop alternatives with
3935 const_int-matching constraints for redundancy.
3936 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3937 three-operand alternative.
3939 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3941 Backport from mainline
3942 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3944 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3945 (*addsi_2_zext): Ditto.
3946 (*add<mode>_3): Ditto.
3947 (*addsi_3_zext): Ditto.
3948 (*add<mode>_5): Ditto.
3950 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3953 * c-typeck.c (set_nonincremental_init,
3954 set_nonincremental_init_from_string): Pass true instead of false
3955 as IMPLICIT to add_pending_init.
3957 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3959 Backport from 2012-04-24 mainline r186768.
3962 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3964 2012-04-24 Richard Guenther <rguenther@suse.de>
3966 PR tree-optimization/53085
3967 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3970 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3973 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3975 (output_addressed_constants): Likewise.
3978 * varasm.c (get_section): Don't ICE for section conflicts with
3979 built-in section kinds.
3981 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3983 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3985 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3987 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3989 2012-04-23 Richard Guenther <rguenther@suse.de>
3992 * c-typeck.c (build_binary_op): Fix typo.
3994 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3996 PR tree-optimizations/52891
3997 * tree-vect-patterns.c (adjust_bool_pattern): Use
3998 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3999 but with non-standard precision.
4001 2012-04-22 Ian Lance Taylor <iant@google.com>
4003 * godump.c (go_output_typedef): Dump size of structs.
4005 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4007 Backport from mainline:
4009 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4010 hints for 'A' operand types.
4012 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4014 Backport from 2012-04-19 mainline r186588.
4017 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4018 the case *(X+const).
4020 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4022 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4024 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4027 * config/i386/sync.md (atomic_<code><mode>): Rename to
4028 atomic_<logic><mode>.
4030 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4032 Backport from mainline
4033 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4036 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4037 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4038 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4039 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4040 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4041 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4042 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4043 gen_avx2_permvarv8sf.
4045 2012-04-16 Martin Jambor <mjambor@suse.cz>
4047 Backported from mainline
4049 2012-04-13 Martin Jambor <mjambor@suse.cz>
4052 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4053 fold_ctor_reference returns a zero constant.
4055 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4057 Backported from mainline
4058 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4060 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4061 and __ILP32__ for x32.
4063 2012-04-13 Tom de Vries <tom@codesourcery.com>
4065 Backport from mainline r186418.
4067 2012-04-13 Tom de Vries <tom@codesourcery.com>
4069 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4070 parameters vuse and vuse_escaped.
4071 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4072 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4075 2012-04-13 Richard Guenther <rguenther@suse.de>
4077 PR tree-optimization/52969
4078 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4079 the condition for the COND_EXPR and handle predicate negation
4080 by swapping the COND_EXPR arms.
4082 2012-04-13 Richard Guenther <rguenther@suse.de>
4085 * convert.c (convert_to_pointer): Remove special-casing of
4088 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4090 Backport from mainline
4091 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4094 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4095 the list of options to enable the FCFID instruction.
4096 (TARGET_EXTRA_BUILTINS): Adjust comment.
4098 2012-04-12 Richard Guenther <rguenther@suse.de>
4100 PR tree-optimization/52943
4101 * tree-chrec.h (chrec_is_positive): Remove.
4102 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4103 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4104 Return false for a constant zero instead of negative.
4105 (analyze_siv_subscript_cst_affine): Handle zero difference
4106 in the initial condition explicitely.
4108 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4111 * varasm.c (process_pending_assemble_externals): Set
4112 pending_assemble_externals_processed true.
4113 (assemble_external): Call assemble_external_real if the pending
4114 assemble externals have been processed.
4116 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4119 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4120 the DECL generated for the special GOT helper.
4122 2012-04-06 Walter Lee <walt@tilera.com>
4124 Backport from mainline
4125 2012-03-07 Walter Lee <walt@tilera.com>
4127 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4128 REG_CFA_* notes for the stack pointer.
4129 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4130 EH_RETURN_STACKADJ_RTX.
4131 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4132 generate REG_CFA_* notes for the stack pointer.
4133 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4134 by EH_RETURN_STACKADJ_RTX.
4136 2012-04-06 Matt Turner <mattst88@gmail.com>
4138 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4140 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4142 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4143 of the destination isn't also a FP_REGS register.
4145 2012-04-03 Richard Guenther <rguenther@suse.de>
4147 Backport from mainline
4148 2012-03-02 Richard Guenther <rguenther@suse.de>
4150 PR tree-optimization/52406
4151 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4152 (struct indices): Add unconstrained_base member.
4153 (struct dr_alias): Remove unused vops member.
4154 (DR_UNCONSTRAINED_BASE): New define.
4155 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4156 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4157 be an artificial access that covers the whole indexed object,
4158 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4159 plain decl base-objects to their MEM_REF variant.
4160 (dr_may_alias_p): When the base-object of either data reference
4161 has unknown size use only points-to information.
4162 (compute_affine_dependence): Make dumps easier to read and
4164 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4165 DR_REF when looking for packed references.
4166 (vect_supportable_dr_alignment): Likewise.
4168 2012-04-03 Richard Guenther <rguenther@suse.de>
4170 Backport from mainline
4171 2012-03-15 Richard Guenther <rguenther@suse.de>
4174 * tree-data-ref.c (subscript_dependence_tester_1): Check
4175 all dimensions for non-conflicting access functions.
4177 2012-04-03 Richard Guenther <rguenther@suse.de>
4179 Backport from mainline
4180 2012-03-06 Richard Guenther <rguenther@suse.de>
4183 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4185 2012-03-23 Richard Guenther <rguenther@suse.de>
4187 PR tree-optimization/52678
4188 * tree-vectorizer.h (struct _stmt_vec_info): Add
4189 loop_phi_evolution_part member.
4190 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4191 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4192 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4193 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4194 Use the cached evolution part and the PHI nodes value from
4195 the loop preheader edge instead of re-analyzing the evolution.
4197 2012-03-26 Richard Guenther <rguenther@suse.de>
4199 PR tree-optimization/52701
4200 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4201 compute and set the evolution part of PHI nodes.
4203 2012-03-30 Richard Guenther <rguenther@suse.de>
4205 PR tree-optimization/52754
4206 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4207 propagate arbitrary addresses into really plain dereferences.
4209 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4211 PR tree-optimization/52835
4212 * tree-data-ref.c (build_rdg): Return NULL if
4213 compute_data_dependences_for_loop failed.
4215 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4217 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4218 (stmt_can_make_abnormal_goto): Use it.
4219 (is_ctrl_altering_stmt): Likewise.
4221 2012-03-31 Martin Jambor <mjambor@suse.cz>
4223 Backported from mainline
4224 2012-03-30 Martin Jambor <mjambor@suse.cz>
4226 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4227 is a builtin_stack_save in a dominating BB.
4229 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4231 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4232 crossing 128bit lane boundary.
4234 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4236 Backported from mainline
4237 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4240 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4242 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4243 * config/i386/i386.c: Include reload.h.
4244 (ix86_legitimize_reload_address): New function.
4246 2012-03-28 Martin Jambor <mjambor@suse.cz>
4248 Backported from mainline
4249 2012-03-27 Martin Jambor <mjambor@suse.cz>
4252 * tree-sra.c (sra_modify_assign): Do not call
4253 load_assign_lhs_subreplacements when working with an unscalarizable
4256 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4259 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4260 __builtin_va_start to __builtin_next_arg if the latter is
4261 builtin_decl_explicit_p rather than when it is not.
4264 * tree-vect-generic.c (vector_element): Perform multiplication
4265 for pos in bitsizetype type instead of idx type.
4267 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4269 Backport from 2012-03-28 mainline r185910.
4272 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4273 (avr_builtin_decl): New static function.
4274 (struct avr_builtin_description, avr_bdesc): Move up.
4275 Add GTY marker. Add field fndecl. Remove redundant field id.
4276 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4277 (avr_expand_builtin): Code cleanup because .id is removed.
4279 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4282 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4285 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4287 Backport from 2012-03-28 mainline r185907.
4290 * config.gcc (tm_file): Remove avr/multilib.h.
4292 * doc/invoke.texi (AVR Options): Adjust
4293 documentation of -mtiny-stack.
4295 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4296 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4297 * config/avr/t-avr: Remove generation of multilib.h.
4298 * config/avr/t-multilib: Regenerate.
4299 * config/avr/multilib.h: Remove.
4300 * config/avr/avr.opt (-msp8): New option.
4301 (avr_sp8): New variable.
4302 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4303 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4304 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4305 (avr_device_to_sp8): New prototype.
4306 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4307 (DRIVER_SELF_SPECS): New define.
4308 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4309 __AVR_SP8__, __AVR_HAVE_SPH__.
4310 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4311 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4312 (avr_file_start): Ditto.
4314 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4317 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4318 instead of 8 in adjust_address.
4320 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4322 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4323 of a unit before computing the offset in units.
4325 2012-03-27 Richard Guenther <rguenther@suse.de>
4328 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4331 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4334 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4336 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4339 * varasm.c: Include pointer-set.h.
4340 (pending_assemble_externals_set): New pointer set.
4341 (process_pending_assemble_externals): Destroy the pointer set.
4342 (assemble_external): See if decl is in pending_assemble_externals_set,
4343 and add it to pending_assemble_externals if necessary.
4344 (init_varasm_once): Allocate pending_assemble_externals_set.
4346 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4348 Backported from mainline
4349 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4352 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4353 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4354 (vector_ltgt<mode>): Likewise.
4355 (vector_ordered<mode>): Likewise.
4356 (vector_unordered<mode>): Likewise.
4357 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4359 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4361 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4364 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4366 Backported from mainline
4367 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4371 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4372 GENERAL_REGS and FP_REGS for SImode.
4374 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4377 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4378 on any new_local_var_chain vars declared during recursing on
4379 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4381 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4383 Backport from 2012-03-22 mainline r185692.
4386 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4387 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4388 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4389 (delay_cycles_1, delay_cycles_2): Ditto.
4390 (delay_cycles_3, delay_cycles_4): Ditto.
4391 (nopv, *nopv): Ditto.
4392 (sleep, *sleep): Ditto.
4395 Backport from 2012-03-21 mainline r185605.
4397 PR rtl-optimization/52543
4399 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4400 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4401 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4402 (avr_load_libgcc_p): Restrict to __flash loads.
4403 (avr_out_lpm): Only handle 1-byte loads from __flash.
4404 (avr_load_lpm): New function.
4405 (avr_find_unused_d_reg): Remove.
4406 (avr_out_lpm_no_lpmx): Remove.
4407 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4408 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4409 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4410 (load_<mode>, load_<mode>_clobber): New insns.
4411 (mov<mode>): For multi-byte move from non-generic
4412 16-bit address spaces: Expand to load_<mode> resp.
4413 load_<mode>_clobber.
4414 (load<mode>_libgcc): Remove expander.
4415 (split-lpmx): Remove split.
4417 Backport from 2012-03-13 mainline r185329.
4420 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4421 offset (size) to a value the insns can deal with.
4422 (expand_epilogue): Ditto.
4424 Backport from 2012-03-12 mainline r185256.
4427 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4428 type from reg_class_t to enum reg_class.
4429 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4431 Backport from 2012-03-12 mainline r185253.
4434 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4435 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4436 r184615 from 2012-02-28.
4438 Backport from 2012-03-08 mainline r185105.
4440 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4441 for constants in [-63,63].
4443 Backport from 2012-03-08 mainline r185100.
4446 * config/avr/avr.c (avr_mem_clobber): New static function.
4447 (avr_expand_delay_cycles): Add memory clobber operand to
4448 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4449 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4450 (enable_interrupt, disable_interrupt): New expander.
4451 (nopv, sleep, wdr): New expanders.
4452 (delay_cycles_1): Add memory clobber.
4453 (delay_cycles_2): Add memory clobber.
4454 (delay_cycles_3): Add memory clobber.
4455 (delay_cycles_4): Add memory clobber.
4456 (cli_sei): New insn from former "enable_interrupt",
4457 "disable_interrupt" with memory clobber.
4458 (*wdt): New insn from former "wdt" with memory clobber.
4459 (*nopv): Similar, but for "nopv".
4460 (*sleep): Similar, but for "sleep".
4462 Backport from 2012-03-07 mainline r185043.
4465 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4467 Backport from 2012-03-07 mainline r185032.
4470 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4471 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4472 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4474 Backport from 2012-03-07 mainline r185031.
4477 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4479 * config/avr/avr.md (xload_8): Adjust insn length.
4481 Backport from 2012-03-07 mainline r185030.
4484 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4485 if RAMPZ affects reading from RAM.
4487 Backport from 2012-03-05 mainline r184919.
4489 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4491 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4493 Backport from mainline r185259.
4496 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4497 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4499 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4501 Backported from mainline
4502 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4505 * c-parser.c (c_parser_postfix_expression)
4506 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4508 * config/i386/smmintrin.h: Avoid /* within a comment.
4509 * config/i386/nmmintrin.h: Likewise.
4511 2012-03-22 Richard Guenther <rguenther@suse.de>
4513 * BASE-VER: Set to 4.7.1.
4514 * DEV-PHASE: Set to prerelease.
4516 2012-03-22 Release Manager
4518 * GCC 4.7.0 released.
4520 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4522 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4524 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4525 Andrew Pinski <apinski@cavium.com>
4528 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4529 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4530 calls instead of __builtin_ir{int,ound}*.
4532 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4535 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4538 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4540 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4541 Refer to GCC 4.7 version of c99status.html.
4543 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4545 Backport from mainline
4546 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4548 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4549 redefine to be NULL if the current bit-size is different from the
4550 configured bit-size.
4552 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4553 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4554 set the default tuning. Add asserts to make sure the cpu and tune
4555 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4556 test whether the index is set, instead of > 0.
4557 (rs6000_file_start): Do not reset the default cpu if the current
4558 bit-size is different from the configured bit-size.
4560 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4562 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4564 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4565 Update binutils references.
4566 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4567 Update binutils reference.
4568 Update Sun as/GNU ld caveat.
4569 Document binutils largefile requirement for LTO plugin.
4570 Remove reference to alternate libpthread.
4572 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4574 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4576 (Specific, mips-sgi-irix6): Likewise.
4578 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4580 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4581 * configure: Regenerate.
4583 2012-03-07 Richard Henderson <rth@redhat.com>
4585 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4586 * config/m68k/sync.md (atomic_test_and_set): Use it.
4587 (atomic_test_and_set_1): Likewise.
4589 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4592 * Makefile.in: Let install-gcc-ar depend on installdirs,
4593 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4594 Don't double canonicalize if cross-compiling.
4596 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4598 * trans-mem.c: New typedef for tm_region_p.
4599 Define vector types for tm_region_p.
4600 (tm_region_init): Replace region_worklist to a vector called
4603 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4606 * trans-mem.c (tm_region_init): Use last_basic_block.
4608 2012-03-05 Richard Henderson <rth@redhat.com>
4611 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4612 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4613 BIGGEST_ALIGNMENT is aligned.
4615 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4617 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4619 2012-03-05 Richard Henderson <rth@redhat.com>
4622 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4623 instead of calling negqi2 directly.
4625 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4627 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4628 (INTMAX_TYPE): Use it.
4629 (UINTMAX_TYPE): Likewise.
4630 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4631 (irix6_c_common_override_options): Declare.
4632 (C_COMMON_OVERRIDE_OPTIONS): Define.
4633 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4634 * config/mips/irix6-c.c: New file.
4635 * config/mips/t-irix6 (irix6-c.o): New target.
4636 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4639 2012-03-02 Richard Henderson <rth@redhat.com>
4641 * optabs.c (expand_atomic_test_and_set): Honor
4642 atomic_test_and_set_trueval even when atomic_test_and_set
4643 optab is not in use.
4645 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4647 Backport from mainline
4648 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4650 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4652 2012-03-02 Richard Guenther <rguenther@suse.de>
4654 * DEV-PHASE: Set to prerelease.
4656 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4658 * config.gcc (obsolete): Add all ARM targets using the FPA.
4659 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4660 * doc/install.texi: Avoid references to obsolete ARM ports.
4662 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4664 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4666 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4667 Joern Rennecke <joern.rennecke@embecosm.com>
4669 * doc/extend.texi: Expand and update information on interrupt
4670 attribute for Epiphany.
4672 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4674 * config/sh/sh-protos.h: Update copyright notice dates.
4675 * config/sh/sh.h: Likewise.
4676 * config/sh/sh.md: Likewise.
4677 * config/sh/constraints.md: Likewise.
4678 * config/sh/predicates.md: Likewise.
4680 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4682 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4683 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4685 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4687 * config/sh/constraints.md: Fix comment typo.
4689 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4692 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4693 unsigned HOST_WIDE_INT.
4694 (zvdep_imm64): Likewise.
4695 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4696 (vdepi_and): Likewise.
4697 Likewise for unamed 64-bit patterns.
4698 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4700 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4703 PR rtl-optimization/52417
4704 * cselib.c (cselib_any_perm_equivs): New variable.
4705 (cselib_reset_table): Check that it's not set when not
4706 preserving constants.
4707 (cselib_add_permanent_equiv): Set it.
4708 (cselib_have_permanent_equivalences): New.
4709 (cselib_init, cselib_finish): Reset it.
4710 * cselib.h (cselib_have_permanent_equivalences): Declare.
4711 * alias.c (get_addr): Restore earlier behavior when there
4712 aren't permanent equivalences.
4714 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4716 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4717 * config/v850/v850-modes.def: Fix copyright notice.
4719 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4721 * doc/extend.texi (AVR Built-in Functions): Document
4722 __builtin_avr_flash_segment.
4724 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4725 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4726 (*split.flash_segment): New insn-and-split.
4727 * config/avr/avr.c (avr_init_builtins): Add local variables:
4728 const_memx_void_node, const_memx_ptr_type_node,
4729 char_ftype_const_memx_ptr.
4731 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4733 PR tree-optimization/52445
4734 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4735 add ssa_name_ver, offset and size fields and change store field
4737 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4738 (add_or_mark_expr): Likewise. Only consider previous stores
4739 with the same size and offset.
4740 (nt_init_block): Only look at gimple_assign_single_p stmts,
4741 doesn't look at rhs2.
4743 2012-03-01 Richard Guenther <rguenther@suse.de>
4746 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4747 conversions from integral types to pointer types.
4749 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4751 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4752 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4753 unintentionally removed in r184616.
4755 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4757 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4760 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4761 Uros Bizjak <ubizjak@gmail.com>
4764 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4765 alternatives, add "e" constraint to the new last alternative
4766 and ! to last 3 alternatives.
4768 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4770 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4771 DW_AT_artificial attributes at the end of the processing.
4772 (gen_array_type_die): Likewise.
4773 (gen_enumeration_type_die): Likewise.
4774 (gen_struct_or_union_type_die): Likewise.
4775 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4778 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4781 * expr.c (expand_assignment): If doing misaligned store that doesn't
4782 cover all mode bits, perform a RMW cycle.
4784 PR tree-optimization/52429
4785 * tree-parloops.c (separate_decls_in_region_debug): Return early
4786 if var is LABEL_DECL.
4788 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4790 PR tree-optimization/52424
4791 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4792 calling dom_thread_across_edge.
4794 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4796 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4798 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4800 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4801 * config/avr/avr.c (avr_output_bld): Remove unused function.
4802 (avr_out_sbxx_branch): Use "%T" to print bit position.
4804 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4806 * config/avr/avr.md: Untabify.
4808 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4810 * config/avr/avr.md (eqne): New code iterator.
4811 (*dec-and-branchsi): Use it in text peephole's condition.
4812 (*dec-and-branchhi): Ditto.
4813 (*dec-and-branchqi): Ditto.
4815 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4818 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4819 the device does not have the skip-bug.
4821 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4823 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4824 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4825 -mpretend-cmove): New.
4827 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4830 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4831 doesn't count DEBUG_INSN refs.
4832 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4833 for DEBUG_INSN refs.
4835 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4839 2012-02-20 Richard Guenther <rguenther@suse.de>
4840 PR tree-optimization/52298
4841 * tree-vect-stmts.c (vectorizable_load): Properly use
4842 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4845 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4848 * gimple.h (gimple_in_transaction): New.
4849 (gimple_set_in_transaction): New.
4850 (struct gimple_statement_base): Add in_transaction field.
4851 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4853 (tree_ssa_lim_initialize): Compute transaction bits.
4854 * tree.h (compute_transaction_bits): Protoize.
4855 * trans-mem.c (tm_region_init): Use the heap to store BB
4857 (compute_transaction_bits): New.
4859 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4861 * gcc.c (display_help): Document --help=common and sort entries
4864 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4866 * doc/install.texi: Document check-$LANG specific shortcuts
4868 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4871 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4873 * config/arm/arm_neon.h: Regenerate.
4874 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4875 (neon_vcgeu): New insn.
4876 (neon_vcgtu): Likewise.
4877 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4878 (ops): Unsigned comparison intrinsics call a different
4881 2012-02-28 Richard Guenther <rguenther@suse.de>
4884 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4885 ordering for the VEC_CONCAT for two element vectors for
4886 V2SFmode, V2SImode and V2DImode.
4888 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4891 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4892 detecting big-endian triplets.
4894 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4896 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4897 mode if there is no type information available.
4899 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4901 PR tree-optimization/53207
4902 * doc/invoke.texi: Document as experimental and relying on graphite.
4904 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4906 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4907 of initializer to changes from r184614.
4909 2012-02-28 Richard Guenther <rguenther@suse.de>
4911 PR tree-optimization/52395
4912 * tree-sra.c (build_ref_for_offset): Also look at the base
4913 TYPE_ALIGN when figuring out the alignment of the replacement.
4915 2012-02-28 Richard Guenther <rguenther@suse.de>
4917 PR tree-optimization/52402
4918 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4919 mis-aligned types when creating the accesses at the call site.
4921 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4923 * config/avr/builtins.def: New file.
4924 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4925 * config/avr/avr.c (enum avr_builtin_id): Use it.
4926 (avr_init_builtins): Use it. And use avr_bdesc.
4927 (bdesc_1arg): Remove.
4928 (bdesc_2arg): Remove.
4929 (bdesc_3arg): Remove.
4930 (struct avr_builtin_description): Add field n_args.
4931 (avr_bdesc): New static variable using builtins.def.
4932 (avr_expand_builtin): Use it.
4933 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4934 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4935 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4937 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4940 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4941 match only one single hard register with respective hard reg rtx.
4942 (movmemx_<mode>): Ditto.
4943 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4944 insn anatomy of movmem[x]_<mode>.
4945 (avr_out_movmem): Same for printing assembler and operand usage.
4947 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4951 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4952 address spaces located outside of device flash.
4954 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4955 (mcu_type_s): Add field n_flash.
4956 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4957 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4958 (AVR_MCU): Add N_FLASH argument.
4959 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4960 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4961 macro __FLASH<n> if that address space makes sense for the device.
4962 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4963 outside of target flash.
4964 (avr_asm_named_section): Ditto.
4965 (avr_asm_select_section): Ditto.
4966 (avr_addr_space_convert): Ditto.
4967 (avr_emit_movmemhi): Ditto.
4968 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4969 address space is outside of device flash.
4970 (avr_insert_attributes): Ditto.
4971 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4972 avr_current_arch->n_segments.
4974 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4977 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4979 (*movabs<mode>_2): Likewise.
4981 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4984 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4985 s_register_operand in the test instead of REG_P. Don't call
4986 gen_reg_rtx if it won't be used.
4988 PR tree-optimization/52376
4989 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4991 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4993 * ifcvt.c (noce_get_condition): Check condition variable is not
4994 small_register_classes_for_mode_p before accepting.
4996 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4998 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5000 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5003 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5004 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5006 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5008 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5010 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5012 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5014 * config/sh/predicates.md: Remove blank lines.
5015 * config/sh/sh.c: Fix typos in comments.
5016 * config/sh/constraints.md: Likewise.
5017 * config/sh/sh.md: Remove blank lines.
5018 Fix typos in comments. Use ;; as comment characters.
5020 2012-02-26 Walter Lee <walt@tilera.com>
5022 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5023 (replace_mov_pcrel_step2): Ditto.
5025 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5028 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5029 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5030 and locs that reference values newer than the non-canonical value
5031 at hand. Return the canonical value as a worst case.
5032 (memrefs_conflict_p): Walk canonical value's locs.
5035 * cselib.c (preserve_only_constants): Rename to...
5036 (preserve_constants_and_equivs): ... this. Split out...
5037 (invariant_or_equiv_p): ... this. Preserve plus expressions
5038 of other preserved expressions too.
5039 (cselib_reset_table): Adjust.
5040 * var-tracking.c (reverse_op): Use canonical value to build
5043 2012-02-23 Kai Tietz <ktietz@redhat.com>
5045 * config/i386/i386.c (ix86_delegitimize_address): Handle
5046 UNSPEC_PCREL plus displacement.
5048 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5051 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5052 to test for unusedness in st X addressing.
5054 2012-02-24 Richard Guenther <rguenther@suse.de>
5057 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5058 (is_gimple_reg_type): Move inline ...
5059 * gimple.h (is_gimple_reg_type): ... here.
5061 2012-02-24 Richard Guenther <rguenther@suse.de>
5064 * passes.c (execute_function_todo): When verifying SSA form
5065 verify gimple form first.
5066 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5068 2012-02-24 Richard Guenther <rguenther@suse.de>
5071 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5072 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5074 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5076 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5078 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5080 * tree-phinodes.c (make_phi_node): Mark static.
5081 * tree-flow.h (make_phi_node): Remove extern decl.
5082 * doc/gimple.texi (make_phi_node): Remove documentation.
5084 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5086 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5087 * tree-ssa-sccvn.c (print_scc): Ditto.
5089 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5091 * doc/passes.texi (Full redundancy elimination): Fix typo.
5093 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5095 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5097 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5100 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5102 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5105 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5107 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5109 * config/avr/avr.md (code_stdname): Add ior, xor.
5110 (xior): New code iterator.
5111 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5112 (*<code_stdname><mode>qi.byte1-3): Ditto.
5114 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5116 PR tree-optimization/52019
5117 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5120 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5122 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5123 HAVE_INITFINI_ARRAY to work around namespace pollution in
5124 certain versions of newlib system headers.
5125 * config.in: Regenerate.
5126 * configure: Regenerate.
5127 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5128 instead of HAVE_INITFINI_ARRAY.
5130 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5133 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5134 is not offsettable memory reference.
5136 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5139 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5140 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5142 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5144 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5145 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5147 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5149 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5150 library on Solaris 8 even without TLS support.
5151 * configure: Regenerate.
5153 2012-02-22 Richard Guenther <rguenther@suse.de>
5156 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5157 for GIMPLE_DEBUG stmts.
5159 2012-02-22 Martin Jambor <mjambor@suse.cz>
5162 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5163 according to the base object.
5165 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5167 PR rtl-optimization/50063
5168 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5169 and 2 (8-bit SP) in operand 2.
5170 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5171 setup to use movhi_sp_r instead of vanilla move to write SP.
5172 Adjust REG_CFA notes to superseed unspec.
5173 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5175 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5176 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5177 irq_state 1 (IRQ known to be on) here.
5179 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5181 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5183 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5184 assign_hard_reg): Likewise.
5186 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5188 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5190 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5193 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5194 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5196 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5198 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5199 prototype from here to...
5200 * config/avr/avr.h: ...here.
5202 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5205 * thumb2.md (thumb2_shiftsi3_short): Split register and
5206 immediate shifts. For register shifts tie operands 0 and 1.
5207 (peephole2 for above): Check that register-controlled shifts
5208 have suitably tied operands.
5210 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5213 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5214 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5215 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5216 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5217 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5218 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5219 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5220 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5221 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5222 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5223 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5224 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5225 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5226 bdver1_ssevector_avx256_unaligned_load,
5227 bdver1_ssevector_sse128_unaligned_load,
5228 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5229 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5230 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5231 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5232 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5233 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5234 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5235 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5236 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5237 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5238 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5239 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5240 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5241 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5242 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5243 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5244 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5245 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5246 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5247 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5248 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5249 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5250 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5251 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5252 bdver1_ssediv_double_load, bdver1_ssediv_double,
5253 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5254 Add "bdver2" attribute.
5256 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5258 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5259 default if possible and not specified otherwise.
5261 2012-02-21 Richard Guenther <rguenther@suse.de>
5264 * gimplify.c (create_tmp_from_val): Use the main variant type
5265 for the type of the temporary we create.
5267 2012-02-21 Richard Guenther <rguenther@suse.de>
5269 PR tree-optimization/52324
5270 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5271 do not gimplify a MEM_REF address operand if it is already
5274 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5276 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5277 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5279 2012-02-21 Richard Guenther <rguenther@suse.de>
5281 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5282 nested_in_vect_loop.
5284 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5286 PR tree-optimization/52318
5287 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5288 vdef also to non-pure/const call stmts in the sequence.
5290 2012-02-20 David S. Miller <davem@davemloft.net>
5292 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5293 don't use the "rd %pc" instruction on v9 for PIC register loads.
5295 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5298 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5299 in a transaction safe function.
5301 2012-02-20 Kai Tietz <ktietz@redhat.com>
5304 * stor-layout.c (place_field): Handle desired_align for
5307 2012-02-20 Richard Guenther <rguenther@suse.de>
5309 PR tree-optimization/52298
5310 * tree-vect-stmts.c (vectorizable_store): Properly use
5311 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5313 (vectorizable_load): Likewise.
5314 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5315 Access DR_STEP after ensuring it is not NULL.
5317 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5319 PR tree-optimization/52286
5320 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5321 optimization use double_int_to_tree instead of build_int_cst_wide,
5322 rewrite to use double_int vars.
5324 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5327 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5329 Remove -e 0 from $gcc_cv_ld invocation.
5330 Only use __GLIBC_PREREQ if defined.
5331 Enable on Solaris since Solaris 8 patch.
5332 (gcc_SUN_LD_VERSION): New macro.
5333 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5334 gcc_SUN_LD_VERSION for version number format.
5335 * configure: Regenerate.
5336 * varasm.c (get_elf_initfini_array_priority_section): Set
5337 SECTION_NOTYPE for non-default priority.
5338 Use get_section instead of get_unnamed_section to emit
5339 .init_array/.fini_array with default priority.
5341 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5343 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5344 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5345 (mips_start_unique_function, mips_output_mips16_rdhwr)
5346 (mips_code_end): New functions.
5347 (TARGET_ASM_CODE_END): Define.
5349 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5351 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5352 to stubs with non-sibling calls.
5354 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5356 * doc/invoke.texi (-fira-* options): Copy-edit.
5357 (ira-* parameters): Copy-edit.
5359 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5361 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5362 GCC coding conventions.
5364 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5366 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5367 when used as adjectives.
5369 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5371 * doc/invoke.texi: Clean up "that"/"which" confusion.
5373 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5375 * system.h: Poison SMALL_REGISTER_CLASSES
5376 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5377 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5379 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5381 PR tree-optimization/52285
5382 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5383 when deciding if a call is a tail call or tail recursion.
5385 2012-02-16 Kai Tietz <ktietz@redhat.com>
5387 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5388 interger-constant displacement for UNSPEC_PCREL.
5390 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5392 PR rtl-optimization/52208
5393 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5394 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5396 PR tree-optimization/52255
5397 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5398 loop->header has virtual PHI, but exit_e->dest doesn't, add
5399 virtual PHI to exit_e->dest and adjust all uses after the loop.
5402 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5403 children with clone_tree_hash, not after it.
5405 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5407 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5408 extended identifiers.
5410 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5413 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5414 a same_body_alias, also test whether e->callee isn't a former
5415 or current clone of the decl this is a same body alias of.
5417 PR translation/52264
5418 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5420 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5422 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5424 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5427 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5428 force_reg instead of copy_to_reg for better optimization. Force
5429 non-register or memory operands into a register.
5431 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5433 * extend.texi: Reserve upper bits of memory model for future use.
5435 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5436 Anatoly Sokolov <aesok@post.ru>
5437 Eric Weddington <eric.weddington@atmel.com>
5440 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5441 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5442 Rewrite initializers for .macro.
5443 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5444 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5445 atxmega32d4, atxmega32x1.
5446 avrxmega4: atxmega64a3, atxmega64d3.
5447 avrxmega5: atxmega64a1, atxmega64a1u.
5448 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5449 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5450 avrxmega7: atxmega128a1, atxmega128a1u.
5451 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5452 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5453 (struct base_arch_s): Rename reserved to xmega_p.
5454 Rename reserved2 to have_rampd.
5455 (AVR_XMEGA): New define.
5456 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5457 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5458 * config/avr/predicates.md (io_address_operand): Take into
5460 (low_io_address_operand): Ditto.
5461 (high_io_address_operand): Ditto.
5462 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5463 (enabled, movhi_sp_r): Use them.
5464 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5465 cpp_define_formatted to built-in define __AVR_ARCH__.
5466 (__AVR_XMEGA__): New built-in define.
5467 (__AVR_HAVE_RAMPD__): New built-in define.
5468 (__AVR_HAVE_RAMPX__): New built-in define.
5469 (__AVR_HAVE_RAMPY__): New built-in define.
5470 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5472 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5473 (avr_option_override): Initialize them.
5474 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5475 (avr_init_expanders): Initialize them. No more block several calls.
5476 (emit_push_sfr): New static function.
5477 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5479 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5480 (avr_print_operand): Print addreeses as symbols for
5481 RAMPX, RAMPY, RAMPD, CCP.
5482 (output_movhi): Handle AVR_XMEGA when writing to SP.
5483 (avr_out_movhi_mr_r_xmega): New static function.
5484 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5485 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5486 __RAMPD__, __CCP__ as needed.
5488 * config/avr/multilib.h: Regenerate.
5489 * config/avr/t-multilib: Regenerate.
5490 * config/avr/avr-tables.opt: Regenerate.
5492 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5494 PR tree-optimization/50561
5495 * graphite-flattening.c (lst_project_loop): Do not
5496 remove old scattering dimensions after flattening.
5497 (lst_do_flatten): Likewise.
5499 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5501 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5502 __builtin_avr_map8, __builtin_avr_map16.
5503 Document __builtin_avr_insert_bits.
5505 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5506 (insert_bits): New insn.
5507 (adjust_len.map_bits): Rename to insert_bits.
5508 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5509 * avr-protos.h (avr_out_map_bits): Remove.
5510 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5511 * config/avr/constraints.md (Cxf,C0f): New.
5512 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5513 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5514 New built-in define __BUILTIN_AVR_INSERT_BITS.
5515 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5516 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5517 (avr_move_bits): Rewrite.
5518 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5520 (avr_map_op_t): New typedef.
5521 (avr_map_op): New static variable.
5522 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5523 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5524 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5525 (bdesc_3arg, avr_expand_triop_builtin): New.
5526 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5527 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5528 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5529 (avr_map_equal_p, avr_map_sig_p): Remove.
5530 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5531 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5532 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5533 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5534 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5535 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5537 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5539 * config/c6x/c6x.md (reserve_cycles): New attribute.
5540 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5541 don't reserve functional units after the branch occurs.
5543 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5546 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5547 functions into non-tm_pure functions.
5549 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5552 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5553 (iterative_hash_canonical_type): Likewise.
5554 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5557 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5559 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5560 sched-group insn, it either remains alone or the entire list is pruned.
5562 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5564 * doc/install.texi (Prerequisites): Fix grammar.
5565 (Configuration): Likewise.
5567 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5569 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5570 MPC as part of GCC before describing configuring with --with-gmp etc.
5571 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5572 sources are present.
5574 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5577 * dwarf2out.c (clone_tree_hash): New function.
5578 (copy_decls_walk): Use it instead of clone_tree.
5580 2012-02-14 Richard Guenther <rguenther@suse.de>
5582 PR tree-optimization/52244
5583 PR tree-optimization/51528
5584 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5585 replacements for integral types.
5587 2012-02-14 Walter Lee <walt@tilera.com>
5589 * config.gcc: Handle tilegx and tilepro.
5590 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5592 Add HAVE_AS_TLS check for tilegx and tilepro.
5593 * configure: Regenerate.
5594 * doc/contrib.texi: Add Mat Hostetter and self.
5595 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5596 Document instruction intrinsics and network accessing intrinsics.
5597 (TILEPro Built-in Functions): New node. Document instruction
5598 intrinsics and network accessing intrinsics.
5599 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5600 (Specific, tilepro-*-linux*): Likewise.
5601 * doc/invoke.texi (TILE-Gx Options): New section.
5602 (TILEPro Options): New section.
5603 * doc/md.texi (TILE-Gx): New section.
5604 (TILEPro): New section.
5605 * common/config/tilegx/tilegx-common.c: New file.
5606 * common/config/tilepro/tilepro-common.c: New file.
5607 * config/tilegx/constraints.md: New file.
5608 * config/tilegx/linux.h: New file.
5609 * config/tilegx/mul-tables.c: New file.
5610 * config/tilegx/predicates.md: New file.
5611 * config/tilegx/sync.md: New file.
5612 * config/tilegx/t-tilegx: New file.
5613 * config/tilegx/tilegx-builtins.h: New file.
5614 * config/tilegx/tilegx-c.c: New file.
5615 * config/tilegx/tilegx-generic.md: New file.
5616 * config/tilegx/tilegx-modes.def: New file.
5617 * config/tilegx/tilegx-multiply.h: New file.
5618 * config/tilegx/tilegx-protos.h: New file.
5619 * config/tilegx/tilegx.c: New file.
5620 * config/tilegx/tilegx.h: New file.
5621 * config/tilegx/tilegx.md: New file.
5622 * config/tilegx/tilegx.opt: New file.
5623 * config/tilepro/constraints.md: New file.
5624 * config/tilepro/gen-mul-tables.cc: New file.
5625 * config/tilepro/linux.h: New file.
5626 * config/tilepro/mul-tables.c: New file.
5627 * config/tilepro/predicates.md: New file.
5628 * config/tilepro/t-tilepro: New file.
5629 * config/tilepro/tilepro-builtins.h: New file.
5630 * config/tilepro/tilepro-c.c: New file.
5631 * config/tilepro/tilepro-generic.md: New file.
5632 * config/tilepro/tilepro-modes.def: New file.
5633 * config/tilepro/tilepro-multiply.h: New file.
5634 * config/tilepro/tilepro-protos.h: New file.
5635 * config/tilepro/tilepro.c: New file.
5636 * config/tilepro/tilepro.h: New file.
5637 * config/tilepro/tilepro.md: New file.
5638 * config/tilepro/tilepro.opt: New file.
5640 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5642 PR tree-optimization/52210
5643 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5644 vect_model_simple_cost with two entry vect_def_type array instead
5645 of an address of dt.
5647 2012-02-14 Richard Guenther <rguenther@suse.de>
5650 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5651 Do not stream DECL_QUALIFIER.
5652 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5653 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5654 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5656 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5659 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5662 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5665 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5666 * cselib.c (cselib_subst_to_values_from_insn): New function.
5667 * sched-deps.c (add_insn_mem_dependence,
5668 sched_analyze_1, sched_analyze_2): Use it.
5670 2012-02-13 Jan Hubicka <jh@suse.cz>
5673 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5675 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5677 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5678 (GTM_SELF_SPECS): Define if not already defined.
5679 (driver_self_specs): Add GTM_SELF_SPECS.
5680 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5681 (GTM_SELF_SPECS): Define.
5682 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5683 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5685 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5687 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5690 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5693 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5694 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5696 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5699 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5701 2012-02-13 Richard Guenther <rguenther@suse.de>
5703 PR translation/52211
5704 * passes.c (enable_disable_pass): Fix typo.
5706 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5709 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5710 XOR for reduce_bit_field if type is unsigned.
5712 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5714 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5715 disallow changes from SFmode to mode with different size in FP regs.
5717 2012-02-12 Robert Millan <rmh@gnu.org>
5718 Gerald Pfeifer <gerald@pfeifer.com>
5720 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5723 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5725 PR rtl-optimization/52175
5726 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5727 to frame-related instructions.
5729 2012-02-10 Jason Merrill <jason@redhat.com>
5732 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5733 (demangle_new_symbols): Fill it.
5734 (scan_linker_output): Walk it.
5735 (start_tweaking): Split out from scan_linker_output.
5736 (maybe_tweak): Update sym->chosen.
5737 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5739 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5742 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5744 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5746 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5747 having the same mode as previous compare.
5749 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5751 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5752 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5753 (nonlocal_goto_internal): Likewise.
5754 (nonlocal_goto): Emit a use and an indirect jump directly.
5756 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5759 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5760 __atomic_{is,always}_lock_free.
5762 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5765 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5766 negative constant address for x32.
5768 2012-02-10 Richard Henderson <rth@redhat.com>
5770 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5771 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5772 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5774 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5775 Ira Rosen <irar@il.ibm.com>
5777 PR tree-optimization/50031
5778 * targhooks.c (default_builtin_vectorization_cost): Handle
5780 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5781 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5782 all types of reduction and pattern statements.
5783 (vect_estimate_min_profitable_iters): Likewise.
5784 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5785 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5786 for explicit realigns.
5787 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5788 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5790 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5791 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5792 vec_perm for VSX and handle vec_promote_demote.
5794 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5797 * builtins.c (fold_builtin_atomic_always_lock_free,
5798 expand_builtin_atomic_always_lock_free,
5799 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5800 Return and/or test boolean_true_node/boolean_false_node instead of
5801 integer_one_node/integer_zero_node.
5803 2012-02-10 Jan Hubicka <jh@suse.cz>
5806 * predict.c (predict_paths_for_bb): Prevent looping.
5807 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5809 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5811 * config/arm/arm.c (output_move_double): In one case properly
5812 count number of instructions that will be emitted.
5814 2012-02-10 Richard Guenther <rguenther@suse.de>
5816 PR translation/52193
5817 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5819 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5822 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5824 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5827 * var-tracking.c (emit_note_insn_var_location): If
5828 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5829 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5830 non-NOTE_DURING_CALL_P insn.
5832 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5835 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5837 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5840 * gcc.c (switch_matches) Support switches with separated form,
5843 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5845 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5847 (RAMPZ_ADDR): Ditto.
5848 * config/avr/avr.c (avr_addr_t): New typedef.
5849 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5850 (avr_init_expanders): Initialize it.
5851 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5853 (expand_epilogue): Ditto.
5854 (avr_print_operand): Ditto.
5855 (avr_file_start): Ditto.
5856 (avr_emit_movmemhi): Ditto.
5858 2012-02-08 Richard Guenther <rguenther@suse.de>
5860 PR tree-optimization/46886
5861 * tree-flow.h (do_while_loop_p): Declare.
5862 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5863 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5865 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5867 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5868 always succeed for integers larger than a native word.
5870 2012-02-08 Richard Guenther <rguenther@suse.de>
5872 PR rtl-optimization/52170
5873 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5874 properly handle integer vector modes.
5876 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5878 PR gcov-profile/52150
5879 * coverage.c: Include target.h.
5880 (build_var): Call targetm.strip_name_encoding on the assembler name.
5881 Change one _ into . or $ if the target allows it.
5882 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5884 PR rtl-optimization/52139
5885 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5886 is a BARRIER after emit_insn_after_noloc, move BB_END
5887 to the last non-BARRIER insn before it.
5889 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5892 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5893 (mips_gimplify_va_arg_expr): Call it instead of
5894 std_gimplify_va_arg_expr.
5896 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5898 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5899 message for -mno-pointers-to-nested-function.
5901 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5904 * expr.c (get_inner_reference): If there is an offset, add a negative
5905 bit position to it (if any).
5907 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5909 PR rtl-optimization/52060
5910 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5911 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5912 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5913 and/or i0src_copy2 when needed.
5915 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5917 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5918 or LTOPLUGINSONAME if have_c.
5920 * config/freebsd-spec.h: Add comment about what macros can be defined
5922 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5923 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5926 2012-02-07 Richard Guenther <rguenther@suse.de>
5928 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5929 newline in -alias dumps.
5931 2012-02-07 Kai Tietz <ktietz@redhat.com>
5932 Dave Korn <dave.korn.cygwin@gmail.com>
5935 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5936 Take care that typinfo gets dllexport-attribute.
5938 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5941 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5942 if modifier < EXPAND_SUM call force_operand on the result.
5944 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5946 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5947 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5949 (epiphany_function_type): Replace types for specific interrupts with
5950 EPIPHANY_FUNCTION_INTERRUPT.
5951 (EPIPHANY_INTERRUPT_P): Update.
5952 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5953 New static function.
5954 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5955 <disinterrupt>: Affects type identity.
5956 (epiphany_handle_interrupt_attribute): Handle variable number of
5958 (epiphany_compute_function_type): Update for new
5959 epiphany_function_type definition.
5960 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5961 handlers with a longcall forwarder.
5962 (epiphany_start_function): Handle multiple interrupt arguments and/or
5963 forwarder_section attribute.
5965 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5968 2012-02-07 Alan Modra <amodra@gmail.com>
5971 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5974 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5976 PR tree-optimization/50969
5977 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5978 use vec_perm rather than vector_stmt.
5979 (vect_model_load_cost): Likewise.
5980 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5981 vec_perm to be the same as other vector statements.
5982 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5983 cost of vec_perm for TARGET_VSX.
5985 2012-02-06 Richard Guenther <rguenther@suse.de>
5987 PR tree-optimization/52115
5988 * tree-sra.c (access_has_replacements_p): New function.
5989 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5991 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5994 * trans-mem.c (expand_call_tm): Add an assertion.
5995 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5998 2012-02-06 Richard Guenther <rguenther@suse.de>
6000 PR tree-optimization/50955
6001 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6002 raise cost of expressions that replace an address with an
6003 expression based on a different pointer.
6005 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6008 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6009 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6011 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6014 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6015 -Weffc++ and specify guidelines come from second edition.
6017 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6019 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6020 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6021 (call_direct_split, call_value_split, call_value_internal_direct)
6022 (call_value_direct_split, call_value_multiple_split): Use jal and
6023 jal_macro attributes.
6025 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6027 * reload1.c (reload_regs_reach_end_p): Replace with...
6028 (reload_reg_rtx_reaches_end_p): ...this function.
6029 (new_spill_reg_store): Update commentary.
6030 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6031 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6032 before setting new_spill_reg_store.
6033 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6034 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6035 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6036 for non-spill reload registers.
6038 2012-02-05 Ira Rosen <irar@il.ibm.com>
6040 PR tree-optimization/52091
6041 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6042 (vect_is_simple_use_1): Likewise.
6043 * tree-vect-loop.c (vectorizable_reduction): Update calls
6044 to vect_is_simple_use_1 and vect_is_simple_use.
6045 (vectorizable_live_operation): Likewise.
6046 * tree-vect-patterns.c (widened_name_p,
6047 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6048 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6049 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6050 vectorizable_shift,vectorizable_operation, vectorizable_store,
6051 vectorizable_load): Likewise.
6052 (vect_is_simple_cond): Add an argument, pass it to
6053 vect_is_simple_use_1.
6054 (vectorizable_condition): Update calls to vect_is_simple_cond,
6056 (vect_is_simple_use): Add an argument, the statement in which
6057 OPERAND is used. Check that if OPERAND's def stmt is a double
6058 reduction phi node, the use is a phi node too.
6059 (vect_is_simple_use_1): Add an argument, pass it to
6061 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6062 to vect_is_simple_use.
6064 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6066 PR rtl-optimization/52095
6067 * modulo-sched.c (dump_insn_locator): New function.
6068 (loop_canon_p, sms_schedule): Use it.
6070 PR rtl-optimization/52113
6071 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6072 even for decomposable shift/zext insns.
6074 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6075 Zdenek Dvorak <ook@ucw.cz>
6077 PR rtl-optimization/52092
6078 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6079 on get_iv_value result.
6081 2012-02-02 Andrew Pinski <apinski@cavium.com>
6085 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6087 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6090 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6092 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6094 PR rtl-optimization/49800
6095 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6096 (sched_finish): Call regstat_free_n_sets_and_refs.
6098 2012-02-02 Jia Liu <proljc@gmail.com>
6100 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6103 2012-02-02 Jan Hubicka <jh@suse.cz>
6104 Tom de Vries <tom@codesourcery.com>
6107 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6108 * varpool.c (varpool_analyze_pending_decls): Likewise.
6110 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6111 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6113 * config.gcc: Add cr16-* support.
6115 * doc/extend.texi: Document cr16 extensions.
6116 * doc/install.texi: Document cr16 install.
6117 * doc/invoke.texi: Document cr16 options.
6118 * doc/md.texi: Document cr16 constraints.
6120 * common/config/cr16/cr16-common.c: New file.
6121 * config/cr16/cr16.c: New file.
6122 * config/cr16/cr16.h: New file.
6123 * config/cr16/cr16.md: New file.
6124 * config/cr16/cr16.opt: New file.
6125 * config/cr16/cr16-protos.h: New file.
6126 * config/cr16/predicates.md: New file.
6127 * config/cr16/constraints.md: New file.
6128 * config/cr16/t-cr16: New file.
6130 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6133 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6134 that operands[2] is either immediate, or q_regs_operand.
6136 PR tree-optimization/52073
6137 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6138 a pattern stmt for pattern uses, ignore uses outside of the loop.
6140 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6142 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6143 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6144 (OUT_AS1, OUT_AS2): Remove.
6146 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6148 PR rtl-optimization/51374
6149 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6150 to cross other volatile_refs_p insns.
6152 2012-02-01 Richard Guenther <rguenther@suse.de>
6154 * doc/invoke.texi (fno-inline): Clarify documentation.
6155 (finline-small-functions): Likewise.
6156 (finline-functions): Likewise.
6157 * common.opt (finline): Adjust comment and documentation.
6158 (finline-small-functions): Clarify documentation.
6159 (finline-functions): Likewise.
6160 (finline-functions-called-once): Likewise.
6162 2012-02-01 Tristan Gingold <gingold@adacore.com>
6164 * c-typeck.c (composite_type): Keep mode for pointers.
6166 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6168 * function.h (regno_reg_rtx): Adjust comment.
6169 * reginfo.c (init_reg_modes_target): Only use the previous mode
6170 if it fits within one register. Remove MIPS comment.
6172 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6175 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6177 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6179 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6180 to srak instruction.
6182 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6184 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6186 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6191 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6193 2012-01-31 Richard Guenther <rguenther@suse.de>
6195 PR tree-optimization/51528
6196 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6199 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6204 * ree.c (add_removable_extension): Change def_map argument
6205 to unsigned *, store in def_map 1 + offset into *insn_list vector
6206 instead of pointers into the vector.
6207 (find_removable_extensions): Adjust caller.
6209 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6211 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6212 Transform all "* quoted-c-code" to { c-code }.
6213 Remove redundant test for "optimize" in combine patterns.
6214 Move (include "avr-dimode.md") to end of file.
6216 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6219 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6220 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6222 2012-01-30 Richard Guenther <rguenther@suse.de>
6224 PR tree-optimization/52028
6225 * tree-loop-distribution.c (ldist_gen): Properly update
6228 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6231 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6232 set_cur_line_info_table if not emitting debug info.
6234 PR tree-optimization/52046
6235 * tree-vect-patterns.c (check_bool_pattern): Give up if
6236 a comparison could throw.
6239 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6241 2012-01-30 Richard Guenther <rguenther@suse.de>
6243 PR tree-optimization/52045
6244 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6245 SSA form if cfgcleanup did anything.
6247 2012-01-30 Richard Guenther <rguenther@suse.de>
6249 PR tree-optimization/52045
6250 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6251 before computing final todo.
6253 2012-01-30 Richard Guenther <rguenther@suse.de>
6255 PR tree-optimization/51528
6256 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6259 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6261 * df-problems.c (df_kill_notes): Check that the use refers
6262 to the note under examination.
6264 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6267 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6268 parameter and use short-lived pseudos.
6269 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6270 (sparc_expand_vector_init): Const-ify local variables and adjust
6271 calls to above functions.
6273 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6275 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6277 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6279 * doc/invoke.texi: Make usage of "compile time" and
6280 "run time"/"runtime" consistent throughout the file.
6282 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6284 * config/alpha/alpha.c (alpha_option_override): Default to
6285 full IEEE compliance mode for Go language.
6287 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6289 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6290 (LINK_SSP_SPEC): Define.
6292 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6295 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6298 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6300 * doc/invoke.texi: Correct hyphenation of "floating point",
6301 "double precision", and related terminology throughout the file.
6303 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6306 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6307 arm_general_register_operand predicate for operand 2 instead of
6310 2012-01-27 Ian Lance Taylor <iant@google.com>
6313 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6314 * builtins.c (expand_builtin_init_trampoline): Add onstack
6315 parameter. Change caller.
6316 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6317 * tree.c (build_common_builtin_nodes): Declare
6318 __builtin_init_heap_trampoline.
6320 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6322 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6323 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6324 * config/avr/avr.c: Ditto.
6325 (avr_regnames): Remove because unused.
6326 * config/avr/avr.md (*cpse.ne): New peephole.
6327 (*cpse.eq): New peephole from former cpse peepholes.
6329 2012-01-27 Michael Eager <eager@eagercon.com>
6331 * config/microblaze.c (microblaze_emit_compare): Correct
6332 test after pcmp instruction.
6334 2012-01-27 Richard Guenther <rguenther@suse.de>
6336 PR tree-optimization/52020
6337 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6339 2012-01-27 Richard Guenther <rguenther@suse.de>
6341 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6342 function non-const/pure.
6344 2012-01-27 Richard Guenther <rguenther@suse.de>
6346 PR tree-optimization/50444
6347 * tree-sra.c (build_ref_for_offset): Properly adjust the
6348 MEM_REF type for unaligned accesses.
6350 2012-01-27 Richard Guenther <rguenther@suse.de>
6352 PR tree-optimization/50444
6353 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6354 (expand_assignment): Use it. Properly handle misaligned
6355 bases when expanding stores to component references.
6356 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6359 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6362 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6363 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6364 * tree-data-ref.c (find_data_references_in_loop): Make static.
6365 (compute_all_dependences): Change return type to bool. Bail out
6366 for too many datarefs in a loop. Move the hunk resetting the data
6367 dependences vector from ...
6368 (compute_data_dependences_for_loop): ... here. Account for
6369 compute_all_dependences returning false.
6370 (compute_data_dependences_for_bb): Likewise.
6371 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6372 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6374 2012-01-27 Richard Guenther <rguenther@suse.de>
6377 * expr.c (store_field): Use the alias-set of the scratch memory
6380 2012-01-27 Tom de Vries <tom@codesourcery.com>
6382 PR tree-optimization/51990
6383 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6385 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6387 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6390 * var-tracking.c (reverse_op): Don't add any reverse operation
6391 if V already has any constant locations.
6393 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6395 * doc/invoke.texi: Correct usage of "command line" (noun)
6396 vs "command-line" (adjective) throughout.
6398 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6400 * doc/invoke.texi (Language Independent Options): Move
6401 -Wcoverage-mismatch blurb from here....
6402 (Warning Options): ...to here.
6404 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6406 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6407 Set rs6000_always_hint to false for 476.
6409 2012-01-27 Matthias Klose <doko@ubuntu.com>
6411 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6413 * incpath.c (add_standard_paths): Likewise.
6415 2012-01-27 Richard Henderson <rth@redhat.com>
6417 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6418 * config/m68k/sync.md (atomic_test_and_set): Rename from
6419 sync_test_and_setqi and adjust the operands.
6420 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6421 and unconditionally enable.
6423 2012-01-27 Richard Henderson <rth@redhat.com>
6425 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6426 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6427 (ldstub): Rename from ldstubqi.
6428 (ldstub<I24MODE>): Remove.
6430 2012-01-27 Richard Henderson <rth@redhat.com>
6432 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6433 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6434 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6435 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6436 * doc/tm.texi: Rebuild.
6438 2012-01-27 Richard Henderson <rth@redhat.com>
6440 * optabs.c (gen_atomic_test_and_set): Remove default.
6441 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6443 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6445 PR rtl-optimization/51978
6446 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6447 (combine_reaching_defs): Likewise.
6448 (struct re_info): Remove.
6449 (add_removable_extension): Remove x and data arguments,
6450 add insn, insn_list and def_map. Use the arguments directly
6451 instead of using struct re_info.
6452 (find_removable_extensions): Don't call add_removable_extension
6453 through note_stores, instead just call it with single_set
6455 (find_and_remove_re): Pass curr_cand->expr instead of
6456 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6458 2012-01-26 Michael Matz <matz@suse.de>
6460 PR tree-optimization/46590
6461 * cfgexpand.c: Revert last change (r183305).
6462 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6464 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6465 checking for emptiness.
6467 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6470 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6471 non-addressable non-BLKmode base correctly.
6473 2012-01-26 Michael Matz <matz@suse.de>
6475 PR tree-optimization/48794
6476 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6477 regions referenced from RESX/EH_DISPATCH.
6479 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6481 * config/s390/s390.h: Make BRANCH_COST an option.
6482 * config/s390/s390.opt: New option -mbranch-cost.
6484 2012-01-26 Richard Henderson <rth@redhat.com>
6486 Revert 2012-01-24 change:
6487 * trans-mem.c (requires_barrier): Do not instrument thread local
6488 variables and emit save/restore for them.
6490 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6493 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6496 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6498 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6501 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6504 Rename __pgm to __flash.
6505 Rename __pgm1 to __flash1.
6506 Rename __pgm2 to __flash2.
6507 Rename __pgm3 to __flash3.
6508 Rename __pgm4 to __flash4.
6509 Rename __pgm5 to __flash5.
6510 Rename __pgmx to __memx.
6511 * doc/extend.texi (AVR Named Address Spaces)
6512 Rename address space names as indicated above.
6513 * config/avr/avr.c (avr_addrspace): Ditto.
6515 * config/avr/avr-protos.h
6516 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6517 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6518 * config/avr/predicates.md: Ditto.
6519 * config/avr/avr.c Ditto, and
6520 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6521 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6523 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6524 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6525 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6526 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6527 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6528 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6529 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6530 * config/avr/avr.c: Ditto.
6531 * config/avr/avr.md: Ditto.
6533 2012-01-25 Jason Merrill <jason@redhat.com>
6536 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6538 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6540 PR tree-optimization/51987
6541 * tree-data-ref.c (get_references_in_stmt): Handle references in
6542 non-volatile GIMPLE_ASM.
6544 2012-01-25 Richard Guenther <rguenther@suse.de>
6546 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6547 bases are dereferenced.
6549 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6551 PR rtl-optimization/48374
6552 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6554 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6556 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6557 compute_data_dependences_for_loop returns false.
6558 * tree-parloops.c (loop_parallel_p): Likewise.
6560 2012-01-25 Richard Guenther <rguenther@suse.de>
6562 * tree.h (get_pointer_alignment_1): Declare.
6563 * builtins.c (get_pointer_alignment_1): New function.
6564 (get_pointer_alignment): Use it.
6566 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6568 PR rtl-optimization/48308
6569 * combine.c (enum undo_kind): Add UNDO_LINKS.
6570 (struct undo): Add member l to other_contents and where.
6571 (do_SUBST_LINK): New.
6573 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6574 (undo_all): Handle UNDO_LINKS.
6576 2012-01-25 Richard Henderson <rth@redhat.com>
6578 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6581 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6583 * optabs.c (gen_atomic_test_and_set): Use each argument.
6585 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6587 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6588 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6589 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6590 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6591 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6592 TARGET_PAIRED_SINGLE_FLOAT.
6594 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6596 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6597 (in_struct, return_val): Remove MEM documentation.
6598 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6599 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6600 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6602 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6603 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6604 * expr.c (store_field): Likewise.
6605 * function.c (assign_stack_temp_for_type): Likewise.
6606 * ifcvt.c (noce_try_cmove_arith): Likewise.
6607 * reload1.c (reload): Likewise.
6608 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6609 (alpha_set_memflags): Likewise.
6610 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6612 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6614 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6616 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6617 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6618 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6620 * cselib.c (cselib_rtx_varies_p): Delete.
6621 (cselib_invalidate_mem): Update call to canon_true_dependence.
6622 * dse.c (record_store, check_mem_read_rtx): Likewise.
6623 (scan_reads_nospill): Likewise.
6624 * cse.c (check_dependence): Likewise.
6625 (cse_rtx_varies_p): Delete.
6626 * expr.c (safe_from_p): Update call to true_dependence.
6627 * ira.c (validate_equiv_mem_from_store): Likewise.
6628 (memref_referenced_p): Likewise.
6629 * postreload-gcse.c (find_mem_conflicts): Likewise.
6630 * sched-deps.c (sched_analyze_2): Likewise.
6631 * store-motion.c (load_kills_store): Likewise.
6632 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6633 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6634 (compute_transp): Update call to canon_true_dependence.
6636 2012-01-25 Richard Henderson <rth@redhat.com>
6638 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6639 (maybe_emit_atomic_test_and_set): New.
6640 (expand_sync_lock_test_and_set): Use it.
6641 (expand_atomic_test_and_set): Likewise.
6642 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6643 the implementation; clarify implementation defined details.
6644 * doc/md.texi (atomic_test_and_set): Document.
6646 2012-01-25 Richard Henderson <rth@redhat.com>
6648 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6650 2012-01-25 Richard Henderson <rth@redhat.com>
6653 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6654 to effect no-op split.
6656 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6659 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6660 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6661 (BT_FN_VOID_PTR_INT_SIZE): New.
6662 (BT_FN_UINT_UINT_VAR): Remove.
6663 (BT_FN_UINT32_UINT32_VAR): New.
6664 (BT_FN_DOUBLE_VPTR): Remove.
6665 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6667 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6668 (_ITM_changeTransactionMode): Same.
6669 (_ITM_memmoveRtWt): Change return type to void.
6670 (_ITM_memcpyRtWt): Same.
6671 (_ITM_memsetW): Same.
6672 (_ITM_RaRD): Change types to double.
6677 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6679 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6680 Patrick Marlier <patrick.marlier@gmail.com>
6682 * trans-mem.c (requires_barrier): Do not instrument thread local
6683 variables and emit save/restore for them.
6685 2012-01-24 Jason Merrill <jason@redhat.com>
6688 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6689 output static aliases.
6691 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6694 * common.opt (-pie, -shared, pie, shared): Change from Common to
6696 * gcc.c (display_help): Display help for -pie and -shared.
6698 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6701 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6702 Remove note on size/offset limitation.
6703 (AVR Variable Attributes): Add example how to read data located
6704 with progmem. Refer to named address spaces.
6705 * doc/invoke.texi (AVR Options): Fix typo.
6707 2012-01-24 Richard Guenther <rguenther@suse.de>
6709 Forward-port to trunk
6710 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6713 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6714 op0 isn't sufficiently aligned and there is movmisalignM
6715 insn for mode, use it to load op0 into a temporary register.
6717 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6720 * target.def (const_not_ok_for_debug_p): New hook.
6721 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6723 * doc/tm.texi: Regenerated.
6724 * dwarf2out.c (const_ok_for_output_1): If
6725 targetm.const_not_ok_for_debug_p returns true, fail.
6726 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6728 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6730 2012-01-23 Kai Tietz <ktietz@redhat.com>
6733 * config/i386/predicates.md (symbolic_operand): Allow
6734 UNSPEC_PCREL as PIC expression for lea.
6735 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6736 * config/i386/i386.c (ix86_delegitimize_address): Handle
6737 UNSPEC_PCREL for none-MEM, too.
6739 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6741 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6742 (ipa_tm_create_version_alias): Same.
6744 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6747 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6748 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6750 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6751 Patrick Marlier <patrick.marlier@gmail.com>
6752 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6755 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6756 simple_object_start_read.
6758 2012-01-23 Richard Guenther <rguenther@suse.de>
6761 PR tree-optimization/51895
6762 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6763 parameter decomposition into BLKmode components.
6765 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6767 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6768 fake variables for restrict-qualified pointers whose pointed-to type
6769 contains a placeholder.
6771 2012-01-23 Richard Guenther <rguenther@suse.de>
6773 PR tree-optimization/51949
6774 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6776 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6778 PR rtl-optimization/51933
6779 * ree.c (transform_ifelse): Return true right away if dstreg is
6780 already wider or equal to cand->mode.
6781 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6782 (make_defs_and_copies_lists): Remove defs_list and copies_list
6783 arguments, add state argument, just truncate state->work_list
6784 instead of always allocating and freeing the vector. Assert that
6785 get_defs succeeds instead of returning 2. Changed return type to bool.
6786 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6787 have ext_src_mode, see if it has been modified already with the
6788 right kind of extension and has been extended before from the
6789 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6790 just return true. Remember the original mode in state->modified array.
6791 (combine_reaching_defs): Add state argument. Don't allocate and
6792 free here def_list, copied_list and vec vectors, instead just
6793 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6794 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6795 Add state variable, clear vectors in it, initialize state.modified
6796 if needed. Free all the vectors at the end and state.modified too.
6797 Don't skip a candidate if the extension expression has been modified.
6799 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6802 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6803 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6804 (extra_options) interix.opt -> i386/interix.opt"
6805 (extra_objs):Add winnt-stubs.o
6806 * configure.ac: Add interix to target_os .comm on PE check.
6807 * configure: Regenerate.
6808 * config/interix3.h: Delete and move bits to..
6809 * config/interix.h: Delete and move bits to..
6810 * config/i386/i386-interix3.h: Delete and move bits to..
6811 * config/i386/i386-interix.h: ..here.
6812 (TARGET_CPU_DEFAULT): Remove redefinition.
6813 (TARGET_ASM_CONSTRUCTOR): Undefine.
6814 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6815 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6816 (PTRDIFF_TYPE): Define.
6817 (LONG_DOUBLE_TYPE_SIZE): Define.
6818 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6819 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6820 (TARGET_SECTION_TYPE_FLAGS): Define.
6821 (ASM_DECLARE_FUNCTION_NAME): Define.
6822 (ASM_OUTPUT_EXTERNAL): Define.
6823 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6824 (ASM_OUTPUT_ALIGNED_BSS): Define.
6825 (PCC_BITFIELD_TYPE_MATTERS): Define.
6826 (USE_CONST_SECTION): Define.
6827 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6828 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6829 (SUPPORTS_ONE_ONLY): Remove.
6830 (I386_PE_STRIP_ENCODING): Define.
6831 * config/interix.opt: Delete and move bits to..
6832 * config/i386/interix.opt: ..here. New.
6833 (mpe-aligned-commons): Add.
6834 * config/i386/t-interix: Add copyright header.
6835 (winnt-stubs.o): Add rule.
6837 2012-01-22 Jason Merrill <jason@redhat.com>
6840 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6841 for extra name aliases.
6843 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6845 PR rtl-optimization/51924
6846 * ree.c (combine_set_extension): Improve debugging message.
6847 (combine_reaching_defs): Likewise.
6848 (get_defs): Rename confusingly named variable.
6849 (find_and_remove_re): Skip a candidate if the extension expression has
6852 2012-01-21 Robert Millan <rmh@gnu.org>
6853 Gerald Pfeifer <gerald@pfeifer.com>
6855 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6856 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6858 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6860 PR tree-optimization/51914
6861 * tree-vect-stmts.c (vectorizable_conversion): For
6862 cvt_type && modifier == WIDEN, put temporary with cvt_type
6863 at the beginning of vec_dsts and set vec_dest to temporary
6866 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6868 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6870 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6872 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6873 * config/rs6000/rs6000.c: Likewise.
6875 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6878 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6879 output_move_double on a copy of operands array.
6881 2012-01-20 Cary Coutant <ccoutant@google.com>
6882 Dodji Seketeli <dodji@redhat.com>
6885 * dwarf2out.c (copy_declaration_context): Return ref to parent
6886 of declaration DIE, if necessary.
6887 (remove_child_or_replace_with_skeleton): Add new parameter; update
6888 caller. Place skeleton DIE under parent DIE of original declaration.
6889 Move call to copy_declaration_context to here ...
6890 (break_out_comdat_types): ... from here.
6892 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6894 PR rtl-optimization/51856
6895 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6898 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6901 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6902 hints for neon loads and stores.
6904 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6908 * doc/extend.texi (Named Address Spaces): Split into subsections.
6909 (AVR Named Address Spaces): New subsection.
6910 (M32C Named Address Spaces): New subsection.
6911 (RL78 Named Address Spaces): New subsection.
6912 (SPU Named Address Spaces): New subsection.
6913 (Variable Attributes): New anchor "AVR Variable Attributes".
6914 (AVR Variable Attributes): Rewrite and avoid wording
6915 "address space" in this context.
6916 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6917 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6918 (AVR Built-in Macros): New subsubsection therein.
6919 * doc/md.texi (AVR constraints): Remove "C04", "R".
6921 2012-01-20 Richard Guenther <rguenther@suse.de>
6923 PR tree-optimization/51903
6924 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6925 when removing stmts.
6927 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6930 * config/arm/arm.c (arm_load_pic_register): Use
6931 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6932 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6933 (arm_pic_static_addr): Likewise.
6934 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6935 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6936 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6937 (pic_load_addr_unified): New.
6939 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6942 * function.c (instantiate_virtual_regs_in_insn): Use
6943 delete_insn_and_edges when removing a wrong asm insn.
6945 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6947 PR rtl-optimization/40761
6948 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6949 Add new member loop_num.
6950 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6951 (ira_build): Remove the parameter.
6953 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6954 (ira.c): Do not build CFG loops for one region allocation. Remove
6955 argument from ira_build call.
6957 * ira-build.c (init_loop_tree_node): New function.
6958 (create_loop_tree_nodes): Use it. Separate the case when CFG
6959 loops are not built.
6960 (more_one_region_p): Check current_loops.
6961 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6963 (add_loop_to_tree): Process loop equal to NULL too.
6964 (form_loop_tree): Separate the case when CFG loops are not built.
6965 Use explicitly number for the root.
6966 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6968 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6969 instead of loop->num.
6970 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6971 (mark_all_loops_for_removal): Ditto.
6972 (remove_unnecessary_regions): Separate the case when CFG loops
6974 (ira_build): Remove the parameter. Use explicit number of regions
6975 when CFG loops are not built.
6977 * ira-color.c (print_loop_title): Separate the case for the root node.
6978 Use loop_num instead of loop->num.
6979 (move_spill_restore): Use loop_num instead of loop->num.
6981 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6982 (change_loop): Ditto.
6983 (change_loop): Use loop_num instead of loop->num.
6985 * ira-lives.c (process_bb_node_lives): Ditto.
6987 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6989 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6991 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6994 * tree-mudflap.c (mf_artificial): New function.
6995 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6996 mx_register_decls, mudflap_enqueue_decl): Use it.
6999 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7000 numbers in the insn pattern.
7002 2012-01-19 Michael Matz <matz@suse.de>
7004 PR tree-optimization/46590
7005 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7006 use it in remembering which conflicts we already created.
7007 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7010 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7013 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7014 (merge_and_complain): Same.
7016 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7019 * config/initfini-array.h: Guard content of the header
7020 with #ifdef HAVE_INITFINI_ARRAY.
7021 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7022 Add initfini-array.h to tm_file here.
7023 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7024 * config.gcc: Don't add initfini-array.h to tm_file here.
7025 * configure: Regenerated.
7027 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7029 PR rtl-optimization/51505
7030 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7031 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7032 (df_note_bb_compute): Update the call to df_kill_notes.
7034 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7036 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7038 2012-01-18 Richard Guenther <rguenther@suse.de>
7040 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7041 of conversions to void *.
7043 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7044 Richard Sandiford <rdsandiford@googlemail.com>
7048 * optabs.h (simplify_expand_binop): Declare.
7049 * optabs.c (simplify_expand_binop): Make global.
7050 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7051 endian targets if the source cannot be exactly covered by word
7054 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7057 * hard-reg-set.h (struct hard_reg_set_container): New type.
7058 * target.h (struct hard_reg_set_container): Forward declare.
7059 * target.def (set_up_by_prologue): New target hook.
7060 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7061 * doc/tm.texi: Regenerated.
7062 * function.c (thread_prologue_and_epilogue_insns): Change
7063 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7064 Call targetm.set_up_by_prologue on it.
7065 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7066 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7068 2012-01-17 Nick Clifton <nickc@redhat.com>
7070 * config/rx/rx.c (rx_can_use_simple_return): New function.
7071 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7072 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7074 2012-01-17 Richard Guenther <rguenther@suse.de>
7077 * expr.c (expand_assignment): Take address-space information
7078 from the address operand of MEM_REF and TARGET_MEM_REF.
7079 (expand_expr_real_1): Likewise.
7081 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7083 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7084 reload dump is requested.
7086 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7089 * trans-mem.c (requires_barrier): Call may_be_aliased.
7091 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7093 PR tree-optimization/51877
7094 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7095 call arguments and fndecls compare equal, instead return false if they
7096 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7097 both SSA_NAMEs that are valueized the same, or they satisfy
7100 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7102 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7104 * configure: Regenerate.
7106 2012-01-16 Jan Hubicka <jh@suse.cz>
7110 * convert.c (convert_to_integer): Use fold_convert for
7111 converting an INTEGER_CST to integer type.
7113 2012-01-16 Jason Merrill <jason@redhat.com>
7116 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7118 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7121 * config/s390/s390.c (s390_chunkify_start): Don't skip
7122 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7123 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7124 If insn is followed by NOTE_INSN_VAR_LOCATION or
7125 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7126 Don't use location of note insns.
7128 PR tree-optimization/51865
7129 * tree-inline.c (tree_function_versioning): Call remap_decl
7130 on DECL_RESULT whenever it has VOID_TYPE_P type.
7132 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7134 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7135 for calls to locally-binding MIPS16 functions if only the return
7136 type uses float regs.
7138 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7139 Richard Sandiford <rdsandiford@googlemail.com>
7141 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7142 (SYMBOL_32_HIGH): Likewise.
7143 (mips_output_tls_reloc_directive): Declare.
7144 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7145 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7146 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7147 (mips_lo_relocs, mips_hi_relocs): Make extern.
7148 (mips16_stub_function): Move up file.
7149 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7150 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7151 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7152 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7153 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7154 (mips_get_tp): Add MIPS16 support.
7155 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7156 Generalize DTPREL and TPREL handling.
7157 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7158 Add MIPS16 TLS support.
7159 (mips_output_tls_reloc_directive): New function.
7160 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7161 * config/mips/predicates.md (symbolic_operand_with_high)
7162 (tls_reloc_operand): New predicates.
7163 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7164 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7165 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7166 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7167 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7168 (*tls_get_tp_mips16_call_<mode>): Likewise.
7170 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7172 PR rtl-optimization/51821
7173 * recog.c (peep2_find_free_register): Determine clobbered registers
7176 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7179 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7180 * config/avr/avr.c: Likewise.
7181 * config/avr/avr.h: Likewise.
7183 2012-01-13 Ian Lance Taylor <iant@google.com>
7186 * tree.h (TYPE_QUALS): Add cast to int.
7187 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7189 2012-01-13 Ian Lance Taylor <iant@google.com>
7191 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7192 comparing param_index to VEC_length result.
7194 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7196 * c-decl.c: Do not include tree-mudflap.h
7197 * tree-optimize.c: Likewise.
7198 * Makefile.in: Update dependencies.
7200 2012-01-13 Richard Guenther <rguenther@suse.de>
7203 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7204 variable-sized result always use RSO.
7206 2012-01-12 DJ Delorie <dj@redhat.com>
7208 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7209 pointer type, not just the default pointer type.
7211 2012-01-09 Richard Henderson <rth@redhat.com>
7212 Denis Chertykov <chertykov@gmail.com>
7215 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7216 * config/avr/avr.c (avr_can_eliminate): Simplify.
7217 (avr_initial_elimination_offset): Likewise.
7218 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7219 (expand_epilogue): Likewise.
7220 (avr_legitimize_address): Gut.
7221 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7222 (avr_hard_regno_nregs): New.
7223 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7224 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7225 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7226 add soft frame pointer.
7227 (CALL_USED_REGISTERS): Likewise.
7228 (REG_CLASS_CONTENTS): Likewise.
7229 (REGISTER_NAMES): Likewise.
7230 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7231 (HARD_FRAME_POINTER_REGNUM): New.
7232 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7233 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7234 remove the HARD_FRAME_POINTER self-elimination.
7236 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7239 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7240 DECL_EXTERNAL when checking for initializers of progmem variables.
7242 2012-01-12 Ira Rosen <irar@il.ibm.com>
7244 PR tree-optimization/51799
7245 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7246 that the last operation is a type demotion.
7248 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7250 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7251 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7253 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7256 * combine.c (distribute_notes): If i3 is a noreturn call,
7257 allow old_size to be equal to args_size and make sure the
7258 noreturn call gets REG_ARGS_SIZE note.
7259 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7260 on noreturn calls even when the delta is 0.
7262 2012-01-11 Nathan Sidwell <nathan@acm.org>
7264 * gcov.c (STRING_SIZE): Remove.
7265 (generate_results): Erase annotations for source files with no
7266 coverage information.
7268 (output_lines): Use it.
7270 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7272 * gimple.h (gimplify_body): Remove first argument.
7273 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7274 pointer set here, instead just pass DATA to walk_tree.
7275 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7276 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7277 (unvisit_body): Likewise, but with unmark_visited.
7278 (gimplify_body): Remove BODY_P argument and adjust.
7279 (gimplify_function_tree): Adjust call to gimplify_body.
7280 * omp-low.c (finalize_task_copyfn): Likewise.
7282 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7284 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7285 (build_function_type_skip_args): Delete.
7286 * tree.c (build_function_type_skip_args): Make static and add
7287 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7288 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7289 pass it to build_function_type_skip_args.
7290 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7291 (tree_function_versioning): Likewise.
7292 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7293 build_function_decl_skip_args.
7294 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7295 and pass it to build_function_decl_skip_args/tree_function_versioning.
7296 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7297 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7298 * trans-mem.c (ipa_tm_create_version): Likewise.
7299 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7300 * tree-inline.c (declare_return_variable): Remove always-true test.
7301 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7302 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7303 * ipa-split.c (split_function): Skip the return value for the split
7304 part if it doesn't return.
7306 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7308 PR tree-optimization/49642
7309 * ipa-split.c (forbidden_dominators): New variable.
7310 (check_forbidden_calls): New function.
7311 (dominated_by_forbidden): Likewise.
7312 (consider_split): Check for forbidden dominators.
7313 (execute_split_functions): Initialize and free forbidden
7314 dominators info; call check_forbidden_calls.
7316 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7318 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7320 2012-01-11 Nick Clifton <nickc@redhat.com>
7322 * config/rx/rx.md (return): Define pattern.
7324 2012-01-11 Richard Guenther <rguenther@suse.de>
7326 * doc/extend.texi (malloc attribute): Adjust according to
7329 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7330 Patrick Marlier <patrick.marlier@gmail.com>
7333 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7334 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7335 (ipa_tm_note_irrevocable): Same.
7336 (ipa_tm_scan_irr_block): Same.
7337 (ipa_tm_decrement_clone_counts): Same.
7338 (ipa_tm_scan_irr_function): Same.
7339 (ipa_tm_create_version_alias): Same.
7340 (ipa_tm_create_version): Same.
7341 (ipa_tm_transform_calls_redirect): Same.
7342 (ipa_tm_transform_calls): Same.
7343 (ipa_tm_transform_transaction): Same.
7344 (ipa_tm_execute): Same.
7346 2012-01-10 Richard Guenther <rguenther@suse.de>
7349 * opts.c (common_handle_option): Handle -Werror.
7351 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7353 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7356 2012-01-10 Jason Merrill <jason@redhat.com>
7358 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7361 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7363 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7364 supports R_386_TLS_GD_PLT reloc.
7365 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7366 supports R_386_TLS_LDM_PLT reloc.
7367 * configure: Regenerate.
7368 * config.in: Regenerate.
7370 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7373 Extend __pgmx semantics to linearize memory.
7374 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7375 determine if code comes inline or from libgcc.
7376 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7377 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7378 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7379 (movmemx_qi, movmemx_hi): New insns.
7380 (xload_<mode>_libgcc): Rewrite to new insn condition.
7381 (xload_<mode>): Remove insns.
7382 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7383 cases that don't satisfy avr_xload_libgcc_p().
7384 (avr_addr_space_convert): Allow converting in any direction.
7385 (avr_addr_space_subset_p): Return always true.
7386 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7387 (avr_emit_movmemhi): Ditto.
7388 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7389 (avr_out_movmem): Ditto.
7390 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7391 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7392 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7393 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7394 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7396 2012-01-10 Richard Guenther <rguenther@suse.de>
7398 PR tree-optimization/50913
7399 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7400 Require data-refs to be representable by Graphite with respect
7403 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7405 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7406 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7408 2012-01-10 Tom de Vries <tom@codesourcery.com>
7410 PR rtl-optimization/51271
7411 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7412 handling annulled branch.
7414 2012-01-10 Richard Henderson <rth@redhat.com>
7416 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7417 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7418 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7419 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7420 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7421 arm_expand_vec_perm_const): New.
7422 * config/arm/arm-protos.h: Update.
7423 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7424 (*neon_vswp<VDQX>): New.
7425 (neon_vcombine<VDX>): Use neon_split_vcombine.
7426 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7427 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7428 (vec_perm<VE>): New.
7430 2012-01-10 Richard Henderson <rth@redhat.com>
7432 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7433 use it if reload_completed.
7434 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7435 arm_output_asm_insn, arm_process_output_memory_barrier,
7436 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7437 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7438 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7439 arm_process_output_sync_insn, arm_output_sync_insn,
7440 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7441 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7442 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7443 (emit_unlikely_jump): New.
7444 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7445 (arm_split_atomic_op): New.
7446 * config/arm/arm-protos.h: Update.
7447 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7448 (struct arm_sync_generator): Remove.
7449 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7450 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7451 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7452 (VUNSPEC_LL, VUNSPEC_SC): New.
7453 (sync_result, sync_memory, sync_required_value, sync_new_value,
7454 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7455 (attr length): Don't use arm_sync_loop_insns.
7456 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7457 (movsfcc, movdfcc): Likewise.
7458 * config/arm/constraints.md (Ua): New.
7459 * config/arm/prediates.md (mem_noofs_operand): New.
7460 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7461 (sync_clobber, sync_t2_reqd): Remove.
7462 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7463 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7464 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7465 (arm_sync_compare_and_swap<SIDI>): Remove.
7466 (arm_sync_compare_and_swap<NARROW>): Remove.
7467 (arm_sync_lock_test_and_set<SIDI>): Remove.
7468 (arm_sync_lock_test_and_set<NARROW>): Remove.
7469 (arm_sync_new_<syncop><SIDI>): Remove.
7470 (arm_sync_new_<syncop><NARROW>): Remove.
7471 (arm_sync_new_nand<SIDI>): Remove.
7472 (arm_sync_new_nand<NARROW>): Remove.
7473 (arm_sync_old_<syncop><SIDI>): Remove.
7474 (arm_sync_old_<syncop><NARROW>): Remove.
7475 (arm_sync_old_nand<SIDI>): Remove.
7476 (arm_sync_old_nand<NARROW>): Remove.
7477 (*memory_barrier): Merge arm_output_memory_barrier.
7478 (atomic_compare_and_swap<QHSD>): New.
7479 (atomic_compare_and_swap<NARROW>_1): New.
7480 (atomic_compare_and_swap<SIDI>_1): New.
7481 (atomic_exchange<QHSD>): New.
7482 (cas_cmp_operand, cas_cmp_str): New.
7483 (atomic_op_operand, atomic_op_str): New.
7484 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7485 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7486 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7487 (arm_load_exclusive<NARROW>): New.
7488 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7489 (arm_store_exclusive<QHSD>): New.
7491 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7493 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7494 reload patterns if -mvsx-scalar-memory.
7496 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7497 generated, even -mno-vsx-scalar-double was used.
7498 (vsx_xscvdpsp_scalar): Likewise.
7499 (vsx_xscvspdp_scalar2): Likewise.
7501 2012-01-09 Tom de Vries <tom@codesourcery.com>
7502 Andrew Pinski <apinski@cavium.com>
7505 * reorg.c (fill_slots_from_thread): Don't speculate
7506 frame-related insns.
7508 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7510 * sched-int.h (bb_note): Move to...
7511 * basic-block.h: ...here.
7512 * haifa-sched.c (bb_note): Move to...
7513 * cfgrtl.c: ...here.
7514 * function.c (next_block_for_reg): New function.
7515 (move_insn_for_shrink_wrap): Likewise.
7516 (prepare_shrink_wrap): Rewrite to use the above.
7518 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7520 * gimple.c (is_gimple_non_addressable): Remove.
7521 * gimple.h: Remove is_gimple_non_addressable.
7522 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7523 is_gimple_non_addressable.
7524 * trans-mem.c (expand_assign_tm): Same.
7526 2012-01-09 Richard Guenther <rguenther@suse.de>
7528 PR tree-optimization/51775
7529 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7530 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7532 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7534 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7536 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7538 2012-01-09 Richard Guenther <rguenther@suse.de>
7540 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7542 2012-01-08 Jan Hubicka <jh@suse.cz>
7544 PR tree-optimize/51680
7545 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7546 on when known_vals needs to be computed; cleanup.
7548 2012-01-08 Jan Hubicka <jh@suse.cz>
7550 PR tree-optimize/51694
7551 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7553 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7555 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7556 for -std=c++98 and -std=c++11 too.
7558 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7560 * cfgloop.c (cancel_loop): Add free() of bbs array.
7562 2012-01-07 Jan Hubicka <jh@suse.cz>
7564 PR tree-optimization/51600
7565 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7566 that benefits small functions.
7568 2012-01-07 Jan Hubicka <jh@suse.cz>
7570 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7572 2012-01-07 Jan Hubicka <jh@suse.cz>
7574 PR tree-optimization/51680
7575 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7576 whose inlining reduce unit size.
7578 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7581 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7582 Add canonical node to containing_mem chain after the non-canonical
7583 one, even if there weren't any locs to propagate.
7584 (remove_useless_values): Keep only canonical values.
7585 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7586 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7587 canonicalize mem_chain elements that are not discarded.
7589 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7592 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7593 before emitting functions.
7595 PR gcov-profile/50127
7596 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7597 clear_aux_for_blocks.
7599 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7602 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7604 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7606 * c-decl.c (ext_block): Moved up.
7607 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7609 2012-01-06 Han Shen <shenhan@google.com>
7611 Translate built-in include paths for sysroot.
7612 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7613 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7615 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7616 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7618 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7619 control whether sysroot should be prepended to gxx include dir.
7621 * configure: Regenerate.
7623 2012-01-06 Torvald Riegel <triegel@redhat.com>
7625 PR rtl-optimization/51771
7626 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7627 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7629 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7631 PR tree-optimization/51315
7632 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7633 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7635 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7638 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7639 for shrp pattern. Correctly handle and fixup shift variable.
7640 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7642 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7645 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7646 note when !ACCUMULATE_OUTGOING_ARGS.
7648 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7650 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7652 (extract_range_from_unary_expr_1): Avoid useless computations.
7654 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7656 PR rtl-optimization/51767
7657 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7658 of jump_block and add an extra edge for degenerated asm gotos.
7661 * stmt.c (check_unique_operand_names): Don't ICE during error
7662 reporting if i is from labels chain.
7665 * profile.c (branch_prob): Split bbs that have exit edge
7666 and need a fake entry edge too.
7668 2012-01-05 Jan Hubicka <jh@suse.cz>
7671 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7674 2012-01-05 Richard Guenther <rguenther@suse.de>
7677 * tree-streamer-out.c (write_ts_optimization): New function.
7678 (streamer_write_tree_body): Call it.
7679 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7680 (streamer_read_tree_body): Call it.
7681 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7683 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7686 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7687 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7688 in_cleanup_point_expr before gimplify_stmt call and restore it
7690 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7691 in_cleanup_point_expr is false.
7693 2012-01-05 Richard Guenther <rguenther@suse.de>
7696 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7698 * toplev.c (process_options): Reject combining mudflap and LTO.
7699 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7701 2012-01-05 Richard Guenther <rguenther@suse.de>
7703 PR tree-optimization/51760
7704 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7706 (bit_value_unop): Handle UNDEFINED operands.
7707 (bit_value_binop): Likewise.
7709 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7711 * config/avr/avr.c (avr_replace_prefix): Remove.
7712 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7713 (avr_asm_function_rodata_section): Ditto.
7714 (avr_asm_select_section): Ditto.
7716 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7718 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7721 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7724 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7725 calls that have any non-fake successor edges.
7728 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7730 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7732 PR tree-optimization/51624
7733 * tree-sra.c (build_ref_for_model): When replicating a chain of
7734 COMPONENT_REFs, stop as soon as the offset would become negative.
7736 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7739 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7740 in .debug_loc on the floor.
7742 2012-01-04 Andrew Pinski <apinski@cavium.com>
7744 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7746 2012-01-04 Andrew Pinski <apinski@cavium.com>
7747 Adam Nemet <anemet@caviumnetworks.com>
7749 * config/mips/mips.md (size): Add SI and DI.
7750 (SIZE): New mode attribute.
7751 (U): New code attribute.
7752 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7753 (mips_lbux_<mode>): Delete.
7754 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7755 (mips_lhx): Use gen_mips_lhx_extsi.
7756 (mips_lhx_<mode>): Delete.
7758 (mips_l<size>x): New expand.
7759 (mips_lwx_<mode>): Delete.
7760 (mips_l<GPR:size>x_<P:mode>): New pattern.
7761 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7762 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7763 * config/mips/mips.c (mips_lx_address_p): New function.
7764 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7765 (dsp64): New availability predicate.
7766 (mips_builtins): Add an entry for __builtin_mips_ldx.
7767 * config/mips/mips.h (ISA_HAS_LBX): New define.
7768 (ISA_HAS_LBUX): Likewise.
7769 (ISA_HAS_LHX): Likewise.
7770 (ISA_HAS_LHUX): Likewise.
7771 (ISA_HAS_LWX): Likewise.
7772 (ISA_HAS_LWUX): Likewise.
7773 (ISA_HAS_LDX): Likewise.
7774 * doc/extend.texi (__builtin_mips_ldx): Document.
7776 2012-01-04 Tristan Gingold <gingold@adacore.com>
7778 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7779 when long pointers are used.
7780 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7781 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7782 (ia64-hp-*vms*): Remove.
7783 * config/vms/xm-vms64.h: Delete.
7785 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7788 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7790 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7792 * opts.c (finish_options): Remove duplicate sorry.
7794 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7797 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7800 2012-01-04 Richard Guenther <rguenther@suse.de>
7803 * tree.c (size_low_cst): New function.
7804 * tree.h (size_low_cst): Declare.
7805 * fold-const.c (fold_comparison): Use it to extract the low
7806 part of the POINTER_PLUS_EXPR offset.
7808 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7810 Fix clearing ZERO_REG
7811 * config/avr/avr.md (cc): Add alternative "ldi".
7812 (movqi_insn): Use it in cc attribute.
7813 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7814 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7815 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7817 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7819 * configure: Regenerate.
7821 2012-01-04 Richard Guenther <rguenther@suse.de>
7823 PR tree-optimization/49651
7824 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7825 (var_can_have_subvars): Use it.
7826 (get_constraint_for_1): Only consider subfields if there can be any.
7828 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7831 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7832 to its new canonical_cselib_val and the cselib_val was in
7833 first_containing_mem chain, but the canonical_cselib_val was not,
7834 add the latter into the chain.
7835 (cselib_invalidate_mem): Compare canonical_cselib_val of
7836 addr_list chain elt with v.
7839 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7840 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7842 (output_macinfo_op): Don't ggc_strdup fd->filename.
7843 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7844 then ggc_strdup it. Don't free inc->info or cur->info.
7845 (output_macinfo): Don't free ref->info or file->info.
7847 2012-01-03 Ira Rosen <irar@il.ibm.com>
7849 PR tree-optimization/51269
7850 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7851 first_niters a pointer.
7852 (slpeel_tree_peel_loop_to_edge): Likewise.
7853 (vect_do_peeling_for_loop_bound): Update call to
7854 slpeel_tree_peel_loop_to_edge.
7855 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7856 here. Remove it from the parameters list.
7857 (vect_do_peeling_for_alignment): Update calls and compute
7860 2012-01-03 Richard Guenther <rguenther@suse.de>
7862 PR tree-optimization/51070
7863 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7864 Properly handle calls.
7866 2012-01-03 Richard Guenther <rguenther@suse.de>
7868 PR tree-optimization/51692
7869 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7870 the LHS of allocation stmts.
7872 2012-01-03 Olivier Hainque <hainque@adacore.com>
7874 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7876 2012-01-03 Olivier Hainque <hainque@adacore.com>
7878 * collect2.c (main): In AIX specific computations for vector
7879 insertions, use CONST_CAST2 to cast from char ** to const char **.
7881 2012-01-03 Richard Guenther <rguenther@suse.de>
7884 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7885 the context of a limbo DIE when it does not already exist.
7887 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7889 PR tree-optimization/51719
7890 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7891 but direct call is, clear direct call's lhs and don't add fallthrough
7892 edge from dcall_bb to join_bb and PHIs.
7894 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7896 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7897 the instructions emitted by the pattern.
7898 ("*TDC_insn_<mode>"): Add comment.
7900 2012-01-03 Richard Guenther <rguenther@suse.de>
7903 * fold-const.c (fold_comparison): Properly canonicalize
7904 tree offset and HOST_WIDE_INT bit position.
7906 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7908 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7909 operands for extzv pattern.
7911 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7914 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7917 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7919 * doc/invoke.texi (-flto and related options): Copy-edit.
7921 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7923 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7925 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7927 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7930 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7932 * expr.h (move_by_pieces_ninsns): Declare.
7933 * expr.c (move_by_pieces_ninsns): Make external.
7934 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7935 (mips_store_by_pieces_p): Likewise.
7936 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7937 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7938 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7939 (mips_store_by_pieces_p): Likewise.
7941 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7943 * passes.c (register_one_dump_file): Free full_name.
7945 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7946 (calculate_elim_costs_all_insns): Free offsets_at and
7947 offsets_known_at at the end and clear the pointers.
7949 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7951 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7952 this option introduced in r180739.
7954 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7957 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7958 (tmake_file target=avr): Add avr/t-multilib.
7960 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7961 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7962 * config/avr/genmultilib.awk: New file.
7963 * config/avr/t-multilib: New auto-generated file.
7964 * config/avr/multilib.h: New auto-generated file.
7965 * config/avr/t-avr (AVR_MCUS): New variable.
7966 (genopt.sh): Use it.
7967 (s-mlib): Depend on t-multilib.
7968 (t-multilib, multilib.h): New dependencies.
7969 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7970 (MULTILIB_OPTIONS): Remove.
7971 (MULTILIB_MATCHES): Remove.
7972 (MULTILIB_DIRNAMES): Remove.
7973 (MULTILIB_EXCEPTIONS): Remove:
7974 * config/avr/genopt.sh: Don't use hard coded file name;
7975 pass AVR_MCUS from t-avr instead.
7977 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7979 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7981 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7983 Implement light-weight DImode support.
7984 * config/avr/avr-dimode.md: New file.
7985 * config/avr/avr.md: Include it.
7986 (adjust_len): Add plus64, compare64.
7987 (HIDI): Remove code iterator.
7988 (code_stdname): New code attribute.
7989 (rotx, rotsmode): Remove DI.
7990 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7992 * config/avr/avr-protos.h (avr_have_dimode): New.
7993 (avr_out_plus64, avr_out_compare64): New.
7994 * config/avr/avr.c (avr_out_compare): Handle DImode.
7995 (avr_have_dimode): New variable definition and initialization.
7996 (avr_out_compare64, avr_out_plus64): New functions.
7997 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7998 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7999 (avr_compare_pattern): Skip DImode comparisons.
8001 2012-01-02 Revital Eres <revital.eres@linaro.org>
8003 * ddg.c (def_has_ccmode_p): New function.
8004 (add_cross_iteration_register_deps,
8005 create_ddg_dep_from_intra_loop_link): Call it.
8007 2012-01-02 Richard Guenther <rguenther@suse.de>
8010 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8012 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8014 * gcc.c (process_command): Update copyright notice dates.
8015 * gcov.c (print_version): Likewise.
8016 * gcov-dump.c (print_version): Likewise.
8017 * mips-tfile.c (main): Likewise.
8018 * mips-tdump.c (main): Likewise.
8020 2012-01-01 Ira Rosen <irar@il.ibm.com>
8022 PR tree-optimization/51704
8023 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8024 a use is inside the basic block or loop before accessing its vect info.
8026 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8028 PR rtl-optimization/51069
8029 * cfgloopmanip.c (remove_path): Removing path making irreducible
8030 region unconditional makes BB part of the region.
8032 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8034 PR tree-optimization/51683
8035 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8036 calls with side-effects.
8037 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8039 Copyright (C) 2012 Free Software Foundation, Inc.
8041 Copying and distribution of this file, with or without modification,
8042 are permitted in any medium without royalty provided the copyright
8043 notice and this notice are preserved.