1 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
3 PR rtl-optimization/58831
4 * alias.c (init_alias_analysis): At the beginning of each iteration, set
5 the reg_seen[N] flag if static_reg_base_value[N] is non-null.
7 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
9 * recog.c (search_ofs): New static variable moved from...
10 (peep2_find_free_register): ...here.
11 (peephole2_optimize): Initialize it.
13 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
15 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
17 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
19 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
20 assignment statements.
22 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
24 * config/pa/pa.md: In "scc" insn patterns, change output template to
25 handle const0_rtx in reg_or_0_operand operands.
27 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
28 Paolo Carlini <paolo.carlini@oracle.com>
31 * doc/implement-cxx.texi: Fix references to the C++ standards.
33 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
36 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
39 2013-09-12 Terry Guo <terry.guo@arm.com>
41 Backport from mainline
42 2012-09-17 Richard Guenther <rguenther@suse.de>
45 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
46 FIXED_VALUE_TYPE instead of struct fixed_value.
48 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
51 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
52 support conditional execution.
53 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
55 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
57 Backport from mainline
58 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
60 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
61 "cmp" RTX before signed_comparison_operator check to account
64 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
66 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
68 2013-09-01 Iain Sandoe <iain@codesourcery.com>
71 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
73 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
74 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
75 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
77 * doc/tm.texi: Regenerate.
78 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
80 * config/darwin-c.c: Include target.h.
81 (darwin_objc_declare_unresolved_class_reference): New function.
82 (darwin_objc_declare_class_definition): New function.
83 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
84 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
86 2013-09-01 Iain Sandoe <iain@codesourcery.com>
88 Backport from mainline:
89 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
91 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
92 it is not needed after split.
94 2013-07-20 Iain Sandoe <iain@codesourcery.com>
97 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
98 second label for nonlocal goto receivers. Don't output pic base labels
99 unless we're producing PIC; mark that action unreachable().
100 (ix86_save_reg): If the function contains a nonlocal label, save the
102 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
103 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
104 (update_pic_label_number_if_needed): New.
105 (machopic_output_function_base_name): Adjust for nonlocal receiver
107 (machopic_should_output_picbase_label): New.
108 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
109 (nonlocal_goto_receiver): New insn and split.
111 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
113 Backport from mainline
114 2013-08-27 Christian Widmer <shadow@umbrox.de>
117 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
118 of Ivy Bridge processors.
120 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
123 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
124 suggested mode for the assignment isn't compatible with the
127 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
129 Backport from mainline
130 2013-08-12 Perez Read <netfirewall@gmail.com>
133 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
134 operand 0 for intel asm alternative.
135 (*movabs<mode>_2): Ditto for operand 1.
137 2013-08-13 Marek Polacek <polacek@redhat.com>
140 2013-0813 Marek Polacek <polacek@redhat.com>
141 Jakub Jelinek <jakub@redhat.com>
143 PR tree-optimization/57980
144 * tree-tailcall.c (process_assignment): Return false
145 when not dealing with integers or floats.
147 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
149 Backport from mainline
150 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
152 * collect2-aix.h: Define F_LOADONLY.
154 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
156 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
157 the implied StoreLoad barrier for atomic operations if before.
159 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
161 Backport from 2013-07-11 trunk r200901.
164 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
165 name seen by assembler/linker if available.
167 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
169 Backport from 2013-07-10 trunk r200872.
172 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
175 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
177 Backport from mainline
178 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
180 * config/i386/sse.md (sse_movlhps): Change alternative 3
183 2013-07-09 Joseph Myers <joseph@codesourcery.com>
185 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
186 adjust register size for TDmode and TFmode for VSX registers.
188 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
190 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
192 2013-07-08 Jakub Jelinek <jakub@redhat.com>
194 PR rtl-optimization/57829
195 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
196 mask bits outside of mode are just sign-extension from mode to HWI.
198 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
200 Backport from mainline
201 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
204 * config/i386/i386.c (construct_container): Report error if
205 long double is used with disabled x87 float returns.
207 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
209 Backport from mainline
210 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
213 * collect2.c (collect_atexit): New.
214 (collect_exit): Delete.
215 (main): Register collect_atexit with atexit.
216 (collect_wait): Change collect_exit to exit.
218 * collect2.h (collect_exit): Delete.
219 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
221 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
223 Backport from mainline
224 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
226 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
227 cmp_code to construct REG_EQUAL note.
229 Backport from mainline
230 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
232 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
233 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
235 Backport from mainline
236 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
239 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
240 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
241 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
243 2013-06-09 Jakub Jelinek <jakub@redhat.com>
246 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
247 that operands[2] doesn't overlap with operands[0].
249 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
252 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
253 for non-sse2 targets. Simplify mode attribute calculation.
255 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
257 Backport from mainline
258 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
260 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
261 cache parameters using detect_caches_amd also for CYRIX,
262 NSC and TM2 signatures.
264 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
265 Dzianis Kahanovich <mahatma@eu.by>
269 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
270 VIA/Centaur processors and determine their cache parameters
271 using detect_caches_amd.
273 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
275 * config/i386/i386.c (ix86_option_override_internal): Add
276 PTA_POPCNT to corei7 entry.
278 2013-05-14 Richard Biener <rguenther@suse.de>
280 PR gcov-profile/57269
281 Backport from mainline
282 2012-06-30 Nathan Sidwell <nathan@acm.org>
284 * coverage.c (coverage_init): Read counts file before writing
287 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
290 Backport from mainline
291 2013-01-22 Jakub Jelinek <jakub@redhat.com>
294 * config/i386/i386.md (UNSPEC_STOS): New.
295 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
296 *strsetqi_1): Add UNSPEC_STOS.
298 2013-05-10 Joey Ye <joey.ye@arm.com>
300 Backport from mainline
301 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
304 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
306 (thumb1_extendhisi2): Reduce Thumb pool range.
307 (arm_movdi): Likewise.
308 (thumb1_movdi_insn): Likewise.
309 (thumb1_movsi_insn): Likewise.
310 (pic_load_addr_unified): Likewise.
311 (pic_load_addr_32bit): Likewise.
312 (pic_load_addr_thumb1): Likewise.
313 (thumb1_movhf): Likewise.
314 (arm_movsf_soft_insn): Likewise.
315 (thumb1_movsf_soft_insn): Likewise.
316 (movdf_soft_insn): Likewise.
317 (thumb1_movdf_soft_insn): Likewise.
318 * config/arm/neon.md (*neon_mov<mode>): Likewise.
319 (*neon_mov<mode>): Likwise.
320 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
321 (*thumb2_movhi_insn): Likewise.
322 (*thumb2_extendqisi_v6): Likewise.
323 (*thumb2_zero_extendqisi_v6): Likewise.
324 (*thumb2_zero_extendqisi2_v6): Likewise.
325 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
326 (*movdi_vfp): Likewise.
327 (*movdi_vfp_cortexa8): Likewise.
328 (*thumb2_movsf_vfp): Likewise.
329 (*thumb2_movdf_vfp): Likewise.
331 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
333 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
334 Add mthumb/march=armv7-a multilib.
335 Add mthumb/march=armv7-r multilib.
336 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
338 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
341 * config/v850/t-rtems: Add more multilibs.
343 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
346 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
349 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
350 to save TFmode registers and DImode to save TImode registers for
351 caller save operations.
352 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
353 mark being partially clobbered since they only use the first
356 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
357 and TDmode only use the upper 64-bits of each VSX register.
359 2013-05-03 Marek Polacek <polacek@redhat.com>
361 Backport from mainline
362 2013-04-25 Marek Polacek <polacek@redhat.com>
364 PR tree-optimization/57066
365 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
367 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
369 Backport from mainline
370 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
373 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
375 (*zero_extendsidi2): Ditto.
377 Backport from mainline
378 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
381 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
383 2013-04-29 Christian Bruel <christian.bruel@st.com>
386 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
388 2013-04-27 Jakub Jelinek <jakub@redhat.com>
391 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
392 the immediate rotate count.
394 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
396 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
398 2013-04-19 Matthias Klose <doko@ubuntu.com>
402 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
404 Backport from mainline
405 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
406 Alexander Monakov <amonakov@ispras.ru>
409 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
410 flush pending lists also on non-jumps. Adjust comment.
413 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
415 * sched-deps.c (add_dependence_list_and_free): Simplify.
416 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
417 lists when add_dependence_list_and_free doesn't free them.
419 2013-04-19 Marek Polacek <polacek@redhat.com>
421 Backport from mainline
422 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
423 Jakub Jelinek <jakub@redhat.com>
425 PR tree-optimization/48189
426 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
427 If nitercst is 0, don't predict the exit edge.
429 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
431 Backport from mainline
432 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
433 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
435 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
438 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
440 * doc/tm.texi: Update.
441 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
442 * target.def (force_at_comp_dir): New hook.
443 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
444 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
446 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
449 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
450 (S_MODES): Set H_MODE bit.
451 (SF_MODES): Set only S_MODE and SF_MODE bits.
452 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
453 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
454 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
455 <MODE_FLOAT>: Likewise.
457 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
459 Backport from mainline:
460 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
463 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
464 nuses, make sure we have a label.
466 2013-04-11 Richard Biener <rguenther@suse.de>
468 * BASE-VER: Set to 4.7.4.
469 * DEV-PHASE: Set to prerelease.
471 2013-04-11 Release Manager
473 * GCC 4.7.3 released.
475 2013-04-10 David S. Miller <davem@davemloft.net>
477 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
480 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
484 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
486 Backport from mainline
487 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
488 Alexander Monakov <amonakov@ispras.ru>
491 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
492 flush pending lists also on non-jumps. Adjust comment.
494 2013-04-03 Richard Biener <rguenther@suse.de>
496 PR tree-optimization/56501
497 * tree-switch-conversion.c (check_process_case): Properly
498 handle !single_succ_p case.
500 2013-04-03 Jakub Jelinek <jakub@redhat.com>
502 Backported from mainline
503 2013-03-06 Jakub Jelinek <jakub@redhat.com>
505 PR tree-optimization/56539
506 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
507 instead of GSI_CONTINUE_LINKING as last argument to
508 force_gimple_operand_gsi. Adjust function comment.
510 2013-03-05 Jakub Jelinek <jakub@redhat.com>
513 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
514 (avoid_complex_debug_insns): New function.
515 (expand_debug_locations): Call it.
517 2013-04-02 Wei Mi <wmi@google.com>
519 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
520 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
521 *<rotate_insn><mode>3_mask in i386.md.
523 2013-04-02 Richard Biener <rguenther@suse.de>
526 Backport from mainline
527 2012-05-16 Richard Guenther <rguenther@suse.de>
529 * tree-inline.c (declare_return_variable): Properly handle
530 DECL_BY_REFERENCE return vars in SSA form.
532 2013-04-01 Wei Mi <wmi@google.com>
534 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
535 Truncate operand 2 using %b asm operand modifier.
536 (*<shift_insn><mode>3_mask): Ditto.
537 (*<rotate_insn><mode>3_mask): Ditto.
539 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
541 * config/i386/i386.md (*movsf_internal): Change type of
542 alternatives 3,4 to imov.
544 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
546 Backport from mainline
547 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
550 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
551 when the may_trap_p bit of the exprs being merged differs.
552 Reorder tests for speculativeness in the logical and operator.
554 Backport from mainline
555 2013-03-05 Jakub Jelinek <jakub@redhat.com>
558 * sel-sched-ir.c (free_sched_pools): Release
559 succs_info_pool.stack[succs_info_pool.max_top] vectors too
560 if succs_info_pool.max_top isn't -1.
562 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
564 Backport from mainline
565 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
568 * sel-sched.c: Include ira.h.
569 (implicit_clobber_conflict_p): New function.
570 (moveup_expr): Use it.
571 * Makefile.in (sel-sched.o): Depend on ira.h.
573 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
575 Backport from mainline
576 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
577 Alexander Monakov <amonakov@ispras.ru>
580 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
581 flush pending lists also on non-jumps. Adjust comment.
583 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
585 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
586 * doc/extend.texi (Named Address Spaces): Ditto.
587 (Variable Attributes): Ditto.
589 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
591 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
592 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
595 2013-03-27 Walter Lee <walt@tilera.com>
597 Backport from mainline:
598 2013-03-27 Walter Lee <walt@tilera.com>
600 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
601 double-decrement of next_scratch_regno.
603 2013-03-27 Walter Lee <walt@tilera.com>
605 Backport from mainline:
606 2013-03-27 Walter Lee <walt@tilera.com>
608 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
610 (insn_v1mulus): Ditto.
611 (insn_v2muls): Ditto.
613 2013-03-27 Walter Lee <walt@tilera.com>
615 Backport from mainline:
616 2013-03-27 Walter Lee <walt@tilera.com>
618 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
620 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
622 2013-03-27 Walter Lee <walt@tilera.com>
624 Backport from mainline:
625 2013-03-27 Walter Lee <walt@tilera.com>
627 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
629 (*sibcall_value): Ditto.
631 2013-03-27 Walter Lee <walt@tilera.com>
633 Backport from mainline:
634 2013-03-27 Walter Lee <walt@tilera.com>
636 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
637 (insn_mnz_v8qi): ... this ...
638 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
640 (insn_v<n>mnz): Replaced by ...
641 (insn_v1mnz): ... this ...
642 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
644 (insn_mz_<mode>): Replaced by ...
645 (insn_mz_v8qi): ... this ...
646 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
648 (insn_v<n>mz): Replaced by ...
649 (insn_v1mz): ... this ...
650 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
653 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
655 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
657 2013-03-26 Richard Biener <rguenther@suse.de>
659 Backport from mainline:
660 2013-03-13 Richard Biener <rguenther@suse.de>
662 PR tree-optimization/56608
663 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
664 calls when vectorizing basic-blocks.
666 2013-03-05 Richard Biener <rguenther@suse.de>
668 PR tree-optimization/56270
669 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
670 of loads after scheduling an SLP instance.
672 2013-03-26 Walter Lee <walt@tilera.com>
674 Backport from mainline:
675 2013-03-26 Walter Lee <walt@tilera.com>
677 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
678 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
680 2013-03-26 Walter Lee <walt@tilera.com>
682 Backport from mainline:
683 2013-03-25 Walter Lee <walt@tilera.com>
685 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
686 TILEGX_INSN_SHUFFLEBYTES1.
687 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
689 (tilegx_builtins): Ditto.
690 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
692 2013-03-26 Walter Lee <walt@tilera.com>
694 Backport from mainline:
695 2013-03-25 Walter Lee <walt@tilera.com>
697 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
698 tests for constraint J, K, N, P.
700 2013-03-26 Walter Lee <walt@tilera.com>
702 Backport from mainline:
703 2013-03-25 Walter Lee <walt@tilera.com>
705 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
706 Use indirect/pcrel encoding.
707 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
710 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
712 Backport from mainline:
713 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
714 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
717 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
718 (musermode): Convert to Var(TARGET_USERMODE).
719 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
720 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
721 * config/sh/sh.c (sh_option_override): Use
722 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
723 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
725 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
727 (udivsi3_i4_single, divsi3_i4_single): Use
728 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
729 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
730 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
731 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
732 (SUBTARGET_OVERRIDE_OPTIONS): New.
734 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
736 Backport from mainline:
737 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
739 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
740 to m2a-single instead of m2e.
742 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
745 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
748 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
751 * config/i386/i386.c (init_cumulative_args): Also set
752 cum->callee_return_avx256_p.
753 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
754 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
756 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
757 callee_return_avx256_p.
759 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
761 Backport from mainline:
762 2012-12-04 Ian Lance Taylor <iant@google.com>
764 * godump.c (find_dummy_types): Output a dummy type if we couldn't
765 output the real type.
767 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
770 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
771 (PLUS_EXPR): Likewise.
772 * doc/cppopts.texi (--help): Likewise.
773 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
774 (-fdump-rtl-cprop_hardreg): Likewise.
775 (-fdump-rtl-csa): Likewise.
776 (-fdump-rtl-dce): Likewise.
777 (-fdump-rtl-dbr): Likewise.
778 (-fdump-rtl-into_cfglayout): Likewise.
779 (-fdump-rtl-outof_cfglayout): Likewise.
781 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
784 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
785 (arm_print_operand, case 'S'): Don't use shift_operator to validate
788 2013-03-14 Seth LaForge <sethml@google.com>
791 Backport from mainline
792 2012-10-22 Julian Brown <julian@codesourcery.com>
794 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
795 VFP D registers in big-endian mode.
797 2013-03-08 Joey Ye <joey.ye@arm.com>
799 Backport from mainline
800 2013-03-06 Joey Ye <joey.ye@arm.com>
803 * gcc.c (convert_white_space): New function.
804 (main): Handles white space in function name.
806 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
808 Backport from mainline
809 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
812 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
813 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
814 to SH_DIV_CALL_TABLE for TARGET_SH2.
815 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
817 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
818 mdiv= call-div1, call-fp, call-table options.
820 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
822 * config.gcc (arm*-*-rtemself*): New.
823 (arm*-*-rtems*): Removed.
824 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
825 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
827 2013-03-01 Richard Biener <rguenther@suse.de>
829 Backport from mainline
830 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
832 PR tree-optimization/55481
833 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
834 back to general rewriting if we cannot leave an original biv
837 2013-03-01 Richard Biener <rguenther@suse.de>
839 Backport from mainline
840 2012-04-10 Richard Guenther <rguenther@suse.de>
843 * gimple-low.c (gimple_check_call_args): Properly account for
844 compatible aggregate types.
846 2013-02-26 Nick Clifton <nickc@redhat.com>
849 Import this patch from the mainline:
851 2012-08-17 Nick Clifton <nickc@redhat.com>
853 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
854 (branch_true): Likewise.
855 (branch_false): Likewise.
857 2013-02-26 Jakub Jelinek <jakub@redhat.com>
859 PR tree-optimization/56443
860 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
861 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
862 to type_for_mode langhook.
864 2013-02-21 Jakub Jelinek <jakub@redhat.com>
867 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
870 2013-02-19 Jakub Jelinek <jakub@redhat.com>
872 Backported from mainline
873 2013-02-19 Jakub Jelinek <jakub@redhat.com>
875 PR tree-optimization/56350
876 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
877 if haven't found reduction or nested cycle operand, rather than
878 asserting we must find it.
880 PR tree-optimization/56381
881 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
884 2013-02-08 Jakub Jelinek <jakub@redhat.com>
886 PR tree-optimization/56250
887 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
888 if type is unsigned and code isn't MULT_EXPR.
890 2013-02-06 Jakub Jelinek <jakub@redhat.com>
893 * omp-low.c (use_pointer_for_field): Return false if
894 lower_send_shared_vars doesn't generate any copy-out code.
896 2012-11-27 Jakub Jelinek <jakub@redhat.com>
898 PR tree-optimization/55110
899 * tree-vect-loop.c (vectorizable_reduction): Don't assert
900 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
902 2013-02-18 Richard Biener <rguenther@suse.de>
905 2013-02-04 Richard Biener <rguenther@suse.de>
907 Backport from mainline
908 2012-07-04 Richard Guenther <rguenther@suse.de>
910 PR tree-optimization/53844
911 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
912 the loop virtual PHI.
914 2013-02-13 David S. Miller <davem@davemloft.net>
916 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
918 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
920 Backport from mainline
921 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
923 PR rtl-optimization/56275
924 * simplify-rtx.c (avoid_constant_pool_reference): Check that
925 offset is non-negative and less than cmode size before
926 calling simplify_subreg.
928 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
930 Backport from mainline
931 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
933 * config/i386/sse.md (FMAMODEM): New mode iterator.
934 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
935 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
937 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
939 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
940 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
941 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
943 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
945 Backport from mainline
946 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
949 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
950 If there is no implicit builtin declaration, just return NULL.
952 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
953 Michael Meissner <meissner@linux.vnet.ibm.com>
955 Backport from mainline
956 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
957 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
959 2013-02-07 David S. Miller <davem@davemloft.net>
961 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
963 * var-tracking.c (vt_add_function_parameter): Test the presence of
964 HAVE_window_save properly and do not remap argument registers when
965 we have a leaf function.
967 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
969 Backport from mainline
970 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
973 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
975 * config/i386/i386.c (ix86_print_operand): Ditto.
977 2013-02-07 Alan Modra <amodra@gmail.com>
980 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
981 static chain, set REST_INLINE_FPRS too.
983 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
985 Backport from mainline
986 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
988 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
989 * configure: Regenerate.
991 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
993 Backport from mainline
994 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
995 Andrew Dixie <andrewd@gentrack.com>
997 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1000 2013-02-05 Richard Biener <rguenther@suse.de>
1002 Backport from mainline
1003 2012-12-10 Richard Biener <rguenther@suse.de>
1005 PR tree-optimization/55107
1006 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1007 (bitmap_set_replace_value): Add gcc_unreachable.
1008 (do_regular_insertion): Re-write all_same handling. Insert
1009 an assignment instead of a PHI in this case.
1010 (execute_pre): Do not record constified events.
1012 2013-02-05 Richard Biener <rguenther@suse.de>
1014 PR tree-optimization/54767
1015 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1016 backedges drop all symbolical range information.
1017 (execute_vrp): Compute backedges.
1019 2013-02-04 Richard Biener <rguenther@suse.de>
1021 Backport from mainline
1022 2012-01-11 Richard Guenther <rguenther@suse.de>
1024 PR tree-optimization/44061
1025 * tree-vrp.c (extract_range_basic): Compute zero as
1026 value-range for __builtin_constant_p of function parameters.
1028 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1031 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1033 2013-02-04 Richard Biener <rguenther@suse.de>
1035 Backport from mainline
1036 2012-07-04 Richard Guenther <rguenther@suse.de>
1038 PR tree-optimization/53844
1039 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1040 the loop virtual PHI.
1042 2012-12-13 Richard Biener <rguenther@suse.de>
1045 * tree-streamer.c (record_common_node): Check that we are not
1046 recursively pre-loading nodes we want to skip. Handle
1047 char_type_node appearing as part of va_list_type_node.
1049 2013-02-04 Richard Biener <rguenther@suse.de>
1052 * gimple.h (gimple_call_builtin_class_p): New function.
1053 * gimple.c (validate_call): New function.
1054 (gimple_call_builtin_class_p): Likewise.
1055 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1056 Use gimple_call_builtin_class_p.
1057 (find_func_clobbers): Likewise.
1058 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1059 (strlen_optimize_stmt): Likewise.
1061 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1063 Backported from mainline
1064 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1066 PR tree-optimization/56125
1067 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1068 pow(x,c) into sqrt(x) * powi(x, n/2) or
1069 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1070 optimizing for size.
1071 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1072 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1075 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1077 PR tree-optimization/56098
1078 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1079 for stmts with volatile ops.
1080 (cond_store_replacement): Don't optimize if assign has volatile ops.
1081 (cond_if_else_store_replacement_1): Don't optimize if either
1082 then_assign or else_assign have volatile ops.
1084 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1087 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1088 instead of cmpdi_operand for first comparison operand.
1089 Don't assert that comparison operands aren't both constants.
1091 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1093 PR tree-optimization/56051
1094 * fold-const.c (fold_binary_loc): Don't fold
1095 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1096 a narrowing conversion, or widening conversion from signed
1099 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1102 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1103 the case where writing real complex part of target modifies
1106 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1109 * function.c (thread_prologue_and_epilogue_insns): Always
1110 add crtl->drap_reg to set_up_by_prologue.set, even if
1111 stack_realign_drap is false.
1113 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1115 PR tree-optimization/55921
1116 * tree-complex.c (expand_complex_asm): New function.
1117 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1119 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1121 PR rtl-optimization/55838
1122 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1123 iv0.step, iv1.step and step.
1125 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1128 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1129 * gimple-low.c: Include langhooks.c.
1130 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1131 by default call lang_hooks.block_may_fallthru.
1132 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1134 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1135 (LANG_HOOKS_INITIALIZER): Use it.
1137 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1140 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1141 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1142 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1143 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1144 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1146 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1148 PR tree-optimization/55236
1149 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1150 and signed ARG0_TYPE, force low and high to be non-NULL.
1152 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1154 PR rtl-optimization/54127
1155 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1156 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1157 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1158 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1159 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1161 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1163 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1164 range isn't testing for zero.
1166 2013-01-29 Richard Biener <rguenther@suse.de>
1168 PR tree-optimization/56113
1169 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1171 (label_visit): Free duplicate bitmaps and record the leader instead.
1172 (perform_var_substitution): Adjust.
1174 2013-01-28 Serowk <serowk@yandex.ru>
1177 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1178 Fix mode checks to allow for the passing of constants in the
1180 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1181 Add entries in the switch statement for builtin iwmmxt vector
1182 shift and rotate builtins.
1184 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1186 Backport from mainline
1187 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1190 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1191 operand 0 in movabs insn template for -masm=intel asm alternative.
1192 (*movabs<mode>_2): Ditto for operand 1.
1194 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1196 Backport from mainline
1197 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1200 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1201 alternative to (o,r).
1202 (*movdi_internal_rex64): Remove (!o,n) alternative.
1203 (DImode immediate->memory splitter): Remove.
1204 (DImode immediate->memory peephole2): Remove.
1205 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1206 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1207 alternative to (!o,*r).
1208 (*movtf_internal_sse): New pattern.
1209 (*movxf_internal_rex64): New pattern.
1210 (*movxf_internal): Disable for TARGET_64BIT.
1211 (*movdf_internal_rex64): Remove (!o,F) alternative.
1213 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1215 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1216 involving stack registers slightly.
1218 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1220 * config/i386/constraints.md (Yf): New constraint.
1221 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1222 of f constraint to conditionaly disable x87 register preferences.
1223 (*movdf_internal): Ditto.
1224 (*movsf_internal): Ditto.
1226 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1228 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1229 (*movtf_internal_rex64): Add (!o,C) alternative
1230 (*movxf_internal_rex64): Ditto.
1231 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1233 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1235 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1237 2013-01-24 Martin Jambor <mjambor@suse.cz>
1239 Backport from mainline
1240 2013-01-04 Martin Jambor <mjambor@suse.cz>
1242 PR tree-optimization/55755
1243 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1244 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1246 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1248 Backport from mainline
1249 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1251 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1253 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1255 PR rtl-optimization/56023
1256 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1257 dependent on debug instruction.
1259 2013-01-21 Martin Jambor <mjambor@suse.cz>
1261 Backport from mainline
1262 2013-01-17 Martin Jambor <mjambor@suse.cz>
1264 PR tree-optimizations/55264
1265 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1266 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1267 for virtual functions.
1268 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1269 for virtual methods.
1270 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1271 virtual methods before inlining is over.
1273 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1275 Backport from mainline
1276 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1279 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1280 store through atomic_store<mode>_1.
1281 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1283 2013-01-16 Richard Biener <rguenther@suse.de>
1286 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1287 account for bitpos when computing alignment.
1289 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1291 Backport from 2013-01-14 trunk r195169.
1294 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1295 etc. to 1 and not to __flash.
1296 Use LL suffix for __INT24_MAX__ with -mint8.
1297 Use ULL suffix for __UINT24_MAX__ with -mint8.
1299 2013-01-14 Matthias Klose <doko@ubuntu.com>
1301 * doc/invoke.texi: Document -print-multiarch.
1302 * doc/install.texi: Document --enable-multiarch.
1303 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1304 * configure.ac: Add --enable-multiarch option.
1305 Substitute with_cpu, with_float.
1306 * configure: Regenerate.
1307 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1308 enable_multiarch, with_cpu, with_float: New macros.
1309 if_multiarch: New macro, define in terms of enable_multiarch.
1310 * genmultilib: Add new argument for the multiarch name.
1311 * gcc.c (multiarch_dir): Define.
1312 (for_each_path): Search for multiarch suffixes.
1313 (driver_handle_option): Handle multiarch option.
1314 (do_spec_1): Pass -imultiarch if defined.
1315 (main): Print multiarch.
1316 (set_multilib_dir): Separate multilib and multiarch names
1317 from multilib_select.
1318 (print_multilib_info): Ignore multiarch names in multilib_select.
1319 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1320 * cppdefault.h (default_include): Document multiarch in multilib
1322 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1323 include directory for multiarch directories.
1324 * common.opt: New options --print-multiarch and -imultilib.
1326 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1327 Include i386/t-linux.
1328 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1329 Include i386/t-kfreebsd.
1330 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1331 * config/i386/t-linux64: Add multiarch names in
1332 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1333 * config/i386/t-gnu: New file.
1334 * config/i386/t-kfreebsd: Likewise.
1335 * config/i386/t-linux: Likewise.
1337 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1338 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1339 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1340 for 32bit non-biarch configurations.
1342 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1343 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1346 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1348 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1350 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1351 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1352 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1354 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1355 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1356 Include rs6000/t-linux for 32bit non-biarch configurations.
1358 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1360 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1362 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1363 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1365 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1366 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1368 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1370 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1371 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1372 (vect_estimate_min_profitable_iter): Adjust to above fix.
1373 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1375 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1377 Backport from mainline
1378 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1380 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1381 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1382 documentation. Add missing '__' in front of
1383 __builtin_ia32_packssdw256.
1385 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1387 Backport from mainline
1388 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1390 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1391 attribute of movddup insn to DF.
1392 (*vec_interleave_lowv2df): Ditto.
1393 (vec_dupv2df): Ditto.
1395 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1397 Backport from 2013-01-07 trunk r194991, r194992.
1400 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1403 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1404 (avr_addrspace_t): Add .section_name field.
1405 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1407 (avr_addrspace): Same. Initialize .section_name. Remove last
1408 NULL entry. Put __memx into .progmemx.data.
1409 (progmem_section_prefix): Remove.
1410 (avr_asm_init_sections): No need to initialize progmem_section.
1411 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1412 section name prefix.
1413 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1414 retrieve the progmem section.
1415 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1416 boundary to run over avr_addrspace[].
1417 (avr_register_target_pragmas): Ditto.
1419 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1421 Backport from 2013-01-07 trunk r194978.
1424 * doc/install.texi (Cross-Compiler-Specific Options): Document
1427 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1429 Backport from 2013-01-07 trunk r194968.
1432 * config/avr/t-avr: Don't automatically rebuild
1433 $(srcdir)/config/avr/t-multilib
1434 $(srcdir)/config/avr/avr-tables.opt
1435 (avr-mcus): New phony target to build them on request.
1436 (s-avr-mlib): Remove.
1437 * avr/avr-mcus.def: Adjust comments.
1439 2013-01-07 Terry Guo <terry.guo@arm.com>
1441 Backport from mainline
1442 2012-12-19 Terry Guo <terry.guo@arm.com>
1444 * config/arm/arm.c (thumb_find_work_register): Check argument
1445 register number based on current PCS.
1447 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1449 Backport from mainline
1450 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1453 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1454 selected code model, define __code_mode_small__, __code_model_medium__,
1455 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1456 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1457 xchg temporary register with %k. Declare temporary register as
1459 [__x86_64__]: For medium and large code models, preserve %rbx register.
1461 2013-01-03 Richard Henderson <rth@redhat.com>
1463 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1464 after eliminating TLS symbols.
1466 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1469 * config/pa/pa.md (movsi): Revert previous change.
1470 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1473 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1476 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1479 2013-01-02 Jason Merrill <jason@redhat.com>
1482 * tree.c (build_array_type_1): Revert earlier change.
1484 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1487 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1488 after reload starts.
1490 2012-12-21 Martin Jambor <mjambor@suse.cz>
1492 PR tree-optimization/55355
1493 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1494 bit_position is small enough to fit a single HOST_WIDE_INT.
1496 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1498 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1500 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1502 Backport from mainline
1503 2012-10-15 Matthias Klose <doko@ubuntu.com>
1505 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1506 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1508 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1509 Tomash Brechko <tomash.brechko@gmail.com>
1512 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1513 handling of before and after cases.
1514 * config/sparc/sync.md (atomic_store): Fix pasto.
1516 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1518 * optabs.c (expand_atomic_store): Elide redundant model test.
1520 2012-12-13 Richard Henderson <rth@redhat.com>
1523 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1525 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1528 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1529 (tldo_stb_sp64): Likewise.
1530 (tldo_sth_sp32): Likewise.
1531 (tldo_sth_sp64): Likewise.
1532 (tldo_stw_sp32): Likewise.
1533 (tldo_stw_sp64): Likewise.
1534 (tldo_stx_sp64): Likewise.
1536 2012-12-10 Kai Tietz <ktietz@redhat.com>
1539 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1541 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1543 Backport from mainline
1544 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1545 H.J. Lu <hongjiu.lu@intel.com>
1548 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1549 before using it as insn or call equivalent.
1551 2012-12-06 Jason Merrill <jason@redhat.com>
1554 * tree.c (build_array_type_1): Re-layout if we found it in the
1557 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1559 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1560 opaque cond in all call insns.
1562 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1564 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1565 area if the function allocates dynamic stack space.
1566 (ia64_initial_elimination_offset): Adjust offsets to above change.
1568 2012-12-03 Richard Biener <rguenther@suse.de>
1570 Backport from mainline
1571 2012-09-24 Richard Guenther <rguenther@suse.de>
1573 PR tree-optimization/53663
1574 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1575 native encode/interpret translation on VN_WALKREWRITE.
1577 2012-12-03 Kai Tietz <ktietz@redhat.com>
1580 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1583 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1586 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1588 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1590 Backport from mainline:
1591 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1594 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1595 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1596 (in_nullified_branch_delay): Likewise.
1597 (in_call_delay): Likewise.
1598 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1599 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1600 the $$sh_func_adrs call as variable. Update type of sibcalls and
1601 $$sh_func_adrs call.
1602 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1603 length instead of adjustment. Handle negative and undefined call
1604 adjustments for insn_default_length. Remove adjustment for millicode
1605 insn with unfilled delay slot.
1606 (pa_output_millicode_call): Update for revised millicode length.
1607 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1609 2012-11-29 Kai Tietz <ktietz@redhat.com>
1612 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1613 use by XNEWVEC/XRESIZEVEC.
1615 * i386.c (get_scratch_register_on_entry): Handle
1616 thiscall-convention.
1617 (split_stack_prologue_scratch_regno): Likewise.
1618 (ix86_static_chain): Likewise.
1619 (x86_output_mi_thunk): Likewise.
1621 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1623 Backported from mainline
1624 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1625 Markus Trippelsdorf <markus@trippelsdorf.de>
1628 * lto-opts.c (lto_write_options): Also handle
1629 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1630 OPT_SPECIAL_program_name.
1633 * lto-wrapper.c (merge_and_complain): Handle
1634 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1635 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1637 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1639 PR rtl-optimization/55489
1640 * gcse.c (compute_transp): Precompute a canonical version
1641 of XEXP (x, 0), and pass it to canon_true_dependence.
1643 2012-11-27 Richard Biener <rguenther@suse.de>
1646 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1647 stmt with a NOP instead of removing it.
1649 2012-11-26 Richard Biener <rguenther@suse.de>
1651 Backport from mainline
1652 2012-10-19 Richard Biener <rguenther@suse.de>
1654 PR tree-optimization/54976
1655 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1656 Robustify against odd inner_mode inputs.
1658 2012-10-12 Richard Biener <rguenther@suse.de>
1660 PR tree-optimization/54894
1661 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1662 Handle over-aligned scalar types properly.
1664 2012-10-02 Richard Guenther <rguenther@suse.de>
1667 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1668 cleaning up the CFG.
1670 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1672 Backport from mainline
1673 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1675 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1676 explaining the register ordering preferences.
1678 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1679 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1680 constraints so that the traditional floating point loads, stores,
1681 and moves are done first, then the VSX loads, stores, and moves,
1682 and finally the GPR loads, stores, and moves so that reload
1683 chooses FPRs over GPRs, and uses the traditional load/store
1684 instructions which provide an offset.
1685 (movdf_hardfloat64): Likewise.
1687 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1689 Backported from mainline
1690 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1691 H.J. Lu <hongjiu.lu@intel.com>
1694 * config/i386/i386.c (legitimize_pic_address): Properly handle
1696 (ix86_print_operand_address): Set code to 'k' when forcing
1697 addr32 prefix. For x32, zero-extend negative displacement if
1700 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1702 * common.opt (fvar-tracking-uninit): Document.
1703 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1704 * config/darwin.c (darwin_override_options): Likewise.
1706 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1708 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1709 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1711 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1713 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1715 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1717 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1720 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1722 Backport from mainline
1723 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1725 * config/i386/i386.c (ix86_init_machine_status): Do not
1726 explicitly clear tls_descriptor_call_expanded_p again.
1728 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1730 * config/i386/sse.md
1731 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1732 as read and written by the instruction.
1734 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1736 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1737 (ix86_instantiate_decls): New function.
1738 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1739 stack slot instead of SLOT_VIRTUAL.
1740 <case IX86_BUILTIN_STMXCSR>: Ditto.
1741 (assign_386_stack_local): Do not assert when virtual slot is valid.
1742 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1743 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1744 (truncxf<mode>2): Ditto.
1745 (floatunssi<mode>2): Ditto.
1746 (isinf<mode>2): Ditto.
1747 * config/i386/sync.md (atomic_load<mode>): Ditto.
1748 (atomic_store<mode>): Ditto.
1750 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1753 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1754 the argument is itself a conditional expression.
1756 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1758 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1761 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1763 PR tree-optimization/54986
1764 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1765 conversions on entry but add them back on exit if needed.
1767 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1770 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1772 (print_reg): Use true_regnum rather than REGNO.
1773 (ix86_print_operand_address): Remove SUBREG handling.
1775 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1777 Backported from mainline
1778 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1781 * gimple.h (is_gimple_sizepos): New inline function.
1782 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1783 final assignment to expr variable.
1784 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1785 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1786 into a local temporary.
1788 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1790 PR tree-optimization/54877
1791 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1792 use make_ssa_name instead of copy_ssa_name.
1794 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1796 Backport from mainline
1797 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1799 PR tree-optimization/53708
1800 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1801 user-supplied alignment when used with an explicit section name.
1803 2012-11-02 Jeff Law <law@redhat.com>
1805 PR tree-optimization/54985
1806 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1807 from thread_across_edge.
1808 (thread_across_edge): Use it in all cases where we might thread
1811 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1813 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1814 special register pushes before frame probing and allocation.
1816 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1817 Joel Sherrill <joel.sherrill@oarcorp.com>
1819 * config/sparc/t-rtems: New (Custom multilibs).
1820 * config/sparc/t-rtems-64: New (Custom multilibs).
1821 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1822 (sparc-*-rtems*): Add sparc/t-rtems.
1824 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1826 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1828 (hash_rtx): Likewise.
1830 2012-10-29 Terry Guo <terry.guo@arm.com>
1832 Backport from mainline
1833 2012-10-11 Terry Guo <terry.guo@arm.com>
1835 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1837 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1840 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1842 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1843 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1845 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1847 * config/avr/t-rtems: Revert previous commit.
1849 2012-10-26 Terry Guo <terry.guo@arm.com>
1851 Backport from mainline
1852 2012-10-23 Terry Guo <terry.guo@arm.com>
1855 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1858 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1860 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1862 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1864 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1866 * config.gcc (microblaze*-*-rtems*): New target.
1867 * config/microblaze/rtems.h: New.
1868 * config/microblaze/t-rtems: New.
1870 2012-10-25 Richard Biener <rguenther@suse.de>
1872 PR tree-optimization/54902
1873 * tree-ssa-pre.c (fini_pre): Return TODO.
1874 (execute_pre): Adjust.
1875 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1876 blocks before computing dominators.
1878 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1880 Backport from mainline
1881 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1883 * config/i386/i386.c (memory_address_length): Assert that non-null
1884 base or index RTXes are registers. Do not check for REG RTXes.
1885 Determine addr32 prefix using SImode_address_operand or
1886 from original base and index RTXes. Simplify code.
1888 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1890 * config/i386/i386-protos.h (memory_address_length): Add new bool
1891 argument. Update all uses.
1892 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1893 add length of addr32 prefix based on mode of base or index register.
1894 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1895 addresses here. Update call to memory_address_length.
1896 (ix86_print_address_operand): Use SImode_address_operand predicate.
1897 * config/i386/predicates.md (SImode_address_operand): New.
1898 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1899 to calculate "mode" attribute. Use SImode_address_operand predicate
1900 instead of open-coding accepted RTX codes.
1902 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1904 Backport from 2012-10-22 trunk r192685.
1905 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1906 Note __AVR_<device>__ is not defined for cores.
1907 Don't point to --help=target.
1908 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1910 2012-10-19 Marek Polacek <polacek@redhat.com>
1912 Backported from mainline
1913 2012-10-19 Marek Polacek <polacek@redhat.com>
1916 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1917 pointer/non-pointer comparison.
1919 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1921 Backported from mainline
1922 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1925 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1926 sure the mode is correct when falling through from above cases.
1928 2012-10-19 Alan Modra <amodra@gmail.com>
1930 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1931 (HAVE_LD_LARGE_TOC): Likewise.
1932 * configure: Regenerate.
1934 2012-10-19 Alan Modra <amodra@gmail.com>
1936 * config/rs6000/predicates.md (splat_input_operand): Don't call
1937 input_operand for MEMs. Instead check for volatile and call
1938 memory_address_addr_space_p with modified mode.
1940 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1942 Backported from mainline
1943 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1945 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1947 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1949 PR rtl-optimization/54870
1950 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1951 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1952 SSA_NAME pointer that points to a partition if there is at least
1953 one variable with it set in the partition.
1954 * dse.c (local_variable_can_escape): New predicate.
1955 (can_escape): Call it.
1956 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1957 mark the SSA_NAME pointer that points to a partition.
1959 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1961 Backport from mainline
1962 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1964 PR rtl-optimization/53701
1965 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1966 rocess not only expr's vinsns but all old vinsns from expr's
1969 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1971 Backport from mainline
1972 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1975 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1977 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1978 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1979 only if producer writes to the register given by regno.
1981 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1983 Backport from mainline
1984 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1986 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1987 (UNSPEC_LOADU): New.
1988 (UNSPEC_STOREU): Ditto.
1989 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1990 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1991 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1992 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1993 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1994 (<sse2>_storedqu<avxsizesuffix>): ... this.
1995 (*sse4_2_pcmpestr_unaligned): Update.
1996 (*sse4_2_pcmpistr_unaligned): Ditto.
1998 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1999 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2000 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2001 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2002 gen_sse2_load{dqu,upd} to load from unaligned memory and
2003 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2005 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2006 Use CODE_FOR_sse_loadups.
2007 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2008 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2009 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2010 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2011 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2012 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2013 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2014 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2015 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2016 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2017 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2019 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2021 Backport from trunk (r190222):
2023 PR tree-optimization/54146
2024 * ifcvt.c: Include pointer-set.h.
2025 (cond_move_process_if_block): Change type of then_regs and
2026 else_regs from alloca'd array to pointer_sets.
2027 (check_cond_move_block): Update for this change.
2028 (cond_move_convert_if_block): Likewise.
2029 * Makefile.in: Fix dependencies for ifcvt.o.
2031 2012-10-15 Richard Guenther <rguenther@suse.de>
2033 PR tree-optimization/54920
2034 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2035 allocate temporary storage for all NARY elements.
2037 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2040 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2042 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2044 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2045 default_use_cxa_atexit to yes.
2047 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2049 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2051 2012-10-05 Jan Hubicka <jh@suse.cz>
2052 Jakub Jelinek <jakub@redhat.com>
2054 PR tree-optimization/33763
2055 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2056 attribute for redefined extern inline functions.
2058 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2060 Backported from mainline
2061 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2063 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2064 in SSE and YMM state support check for -march=native.
2066 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2069 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2072 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2074 Backported from mainline
2075 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2078 * doc/invoke.texi: Document -mprefer-avx128.
2080 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2082 Backported from mainline
2083 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2086 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2087 (XSTATE_FP): Likewise.
2088 (XSTATE_SSE): Likewise.
2089 (XSTATE_YMM): Likewise.
2090 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2091 SSE and YMM states aren't supported.
2093 2012-10-01 Tom de Vries <tom@codesourcery.com>
2095 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2098 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2101 * config/s390/s390.c (s390_option_override): Add missing break.
2103 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2105 Backport from mainline
2106 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2108 * config.gcc: Replace 'host' with 'target' when configuring for
2109 powerpc64*-*-freebsd.
2111 2012-09-28 Meador Inge <meadori@codesourcery.com>
2113 Backport from mainline
2114 2012-09-27 Meador Inge <meadori@codesourcery.com>
2116 * gcc-ar.c (main): Handle the returning of the sub-process error
2119 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2121 Backport from 2012-09-28 trunk r191821.
2122 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2124 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2127 * simplify-rtx.c (simplify_binary_operation_1): Perform
2128 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2130 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2132 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2133 TYPE_NONALIASED_COMPONENT flag.
2134 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2135 TYPE_NONALIASED_COMPONENT flag.
2137 2012-09-21 Richard Guenther <rguenther@suse.de>
2140 Backport from mainline
2141 2012-04-19 Richard Guenther <rguenther@suse.de>
2143 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2146 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2149 * c-typeck.c (c_cast_expr): When casting to a type requiring
2150 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2153 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2156 * c-typeck.c (build_unary_op): Pass original argument of
2157 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2158 any C_MAYBE_CONST_EXPR, if it has integer operands.
2159 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2160 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2161 to c_objc_common_truthvalue_conversion, then remove any
2162 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2163 c_objc_common_truthvalue_conversion not
2164 c_common_truthvalue_conversion.
2165 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2166 call note_integer_operands for arguments with integer operands
2167 that are not integer constants.
2169 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2171 Backported from mainline
2172 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2174 PR tree-optimization/54563
2175 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2176 gimple_purge_dead_eh_edges if last call has been changed.
2178 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2181 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2182 instead of (match_dup 0) as second argument to vec_merge.
2183 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2184 Remove third alternative.
2185 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2186 operand 2 instead of operand 1, but put it as first argument
2188 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2189 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2192 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2194 * BASE-VER: Set to 4.7.3.
2195 * DEV-PHASE: Set to prerelease.
2197 2012-09-20 Release Manager
2199 * GCC 4.7.2 released.
2201 2012-09-15 Andi Kleen <ak@linux.intel.com>
2203 Backport from mainline
2204 2012-09-07 Andi Kleen <ak@linux.intel.com>
2206 * gcc/lto-streamer.h (res_pair): Add.
2207 (lto_file_decl_data): Replace resolutions with respairs.
2209 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2210 Initialize respairs.
2211 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2213 2012-09-14 Walter Lee <walt@tilera.com>
2215 Backport from mainline.
2216 2012-09-14 Walter Lee <walt@tilera.com>
2218 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2219 option for TILEPro and TILE-Gx.
2221 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2223 * config/i386/i386.h (x86_prefetchw): New global variable.
2224 (TARGET_PREFETCHW): New macro.
2225 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2226 (processor_alias_table): Add PTA_PREFETCHW to
2227 bdver1, bdver2 and btver1.
2228 (ix86_option_override_internal): Set x86_prefetchw for
2229 PTA_PREFETCHW targets.
2230 * config/i386/i386.md (prefetch): Expand to prefetchw
2231 for TARGET_PREFETCHW.
2232 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2234 Backport from mainline
2235 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2237 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2238 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2240 (*prefetch_sse): ... this.
2241 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2243 (*prefetch_3dnow): ... this.
2245 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2248 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2249 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2251 2012-09-12 Teresa Johnson <tejohnson@google.com>
2253 Backport from mainline.
2254 2012-09-12 Teresa Johnson <tejohnson@google.com>
2256 PR gcov-profile/54487
2257 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2258 test using F_SETLKW with fcntl.
2259 * configure, config.in: Regenerate.
2261 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2263 Backport from mainline
2264 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2266 * config/i386/i386.md : Comments on fma4 instruction selection
2267 reflect requirement on register pressure based cost model.
2269 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2270 flag is set-reset as informed by the cpuid flag.
2272 * config/i386/i386.c (processor_alias_table): fma4
2273 flag is enabled for bdver2.
2275 2012-09-12 Christian Bruel <christian.bruel@st.com>
2277 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2279 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2281 * config.gcc: Obsolete picochip-*.
2283 2012-09-11 Richard Guenther <rguenther@suse.de>
2286 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2287 on flag_toplevel_reorder.
2289 2012-09-10 Richard Henderson <rth@redhat.com>
2291 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2294 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2296 Backport from 2012-09-10 mainline r191132.
2299 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2301 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2304 * tree-sra.c (disqualify_base_of_expr): Check for possible
2305 NULL_TREE returned by get_base_address()
2307 2012-09-07 Richard Guenther <rguenther@suse.de>
2309 Backport from mainline
2310 2012-06-26 Jan Hubicka <jh@suse.cz>
2313 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2316 2012-09-07 Richard Guenther <rguenther@suse.de>
2318 Backport from mainline
2319 2012-07-13 Richard Guenther <rguenther@suse.de>
2321 PR tree-optimization/53922
2322 * tree-vrp.c (value_inside_range): Change prototype to take
2323 min/max instead of value-range.
2324 (range_includes_zero_p): Likewise. Return the result from
2326 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2327 return value from range_includes_zero_p.
2328 (extract_range_from_unary_expr_1): Likewise.
2329 (compare_range_with_value): Likewise.
2330 (vrp_meet_1): Likewise.
2332 2012-09-07 Richard Guenther <rguenther@suse.de>
2335 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2336 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2337 arguments separately.
2339 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2341 Backported from mainline
2342 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2344 PR rtl-optimization/54455
2345 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2346 bb ends up with asm goto referencing bb's label.
2348 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2350 Backport from mainline.
2351 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2352 Richard Earnshaw <richard.earnshaw@arm.com>
2355 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2356 element size. Use elem_type from the formal parameter. New parameter
2358 (neon_expand_args): Adjust call to neon_dereference_pointer.
2360 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2362 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2363 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2365 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2367 Backport from mainline
2368 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2370 * config/i386/i386.md (isa): Add fma and fma4.
2371 (enabled): Handle fma and fma4.
2372 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2373 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2374 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2375 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2376 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2377 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2379 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2381 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2382 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2383 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2385 2012-09-06 Richard Guenther <rguenther@suse.de>
2387 PR tree-optimization/54498
2388 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2389 abort when reaching an already visited region.
2390 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2391 (get_continuation_for_phi_1): Likewise.
2392 (walk_non_aliased_vuses): When we translated the reference,
2393 abort when we re-visit a region.
2394 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2396 2012-09-06 Andrew Pinski <apinski@cavium.com>
2399 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2401 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2404 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2405 build_int_cst with size_type_node instead of size_int.
2407 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2409 Backport from 2012-09-05 mainline r190697.
2412 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2413 configured --with-avrlibc.
2414 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2416 * config/avr/avrlibc.h: New file.
2417 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2418 configured --with-avrlibc.
2419 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2421 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2423 Backport from 2012-09-04 mainline r190919
2426 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2427 of size less than 4 bytes by using macro ARM_NUM_INTS.
2428 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2430 2012-09-04 Richard Henderson <rth@redhat.com>
2432 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2434 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2436 Backport from 2012-09-04 mainline r190920
2439 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2441 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2443 Backport from 2012-09-04 mainline r190914
2446 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2448 (avr_allocate_stack_slots_for_args): ...this new static function.
2450 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2452 Backported from mainline
2453 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2456 * doc/invoke.texi: Add -da and remove -dm.
2458 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2460 Backported from mainline
2461 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2464 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2465 operands[1] is CONST_INT_P, convert it to QImode before printing.
2467 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2470 * c-convert.c (convert): Don't call fold_convert_loc if
2471 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2472 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2473 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2475 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2478 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2479 if init is a CONSTRUCTOR.
2481 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2483 PR rtl-optimization/54369
2484 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2485 calling dbr_schedule.
2486 * config/sparc/sparc.c (sparc_reorg): Likewise.
2488 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2490 Backport from mainline
2491 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2493 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2494 case for Atom processor.
2496 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2498 Backport from mainline
2499 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2502 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2503 true for TARGET_64BIT or !flag_pic.
2504 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2505 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2506 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2507 Add insn constraint. Conditionally emit xchg asm insns.
2508 (atomic_compare_and_swap<mode>): Update calls. Check only
2509 cmpxchg8b_pic_memory_operand in memory address fixup.
2511 (CASHMODE): Rename from DCASHMODE.
2512 (doublemodesuffix): Update modes.
2513 (regprefix): New mode attribute.
2515 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2516 <UNSPECV_CMPXCHG>: New constant.
2517 (atomic_compare_and_swap<mode>_1): Rename from
2518 atomic_compare_and_swap_single<mode>. Update calls and
2519 unspec_volatile constants.
2520 (atomic_compare_and_swap<mode>_doubleword): Rename from
2521 atomic_compare_and_swap_double<mode>. Update calls and
2522 unspec_volatile constants.
2524 2012-08-28 Walter Lee <walt@tilera.com>
2526 Backport from mainline
2527 2012-08-28 Walter Lee <walt@tilera.com>
2529 * confg/tilegx/tilegx.md: Fix code style.
2530 (*zero_extendsidi_truncdisi): Fix typo.
2531 * config/tilegx/tilegx.c: Fix code style.
2532 (tilegx_function_profiler): Fix typo.
2534 2012-08-27 Walter Lee <walt@tilera.com>
2536 Backport from mainline
2537 2012-08-27 Walter Lee <walt@tilera.com>
2539 * doc/md.texi (TILE-Gx): Fix typo.
2541 2012-08-27 Walter Lee <walt@tilera.com>
2543 Backport from mainline
2544 2012-08-27 Walter Lee <walt@tilera.com>
2546 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2547 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2549 2012-08-27 Walter Lee <walt@tilera.com>
2551 Backport from mainline
2552 2012-08-27 Walter Lee <walt@tilera.com>
2554 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2555 (insn_bfins): Delete.
2557 2012-08-27 Walter Lee <walt@tilera.com>
2559 Backport from mainline
2560 2012-08-27 Walter Lee <walt@tilera.com>
2562 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2563 atomic_exchange_bare<mode>,
2564 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2565 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2566 * config/tilegx/tilegx.md (type): Add X1_remove.
2567 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2568 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2569 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2572 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2574 PR rtl-optimization/54088
2575 * jump.c (delete_related_insns): Robustify latest change.
2577 2012-08-21 Richard Guenther <rguenther@suse.de>
2579 Backport from mainline
2580 2012-08-16 Richard Guenther <rguenther@suse.de>
2583 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2585 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2586 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2587 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2588 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2589 (tree_ssa_lim_finalize): Free all mem_refs.
2590 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2591 scc when bailing out.
2592 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2593 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2594 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2595 FOR_EACH_LOOP_BREAK.
2597 2012-08-17 Richard Guenther <rguenther@suse.de>
2599 * tree-sra.c (modify_function): Free redirect_callers vector.
2600 * ipa-split.c (split_function): Free args_to_pass vector.
2601 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2603 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2604 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2605 (vect_analyze_slp_instance): Free everything.
2606 (destroy_bb_vec_info): Free the SLP instances.
2608 2012-08-17 Richard Guenther <rguenther@suse.de>
2610 * params.def (integer-share-limit): Decrease from 256 to 251,
2613 2012-08-21 Richard Guenther <rguenther@suse.de>
2615 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2616 the affine expansion cache.
2618 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2620 Backported from trunk
2621 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2624 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2626 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2628 Backport from mainline.
2629 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2632 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2633 mark as predicable. Adjust asm template.
2634 (vec_setv2di_internal): Likewise.
2635 (vec_extract<mode> VD, VQ): Likewise.
2636 (vec_extractv2di): Likewise.
2637 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2638 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2639 (neon_vdup_n<mode> VX, V32): Likewise.
2640 (neon_vdup_nv2di): Likewise.
2642 2012-08-17 Walter Lee <walt@tilera.com>
2644 Backport from mainline
2645 2012-08-17 Walter Lee <walt@tilera.com>
2647 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2648 (FEEDBACK_ENTER): Define.
2649 (FEEDBACK_REENTER): Define.
2650 (FEEDBACK_ENTRY): Define.
2651 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2652 (FEEDBACK_ENTER): Define.
2653 (FEEDBACK_REENTER): Define.
2654 (FEEDBACK_ENTRY): Define.
2656 2012-08-16 Walter Lee <walt@tilera.com>
2658 Backport from mainline
2659 2012-08-16 Walter Lee <walt@tilera.com>
2661 * config.gcc (tilegx-*-linux*): Add feedback.h.
2662 (tilepro-*-linux*): Likewise.
2663 * config/tilegx/feedback.h: New file.
2664 * config/tilepro/feedback.h: New file.
2666 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2668 Backport from mainline r189840 and r187586:
2669 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2671 * config/i386/i386.md (stack_protect_set): Disable the pattern
2672 for Android since Android libc (bionic) does not provide random
2673 value for stack protection guard at gs:0x14. Guard value
2674 will be provided from external symbol (default implementation).
2675 (stack_protect_set_<mode>): Likewise.
2676 (stack_protect_test): Likewise.
2677 (stack_protect_test_<mode>): Likewise.
2678 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2679 not have Bionic by default
2680 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2681 Macro OPTION_BIONIC is defined in this file and provides Bionic
2682 accessibility status
2684 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2686 * configure.ac: Stack protector enabling for Android targets.
2687 * configure: Regenerate.
2689 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2691 Backported from trunk
2692 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2694 PR rtl-optimization/53942
2695 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2696 directly from likely spilled non-fixed hard registers, move them
2699 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2701 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2702 (xop_phaddubq): Ditto.
2704 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2706 Backport from mainline
2707 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2708 Richard Earnshaw <rearnsha@arm.com>
2710 * target.def (vector_alignment): New target hook.
2711 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2712 * doc/tm.texi: Regenerate.
2713 * targhooks.c (default_vector_alignment): New function.
2714 * targhooks.h (default_vector_alignment): Add prototype.
2715 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2716 * config/arm/arm.c (arm_vector_alignment): New function.
2717 (TARGET_VECTOR_ALIGNMENT): Define.
2719 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2720 vector type alignment instead of size.
2721 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2722 element type size directly instead of computing it from alignment.
2723 Fix variable naming and comment.
2725 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2727 Backport from mainline
2728 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2730 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2731 (alpha_pad_function_end): ... this. Also insert NOP between
2732 sibling call and GP load.
2733 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2735 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2737 Backport from mainline
2738 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2739 H.J. Lu <hongjiu.lu@intel.com>
2741 PR rtl-optimization/54157
2742 * combine.c (gen_lowpart_for_combine): Don't return identity
2743 for CONST or symbolic reference.
2745 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2747 Backport from mainline
2748 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2750 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2751 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2752 split_cost argument signed.
2753 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2754 (ix86_avoid_lea_for_addr): Ditto.
2756 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2758 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2759 the address has less than two components.
2761 2012-08-02 Steve Ellcey <sellcey@mips.com>
2763 Backport from mainline
2764 2012-07-19 Steve Ellcey <sellcey@mips.com>
2766 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2769 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2771 Backport from mainline
2772 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2775 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2776 negative constant address for TARGET_X32 ...
2777 (ix86_decompose_address): ... here. Reject constant addresses
2778 that don't satisfy x86_64_immediate_operand predicate.
2780 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2783 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2784 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2785 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2786 addresses. Prevent zero extensions of CONST_INT operands.
2788 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2791 * config/i386/i386.md (*lea): New insn pattern.
2793 (*lea<mode>_2): Ditto.
2794 (*lea_{3,4,5,6}_zext): Ditto.
2795 * config/i386/predicates.md (lea_address_operand): Do not reject
2796 zero-extended address operands.
2797 * config/i386/constraints.md (j): Remove address constraint.
2798 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2800 (ix86_print_operand_address): Handle SImode subreg of an address.
2801 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2803 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2805 Backport from mainline
2806 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2809 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2810 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2812 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2813 (*movdi_internal_rex64): Use %E operand modifier for lea.
2814 (*movsi_internal): Ditto.
2816 (*lea<mode>_2): Ditto.
2817 (*lea_{3,4,5,6}_zext): Ditto.
2818 (*tls_global_dynamic_32_gnu): Ditto.
2819 (*tls_global_dynamic_64): Ditto.
2820 (*tls_dynamic_gnu2_lea_32): Ditto.
2821 (*tls_dynamic_gnu2_lea_64): Ditto.
2822 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2824 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2826 Backport from mainline
2827 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2829 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2831 (ix86_print_operand_address): Assert that parts.base and parts.index
2832 are non-NULL after call to simplify_subreg.
2834 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2837 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2839 * config/sh/sh.c (sh_option_override): Do not change
2840 flag_finite_math_only. Set TARGET_IEEE to complement of
2841 flag_finite_math_only.
2842 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2843 description of mieee and mno-ieee behavior.
2845 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2848 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2849 (_lzcnt_u64): Ditto.
2851 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2853 Backport from mainline
2854 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2856 PR rtl-optimization/52250
2857 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2858 to put note list into. Unconditionally call move_bb_info.
2859 (move_bb_info): Do not assert the blocks being in the same region,
2860 just drop the note list if they are not.
2862 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2864 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2866 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2868 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2869 defining statement is a SSA name that occurs in abnormal PHIs.
2871 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2873 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2876 2012-07-19 Richard Guenther <rguenther@suse.de>
2877 Eric Botcazou <ebotcazou@adacore.com>
2879 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2880 about transition from invariant to known bits.
2881 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2883 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2886 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2887 (cleanup_tree_cfg_bb): Don't call it.
2888 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2891 2012-07-19 Christian Bruel <christian.bruel@st.com>
2894 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2896 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2898 * config.gcc (v850-*-rtems*): New target.
2899 * config/v850/rtems.h: New.
2900 * config/v850/t-rtems: New.
2902 2012-07-18 Nick Clifton <nickc@redhat.com>
2904 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2906 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2910 Backport from mainline
2911 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2914 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2915 instead expand it as zero extension.
2917 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2919 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2920 QImode and HImode splitters. Use ix86_comparison_operator.
2921 Explicitly match FLAGS_REG.
2922 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2924 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2925 Steven Bosscher <steven@gcc.gnu.org>
2926 Bernd Schmidt <bernds@codesourcery.com>
2928 PR rtl-optimization/53908
2929 * df-problems.c (can_move_insns_across): When doing
2930 memory-reference book-keeping, handle call insns.
2932 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2934 Backport from mainline
2935 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2938 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2939 sibcall_insn_operand. Move it to a temporary register if not.
2941 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2944 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2945 emit PIC sequence for fnaddr symbol reference in advance.
2947 2012-07-09 Jason Merrill <jason@redhat.com>
2950 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2951 (type_hash_eq): Likewise.
2954 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2956 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2958 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2959 due to negative shift amount.
2961 2012-07-06 Kai Tietz <ktietz@redhat.com>
2963 Backport from mainline.
2965 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2966 as "/mingw/include".
2968 2012-07-06 Nick Clifton <nickc@redhat.com>
2970 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2971 default_encode_section_info.
2973 2012-07-06 Richard Guenther <rguenther@suse.de>
2975 Backport from mainline
2976 2012-03-30 Richard Guenther <rguenther@suse.de>
2979 * double-int.c (rshift_double): Remove not needed cast.
2981 2012-03-28 Richard Guenther <rguenther@suse.de>
2984 * double-int.h (rshift_double): Remove.
2985 * double-int.c (lshift_double): Use absu_hwi to make count
2987 (rshift_double): Make static, take unsigned count argument,
2988 remove handling of negative count argument.
2989 (double_int_rshift): Dispatch to lshift_double.
2991 2012-07-06 Richard Guenther <rguenther@suse.de>
2993 Backport from mainline
2994 2012-06-18 Richard Guenther <rguenther@suse.de>
2996 PR tree-optimization/53693
2997 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2998 Reject operands with more than one use.
3000 2012-07-06 Richard Guenther <rguenther@suse.de>
3002 Backport from mainline
3003 2012-04-11 Richard Guenther <rguenther@suse.de>
3006 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3007 consider loop nesting.
3008 (evolution_function_is_univariate_p): Properly check the remainder
3011 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3013 Backport from mainline
3014 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3016 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3017 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3018 (adjacent_mem_locations): Move some code to and call...
3019 (get_memref_parts): ...new function.
3020 (mem_locations_overlap): New function.
3021 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3022 (is_mem_ref): Rename to...
3023 (find_mem_ref): ...this. Return MEM rtx.
3024 (get_store_dest): Remove function.
3025 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3026 new parameter and adjust calls.
3027 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3028 mem refs overlap for true_store_to_load_dep_costly.
3029 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3030 passed to adjacent_mem_locations.
3031 (is_costly_group): Walk resolved dependency list.
3032 (force_new_group): Emit group ending nop for Power6/Power7.
3033 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3034 (group_ending_nop): New define_insn.
3036 2012-07-04 Richard Guenther <rguenther@suse.de>
3039 * gimple-fold.c (get_base_constructor): Do not return an
3040 error_mark_node DECL_INITIAL.
3042 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3044 Backport from mainline
3045 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3047 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3048 code model string in the error message.
3050 2012-07-04 Tristan Gingold <gingold@adacore.com>
3052 Backport from mainline.
3053 2012-06-25 Tristan Gingold <gingold@adacore.com>
3055 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3056 (seh_cfa_adjust_cfa): ... that function.
3057 (seh_emit_stackalloc): Do not emit out of range values.
3058 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3059 UNSPEC_DEF_CFA constants.
3060 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3061 * config/i386/i386.c (ix86_frame_pointer_required): Required
3062 for very large frames on SEH target.
3063 (ix86_compute_frame_layout): Save area is before frame pointer
3064 on SEH target. Handle very large frames.
3065 (ix86_expand_prologue): Likewise.
3067 2012-07-04 Richard Guenther <rguenther@suse.de>
3069 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3070 as in free_lang_data_in_type.
3072 2012-07-02 Martin Jambor <mjambor@suse.cz>
3074 Backport from mainline.
3075 2012-07-02 Martin Jambor <mjambor@suse.cz>
3078 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3079 dynamic type change check.
3081 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3083 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3084 last statement of the finally block onto the switch.
3086 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3088 * configure: Regenerate.
3090 Backport from mainline.
3091 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3093 * config.gcc (target_type_format_char): New. Document it. Set it for
3095 * configure.ac (gnu_unique_option): Use target_type_format_char
3096 in test. Comment rationale.
3098 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3100 Backport from mainline.
3101 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3103 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3105 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3107 Backport from 2012-06-28 mainline r189049
3110 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3111 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3112 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3113 avr_hard_regno_call_part_clobbered.
3115 2012-06-28 Richard Guenther <rguenther@suse.de>
3118 * expr.c (expand_expr_real_1): Verify if the type is complete
3119 before inspecting its size.
3121 2012-06-27 Nick Clifton <nickc@redhat.com>
3123 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3126 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3129 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3131 2012-06-26 Nick Clifton <nickc@redhat.com>
3133 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3135 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3138 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3139 of x x x in the vmovlps load alternative.
3141 2012-06-22 Richard Guenther <rguenther@suse.de>
3143 * gcov-iov.c: Include bconfig.h and system.h.
3145 2012-06-22 Richard Guenther <rguenther@suse.de>
3147 PR gcov-profile/53744
3148 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3150 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3152 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3153 DECL_IGNORED_P non-reg vars even if they are used.
3155 2012-06-19 Jason Merrill <jason@redhat.com>
3158 * dwarf2out.c (modified_type_die): Use scope_die_for.
3159 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3160 (uses_local_type_r, uses_local_type): New.
3161 (scope_die_for): Keep a type that uses a local type in local scope.
3162 Use get_context_die for namespace and type scope.
3164 2012-06-19 Richard Guenther <rguenther@suse.de>
3167 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3168 replace it with the first non-BLOCK context.
3170 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3172 PR rtl-optimization/53700
3174 Backport from mainline
3175 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3177 * ira-color.c (setup_left_conflict_sizes_p): Process all
3178 conflicting objects.
3180 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3182 Backport from mainline
3183 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3186 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3187 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3188 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3189 instead of xop_mulv2div2di3_low.
3190 (xop_p<macs>dql): Fix vec_select selector.
3191 (xop_p<macs>dqh): Ditto.
3192 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3193 (xop_mulv2div2di3_high): Ditto.
3195 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3197 Backport from mainline:
3198 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3200 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3202 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3204 Backport from mainline:
3205 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3207 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3208 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3209 MAX_PCREL17F_OFFSET instead of fixed offset.
3210 (pa_attr_length_call): Likewise.
3211 (pa_attr_length_indirect_call): Likewise.
3213 2012-06-15 Walter Lee <walt@tilera.com>
3215 Backport from mainline:
3216 2012-06-15 Walter Lee <walt@tilera.com>
3218 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3220 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3222 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3224 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3226 Backport from mainline:
3228 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3229 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3230 * gimple.h (block_in_transaction): Check for flag_tm.
3232 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3234 PR tree-optimization/52558
3236 Backport from mainline:
3237 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3238 * gimple.h (gimple_set_in_transaction): Remove.
3239 (gimple_in_transaction): Look in BB instead.
3240 (gimple_statement_base): Remove in_transaction field.
3241 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3242 * trans-mem.c (compute_transaction_bits): Place transaction bit
3243 information into basic blocks.
3245 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3247 PR tree-optimization/52558
3248 * cfg.c (alloc_aux_for_edge): Fix comment.
3249 (alloc_aux_for_edge): Remove static.
3250 * basic-block.h (alloc_aux_for_edge): Protoize.
3251 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3252 (execute_sm_if_changed_flag): New.
3253 (execute_sm_if_changed_flag_set): New.
3254 (execute_sm): Do not generate data races unless requested.
3255 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3256 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3257 * gimple.h (block_in_transaction): New.
3258 (gimple_in_transaction): Use block_in_transaction.
3260 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3262 Backported from mainline
3263 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3265 PR rtl-optimization/53589
3266 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3267 discovery even when e->dest != target. If any LABEL_REF points
3268 to e->dest label, redirect it to target's label.
3270 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3273 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3274 returns false, replace stmt with GIMPLE_NOP.
3275 (check_omp_nesting_restrictions): Instead of issuing warnings,
3276 issue errors and return false if any errors were reported.
3278 2012-06-14 Richard Guenther <rguenther@suse.de>
3280 * BASE-VER: Set to 4.7.2.
3281 * DEV-PHASE: Set to prerelease.
3283 2012-06-12 Christian Bruel <christian.bruel@st.com>
3286 * config/sh/sh.c (sh_option_override): Don't force
3287 flag_omit_frame_pointer and maccumulate_outgoing_args.
3288 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3290 2012-06-14 Release Manager
3292 * GCC 4.7.1 released.
3294 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3296 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3298 2012-06-13 Richard Henderson <rth@redhat.com>
3300 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3301 iterator instead of INT.
3303 2012-06-08 Richard Henderson <rth@redhat.com>
3306 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3307 note to a clobber insn when no other insn is available.
3309 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3312 * doc/invoke.texi (Wenum-compare): Update documentation.
3314 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3317 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3319 (altivec_stvlxl): Ditto.
3320 (altivec_stvrx): Ditto.
3321 (altivec_stvrxl): Ditto.
3323 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3326 * trans-mem.c (expand_block_edges): Do not skip the first
3327 statement when resetting the BB.
3329 2012-06-04 Richard Guenther <rguenther@suse.de>
3332 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3333 create new assembler names.
3335 2012-06-04 Richard Guenther <rguenther@suse.de>
3337 Backport from mainline
3338 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3341 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3342 larger than maxbits. Don't compute maxbits modulo align.
3343 Also check that unit bytes long store at bitpos / unit * unit
3344 doesn't affect bits beyond bitregion_end.
3345 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3346 would not fit into bitregion_start ... bitregion_end + 1 bit
3348 (store_split_bit_field): Decrease unit close to end of bitregion_end
3349 if access is restricted in order to avoid mutual recursion.
3351 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3353 Backport from 2012-06-04 mainline r188172
3356 * config/avr/avr-stdint.h: New file.
3357 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3360 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3362 PR tree-optimization/53550
3363 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3364 is POINTER_TYPE_P, use sizetype as step type instead of type.
3366 2012-06-04 Richard Guenther <rguenther@suse.de>
3367 Eric Botcazou <ebotcazou@adacore.com>
3369 Backport from mainline
3370 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3372 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3373 Change type of BITOFFSET to signed. Make sure the lower bound of
3374 the computed range is non-negative by adjusting OFFSET and BITPOS.
3375 (expand_assignment): Adjust call to get_bit_range.
3377 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3379 * expr.c (get_bit_range): Return the null range if the enclosing record
3380 is part of a larger bit field.
3382 2012-03-20 Richard Guenther <rguenther@suse.de>
3384 * stor-layout.c (finish_bitfield_representative): Fallback
3385 to conservative maximum size if the padding up to the next
3386 field cannot be computed as a constant.
3387 (finish_bitfield_layout): If we cannot compute the distance
3388 between the start of the bitfield representative and the
3389 bitfield member start a new representative.
3390 * expr.c (get_bit_range): The distance between the start of
3391 the bitfield representative and the bitfield member is zero
3392 if the field offsets are not constants.
3394 2012-03-16 Richard Guenther <rguenther@suse.de>
3396 * stor-layout.c (finish_bitfield_representative): Fall back
3397 to the conservative maximum size if we cannot compute the
3398 size of the tail padding.
3400 2012-03-14 Richard Guenther <rguenther@suse.de>
3402 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3403 * stor-layout.c (start_bitfield_representative): New function.
3404 (finish_bitfield_representative): Likewise.
3405 (finish_bitfield_layout): Likewise.
3406 (finish_record_layout): Call finish_bitfield_layout.
3407 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3408 for QUAL_UNION_TYPE fields.
3409 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3410 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3411 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3416 * expr.c (get_bit_range): Unconditionally extract bitrange
3417 from DECL_BIT_FIELD_REPRESENTATIVE.
3418 (expand_assignment): Adjust call to get_bit_range.
3420 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3423 * fold-const.c (fold_binary_loc): Refine previous change.
3425 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3427 Backport from mainline
3428 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3431 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3432 avoid going above orig insn. Update comments.
3434 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3436 Backport from mainline
3437 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3440 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3441 prologue for unwinder and profiler.
3443 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3445 Backport from mainline
3446 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3448 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3450 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3452 Backport from mainline
3453 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3455 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3456 DBX_REGISTER_NUMBER.
3458 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3460 Backport from mainline
3461 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3463 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3464 operand is CONST_INT. Take COSTS_N_INSNS into account.
3465 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3468 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3470 * config/avr/avr.opt (-msp8): Document it.
3471 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3473 2012-05-31 Richard Guenther <rguenther@suse.de>
3476 * expr.c (expand_assignment): Do not use movmisalign on
3479 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3482 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3483 (pa_section_type_flags): New.
3484 (pa_legitimate_constant_p): Revert previous change.
3486 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3488 Backport from mainline
3489 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3492 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3493 accessed indirectly.
3494 (ipa_tm_create_version): Same.
3496 2012-05-30 Jason Merrill <jason@redhat.com>
3499 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3500 about array compound literals.
3502 2012-05-30 Richard Guenther <rguenther@suse.de>
3505 * fold-const.c (fold_binary_loc): Make sure to call
3506 fold_plusminus_mult_expr with the original sign of operands.
3508 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3510 * explow.c (probe_stack_range): Restore simple control flow and stop
3511 again when the probe cannot be generated if HAVE_check_stack.
3513 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3515 PR rtl-optimization/53519
3516 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3517 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3519 2012-05-29 Richard Guenther <rguenther@suse.de>
3521 PR tree-optimization/53516
3522 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3524 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3526 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3528 Backport from mainline
3529 2012-05-28 Richard Guenther <rguenther@suse.de>
3531 PR tree-optimization/53438
3532 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3534 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3536 Backport from mainline
3537 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3539 PR rtl-optimization/52528
3540 * combine.c (can_combine_p): Add setting of subst_low_luid
3541 before call to expand_field_assignment().
3543 2012-05-26 Martin Jambor <mjambor@suse.cz>
3545 Backport from mainline
3546 2012-05-23 Martin Jambor <mjambor@suse.cz>
3548 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3550 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3553 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3554 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3556 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3559 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3560 (ix86_expand_vec_perm): Use int mode instead of float.
3562 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3565 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3566 gnu_ld variables to yes.
3567 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3568 (HAVE_GNU_AS): Likewise.
3569 * config.in: Regenerate.
3570 * configure: Likewise.
3572 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3574 Backport from mainline
3575 2012-03-12 Richard Guenther <rguenther@suse.de>
3576 * config/arm/arm.c (neon_dereference_pointer): Do not call
3577 covert during RTL expansion.
3579 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3581 Backport from mainline
3582 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3585 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3586 relied on signed overflow behavior.
3588 2012-05-24 Richard Guenther <rguenther@suse.de>
3591 * tree-profile.c (tree_profiling): Cleanup the CFG if
3592 execute_fixup_cfg requests it.
3594 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3596 PR tree-optimization/53465
3597 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3598 vr0 into *vr, then vrp_meet that.
3599 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3600 have any equivalences.
3601 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3604 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3606 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3608 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3609 (iterative_hash_gimple_type): Adjust comment.
3610 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3611 domain for an array type instead of the domain type itself.
3613 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3615 Backport from 2012-05-23 mainline r187803
3618 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3619 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3622 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3624 Backport from 2012-05-03 mainline r187075
3626 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3627 has_fma4 for AMD processors with both fma3 and fma4 support.
3629 2012-05-22 Richard Guenther <rguenther@suse.de>
3631 PR tree-optimization/53408
3632 * tree-vect-loop.c (vectorizable_induction): Properly check
3633 the restriction that we cannot handle induction results from
3634 the inner loop outside of the outer loop.
3636 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3638 PR tree-optimization/53436
3639 * omp-low.c (omp_build_component_ref): New function.
3640 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3642 PR tree-optimization/53366
3643 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3644 tests if complex_numbers == 2, but there are non-complex number loads
3647 PR tree-optimization/53409
3648 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3649 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3651 PR tree-optimization/53410
3652 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3653 instead of build_int_cst (type, 0) where vector types might be
3656 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3659 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3660 from folded operands before wrapping another around the
3661 conditional expression.
3663 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3664 Patrick Marlier <patrick.marlier@gmail.com>
3666 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3669 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3671 Backport from mainline
3672 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3675 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3676 (UNSPECV_RDRAND): This.
3677 (rdrand<mode>_1): Updated.
3679 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3681 Backport from mainline
3682 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3684 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3685 RDRND, F16C and FSGSBASE.
3687 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3689 Backport from mainline
3690 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3692 * tree-ssa-pre.c (can_value_number_call): Delete.
3693 (compute_avail): Skip all statements with side effects.
3694 <GIMPLE_CALL>: Skip calls to internal functions.
3696 2012-05-18 David S. Miller <davem@davemloft.net>
3698 Backport r185385 from mainline
3699 2012-03-14 Richard Guenther <rguenther@suse.de>
3702 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3703 element type instead of mode, use build_vector_type_for_mode
3704 instead of the langhook, build a vector of proper signedness.
3705 (expand_vector_operations_1): Adjust.
3707 2012-05-18 Olivier Hainque <hainque@adacore.com>
3709 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3710 $(libsubdir) as libexecsubdir.
3712 2012-05-16 Andrew Pinski <apinski@cavium.com>
3714 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3717 2012-05-16 David S. Miller <davem@davemloft.net>
3719 * jump.c (delete_related_insns): If we remove a CALL, make sure
3720 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3722 2012-05-16 Richard Henderson <rth@redhat.com>
3725 * combine-stack-adj.c (prev_active_insn_bb): New.
3726 (next_active_insn_bb): New.
3727 (force_move_args_size_note): New.
3728 (combine_stack_adjustments_for_block): Use it.
3730 2012-05-16 Olivier Hainque <hainque@adacore.com>
3732 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3733 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3734 Add comments and improve stamp preservation across the whole sequence.
3735 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3737 2012-05-16 Richard Guenther <rguenther@suse.de>
3739 PR tree-optimization/53364
3740 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3741 detect a view-conversion of the decl.
3743 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3746 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3747 that operands[2] is either immediate, or q_regs_operand.
3749 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3751 Backport r187139 from mainline.
3752 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3754 PR rtl-optimization/52804
3755 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3756 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3757 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3758 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3759 RELOAD_FOR_OUTADDR_ADDRESS.
3761 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3764 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3765 generate target register for "load" class builtins.
3768 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3771 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3772 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3773 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3774 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3775 (<sse>_movu<ssemodesuffix>): New expander.
3776 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3777 (avx_movdqu<avxmodesuffix>): New expander.
3778 (*sse2_movdqu): Rename from sse2_movdqu.
3779 (sse2_movdqu): New expander.
3781 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3783 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3784 lineno 1 the same as lineno 0 before first start file directive.
3785 (optimize_macinfo_range): Likewise.
3787 * dwarf2out.c (have_macinfo): Define.
3788 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3789 attribute, don't force empty compilation unit and don't emit any
3790 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3792 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3794 Backport from mainline
3795 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3797 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3798 ORDERED and UNORDERED conditions.
3800 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3802 * function.c (requires_stack_frame_p): If the function can throw
3803 non-call exceptions, return true if the insn can throw internally.
3805 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3807 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3808 DECL_ORIGINAL_TYPE if it is present.
3810 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3812 Backport from 2012-05-12 mainline r187342.
3815 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3816 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3817 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3818 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3819 (expand_prologue): Move initialization of cfun->machine->is_naked,
3820 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3821 (avr_set_current_function): ...this new static function.
3822 (TARGET_SET_CURRENT_FUNCTION): New define.
3823 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3824 checking attributes of current_function_decl.
3825 (avr_regs_to_save): Ditto.
3826 (signal_function_p): Rename to avr_signal_function_p.
3827 (interrupt_function_p): Rename to avr_interrupt_function_p.
3829 * doc/extend.texi (Function Attributes): Better explanation of
3830 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3833 2012-05-09 Matthias Klose <doko@ubuntu.com>
3835 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3837 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3840 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3841 when a constant source operand matches an "I" constraint, the "no
3842 CC0 change" applies to a register-destination only, not a
3843 strict_low_part-destination.
3845 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3847 Backport from mainline:
3848 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3850 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3852 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3854 PR tree-optimization/53239
3855 * tree-vrp.c (get_value_range): Set VR of
3856 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3859 2012-05-07 Richard Guenther <rguenther@suse.de>
3861 PR tree-optimization/53195
3862 * tree-inline.c (setup_one_parameter): Properly add referenced
3863 vars from the parameters new known value.
3865 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3867 Backport from mainline:
3868 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3871 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3874 2012-05-04 Ian Lance Taylor <iant@google.com>
3876 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3877 values from false to NULL.
3879 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3881 Backport from mainline
3882 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3885 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3886 (TARGET_CMOV): Rename from TARGET_CMOVE.
3887 (TARGET_CMOVE): New define.
3888 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3889 Do not set TARGET_CMOVE here.
3891 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3893 Backport from mainline:
3895 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3897 PR tree-optimization/52633
3898 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3899 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3900 (vect_recog_over_widening_pattern): Remove handling of code that was
3901 already detected as over-widening pattern. Remove special handling
3902 of "unsigned" cases. Instead, support general case of conversion
3903 of the shift result to another type.
3905 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3907 * tree-vect-patterns.c (vect_single_imm_use): New function.
3908 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3909 (vect_recog_over_widening_pattern): Likewise.
3910 (vect_recog_widen_shift_pattern): Likewise.
3912 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3914 PR tree-optimization/52870
3915 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3916 presumed pattern statement is within the same loop or basic block.
3918 2012-05-04 Richard Guenther <rguenther@suse.de>
3920 * common.opt (flto-report): Do not mark as Optimization.
3922 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3925 * recog.c (constrain_operands): If extra constraints are present, also
3926 accept pseudo-registers with equivalent memory locations during reload.
3928 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3930 Backport from the mainline
3931 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3934 * config/rs6000/rs6000.md (bswapdi splitters): If
3935 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3936 default) is used, generate an alternate sequence that does not
3937 depend on using indexed addressing.
3939 2012-05-03 David S. Miller <davem@davemloft.net>
3942 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3943 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3944 (sparc_emit_float_lib_cmp): Likewise.
3946 2012-05-04 Martin Jambor <mjambor@suse.cz>
3948 Backport from mainline
3949 2012-05-02 Martin Jambor <mjambor@suse.cz>
3952 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3953 of a variable when the contect is a function.
3955 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3958 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3959 append program name to it and pass that as first argument
3960 to make_relative_prefix. Always pass standard_libexec_prefix
3961 as last argument to make_relative_prefix. If
3962 make_relative_prefix returns NULL, fall back to
3963 standard_libexec_prefix.
3966 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3970 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3971 mode, return that mode.
3973 2012-05-03 Richard Guenther <rguenther@suse.de>
3975 PR tree-optimization/53144
3976 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3978 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3979 with SSA name values.
3980 (vn_reference_lookup_3): Adjust callers.
3982 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3984 PR tree-optimization/53163
3985 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3986 return value from compute_all_dependences.
3988 PR rtl-optimization/53160
3989 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3990 has been modified by ree pass already.
3992 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3994 Backport from mainline
3995 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3998 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3999 calls to cgraph_node_name in xstrdup.
4000 (ipa_make_edge_direct_to_target): Ditto.
4001 * tree-sra.c (convert_callers_for_node): Ditto.
4002 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4003 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4004 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4005 (cgraph_materialize_all_clones): Ditto.
4006 * ipa-inline.c (report_inline_failed_reason): Ditto.
4007 (want_early_inline_function_p): Ditto.
4008 (edge_badness): Ditto.
4009 (update_edge_key): Ditto.
4010 (flatten_function): Ditto.
4011 (ipa_inline): Ditto.
4012 (inline_always_inline_functions): Ditto.
4013 (early_inline_small_functions): Ditto.
4015 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4017 Backport from mainline
4018 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4020 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4021 Introduce emul_name to select the right linker emulation for
4022 powerpc64-*-freebsd*.
4023 * configure: Regenerate.
4024 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4025 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4026 * config/rs6000/freebsd64.h: New file.
4027 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4029 (rs6000_savres_strategy): Likewise.
4030 (rs6000_savres_routine_name): Likewise.
4031 (rs6000_elf_file_end): Likewise.
4032 * config/rs6000/t-freebsd64: New file.
4033 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4034 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4036 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4038 Backport from mainline
4039 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4042 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4044 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4046 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4047 predicate to discriminate types.
4049 2012-04-27 Richard Guenther <rguenther@suse.de>
4052 * convert.c (convert_to_integer): Avoid infinite recursion for
4053 target-defined built-in types.
4055 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4058 * config/cris/cris.md ("*andhi_lowpart_v32")
4059 ("*andqi_lowpart_v32"): Change first input-only operand from
4060 a (match_operand ...) to (match_dup 0). Drop alternatives with
4061 const_int-matching constraints for redundancy.
4062 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4063 three-operand alternative.
4065 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4067 Backport from mainline
4068 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4070 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4071 (*addsi_2_zext): Ditto.
4072 (*add<mode>_3): Ditto.
4073 (*addsi_3_zext): Ditto.
4074 (*add<mode>_5): Ditto.
4076 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4079 * c-typeck.c (set_nonincremental_init,
4080 set_nonincremental_init_from_string): Pass true instead of false
4081 as IMPLICIT to add_pending_init.
4083 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4085 Backport from 2012-04-24 mainline r186768.
4088 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4090 2012-04-24 Richard Guenther <rguenther@suse.de>
4092 PR tree-optimization/53085
4093 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4096 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4099 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4101 (output_addressed_constants): Likewise.
4104 * varasm.c (get_section): Don't ICE for section conflicts with
4105 built-in section kinds.
4107 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4109 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4111 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4113 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4115 2012-04-23 Richard Guenther <rguenther@suse.de>
4118 * c-typeck.c (build_binary_op): Fix typo.
4120 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4122 PR tree-optimizations/52891
4123 * tree-vect-patterns.c (adjust_bool_pattern): Use
4124 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4125 but with non-standard precision.
4127 2012-04-22 Ian Lance Taylor <iant@google.com>
4129 * godump.c (go_output_typedef): Dump size of structs.
4131 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4133 Backport from mainline:
4135 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4136 hints for 'A' operand types.
4138 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4140 Backport from 2012-04-19 mainline r186588.
4143 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4144 the case *(X+const).
4146 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4148 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4150 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4153 * config/i386/sync.md (atomic_<code><mode>): Rename to
4154 atomic_<logic><mode>.
4156 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4158 Backport from mainline
4159 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4162 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4163 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4164 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4165 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4166 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4167 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4168 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4169 gen_avx2_permvarv8sf.
4171 2012-04-16 Martin Jambor <mjambor@suse.cz>
4173 Backported from mainline
4175 2012-04-13 Martin Jambor <mjambor@suse.cz>
4178 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4179 fold_ctor_reference returns a zero constant.
4181 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4183 Backported from mainline
4184 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4186 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4187 and __ILP32__ for x32.
4189 2012-04-13 Tom de Vries <tom@codesourcery.com>
4191 Backport from mainline r186418.
4193 2012-04-13 Tom de Vries <tom@codesourcery.com>
4195 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4196 parameters vuse and vuse_escaped.
4197 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4198 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4201 2012-04-13 Richard Guenther <rguenther@suse.de>
4203 PR tree-optimization/52969
4204 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4205 the condition for the COND_EXPR and handle predicate negation
4206 by swapping the COND_EXPR arms.
4208 2012-04-13 Richard Guenther <rguenther@suse.de>
4211 * convert.c (convert_to_pointer): Remove special-casing of
4214 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4216 Backport from mainline
4217 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4220 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4221 the list of options to enable the FCFID instruction.
4222 (TARGET_EXTRA_BUILTINS): Adjust comment.
4224 2012-04-12 Richard Guenther <rguenther@suse.de>
4226 PR tree-optimization/52943
4227 * tree-chrec.h (chrec_is_positive): Remove.
4228 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4229 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4230 Return false for a constant zero instead of negative.
4231 (analyze_siv_subscript_cst_affine): Handle zero difference
4232 in the initial condition explicitely.
4234 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4237 * varasm.c (process_pending_assemble_externals): Set
4238 pending_assemble_externals_processed true.
4239 (assemble_external): Call assemble_external_real if the pending
4240 assemble externals have been processed.
4242 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4245 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4246 the DECL generated for the special GOT helper.
4248 2012-04-06 Walter Lee <walt@tilera.com>
4250 Backport from mainline
4251 2012-03-07 Walter Lee <walt@tilera.com>
4253 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4254 REG_CFA_* notes for the stack pointer.
4255 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4256 EH_RETURN_STACKADJ_RTX.
4257 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4258 generate REG_CFA_* notes for the stack pointer.
4259 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4260 by EH_RETURN_STACKADJ_RTX.
4262 2012-04-06 Matt Turner <mattst88@gmail.com>
4264 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4266 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4268 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4269 of the destination isn't also a FP_REGS register.
4271 2012-04-03 Richard Guenther <rguenther@suse.de>
4273 Backport from mainline
4274 2012-03-02 Richard Guenther <rguenther@suse.de>
4276 PR tree-optimization/52406
4277 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4278 (struct indices): Add unconstrained_base member.
4279 (struct dr_alias): Remove unused vops member.
4280 (DR_UNCONSTRAINED_BASE): New define.
4281 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4282 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4283 be an artificial access that covers the whole indexed object,
4284 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4285 plain decl base-objects to their MEM_REF variant.
4286 (dr_may_alias_p): When the base-object of either data reference
4287 has unknown size use only points-to information.
4288 (compute_affine_dependence): Make dumps easier to read and
4290 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4291 DR_REF when looking for packed references.
4292 (vect_supportable_dr_alignment): Likewise.
4294 2012-04-03 Richard Guenther <rguenther@suse.de>
4296 Backport from mainline
4297 2012-03-15 Richard Guenther <rguenther@suse.de>
4300 * tree-data-ref.c (subscript_dependence_tester_1): Check
4301 all dimensions for non-conflicting access functions.
4303 2012-04-03 Richard Guenther <rguenther@suse.de>
4305 Backport from mainline
4306 2012-03-06 Richard Guenther <rguenther@suse.de>
4309 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4311 2012-03-23 Richard Guenther <rguenther@suse.de>
4313 PR tree-optimization/52678
4314 * tree-vectorizer.h (struct _stmt_vec_info): Add
4315 loop_phi_evolution_part member.
4316 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4317 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4318 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4319 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4320 Use the cached evolution part and the PHI nodes value from
4321 the loop preheader edge instead of re-analyzing the evolution.
4323 2012-03-26 Richard Guenther <rguenther@suse.de>
4325 PR tree-optimization/52701
4326 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4327 compute and set the evolution part of PHI nodes.
4329 2012-03-30 Richard Guenther <rguenther@suse.de>
4331 PR tree-optimization/52754
4332 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4333 propagate arbitrary addresses into really plain dereferences.
4335 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4337 PR tree-optimization/52835
4338 * tree-data-ref.c (build_rdg): Return NULL if
4339 compute_data_dependences_for_loop failed.
4341 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4343 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4344 (stmt_can_make_abnormal_goto): Use it.
4345 (is_ctrl_altering_stmt): Likewise.
4347 2012-03-31 Martin Jambor <mjambor@suse.cz>
4349 Backported from mainline
4350 2012-03-30 Martin Jambor <mjambor@suse.cz>
4352 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4353 is a builtin_stack_save in a dominating BB.
4355 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4357 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4358 crossing 128bit lane boundary.
4360 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4362 Backported from mainline
4363 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4366 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4368 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4369 * config/i386/i386.c: Include reload.h.
4370 (ix86_legitimize_reload_address): New function.
4372 2012-03-28 Martin Jambor <mjambor@suse.cz>
4374 Backported from mainline
4375 2012-03-27 Martin Jambor <mjambor@suse.cz>
4378 * tree-sra.c (sra_modify_assign): Do not call
4379 load_assign_lhs_subreplacements when working with an unscalarizable
4382 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4385 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4386 __builtin_va_start to __builtin_next_arg if the latter is
4387 builtin_decl_explicit_p rather than when it is not.
4390 * tree-vect-generic.c (vector_element): Perform multiplication
4391 for pos in bitsizetype type instead of idx type.
4393 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4395 Backport from 2012-03-28 mainline r185910.
4398 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4399 (avr_builtin_decl): New static function.
4400 (struct avr_builtin_description, avr_bdesc): Move up.
4401 Add GTY marker. Add field fndecl. Remove redundant field id.
4402 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4403 (avr_expand_builtin): Code cleanup because .id is removed.
4405 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4408 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4411 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4413 Backport from 2012-03-28 mainline r185907.
4416 * config.gcc (tm_file): Remove avr/multilib.h.
4418 * doc/invoke.texi (AVR Options): Adjust
4419 documentation of -mtiny-stack.
4421 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4422 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4423 * config/avr/t-avr: Remove generation of multilib.h.
4424 * config/avr/t-multilib: Regenerate.
4425 * config/avr/multilib.h: Remove.
4426 * config/avr/avr.opt (-msp8): New option.
4427 (avr_sp8): New variable.
4428 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4429 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4430 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4431 (avr_device_to_sp8): New prototype.
4432 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4433 (DRIVER_SELF_SPECS): New define.
4434 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4435 __AVR_SP8__, __AVR_HAVE_SPH__.
4436 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4437 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4438 (avr_file_start): Ditto.
4440 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4443 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4444 instead of 8 in adjust_address.
4446 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4448 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4449 of a unit before computing the offset in units.
4451 2012-03-27 Richard Guenther <rguenther@suse.de>
4454 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4457 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4460 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4462 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4465 * varasm.c: Include pointer-set.h.
4466 (pending_assemble_externals_set): New pointer set.
4467 (process_pending_assemble_externals): Destroy the pointer set.
4468 (assemble_external): See if decl is in pending_assemble_externals_set,
4469 and add it to pending_assemble_externals if necessary.
4470 (init_varasm_once): Allocate pending_assemble_externals_set.
4472 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4474 Backported from mainline
4475 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4478 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4479 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4480 (vector_ltgt<mode>): Likewise.
4481 (vector_ordered<mode>): Likewise.
4482 (vector_unordered<mode>): Likewise.
4483 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4485 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4487 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4490 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4492 Backported from mainline
4493 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4497 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4498 GENERAL_REGS and FP_REGS for SImode.
4500 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4503 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4504 on any new_local_var_chain vars declared during recursing on
4505 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4507 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4509 Backport from 2012-03-22 mainline r185692.
4512 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4513 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4514 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4515 (delay_cycles_1, delay_cycles_2): Ditto.
4516 (delay_cycles_3, delay_cycles_4): Ditto.
4517 (nopv, *nopv): Ditto.
4518 (sleep, *sleep): Ditto.
4521 Backport from 2012-03-21 mainline r185605.
4523 PR rtl-optimization/52543
4525 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4526 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4527 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4528 (avr_load_libgcc_p): Restrict to __flash loads.
4529 (avr_out_lpm): Only handle 1-byte loads from __flash.
4530 (avr_load_lpm): New function.
4531 (avr_find_unused_d_reg): Remove.
4532 (avr_out_lpm_no_lpmx): Remove.
4533 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4534 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4535 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4536 (load_<mode>, load_<mode>_clobber): New insns.
4537 (mov<mode>): For multi-byte move from non-generic
4538 16-bit address spaces: Expand to load_<mode> resp.
4539 load_<mode>_clobber.
4540 (load<mode>_libgcc): Remove expander.
4541 (split-lpmx): Remove split.
4543 Backport from 2012-03-13 mainline r185329.
4546 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4547 offset (size) to a value the insns can deal with.
4548 (expand_epilogue): Ditto.
4550 Backport from 2012-03-12 mainline r185256.
4553 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4554 type from reg_class_t to enum reg_class.
4555 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4557 Backport from 2012-03-12 mainline r185253.
4560 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4561 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4562 r184615 from 2012-02-28.
4564 Backport from 2012-03-08 mainline r185105.
4566 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4567 for constants in [-63,63].
4569 Backport from 2012-03-08 mainline r185100.
4572 * config/avr/avr.c (avr_mem_clobber): New static function.
4573 (avr_expand_delay_cycles): Add memory clobber operand to
4574 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4575 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4576 (enable_interrupt, disable_interrupt): New expander.
4577 (nopv, sleep, wdr): New expanders.
4578 (delay_cycles_1): Add memory clobber.
4579 (delay_cycles_2): Add memory clobber.
4580 (delay_cycles_3): Add memory clobber.
4581 (delay_cycles_4): Add memory clobber.
4582 (cli_sei): New insn from former "enable_interrupt",
4583 "disable_interrupt" with memory clobber.
4584 (*wdt): New insn from former "wdt" with memory clobber.
4585 (*nopv): Similar, but for "nopv".
4586 (*sleep): Similar, but for "sleep".
4588 Backport from 2012-03-07 mainline r185043.
4591 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4593 Backport from 2012-03-07 mainline r185032.
4596 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4597 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4598 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4600 Backport from 2012-03-07 mainline r185031.
4603 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4605 * config/avr/avr.md (xload_8): Adjust insn length.
4607 Backport from 2012-03-07 mainline r185030.
4610 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4611 if RAMPZ affects reading from RAM.
4613 Backport from 2012-03-05 mainline r184919.
4615 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4617 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4619 Backport from mainline r185259.
4622 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4623 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4625 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4627 Backported from mainline
4628 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4631 * c-parser.c (c_parser_postfix_expression)
4632 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4634 * config/i386/smmintrin.h: Avoid /* within a comment.
4635 * config/i386/nmmintrin.h: Likewise.
4637 2012-03-22 Richard Guenther <rguenther@suse.de>
4639 * BASE-VER: Set to 4.7.1.
4640 * DEV-PHASE: Set to prerelease.
4642 2012-03-22 Release Manager
4644 * GCC 4.7.0 released.
4646 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4648 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4650 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4651 Andrew Pinski <apinski@cavium.com>
4654 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4655 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4656 calls instead of __builtin_ir{int,ound}*.
4658 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4661 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4664 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4666 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4667 Refer to GCC 4.7 version of c99status.html.
4669 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4671 Backport from mainline
4672 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4674 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4675 redefine to be NULL if the current bit-size is different from the
4676 configured bit-size.
4678 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4679 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4680 set the default tuning. Add asserts to make sure the cpu and tune
4681 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4682 test whether the index is set, instead of > 0.
4683 (rs6000_file_start): Do not reset the default cpu if the current
4684 bit-size is different from the configured bit-size.
4686 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4688 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4690 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4691 Update binutils references.
4692 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4693 Update binutils reference.
4694 Update Sun as/GNU ld caveat.
4695 Document binutils largefile requirement for LTO plugin.
4696 Remove reference to alternate libpthread.
4698 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4700 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4702 (Specific, mips-sgi-irix6): Likewise.
4704 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4706 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4707 * configure: Regenerate.
4709 2012-03-07 Richard Henderson <rth@redhat.com>
4711 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4712 * config/m68k/sync.md (atomic_test_and_set): Use it.
4713 (atomic_test_and_set_1): Likewise.
4715 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4718 * Makefile.in: Let install-gcc-ar depend on installdirs,
4719 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4720 Don't double canonicalize if cross-compiling.
4722 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4724 * trans-mem.c: New typedef for tm_region_p.
4725 Define vector types for tm_region_p.
4726 (tm_region_init): Replace region_worklist to a vector called
4729 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4732 * trans-mem.c (tm_region_init): Use last_basic_block.
4734 2012-03-05 Richard Henderson <rth@redhat.com>
4737 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4738 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4739 BIGGEST_ALIGNMENT is aligned.
4741 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4743 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4745 2012-03-05 Richard Henderson <rth@redhat.com>
4748 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4749 instead of calling negqi2 directly.
4751 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4753 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4754 (INTMAX_TYPE): Use it.
4755 (UINTMAX_TYPE): Likewise.
4756 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4757 (irix6_c_common_override_options): Declare.
4758 (C_COMMON_OVERRIDE_OPTIONS): Define.
4759 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4760 * config/mips/irix6-c.c: New file.
4761 * config/mips/t-irix6 (irix6-c.o): New target.
4762 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4765 2012-03-02 Richard Henderson <rth@redhat.com>
4767 * optabs.c (expand_atomic_test_and_set): Honor
4768 atomic_test_and_set_trueval even when atomic_test_and_set
4769 optab is not in use.
4771 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4773 Backport from mainline
4774 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4776 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4778 2012-03-02 Richard Guenther <rguenther@suse.de>
4780 * DEV-PHASE: Set to prerelease.
4782 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4784 * config.gcc (obsolete): Add all ARM targets using the FPA.
4785 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4786 * doc/install.texi: Avoid references to obsolete ARM ports.
4788 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4790 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4792 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4793 Joern Rennecke <joern.rennecke@embecosm.com>
4795 * doc/extend.texi: Expand and update information on interrupt
4796 attribute for Epiphany.
4798 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4800 * config/sh/sh-protos.h: Update copyright notice dates.
4801 * config/sh/sh.h: Likewise.
4802 * config/sh/sh.md: Likewise.
4803 * config/sh/constraints.md: Likewise.
4804 * config/sh/predicates.md: Likewise.
4806 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4808 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4809 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4811 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4813 * config/sh/constraints.md: Fix comment typo.
4815 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4818 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4819 unsigned HOST_WIDE_INT.
4820 (zvdep_imm64): Likewise.
4821 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4822 (vdepi_and): Likewise.
4823 Likewise for unamed 64-bit patterns.
4824 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4826 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4829 PR rtl-optimization/52417
4830 * cselib.c (cselib_any_perm_equivs): New variable.
4831 (cselib_reset_table): Check that it's not set when not
4832 preserving constants.
4833 (cselib_add_permanent_equiv): Set it.
4834 (cselib_have_permanent_equivalences): New.
4835 (cselib_init, cselib_finish): Reset it.
4836 * cselib.h (cselib_have_permanent_equivalences): Declare.
4837 * alias.c (get_addr): Restore earlier behavior when there
4838 aren't permanent equivalences.
4840 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4842 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4843 * config/v850/v850-modes.def: Fix copyright notice.
4845 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4847 * doc/extend.texi (AVR Built-in Functions): Document
4848 __builtin_avr_flash_segment.
4850 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4851 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4852 (*split.flash_segment): New insn-and-split.
4853 * config/avr/avr.c (avr_init_builtins): Add local variables:
4854 const_memx_void_node, const_memx_ptr_type_node,
4855 char_ftype_const_memx_ptr.
4857 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4859 PR tree-optimization/52445
4860 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4861 add ssa_name_ver, offset and size fields and change store field
4863 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4864 (add_or_mark_expr): Likewise. Only consider previous stores
4865 with the same size and offset.
4866 (nt_init_block): Only look at gimple_assign_single_p stmts,
4867 doesn't look at rhs2.
4869 2012-03-01 Richard Guenther <rguenther@suse.de>
4872 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4873 conversions from integral types to pointer types.
4875 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4877 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4878 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4879 unintentionally removed in r184616.
4881 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4883 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4886 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4887 Uros Bizjak <ubizjak@gmail.com>
4890 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4891 alternatives, add "e" constraint to the new last alternative
4892 and ! to last 3 alternatives.
4894 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4896 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4897 DW_AT_artificial attributes at the end of the processing.
4898 (gen_array_type_die): Likewise.
4899 (gen_enumeration_type_die): Likewise.
4900 (gen_struct_or_union_type_die): Likewise.
4901 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4904 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4907 * expr.c (expand_assignment): If doing misaligned store that doesn't
4908 cover all mode bits, perform a RMW cycle.
4910 PR tree-optimization/52429
4911 * tree-parloops.c (separate_decls_in_region_debug): Return early
4912 if var is LABEL_DECL.
4914 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4916 PR tree-optimization/52424
4917 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4918 calling dom_thread_across_edge.
4920 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4922 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4924 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4926 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4927 * config/avr/avr.c (avr_output_bld): Remove unused function.
4928 (avr_out_sbxx_branch): Use "%T" to print bit position.
4930 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4932 * config/avr/avr.md: Untabify.
4934 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4936 * config/avr/avr.md (eqne): New code iterator.
4937 (*dec-and-branchsi): Use it in text peephole's condition.
4938 (*dec-and-branchhi): Ditto.
4939 (*dec-and-branchqi): Ditto.
4941 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4944 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4945 the device does not have the skip-bug.
4947 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4949 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4950 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4951 -mpretend-cmove): New.
4953 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4956 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4957 doesn't count DEBUG_INSN refs.
4958 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4959 for DEBUG_INSN refs.
4961 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4965 2012-02-20 Richard Guenther <rguenther@suse.de>
4966 PR tree-optimization/52298
4967 * tree-vect-stmts.c (vectorizable_load): Properly use
4968 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4971 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4974 * gimple.h (gimple_in_transaction): New.
4975 (gimple_set_in_transaction): New.
4976 (struct gimple_statement_base): Add in_transaction field.
4977 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4979 (tree_ssa_lim_initialize): Compute transaction bits.
4980 * tree.h (compute_transaction_bits): Protoize.
4981 * trans-mem.c (tm_region_init): Use the heap to store BB
4983 (compute_transaction_bits): New.
4985 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4987 * gcc.c (display_help): Document --help=common and sort entries
4990 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4992 * doc/install.texi: Document check-$LANG specific shortcuts
4994 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4997 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4999 * config/arm/arm_neon.h: Regenerate.
5000 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5001 (neon_vcgeu): New insn.
5002 (neon_vcgtu): Likewise.
5003 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5004 (ops): Unsigned comparison intrinsics call a different
5007 2012-02-28 Richard Guenther <rguenther@suse.de>
5010 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5011 ordering for the VEC_CONCAT for two element vectors for
5012 V2SFmode, V2SImode and V2DImode.
5014 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5017 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5018 detecting big-endian triplets.
5020 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5022 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5023 mode if there is no type information available.
5025 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5027 PR tree-optimization/53207
5028 * doc/invoke.texi: Document as experimental and relying on graphite.
5030 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5032 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5033 of initializer to changes from r184614.
5035 2012-02-28 Richard Guenther <rguenther@suse.de>
5037 PR tree-optimization/52395
5038 * tree-sra.c (build_ref_for_offset): Also look at the base
5039 TYPE_ALIGN when figuring out the alignment of the replacement.
5041 2012-02-28 Richard Guenther <rguenther@suse.de>
5043 PR tree-optimization/52402
5044 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5045 mis-aligned types when creating the accesses at the call site.
5047 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5049 * config/avr/builtins.def: New file.
5050 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5051 * config/avr/avr.c (enum avr_builtin_id): Use it.
5052 (avr_init_builtins): Use it. And use avr_bdesc.
5053 (bdesc_1arg): Remove.
5054 (bdesc_2arg): Remove.
5055 (bdesc_3arg): Remove.
5056 (struct avr_builtin_description): Add field n_args.
5057 (avr_bdesc): New static variable using builtins.def.
5058 (avr_expand_builtin): Use it.
5059 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5060 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5061 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5063 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5066 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5067 match only one single hard register with respective hard reg rtx.
5068 (movmemx_<mode>): Ditto.
5069 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5070 insn anatomy of movmem[x]_<mode>.
5071 (avr_out_movmem): Same for printing assembler and operand usage.
5073 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5077 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5078 address spaces located outside of device flash.
5080 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5081 (mcu_type_s): Add field n_flash.
5082 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5083 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5084 (AVR_MCU): Add N_FLASH argument.
5085 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5086 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5087 macro __FLASH<n> if that address space makes sense for the device.
5088 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5089 outside of target flash.
5090 (avr_asm_named_section): Ditto.
5091 (avr_asm_select_section): Ditto.
5092 (avr_addr_space_convert): Ditto.
5093 (avr_emit_movmemhi): Ditto.
5094 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5095 address space is outside of device flash.
5096 (avr_insert_attributes): Ditto.
5097 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5098 avr_current_arch->n_segments.
5100 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5103 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5105 (*movabs<mode>_2): Likewise.
5107 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5110 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5111 s_register_operand in the test instead of REG_P. Don't call
5112 gen_reg_rtx if it won't be used.
5114 PR tree-optimization/52376
5115 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5117 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5119 * ifcvt.c (noce_get_condition): Check condition variable is not
5120 small_register_classes_for_mode_p before accepting.
5122 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5124 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5126 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5129 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5130 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5132 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5134 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5136 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5138 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5140 * config/sh/predicates.md: Remove blank lines.
5141 * config/sh/sh.c: Fix typos in comments.
5142 * config/sh/constraints.md: Likewise.
5143 * config/sh/sh.md: Remove blank lines.
5144 Fix typos in comments. Use ;; as comment characters.
5146 2012-02-26 Walter Lee <walt@tilera.com>
5148 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5149 (replace_mov_pcrel_step2): Ditto.
5151 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5154 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5155 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5156 and locs that reference values newer than the non-canonical value
5157 at hand. Return the canonical value as a worst case.
5158 (memrefs_conflict_p): Walk canonical value's locs.
5161 * cselib.c (preserve_only_constants): Rename to...
5162 (preserve_constants_and_equivs): ... this. Split out...
5163 (invariant_or_equiv_p): ... this. Preserve plus expressions
5164 of other preserved expressions too.
5165 (cselib_reset_table): Adjust.
5166 * var-tracking.c (reverse_op): Use canonical value to build
5169 2012-02-23 Kai Tietz <ktietz@redhat.com>
5171 * config/i386/i386.c (ix86_delegitimize_address): Handle
5172 UNSPEC_PCREL plus displacement.
5174 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5177 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5178 to test for unusedness in st X addressing.
5180 2012-02-24 Richard Guenther <rguenther@suse.de>
5183 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5184 (is_gimple_reg_type): Move inline ...
5185 * gimple.h (is_gimple_reg_type): ... here.
5187 2012-02-24 Richard Guenther <rguenther@suse.de>
5190 * passes.c (execute_function_todo): When verifying SSA form
5191 verify gimple form first.
5192 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5194 2012-02-24 Richard Guenther <rguenther@suse.de>
5197 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5198 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5200 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5202 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5204 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5206 * tree-phinodes.c (make_phi_node): Mark static.
5207 * tree-flow.h (make_phi_node): Remove extern decl.
5208 * doc/gimple.texi (make_phi_node): Remove documentation.
5210 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5212 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5213 * tree-ssa-sccvn.c (print_scc): Ditto.
5215 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5217 * doc/passes.texi (Full redundancy elimination): Fix typo.
5219 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5221 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5223 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5226 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5228 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5231 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5233 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5235 * config/avr/avr.md (code_stdname): Add ior, xor.
5236 (xior): New code iterator.
5237 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5238 (*<code_stdname><mode>qi.byte1-3): Ditto.
5240 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5242 PR tree-optimization/52019
5243 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5246 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5248 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5249 HAVE_INITFINI_ARRAY to work around namespace pollution in
5250 certain versions of newlib system headers.
5251 * config.in: Regenerate.
5252 * configure: Regenerate.
5253 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5254 instead of HAVE_INITFINI_ARRAY.
5256 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5259 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5260 is not offsettable memory reference.
5262 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5265 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5266 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5268 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5270 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5271 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5273 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5275 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5276 library on Solaris 8 even without TLS support.
5277 * configure: Regenerate.
5279 2012-02-22 Richard Guenther <rguenther@suse.de>
5282 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5283 for GIMPLE_DEBUG stmts.
5285 2012-02-22 Martin Jambor <mjambor@suse.cz>
5288 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5289 according to the base object.
5291 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5293 PR rtl-optimization/50063
5294 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5295 and 2 (8-bit SP) in operand 2.
5296 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5297 setup to use movhi_sp_r instead of vanilla move to write SP.
5298 Adjust REG_CFA notes to superseed unspec.
5299 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5301 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5302 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5303 irq_state 1 (IRQ known to be on) here.
5305 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5307 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5309 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5310 assign_hard_reg): Likewise.
5312 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5314 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5316 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5319 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5320 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5322 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5324 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5325 prototype from here to...
5326 * config/avr/avr.h: ...here.
5328 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5331 * thumb2.md (thumb2_shiftsi3_short): Split register and
5332 immediate shifts. For register shifts tie operands 0 and 1.
5333 (peephole2 for above): Check that register-controlled shifts
5334 have suitably tied operands.
5336 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5339 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5340 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5341 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5342 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5343 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5344 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5345 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5346 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5347 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5348 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5349 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5350 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5351 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5352 bdver1_ssevector_avx256_unaligned_load,
5353 bdver1_ssevector_sse128_unaligned_load,
5354 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5355 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5356 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5357 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5358 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5359 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5360 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5361 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5362 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5363 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5364 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5365 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5366 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5367 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5368 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5369 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5370 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5371 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5372 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5373 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5374 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5375 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5376 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5377 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5378 bdver1_ssediv_double_load, bdver1_ssediv_double,
5379 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5380 Add "bdver2" attribute.
5382 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5384 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5385 default if possible and not specified otherwise.
5387 2012-02-21 Richard Guenther <rguenther@suse.de>
5390 * gimplify.c (create_tmp_from_val): Use the main variant type
5391 for the type of the temporary we create.
5393 2012-02-21 Richard Guenther <rguenther@suse.de>
5395 PR tree-optimization/52324
5396 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5397 do not gimplify a MEM_REF address operand if it is already
5400 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5402 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5403 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5405 2012-02-21 Richard Guenther <rguenther@suse.de>
5407 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5408 nested_in_vect_loop.
5410 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5412 PR tree-optimization/52318
5413 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5414 vdef also to non-pure/const call stmts in the sequence.
5416 2012-02-20 David S. Miller <davem@davemloft.net>
5418 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5419 don't use the "rd %pc" instruction on v9 for PIC register loads.
5421 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5424 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5425 in a transaction safe function.
5427 2012-02-20 Kai Tietz <ktietz@redhat.com>
5430 * stor-layout.c (place_field): Handle desired_align for
5433 2012-02-20 Richard Guenther <rguenther@suse.de>
5435 PR tree-optimization/52298
5436 * tree-vect-stmts.c (vectorizable_store): Properly use
5437 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5439 (vectorizable_load): Likewise.
5440 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5441 Access DR_STEP after ensuring it is not NULL.
5443 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5445 PR tree-optimization/52286
5446 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5447 optimization use double_int_to_tree instead of build_int_cst_wide,
5448 rewrite to use double_int vars.
5450 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5453 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5455 Remove -e 0 from $gcc_cv_ld invocation.
5456 Only use __GLIBC_PREREQ if defined.
5457 Enable on Solaris since Solaris 8 patch.
5458 (gcc_SUN_LD_VERSION): New macro.
5459 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5460 gcc_SUN_LD_VERSION for version number format.
5461 * configure: Regenerate.
5462 * varasm.c (get_elf_initfini_array_priority_section): Set
5463 SECTION_NOTYPE for non-default priority.
5464 Use get_section instead of get_unnamed_section to emit
5465 .init_array/.fini_array with default priority.
5467 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5469 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5470 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5471 (mips_start_unique_function, mips_output_mips16_rdhwr)
5472 (mips_code_end): New functions.
5473 (TARGET_ASM_CODE_END): Define.
5475 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5477 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5478 to stubs with non-sibling calls.
5480 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5482 * doc/invoke.texi (-fira-* options): Copy-edit.
5483 (ira-* parameters): Copy-edit.
5485 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5487 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5488 GCC coding conventions.
5490 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5492 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5493 when used as adjectives.
5495 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5497 * doc/invoke.texi: Clean up "that"/"which" confusion.
5499 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5501 * system.h: Poison SMALL_REGISTER_CLASSES
5502 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5503 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5505 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5507 PR tree-optimization/52285
5508 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5509 when deciding if a call is a tail call or tail recursion.
5511 2012-02-16 Kai Tietz <ktietz@redhat.com>
5513 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5514 interger-constant displacement for UNSPEC_PCREL.
5516 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5518 PR rtl-optimization/52208
5519 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5520 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5522 PR tree-optimization/52255
5523 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5524 loop->header has virtual PHI, but exit_e->dest doesn't, add
5525 virtual PHI to exit_e->dest and adjust all uses after the loop.
5528 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5529 children with clone_tree_hash, not after it.
5531 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5533 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5534 extended identifiers.
5536 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5539 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5540 a same_body_alias, also test whether e->callee isn't a former
5541 or current clone of the decl this is a same body alias of.
5543 PR translation/52264
5544 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5546 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5548 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5550 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5553 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5554 force_reg instead of copy_to_reg for better optimization. Force
5555 non-register or memory operands into a register.
5557 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5559 * extend.texi: Reserve upper bits of memory model for future use.
5561 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5562 Anatoly Sokolov <aesok@post.ru>
5563 Eric Weddington <eric.weddington@atmel.com>
5566 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5567 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5568 Rewrite initializers for .macro.
5569 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5570 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5571 atxmega32d4, atxmega32x1.
5572 avrxmega4: atxmega64a3, atxmega64d3.
5573 avrxmega5: atxmega64a1, atxmega64a1u.
5574 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5575 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5576 avrxmega7: atxmega128a1, atxmega128a1u.
5577 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5578 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5579 (struct base_arch_s): Rename reserved to xmega_p.
5580 Rename reserved2 to have_rampd.
5581 (AVR_XMEGA): New define.
5582 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5583 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5584 * config/avr/predicates.md (io_address_operand): Take into
5586 (low_io_address_operand): Ditto.
5587 (high_io_address_operand): Ditto.
5588 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5589 (enabled, movhi_sp_r): Use them.
5590 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5591 cpp_define_formatted to built-in define __AVR_ARCH__.
5592 (__AVR_XMEGA__): New built-in define.
5593 (__AVR_HAVE_RAMPD__): New built-in define.
5594 (__AVR_HAVE_RAMPX__): New built-in define.
5595 (__AVR_HAVE_RAMPY__): New built-in define.
5596 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5598 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5599 (avr_option_override): Initialize them.
5600 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5601 (avr_init_expanders): Initialize them. No more block several calls.
5602 (emit_push_sfr): New static function.
5603 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5605 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5606 (avr_print_operand): Print addreeses as symbols for
5607 RAMPX, RAMPY, RAMPD, CCP.
5608 (output_movhi): Handle AVR_XMEGA when writing to SP.
5609 (avr_out_movhi_mr_r_xmega): New static function.
5610 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5611 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5612 __RAMPD__, __CCP__ as needed.
5614 * config/avr/multilib.h: Regenerate.
5615 * config/avr/t-multilib: Regenerate.
5616 * config/avr/avr-tables.opt: Regenerate.
5618 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5620 PR tree-optimization/50561
5621 * graphite-flattening.c (lst_project_loop): Do not
5622 remove old scattering dimensions after flattening.
5623 (lst_do_flatten): Likewise.
5625 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5627 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5628 __builtin_avr_map8, __builtin_avr_map16.
5629 Document __builtin_avr_insert_bits.
5631 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5632 (insert_bits): New insn.
5633 (adjust_len.map_bits): Rename to insert_bits.
5634 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5635 * avr-protos.h (avr_out_map_bits): Remove.
5636 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5637 * config/avr/constraints.md (Cxf,C0f): New.
5638 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5639 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5640 New built-in define __BUILTIN_AVR_INSERT_BITS.
5641 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5642 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5643 (avr_move_bits): Rewrite.
5644 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5646 (avr_map_op_t): New typedef.
5647 (avr_map_op): New static variable.
5648 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5649 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5650 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5651 (bdesc_3arg, avr_expand_triop_builtin): New.
5652 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5653 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5654 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5655 (avr_map_equal_p, avr_map_sig_p): Remove.
5656 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5657 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5658 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5659 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5660 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5661 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5663 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5665 * config/c6x/c6x.md (reserve_cycles): New attribute.
5666 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5667 don't reserve functional units after the branch occurs.
5669 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5672 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5673 functions into non-tm_pure functions.
5675 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5678 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5679 (iterative_hash_canonical_type): Likewise.
5680 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5683 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5685 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5686 sched-group insn, it either remains alone or the entire list is pruned.
5688 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5690 * doc/install.texi (Prerequisites): Fix grammar.
5691 (Configuration): Likewise.
5693 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5695 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5696 MPC as part of GCC before describing configuring with --with-gmp etc.
5697 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5698 sources are present.
5700 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5703 * dwarf2out.c (clone_tree_hash): New function.
5704 (copy_decls_walk): Use it instead of clone_tree.
5706 2012-02-14 Richard Guenther <rguenther@suse.de>
5708 PR tree-optimization/52244
5709 PR tree-optimization/51528
5710 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5711 replacements for integral types.
5713 2012-02-14 Walter Lee <walt@tilera.com>
5715 * config.gcc: Handle tilegx and tilepro.
5716 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5718 Add HAVE_AS_TLS check for tilegx and tilepro.
5719 * configure: Regenerate.
5720 * doc/contrib.texi: Add Mat Hostetter and self.
5721 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5722 Document instruction intrinsics and network accessing intrinsics.
5723 (TILEPro Built-in Functions): New node. Document instruction
5724 intrinsics and network accessing intrinsics.
5725 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5726 (Specific, tilepro-*-linux*): Likewise.
5727 * doc/invoke.texi (TILE-Gx Options): New section.
5728 (TILEPro Options): New section.
5729 * doc/md.texi (TILE-Gx): New section.
5730 (TILEPro): New section.
5731 * common/config/tilegx/tilegx-common.c: New file.
5732 * common/config/tilepro/tilepro-common.c: New file.
5733 * config/tilegx/constraints.md: New file.
5734 * config/tilegx/linux.h: New file.
5735 * config/tilegx/mul-tables.c: New file.
5736 * config/tilegx/predicates.md: New file.
5737 * config/tilegx/sync.md: New file.
5738 * config/tilegx/t-tilegx: New file.
5739 * config/tilegx/tilegx-builtins.h: New file.
5740 * config/tilegx/tilegx-c.c: New file.
5741 * config/tilegx/tilegx-generic.md: New file.
5742 * config/tilegx/tilegx-modes.def: New file.
5743 * config/tilegx/tilegx-multiply.h: New file.
5744 * config/tilegx/tilegx-protos.h: New file.
5745 * config/tilegx/tilegx.c: New file.
5746 * config/tilegx/tilegx.h: New file.
5747 * config/tilegx/tilegx.md: New file.
5748 * config/tilegx/tilegx.opt: New file.
5749 * config/tilepro/constraints.md: New file.
5750 * config/tilepro/gen-mul-tables.cc: New file.
5751 * config/tilepro/linux.h: New file.
5752 * config/tilepro/mul-tables.c: New file.
5753 * config/tilepro/predicates.md: New file.
5754 * config/tilepro/t-tilepro: New file.
5755 * config/tilepro/tilepro-builtins.h: New file.
5756 * config/tilepro/tilepro-c.c: New file.
5757 * config/tilepro/tilepro-generic.md: New file.
5758 * config/tilepro/tilepro-modes.def: New file.
5759 * config/tilepro/tilepro-multiply.h: New file.
5760 * config/tilepro/tilepro-protos.h: New file.
5761 * config/tilepro/tilepro.c: New file.
5762 * config/tilepro/tilepro.h: New file.
5763 * config/tilepro/tilepro.md: New file.
5764 * config/tilepro/tilepro.opt: New file.
5766 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5768 PR tree-optimization/52210
5769 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5770 vect_model_simple_cost with two entry vect_def_type array instead
5771 of an address of dt.
5773 2012-02-14 Richard Guenther <rguenther@suse.de>
5776 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5777 Do not stream DECL_QUALIFIER.
5778 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5779 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5780 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5782 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5785 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5788 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5791 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5792 * cselib.c (cselib_subst_to_values_from_insn): New function.
5793 * sched-deps.c (add_insn_mem_dependence,
5794 sched_analyze_1, sched_analyze_2): Use it.
5796 2012-02-13 Jan Hubicka <jh@suse.cz>
5799 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5801 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5803 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5804 (GTM_SELF_SPECS): Define if not already defined.
5805 (driver_self_specs): Add GTM_SELF_SPECS.
5806 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5807 (GTM_SELF_SPECS): Define.
5808 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5809 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5811 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5813 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5816 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5819 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5820 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5822 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5825 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5827 2012-02-13 Richard Guenther <rguenther@suse.de>
5829 PR translation/52211
5830 * passes.c (enable_disable_pass): Fix typo.
5832 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5835 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5836 XOR for reduce_bit_field if type is unsigned.
5838 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5840 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5841 disallow changes from SFmode to mode with different size in FP regs.
5843 2012-02-12 Robert Millan <rmh@gnu.org>
5844 Gerald Pfeifer <gerald@pfeifer.com>
5846 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5849 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5851 PR rtl-optimization/52175
5852 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5853 to frame-related instructions.
5855 2012-02-10 Jason Merrill <jason@redhat.com>
5858 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5859 (demangle_new_symbols): Fill it.
5860 (scan_linker_output): Walk it.
5861 (start_tweaking): Split out from scan_linker_output.
5862 (maybe_tweak): Update sym->chosen.
5863 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5865 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5868 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5870 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5872 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5873 having the same mode as previous compare.
5875 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5877 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5878 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5879 (nonlocal_goto_internal): Likewise.
5880 (nonlocal_goto): Emit a use and an indirect jump directly.
5882 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5885 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5886 __atomic_{is,always}_lock_free.
5888 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5891 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5892 negative constant address for x32.
5894 2012-02-10 Richard Henderson <rth@redhat.com>
5896 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5897 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5898 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5900 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5901 Ira Rosen <irar@il.ibm.com>
5903 PR tree-optimization/50031
5904 * targhooks.c (default_builtin_vectorization_cost): Handle
5906 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5907 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5908 all types of reduction and pattern statements.
5909 (vect_estimate_min_profitable_iters): Likewise.
5910 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5911 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5912 for explicit realigns.
5913 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5914 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5916 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5917 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5918 vec_perm for VSX and handle vec_promote_demote.
5920 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5923 * builtins.c (fold_builtin_atomic_always_lock_free,
5924 expand_builtin_atomic_always_lock_free,
5925 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5926 Return and/or test boolean_true_node/boolean_false_node instead of
5927 integer_one_node/integer_zero_node.
5929 2012-02-10 Jan Hubicka <jh@suse.cz>
5932 * predict.c (predict_paths_for_bb): Prevent looping.
5933 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5935 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5937 * config/arm/arm.c (output_move_double): In one case properly
5938 count number of instructions that will be emitted.
5940 2012-02-10 Richard Guenther <rguenther@suse.de>
5942 PR translation/52193
5943 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5945 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5948 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5950 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5953 * var-tracking.c (emit_note_insn_var_location): If
5954 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5955 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5956 non-NOTE_DURING_CALL_P insn.
5958 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5961 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5963 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5966 * gcc.c (switch_matches) Support switches with separated form,
5969 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5971 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5973 (RAMPZ_ADDR): Ditto.
5974 * config/avr/avr.c (avr_addr_t): New typedef.
5975 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5976 (avr_init_expanders): Initialize it.
5977 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5979 (expand_epilogue): Ditto.
5980 (avr_print_operand): Ditto.
5981 (avr_file_start): Ditto.
5982 (avr_emit_movmemhi): Ditto.
5984 2012-02-08 Richard Guenther <rguenther@suse.de>
5986 PR tree-optimization/46886
5987 * tree-flow.h (do_while_loop_p): Declare.
5988 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5989 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5991 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5993 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5994 always succeed for integers larger than a native word.
5996 2012-02-08 Richard Guenther <rguenther@suse.de>
5998 PR rtl-optimization/52170
5999 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6000 properly handle integer vector modes.
6002 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6004 PR gcov-profile/52150
6005 * coverage.c: Include target.h.
6006 (build_var): Call targetm.strip_name_encoding on the assembler name.
6007 Change one _ into . or $ if the target allows it.
6008 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6010 PR rtl-optimization/52139
6011 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6012 is a BARRIER after emit_insn_after_noloc, move BB_END
6013 to the last non-BARRIER insn before it.
6015 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6018 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6019 (mips_gimplify_va_arg_expr): Call it instead of
6020 std_gimplify_va_arg_expr.
6022 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6024 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6025 message for -mno-pointers-to-nested-function.
6027 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6030 * expr.c (get_inner_reference): If there is an offset, add a negative
6031 bit position to it (if any).
6033 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6035 PR rtl-optimization/52060
6036 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6037 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6038 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6039 and/or i0src_copy2 when needed.
6041 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6043 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6044 or LTOPLUGINSONAME if have_c.
6046 * config/freebsd-spec.h: Add comment about what macros can be defined
6048 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6049 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6052 2012-02-07 Richard Guenther <rguenther@suse.de>
6054 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6055 newline in -alias dumps.
6057 2012-02-07 Kai Tietz <ktietz@redhat.com>
6058 Dave Korn <dave.korn.cygwin@gmail.com>
6061 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6062 Take care that typinfo gets dllexport-attribute.
6064 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6067 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6068 if modifier < EXPAND_SUM call force_operand on the result.
6070 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6072 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6073 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6075 (epiphany_function_type): Replace types for specific interrupts with
6076 EPIPHANY_FUNCTION_INTERRUPT.
6077 (EPIPHANY_INTERRUPT_P): Update.
6078 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6079 New static function.
6080 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6081 <disinterrupt>: Affects type identity.
6082 (epiphany_handle_interrupt_attribute): Handle variable number of
6084 (epiphany_compute_function_type): Update for new
6085 epiphany_function_type definition.
6086 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6087 handlers with a longcall forwarder.
6088 (epiphany_start_function): Handle multiple interrupt arguments and/or
6089 forwarder_section attribute.
6091 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6094 2012-02-07 Alan Modra <amodra@gmail.com>
6097 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6100 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6102 PR tree-optimization/50969
6103 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6104 use vec_perm rather than vector_stmt.
6105 (vect_model_load_cost): Likewise.
6106 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6107 vec_perm to be the same as other vector statements.
6108 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6109 cost of vec_perm for TARGET_VSX.
6111 2012-02-06 Richard Guenther <rguenther@suse.de>
6113 PR tree-optimization/52115
6114 * tree-sra.c (access_has_replacements_p): New function.
6115 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6117 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6120 * trans-mem.c (expand_call_tm): Add an assertion.
6121 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6124 2012-02-06 Richard Guenther <rguenther@suse.de>
6126 PR tree-optimization/50955
6127 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6128 raise cost of expressions that replace an address with an
6129 expression based on a different pointer.
6131 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6134 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6135 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6137 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6140 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6141 -Weffc++ and specify guidelines come from second edition.
6143 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6145 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6146 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6147 (call_direct_split, call_value_split, call_value_internal_direct)
6148 (call_value_direct_split, call_value_multiple_split): Use jal and
6149 jal_macro attributes.
6151 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6153 * reload1.c (reload_regs_reach_end_p): Replace with...
6154 (reload_reg_rtx_reaches_end_p): ...this function.
6155 (new_spill_reg_store): Update commentary.
6156 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6157 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6158 before setting new_spill_reg_store.
6159 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6160 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6161 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6162 for non-spill reload registers.
6164 2012-02-05 Ira Rosen <irar@il.ibm.com>
6166 PR tree-optimization/52091
6167 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6168 (vect_is_simple_use_1): Likewise.
6169 * tree-vect-loop.c (vectorizable_reduction): Update calls
6170 to vect_is_simple_use_1 and vect_is_simple_use.
6171 (vectorizable_live_operation): Likewise.
6172 * tree-vect-patterns.c (widened_name_p,
6173 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6174 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6175 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6176 vectorizable_shift,vectorizable_operation, vectorizable_store,
6177 vectorizable_load): Likewise.
6178 (vect_is_simple_cond): Add an argument, pass it to
6179 vect_is_simple_use_1.
6180 (vectorizable_condition): Update calls to vect_is_simple_cond,
6182 (vect_is_simple_use): Add an argument, the statement in which
6183 OPERAND is used. Check that if OPERAND's def stmt is a double
6184 reduction phi node, the use is a phi node too.
6185 (vect_is_simple_use_1): Add an argument, pass it to
6187 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6188 to vect_is_simple_use.
6190 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6192 PR rtl-optimization/52095
6193 * modulo-sched.c (dump_insn_locator): New function.
6194 (loop_canon_p, sms_schedule): Use it.
6196 PR rtl-optimization/52113
6197 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6198 even for decomposable shift/zext insns.
6200 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6201 Zdenek Dvorak <ook@ucw.cz>
6203 PR rtl-optimization/52092
6204 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6205 on get_iv_value result.
6207 2012-02-02 Andrew Pinski <apinski@cavium.com>
6211 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6213 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6216 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6218 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6220 PR rtl-optimization/49800
6221 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6222 (sched_finish): Call regstat_free_n_sets_and_refs.
6224 2012-02-02 Jia Liu <proljc@gmail.com>
6226 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6229 2012-02-02 Jan Hubicka <jh@suse.cz>
6230 Tom de Vries <tom@codesourcery.com>
6233 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6234 * varpool.c (varpool_analyze_pending_decls): Likewise.
6236 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6237 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6239 * config.gcc: Add cr16-* support.
6241 * doc/extend.texi: Document cr16 extensions.
6242 * doc/install.texi: Document cr16 install.
6243 * doc/invoke.texi: Document cr16 options.
6244 * doc/md.texi: Document cr16 constraints.
6246 * common/config/cr16/cr16-common.c: New file.
6247 * config/cr16/cr16.c: New file.
6248 * config/cr16/cr16.h: New file.
6249 * config/cr16/cr16.md: New file.
6250 * config/cr16/cr16.opt: New file.
6251 * config/cr16/cr16-protos.h: New file.
6252 * config/cr16/predicates.md: New file.
6253 * config/cr16/constraints.md: New file.
6254 * config/cr16/t-cr16: New file.
6256 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6259 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6260 that operands[2] is either immediate, or q_regs_operand.
6262 PR tree-optimization/52073
6263 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6264 a pattern stmt for pattern uses, ignore uses outside of the loop.
6266 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6268 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6269 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6270 (OUT_AS1, OUT_AS2): Remove.
6272 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6274 PR rtl-optimization/51374
6275 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6276 to cross other volatile_refs_p insns.
6278 2012-02-01 Richard Guenther <rguenther@suse.de>
6280 * doc/invoke.texi (fno-inline): Clarify documentation.
6281 (finline-small-functions): Likewise.
6282 (finline-functions): Likewise.
6283 * common.opt (finline): Adjust comment and documentation.
6284 (finline-small-functions): Clarify documentation.
6285 (finline-functions): Likewise.
6286 (finline-functions-called-once): Likewise.
6288 2012-02-01 Tristan Gingold <gingold@adacore.com>
6290 * c-typeck.c (composite_type): Keep mode for pointers.
6292 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6294 * function.h (regno_reg_rtx): Adjust comment.
6295 * reginfo.c (init_reg_modes_target): Only use the previous mode
6296 if it fits within one register. Remove MIPS comment.
6298 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6301 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6303 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6305 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6306 to srak instruction.
6308 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6310 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6312 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6317 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6319 2012-01-31 Richard Guenther <rguenther@suse.de>
6321 PR tree-optimization/51528
6322 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6325 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6330 * ree.c (add_removable_extension): Change def_map argument
6331 to unsigned *, store in def_map 1 + offset into *insn_list vector
6332 instead of pointers into the vector.
6333 (find_removable_extensions): Adjust caller.
6335 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6337 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6338 Transform all "* quoted-c-code" to { c-code }.
6339 Remove redundant test for "optimize" in combine patterns.
6340 Move (include "avr-dimode.md") to end of file.
6342 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6345 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6346 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6348 2012-01-30 Richard Guenther <rguenther@suse.de>
6350 PR tree-optimization/52028
6351 * tree-loop-distribution.c (ldist_gen): Properly update
6354 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6357 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6358 set_cur_line_info_table if not emitting debug info.
6360 PR tree-optimization/52046
6361 * tree-vect-patterns.c (check_bool_pattern): Give up if
6362 a comparison could throw.
6365 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6367 2012-01-30 Richard Guenther <rguenther@suse.de>
6369 PR tree-optimization/52045
6370 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6371 SSA form if cfgcleanup did anything.
6373 2012-01-30 Richard Guenther <rguenther@suse.de>
6375 PR tree-optimization/52045
6376 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6377 before computing final todo.
6379 2012-01-30 Richard Guenther <rguenther@suse.de>
6381 PR tree-optimization/51528
6382 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6385 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6387 * df-problems.c (df_kill_notes): Check that the use refers
6388 to the note under examination.
6390 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6393 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6394 parameter and use short-lived pseudos.
6395 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6396 (sparc_expand_vector_init): Const-ify local variables and adjust
6397 calls to above functions.
6399 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6401 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6403 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6405 * doc/invoke.texi: Make usage of "compile time" and
6406 "run time"/"runtime" consistent throughout the file.
6408 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6410 * config/alpha/alpha.c (alpha_option_override): Default to
6411 full IEEE compliance mode for Go language.
6413 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6415 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6416 (LINK_SSP_SPEC): Define.
6418 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6421 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6424 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6426 * doc/invoke.texi: Correct hyphenation of "floating point",
6427 "double precision", and related terminology throughout the file.
6429 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6432 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6433 arm_general_register_operand predicate for operand 2 instead of
6436 2012-01-27 Ian Lance Taylor <iant@google.com>
6439 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6440 * builtins.c (expand_builtin_init_trampoline): Add onstack
6441 parameter. Change caller.
6442 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6443 * tree.c (build_common_builtin_nodes): Declare
6444 __builtin_init_heap_trampoline.
6446 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6448 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6449 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6450 * config/avr/avr.c: Ditto.
6451 (avr_regnames): Remove because unused.
6452 * config/avr/avr.md (*cpse.ne): New peephole.
6453 (*cpse.eq): New peephole from former cpse peepholes.
6455 2012-01-27 Michael Eager <eager@eagercon.com>
6457 * config/microblaze.c (microblaze_emit_compare): Correct
6458 test after pcmp instruction.
6460 2012-01-27 Richard Guenther <rguenther@suse.de>
6462 PR tree-optimization/52020
6463 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6465 2012-01-27 Richard Guenther <rguenther@suse.de>
6467 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6468 function non-const/pure.
6470 2012-01-27 Richard Guenther <rguenther@suse.de>
6472 PR tree-optimization/50444
6473 * tree-sra.c (build_ref_for_offset): Properly adjust the
6474 MEM_REF type for unaligned accesses.
6476 2012-01-27 Richard Guenther <rguenther@suse.de>
6478 PR tree-optimization/50444
6479 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6480 (expand_assignment): Use it. Properly handle misaligned
6481 bases when expanding stores to component references.
6482 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6485 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6488 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6489 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6490 * tree-data-ref.c (find_data_references_in_loop): Make static.
6491 (compute_all_dependences): Change return type to bool. Bail out
6492 for too many datarefs in a loop. Move the hunk resetting the data
6493 dependences vector from ...
6494 (compute_data_dependences_for_loop): ... here. Account for
6495 compute_all_dependences returning false.
6496 (compute_data_dependences_for_bb): Likewise.
6497 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6498 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6500 2012-01-27 Richard Guenther <rguenther@suse.de>
6503 * expr.c (store_field): Use the alias-set of the scratch memory
6506 2012-01-27 Tom de Vries <tom@codesourcery.com>
6508 PR tree-optimization/51990
6509 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6511 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6513 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6516 * var-tracking.c (reverse_op): Don't add any reverse operation
6517 if V already has any constant locations.
6519 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6521 * doc/invoke.texi: Correct usage of "command line" (noun)
6522 vs "command-line" (adjective) throughout.
6524 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6526 * doc/invoke.texi (Language Independent Options): Move
6527 -Wcoverage-mismatch blurb from here....
6528 (Warning Options): ...to here.
6530 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6532 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6533 Set rs6000_always_hint to false for 476.
6535 2012-01-27 Matthias Klose <doko@ubuntu.com>
6537 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6539 * incpath.c (add_standard_paths): Likewise.
6541 2012-01-27 Richard Henderson <rth@redhat.com>
6543 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6544 * config/m68k/sync.md (atomic_test_and_set): Rename from
6545 sync_test_and_setqi and adjust the operands.
6546 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6547 and unconditionally enable.
6549 2012-01-27 Richard Henderson <rth@redhat.com>
6551 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6552 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6553 (ldstub): Rename from ldstubqi.
6554 (ldstub<I24MODE>): Remove.
6556 2012-01-27 Richard Henderson <rth@redhat.com>
6558 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6559 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6560 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6561 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6562 * doc/tm.texi: Rebuild.
6564 2012-01-27 Richard Henderson <rth@redhat.com>
6566 * optabs.c (gen_atomic_test_and_set): Remove default.
6567 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6569 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6571 PR rtl-optimization/51978
6572 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6573 (combine_reaching_defs): Likewise.
6574 (struct re_info): Remove.
6575 (add_removable_extension): Remove x and data arguments,
6576 add insn, insn_list and def_map. Use the arguments directly
6577 instead of using struct re_info.
6578 (find_removable_extensions): Don't call add_removable_extension
6579 through note_stores, instead just call it with single_set
6581 (find_and_remove_re): Pass curr_cand->expr instead of
6582 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6584 2012-01-26 Michael Matz <matz@suse.de>
6586 PR tree-optimization/46590
6587 * cfgexpand.c: Revert last change (r183305).
6588 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6590 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6591 checking for emptiness.
6593 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6596 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6597 non-addressable non-BLKmode base correctly.
6599 2012-01-26 Michael Matz <matz@suse.de>
6601 PR tree-optimization/48794
6602 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6603 regions referenced from RESX/EH_DISPATCH.
6605 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6607 * config/s390/s390.h: Make BRANCH_COST an option.
6608 * config/s390/s390.opt: New option -mbranch-cost.
6610 2012-01-26 Richard Henderson <rth@redhat.com>
6612 Revert 2012-01-24 change:
6613 * trans-mem.c (requires_barrier): Do not instrument thread local
6614 variables and emit save/restore for them.
6616 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6619 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6622 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6624 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6627 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6630 Rename __pgm to __flash.
6631 Rename __pgm1 to __flash1.
6632 Rename __pgm2 to __flash2.
6633 Rename __pgm3 to __flash3.
6634 Rename __pgm4 to __flash4.
6635 Rename __pgm5 to __flash5.
6636 Rename __pgmx to __memx.
6637 * doc/extend.texi (AVR Named Address Spaces)
6638 Rename address space names as indicated above.
6639 * config/avr/avr.c (avr_addrspace): Ditto.
6641 * config/avr/avr-protos.h
6642 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6643 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6644 * config/avr/predicates.md: Ditto.
6645 * config/avr/avr.c Ditto, and
6646 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6647 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6649 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6650 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6651 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6652 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6653 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6654 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6655 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6656 * config/avr/avr.c: Ditto.
6657 * config/avr/avr.md: Ditto.
6659 2012-01-25 Jason Merrill <jason@redhat.com>
6662 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6664 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6666 PR tree-optimization/51987
6667 * tree-data-ref.c (get_references_in_stmt): Handle references in
6668 non-volatile GIMPLE_ASM.
6670 2012-01-25 Richard Guenther <rguenther@suse.de>
6672 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6673 bases are dereferenced.
6675 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6677 PR rtl-optimization/48374
6678 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6680 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6682 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6683 compute_data_dependences_for_loop returns false.
6684 * tree-parloops.c (loop_parallel_p): Likewise.
6686 2012-01-25 Richard Guenther <rguenther@suse.de>
6688 * tree.h (get_pointer_alignment_1): Declare.
6689 * builtins.c (get_pointer_alignment_1): New function.
6690 (get_pointer_alignment): Use it.
6692 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6694 PR rtl-optimization/48308
6695 * combine.c (enum undo_kind): Add UNDO_LINKS.
6696 (struct undo): Add member l to other_contents and where.
6697 (do_SUBST_LINK): New.
6699 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6700 (undo_all): Handle UNDO_LINKS.
6702 2012-01-25 Richard Henderson <rth@redhat.com>
6704 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6707 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6709 * optabs.c (gen_atomic_test_and_set): Use each argument.
6711 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6713 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6714 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6715 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6716 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6717 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6718 TARGET_PAIRED_SINGLE_FLOAT.
6720 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6722 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6723 (in_struct, return_val): Remove MEM documentation.
6724 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6725 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6726 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6728 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6729 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6730 * expr.c (store_field): Likewise.
6731 * function.c (assign_stack_temp_for_type): Likewise.
6732 * ifcvt.c (noce_try_cmove_arith): Likewise.
6733 * reload1.c (reload): Likewise.
6734 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6735 (alpha_set_memflags): Likewise.
6736 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6738 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6740 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6742 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6743 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6744 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6746 * cselib.c (cselib_rtx_varies_p): Delete.
6747 (cselib_invalidate_mem): Update call to canon_true_dependence.
6748 * dse.c (record_store, check_mem_read_rtx): Likewise.
6749 (scan_reads_nospill): Likewise.
6750 * cse.c (check_dependence): Likewise.
6751 (cse_rtx_varies_p): Delete.
6752 * expr.c (safe_from_p): Update call to true_dependence.
6753 * ira.c (validate_equiv_mem_from_store): Likewise.
6754 (memref_referenced_p): Likewise.
6755 * postreload-gcse.c (find_mem_conflicts): Likewise.
6756 * sched-deps.c (sched_analyze_2): Likewise.
6757 * store-motion.c (load_kills_store): Likewise.
6758 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6759 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6760 (compute_transp): Update call to canon_true_dependence.
6762 2012-01-25 Richard Henderson <rth@redhat.com>
6764 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6765 (maybe_emit_atomic_test_and_set): New.
6766 (expand_sync_lock_test_and_set): Use it.
6767 (expand_atomic_test_and_set): Likewise.
6768 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6769 the implementation; clarify implementation defined details.
6770 * doc/md.texi (atomic_test_and_set): Document.
6772 2012-01-25 Richard Henderson <rth@redhat.com>
6774 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6776 2012-01-25 Richard Henderson <rth@redhat.com>
6779 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6780 to effect no-op split.
6782 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6785 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6786 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6787 (BT_FN_VOID_PTR_INT_SIZE): New.
6788 (BT_FN_UINT_UINT_VAR): Remove.
6789 (BT_FN_UINT32_UINT32_VAR): New.
6790 (BT_FN_DOUBLE_VPTR): Remove.
6791 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6793 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6794 (_ITM_changeTransactionMode): Same.
6795 (_ITM_memmoveRtWt): Change return type to void.
6796 (_ITM_memcpyRtWt): Same.
6797 (_ITM_memsetW): Same.
6798 (_ITM_RaRD): Change types to double.
6803 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6805 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6806 Patrick Marlier <patrick.marlier@gmail.com>
6808 * trans-mem.c (requires_barrier): Do not instrument thread local
6809 variables and emit save/restore for them.
6811 2012-01-24 Jason Merrill <jason@redhat.com>
6814 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6815 output static aliases.
6817 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6820 * common.opt (-pie, -shared, pie, shared): Change from Common to
6822 * gcc.c (display_help): Display help for -pie and -shared.
6824 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6827 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6828 Remove note on size/offset limitation.
6829 (AVR Variable Attributes): Add example how to read data located
6830 with progmem. Refer to named address spaces.
6831 * doc/invoke.texi (AVR Options): Fix typo.
6833 2012-01-24 Richard Guenther <rguenther@suse.de>
6835 Forward-port to trunk
6836 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6839 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6840 op0 isn't sufficiently aligned and there is movmisalignM
6841 insn for mode, use it to load op0 into a temporary register.
6843 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6846 * target.def (const_not_ok_for_debug_p): New hook.
6847 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6849 * doc/tm.texi: Regenerated.
6850 * dwarf2out.c (const_ok_for_output_1): If
6851 targetm.const_not_ok_for_debug_p returns true, fail.
6852 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6854 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6856 2012-01-23 Kai Tietz <ktietz@redhat.com>
6859 * config/i386/predicates.md (symbolic_operand): Allow
6860 UNSPEC_PCREL as PIC expression for lea.
6861 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6862 * config/i386/i386.c (ix86_delegitimize_address): Handle
6863 UNSPEC_PCREL for none-MEM, too.
6865 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6867 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6868 (ipa_tm_create_version_alias): Same.
6870 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6873 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6874 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6876 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6877 Patrick Marlier <patrick.marlier@gmail.com>
6878 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6881 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6882 simple_object_start_read.
6884 2012-01-23 Richard Guenther <rguenther@suse.de>
6887 PR tree-optimization/51895
6888 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6889 parameter decomposition into BLKmode components.
6891 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6893 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6894 fake variables for restrict-qualified pointers whose pointed-to type
6895 contains a placeholder.
6897 2012-01-23 Richard Guenther <rguenther@suse.de>
6899 PR tree-optimization/51949
6900 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6902 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6904 PR rtl-optimization/51933
6905 * ree.c (transform_ifelse): Return true right away if dstreg is
6906 already wider or equal to cand->mode.
6907 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6908 (make_defs_and_copies_lists): Remove defs_list and copies_list
6909 arguments, add state argument, just truncate state->work_list
6910 instead of always allocating and freeing the vector. Assert that
6911 get_defs succeeds instead of returning 2. Changed return type to bool.
6912 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6913 have ext_src_mode, see if it has been modified already with the
6914 right kind of extension and has been extended before from the
6915 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6916 just return true. Remember the original mode in state->modified array.
6917 (combine_reaching_defs): Add state argument. Don't allocate and
6918 free here def_list, copied_list and vec vectors, instead just
6919 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6920 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6921 Add state variable, clear vectors in it, initialize state.modified
6922 if needed. Free all the vectors at the end and state.modified too.
6923 Don't skip a candidate if the extension expression has been modified.
6925 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6928 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6929 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6930 (extra_options) interix.opt -> i386/interix.opt"
6931 (extra_objs):Add winnt-stubs.o
6932 * configure.ac: Add interix to target_os .comm on PE check.
6933 * configure: Regenerate.
6934 * config/interix3.h: Delete and move bits to..
6935 * config/interix.h: Delete and move bits to..
6936 * config/i386/i386-interix3.h: Delete and move bits to..
6937 * config/i386/i386-interix.h: ..here.
6938 (TARGET_CPU_DEFAULT): Remove redefinition.
6939 (TARGET_ASM_CONSTRUCTOR): Undefine.
6940 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6941 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6942 (PTRDIFF_TYPE): Define.
6943 (LONG_DOUBLE_TYPE_SIZE): Define.
6944 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6945 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6946 (TARGET_SECTION_TYPE_FLAGS): Define.
6947 (ASM_DECLARE_FUNCTION_NAME): Define.
6948 (ASM_OUTPUT_EXTERNAL): Define.
6949 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6950 (ASM_OUTPUT_ALIGNED_BSS): Define.
6951 (PCC_BITFIELD_TYPE_MATTERS): Define.
6952 (USE_CONST_SECTION): Define.
6953 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6954 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6955 (SUPPORTS_ONE_ONLY): Remove.
6956 (I386_PE_STRIP_ENCODING): Define.
6957 * config/interix.opt: Delete and move bits to..
6958 * config/i386/interix.opt: ..here. New.
6959 (mpe-aligned-commons): Add.
6960 * config/i386/t-interix: Add copyright header.
6961 (winnt-stubs.o): Add rule.
6963 2012-01-22 Jason Merrill <jason@redhat.com>
6966 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6967 for extra name aliases.
6969 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6971 PR rtl-optimization/51924
6972 * ree.c (combine_set_extension): Improve debugging message.
6973 (combine_reaching_defs): Likewise.
6974 (get_defs): Rename confusingly named variable.
6975 (find_and_remove_re): Skip a candidate if the extension expression has
6978 2012-01-21 Robert Millan <rmh@gnu.org>
6979 Gerald Pfeifer <gerald@pfeifer.com>
6981 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6982 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6984 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6986 PR tree-optimization/51914
6987 * tree-vect-stmts.c (vectorizable_conversion): For
6988 cvt_type && modifier == WIDEN, put temporary with cvt_type
6989 at the beginning of vec_dsts and set vec_dest to temporary
6992 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6994 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6996 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6998 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6999 * config/rs6000/rs6000.c: Likewise.
7001 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7004 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7005 output_move_double on a copy of operands array.
7007 2012-01-20 Cary Coutant <ccoutant@google.com>
7008 Dodji Seketeli <dodji@redhat.com>
7011 * dwarf2out.c (copy_declaration_context): Return ref to parent
7012 of declaration DIE, if necessary.
7013 (remove_child_or_replace_with_skeleton): Add new parameter; update
7014 caller. Place skeleton DIE under parent DIE of original declaration.
7015 Move call to copy_declaration_context to here ...
7016 (break_out_comdat_types): ... from here.
7018 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7020 PR rtl-optimization/51856
7021 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7024 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7027 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7028 hints for neon loads and stores.
7030 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7034 * doc/extend.texi (Named Address Spaces): Split into subsections.
7035 (AVR Named Address Spaces): New subsection.
7036 (M32C Named Address Spaces): New subsection.
7037 (RL78 Named Address Spaces): New subsection.
7038 (SPU Named Address Spaces): New subsection.
7039 (Variable Attributes): New anchor "AVR Variable Attributes".
7040 (AVR Variable Attributes): Rewrite and avoid wording
7041 "address space" in this context.
7042 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7043 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7044 (AVR Built-in Macros): New subsubsection therein.
7045 * doc/md.texi (AVR constraints): Remove "C04", "R".
7047 2012-01-20 Richard Guenther <rguenther@suse.de>
7049 PR tree-optimization/51903
7050 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7051 when removing stmts.
7053 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7056 * config/arm/arm.c (arm_load_pic_register): Use
7057 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7058 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7059 (arm_pic_static_addr): Likewise.
7060 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7061 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7062 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7063 (pic_load_addr_unified): New.
7065 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7068 * function.c (instantiate_virtual_regs_in_insn): Use
7069 delete_insn_and_edges when removing a wrong asm insn.
7071 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7073 PR rtl-optimization/40761
7074 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7075 Add new member loop_num.
7076 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7077 (ira_build): Remove the parameter.
7079 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7080 (ira.c): Do not build CFG loops for one region allocation. Remove
7081 argument from ira_build call.
7083 * ira-build.c (init_loop_tree_node): New function.
7084 (create_loop_tree_nodes): Use it. Separate the case when CFG
7085 loops are not built.
7086 (more_one_region_p): Check current_loops.
7087 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7089 (add_loop_to_tree): Process loop equal to NULL too.
7090 (form_loop_tree): Separate the case when CFG loops are not built.
7091 Use explicitly number for the root.
7092 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7094 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7095 instead of loop->num.
7096 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7097 (mark_all_loops_for_removal): Ditto.
7098 (remove_unnecessary_regions): Separate the case when CFG loops
7100 (ira_build): Remove the parameter. Use explicit number of regions
7101 when CFG loops are not built.
7103 * ira-color.c (print_loop_title): Separate the case for the root node.
7104 Use loop_num instead of loop->num.
7105 (move_spill_restore): Use loop_num instead of loop->num.
7107 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7108 (change_loop): Ditto.
7109 (change_loop): Use loop_num instead of loop->num.
7111 * ira-lives.c (process_bb_node_lives): Ditto.
7113 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7115 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7117 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7120 * tree-mudflap.c (mf_artificial): New function.
7121 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7122 mx_register_decls, mudflap_enqueue_decl): Use it.
7125 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7126 numbers in the insn pattern.
7128 2012-01-19 Michael Matz <matz@suse.de>
7130 PR tree-optimization/46590
7131 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7132 use it in remembering which conflicts we already created.
7133 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7136 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7139 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7140 (merge_and_complain): Same.
7142 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7145 * config/initfini-array.h: Guard content of the header
7146 with #ifdef HAVE_INITFINI_ARRAY.
7147 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7148 Add initfini-array.h to tm_file here.
7149 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7150 * config.gcc: Don't add initfini-array.h to tm_file here.
7151 * configure: Regenerated.
7153 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7155 PR rtl-optimization/51505
7156 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7157 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7158 (df_note_bb_compute): Update the call to df_kill_notes.
7160 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7162 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7164 2012-01-18 Richard Guenther <rguenther@suse.de>
7166 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7167 of conversions to void *.
7169 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7170 Richard Sandiford <rdsandiford@googlemail.com>
7174 * optabs.h (simplify_expand_binop): Declare.
7175 * optabs.c (simplify_expand_binop): Make global.
7176 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7177 endian targets if the source cannot be exactly covered by word
7180 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7183 * hard-reg-set.h (struct hard_reg_set_container): New type.
7184 * target.h (struct hard_reg_set_container): Forward declare.
7185 * target.def (set_up_by_prologue): New target hook.
7186 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7187 * doc/tm.texi: Regenerated.
7188 * function.c (thread_prologue_and_epilogue_insns): Change
7189 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7190 Call targetm.set_up_by_prologue on it.
7191 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7192 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7194 2012-01-17 Nick Clifton <nickc@redhat.com>
7196 * config/rx/rx.c (rx_can_use_simple_return): New function.
7197 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7198 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7200 2012-01-17 Richard Guenther <rguenther@suse.de>
7203 * expr.c (expand_assignment): Take address-space information
7204 from the address operand of MEM_REF and TARGET_MEM_REF.
7205 (expand_expr_real_1): Likewise.
7207 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7209 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7210 reload dump is requested.
7212 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7215 * trans-mem.c (requires_barrier): Call may_be_aliased.
7217 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7219 PR tree-optimization/51877
7220 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7221 call arguments and fndecls compare equal, instead return false if they
7222 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7223 both SSA_NAMEs that are valueized the same, or they satisfy
7226 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7228 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7230 * configure: Regenerate.
7232 2012-01-16 Jan Hubicka <jh@suse.cz>
7236 * convert.c (convert_to_integer): Use fold_convert for
7237 converting an INTEGER_CST to integer type.
7239 2012-01-16 Jason Merrill <jason@redhat.com>
7242 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7244 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7247 * config/s390/s390.c (s390_chunkify_start): Don't skip
7248 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7249 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7250 If insn is followed by NOTE_INSN_VAR_LOCATION or
7251 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7252 Don't use location of note insns.
7254 PR tree-optimization/51865
7255 * tree-inline.c (tree_function_versioning): Call remap_decl
7256 on DECL_RESULT whenever it has VOID_TYPE_P type.
7258 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7260 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7261 for calls to locally-binding MIPS16 functions if only the return
7262 type uses float regs.
7264 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7265 Richard Sandiford <rdsandiford@googlemail.com>
7267 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7268 (SYMBOL_32_HIGH): Likewise.
7269 (mips_output_tls_reloc_directive): Declare.
7270 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7271 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7272 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7273 (mips_lo_relocs, mips_hi_relocs): Make extern.
7274 (mips16_stub_function): Move up file.
7275 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7276 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7277 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7278 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7279 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7280 (mips_get_tp): Add MIPS16 support.
7281 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7282 Generalize DTPREL and TPREL handling.
7283 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7284 Add MIPS16 TLS support.
7285 (mips_output_tls_reloc_directive): New function.
7286 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7287 * config/mips/predicates.md (symbolic_operand_with_high)
7288 (tls_reloc_operand): New predicates.
7289 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7290 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7291 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7292 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7293 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7294 (*tls_get_tp_mips16_call_<mode>): Likewise.
7296 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7298 PR rtl-optimization/51821
7299 * recog.c (peep2_find_free_register): Determine clobbered registers
7302 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7305 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7306 * config/avr/avr.c: Likewise.
7307 * config/avr/avr.h: Likewise.
7309 2012-01-13 Ian Lance Taylor <iant@google.com>
7312 * tree.h (TYPE_QUALS): Add cast to int.
7313 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7315 2012-01-13 Ian Lance Taylor <iant@google.com>
7317 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7318 comparing param_index to VEC_length result.
7320 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7322 * c-decl.c: Do not include tree-mudflap.h
7323 * tree-optimize.c: Likewise.
7324 * Makefile.in: Update dependencies.
7326 2012-01-13 Richard Guenther <rguenther@suse.de>
7329 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7330 variable-sized result always use RSO.
7332 2012-01-12 DJ Delorie <dj@redhat.com>
7334 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7335 pointer type, not just the default pointer type.
7337 2012-01-09 Richard Henderson <rth@redhat.com>
7338 Denis Chertykov <chertykov@gmail.com>
7341 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7342 * config/avr/avr.c (avr_can_eliminate): Simplify.
7343 (avr_initial_elimination_offset): Likewise.
7344 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7345 (expand_epilogue): Likewise.
7346 (avr_legitimize_address): Gut.
7347 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7348 (avr_hard_regno_nregs): New.
7349 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7350 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7351 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7352 add soft frame pointer.
7353 (CALL_USED_REGISTERS): Likewise.
7354 (REG_CLASS_CONTENTS): Likewise.
7355 (REGISTER_NAMES): Likewise.
7356 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7357 (HARD_FRAME_POINTER_REGNUM): New.
7358 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7359 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7360 remove the HARD_FRAME_POINTER self-elimination.
7362 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7365 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7366 DECL_EXTERNAL when checking for initializers of progmem variables.
7368 2012-01-12 Ira Rosen <irar@il.ibm.com>
7370 PR tree-optimization/51799
7371 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7372 that the last operation is a type demotion.
7374 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7376 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7377 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7379 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7382 * combine.c (distribute_notes): If i3 is a noreturn call,
7383 allow old_size to be equal to args_size and make sure the
7384 noreturn call gets REG_ARGS_SIZE note.
7385 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7386 on noreturn calls even when the delta is 0.
7388 2012-01-11 Nathan Sidwell <nathan@acm.org>
7390 * gcov.c (STRING_SIZE): Remove.
7391 (generate_results): Erase annotations for source files with no
7392 coverage information.
7394 (output_lines): Use it.
7396 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7398 * gimple.h (gimplify_body): Remove first argument.
7399 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7400 pointer set here, instead just pass DATA to walk_tree.
7401 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7402 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7403 (unvisit_body): Likewise, but with unmark_visited.
7404 (gimplify_body): Remove BODY_P argument and adjust.
7405 (gimplify_function_tree): Adjust call to gimplify_body.
7406 * omp-low.c (finalize_task_copyfn): Likewise.
7408 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7410 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7411 (build_function_type_skip_args): Delete.
7412 * tree.c (build_function_type_skip_args): Make static and add
7413 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7414 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7415 pass it to build_function_type_skip_args.
7416 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7417 (tree_function_versioning): Likewise.
7418 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7419 build_function_decl_skip_args.
7420 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7421 and pass it to build_function_decl_skip_args/tree_function_versioning.
7422 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7423 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7424 * trans-mem.c (ipa_tm_create_version): Likewise.
7425 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7426 * tree-inline.c (declare_return_variable): Remove always-true test.
7427 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7428 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7429 * ipa-split.c (split_function): Skip the return value for the split
7430 part if it doesn't return.
7432 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7434 PR tree-optimization/49642
7435 * ipa-split.c (forbidden_dominators): New variable.
7436 (check_forbidden_calls): New function.
7437 (dominated_by_forbidden): Likewise.
7438 (consider_split): Check for forbidden dominators.
7439 (execute_split_functions): Initialize and free forbidden
7440 dominators info; call check_forbidden_calls.
7442 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7444 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7446 2012-01-11 Nick Clifton <nickc@redhat.com>
7448 * config/rx/rx.md (return): Define pattern.
7450 2012-01-11 Richard Guenther <rguenther@suse.de>
7452 * doc/extend.texi (malloc attribute): Adjust according to
7455 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7456 Patrick Marlier <patrick.marlier@gmail.com>
7459 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7460 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7461 (ipa_tm_note_irrevocable): Same.
7462 (ipa_tm_scan_irr_block): Same.
7463 (ipa_tm_decrement_clone_counts): Same.
7464 (ipa_tm_scan_irr_function): Same.
7465 (ipa_tm_create_version_alias): Same.
7466 (ipa_tm_create_version): Same.
7467 (ipa_tm_transform_calls_redirect): Same.
7468 (ipa_tm_transform_calls): Same.
7469 (ipa_tm_transform_transaction): Same.
7470 (ipa_tm_execute): Same.
7472 2012-01-10 Richard Guenther <rguenther@suse.de>
7475 * opts.c (common_handle_option): Handle -Werror.
7477 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7479 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7482 2012-01-10 Jason Merrill <jason@redhat.com>
7484 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7487 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7489 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7490 supports R_386_TLS_GD_PLT reloc.
7491 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7492 supports R_386_TLS_LDM_PLT reloc.
7493 * configure: Regenerate.
7494 * config.in: Regenerate.
7496 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7499 Extend __pgmx semantics to linearize memory.
7500 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7501 determine if code comes inline or from libgcc.
7502 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7503 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7504 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7505 (movmemx_qi, movmemx_hi): New insns.
7506 (xload_<mode>_libgcc): Rewrite to new insn condition.
7507 (xload_<mode>): Remove insns.
7508 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7509 cases that don't satisfy avr_xload_libgcc_p().
7510 (avr_addr_space_convert): Allow converting in any direction.
7511 (avr_addr_space_subset_p): Return always true.
7512 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7513 (avr_emit_movmemhi): Ditto.
7514 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7515 (avr_out_movmem): Ditto.
7516 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7517 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7518 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7519 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7520 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7522 2012-01-10 Richard Guenther <rguenther@suse.de>
7524 PR tree-optimization/50913
7525 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7526 Require data-refs to be representable by Graphite with respect
7529 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7531 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7532 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7534 2012-01-10 Tom de Vries <tom@codesourcery.com>
7536 PR rtl-optimization/51271
7537 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7538 handling annulled branch.
7540 2012-01-10 Richard Henderson <rth@redhat.com>
7542 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7543 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7544 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7545 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7546 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7547 arm_expand_vec_perm_const): New.
7548 * config/arm/arm-protos.h: Update.
7549 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7550 (*neon_vswp<VDQX>): New.
7551 (neon_vcombine<VDX>): Use neon_split_vcombine.
7552 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7553 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7554 (vec_perm<VE>): New.
7556 2012-01-10 Richard Henderson <rth@redhat.com>
7558 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7559 use it if reload_completed.
7560 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7561 arm_output_asm_insn, arm_process_output_memory_barrier,
7562 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7563 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7564 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7565 arm_process_output_sync_insn, arm_output_sync_insn,
7566 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7567 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7568 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7569 (emit_unlikely_jump): New.
7570 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7571 (arm_split_atomic_op): New.
7572 * config/arm/arm-protos.h: Update.
7573 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7574 (struct arm_sync_generator): Remove.
7575 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7576 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7577 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7578 (VUNSPEC_LL, VUNSPEC_SC): New.
7579 (sync_result, sync_memory, sync_required_value, sync_new_value,
7580 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7581 (attr length): Don't use arm_sync_loop_insns.
7582 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7583 (movsfcc, movdfcc): Likewise.
7584 * config/arm/constraints.md (Ua): New.
7585 * config/arm/prediates.md (mem_noofs_operand): New.
7586 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7587 (sync_clobber, sync_t2_reqd): Remove.
7588 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7589 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7590 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7591 (arm_sync_compare_and_swap<SIDI>): Remove.
7592 (arm_sync_compare_and_swap<NARROW>): Remove.
7593 (arm_sync_lock_test_and_set<SIDI>): Remove.
7594 (arm_sync_lock_test_and_set<NARROW>): Remove.
7595 (arm_sync_new_<syncop><SIDI>): Remove.
7596 (arm_sync_new_<syncop><NARROW>): Remove.
7597 (arm_sync_new_nand<SIDI>): Remove.
7598 (arm_sync_new_nand<NARROW>): Remove.
7599 (arm_sync_old_<syncop><SIDI>): Remove.
7600 (arm_sync_old_<syncop><NARROW>): Remove.
7601 (arm_sync_old_nand<SIDI>): Remove.
7602 (arm_sync_old_nand<NARROW>): Remove.
7603 (*memory_barrier): Merge arm_output_memory_barrier.
7604 (atomic_compare_and_swap<QHSD>): New.
7605 (atomic_compare_and_swap<NARROW>_1): New.
7606 (atomic_compare_and_swap<SIDI>_1): New.
7607 (atomic_exchange<QHSD>): New.
7608 (cas_cmp_operand, cas_cmp_str): New.
7609 (atomic_op_operand, atomic_op_str): New.
7610 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7611 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7612 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7613 (arm_load_exclusive<NARROW>): New.
7614 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7615 (arm_store_exclusive<QHSD>): New.
7617 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7619 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7620 reload patterns if -mvsx-scalar-memory.
7622 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7623 generated, even -mno-vsx-scalar-double was used.
7624 (vsx_xscvdpsp_scalar): Likewise.
7625 (vsx_xscvspdp_scalar2): Likewise.
7627 2012-01-09 Tom de Vries <tom@codesourcery.com>
7628 Andrew Pinski <apinski@cavium.com>
7631 * reorg.c (fill_slots_from_thread): Don't speculate
7632 frame-related insns.
7634 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7636 * sched-int.h (bb_note): Move to...
7637 * basic-block.h: ...here.
7638 * haifa-sched.c (bb_note): Move to...
7639 * cfgrtl.c: ...here.
7640 * function.c (next_block_for_reg): New function.
7641 (move_insn_for_shrink_wrap): Likewise.
7642 (prepare_shrink_wrap): Rewrite to use the above.
7644 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7646 * gimple.c (is_gimple_non_addressable): Remove.
7647 * gimple.h: Remove is_gimple_non_addressable.
7648 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7649 is_gimple_non_addressable.
7650 * trans-mem.c (expand_assign_tm): Same.
7652 2012-01-09 Richard Guenther <rguenther@suse.de>
7654 PR tree-optimization/51775
7655 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7656 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7658 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7660 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7662 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7664 2012-01-09 Richard Guenther <rguenther@suse.de>
7666 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7668 2012-01-08 Jan Hubicka <jh@suse.cz>
7670 PR tree-optimize/51680
7671 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7672 on when known_vals needs to be computed; cleanup.
7674 2012-01-08 Jan Hubicka <jh@suse.cz>
7676 PR tree-optimize/51694
7677 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7679 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7681 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7682 for -std=c++98 and -std=c++11 too.
7684 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7686 * cfgloop.c (cancel_loop): Add free() of bbs array.
7688 2012-01-07 Jan Hubicka <jh@suse.cz>
7690 PR tree-optimization/51600
7691 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7692 that benefits small functions.
7694 2012-01-07 Jan Hubicka <jh@suse.cz>
7696 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7698 2012-01-07 Jan Hubicka <jh@suse.cz>
7700 PR tree-optimization/51680
7701 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7702 whose inlining reduce unit size.
7704 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7707 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7708 Add canonical node to containing_mem chain after the non-canonical
7709 one, even if there weren't any locs to propagate.
7710 (remove_useless_values): Keep only canonical values.
7711 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7712 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7713 canonicalize mem_chain elements that are not discarded.
7715 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7718 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7719 before emitting functions.
7721 PR gcov-profile/50127
7722 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7723 clear_aux_for_blocks.
7725 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7728 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7730 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7732 * c-decl.c (ext_block): Moved up.
7733 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7735 2012-01-06 Han Shen <shenhan@google.com>
7737 Translate built-in include paths for sysroot.
7738 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7739 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7741 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7742 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7744 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7745 control whether sysroot should be prepended to gxx include dir.
7747 * configure: Regenerate.
7749 2012-01-06 Torvald Riegel <triegel@redhat.com>
7751 PR rtl-optimization/51771
7752 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7753 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7755 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7757 PR tree-optimization/51315
7758 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7759 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7761 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7764 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7765 for shrp pattern. Correctly handle and fixup shift variable.
7766 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7768 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7771 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7772 note when !ACCUMULATE_OUTGOING_ARGS.
7774 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7776 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7778 (extract_range_from_unary_expr_1): Avoid useless computations.
7780 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7782 PR rtl-optimization/51767
7783 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7784 of jump_block and add an extra edge for degenerated asm gotos.
7787 * stmt.c (check_unique_operand_names): Don't ICE during error
7788 reporting if i is from labels chain.
7791 * profile.c (branch_prob): Split bbs that have exit edge
7792 and need a fake entry edge too.
7794 2012-01-05 Jan Hubicka <jh@suse.cz>
7797 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7800 2012-01-05 Richard Guenther <rguenther@suse.de>
7803 * tree-streamer-out.c (write_ts_optimization): New function.
7804 (streamer_write_tree_body): Call it.
7805 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7806 (streamer_read_tree_body): Call it.
7807 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7809 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7812 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7813 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7814 in_cleanup_point_expr before gimplify_stmt call and restore it
7816 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7817 in_cleanup_point_expr is false.
7819 2012-01-05 Richard Guenther <rguenther@suse.de>
7822 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7824 * toplev.c (process_options): Reject combining mudflap and LTO.
7825 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7827 2012-01-05 Richard Guenther <rguenther@suse.de>
7829 PR tree-optimization/51760
7830 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7832 (bit_value_unop): Handle UNDEFINED operands.
7833 (bit_value_binop): Likewise.
7835 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7837 * config/avr/avr.c (avr_replace_prefix): Remove.
7838 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7839 (avr_asm_function_rodata_section): Ditto.
7840 (avr_asm_select_section): Ditto.
7842 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7844 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7847 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7850 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7851 calls that have any non-fake successor edges.
7854 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7856 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7858 PR tree-optimization/51624
7859 * tree-sra.c (build_ref_for_model): When replicating a chain of
7860 COMPONENT_REFs, stop as soon as the offset would become negative.
7862 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7865 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7866 in .debug_loc on the floor.
7868 2012-01-04 Andrew Pinski <apinski@cavium.com>
7870 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7872 2012-01-04 Andrew Pinski <apinski@cavium.com>
7873 Adam Nemet <anemet@caviumnetworks.com>
7875 * config/mips/mips.md (size): Add SI and DI.
7876 (SIZE): New mode attribute.
7877 (U): New code attribute.
7878 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7879 (mips_lbux_<mode>): Delete.
7880 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7881 (mips_lhx): Use gen_mips_lhx_extsi.
7882 (mips_lhx_<mode>): Delete.
7884 (mips_l<size>x): New expand.
7885 (mips_lwx_<mode>): Delete.
7886 (mips_l<GPR:size>x_<P:mode>): New pattern.
7887 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7888 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7889 * config/mips/mips.c (mips_lx_address_p): New function.
7890 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7891 (dsp64): New availability predicate.
7892 (mips_builtins): Add an entry for __builtin_mips_ldx.
7893 * config/mips/mips.h (ISA_HAS_LBX): New define.
7894 (ISA_HAS_LBUX): Likewise.
7895 (ISA_HAS_LHX): Likewise.
7896 (ISA_HAS_LHUX): Likewise.
7897 (ISA_HAS_LWX): Likewise.
7898 (ISA_HAS_LWUX): Likewise.
7899 (ISA_HAS_LDX): Likewise.
7900 * doc/extend.texi (__builtin_mips_ldx): Document.
7902 2012-01-04 Tristan Gingold <gingold@adacore.com>
7904 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7905 when long pointers are used.
7906 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7907 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7908 (ia64-hp-*vms*): Remove.
7909 * config/vms/xm-vms64.h: Delete.
7911 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7914 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7916 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7918 * opts.c (finish_options): Remove duplicate sorry.
7920 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7923 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7926 2012-01-04 Richard Guenther <rguenther@suse.de>
7929 * tree.c (size_low_cst): New function.
7930 * tree.h (size_low_cst): Declare.
7931 * fold-const.c (fold_comparison): Use it to extract the low
7932 part of the POINTER_PLUS_EXPR offset.
7934 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7936 Fix clearing ZERO_REG
7937 * config/avr/avr.md (cc): Add alternative "ldi".
7938 (movqi_insn): Use it in cc attribute.
7939 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7940 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7941 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7943 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7945 * configure: Regenerate.
7947 2012-01-04 Richard Guenther <rguenther@suse.de>
7949 PR tree-optimization/49651
7950 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7951 (var_can_have_subvars): Use it.
7952 (get_constraint_for_1): Only consider subfields if there can be any.
7954 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7957 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7958 to its new canonical_cselib_val and the cselib_val was in
7959 first_containing_mem chain, but the canonical_cselib_val was not,
7960 add the latter into the chain.
7961 (cselib_invalidate_mem): Compare canonical_cselib_val of
7962 addr_list chain elt with v.
7965 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7966 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7968 (output_macinfo_op): Don't ggc_strdup fd->filename.
7969 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7970 then ggc_strdup it. Don't free inc->info or cur->info.
7971 (output_macinfo): Don't free ref->info or file->info.
7973 2012-01-03 Ira Rosen <irar@il.ibm.com>
7975 PR tree-optimization/51269
7976 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7977 first_niters a pointer.
7978 (slpeel_tree_peel_loop_to_edge): Likewise.
7979 (vect_do_peeling_for_loop_bound): Update call to
7980 slpeel_tree_peel_loop_to_edge.
7981 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7982 here. Remove it from the parameters list.
7983 (vect_do_peeling_for_alignment): Update calls and compute
7986 2012-01-03 Richard Guenther <rguenther@suse.de>
7988 PR tree-optimization/51070
7989 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7990 Properly handle calls.
7992 2012-01-03 Richard Guenther <rguenther@suse.de>
7994 PR tree-optimization/51692
7995 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7996 the LHS of allocation stmts.
7998 2012-01-03 Olivier Hainque <hainque@adacore.com>
8000 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8002 2012-01-03 Olivier Hainque <hainque@adacore.com>
8004 * collect2.c (main): In AIX specific computations for vector
8005 insertions, use CONST_CAST2 to cast from char ** to const char **.
8007 2012-01-03 Richard Guenther <rguenther@suse.de>
8010 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8011 the context of a limbo DIE when it does not already exist.
8013 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8015 PR tree-optimization/51719
8016 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8017 but direct call is, clear direct call's lhs and don't add fallthrough
8018 edge from dcall_bb to join_bb and PHIs.
8020 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8022 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8023 the instructions emitted by the pattern.
8024 ("*TDC_insn_<mode>"): Add comment.
8026 2012-01-03 Richard Guenther <rguenther@suse.de>
8029 * fold-const.c (fold_comparison): Properly canonicalize
8030 tree offset and HOST_WIDE_INT bit position.
8032 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8034 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8035 operands for extzv pattern.
8037 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8040 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8043 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8045 * doc/invoke.texi (-flto and related options): Copy-edit.
8047 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8049 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8051 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8053 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8056 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8058 * expr.h (move_by_pieces_ninsns): Declare.
8059 * expr.c (move_by_pieces_ninsns): Make external.
8060 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8061 (mips_store_by_pieces_p): Likewise.
8062 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8063 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8064 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8065 (mips_store_by_pieces_p): Likewise.
8067 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8069 * passes.c (register_one_dump_file): Free full_name.
8071 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8072 (calculate_elim_costs_all_insns): Free offsets_at and
8073 offsets_known_at at the end and clear the pointers.
8075 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8077 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8078 this option introduced in r180739.
8080 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8083 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8084 (tmake_file target=avr): Add avr/t-multilib.
8086 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8087 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8088 * config/avr/genmultilib.awk: New file.
8089 * config/avr/t-multilib: New auto-generated file.
8090 * config/avr/multilib.h: New auto-generated file.
8091 * config/avr/t-avr (AVR_MCUS): New variable.
8092 (genopt.sh): Use it.
8093 (s-mlib): Depend on t-multilib.
8094 (t-multilib, multilib.h): New dependencies.
8095 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8096 (MULTILIB_OPTIONS): Remove.
8097 (MULTILIB_MATCHES): Remove.
8098 (MULTILIB_DIRNAMES): Remove.
8099 (MULTILIB_EXCEPTIONS): Remove:
8100 * config/avr/genopt.sh: Don't use hard coded file name;
8101 pass AVR_MCUS from t-avr instead.
8103 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8105 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8107 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8109 Implement light-weight DImode support.
8110 * config/avr/avr-dimode.md: New file.
8111 * config/avr/avr.md: Include it.
8112 (adjust_len): Add plus64, compare64.
8113 (HIDI): Remove code iterator.
8114 (code_stdname): New code attribute.
8115 (rotx, rotsmode): Remove DI.
8116 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8118 * config/avr/avr-protos.h (avr_have_dimode): New.
8119 (avr_out_plus64, avr_out_compare64): New.
8120 * config/avr/avr.c (avr_out_compare): Handle DImode.
8121 (avr_have_dimode): New variable definition and initialization.
8122 (avr_out_compare64, avr_out_plus64): New functions.
8123 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8124 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8125 (avr_compare_pattern): Skip DImode comparisons.
8127 2012-01-02 Revital Eres <revital.eres@linaro.org>
8129 * ddg.c (def_has_ccmode_p): New function.
8130 (add_cross_iteration_register_deps,
8131 create_ddg_dep_from_intra_loop_link): Call it.
8133 2012-01-02 Richard Guenther <rguenther@suse.de>
8136 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8138 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8140 * gcc.c (process_command): Update copyright notice dates.
8141 * gcov.c (print_version): Likewise.
8142 * gcov-dump.c (print_version): Likewise.
8143 * mips-tfile.c (main): Likewise.
8144 * mips-tdump.c (main): Likewise.
8146 2012-01-01 Ira Rosen <irar@il.ibm.com>
8148 PR tree-optimization/51704
8149 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8150 a use is inside the basic block or loop before accessing its vect info.
8152 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8154 PR rtl-optimization/51069
8155 * cfgloopmanip.c (remove_path): Removing path making irreducible
8156 region unconditional makes BB part of the region.
8158 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8160 PR tree-optimization/51683
8161 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8162 calls with side-effects.
8163 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8165 Copyright (C) 2012 Free Software Foundation, Inc.
8167 Copying and distribution of this file, with or without modification,
8168 are permitted in any medium without royalty provided the copyright
8169 notice and this notice are preserved.