1 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
4 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
6 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
7 "cmp" RTX before signed_comparison_operator check to account
10 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
12 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
14 2013-09-01 Iain Sandoe <iain@codesourcery.com>
17 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
19 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
20 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
21 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
23 * doc/tm.texi: Regenerate.
24 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
26 * config/darwin-c.c: Include target.h.
27 (darwin_objc_declare_unresolved_class_reference): New function.
28 (darwin_objc_declare_class_definition): New function.
29 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
30 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
32 2013-09-01 Iain Sandoe <iain@codesourcery.com>
34 Backport from mainline:
35 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
37 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
38 it is not needed after split.
40 2013-07-20 Iain Sandoe <iain@codesourcery.com>
43 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
44 second label for nonlocal goto receivers. Don't output pic base labels
45 unless we're producing PIC; mark that action unreachable().
46 (ix86_save_reg): If the function contains a nonlocal label, save the
48 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
49 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
50 (update_pic_label_number_if_needed): New.
51 (machopic_output_function_base_name): Adjust for nonlocal receiver
53 (machopic_should_output_picbase_label): New.
54 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
55 (nonlocal_goto_receiver): New insn and split.
57 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
59 Backport from mainline
60 2013-08-27 Christian Widmer <shadow@umbrox.de>
63 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
64 of Ivy Bridge processors.
66 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
69 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
70 suggested mode for the assignment isn't compatible with the
73 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
75 Backport from mainline
76 2013-08-12 Perez Read <netfirewall@gmail.com>
79 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
80 operand 0 for intel asm alternative.
81 (*movabs<mode>_2): Ditto for operand 1.
83 2013-08-13 Marek Polacek <polacek@redhat.com>
86 2013-0813 Marek Polacek <polacek@redhat.com>
87 Jakub Jelinek <jakub@redhat.com>
89 PR tree-optimization/57980
90 * tree-tailcall.c (process_assignment): Return false
91 when not dealing with integers or floats.
93 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
95 Backport from mainline
96 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
98 * collect2-aix.h: Define F_LOADONLY.
100 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
102 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
103 the implied StoreLoad barrier for atomic operations if before.
105 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
107 Backport from 2013-07-11 trunk r200901.
110 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
111 name seen by assembler/linker if available.
113 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
115 Backport from 2013-07-10 trunk r200872.
118 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
121 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
123 Backport from mainline
124 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
126 * config/i386/sse.md (sse_movlhps): Change alternative 3
129 2013-07-09 Joseph Myers <joseph@codesourcery.com>
131 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
132 adjust register size for TDmode and TFmode for VSX registers.
134 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
136 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
138 2013-07-08 Jakub Jelinek <jakub@redhat.com>
140 PR rtl-optimization/57829
141 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
142 mask bits outside of mode are just sign-extension from mode to HWI.
144 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
146 Backport from mainline
147 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
150 * config/i386/i386.c (construct_container): Report error if
151 long double is used with disabled x87 float returns.
153 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
155 Backport from mainline
156 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
159 * collect2.c (collect_atexit): New.
160 (collect_exit): Delete.
161 (main): Register collect_atexit with atexit.
162 (collect_wait): Change collect_exit to exit.
164 * collect2.h (collect_exit): Delete.
165 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
167 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
169 Backport from mainline
170 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
172 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
173 cmp_code to construct REG_EQUAL note.
175 Backport from mainline
176 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
178 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
179 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
181 Backport from mainline
182 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
185 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
186 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
187 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
189 2013-06-09 Jakub Jelinek <jakub@redhat.com>
192 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
193 that operands[2] doesn't overlap with operands[0].
195 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
198 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
199 for non-sse2 targets. Simplify mode attribute calculation.
201 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
203 Backport from mainline
204 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
206 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
207 cache parameters using detect_caches_amd also for CYRIX,
208 NSC and TM2 signatures.
210 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
211 Dzianis Kahanovich <mahatma@eu.by>
215 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
216 VIA/Centaur processors and determine their cache parameters
217 using detect_caches_amd.
219 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
221 * config/i386/i386.c (ix86_option_override_internal): Add
222 PTA_POPCNT to corei7 entry.
224 2013-05-14 Richard Biener <rguenther@suse.de>
226 PR gcov-profile/57269
227 Backport from mainline
228 2012-06-30 Nathan Sidwell <nathan@acm.org>
230 * coverage.c (coverage_init): Read counts file before writing
233 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
236 Backport from mainline
237 2013-01-22 Jakub Jelinek <jakub@redhat.com>
240 * config/i386/i386.md (UNSPEC_STOS): New.
241 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
242 *strsetqi_1): Add UNSPEC_STOS.
244 2013-05-10 Joey Ye <joey.ye@arm.com>
246 Backport from mainline
247 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
250 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
252 (thumb1_extendhisi2): Reduce Thumb pool range.
253 (arm_movdi): Likewise.
254 (thumb1_movdi_insn): Likewise.
255 (thumb1_movsi_insn): Likewise.
256 (pic_load_addr_unified): Likewise.
257 (pic_load_addr_32bit): Likewise.
258 (pic_load_addr_thumb1): Likewise.
259 (thumb1_movhf): Likewise.
260 (arm_movsf_soft_insn): Likewise.
261 (thumb1_movsf_soft_insn): Likewise.
262 (movdf_soft_insn): Likewise.
263 (thumb1_movdf_soft_insn): Likewise.
264 * config/arm/neon.md (*neon_mov<mode>): Likewise.
265 (*neon_mov<mode>): Likwise.
266 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
267 (*thumb2_movhi_insn): Likewise.
268 (*thumb2_extendqisi_v6): Likewise.
269 (*thumb2_zero_extendqisi_v6): Likewise.
270 (*thumb2_zero_extendqisi2_v6): Likewise.
271 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
272 (*movdi_vfp): Likewise.
273 (*movdi_vfp_cortexa8): Likewise.
274 (*thumb2_movsf_vfp): Likewise.
275 (*thumb2_movdf_vfp): Likewise.
277 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
279 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
280 Add mthumb/march=armv7-a multilib.
281 Add mthumb/march=armv7-r multilib.
282 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
284 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
287 * config/v850/t-rtems: Add more multilibs.
289 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
292 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
295 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
296 to save TFmode registers and DImode to save TImode registers for
297 caller save operations.
298 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
299 mark being partially clobbered since they only use the first
302 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
303 and TDmode only use the upper 64-bits of each VSX register.
305 2013-05-03 Marek Polacek <polacek@redhat.com>
307 Backport from mainline
308 2013-04-25 Marek Polacek <polacek@redhat.com>
310 PR tree-optimization/57066
311 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
313 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
315 Backport from mainline
316 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
319 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
321 (*zero_extendsidi2): Ditto.
323 Backport from mainline
324 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
327 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
329 2013-04-29 Christian Bruel <christian.bruel@st.com>
332 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
334 2013-04-27 Jakub Jelinek <jakub@redhat.com>
337 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
338 the immediate rotate count.
340 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
342 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
344 2013-04-19 Matthias Klose <doko@ubuntu.com>
348 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
350 Backport from mainline
351 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
352 Alexander Monakov <amonakov@ispras.ru>
355 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
356 flush pending lists also on non-jumps. Adjust comment.
359 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
361 * sched-deps.c (add_dependence_list_and_free): Simplify.
362 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
363 lists when add_dependence_list_and_free doesn't free them.
365 2013-04-19 Marek Polacek <polacek@redhat.com>
367 Backport from mainline
368 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
369 Jakub Jelinek <jakub@redhat.com>
371 PR tree-optimization/48189
372 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
373 If nitercst is 0, don't predict the exit edge.
375 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
377 Backport from mainline
378 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
379 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
381 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
384 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
386 * doc/tm.texi: Update.
387 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
388 * target.def (force_at_comp_dir): New hook.
389 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
390 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
392 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
395 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
396 (S_MODES): Set H_MODE bit.
397 (SF_MODES): Set only S_MODE and SF_MODE bits.
398 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
399 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
400 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
401 <MODE_FLOAT>: Likewise.
403 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
405 Backport from mainline:
406 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
409 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
410 nuses, make sure we have a label.
412 2013-04-11 Richard Biener <rguenther@suse.de>
414 * BASE-VER: Set to 4.7.4.
415 * DEV-PHASE: Set to prerelease.
417 2013-04-11 Release Manager
419 * GCC 4.7.3 released.
421 2013-04-10 David S. Miller <davem@davemloft.net>
423 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
426 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
430 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
432 Backport from mainline
433 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
434 Alexander Monakov <amonakov@ispras.ru>
437 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
438 flush pending lists also on non-jumps. Adjust comment.
440 2013-04-03 Richard Biener <rguenther@suse.de>
442 PR tree-optimization/56501
443 * tree-switch-conversion.c (check_process_case): Properly
444 handle !single_succ_p case.
446 2013-04-03 Jakub Jelinek <jakub@redhat.com>
448 Backported from mainline
449 2013-03-06 Jakub Jelinek <jakub@redhat.com>
451 PR tree-optimization/56539
452 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
453 instead of GSI_CONTINUE_LINKING as last argument to
454 force_gimple_operand_gsi. Adjust function comment.
456 2013-03-05 Jakub Jelinek <jakub@redhat.com>
459 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
460 (avoid_complex_debug_insns): New function.
461 (expand_debug_locations): Call it.
463 2013-04-02 Wei Mi <wmi@google.com>
465 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
466 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
467 *<rotate_insn><mode>3_mask in i386.md.
469 2013-04-02 Richard Biener <rguenther@suse.de>
472 Backport from mainline
473 2012-05-16 Richard Guenther <rguenther@suse.de>
475 * tree-inline.c (declare_return_variable): Properly handle
476 DECL_BY_REFERENCE return vars in SSA form.
478 2013-04-01 Wei Mi <wmi@google.com>
480 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
481 Truncate operand 2 using %b asm operand modifier.
482 (*<shift_insn><mode>3_mask): Ditto.
483 (*<rotate_insn><mode>3_mask): Ditto.
485 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
487 * config/i386/i386.md (*movsf_internal): Change type of
488 alternatives 3,4 to imov.
490 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
492 Backport from mainline
493 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
496 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
497 when the may_trap_p bit of the exprs being merged differs.
498 Reorder tests for speculativeness in the logical and operator.
500 Backport from mainline
501 2013-03-05 Jakub Jelinek <jakub@redhat.com>
504 * sel-sched-ir.c (free_sched_pools): Release
505 succs_info_pool.stack[succs_info_pool.max_top] vectors too
506 if succs_info_pool.max_top isn't -1.
508 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
510 Backport from mainline
511 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
514 * sel-sched.c: Include ira.h.
515 (implicit_clobber_conflict_p): New function.
516 (moveup_expr): Use it.
517 * Makefile.in (sel-sched.o): Depend on ira.h.
519 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
521 Backport from mainline
522 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
523 Alexander Monakov <amonakov@ispras.ru>
526 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
527 flush pending lists also on non-jumps. Adjust comment.
529 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
531 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
532 * doc/extend.texi (Named Address Spaces): Ditto.
533 (Variable Attributes): Ditto.
535 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
537 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
538 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
541 2013-03-27 Walter Lee <walt@tilera.com>
543 Backport from mainline:
544 2013-03-27 Walter Lee <walt@tilera.com>
546 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
547 double-decrement of next_scratch_regno.
549 2013-03-27 Walter Lee <walt@tilera.com>
551 Backport from mainline:
552 2013-03-27 Walter Lee <walt@tilera.com>
554 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
556 (insn_v1mulus): Ditto.
557 (insn_v2muls): Ditto.
559 2013-03-27 Walter Lee <walt@tilera.com>
561 Backport from mainline:
562 2013-03-27 Walter Lee <walt@tilera.com>
564 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
566 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
568 2013-03-27 Walter Lee <walt@tilera.com>
570 Backport from mainline:
571 2013-03-27 Walter Lee <walt@tilera.com>
573 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
575 (*sibcall_value): Ditto.
577 2013-03-27 Walter Lee <walt@tilera.com>
579 Backport from mainline:
580 2013-03-27 Walter Lee <walt@tilera.com>
582 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
583 (insn_mnz_v8qi): ... this ...
584 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
586 (insn_v<n>mnz): Replaced by ...
587 (insn_v1mnz): ... this ...
588 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
590 (insn_mz_<mode>): Replaced by ...
591 (insn_mz_v8qi): ... this ...
592 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
594 (insn_v<n>mz): Replaced by ...
595 (insn_v1mz): ... this ...
596 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
599 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
601 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
603 2013-03-26 Richard Biener <rguenther@suse.de>
605 Backport from mainline:
606 2013-03-13 Richard Biener <rguenther@suse.de>
608 PR tree-optimization/56608
609 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
610 calls when vectorizing basic-blocks.
612 2013-03-05 Richard Biener <rguenther@suse.de>
614 PR tree-optimization/56270
615 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
616 of loads after scheduling an SLP instance.
618 2013-03-26 Walter Lee <walt@tilera.com>
620 Backport from mainline:
621 2013-03-26 Walter Lee <walt@tilera.com>
623 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
624 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
626 2013-03-26 Walter Lee <walt@tilera.com>
628 Backport from mainline:
629 2013-03-25 Walter Lee <walt@tilera.com>
631 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
632 TILEGX_INSN_SHUFFLEBYTES1.
633 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
635 (tilegx_builtins): Ditto.
636 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
638 2013-03-26 Walter Lee <walt@tilera.com>
640 Backport from mainline:
641 2013-03-25 Walter Lee <walt@tilera.com>
643 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
644 tests for constraint J, K, N, P.
646 2013-03-26 Walter Lee <walt@tilera.com>
648 Backport from mainline:
649 2013-03-25 Walter Lee <walt@tilera.com>
651 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
652 Use indirect/pcrel encoding.
653 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
656 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
658 Backport from mainline:
659 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
660 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
663 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
664 (musermode): Convert to Var(TARGET_USERMODE).
665 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
666 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
667 * config/sh/sh.c (sh_option_override): Use
668 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
669 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
671 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
673 (udivsi3_i4_single, divsi3_i4_single): Use
674 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
675 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
676 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
677 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
678 (SUBTARGET_OVERRIDE_OPTIONS): New.
680 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
682 Backport from mainline:
683 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
685 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
686 to m2a-single instead of m2e.
688 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
691 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
694 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
697 * config/i386/i386.c (init_cumulative_args): Also set
698 cum->callee_return_avx256_p.
699 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
700 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
702 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
703 callee_return_avx256_p.
705 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
707 Backport from mainline:
708 2012-12-04 Ian Lance Taylor <iant@google.com>
710 * godump.c (find_dummy_types): Output a dummy type if we couldn't
711 output the real type.
713 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
716 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
717 (PLUS_EXPR): Likewise.
718 * doc/cppopts.texi (--help): Likewise.
719 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
720 (-fdump-rtl-cprop_hardreg): Likewise.
721 (-fdump-rtl-csa): Likewise.
722 (-fdump-rtl-dce): Likewise.
723 (-fdump-rtl-dbr): Likewise.
724 (-fdump-rtl-into_cfglayout): Likewise.
725 (-fdump-rtl-outof_cfglayout): Likewise.
727 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
730 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
731 (arm_print_operand, case 'S'): Don't use shift_operator to validate
734 2013-03-14 Seth LaForge <sethml@google.com>
737 Backport from mainline
738 2012-10-22 Julian Brown <julian@codesourcery.com>
740 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
741 VFP D registers in big-endian mode.
743 2013-03-08 Joey Ye <joey.ye@arm.com>
745 Backport from mainline
746 2013-03-06 Joey Ye <joey.ye@arm.com>
749 * gcc.c (convert_white_space): New function.
750 (main): Handles white space in function name.
752 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
754 Backport from mainline
755 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
758 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
759 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
760 to SH_DIV_CALL_TABLE for TARGET_SH2.
761 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
763 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
764 mdiv= call-div1, call-fp, call-table options.
766 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
768 * config.gcc (arm*-*-rtemself*): New.
769 (arm*-*-rtems*): Removed.
770 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
771 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
773 2013-03-01 Richard Biener <rguenther@suse.de>
775 Backport from mainline
776 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
778 PR tree-optimization/55481
779 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
780 back to general rewriting if we cannot leave an original biv
783 2013-03-01 Richard Biener <rguenther@suse.de>
785 Backport from mainline
786 2012-04-10 Richard Guenther <rguenther@suse.de>
789 * gimple-low.c (gimple_check_call_args): Properly account for
790 compatible aggregate types.
792 2013-02-26 Nick Clifton <nickc@redhat.com>
795 Import this patch from the mainline:
797 2012-08-17 Nick Clifton <nickc@redhat.com>
799 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
800 (branch_true): Likewise.
801 (branch_false): Likewise.
803 2013-02-26 Jakub Jelinek <jakub@redhat.com>
805 PR tree-optimization/56443
806 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
807 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
808 to type_for_mode langhook.
810 2013-02-21 Jakub Jelinek <jakub@redhat.com>
813 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
816 2013-02-19 Jakub Jelinek <jakub@redhat.com>
818 Backported from mainline
819 2013-02-19 Jakub Jelinek <jakub@redhat.com>
821 PR tree-optimization/56350
822 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
823 if haven't found reduction or nested cycle operand, rather than
824 asserting we must find it.
826 PR tree-optimization/56381
827 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
830 2013-02-08 Jakub Jelinek <jakub@redhat.com>
832 PR tree-optimization/56250
833 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
834 if type is unsigned and code isn't MULT_EXPR.
836 2013-02-06 Jakub Jelinek <jakub@redhat.com>
839 * omp-low.c (use_pointer_for_field): Return false if
840 lower_send_shared_vars doesn't generate any copy-out code.
842 2012-11-27 Jakub Jelinek <jakub@redhat.com>
844 PR tree-optimization/55110
845 * tree-vect-loop.c (vectorizable_reduction): Don't assert
846 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
848 2013-02-18 Richard Biener <rguenther@suse.de>
851 2013-02-04 Richard Biener <rguenther@suse.de>
853 Backport from mainline
854 2012-07-04 Richard Guenther <rguenther@suse.de>
856 PR tree-optimization/53844
857 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
858 the loop virtual PHI.
860 2013-02-13 David S. Miller <davem@davemloft.net>
862 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
864 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
866 Backport from mainline
867 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
869 PR rtl-optimization/56275
870 * simplify-rtx.c (avoid_constant_pool_reference): Check that
871 offset is non-negative and less than cmode size before
872 calling simplify_subreg.
874 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
876 Backport from mainline
877 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
879 * config/i386/sse.md (FMAMODEM): New mode iterator.
880 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
881 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
883 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
885 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
886 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
887 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
889 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
891 Backport from mainline
892 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
895 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
896 If there is no implicit builtin declaration, just return NULL.
898 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
899 Michael Meissner <meissner@linux.vnet.ibm.com>
901 Backport from mainline
902 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
903 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
905 2013-02-07 David S. Miller <davem@davemloft.net>
907 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
909 * var-tracking.c (vt_add_function_parameter): Test the presence of
910 HAVE_window_save properly and do not remap argument registers when
911 we have a leaf function.
913 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
915 Backport from mainline
916 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
919 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
921 * config/i386/i386.c (ix86_print_operand): Ditto.
923 2013-02-07 Alan Modra <amodra@gmail.com>
926 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
927 static chain, set REST_INLINE_FPRS too.
929 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
931 Backport from mainline
932 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
934 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
935 * configure: Regenerate.
937 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
939 Backport from mainline
940 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
941 Andrew Dixie <andrewd@gentrack.com>
943 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
946 2013-02-05 Richard Biener <rguenther@suse.de>
948 Backport from mainline
949 2012-12-10 Richard Biener <rguenther@suse.de>
951 PR tree-optimization/55107
952 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
953 (bitmap_set_replace_value): Add gcc_unreachable.
954 (do_regular_insertion): Re-write all_same handling. Insert
955 an assignment instead of a PHI in this case.
956 (execute_pre): Do not record constified events.
958 2013-02-05 Richard Biener <rguenther@suse.de>
960 PR tree-optimization/54767
961 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
962 backedges drop all symbolical range information.
963 (execute_vrp): Compute backedges.
965 2013-02-04 Richard Biener <rguenther@suse.de>
967 Backport from mainline
968 2012-01-11 Richard Guenther <rguenther@suse.de>
970 PR tree-optimization/44061
971 * tree-vrp.c (extract_range_basic): Compute zero as
972 value-range for __builtin_constant_p of function parameters.
974 2013-01-08 Jakub Jelinek <jakub@redhat.com>
977 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
979 2013-02-04 Richard Biener <rguenther@suse.de>
981 Backport from mainline
982 2012-07-04 Richard Guenther <rguenther@suse.de>
984 PR tree-optimization/53844
985 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
986 the loop virtual PHI.
988 2012-12-13 Richard Biener <rguenther@suse.de>
991 * tree-streamer.c (record_common_node): Check that we are not
992 recursively pre-loading nodes we want to skip. Handle
993 char_type_node appearing as part of va_list_type_node.
995 2013-02-04 Richard Biener <rguenther@suse.de>
998 * gimple.h (gimple_call_builtin_class_p): New function.
999 * gimple.c (validate_call): New function.
1000 (gimple_call_builtin_class_p): Likewise.
1001 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1002 Use gimple_call_builtin_class_p.
1003 (find_func_clobbers): Likewise.
1004 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1005 (strlen_optimize_stmt): Likewise.
1007 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1009 Backported from mainline
1010 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1012 PR tree-optimization/56125
1013 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1014 pow(x,c) into sqrt(x) * powi(x, n/2) or
1015 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1016 optimizing for size.
1017 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1018 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1021 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1023 PR tree-optimization/56098
1024 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1025 for stmts with volatile ops.
1026 (cond_store_replacement): Don't optimize if assign has volatile ops.
1027 (cond_if_else_store_replacement_1): Don't optimize if either
1028 then_assign or else_assign have volatile ops.
1030 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1033 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1034 instead of cmpdi_operand for first comparison operand.
1035 Don't assert that comparison operands aren't both constants.
1037 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1039 PR tree-optimization/56051
1040 * fold-const.c (fold_binary_loc): Don't fold
1041 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1042 a narrowing conversion, or widening conversion from signed
1045 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1048 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1049 the case where writing real complex part of target modifies
1052 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1055 * function.c (thread_prologue_and_epilogue_insns): Always
1056 add crtl->drap_reg to set_up_by_prologue.set, even if
1057 stack_realign_drap is false.
1059 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1061 PR tree-optimization/55921
1062 * tree-complex.c (expand_complex_asm): New function.
1063 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1065 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1067 PR rtl-optimization/55838
1068 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1069 iv0.step, iv1.step and step.
1071 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1074 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1075 * gimple-low.c: Include langhooks.c.
1076 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1077 by default call lang_hooks.block_may_fallthru.
1078 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1080 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1081 (LANG_HOOKS_INITIALIZER): Use it.
1083 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1086 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1087 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1088 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1089 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1090 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1092 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1094 PR tree-optimization/55236
1095 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1096 and signed ARG0_TYPE, force low and high to be non-NULL.
1098 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1100 PR rtl-optimization/54127
1101 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1102 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1103 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1104 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1105 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1107 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1109 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1110 range isn't testing for zero.
1112 2013-01-29 Richard Biener <rguenther@suse.de>
1114 PR tree-optimization/56113
1115 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1117 (label_visit): Free duplicate bitmaps and record the leader instead.
1118 (perform_var_substitution): Adjust.
1120 2013-01-28 Serowk <serowk@yandex.ru>
1123 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1124 Fix mode checks to allow for the passing of constants in the
1126 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1127 Add entries in the switch statement for builtin iwmmxt vector
1128 shift and rotate builtins.
1130 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1132 Backport from mainline
1133 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1136 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1137 operand 0 in movabs insn template for -masm=intel asm alternative.
1138 (*movabs<mode>_2): Ditto for operand 1.
1140 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1142 Backport from mainline
1143 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1146 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1147 alternative to (o,r).
1148 (*movdi_internal_rex64): Remove (!o,n) alternative.
1149 (DImode immediate->memory splitter): Remove.
1150 (DImode immediate->memory peephole2): Remove.
1151 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1152 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1153 alternative to (!o,*r).
1154 (*movtf_internal_sse): New pattern.
1155 (*movxf_internal_rex64): New pattern.
1156 (*movxf_internal): Disable for TARGET_64BIT.
1157 (*movdf_internal_rex64): Remove (!o,F) alternative.
1159 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1161 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1162 involving stack registers slightly.
1164 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1166 * config/i386/constraints.md (Yf): New constraint.
1167 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1168 of f constraint to conditionaly disable x87 register preferences.
1169 (*movdf_internal): Ditto.
1170 (*movsf_internal): Ditto.
1172 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1174 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1175 (*movtf_internal_rex64): Add (!o,C) alternative
1176 (*movxf_internal_rex64): Ditto.
1177 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1179 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1181 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1183 2013-01-24 Martin Jambor <mjambor@suse.cz>
1185 Backport from mainline
1186 2013-01-04 Martin Jambor <mjambor@suse.cz>
1188 PR tree-optimization/55755
1189 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1190 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1192 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1194 Backport from mainline
1195 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1197 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1199 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1201 PR rtl-optimization/56023
1202 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1203 dependent on debug instruction.
1205 2013-01-21 Martin Jambor <mjambor@suse.cz>
1207 Backport from mainline
1208 2013-01-17 Martin Jambor <mjambor@suse.cz>
1210 PR tree-optimizations/55264
1211 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1212 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1213 for virtual functions.
1214 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1215 for virtual methods.
1216 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1217 virtual methods before inlining is over.
1219 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1221 Backport from mainline
1222 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1225 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1226 store through atomic_store<mode>_1.
1227 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1229 2013-01-16 Richard Biener <rguenther@suse.de>
1232 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1233 account for bitpos when computing alignment.
1235 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1237 Backport from 2013-01-14 trunk r195169.
1240 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1241 etc. to 1 and not to __flash.
1242 Use LL suffix for __INT24_MAX__ with -mint8.
1243 Use ULL suffix for __UINT24_MAX__ with -mint8.
1245 2013-01-14 Matthias Klose <doko@ubuntu.com>
1247 * doc/invoke.texi: Document -print-multiarch.
1248 * doc/install.texi: Document --enable-multiarch.
1249 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1250 * configure.ac: Add --enable-multiarch option.
1251 Substitute with_cpu, with_float.
1252 * configure: Regenerate.
1253 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1254 enable_multiarch, with_cpu, with_float: New macros.
1255 if_multiarch: New macro, define in terms of enable_multiarch.
1256 * genmultilib: Add new argument for the multiarch name.
1257 * gcc.c (multiarch_dir): Define.
1258 (for_each_path): Search for multiarch suffixes.
1259 (driver_handle_option): Handle multiarch option.
1260 (do_spec_1): Pass -imultiarch if defined.
1261 (main): Print multiarch.
1262 (set_multilib_dir): Separate multilib and multiarch names
1263 from multilib_select.
1264 (print_multilib_info): Ignore multiarch names in multilib_select.
1265 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1266 * cppdefault.h (default_include): Document multiarch in multilib
1268 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1269 include directory for multiarch directories.
1270 * common.opt: New options --print-multiarch and -imultilib.
1272 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1273 Include i386/t-linux.
1274 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1275 Include i386/t-kfreebsd.
1276 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1277 * config/i386/t-linux64: Add multiarch names in
1278 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1279 * config/i386/t-gnu: New file.
1280 * config/i386/t-kfreebsd: Likewise.
1281 * config/i386/t-linux: Likewise.
1283 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1284 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1285 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1286 for 32bit non-biarch configurations.
1288 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1289 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1292 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1294 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1296 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1297 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1298 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1300 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1301 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1302 Include rs6000/t-linux for 32bit non-biarch configurations.
1304 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1306 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1308 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1309 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1311 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1312 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1314 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1316 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1317 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1318 (vect_estimate_min_profitable_iter): Adjust to above fix.
1319 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1321 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1323 Backport from mainline
1324 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1326 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1327 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1328 documentation. Add missing '__' in front of
1329 __builtin_ia32_packssdw256.
1331 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1333 Backport from mainline
1334 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1336 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1337 attribute of movddup insn to DF.
1338 (*vec_interleave_lowv2df): Ditto.
1339 (vec_dupv2df): Ditto.
1341 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1343 Backport from 2013-01-07 trunk r194991, r194992.
1346 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1349 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1350 (avr_addrspace_t): Add .section_name field.
1351 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1353 (avr_addrspace): Same. Initialize .section_name. Remove last
1354 NULL entry. Put __memx into .progmemx.data.
1355 (progmem_section_prefix): Remove.
1356 (avr_asm_init_sections): No need to initialize progmem_section.
1357 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1358 section name prefix.
1359 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1360 retrieve the progmem section.
1361 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1362 boundary to run over avr_addrspace[].
1363 (avr_register_target_pragmas): Ditto.
1365 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1367 Backport from 2013-01-07 trunk r194978.
1370 * doc/install.texi (Cross-Compiler-Specific Options): Document
1373 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1375 Backport from 2013-01-07 trunk r194968.
1378 * config/avr/t-avr: Don't automatically rebuild
1379 $(srcdir)/config/avr/t-multilib
1380 $(srcdir)/config/avr/avr-tables.opt
1381 (avr-mcus): New phony target to build them on request.
1382 (s-avr-mlib): Remove.
1383 * avr/avr-mcus.def: Adjust comments.
1385 2013-01-07 Terry Guo <terry.guo@arm.com>
1387 Backport from mainline
1388 2012-12-19 Terry Guo <terry.guo@arm.com>
1390 * config/arm/arm.c (thumb_find_work_register): Check argument
1391 register number based on current PCS.
1393 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1395 Backport from mainline
1396 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1399 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1400 selected code model, define __code_mode_small__, __code_model_medium__,
1401 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1402 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1403 xchg temporary register with %k. Declare temporary register as
1405 [__x86_64__]: For medium and large code models, preserve %rbx register.
1407 2013-01-03 Richard Henderson <rth@redhat.com>
1409 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1410 after eliminating TLS symbols.
1412 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1415 * config/pa/pa.md (movsi): Revert previous change.
1416 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1419 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1422 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1425 2013-01-02 Jason Merrill <jason@redhat.com>
1428 * tree.c (build_array_type_1): Revert earlier change.
1430 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1433 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1434 after reload starts.
1436 2012-12-21 Martin Jambor <mjambor@suse.cz>
1438 PR tree-optimization/55355
1439 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1440 bit_position is small enough to fit a single HOST_WIDE_INT.
1442 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1444 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1446 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1448 Backport from mainline
1449 2012-10-15 Matthias Klose <doko@ubuntu.com>
1451 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1452 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1454 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1455 Tomash Brechko <tomash.brechko@gmail.com>
1458 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1459 handling of before and after cases.
1460 * config/sparc/sync.md (atomic_store): Fix pasto.
1462 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1464 * optabs.c (expand_atomic_store): Elide redundant model test.
1466 2012-12-13 Richard Henderson <rth@redhat.com>
1469 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1471 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1474 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1475 (tldo_stb_sp64): Likewise.
1476 (tldo_sth_sp32): Likewise.
1477 (tldo_sth_sp64): Likewise.
1478 (tldo_stw_sp32): Likewise.
1479 (tldo_stw_sp64): Likewise.
1480 (tldo_stx_sp64): Likewise.
1482 2012-12-10 Kai Tietz <ktietz@redhat.com>
1485 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1487 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1489 Backport from mainline
1490 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1491 H.J. Lu <hongjiu.lu@intel.com>
1494 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1495 before using it as insn or call equivalent.
1497 2012-12-06 Jason Merrill <jason@redhat.com>
1500 * tree.c (build_array_type_1): Re-layout if we found it in the
1503 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1505 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1506 opaque cond in all call insns.
1508 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1510 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1511 area if the function allocates dynamic stack space.
1512 (ia64_initial_elimination_offset): Adjust offsets to above change.
1514 2012-12-03 Richard Biener <rguenther@suse.de>
1516 Backport from mainline
1517 2012-09-24 Richard Guenther <rguenther@suse.de>
1519 PR tree-optimization/53663
1520 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1521 native encode/interpret translation on VN_WALKREWRITE.
1523 2012-12-03 Kai Tietz <ktietz@redhat.com>
1526 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1529 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1532 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1534 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1536 Backport from mainline:
1537 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1540 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1541 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1542 (in_nullified_branch_delay): Likewise.
1543 (in_call_delay): Likewise.
1544 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1545 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1546 the $$sh_func_adrs call as variable. Update type of sibcalls and
1547 $$sh_func_adrs call.
1548 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1549 length instead of adjustment. Handle negative and undefined call
1550 adjustments for insn_default_length. Remove adjustment for millicode
1551 insn with unfilled delay slot.
1552 (pa_output_millicode_call): Update for revised millicode length.
1553 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1555 2012-11-29 Kai Tietz <ktietz@redhat.com>
1558 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1559 use by XNEWVEC/XRESIZEVEC.
1561 * i386.c (get_scratch_register_on_entry): Handle
1562 thiscall-convention.
1563 (split_stack_prologue_scratch_regno): Likewise.
1564 (ix86_static_chain): Likewise.
1565 (x86_output_mi_thunk): Likewise.
1567 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1569 Backported from mainline
1570 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1571 Markus Trippelsdorf <markus@trippelsdorf.de>
1574 * lto-opts.c (lto_write_options): Also handle
1575 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1576 OPT_SPECIAL_program_name.
1579 * lto-wrapper.c (merge_and_complain): Handle
1580 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1581 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1583 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1585 PR rtl-optimization/55489
1586 * gcse.c (compute_transp): Precompute a canonical version
1587 of XEXP (x, 0), and pass it to canon_true_dependence.
1589 2012-11-27 Richard Biener <rguenther@suse.de>
1592 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1593 stmt with a NOP instead of removing it.
1595 2012-11-26 Richard Biener <rguenther@suse.de>
1597 Backport from mainline
1598 2012-10-19 Richard Biener <rguenther@suse.de>
1600 PR tree-optimization/54976
1601 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1602 Robustify against odd inner_mode inputs.
1604 2012-10-12 Richard Biener <rguenther@suse.de>
1606 PR tree-optimization/54894
1607 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1608 Handle over-aligned scalar types properly.
1610 2012-10-02 Richard Guenther <rguenther@suse.de>
1613 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1614 cleaning up the CFG.
1616 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1618 Backport from mainline
1619 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1621 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1622 explaining the register ordering preferences.
1624 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1625 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1626 constraints so that the traditional floating point loads, stores,
1627 and moves are done first, then the VSX loads, stores, and moves,
1628 and finally the GPR loads, stores, and moves so that reload
1629 chooses FPRs over GPRs, and uses the traditional load/store
1630 instructions which provide an offset.
1631 (movdf_hardfloat64): Likewise.
1633 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1635 Backported from mainline
1636 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1637 H.J. Lu <hongjiu.lu@intel.com>
1640 * config/i386/i386.c (legitimize_pic_address): Properly handle
1642 (ix86_print_operand_address): Set code to 'k' when forcing
1643 addr32 prefix. For x32, zero-extend negative displacement if
1646 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1648 * common.opt (fvar-tracking-uninit): Document.
1649 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1650 * config/darwin.c (darwin_override_options): Likewise.
1652 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1654 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1655 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1657 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1659 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1661 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1663 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1666 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1668 Backport from mainline
1669 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1671 * config/i386/i386.c (ix86_init_machine_status): Do not
1672 explicitly clear tls_descriptor_call_expanded_p again.
1674 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1676 * config/i386/sse.md
1677 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1678 as read and written by the instruction.
1680 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1682 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1683 (ix86_instantiate_decls): New function.
1684 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1685 stack slot instead of SLOT_VIRTUAL.
1686 <case IX86_BUILTIN_STMXCSR>: Ditto.
1687 (assign_386_stack_local): Do not assert when virtual slot is valid.
1688 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1689 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1690 (truncxf<mode>2): Ditto.
1691 (floatunssi<mode>2): Ditto.
1692 (isinf<mode>2): Ditto.
1693 * config/i386/sync.md (atomic_load<mode>): Ditto.
1694 (atomic_store<mode>): Ditto.
1696 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1699 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1700 the argument is itself a conditional expression.
1702 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1704 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1707 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1709 PR tree-optimization/54986
1710 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1711 conversions on entry but add them back on exit if needed.
1713 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1716 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1718 (print_reg): Use true_regnum rather than REGNO.
1719 (ix86_print_operand_address): Remove SUBREG handling.
1721 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1723 Backported from mainline
1724 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1727 * gimple.h (is_gimple_sizepos): New inline function.
1728 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1729 final assignment to expr variable.
1730 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1731 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1732 into a local temporary.
1734 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1736 PR tree-optimization/54877
1737 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1738 use make_ssa_name instead of copy_ssa_name.
1740 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1742 Backport from mainline
1743 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1745 PR tree-optimization/53708
1746 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1747 user-supplied alignment when used with an explicit section name.
1749 2012-11-02 Jeff Law <law@redhat.com>
1751 PR tree-optimization/54985
1752 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1753 from thread_across_edge.
1754 (thread_across_edge): Use it in all cases where we might thread
1757 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1759 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1760 special register pushes before frame probing and allocation.
1762 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1763 Joel Sherrill <joel.sherrill@oarcorp.com>
1765 * config/sparc/t-rtems: New (Custom multilibs).
1766 * config/sparc/t-rtems-64: New (Custom multilibs).
1767 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1768 (sparc-*-rtems*): Add sparc/t-rtems.
1770 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1772 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1774 (hash_rtx): Likewise.
1776 2012-10-29 Terry Guo <terry.guo@arm.com>
1778 Backport from mainline
1779 2012-10-11 Terry Guo <terry.guo@arm.com>
1781 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1783 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1786 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1788 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1789 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1791 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1793 * config/avr/t-rtems: Revert previous commit.
1795 2012-10-26 Terry Guo <terry.guo@arm.com>
1797 Backport from mainline
1798 2012-10-23 Terry Guo <terry.guo@arm.com>
1801 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1804 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1806 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1808 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1810 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1812 * config.gcc (microblaze*-*-rtems*): New target.
1813 * config/microblaze/rtems.h: New.
1814 * config/microblaze/t-rtems: New.
1816 2012-10-25 Richard Biener <rguenther@suse.de>
1818 PR tree-optimization/54902
1819 * tree-ssa-pre.c (fini_pre): Return TODO.
1820 (execute_pre): Adjust.
1821 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1822 blocks before computing dominators.
1824 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1826 Backport from mainline
1827 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1829 * config/i386/i386.c (memory_address_length): Assert that non-null
1830 base or index RTXes are registers. Do not check for REG RTXes.
1831 Determine addr32 prefix using SImode_address_operand or
1832 from original base and index RTXes. Simplify code.
1834 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1836 * config/i386/i386-protos.h (memory_address_length): Add new bool
1837 argument. Update all uses.
1838 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1839 add length of addr32 prefix based on mode of base or index register.
1840 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1841 addresses here. Update call to memory_address_length.
1842 (ix86_print_address_operand): Use SImode_address_operand predicate.
1843 * config/i386/predicates.md (SImode_address_operand): New.
1844 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1845 to calculate "mode" attribute. Use SImode_address_operand predicate
1846 instead of open-coding accepted RTX codes.
1848 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1850 Backport from 2012-10-22 trunk r192685.
1851 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1852 Note __AVR_<device>__ is not defined for cores.
1853 Don't point to --help=target.
1854 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1856 2012-10-19 Marek Polacek <polacek@redhat.com>
1858 Backported from mainline
1859 2012-10-19 Marek Polacek <polacek@redhat.com>
1862 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1863 pointer/non-pointer comparison.
1865 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1867 Backported from mainline
1868 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1871 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1872 sure the mode is correct when falling through from above cases.
1874 2012-10-19 Alan Modra <amodra@gmail.com>
1876 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1877 (HAVE_LD_LARGE_TOC): Likewise.
1878 * configure: Regenerate.
1880 2012-10-19 Alan Modra <amodra@gmail.com>
1882 * config/rs6000/predicates.md (splat_input_operand): Don't call
1883 input_operand for MEMs. Instead check for volatile and call
1884 memory_address_addr_space_p with modified mode.
1886 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1888 Backported from mainline
1889 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1891 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1893 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1895 PR rtl-optimization/54870
1896 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1897 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1898 SSA_NAME pointer that points to a partition if there is at least
1899 one variable with it set in the partition.
1900 * dse.c (local_variable_can_escape): New predicate.
1901 (can_escape): Call it.
1902 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1903 mark the SSA_NAME pointer that points to a partition.
1905 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1907 Backport from mainline
1908 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1910 PR rtl-optimization/53701
1911 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1912 rocess not only expr's vinsns but all old vinsns from expr's
1915 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1917 Backport from mainline
1918 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1921 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1923 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1924 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1925 only if producer writes to the register given by regno.
1927 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1929 Backport from mainline
1930 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1932 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1933 (UNSPEC_LOADU): New.
1934 (UNSPEC_STOREU): Ditto.
1935 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1936 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1937 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1938 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1939 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1940 (<sse2>_storedqu<avxsizesuffix>): ... this.
1941 (*sse4_2_pcmpestr_unaligned): Update.
1942 (*sse4_2_pcmpistr_unaligned): Ditto.
1944 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1945 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1946 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1947 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1948 gen_sse2_load{dqu,upd} to load from unaligned memory and
1949 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1951 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1952 Use CODE_FOR_sse_loadups.
1953 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1954 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1955 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1956 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1957 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1958 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1959 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1960 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1961 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1962 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1963 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1965 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1967 Backport from trunk (r190222):
1969 PR tree-optimization/54146
1970 * ifcvt.c: Include pointer-set.h.
1971 (cond_move_process_if_block): Change type of then_regs and
1972 else_regs from alloca'd array to pointer_sets.
1973 (check_cond_move_block): Update for this change.
1974 (cond_move_convert_if_block): Likewise.
1975 * Makefile.in: Fix dependencies for ifcvt.o.
1977 2012-10-15 Richard Guenther <rguenther@suse.de>
1979 PR tree-optimization/54920
1980 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1981 allocate temporary storage for all NARY elements.
1983 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1986 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1988 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1990 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1991 default_use_cxa_atexit to yes.
1993 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1995 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1997 2012-10-05 Jan Hubicka <jh@suse.cz>
1998 Jakub Jelinek <jakub@redhat.com>
2000 PR tree-optimization/33763
2001 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2002 attribute for redefined extern inline functions.
2004 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2006 Backported from mainline
2007 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2009 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2010 in SSE and YMM state support check for -march=native.
2012 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2015 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2018 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2020 Backported from mainline
2021 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2024 * doc/invoke.texi: Document -mprefer-avx128.
2026 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2028 Backported from mainline
2029 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2032 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2033 (XSTATE_FP): Likewise.
2034 (XSTATE_SSE): Likewise.
2035 (XSTATE_YMM): Likewise.
2036 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2037 SSE and YMM states aren't supported.
2039 2012-10-01 Tom de Vries <tom@codesourcery.com>
2041 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2044 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2047 * config/s390/s390.c (s390_option_override): Add missing break.
2049 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2051 Backport from mainline
2052 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2054 * config.gcc: Replace 'host' with 'target' when configuring for
2055 powerpc64*-*-freebsd.
2057 2012-09-28 Meador Inge <meadori@codesourcery.com>
2059 Backport from mainline
2060 2012-09-27 Meador Inge <meadori@codesourcery.com>
2062 * gcc-ar.c (main): Handle the returning of the sub-process error
2065 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2067 Backport from 2012-09-28 trunk r191821.
2068 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2070 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2073 * simplify-rtx.c (simplify_binary_operation_1): Perform
2074 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2076 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2078 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2079 TYPE_NONALIASED_COMPONENT flag.
2080 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2081 TYPE_NONALIASED_COMPONENT flag.
2083 2012-09-21 Richard Guenther <rguenther@suse.de>
2086 Backport from mainline
2087 2012-04-19 Richard Guenther <rguenther@suse.de>
2089 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2092 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2095 * c-typeck.c (c_cast_expr): When casting to a type requiring
2096 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2099 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2102 * c-typeck.c (build_unary_op): Pass original argument of
2103 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2104 any C_MAYBE_CONST_EXPR, if it has integer operands.
2105 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2106 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2107 to c_objc_common_truthvalue_conversion, then remove any
2108 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2109 c_objc_common_truthvalue_conversion not
2110 c_common_truthvalue_conversion.
2111 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2112 call note_integer_operands for arguments with integer operands
2113 that are not integer constants.
2115 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2117 Backported from mainline
2118 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2120 PR tree-optimization/54563
2121 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2122 gimple_purge_dead_eh_edges if last call has been changed.
2124 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2127 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2128 instead of (match_dup 0) as second argument to vec_merge.
2129 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2130 Remove third alternative.
2131 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2132 operand 2 instead of operand 1, but put it as first argument
2134 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2135 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2138 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2140 * BASE-VER: Set to 4.7.3.
2141 * DEV-PHASE: Set to prerelease.
2143 2012-09-20 Release Manager
2145 * GCC 4.7.2 released.
2147 2012-09-15 Andi Kleen <ak@linux.intel.com>
2149 Backport from mainline
2150 2012-09-07 Andi Kleen <ak@linux.intel.com>
2152 * gcc/lto-streamer.h (res_pair): Add.
2153 (lto_file_decl_data): Replace resolutions with respairs.
2155 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2156 Initialize respairs.
2157 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2159 2012-09-14 Walter Lee <walt@tilera.com>
2161 Backport from mainline.
2162 2012-09-14 Walter Lee <walt@tilera.com>
2164 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2165 option for TILEPro and TILE-Gx.
2167 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2169 * config/i386/i386.h (x86_prefetchw): New global variable.
2170 (TARGET_PREFETCHW): New macro.
2171 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2172 (processor_alias_table): Add PTA_PREFETCHW to
2173 bdver1, bdver2 and btver1.
2174 (ix86_option_override_internal): Set x86_prefetchw for
2175 PTA_PREFETCHW targets.
2176 * config/i386/i386.md (prefetch): Expand to prefetchw
2177 for TARGET_PREFETCHW.
2178 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2180 Backport from mainline
2181 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2183 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2184 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2186 (*prefetch_sse): ... this.
2187 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2189 (*prefetch_3dnow): ... this.
2191 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2194 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2195 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2197 2012-09-12 Teresa Johnson <tejohnson@google.com>
2199 Backport from mainline.
2200 2012-09-12 Teresa Johnson <tejohnson@google.com>
2202 PR gcov-profile/54487
2203 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2204 test using F_SETLKW with fcntl.
2205 * configure, config.in: Regenerate.
2207 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2209 Backport from mainline
2210 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2212 * config/i386/i386.md : Comments on fma4 instruction selection
2213 reflect requirement on register pressure based cost model.
2215 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2216 flag is set-reset as informed by the cpuid flag.
2218 * config/i386/i386.c (processor_alias_table): fma4
2219 flag is enabled for bdver2.
2221 2012-09-12 Christian Bruel <christian.bruel@st.com>
2223 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2225 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2227 * config.gcc: Obsolete picochip-*.
2229 2012-09-11 Richard Guenther <rguenther@suse.de>
2232 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2233 on flag_toplevel_reorder.
2235 2012-09-10 Richard Henderson <rth@redhat.com>
2237 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2240 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2242 Backport from 2012-09-10 mainline r191132.
2245 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2247 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2250 * tree-sra.c (disqualify_base_of_expr): Check for possible
2251 NULL_TREE returned by get_base_address()
2253 2012-09-07 Richard Guenther <rguenther@suse.de>
2255 Backport from mainline
2256 2012-06-26 Jan Hubicka <jh@suse.cz>
2259 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2262 2012-09-07 Richard Guenther <rguenther@suse.de>
2264 Backport from mainline
2265 2012-07-13 Richard Guenther <rguenther@suse.de>
2267 PR tree-optimization/53922
2268 * tree-vrp.c (value_inside_range): Change prototype to take
2269 min/max instead of value-range.
2270 (range_includes_zero_p): Likewise. Return the result from
2272 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2273 return value from range_includes_zero_p.
2274 (extract_range_from_unary_expr_1): Likewise.
2275 (compare_range_with_value): Likewise.
2276 (vrp_meet_1): Likewise.
2278 2012-09-07 Richard Guenther <rguenther@suse.de>
2281 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2282 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2283 arguments separately.
2285 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2287 Backported from mainline
2288 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2290 PR rtl-optimization/54455
2291 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2292 bb ends up with asm goto referencing bb's label.
2294 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2296 Backport from mainline.
2297 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2298 Richard Earnshaw <richard.earnshaw@arm.com>
2301 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2302 element size. Use elem_type from the formal parameter. New parameter
2304 (neon_expand_args): Adjust call to neon_dereference_pointer.
2306 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2308 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2309 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2311 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2313 Backport from mainline
2314 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2316 * config/i386/i386.md (isa): Add fma and fma4.
2317 (enabled): Handle fma and fma4.
2318 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2319 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2320 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2321 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2322 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2323 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2325 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2327 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2328 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2329 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2331 2012-09-06 Richard Guenther <rguenther@suse.de>
2333 PR tree-optimization/54498
2334 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2335 abort when reaching an already visited region.
2336 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2337 (get_continuation_for_phi_1): Likewise.
2338 (walk_non_aliased_vuses): When we translated the reference,
2339 abort when we re-visit a region.
2340 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2342 2012-09-06 Andrew Pinski <apinski@cavium.com>
2345 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2347 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2350 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2351 build_int_cst with size_type_node instead of size_int.
2353 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2355 Backport from 2012-09-05 mainline r190697.
2358 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2359 configured --with-avrlibc.
2360 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2362 * config/avr/avrlibc.h: New file.
2363 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2364 configured --with-avrlibc.
2365 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2367 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2369 Backport from 2012-09-04 mainline r190919
2372 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2373 of size less than 4 bytes by using macro ARM_NUM_INTS.
2374 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2376 2012-09-04 Richard Henderson <rth@redhat.com>
2378 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2380 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2382 Backport from 2012-09-04 mainline r190920
2385 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2387 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2389 Backport from 2012-09-04 mainline r190914
2392 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2394 (avr_allocate_stack_slots_for_args): ...this new static function.
2396 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2398 Backported from mainline
2399 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2402 * doc/invoke.texi: Add -da and remove -dm.
2404 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2406 Backported from mainline
2407 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2410 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2411 operands[1] is CONST_INT_P, convert it to QImode before printing.
2413 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2416 * c-convert.c (convert): Don't call fold_convert_loc if
2417 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2418 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2419 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2421 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2424 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2425 if init is a CONSTRUCTOR.
2427 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2429 PR rtl-optimization/54369
2430 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2431 calling dbr_schedule.
2432 * config/sparc/sparc.c (sparc_reorg): Likewise.
2434 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2436 Backport from mainline
2437 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2439 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2440 case for Atom processor.
2442 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2444 Backport from mainline
2445 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2448 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2449 true for TARGET_64BIT or !flag_pic.
2450 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2451 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2452 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2453 Add insn constraint. Conditionally emit xchg asm insns.
2454 (atomic_compare_and_swap<mode>): Update calls. Check only
2455 cmpxchg8b_pic_memory_operand in memory address fixup.
2457 (CASHMODE): Rename from DCASHMODE.
2458 (doublemodesuffix): Update modes.
2459 (regprefix): New mode attribute.
2461 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2462 <UNSPECV_CMPXCHG>: New constant.
2463 (atomic_compare_and_swap<mode>_1): Rename from
2464 atomic_compare_and_swap_single<mode>. Update calls and
2465 unspec_volatile constants.
2466 (atomic_compare_and_swap<mode>_doubleword): Rename from
2467 atomic_compare_and_swap_double<mode>. Update calls and
2468 unspec_volatile constants.
2470 2012-08-28 Walter Lee <walt@tilera.com>
2472 Backport from mainline
2473 2012-08-28 Walter Lee <walt@tilera.com>
2475 * confg/tilegx/tilegx.md: Fix code style.
2476 (*zero_extendsidi_truncdisi): Fix typo.
2477 * config/tilegx/tilegx.c: Fix code style.
2478 (tilegx_function_profiler): Fix typo.
2480 2012-08-27 Walter Lee <walt@tilera.com>
2482 Backport from mainline
2483 2012-08-27 Walter Lee <walt@tilera.com>
2485 * doc/md.texi (TILE-Gx): Fix typo.
2487 2012-08-27 Walter Lee <walt@tilera.com>
2489 Backport from mainline
2490 2012-08-27 Walter Lee <walt@tilera.com>
2492 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2493 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2495 2012-08-27 Walter Lee <walt@tilera.com>
2497 Backport from mainline
2498 2012-08-27 Walter Lee <walt@tilera.com>
2500 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2501 (insn_bfins): Delete.
2503 2012-08-27 Walter Lee <walt@tilera.com>
2505 Backport from mainline
2506 2012-08-27 Walter Lee <walt@tilera.com>
2508 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2509 atomic_exchange_bare<mode>,
2510 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2511 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2512 * config/tilegx/tilegx.md (type): Add X1_remove.
2513 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2514 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2515 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2518 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2520 PR rtl-optimization/54088
2521 * jump.c (delete_related_insns): Robustify latest change.
2523 2012-08-21 Richard Guenther <rguenther@suse.de>
2525 Backport from mainline
2526 2012-08-16 Richard Guenther <rguenther@suse.de>
2529 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2531 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2532 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2533 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2534 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2535 (tree_ssa_lim_finalize): Free all mem_refs.
2536 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2537 scc when bailing out.
2538 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2539 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2540 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2541 FOR_EACH_LOOP_BREAK.
2543 2012-08-17 Richard Guenther <rguenther@suse.de>
2545 * tree-sra.c (modify_function): Free redirect_callers vector.
2546 * ipa-split.c (split_function): Free args_to_pass vector.
2547 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2549 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2550 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2551 (vect_analyze_slp_instance): Free everything.
2552 (destroy_bb_vec_info): Free the SLP instances.
2554 2012-08-17 Richard Guenther <rguenther@suse.de>
2556 * params.def (integer-share-limit): Decrease from 256 to 251,
2559 2012-08-21 Richard Guenther <rguenther@suse.de>
2561 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2562 the affine expansion cache.
2564 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2566 Backported from trunk
2567 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2570 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2572 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2574 Backport from mainline.
2575 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2578 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2579 mark as predicable. Adjust asm template.
2580 (vec_setv2di_internal): Likewise.
2581 (vec_extract<mode> VD, VQ): Likewise.
2582 (vec_extractv2di): Likewise.
2583 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2584 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2585 (neon_vdup_n<mode> VX, V32): Likewise.
2586 (neon_vdup_nv2di): Likewise.
2588 2012-08-17 Walter Lee <walt@tilera.com>
2590 Backport from mainline
2591 2012-08-17 Walter Lee <walt@tilera.com>
2593 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2594 (FEEDBACK_ENTER): Define.
2595 (FEEDBACK_REENTER): Define.
2596 (FEEDBACK_ENTRY): Define.
2597 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2598 (FEEDBACK_ENTER): Define.
2599 (FEEDBACK_REENTER): Define.
2600 (FEEDBACK_ENTRY): Define.
2602 2012-08-16 Walter Lee <walt@tilera.com>
2604 Backport from mainline
2605 2012-08-16 Walter Lee <walt@tilera.com>
2607 * config.gcc (tilegx-*-linux*): Add feedback.h.
2608 (tilepro-*-linux*): Likewise.
2609 * config/tilegx/feedback.h: New file.
2610 * config/tilepro/feedback.h: New file.
2612 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2614 Backport from mainline r189840 and r187586:
2615 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2617 * config/i386/i386.md (stack_protect_set): Disable the pattern
2618 for Android since Android libc (bionic) does not provide random
2619 value for stack protection guard at gs:0x14. Guard value
2620 will be provided from external symbol (default implementation).
2621 (stack_protect_set_<mode>): Likewise.
2622 (stack_protect_test): Likewise.
2623 (stack_protect_test_<mode>): Likewise.
2624 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2625 not have Bionic by default
2626 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2627 Macro OPTION_BIONIC is defined in this file and provides Bionic
2628 accessibility status
2630 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2632 * configure.ac: Stack protector enabling for Android targets.
2633 * configure: Regenerate.
2635 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2637 Backported from trunk
2638 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2640 PR rtl-optimization/53942
2641 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2642 directly from likely spilled non-fixed hard registers, move them
2645 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2647 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2648 (xop_phaddubq): Ditto.
2650 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2652 Backport from mainline
2653 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2654 Richard Earnshaw <rearnsha@arm.com>
2656 * target.def (vector_alignment): New target hook.
2657 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2658 * doc/tm.texi: Regenerate.
2659 * targhooks.c (default_vector_alignment): New function.
2660 * targhooks.h (default_vector_alignment): Add prototype.
2661 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2662 * config/arm/arm.c (arm_vector_alignment): New function.
2663 (TARGET_VECTOR_ALIGNMENT): Define.
2665 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2666 vector type alignment instead of size.
2667 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2668 element type size directly instead of computing it from alignment.
2669 Fix variable naming and comment.
2671 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2673 Backport from mainline
2674 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2676 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2677 (alpha_pad_function_end): ... this. Also insert NOP between
2678 sibling call and GP load.
2679 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2681 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2683 Backport from mainline
2684 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2685 H.J. Lu <hongjiu.lu@intel.com>
2687 PR rtl-optimization/54157
2688 * combine.c (gen_lowpart_for_combine): Don't return identity
2689 for CONST or symbolic reference.
2691 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2693 Backport from mainline
2694 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2696 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2697 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2698 split_cost argument signed.
2699 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2700 (ix86_avoid_lea_for_addr): Ditto.
2702 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2704 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2705 the address has less than two components.
2707 2012-08-02 Steve Ellcey <sellcey@mips.com>
2709 Backport from mainline
2710 2012-07-19 Steve Ellcey <sellcey@mips.com>
2712 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2715 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2717 Backport from mainline
2718 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2721 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2722 negative constant address for TARGET_X32 ...
2723 (ix86_decompose_address): ... here. Reject constant addresses
2724 that don't satisfy x86_64_immediate_operand predicate.
2726 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2729 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2730 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2731 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2732 addresses. Prevent zero extensions of CONST_INT operands.
2734 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2737 * config/i386/i386.md (*lea): New insn pattern.
2739 (*lea<mode>_2): Ditto.
2740 (*lea_{3,4,5,6}_zext): Ditto.
2741 * config/i386/predicates.md (lea_address_operand): Do not reject
2742 zero-extended address operands.
2743 * config/i386/constraints.md (j): Remove address constraint.
2744 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2746 (ix86_print_operand_address): Handle SImode subreg of an address.
2747 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2749 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2751 Backport from mainline
2752 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2755 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2756 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2758 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2759 (*movdi_internal_rex64): Use %E operand modifier for lea.
2760 (*movsi_internal): Ditto.
2762 (*lea<mode>_2): Ditto.
2763 (*lea_{3,4,5,6}_zext): Ditto.
2764 (*tls_global_dynamic_32_gnu): Ditto.
2765 (*tls_global_dynamic_64): Ditto.
2766 (*tls_dynamic_gnu2_lea_32): Ditto.
2767 (*tls_dynamic_gnu2_lea_64): Ditto.
2768 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2770 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2772 Backport from mainline
2773 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2775 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2777 (ix86_print_operand_address): Assert that parts.base and parts.index
2778 are non-NULL after call to simplify_subreg.
2780 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2783 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2785 * config/sh/sh.c (sh_option_override): Do not change
2786 flag_finite_math_only. Set TARGET_IEEE to complement of
2787 flag_finite_math_only.
2788 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2789 description of mieee and mno-ieee behavior.
2791 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2794 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2795 (_lzcnt_u64): Ditto.
2797 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2799 Backport from mainline
2800 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2802 PR rtl-optimization/52250
2803 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2804 to put note list into. Unconditionally call move_bb_info.
2805 (move_bb_info): Do not assert the blocks being in the same region,
2806 just drop the note list if they are not.
2808 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2810 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2812 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2814 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2815 defining statement is a SSA name that occurs in abnormal PHIs.
2817 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2819 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2822 2012-07-19 Richard Guenther <rguenther@suse.de>
2823 Eric Botcazou <ebotcazou@adacore.com>
2825 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2826 about transition from invariant to known bits.
2827 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2829 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2832 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2833 (cleanup_tree_cfg_bb): Don't call it.
2834 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2837 2012-07-19 Christian Bruel <christian.bruel@st.com>
2840 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2842 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2844 * config.gcc (v850-*-rtems*): New target.
2845 * config/v850/rtems.h: New.
2846 * config/v850/t-rtems: New.
2848 2012-07-18 Nick Clifton <nickc@redhat.com>
2850 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2852 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2856 Backport from mainline
2857 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2860 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2861 instead expand it as zero extension.
2863 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2865 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2866 QImode and HImode splitters. Use ix86_comparison_operator.
2867 Explicitly match FLAGS_REG.
2868 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2870 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2871 Steven Bosscher <steven@gcc.gnu.org>
2872 Bernd Schmidt <bernds@codesourcery.com>
2874 PR rtl-optimization/53908
2875 * df-problems.c (can_move_insns_across): When doing
2876 memory-reference book-keeping, handle call insns.
2878 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2880 Backport from mainline
2881 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2884 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2885 sibcall_insn_operand. Move it to a temporary register if not.
2887 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2890 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2891 emit PIC sequence for fnaddr symbol reference in advance.
2893 2012-07-09 Jason Merrill <jason@redhat.com>
2896 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2897 (type_hash_eq): Likewise.
2900 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2902 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2904 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2905 due to negative shift amount.
2907 2012-07-06 Kai Tietz <ktietz@redhat.com>
2909 Backport from mainline.
2911 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2912 as "/mingw/include".
2914 2012-07-06 Nick Clifton <nickc@redhat.com>
2916 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2917 default_encode_section_info.
2919 2012-07-06 Richard Guenther <rguenther@suse.de>
2921 Backport from mainline
2922 2012-03-30 Richard Guenther <rguenther@suse.de>
2925 * double-int.c (rshift_double): Remove not needed cast.
2927 2012-03-28 Richard Guenther <rguenther@suse.de>
2930 * double-int.h (rshift_double): Remove.
2931 * double-int.c (lshift_double): Use absu_hwi to make count
2933 (rshift_double): Make static, take unsigned count argument,
2934 remove handling of negative count argument.
2935 (double_int_rshift): Dispatch to lshift_double.
2937 2012-07-06 Richard Guenther <rguenther@suse.de>
2939 Backport from mainline
2940 2012-06-18 Richard Guenther <rguenther@suse.de>
2942 PR tree-optimization/53693
2943 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2944 Reject operands with more than one use.
2946 2012-07-06 Richard Guenther <rguenther@suse.de>
2948 Backport from mainline
2949 2012-04-11 Richard Guenther <rguenther@suse.de>
2952 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2953 consider loop nesting.
2954 (evolution_function_is_univariate_p): Properly check the remainder
2957 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2959 Backport from mainline
2960 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2962 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2963 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2964 (adjacent_mem_locations): Move some code to and call...
2965 (get_memref_parts): ...new function.
2966 (mem_locations_overlap): New function.
2967 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2968 (is_mem_ref): Rename to...
2969 (find_mem_ref): ...this. Return MEM rtx.
2970 (get_store_dest): Remove function.
2971 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2972 new parameter and adjust calls.
2973 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2974 mem refs overlap for true_store_to_load_dep_costly.
2975 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2976 passed to adjacent_mem_locations.
2977 (is_costly_group): Walk resolved dependency list.
2978 (force_new_group): Emit group ending nop for Power6/Power7.
2979 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2980 (group_ending_nop): New define_insn.
2982 2012-07-04 Richard Guenther <rguenther@suse.de>
2985 * gimple-fold.c (get_base_constructor): Do not return an
2986 error_mark_node DECL_INITIAL.
2988 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2990 Backport from mainline
2991 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2993 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2994 code model string in the error message.
2996 2012-07-04 Tristan Gingold <gingold@adacore.com>
2998 Backport from mainline.
2999 2012-06-25 Tristan Gingold <gingold@adacore.com>
3001 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3002 (seh_cfa_adjust_cfa): ... that function.
3003 (seh_emit_stackalloc): Do not emit out of range values.
3004 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3005 UNSPEC_DEF_CFA constants.
3006 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3007 * config/i386/i386.c (ix86_frame_pointer_required): Required
3008 for very large frames on SEH target.
3009 (ix86_compute_frame_layout): Save area is before frame pointer
3010 on SEH target. Handle very large frames.
3011 (ix86_expand_prologue): Likewise.
3013 2012-07-04 Richard Guenther <rguenther@suse.de>
3015 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3016 as in free_lang_data_in_type.
3018 2012-07-02 Martin Jambor <mjambor@suse.cz>
3020 Backport from mainline.
3021 2012-07-02 Martin Jambor <mjambor@suse.cz>
3024 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3025 dynamic type change check.
3027 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3029 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3030 last statement of the finally block onto the switch.
3032 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3034 * configure: Regenerate.
3036 Backport from mainline.
3037 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3039 * config.gcc (target_type_format_char): New. Document it. Set it for
3041 * configure.ac (gnu_unique_option): Use target_type_format_char
3042 in test. Comment rationale.
3044 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3046 Backport from mainline.
3047 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3049 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3051 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3053 Backport from 2012-06-28 mainline r189049
3056 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3057 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3058 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3059 avr_hard_regno_call_part_clobbered.
3061 2012-06-28 Richard Guenther <rguenther@suse.de>
3064 * expr.c (expand_expr_real_1): Verify if the type is complete
3065 before inspecting its size.
3067 2012-06-27 Nick Clifton <nickc@redhat.com>
3069 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3072 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3075 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3077 2012-06-26 Nick Clifton <nickc@redhat.com>
3079 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3081 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3084 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3085 of x x x in the vmovlps load alternative.
3087 2012-06-22 Richard Guenther <rguenther@suse.de>
3089 * gcov-iov.c: Include bconfig.h and system.h.
3091 2012-06-22 Richard Guenther <rguenther@suse.de>
3093 PR gcov-profile/53744
3094 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3096 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3098 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3099 DECL_IGNORED_P non-reg vars even if they are used.
3101 2012-06-19 Jason Merrill <jason@redhat.com>
3104 * dwarf2out.c (modified_type_die): Use scope_die_for.
3105 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3106 (uses_local_type_r, uses_local_type): New.
3107 (scope_die_for): Keep a type that uses a local type in local scope.
3108 Use get_context_die for namespace and type scope.
3110 2012-06-19 Richard Guenther <rguenther@suse.de>
3113 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3114 replace it with the first non-BLOCK context.
3116 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3118 PR rtl-optimization/53700
3120 Backport from mainline
3121 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3123 * ira-color.c (setup_left_conflict_sizes_p): Process all
3124 conflicting objects.
3126 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3128 Backport from mainline
3129 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3132 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3133 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3134 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3135 instead of xop_mulv2div2di3_low.
3136 (xop_p<macs>dql): Fix vec_select selector.
3137 (xop_p<macs>dqh): Ditto.
3138 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3139 (xop_mulv2div2di3_high): Ditto.
3141 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3143 Backport from mainline:
3144 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3146 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3148 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3150 Backport from mainline:
3151 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3153 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3154 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3155 MAX_PCREL17F_OFFSET instead of fixed offset.
3156 (pa_attr_length_call): Likewise.
3157 (pa_attr_length_indirect_call): Likewise.
3159 2012-06-15 Walter Lee <walt@tilera.com>
3161 Backport from mainline:
3162 2012-06-15 Walter Lee <walt@tilera.com>
3164 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3166 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3168 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3170 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3172 Backport from mainline:
3174 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3175 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3176 * gimple.h (block_in_transaction): Check for flag_tm.
3178 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3180 PR tree-optimization/52558
3182 Backport from mainline:
3183 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3184 * gimple.h (gimple_set_in_transaction): Remove.
3185 (gimple_in_transaction): Look in BB instead.
3186 (gimple_statement_base): Remove in_transaction field.
3187 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3188 * trans-mem.c (compute_transaction_bits): Place transaction bit
3189 information into basic blocks.
3191 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3193 PR tree-optimization/52558
3194 * cfg.c (alloc_aux_for_edge): Fix comment.
3195 (alloc_aux_for_edge): Remove static.
3196 * basic-block.h (alloc_aux_for_edge): Protoize.
3197 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3198 (execute_sm_if_changed_flag): New.
3199 (execute_sm_if_changed_flag_set): New.
3200 (execute_sm): Do not generate data races unless requested.
3201 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3202 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3203 * gimple.h (block_in_transaction): New.
3204 (gimple_in_transaction): Use block_in_transaction.
3206 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3208 Backported from mainline
3209 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3211 PR rtl-optimization/53589
3212 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3213 discovery even when e->dest != target. If any LABEL_REF points
3214 to e->dest label, redirect it to target's label.
3216 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3219 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3220 returns false, replace stmt with GIMPLE_NOP.
3221 (check_omp_nesting_restrictions): Instead of issuing warnings,
3222 issue errors and return false if any errors were reported.
3224 2012-06-14 Richard Guenther <rguenther@suse.de>
3226 * BASE-VER: Set to 4.7.2.
3227 * DEV-PHASE: Set to prerelease.
3229 2012-06-12 Christian Bruel <christian.bruel@st.com>
3232 * config/sh/sh.c (sh_option_override): Don't force
3233 flag_omit_frame_pointer and maccumulate_outgoing_args.
3234 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3236 2012-06-14 Release Manager
3238 * GCC 4.7.1 released.
3240 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3242 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3244 2012-06-13 Richard Henderson <rth@redhat.com>
3246 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3247 iterator instead of INT.
3249 2012-06-08 Richard Henderson <rth@redhat.com>
3252 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3253 note to a clobber insn when no other insn is available.
3255 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3258 * doc/invoke.texi (Wenum-compare): Update documentation.
3260 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3263 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3265 (altivec_stvlxl): Ditto.
3266 (altivec_stvrx): Ditto.
3267 (altivec_stvrxl): Ditto.
3269 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3272 * trans-mem.c (expand_block_edges): Do not skip the first
3273 statement when resetting the BB.
3275 2012-06-04 Richard Guenther <rguenther@suse.de>
3278 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3279 create new assembler names.
3281 2012-06-04 Richard Guenther <rguenther@suse.de>
3283 Backport from mainline
3284 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3287 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3288 larger than maxbits. Don't compute maxbits modulo align.
3289 Also check that unit bytes long store at bitpos / unit * unit
3290 doesn't affect bits beyond bitregion_end.
3291 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3292 would not fit into bitregion_start ... bitregion_end + 1 bit
3294 (store_split_bit_field): Decrease unit close to end of bitregion_end
3295 if access is restricted in order to avoid mutual recursion.
3297 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3299 Backport from 2012-06-04 mainline r188172
3302 * config/avr/avr-stdint.h: New file.
3303 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3306 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3308 PR tree-optimization/53550
3309 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3310 is POINTER_TYPE_P, use sizetype as step type instead of type.
3312 2012-06-04 Richard Guenther <rguenther@suse.de>
3313 Eric Botcazou <ebotcazou@adacore.com>
3315 Backport from mainline
3316 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3318 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3319 Change type of BITOFFSET to signed. Make sure the lower bound of
3320 the computed range is non-negative by adjusting OFFSET and BITPOS.
3321 (expand_assignment): Adjust call to get_bit_range.
3323 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3325 * expr.c (get_bit_range): Return the null range if the enclosing record
3326 is part of a larger bit field.
3328 2012-03-20 Richard Guenther <rguenther@suse.de>
3330 * stor-layout.c (finish_bitfield_representative): Fallback
3331 to conservative maximum size if the padding up to the next
3332 field cannot be computed as a constant.
3333 (finish_bitfield_layout): If we cannot compute the distance
3334 between the start of the bitfield representative and the
3335 bitfield member start a new representative.
3336 * expr.c (get_bit_range): The distance between the start of
3337 the bitfield representative and the bitfield member is zero
3338 if the field offsets are not constants.
3340 2012-03-16 Richard Guenther <rguenther@suse.de>
3342 * stor-layout.c (finish_bitfield_representative): Fall back
3343 to the conservative maximum size if we cannot compute the
3344 size of the tail padding.
3346 2012-03-14 Richard Guenther <rguenther@suse.de>
3348 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3349 * stor-layout.c (start_bitfield_representative): New function.
3350 (finish_bitfield_representative): Likewise.
3351 (finish_bitfield_layout): Likewise.
3352 (finish_record_layout): Call finish_bitfield_layout.
3353 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3354 for QUAL_UNION_TYPE fields.
3355 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3356 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3357 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3362 * expr.c (get_bit_range): Unconditionally extract bitrange
3363 from DECL_BIT_FIELD_REPRESENTATIVE.
3364 (expand_assignment): Adjust call to get_bit_range.
3366 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3369 * fold-const.c (fold_binary_loc): Refine previous change.
3371 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3373 Backport from mainline
3374 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3377 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3378 avoid going above orig insn. Update comments.
3380 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3382 Backport from mainline
3383 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3386 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3387 prologue for unwinder and profiler.
3389 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3391 Backport from mainline
3392 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3394 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3396 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3398 Backport from mainline
3399 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3401 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3402 DBX_REGISTER_NUMBER.
3404 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3406 Backport from mainline
3407 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3409 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3410 operand is CONST_INT. Take COSTS_N_INSNS into account.
3411 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3414 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3416 * config/avr/avr.opt (-msp8): Document it.
3417 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3419 2012-05-31 Richard Guenther <rguenther@suse.de>
3422 * expr.c (expand_assignment): Do not use movmisalign on
3425 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3428 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3429 (pa_section_type_flags): New.
3430 (pa_legitimate_constant_p): Revert previous change.
3432 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3434 Backport from mainline
3435 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3438 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3439 accessed indirectly.
3440 (ipa_tm_create_version): Same.
3442 2012-05-30 Jason Merrill <jason@redhat.com>
3445 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3446 about array compound literals.
3448 2012-05-30 Richard Guenther <rguenther@suse.de>
3451 * fold-const.c (fold_binary_loc): Make sure to call
3452 fold_plusminus_mult_expr with the original sign of operands.
3454 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3456 * explow.c (probe_stack_range): Restore simple control flow and stop
3457 again when the probe cannot be generated if HAVE_check_stack.
3459 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3461 PR rtl-optimization/53519
3462 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3463 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3465 2012-05-29 Richard Guenther <rguenther@suse.de>
3467 PR tree-optimization/53516
3468 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3470 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3472 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3474 Backport from mainline
3475 2012-05-28 Richard Guenther <rguenther@suse.de>
3477 PR tree-optimization/53438
3478 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3480 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3482 Backport from mainline
3483 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3485 PR rtl-optimization/52528
3486 * combine.c (can_combine_p): Add setting of subst_low_luid
3487 before call to expand_field_assignment().
3489 2012-05-26 Martin Jambor <mjambor@suse.cz>
3491 Backport from mainline
3492 2012-05-23 Martin Jambor <mjambor@suse.cz>
3494 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3496 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3499 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3500 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3502 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3505 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3506 (ix86_expand_vec_perm): Use int mode instead of float.
3508 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3511 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3512 gnu_ld variables to yes.
3513 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3514 (HAVE_GNU_AS): Likewise.
3515 * config.in: Regenerate.
3516 * configure: Likewise.
3518 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3520 Backport from mainline
3521 2012-03-12 Richard Guenther <rguenther@suse.de>
3522 * config/arm/arm.c (neon_dereference_pointer): Do not call
3523 covert during RTL expansion.
3525 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3527 Backport from mainline
3528 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3531 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3532 relied on signed overflow behavior.
3534 2012-05-24 Richard Guenther <rguenther@suse.de>
3537 * tree-profile.c (tree_profiling): Cleanup the CFG if
3538 execute_fixup_cfg requests it.
3540 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3542 PR tree-optimization/53465
3543 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3544 vr0 into *vr, then vrp_meet that.
3545 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3546 have any equivalences.
3547 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3550 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3552 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3554 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3555 (iterative_hash_gimple_type): Adjust comment.
3556 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3557 domain for an array type instead of the domain type itself.
3559 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3561 Backport from 2012-05-23 mainline r187803
3564 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3565 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3568 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3570 Backport from 2012-05-03 mainline r187075
3572 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3573 has_fma4 for AMD processors with both fma3 and fma4 support.
3575 2012-05-22 Richard Guenther <rguenther@suse.de>
3577 PR tree-optimization/53408
3578 * tree-vect-loop.c (vectorizable_induction): Properly check
3579 the restriction that we cannot handle induction results from
3580 the inner loop outside of the outer loop.
3582 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3584 PR tree-optimization/53436
3585 * omp-low.c (omp_build_component_ref): New function.
3586 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3588 PR tree-optimization/53366
3589 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3590 tests if complex_numbers == 2, but there are non-complex number loads
3593 PR tree-optimization/53409
3594 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3595 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3597 PR tree-optimization/53410
3598 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3599 instead of build_int_cst (type, 0) where vector types might be
3602 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3605 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3606 from folded operands before wrapping another around the
3607 conditional expression.
3609 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3610 Patrick Marlier <patrick.marlier@gmail.com>
3612 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3615 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3617 Backport from mainline
3618 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3621 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3622 (UNSPECV_RDRAND): This.
3623 (rdrand<mode>_1): Updated.
3625 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3627 Backport from mainline
3628 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3630 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3631 RDRND, F16C and FSGSBASE.
3633 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3635 Backport from mainline
3636 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3638 * tree-ssa-pre.c (can_value_number_call): Delete.
3639 (compute_avail): Skip all statements with side effects.
3640 <GIMPLE_CALL>: Skip calls to internal functions.
3642 2012-05-18 David S. Miller <davem@davemloft.net>
3644 Backport r185385 from mainline
3645 2012-03-14 Richard Guenther <rguenther@suse.de>
3648 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3649 element type instead of mode, use build_vector_type_for_mode
3650 instead of the langhook, build a vector of proper signedness.
3651 (expand_vector_operations_1): Adjust.
3653 2012-05-18 Olivier Hainque <hainque@adacore.com>
3655 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3656 $(libsubdir) as libexecsubdir.
3658 2012-05-16 Andrew Pinski <apinski@cavium.com>
3660 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3663 2012-05-16 David S. Miller <davem@davemloft.net>
3665 * jump.c (delete_related_insns): If we remove a CALL, make sure
3666 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3668 2012-05-16 Richard Henderson <rth@redhat.com>
3671 * combine-stack-adj.c (prev_active_insn_bb): New.
3672 (next_active_insn_bb): New.
3673 (force_move_args_size_note): New.
3674 (combine_stack_adjustments_for_block): Use it.
3676 2012-05-16 Olivier Hainque <hainque@adacore.com>
3678 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3679 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3680 Add comments and improve stamp preservation across the whole sequence.
3681 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3683 2012-05-16 Richard Guenther <rguenther@suse.de>
3685 PR tree-optimization/53364
3686 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3687 detect a view-conversion of the decl.
3689 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3692 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3693 that operands[2] is either immediate, or q_regs_operand.
3695 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3697 Backport r187139 from mainline.
3698 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3700 PR rtl-optimization/52804
3701 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3702 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3703 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3704 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3705 RELOAD_FOR_OUTADDR_ADDRESS.
3707 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3710 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3711 generate target register for "load" class builtins.
3714 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3717 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3718 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3719 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3720 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3721 (<sse>_movu<ssemodesuffix>): New expander.
3722 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3723 (avx_movdqu<avxmodesuffix>): New expander.
3724 (*sse2_movdqu): Rename from sse2_movdqu.
3725 (sse2_movdqu): New expander.
3727 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3729 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3730 lineno 1 the same as lineno 0 before first start file directive.
3731 (optimize_macinfo_range): Likewise.
3733 * dwarf2out.c (have_macinfo): Define.
3734 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3735 attribute, don't force empty compilation unit and don't emit any
3736 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3738 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3740 Backport from mainline
3741 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3743 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3744 ORDERED and UNORDERED conditions.
3746 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3748 * function.c (requires_stack_frame_p): If the function can throw
3749 non-call exceptions, return true if the insn can throw internally.
3751 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3753 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3754 DECL_ORIGINAL_TYPE if it is present.
3756 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3758 Backport from 2012-05-12 mainline r187342.
3761 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3762 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3763 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3764 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3765 (expand_prologue): Move initialization of cfun->machine->is_naked,
3766 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3767 (avr_set_current_function): ...this new static function.
3768 (TARGET_SET_CURRENT_FUNCTION): New define.
3769 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3770 checking attributes of current_function_decl.
3771 (avr_regs_to_save): Ditto.
3772 (signal_function_p): Rename to avr_signal_function_p.
3773 (interrupt_function_p): Rename to avr_interrupt_function_p.
3775 * doc/extend.texi (Function Attributes): Better explanation of
3776 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3779 2012-05-09 Matthias Klose <doko@ubuntu.com>
3781 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3783 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3786 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3787 when a constant source operand matches an "I" constraint, the "no
3788 CC0 change" applies to a register-destination only, not a
3789 strict_low_part-destination.
3791 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3793 Backport from mainline:
3794 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3796 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3798 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3800 PR tree-optimization/53239
3801 * tree-vrp.c (get_value_range): Set VR of
3802 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3805 2012-05-07 Richard Guenther <rguenther@suse.de>
3807 PR tree-optimization/53195
3808 * tree-inline.c (setup_one_parameter): Properly add referenced
3809 vars from the parameters new known value.
3811 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3813 Backport from mainline:
3814 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3817 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3820 2012-05-04 Ian Lance Taylor <iant@google.com>
3822 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3823 values from false to NULL.
3825 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3827 Backport from mainline
3828 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3831 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3832 (TARGET_CMOV): Rename from TARGET_CMOVE.
3833 (TARGET_CMOVE): New define.
3834 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3835 Do not set TARGET_CMOVE here.
3837 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3839 Backport from mainline:
3841 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3843 PR tree-optimization/52633
3844 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3845 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3846 (vect_recog_over_widening_pattern): Remove handling of code that was
3847 already detected as over-widening pattern. Remove special handling
3848 of "unsigned" cases. Instead, support general case of conversion
3849 of the shift result to another type.
3851 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3853 * tree-vect-patterns.c (vect_single_imm_use): New function.
3854 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3855 (vect_recog_over_widening_pattern): Likewise.
3856 (vect_recog_widen_shift_pattern): Likewise.
3858 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3860 PR tree-optimization/52870
3861 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3862 presumed pattern statement is within the same loop or basic block.
3864 2012-05-04 Richard Guenther <rguenther@suse.de>
3866 * common.opt (flto-report): Do not mark as Optimization.
3868 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3871 * recog.c (constrain_operands): If extra constraints are present, also
3872 accept pseudo-registers with equivalent memory locations during reload.
3874 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3876 Backport from the mainline
3877 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3880 * config/rs6000/rs6000.md (bswapdi splitters): If
3881 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3882 default) is used, generate an alternate sequence that does not
3883 depend on using indexed addressing.
3885 2012-05-03 David S. Miller <davem@davemloft.net>
3888 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3889 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3890 (sparc_emit_float_lib_cmp): Likewise.
3892 2012-05-04 Martin Jambor <mjambor@suse.cz>
3894 Backport from mainline
3895 2012-05-02 Martin Jambor <mjambor@suse.cz>
3898 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3899 of a variable when the contect is a function.
3901 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3904 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3905 append program name to it and pass that as first argument
3906 to make_relative_prefix. Always pass standard_libexec_prefix
3907 as last argument to make_relative_prefix. If
3908 make_relative_prefix returns NULL, fall back to
3909 standard_libexec_prefix.
3912 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3916 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3917 mode, return that mode.
3919 2012-05-03 Richard Guenther <rguenther@suse.de>
3921 PR tree-optimization/53144
3922 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3924 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3925 with SSA name values.
3926 (vn_reference_lookup_3): Adjust callers.
3928 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3930 PR tree-optimization/53163
3931 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3932 return value from compute_all_dependences.
3934 PR rtl-optimization/53160
3935 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3936 has been modified by ree pass already.
3938 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3940 Backport from mainline
3941 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3944 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3945 calls to cgraph_node_name in xstrdup.
3946 (ipa_make_edge_direct_to_target): Ditto.
3947 * tree-sra.c (convert_callers_for_node): Ditto.
3948 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3949 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3950 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3951 (cgraph_materialize_all_clones): Ditto.
3952 * ipa-inline.c (report_inline_failed_reason): Ditto.
3953 (want_early_inline_function_p): Ditto.
3954 (edge_badness): Ditto.
3955 (update_edge_key): Ditto.
3956 (flatten_function): Ditto.
3957 (ipa_inline): Ditto.
3958 (inline_always_inline_functions): Ditto.
3959 (early_inline_small_functions): Ditto.
3961 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3963 Backport from mainline
3964 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3966 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3967 Introduce emul_name to select the right linker emulation for
3968 powerpc64-*-freebsd*.
3969 * configure: Regenerate.
3970 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3971 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3972 * config/rs6000/freebsd64.h: New file.
3973 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3975 (rs6000_savres_strategy): Likewise.
3976 (rs6000_savres_routine_name): Likewise.
3977 (rs6000_elf_file_end): Likewise.
3978 * config/rs6000/t-freebsd64: New file.
3979 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3980 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3982 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3984 Backport from mainline
3985 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3988 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3990 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3992 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3993 predicate to discriminate types.
3995 2012-04-27 Richard Guenther <rguenther@suse.de>
3998 * convert.c (convert_to_integer): Avoid infinite recursion for
3999 target-defined built-in types.
4001 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4004 * config/cris/cris.md ("*andhi_lowpart_v32")
4005 ("*andqi_lowpart_v32"): Change first input-only operand from
4006 a (match_operand ...) to (match_dup 0). Drop alternatives with
4007 const_int-matching constraints for redundancy.
4008 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4009 three-operand alternative.
4011 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4013 Backport from mainline
4014 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4016 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4017 (*addsi_2_zext): Ditto.
4018 (*add<mode>_3): Ditto.
4019 (*addsi_3_zext): Ditto.
4020 (*add<mode>_5): Ditto.
4022 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4025 * c-typeck.c (set_nonincremental_init,
4026 set_nonincremental_init_from_string): Pass true instead of false
4027 as IMPLICIT to add_pending_init.
4029 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4031 Backport from 2012-04-24 mainline r186768.
4034 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4036 2012-04-24 Richard Guenther <rguenther@suse.de>
4038 PR tree-optimization/53085
4039 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4042 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4045 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4047 (output_addressed_constants): Likewise.
4050 * varasm.c (get_section): Don't ICE for section conflicts with
4051 built-in section kinds.
4053 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4055 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4057 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4059 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4061 2012-04-23 Richard Guenther <rguenther@suse.de>
4064 * c-typeck.c (build_binary_op): Fix typo.
4066 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4068 PR tree-optimizations/52891
4069 * tree-vect-patterns.c (adjust_bool_pattern): Use
4070 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4071 but with non-standard precision.
4073 2012-04-22 Ian Lance Taylor <iant@google.com>
4075 * godump.c (go_output_typedef): Dump size of structs.
4077 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4079 Backport from mainline:
4081 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4082 hints for 'A' operand types.
4084 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4086 Backport from 2012-04-19 mainline r186588.
4089 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4090 the case *(X+const).
4092 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4094 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4096 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4099 * config/i386/sync.md (atomic_<code><mode>): Rename to
4100 atomic_<logic><mode>.
4102 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4104 Backport from mainline
4105 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4108 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4109 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4110 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4111 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4112 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4113 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4114 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4115 gen_avx2_permvarv8sf.
4117 2012-04-16 Martin Jambor <mjambor@suse.cz>
4119 Backported from mainline
4121 2012-04-13 Martin Jambor <mjambor@suse.cz>
4124 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4125 fold_ctor_reference returns a zero constant.
4127 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4129 Backported from mainline
4130 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4132 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4133 and __ILP32__ for x32.
4135 2012-04-13 Tom de Vries <tom@codesourcery.com>
4137 Backport from mainline r186418.
4139 2012-04-13 Tom de Vries <tom@codesourcery.com>
4141 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4142 parameters vuse and vuse_escaped.
4143 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4144 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4147 2012-04-13 Richard Guenther <rguenther@suse.de>
4149 PR tree-optimization/52969
4150 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4151 the condition for the COND_EXPR and handle predicate negation
4152 by swapping the COND_EXPR arms.
4154 2012-04-13 Richard Guenther <rguenther@suse.de>
4157 * convert.c (convert_to_pointer): Remove special-casing of
4160 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4162 Backport from mainline
4163 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4166 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4167 the list of options to enable the FCFID instruction.
4168 (TARGET_EXTRA_BUILTINS): Adjust comment.
4170 2012-04-12 Richard Guenther <rguenther@suse.de>
4172 PR tree-optimization/52943
4173 * tree-chrec.h (chrec_is_positive): Remove.
4174 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4175 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4176 Return false for a constant zero instead of negative.
4177 (analyze_siv_subscript_cst_affine): Handle zero difference
4178 in the initial condition explicitely.
4180 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4183 * varasm.c (process_pending_assemble_externals): Set
4184 pending_assemble_externals_processed true.
4185 (assemble_external): Call assemble_external_real if the pending
4186 assemble externals have been processed.
4188 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4191 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4192 the DECL generated for the special GOT helper.
4194 2012-04-06 Walter Lee <walt@tilera.com>
4196 Backport from mainline
4197 2012-03-07 Walter Lee <walt@tilera.com>
4199 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4200 REG_CFA_* notes for the stack pointer.
4201 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4202 EH_RETURN_STACKADJ_RTX.
4203 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4204 generate REG_CFA_* notes for the stack pointer.
4205 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4206 by EH_RETURN_STACKADJ_RTX.
4208 2012-04-06 Matt Turner <mattst88@gmail.com>
4210 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4212 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4214 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4215 of the destination isn't also a FP_REGS register.
4217 2012-04-03 Richard Guenther <rguenther@suse.de>
4219 Backport from mainline
4220 2012-03-02 Richard Guenther <rguenther@suse.de>
4222 PR tree-optimization/52406
4223 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4224 (struct indices): Add unconstrained_base member.
4225 (struct dr_alias): Remove unused vops member.
4226 (DR_UNCONSTRAINED_BASE): New define.
4227 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4228 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4229 be an artificial access that covers the whole indexed object,
4230 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4231 plain decl base-objects to their MEM_REF variant.
4232 (dr_may_alias_p): When the base-object of either data reference
4233 has unknown size use only points-to information.
4234 (compute_affine_dependence): Make dumps easier to read and
4236 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4237 DR_REF when looking for packed references.
4238 (vect_supportable_dr_alignment): Likewise.
4240 2012-04-03 Richard Guenther <rguenther@suse.de>
4242 Backport from mainline
4243 2012-03-15 Richard Guenther <rguenther@suse.de>
4246 * tree-data-ref.c (subscript_dependence_tester_1): Check
4247 all dimensions for non-conflicting access functions.
4249 2012-04-03 Richard Guenther <rguenther@suse.de>
4251 Backport from mainline
4252 2012-03-06 Richard Guenther <rguenther@suse.de>
4255 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4257 2012-03-23 Richard Guenther <rguenther@suse.de>
4259 PR tree-optimization/52678
4260 * tree-vectorizer.h (struct _stmt_vec_info): Add
4261 loop_phi_evolution_part member.
4262 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4263 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4264 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4265 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4266 Use the cached evolution part and the PHI nodes value from
4267 the loop preheader edge instead of re-analyzing the evolution.
4269 2012-03-26 Richard Guenther <rguenther@suse.de>
4271 PR tree-optimization/52701
4272 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4273 compute and set the evolution part of PHI nodes.
4275 2012-03-30 Richard Guenther <rguenther@suse.de>
4277 PR tree-optimization/52754
4278 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4279 propagate arbitrary addresses into really plain dereferences.
4281 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4283 PR tree-optimization/52835
4284 * tree-data-ref.c (build_rdg): Return NULL if
4285 compute_data_dependences_for_loop failed.
4287 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4289 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4290 (stmt_can_make_abnormal_goto): Use it.
4291 (is_ctrl_altering_stmt): Likewise.
4293 2012-03-31 Martin Jambor <mjambor@suse.cz>
4295 Backported from mainline
4296 2012-03-30 Martin Jambor <mjambor@suse.cz>
4298 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4299 is a builtin_stack_save in a dominating BB.
4301 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4303 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4304 crossing 128bit lane boundary.
4306 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4308 Backported from mainline
4309 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4312 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4314 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4315 * config/i386/i386.c: Include reload.h.
4316 (ix86_legitimize_reload_address): New function.
4318 2012-03-28 Martin Jambor <mjambor@suse.cz>
4320 Backported from mainline
4321 2012-03-27 Martin Jambor <mjambor@suse.cz>
4324 * tree-sra.c (sra_modify_assign): Do not call
4325 load_assign_lhs_subreplacements when working with an unscalarizable
4328 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4331 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4332 __builtin_va_start to __builtin_next_arg if the latter is
4333 builtin_decl_explicit_p rather than when it is not.
4336 * tree-vect-generic.c (vector_element): Perform multiplication
4337 for pos in bitsizetype type instead of idx type.
4339 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4341 Backport from 2012-03-28 mainline r185910.
4344 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4345 (avr_builtin_decl): New static function.
4346 (struct avr_builtin_description, avr_bdesc): Move up.
4347 Add GTY marker. Add field fndecl. Remove redundant field id.
4348 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4349 (avr_expand_builtin): Code cleanup because .id is removed.
4351 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4354 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4357 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4359 Backport from 2012-03-28 mainline r185907.
4362 * config.gcc (tm_file): Remove avr/multilib.h.
4364 * doc/invoke.texi (AVR Options): Adjust
4365 documentation of -mtiny-stack.
4367 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4368 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4369 * config/avr/t-avr: Remove generation of multilib.h.
4370 * config/avr/t-multilib: Regenerate.
4371 * config/avr/multilib.h: Remove.
4372 * config/avr/avr.opt (-msp8): New option.
4373 (avr_sp8): New variable.
4374 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4375 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4376 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4377 (avr_device_to_sp8): New prototype.
4378 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4379 (DRIVER_SELF_SPECS): New define.
4380 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4381 __AVR_SP8__, __AVR_HAVE_SPH__.
4382 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4383 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4384 (avr_file_start): Ditto.
4386 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4389 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4390 instead of 8 in adjust_address.
4392 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4394 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4395 of a unit before computing the offset in units.
4397 2012-03-27 Richard Guenther <rguenther@suse.de>
4400 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4403 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4406 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4408 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4411 * varasm.c: Include pointer-set.h.
4412 (pending_assemble_externals_set): New pointer set.
4413 (process_pending_assemble_externals): Destroy the pointer set.
4414 (assemble_external): See if decl is in pending_assemble_externals_set,
4415 and add it to pending_assemble_externals if necessary.
4416 (init_varasm_once): Allocate pending_assemble_externals_set.
4418 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4420 Backported from mainline
4421 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4424 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4425 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4426 (vector_ltgt<mode>): Likewise.
4427 (vector_ordered<mode>): Likewise.
4428 (vector_unordered<mode>): Likewise.
4429 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4431 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4433 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4436 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4438 Backported from mainline
4439 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4443 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4444 GENERAL_REGS and FP_REGS for SImode.
4446 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4449 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4450 on any new_local_var_chain vars declared during recursing on
4451 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4453 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4455 Backport from 2012-03-22 mainline r185692.
4458 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4459 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4460 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4461 (delay_cycles_1, delay_cycles_2): Ditto.
4462 (delay_cycles_3, delay_cycles_4): Ditto.
4463 (nopv, *nopv): Ditto.
4464 (sleep, *sleep): Ditto.
4467 Backport from 2012-03-21 mainline r185605.
4469 PR rtl-optimization/52543
4471 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4472 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4473 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4474 (avr_load_libgcc_p): Restrict to __flash loads.
4475 (avr_out_lpm): Only handle 1-byte loads from __flash.
4476 (avr_load_lpm): New function.
4477 (avr_find_unused_d_reg): Remove.
4478 (avr_out_lpm_no_lpmx): Remove.
4479 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4480 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4481 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4482 (load_<mode>, load_<mode>_clobber): New insns.
4483 (mov<mode>): For multi-byte move from non-generic
4484 16-bit address spaces: Expand to load_<mode> resp.
4485 load_<mode>_clobber.
4486 (load<mode>_libgcc): Remove expander.
4487 (split-lpmx): Remove split.
4489 Backport from 2012-03-13 mainline r185329.
4492 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4493 offset (size) to a value the insns can deal with.
4494 (expand_epilogue): Ditto.
4496 Backport from 2012-03-12 mainline r185256.
4499 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4500 type from reg_class_t to enum reg_class.
4501 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4503 Backport from 2012-03-12 mainline r185253.
4506 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4507 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4508 r184615 from 2012-02-28.
4510 Backport from 2012-03-08 mainline r185105.
4512 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4513 for constants in [-63,63].
4515 Backport from 2012-03-08 mainline r185100.
4518 * config/avr/avr.c (avr_mem_clobber): New static function.
4519 (avr_expand_delay_cycles): Add memory clobber operand to
4520 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4521 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4522 (enable_interrupt, disable_interrupt): New expander.
4523 (nopv, sleep, wdr): New expanders.
4524 (delay_cycles_1): Add memory clobber.
4525 (delay_cycles_2): Add memory clobber.
4526 (delay_cycles_3): Add memory clobber.
4527 (delay_cycles_4): Add memory clobber.
4528 (cli_sei): New insn from former "enable_interrupt",
4529 "disable_interrupt" with memory clobber.
4530 (*wdt): New insn from former "wdt" with memory clobber.
4531 (*nopv): Similar, but for "nopv".
4532 (*sleep): Similar, but for "sleep".
4534 Backport from 2012-03-07 mainline r185043.
4537 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4539 Backport from 2012-03-07 mainline r185032.
4542 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4543 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4544 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4546 Backport from 2012-03-07 mainline r185031.
4549 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4551 * config/avr/avr.md (xload_8): Adjust insn length.
4553 Backport from 2012-03-07 mainline r185030.
4556 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4557 if RAMPZ affects reading from RAM.
4559 Backport from 2012-03-05 mainline r184919.
4561 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4563 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4565 Backport from mainline r185259.
4568 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4569 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4571 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4573 Backported from mainline
4574 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4577 * c-parser.c (c_parser_postfix_expression)
4578 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4580 * config/i386/smmintrin.h: Avoid /* within a comment.
4581 * config/i386/nmmintrin.h: Likewise.
4583 2012-03-22 Richard Guenther <rguenther@suse.de>
4585 * BASE-VER: Set to 4.7.1.
4586 * DEV-PHASE: Set to prerelease.
4588 2012-03-22 Release Manager
4590 * GCC 4.7.0 released.
4592 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4594 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4596 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4597 Andrew Pinski <apinski@cavium.com>
4600 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4601 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4602 calls instead of __builtin_ir{int,ound}*.
4604 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4607 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4610 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4612 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4613 Refer to GCC 4.7 version of c99status.html.
4615 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4617 Backport from mainline
4618 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4620 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4621 redefine to be NULL if the current bit-size is different from the
4622 configured bit-size.
4624 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4625 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4626 set the default tuning. Add asserts to make sure the cpu and tune
4627 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4628 test whether the index is set, instead of > 0.
4629 (rs6000_file_start): Do not reset the default cpu if the current
4630 bit-size is different from the configured bit-size.
4632 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4634 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4636 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4637 Update binutils references.
4638 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4639 Update binutils reference.
4640 Update Sun as/GNU ld caveat.
4641 Document binutils largefile requirement for LTO plugin.
4642 Remove reference to alternate libpthread.
4644 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4646 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4648 (Specific, mips-sgi-irix6): Likewise.
4650 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4652 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4653 * configure: Regenerate.
4655 2012-03-07 Richard Henderson <rth@redhat.com>
4657 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4658 * config/m68k/sync.md (atomic_test_and_set): Use it.
4659 (atomic_test_and_set_1): Likewise.
4661 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4664 * Makefile.in: Let install-gcc-ar depend on installdirs,
4665 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4666 Don't double canonicalize if cross-compiling.
4668 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4670 * trans-mem.c: New typedef for tm_region_p.
4671 Define vector types for tm_region_p.
4672 (tm_region_init): Replace region_worklist to a vector called
4675 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4678 * trans-mem.c (tm_region_init): Use last_basic_block.
4680 2012-03-05 Richard Henderson <rth@redhat.com>
4683 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4684 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4685 BIGGEST_ALIGNMENT is aligned.
4687 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4689 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4691 2012-03-05 Richard Henderson <rth@redhat.com>
4694 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4695 instead of calling negqi2 directly.
4697 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4699 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4700 (INTMAX_TYPE): Use it.
4701 (UINTMAX_TYPE): Likewise.
4702 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4703 (irix6_c_common_override_options): Declare.
4704 (C_COMMON_OVERRIDE_OPTIONS): Define.
4705 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4706 * config/mips/irix6-c.c: New file.
4707 * config/mips/t-irix6 (irix6-c.o): New target.
4708 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4711 2012-03-02 Richard Henderson <rth@redhat.com>
4713 * optabs.c (expand_atomic_test_and_set): Honor
4714 atomic_test_and_set_trueval even when atomic_test_and_set
4715 optab is not in use.
4717 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4719 Backport from mainline
4720 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4722 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4724 2012-03-02 Richard Guenther <rguenther@suse.de>
4726 * DEV-PHASE: Set to prerelease.
4728 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4730 * config.gcc (obsolete): Add all ARM targets using the FPA.
4731 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4732 * doc/install.texi: Avoid references to obsolete ARM ports.
4734 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4736 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4738 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4739 Joern Rennecke <joern.rennecke@embecosm.com>
4741 * doc/extend.texi: Expand and update information on interrupt
4742 attribute for Epiphany.
4744 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4746 * config/sh/sh-protos.h: Update copyright notice dates.
4747 * config/sh/sh.h: Likewise.
4748 * config/sh/sh.md: Likewise.
4749 * config/sh/constraints.md: Likewise.
4750 * config/sh/predicates.md: Likewise.
4752 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4754 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4755 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4757 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4759 * config/sh/constraints.md: Fix comment typo.
4761 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4764 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4765 unsigned HOST_WIDE_INT.
4766 (zvdep_imm64): Likewise.
4767 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4768 (vdepi_and): Likewise.
4769 Likewise for unamed 64-bit patterns.
4770 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4772 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4775 PR rtl-optimization/52417
4776 * cselib.c (cselib_any_perm_equivs): New variable.
4777 (cselib_reset_table): Check that it's not set when not
4778 preserving constants.
4779 (cselib_add_permanent_equiv): Set it.
4780 (cselib_have_permanent_equivalences): New.
4781 (cselib_init, cselib_finish): Reset it.
4782 * cselib.h (cselib_have_permanent_equivalences): Declare.
4783 * alias.c (get_addr): Restore earlier behavior when there
4784 aren't permanent equivalences.
4786 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4788 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4789 * config/v850/v850-modes.def: Fix copyright notice.
4791 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4793 * doc/extend.texi (AVR Built-in Functions): Document
4794 __builtin_avr_flash_segment.
4796 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4797 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4798 (*split.flash_segment): New insn-and-split.
4799 * config/avr/avr.c (avr_init_builtins): Add local variables:
4800 const_memx_void_node, const_memx_ptr_type_node,
4801 char_ftype_const_memx_ptr.
4803 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4805 PR tree-optimization/52445
4806 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4807 add ssa_name_ver, offset and size fields and change store field
4809 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4810 (add_or_mark_expr): Likewise. Only consider previous stores
4811 with the same size and offset.
4812 (nt_init_block): Only look at gimple_assign_single_p stmts,
4813 doesn't look at rhs2.
4815 2012-03-01 Richard Guenther <rguenther@suse.de>
4818 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4819 conversions from integral types to pointer types.
4821 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4823 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4824 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4825 unintentionally removed in r184616.
4827 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4829 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4832 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4833 Uros Bizjak <ubizjak@gmail.com>
4836 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4837 alternatives, add "e" constraint to the new last alternative
4838 and ! to last 3 alternatives.
4840 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4842 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4843 DW_AT_artificial attributes at the end of the processing.
4844 (gen_array_type_die): Likewise.
4845 (gen_enumeration_type_die): Likewise.
4846 (gen_struct_or_union_type_die): Likewise.
4847 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4850 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4853 * expr.c (expand_assignment): If doing misaligned store that doesn't
4854 cover all mode bits, perform a RMW cycle.
4856 PR tree-optimization/52429
4857 * tree-parloops.c (separate_decls_in_region_debug): Return early
4858 if var is LABEL_DECL.
4860 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4862 PR tree-optimization/52424
4863 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4864 calling dom_thread_across_edge.
4866 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4868 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4870 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4872 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4873 * config/avr/avr.c (avr_output_bld): Remove unused function.
4874 (avr_out_sbxx_branch): Use "%T" to print bit position.
4876 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4878 * config/avr/avr.md: Untabify.
4880 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4882 * config/avr/avr.md (eqne): New code iterator.
4883 (*dec-and-branchsi): Use it in text peephole's condition.
4884 (*dec-and-branchhi): Ditto.
4885 (*dec-and-branchqi): Ditto.
4887 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4890 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4891 the device does not have the skip-bug.
4893 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4895 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4896 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4897 -mpretend-cmove): New.
4899 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4902 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4903 doesn't count DEBUG_INSN refs.
4904 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4905 for DEBUG_INSN refs.
4907 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4911 2012-02-20 Richard Guenther <rguenther@suse.de>
4912 PR tree-optimization/52298
4913 * tree-vect-stmts.c (vectorizable_load): Properly use
4914 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4917 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4920 * gimple.h (gimple_in_transaction): New.
4921 (gimple_set_in_transaction): New.
4922 (struct gimple_statement_base): Add in_transaction field.
4923 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4925 (tree_ssa_lim_initialize): Compute transaction bits.
4926 * tree.h (compute_transaction_bits): Protoize.
4927 * trans-mem.c (tm_region_init): Use the heap to store BB
4929 (compute_transaction_bits): New.
4931 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4933 * gcc.c (display_help): Document --help=common and sort entries
4936 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4938 * doc/install.texi: Document check-$LANG specific shortcuts
4940 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4943 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4945 * config/arm/arm_neon.h: Regenerate.
4946 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4947 (neon_vcgeu): New insn.
4948 (neon_vcgtu): Likewise.
4949 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4950 (ops): Unsigned comparison intrinsics call a different
4953 2012-02-28 Richard Guenther <rguenther@suse.de>
4956 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4957 ordering for the VEC_CONCAT for two element vectors for
4958 V2SFmode, V2SImode and V2DImode.
4960 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4963 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4964 detecting big-endian triplets.
4966 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4968 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4969 mode if there is no type information available.
4971 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4973 PR tree-optimization/53207
4974 * doc/invoke.texi: Document as experimental and relying on graphite.
4976 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4978 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4979 of initializer to changes from r184614.
4981 2012-02-28 Richard Guenther <rguenther@suse.de>
4983 PR tree-optimization/52395
4984 * tree-sra.c (build_ref_for_offset): Also look at the base
4985 TYPE_ALIGN when figuring out the alignment of the replacement.
4987 2012-02-28 Richard Guenther <rguenther@suse.de>
4989 PR tree-optimization/52402
4990 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4991 mis-aligned types when creating the accesses at the call site.
4993 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4995 * config/avr/builtins.def: New file.
4996 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4997 * config/avr/avr.c (enum avr_builtin_id): Use it.
4998 (avr_init_builtins): Use it. And use avr_bdesc.
4999 (bdesc_1arg): Remove.
5000 (bdesc_2arg): Remove.
5001 (bdesc_3arg): Remove.
5002 (struct avr_builtin_description): Add field n_args.
5003 (avr_bdesc): New static variable using builtins.def.
5004 (avr_expand_builtin): Use it.
5005 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5006 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5007 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5009 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5012 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5013 match only one single hard register with respective hard reg rtx.
5014 (movmemx_<mode>): Ditto.
5015 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5016 insn anatomy of movmem[x]_<mode>.
5017 (avr_out_movmem): Same for printing assembler and operand usage.
5019 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5023 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5024 address spaces located outside of device flash.
5026 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5027 (mcu_type_s): Add field n_flash.
5028 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5029 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5030 (AVR_MCU): Add N_FLASH argument.
5031 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5032 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5033 macro __FLASH<n> if that address space makes sense for the device.
5034 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5035 outside of target flash.
5036 (avr_asm_named_section): Ditto.
5037 (avr_asm_select_section): Ditto.
5038 (avr_addr_space_convert): Ditto.
5039 (avr_emit_movmemhi): Ditto.
5040 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5041 address space is outside of device flash.
5042 (avr_insert_attributes): Ditto.
5043 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5044 avr_current_arch->n_segments.
5046 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5049 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5051 (*movabs<mode>_2): Likewise.
5053 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5056 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5057 s_register_operand in the test instead of REG_P. Don't call
5058 gen_reg_rtx if it won't be used.
5060 PR tree-optimization/52376
5061 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5063 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5065 * ifcvt.c (noce_get_condition): Check condition variable is not
5066 small_register_classes_for_mode_p before accepting.
5068 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5070 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5072 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5075 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5076 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5078 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5080 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5082 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5084 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5086 * config/sh/predicates.md: Remove blank lines.
5087 * config/sh/sh.c: Fix typos in comments.
5088 * config/sh/constraints.md: Likewise.
5089 * config/sh/sh.md: Remove blank lines.
5090 Fix typos in comments. Use ;; as comment characters.
5092 2012-02-26 Walter Lee <walt@tilera.com>
5094 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5095 (replace_mov_pcrel_step2): Ditto.
5097 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5100 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5101 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5102 and locs that reference values newer than the non-canonical value
5103 at hand. Return the canonical value as a worst case.
5104 (memrefs_conflict_p): Walk canonical value's locs.
5107 * cselib.c (preserve_only_constants): Rename to...
5108 (preserve_constants_and_equivs): ... this. Split out...
5109 (invariant_or_equiv_p): ... this. Preserve plus expressions
5110 of other preserved expressions too.
5111 (cselib_reset_table): Adjust.
5112 * var-tracking.c (reverse_op): Use canonical value to build
5115 2012-02-23 Kai Tietz <ktietz@redhat.com>
5117 * config/i386/i386.c (ix86_delegitimize_address): Handle
5118 UNSPEC_PCREL plus displacement.
5120 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5123 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5124 to test for unusedness in st X addressing.
5126 2012-02-24 Richard Guenther <rguenther@suse.de>
5129 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5130 (is_gimple_reg_type): Move inline ...
5131 * gimple.h (is_gimple_reg_type): ... here.
5133 2012-02-24 Richard Guenther <rguenther@suse.de>
5136 * passes.c (execute_function_todo): When verifying SSA form
5137 verify gimple form first.
5138 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5140 2012-02-24 Richard Guenther <rguenther@suse.de>
5143 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5144 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5146 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5148 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5150 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5152 * tree-phinodes.c (make_phi_node): Mark static.
5153 * tree-flow.h (make_phi_node): Remove extern decl.
5154 * doc/gimple.texi (make_phi_node): Remove documentation.
5156 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5158 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5159 * tree-ssa-sccvn.c (print_scc): Ditto.
5161 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5163 * doc/passes.texi (Full redundancy elimination): Fix typo.
5165 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5167 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5169 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5172 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5174 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5177 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5179 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5181 * config/avr/avr.md (code_stdname): Add ior, xor.
5182 (xior): New code iterator.
5183 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5184 (*<code_stdname><mode>qi.byte1-3): Ditto.
5186 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5188 PR tree-optimization/52019
5189 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5192 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5194 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5195 HAVE_INITFINI_ARRAY to work around namespace pollution in
5196 certain versions of newlib system headers.
5197 * config.in: Regenerate.
5198 * configure: Regenerate.
5199 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5200 instead of HAVE_INITFINI_ARRAY.
5202 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5205 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5206 is not offsettable memory reference.
5208 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5211 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5212 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5214 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5216 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5217 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5219 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5221 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5222 library on Solaris 8 even without TLS support.
5223 * configure: Regenerate.
5225 2012-02-22 Richard Guenther <rguenther@suse.de>
5228 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5229 for GIMPLE_DEBUG stmts.
5231 2012-02-22 Martin Jambor <mjambor@suse.cz>
5234 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5235 according to the base object.
5237 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5239 PR rtl-optimization/50063
5240 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5241 and 2 (8-bit SP) in operand 2.
5242 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5243 setup to use movhi_sp_r instead of vanilla move to write SP.
5244 Adjust REG_CFA notes to superseed unspec.
5245 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5247 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5248 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5249 irq_state 1 (IRQ known to be on) here.
5251 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5253 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5255 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5256 assign_hard_reg): Likewise.
5258 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5260 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5262 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5265 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5266 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5268 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5270 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5271 prototype from here to...
5272 * config/avr/avr.h: ...here.
5274 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5277 * thumb2.md (thumb2_shiftsi3_short): Split register and
5278 immediate shifts. For register shifts tie operands 0 and 1.
5279 (peephole2 for above): Check that register-controlled shifts
5280 have suitably tied operands.
5282 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5285 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5286 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5287 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5288 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5289 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5290 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5291 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5292 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5293 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5294 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5295 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5296 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5297 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5298 bdver1_ssevector_avx256_unaligned_load,
5299 bdver1_ssevector_sse128_unaligned_load,
5300 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5301 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5302 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5303 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5304 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5305 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5306 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5307 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5308 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5309 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5310 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5311 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5312 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5313 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5314 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5315 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5316 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5317 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5318 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5319 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5320 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5321 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5322 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5323 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5324 bdver1_ssediv_double_load, bdver1_ssediv_double,
5325 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5326 Add "bdver2" attribute.
5328 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5330 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5331 default if possible and not specified otherwise.
5333 2012-02-21 Richard Guenther <rguenther@suse.de>
5336 * gimplify.c (create_tmp_from_val): Use the main variant type
5337 for the type of the temporary we create.
5339 2012-02-21 Richard Guenther <rguenther@suse.de>
5341 PR tree-optimization/52324
5342 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5343 do not gimplify a MEM_REF address operand if it is already
5346 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5348 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5349 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5351 2012-02-21 Richard Guenther <rguenther@suse.de>
5353 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5354 nested_in_vect_loop.
5356 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5358 PR tree-optimization/52318
5359 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5360 vdef also to non-pure/const call stmts in the sequence.
5362 2012-02-20 David S. Miller <davem@davemloft.net>
5364 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5365 don't use the "rd %pc" instruction on v9 for PIC register loads.
5367 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5370 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5371 in a transaction safe function.
5373 2012-02-20 Kai Tietz <ktietz@redhat.com>
5376 * stor-layout.c (place_field): Handle desired_align for
5379 2012-02-20 Richard Guenther <rguenther@suse.de>
5381 PR tree-optimization/52298
5382 * tree-vect-stmts.c (vectorizable_store): Properly use
5383 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5385 (vectorizable_load): Likewise.
5386 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5387 Access DR_STEP after ensuring it is not NULL.
5389 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5391 PR tree-optimization/52286
5392 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5393 optimization use double_int_to_tree instead of build_int_cst_wide,
5394 rewrite to use double_int vars.
5396 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5399 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5401 Remove -e 0 from $gcc_cv_ld invocation.
5402 Only use __GLIBC_PREREQ if defined.
5403 Enable on Solaris since Solaris 8 patch.
5404 (gcc_SUN_LD_VERSION): New macro.
5405 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5406 gcc_SUN_LD_VERSION for version number format.
5407 * configure: Regenerate.
5408 * varasm.c (get_elf_initfini_array_priority_section): Set
5409 SECTION_NOTYPE for non-default priority.
5410 Use get_section instead of get_unnamed_section to emit
5411 .init_array/.fini_array with default priority.
5413 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5415 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5416 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5417 (mips_start_unique_function, mips_output_mips16_rdhwr)
5418 (mips_code_end): New functions.
5419 (TARGET_ASM_CODE_END): Define.
5421 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5423 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5424 to stubs with non-sibling calls.
5426 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5428 * doc/invoke.texi (-fira-* options): Copy-edit.
5429 (ira-* parameters): Copy-edit.
5431 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5433 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5434 GCC coding conventions.
5436 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5438 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5439 when used as adjectives.
5441 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5443 * doc/invoke.texi: Clean up "that"/"which" confusion.
5445 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5447 * system.h: Poison SMALL_REGISTER_CLASSES
5448 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5449 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5451 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5453 PR tree-optimization/52285
5454 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5455 when deciding if a call is a tail call or tail recursion.
5457 2012-02-16 Kai Tietz <ktietz@redhat.com>
5459 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5460 interger-constant displacement for UNSPEC_PCREL.
5462 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5464 PR rtl-optimization/52208
5465 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5466 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5468 PR tree-optimization/52255
5469 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5470 loop->header has virtual PHI, but exit_e->dest doesn't, add
5471 virtual PHI to exit_e->dest and adjust all uses after the loop.
5474 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5475 children with clone_tree_hash, not after it.
5477 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5479 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5480 extended identifiers.
5482 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5485 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5486 a same_body_alias, also test whether e->callee isn't a former
5487 or current clone of the decl this is a same body alias of.
5489 PR translation/52264
5490 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5492 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5494 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5496 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5499 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5500 force_reg instead of copy_to_reg for better optimization. Force
5501 non-register or memory operands into a register.
5503 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5505 * extend.texi: Reserve upper bits of memory model for future use.
5507 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5508 Anatoly Sokolov <aesok@post.ru>
5509 Eric Weddington <eric.weddington@atmel.com>
5512 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5513 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5514 Rewrite initializers for .macro.
5515 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5516 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5517 atxmega32d4, atxmega32x1.
5518 avrxmega4: atxmega64a3, atxmega64d3.
5519 avrxmega5: atxmega64a1, atxmega64a1u.
5520 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5521 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5522 avrxmega7: atxmega128a1, atxmega128a1u.
5523 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5524 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5525 (struct base_arch_s): Rename reserved to xmega_p.
5526 Rename reserved2 to have_rampd.
5527 (AVR_XMEGA): New define.
5528 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5529 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5530 * config/avr/predicates.md (io_address_operand): Take into
5532 (low_io_address_operand): Ditto.
5533 (high_io_address_operand): Ditto.
5534 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5535 (enabled, movhi_sp_r): Use them.
5536 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5537 cpp_define_formatted to built-in define __AVR_ARCH__.
5538 (__AVR_XMEGA__): New built-in define.
5539 (__AVR_HAVE_RAMPD__): New built-in define.
5540 (__AVR_HAVE_RAMPX__): New built-in define.
5541 (__AVR_HAVE_RAMPY__): New built-in define.
5542 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5544 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5545 (avr_option_override): Initialize them.
5546 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5547 (avr_init_expanders): Initialize them. No more block several calls.
5548 (emit_push_sfr): New static function.
5549 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5551 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5552 (avr_print_operand): Print addreeses as symbols for
5553 RAMPX, RAMPY, RAMPD, CCP.
5554 (output_movhi): Handle AVR_XMEGA when writing to SP.
5555 (avr_out_movhi_mr_r_xmega): New static function.
5556 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5557 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5558 __RAMPD__, __CCP__ as needed.
5560 * config/avr/multilib.h: Regenerate.
5561 * config/avr/t-multilib: Regenerate.
5562 * config/avr/avr-tables.opt: Regenerate.
5564 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5566 PR tree-optimization/50561
5567 * graphite-flattening.c (lst_project_loop): Do not
5568 remove old scattering dimensions after flattening.
5569 (lst_do_flatten): Likewise.
5571 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5573 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5574 __builtin_avr_map8, __builtin_avr_map16.
5575 Document __builtin_avr_insert_bits.
5577 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5578 (insert_bits): New insn.
5579 (adjust_len.map_bits): Rename to insert_bits.
5580 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5581 * avr-protos.h (avr_out_map_bits): Remove.
5582 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5583 * config/avr/constraints.md (Cxf,C0f): New.
5584 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5585 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5586 New built-in define __BUILTIN_AVR_INSERT_BITS.
5587 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5588 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5589 (avr_move_bits): Rewrite.
5590 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5592 (avr_map_op_t): New typedef.
5593 (avr_map_op): New static variable.
5594 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5595 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5596 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5597 (bdesc_3arg, avr_expand_triop_builtin): New.
5598 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5599 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5600 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5601 (avr_map_equal_p, avr_map_sig_p): Remove.
5602 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5603 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5604 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5605 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5606 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5607 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5609 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5611 * config/c6x/c6x.md (reserve_cycles): New attribute.
5612 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5613 don't reserve functional units after the branch occurs.
5615 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5618 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5619 functions into non-tm_pure functions.
5621 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5624 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5625 (iterative_hash_canonical_type): Likewise.
5626 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5629 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5631 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5632 sched-group insn, it either remains alone or the entire list is pruned.
5634 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5636 * doc/install.texi (Prerequisites): Fix grammar.
5637 (Configuration): Likewise.
5639 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5641 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5642 MPC as part of GCC before describing configuring with --with-gmp etc.
5643 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5644 sources are present.
5646 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5649 * dwarf2out.c (clone_tree_hash): New function.
5650 (copy_decls_walk): Use it instead of clone_tree.
5652 2012-02-14 Richard Guenther <rguenther@suse.de>
5654 PR tree-optimization/52244
5655 PR tree-optimization/51528
5656 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5657 replacements for integral types.
5659 2012-02-14 Walter Lee <walt@tilera.com>
5661 * config.gcc: Handle tilegx and tilepro.
5662 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5664 Add HAVE_AS_TLS check for tilegx and tilepro.
5665 * configure: Regenerate.
5666 * doc/contrib.texi: Add Mat Hostetter and self.
5667 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5668 Document instruction intrinsics and network accessing intrinsics.
5669 (TILEPro Built-in Functions): New node. Document instruction
5670 intrinsics and network accessing intrinsics.
5671 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5672 (Specific, tilepro-*-linux*): Likewise.
5673 * doc/invoke.texi (TILE-Gx Options): New section.
5674 (TILEPro Options): New section.
5675 * doc/md.texi (TILE-Gx): New section.
5676 (TILEPro): New section.
5677 * common/config/tilegx/tilegx-common.c: New file.
5678 * common/config/tilepro/tilepro-common.c: New file.
5679 * config/tilegx/constraints.md: New file.
5680 * config/tilegx/linux.h: New file.
5681 * config/tilegx/mul-tables.c: New file.
5682 * config/tilegx/predicates.md: New file.
5683 * config/tilegx/sync.md: New file.
5684 * config/tilegx/t-tilegx: New file.
5685 * config/tilegx/tilegx-builtins.h: New file.
5686 * config/tilegx/tilegx-c.c: New file.
5687 * config/tilegx/tilegx-generic.md: New file.
5688 * config/tilegx/tilegx-modes.def: New file.
5689 * config/tilegx/tilegx-multiply.h: New file.
5690 * config/tilegx/tilegx-protos.h: New file.
5691 * config/tilegx/tilegx.c: New file.
5692 * config/tilegx/tilegx.h: New file.
5693 * config/tilegx/tilegx.md: New file.
5694 * config/tilegx/tilegx.opt: New file.
5695 * config/tilepro/constraints.md: New file.
5696 * config/tilepro/gen-mul-tables.cc: New file.
5697 * config/tilepro/linux.h: New file.
5698 * config/tilepro/mul-tables.c: New file.
5699 * config/tilepro/predicates.md: New file.
5700 * config/tilepro/t-tilepro: New file.
5701 * config/tilepro/tilepro-builtins.h: New file.
5702 * config/tilepro/tilepro-c.c: New file.
5703 * config/tilepro/tilepro-generic.md: New file.
5704 * config/tilepro/tilepro-modes.def: New file.
5705 * config/tilepro/tilepro-multiply.h: New file.
5706 * config/tilepro/tilepro-protos.h: New file.
5707 * config/tilepro/tilepro.c: New file.
5708 * config/tilepro/tilepro.h: New file.
5709 * config/tilepro/tilepro.md: New file.
5710 * config/tilepro/tilepro.opt: New file.
5712 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5714 PR tree-optimization/52210
5715 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5716 vect_model_simple_cost with two entry vect_def_type array instead
5717 of an address of dt.
5719 2012-02-14 Richard Guenther <rguenther@suse.de>
5722 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5723 Do not stream DECL_QUALIFIER.
5724 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5725 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5726 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5728 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5731 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5734 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5737 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5738 * cselib.c (cselib_subst_to_values_from_insn): New function.
5739 * sched-deps.c (add_insn_mem_dependence,
5740 sched_analyze_1, sched_analyze_2): Use it.
5742 2012-02-13 Jan Hubicka <jh@suse.cz>
5745 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5747 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5749 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5750 (GTM_SELF_SPECS): Define if not already defined.
5751 (driver_self_specs): Add GTM_SELF_SPECS.
5752 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5753 (GTM_SELF_SPECS): Define.
5754 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5755 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5757 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5759 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5762 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5765 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5766 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5768 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5771 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5773 2012-02-13 Richard Guenther <rguenther@suse.de>
5775 PR translation/52211
5776 * passes.c (enable_disable_pass): Fix typo.
5778 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5781 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5782 XOR for reduce_bit_field if type is unsigned.
5784 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5786 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5787 disallow changes from SFmode to mode with different size in FP regs.
5789 2012-02-12 Robert Millan <rmh@gnu.org>
5790 Gerald Pfeifer <gerald@pfeifer.com>
5792 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5795 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5797 PR rtl-optimization/52175
5798 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5799 to frame-related instructions.
5801 2012-02-10 Jason Merrill <jason@redhat.com>
5804 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5805 (demangle_new_symbols): Fill it.
5806 (scan_linker_output): Walk it.
5807 (start_tweaking): Split out from scan_linker_output.
5808 (maybe_tweak): Update sym->chosen.
5809 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5811 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5814 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5816 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5818 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5819 having the same mode as previous compare.
5821 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5823 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5824 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5825 (nonlocal_goto_internal): Likewise.
5826 (nonlocal_goto): Emit a use and an indirect jump directly.
5828 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5831 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5832 __atomic_{is,always}_lock_free.
5834 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5837 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5838 negative constant address for x32.
5840 2012-02-10 Richard Henderson <rth@redhat.com>
5842 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5843 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5844 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5846 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5847 Ira Rosen <irar@il.ibm.com>
5849 PR tree-optimization/50031
5850 * targhooks.c (default_builtin_vectorization_cost): Handle
5852 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5853 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5854 all types of reduction and pattern statements.
5855 (vect_estimate_min_profitable_iters): Likewise.
5856 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5857 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5858 for explicit realigns.
5859 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5860 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5862 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5863 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5864 vec_perm for VSX and handle vec_promote_demote.
5866 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5869 * builtins.c (fold_builtin_atomic_always_lock_free,
5870 expand_builtin_atomic_always_lock_free,
5871 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5872 Return and/or test boolean_true_node/boolean_false_node instead of
5873 integer_one_node/integer_zero_node.
5875 2012-02-10 Jan Hubicka <jh@suse.cz>
5878 * predict.c (predict_paths_for_bb): Prevent looping.
5879 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5881 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5883 * config/arm/arm.c (output_move_double): In one case properly
5884 count number of instructions that will be emitted.
5886 2012-02-10 Richard Guenther <rguenther@suse.de>
5888 PR translation/52193
5889 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5891 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5894 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5896 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5899 * var-tracking.c (emit_note_insn_var_location): If
5900 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5901 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5902 non-NOTE_DURING_CALL_P insn.
5904 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5907 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5909 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5912 * gcc.c (switch_matches) Support switches with separated form,
5915 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5917 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5919 (RAMPZ_ADDR): Ditto.
5920 * config/avr/avr.c (avr_addr_t): New typedef.
5921 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5922 (avr_init_expanders): Initialize it.
5923 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5925 (expand_epilogue): Ditto.
5926 (avr_print_operand): Ditto.
5927 (avr_file_start): Ditto.
5928 (avr_emit_movmemhi): Ditto.
5930 2012-02-08 Richard Guenther <rguenther@suse.de>
5932 PR tree-optimization/46886
5933 * tree-flow.h (do_while_loop_p): Declare.
5934 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5935 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5937 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5939 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5940 always succeed for integers larger than a native word.
5942 2012-02-08 Richard Guenther <rguenther@suse.de>
5944 PR rtl-optimization/52170
5945 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5946 properly handle integer vector modes.
5948 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5950 PR gcov-profile/52150
5951 * coverage.c: Include target.h.
5952 (build_var): Call targetm.strip_name_encoding on the assembler name.
5953 Change one _ into . or $ if the target allows it.
5954 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5956 PR rtl-optimization/52139
5957 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5958 is a BARRIER after emit_insn_after_noloc, move BB_END
5959 to the last non-BARRIER insn before it.
5961 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5964 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5965 (mips_gimplify_va_arg_expr): Call it instead of
5966 std_gimplify_va_arg_expr.
5968 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5970 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5971 message for -mno-pointers-to-nested-function.
5973 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5976 * expr.c (get_inner_reference): If there is an offset, add a negative
5977 bit position to it (if any).
5979 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5981 PR rtl-optimization/52060
5982 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5983 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5984 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5985 and/or i0src_copy2 when needed.
5987 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5989 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5990 or LTOPLUGINSONAME if have_c.
5992 * config/freebsd-spec.h: Add comment about what macros can be defined
5994 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5995 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5998 2012-02-07 Richard Guenther <rguenther@suse.de>
6000 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6001 newline in -alias dumps.
6003 2012-02-07 Kai Tietz <ktietz@redhat.com>
6004 Dave Korn <dave.korn.cygwin@gmail.com>
6007 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6008 Take care that typinfo gets dllexport-attribute.
6010 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6013 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6014 if modifier < EXPAND_SUM call force_operand on the result.
6016 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6018 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6019 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6021 (epiphany_function_type): Replace types for specific interrupts with
6022 EPIPHANY_FUNCTION_INTERRUPT.
6023 (EPIPHANY_INTERRUPT_P): Update.
6024 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6025 New static function.
6026 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6027 <disinterrupt>: Affects type identity.
6028 (epiphany_handle_interrupt_attribute): Handle variable number of
6030 (epiphany_compute_function_type): Update for new
6031 epiphany_function_type definition.
6032 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6033 handlers with a longcall forwarder.
6034 (epiphany_start_function): Handle multiple interrupt arguments and/or
6035 forwarder_section attribute.
6037 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6040 2012-02-07 Alan Modra <amodra@gmail.com>
6043 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6046 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6048 PR tree-optimization/50969
6049 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6050 use vec_perm rather than vector_stmt.
6051 (vect_model_load_cost): Likewise.
6052 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6053 vec_perm to be the same as other vector statements.
6054 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6055 cost of vec_perm for TARGET_VSX.
6057 2012-02-06 Richard Guenther <rguenther@suse.de>
6059 PR tree-optimization/52115
6060 * tree-sra.c (access_has_replacements_p): New function.
6061 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6063 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6066 * trans-mem.c (expand_call_tm): Add an assertion.
6067 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6070 2012-02-06 Richard Guenther <rguenther@suse.de>
6072 PR tree-optimization/50955
6073 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6074 raise cost of expressions that replace an address with an
6075 expression based on a different pointer.
6077 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6080 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6081 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6083 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6086 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6087 -Weffc++ and specify guidelines come from second edition.
6089 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6091 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6092 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6093 (call_direct_split, call_value_split, call_value_internal_direct)
6094 (call_value_direct_split, call_value_multiple_split): Use jal and
6095 jal_macro attributes.
6097 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6099 * reload1.c (reload_regs_reach_end_p): Replace with...
6100 (reload_reg_rtx_reaches_end_p): ...this function.
6101 (new_spill_reg_store): Update commentary.
6102 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6103 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6104 before setting new_spill_reg_store.
6105 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6106 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6107 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6108 for non-spill reload registers.
6110 2012-02-05 Ira Rosen <irar@il.ibm.com>
6112 PR tree-optimization/52091
6113 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6114 (vect_is_simple_use_1): Likewise.
6115 * tree-vect-loop.c (vectorizable_reduction): Update calls
6116 to vect_is_simple_use_1 and vect_is_simple_use.
6117 (vectorizable_live_operation): Likewise.
6118 * tree-vect-patterns.c (widened_name_p,
6119 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6120 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6121 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6122 vectorizable_shift,vectorizable_operation, vectorizable_store,
6123 vectorizable_load): Likewise.
6124 (vect_is_simple_cond): Add an argument, pass it to
6125 vect_is_simple_use_1.
6126 (vectorizable_condition): Update calls to vect_is_simple_cond,
6128 (vect_is_simple_use): Add an argument, the statement in which
6129 OPERAND is used. Check that if OPERAND's def stmt is a double
6130 reduction phi node, the use is a phi node too.
6131 (vect_is_simple_use_1): Add an argument, pass it to
6133 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6134 to vect_is_simple_use.
6136 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6138 PR rtl-optimization/52095
6139 * modulo-sched.c (dump_insn_locator): New function.
6140 (loop_canon_p, sms_schedule): Use it.
6142 PR rtl-optimization/52113
6143 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6144 even for decomposable shift/zext insns.
6146 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6147 Zdenek Dvorak <ook@ucw.cz>
6149 PR rtl-optimization/52092
6150 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6151 on get_iv_value result.
6153 2012-02-02 Andrew Pinski <apinski@cavium.com>
6157 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6159 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6162 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6164 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6166 PR rtl-optimization/49800
6167 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6168 (sched_finish): Call regstat_free_n_sets_and_refs.
6170 2012-02-02 Jia Liu <proljc@gmail.com>
6172 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6175 2012-02-02 Jan Hubicka <jh@suse.cz>
6176 Tom de Vries <tom@codesourcery.com>
6179 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6180 * varpool.c (varpool_analyze_pending_decls): Likewise.
6182 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6183 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6185 * config.gcc: Add cr16-* support.
6187 * doc/extend.texi: Document cr16 extensions.
6188 * doc/install.texi: Document cr16 install.
6189 * doc/invoke.texi: Document cr16 options.
6190 * doc/md.texi: Document cr16 constraints.
6192 * common/config/cr16/cr16-common.c: New file.
6193 * config/cr16/cr16.c: New file.
6194 * config/cr16/cr16.h: New file.
6195 * config/cr16/cr16.md: New file.
6196 * config/cr16/cr16.opt: New file.
6197 * config/cr16/cr16-protos.h: New file.
6198 * config/cr16/predicates.md: New file.
6199 * config/cr16/constraints.md: New file.
6200 * config/cr16/t-cr16: New file.
6202 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6205 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6206 that operands[2] is either immediate, or q_regs_operand.
6208 PR tree-optimization/52073
6209 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6210 a pattern stmt for pattern uses, ignore uses outside of the loop.
6212 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6214 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6215 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6216 (OUT_AS1, OUT_AS2): Remove.
6218 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6220 PR rtl-optimization/51374
6221 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6222 to cross other volatile_refs_p insns.
6224 2012-02-01 Richard Guenther <rguenther@suse.de>
6226 * doc/invoke.texi (fno-inline): Clarify documentation.
6227 (finline-small-functions): Likewise.
6228 (finline-functions): Likewise.
6229 * common.opt (finline): Adjust comment and documentation.
6230 (finline-small-functions): Clarify documentation.
6231 (finline-functions): Likewise.
6232 (finline-functions-called-once): Likewise.
6234 2012-02-01 Tristan Gingold <gingold@adacore.com>
6236 * c-typeck.c (composite_type): Keep mode for pointers.
6238 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6240 * function.h (regno_reg_rtx): Adjust comment.
6241 * reginfo.c (init_reg_modes_target): Only use the previous mode
6242 if it fits within one register. Remove MIPS comment.
6244 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6247 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6249 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6251 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6252 to srak instruction.
6254 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6256 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6258 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6263 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6265 2012-01-31 Richard Guenther <rguenther@suse.de>
6267 PR tree-optimization/51528
6268 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6271 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6276 * ree.c (add_removable_extension): Change def_map argument
6277 to unsigned *, store in def_map 1 + offset into *insn_list vector
6278 instead of pointers into the vector.
6279 (find_removable_extensions): Adjust caller.
6281 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6283 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6284 Transform all "* quoted-c-code" to { c-code }.
6285 Remove redundant test for "optimize" in combine patterns.
6286 Move (include "avr-dimode.md") to end of file.
6288 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6291 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6292 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6294 2012-01-30 Richard Guenther <rguenther@suse.de>
6296 PR tree-optimization/52028
6297 * tree-loop-distribution.c (ldist_gen): Properly update
6300 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6303 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6304 set_cur_line_info_table if not emitting debug info.
6306 PR tree-optimization/52046
6307 * tree-vect-patterns.c (check_bool_pattern): Give up if
6308 a comparison could throw.
6311 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6313 2012-01-30 Richard Guenther <rguenther@suse.de>
6315 PR tree-optimization/52045
6316 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6317 SSA form if cfgcleanup did anything.
6319 2012-01-30 Richard Guenther <rguenther@suse.de>
6321 PR tree-optimization/52045
6322 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6323 before computing final todo.
6325 2012-01-30 Richard Guenther <rguenther@suse.de>
6327 PR tree-optimization/51528
6328 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6331 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6333 * df-problems.c (df_kill_notes): Check that the use refers
6334 to the note under examination.
6336 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6339 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6340 parameter and use short-lived pseudos.
6341 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6342 (sparc_expand_vector_init): Const-ify local variables and adjust
6343 calls to above functions.
6345 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6347 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6349 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6351 * doc/invoke.texi: Make usage of "compile time" and
6352 "run time"/"runtime" consistent throughout the file.
6354 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6356 * config/alpha/alpha.c (alpha_option_override): Default to
6357 full IEEE compliance mode for Go language.
6359 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6361 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6362 (LINK_SSP_SPEC): Define.
6364 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6367 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6370 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6372 * doc/invoke.texi: Correct hyphenation of "floating point",
6373 "double precision", and related terminology throughout the file.
6375 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6378 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6379 arm_general_register_operand predicate for operand 2 instead of
6382 2012-01-27 Ian Lance Taylor <iant@google.com>
6385 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6386 * builtins.c (expand_builtin_init_trampoline): Add onstack
6387 parameter. Change caller.
6388 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6389 * tree.c (build_common_builtin_nodes): Declare
6390 __builtin_init_heap_trampoline.
6392 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6394 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6395 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6396 * config/avr/avr.c: Ditto.
6397 (avr_regnames): Remove because unused.
6398 * config/avr/avr.md (*cpse.ne): New peephole.
6399 (*cpse.eq): New peephole from former cpse peepholes.
6401 2012-01-27 Michael Eager <eager@eagercon.com>
6403 * config/microblaze.c (microblaze_emit_compare): Correct
6404 test after pcmp instruction.
6406 2012-01-27 Richard Guenther <rguenther@suse.de>
6408 PR tree-optimization/52020
6409 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6411 2012-01-27 Richard Guenther <rguenther@suse.de>
6413 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6414 function non-const/pure.
6416 2012-01-27 Richard Guenther <rguenther@suse.de>
6418 PR tree-optimization/50444
6419 * tree-sra.c (build_ref_for_offset): Properly adjust the
6420 MEM_REF type for unaligned accesses.
6422 2012-01-27 Richard Guenther <rguenther@suse.de>
6424 PR tree-optimization/50444
6425 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6426 (expand_assignment): Use it. Properly handle misaligned
6427 bases when expanding stores to component references.
6428 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6431 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6434 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6435 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6436 * tree-data-ref.c (find_data_references_in_loop): Make static.
6437 (compute_all_dependences): Change return type to bool. Bail out
6438 for too many datarefs in a loop. Move the hunk resetting the data
6439 dependences vector from ...
6440 (compute_data_dependences_for_loop): ... here. Account for
6441 compute_all_dependences returning false.
6442 (compute_data_dependences_for_bb): Likewise.
6443 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6444 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6446 2012-01-27 Richard Guenther <rguenther@suse.de>
6449 * expr.c (store_field): Use the alias-set of the scratch memory
6452 2012-01-27 Tom de Vries <tom@codesourcery.com>
6454 PR tree-optimization/51990
6455 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6457 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6459 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6462 * var-tracking.c (reverse_op): Don't add any reverse operation
6463 if V already has any constant locations.
6465 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6467 * doc/invoke.texi: Correct usage of "command line" (noun)
6468 vs "command-line" (adjective) throughout.
6470 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6472 * doc/invoke.texi (Language Independent Options): Move
6473 -Wcoverage-mismatch blurb from here....
6474 (Warning Options): ...to here.
6476 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6478 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6479 Set rs6000_always_hint to false for 476.
6481 2012-01-27 Matthias Klose <doko@ubuntu.com>
6483 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6485 * incpath.c (add_standard_paths): Likewise.
6487 2012-01-27 Richard Henderson <rth@redhat.com>
6489 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6490 * config/m68k/sync.md (atomic_test_and_set): Rename from
6491 sync_test_and_setqi and adjust the operands.
6492 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6493 and unconditionally enable.
6495 2012-01-27 Richard Henderson <rth@redhat.com>
6497 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6498 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6499 (ldstub): Rename from ldstubqi.
6500 (ldstub<I24MODE>): Remove.
6502 2012-01-27 Richard Henderson <rth@redhat.com>
6504 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6505 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6506 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6507 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6508 * doc/tm.texi: Rebuild.
6510 2012-01-27 Richard Henderson <rth@redhat.com>
6512 * optabs.c (gen_atomic_test_and_set): Remove default.
6513 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6515 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6517 PR rtl-optimization/51978
6518 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6519 (combine_reaching_defs): Likewise.
6520 (struct re_info): Remove.
6521 (add_removable_extension): Remove x and data arguments,
6522 add insn, insn_list and def_map. Use the arguments directly
6523 instead of using struct re_info.
6524 (find_removable_extensions): Don't call add_removable_extension
6525 through note_stores, instead just call it with single_set
6527 (find_and_remove_re): Pass curr_cand->expr instead of
6528 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6530 2012-01-26 Michael Matz <matz@suse.de>
6532 PR tree-optimization/46590
6533 * cfgexpand.c: Revert last change (r183305).
6534 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6536 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6537 checking for emptiness.
6539 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6542 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6543 non-addressable non-BLKmode base correctly.
6545 2012-01-26 Michael Matz <matz@suse.de>
6547 PR tree-optimization/48794
6548 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6549 regions referenced from RESX/EH_DISPATCH.
6551 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6553 * config/s390/s390.h: Make BRANCH_COST an option.
6554 * config/s390/s390.opt: New option -mbranch-cost.
6556 2012-01-26 Richard Henderson <rth@redhat.com>
6558 Revert 2012-01-24 change:
6559 * trans-mem.c (requires_barrier): Do not instrument thread local
6560 variables and emit save/restore for them.
6562 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6565 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6568 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6570 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6573 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6576 Rename __pgm to __flash.
6577 Rename __pgm1 to __flash1.
6578 Rename __pgm2 to __flash2.
6579 Rename __pgm3 to __flash3.
6580 Rename __pgm4 to __flash4.
6581 Rename __pgm5 to __flash5.
6582 Rename __pgmx to __memx.
6583 * doc/extend.texi (AVR Named Address Spaces)
6584 Rename address space names as indicated above.
6585 * config/avr/avr.c (avr_addrspace): Ditto.
6587 * config/avr/avr-protos.h
6588 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6589 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6590 * config/avr/predicates.md: Ditto.
6591 * config/avr/avr.c Ditto, and
6592 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6593 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6595 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6596 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6597 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6598 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6599 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6600 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6601 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6602 * config/avr/avr.c: Ditto.
6603 * config/avr/avr.md: Ditto.
6605 2012-01-25 Jason Merrill <jason@redhat.com>
6608 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6610 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6612 PR tree-optimization/51987
6613 * tree-data-ref.c (get_references_in_stmt): Handle references in
6614 non-volatile GIMPLE_ASM.
6616 2012-01-25 Richard Guenther <rguenther@suse.de>
6618 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6619 bases are dereferenced.
6621 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6623 PR rtl-optimization/48374
6624 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6626 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6628 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6629 compute_data_dependences_for_loop returns false.
6630 * tree-parloops.c (loop_parallel_p): Likewise.
6632 2012-01-25 Richard Guenther <rguenther@suse.de>
6634 * tree.h (get_pointer_alignment_1): Declare.
6635 * builtins.c (get_pointer_alignment_1): New function.
6636 (get_pointer_alignment): Use it.
6638 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6640 PR rtl-optimization/48308
6641 * combine.c (enum undo_kind): Add UNDO_LINKS.
6642 (struct undo): Add member l to other_contents and where.
6643 (do_SUBST_LINK): New.
6645 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6646 (undo_all): Handle UNDO_LINKS.
6648 2012-01-25 Richard Henderson <rth@redhat.com>
6650 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6653 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6655 * optabs.c (gen_atomic_test_and_set): Use each argument.
6657 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6659 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6660 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6661 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6662 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6663 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6664 TARGET_PAIRED_SINGLE_FLOAT.
6666 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6668 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6669 (in_struct, return_val): Remove MEM documentation.
6670 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6671 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6672 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6674 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6675 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6676 * expr.c (store_field): Likewise.
6677 * function.c (assign_stack_temp_for_type): Likewise.
6678 * ifcvt.c (noce_try_cmove_arith): Likewise.
6679 * reload1.c (reload): Likewise.
6680 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6681 (alpha_set_memflags): Likewise.
6682 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6684 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6686 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6688 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6689 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6690 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6692 * cselib.c (cselib_rtx_varies_p): Delete.
6693 (cselib_invalidate_mem): Update call to canon_true_dependence.
6694 * dse.c (record_store, check_mem_read_rtx): Likewise.
6695 (scan_reads_nospill): Likewise.
6696 * cse.c (check_dependence): Likewise.
6697 (cse_rtx_varies_p): Delete.
6698 * expr.c (safe_from_p): Update call to true_dependence.
6699 * ira.c (validate_equiv_mem_from_store): Likewise.
6700 (memref_referenced_p): Likewise.
6701 * postreload-gcse.c (find_mem_conflicts): Likewise.
6702 * sched-deps.c (sched_analyze_2): Likewise.
6703 * store-motion.c (load_kills_store): Likewise.
6704 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6705 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6706 (compute_transp): Update call to canon_true_dependence.
6708 2012-01-25 Richard Henderson <rth@redhat.com>
6710 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6711 (maybe_emit_atomic_test_and_set): New.
6712 (expand_sync_lock_test_and_set): Use it.
6713 (expand_atomic_test_and_set): Likewise.
6714 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6715 the implementation; clarify implementation defined details.
6716 * doc/md.texi (atomic_test_and_set): Document.
6718 2012-01-25 Richard Henderson <rth@redhat.com>
6720 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6722 2012-01-25 Richard Henderson <rth@redhat.com>
6725 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6726 to effect no-op split.
6728 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6731 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6732 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6733 (BT_FN_VOID_PTR_INT_SIZE): New.
6734 (BT_FN_UINT_UINT_VAR): Remove.
6735 (BT_FN_UINT32_UINT32_VAR): New.
6736 (BT_FN_DOUBLE_VPTR): Remove.
6737 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6739 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6740 (_ITM_changeTransactionMode): Same.
6741 (_ITM_memmoveRtWt): Change return type to void.
6742 (_ITM_memcpyRtWt): Same.
6743 (_ITM_memsetW): Same.
6744 (_ITM_RaRD): Change types to double.
6749 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6751 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6752 Patrick Marlier <patrick.marlier@gmail.com>
6754 * trans-mem.c (requires_barrier): Do not instrument thread local
6755 variables and emit save/restore for them.
6757 2012-01-24 Jason Merrill <jason@redhat.com>
6760 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6761 output static aliases.
6763 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6766 * common.opt (-pie, -shared, pie, shared): Change from Common to
6768 * gcc.c (display_help): Display help for -pie and -shared.
6770 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6773 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6774 Remove note on size/offset limitation.
6775 (AVR Variable Attributes): Add example how to read data located
6776 with progmem. Refer to named address spaces.
6777 * doc/invoke.texi (AVR Options): Fix typo.
6779 2012-01-24 Richard Guenther <rguenther@suse.de>
6781 Forward-port to trunk
6782 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6785 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6786 op0 isn't sufficiently aligned and there is movmisalignM
6787 insn for mode, use it to load op0 into a temporary register.
6789 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6792 * target.def (const_not_ok_for_debug_p): New hook.
6793 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6795 * doc/tm.texi: Regenerated.
6796 * dwarf2out.c (const_ok_for_output_1): If
6797 targetm.const_not_ok_for_debug_p returns true, fail.
6798 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6800 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6802 2012-01-23 Kai Tietz <ktietz@redhat.com>
6805 * config/i386/predicates.md (symbolic_operand): Allow
6806 UNSPEC_PCREL as PIC expression for lea.
6807 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6808 * config/i386/i386.c (ix86_delegitimize_address): Handle
6809 UNSPEC_PCREL for none-MEM, too.
6811 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6813 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6814 (ipa_tm_create_version_alias): Same.
6816 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6819 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6820 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6822 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6823 Patrick Marlier <patrick.marlier@gmail.com>
6824 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6827 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6828 simple_object_start_read.
6830 2012-01-23 Richard Guenther <rguenther@suse.de>
6833 PR tree-optimization/51895
6834 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6835 parameter decomposition into BLKmode components.
6837 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6839 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6840 fake variables for restrict-qualified pointers whose pointed-to type
6841 contains a placeholder.
6843 2012-01-23 Richard Guenther <rguenther@suse.de>
6845 PR tree-optimization/51949
6846 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6848 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6850 PR rtl-optimization/51933
6851 * ree.c (transform_ifelse): Return true right away if dstreg is
6852 already wider or equal to cand->mode.
6853 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6854 (make_defs_and_copies_lists): Remove defs_list and copies_list
6855 arguments, add state argument, just truncate state->work_list
6856 instead of always allocating and freeing the vector. Assert that
6857 get_defs succeeds instead of returning 2. Changed return type to bool.
6858 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6859 have ext_src_mode, see if it has been modified already with the
6860 right kind of extension and has been extended before from the
6861 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6862 just return true. Remember the original mode in state->modified array.
6863 (combine_reaching_defs): Add state argument. Don't allocate and
6864 free here def_list, copied_list and vec vectors, instead just
6865 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6866 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6867 Add state variable, clear vectors in it, initialize state.modified
6868 if needed. Free all the vectors at the end and state.modified too.
6869 Don't skip a candidate if the extension expression has been modified.
6871 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6874 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6875 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6876 (extra_options) interix.opt -> i386/interix.opt"
6877 (extra_objs):Add winnt-stubs.o
6878 * configure.ac: Add interix to target_os .comm on PE check.
6879 * configure: Regenerate.
6880 * config/interix3.h: Delete and move bits to..
6881 * config/interix.h: Delete and move bits to..
6882 * config/i386/i386-interix3.h: Delete and move bits to..
6883 * config/i386/i386-interix.h: ..here.
6884 (TARGET_CPU_DEFAULT): Remove redefinition.
6885 (TARGET_ASM_CONSTRUCTOR): Undefine.
6886 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6887 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6888 (PTRDIFF_TYPE): Define.
6889 (LONG_DOUBLE_TYPE_SIZE): Define.
6890 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6891 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6892 (TARGET_SECTION_TYPE_FLAGS): Define.
6893 (ASM_DECLARE_FUNCTION_NAME): Define.
6894 (ASM_OUTPUT_EXTERNAL): Define.
6895 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6896 (ASM_OUTPUT_ALIGNED_BSS): Define.
6897 (PCC_BITFIELD_TYPE_MATTERS): Define.
6898 (USE_CONST_SECTION): Define.
6899 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6900 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6901 (SUPPORTS_ONE_ONLY): Remove.
6902 (I386_PE_STRIP_ENCODING): Define.
6903 * config/interix.opt: Delete and move bits to..
6904 * config/i386/interix.opt: ..here. New.
6905 (mpe-aligned-commons): Add.
6906 * config/i386/t-interix: Add copyright header.
6907 (winnt-stubs.o): Add rule.
6909 2012-01-22 Jason Merrill <jason@redhat.com>
6912 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6913 for extra name aliases.
6915 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6917 PR rtl-optimization/51924
6918 * ree.c (combine_set_extension): Improve debugging message.
6919 (combine_reaching_defs): Likewise.
6920 (get_defs): Rename confusingly named variable.
6921 (find_and_remove_re): Skip a candidate if the extension expression has
6924 2012-01-21 Robert Millan <rmh@gnu.org>
6925 Gerald Pfeifer <gerald@pfeifer.com>
6927 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6928 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6930 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6932 PR tree-optimization/51914
6933 * tree-vect-stmts.c (vectorizable_conversion): For
6934 cvt_type && modifier == WIDEN, put temporary with cvt_type
6935 at the beginning of vec_dsts and set vec_dest to temporary
6938 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6940 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6942 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6944 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6945 * config/rs6000/rs6000.c: Likewise.
6947 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6950 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6951 output_move_double on a copy of operands array.
6953 2012-01-20 Cary Coutant <ccoutant@google.com>
6954 Dodji Seketeli <dodji@redhat.com>
6957 * dwarf2out.c (copy_declaration_context): Return ref to parent
6958 of declaration DIE, if necessary.
6959 (remove_child_or_replace_with_skeleton): Add new parameter; update
6960 caller. Place skeleton DIE under parent DIE of original declaration.
6961 Move call to copy_declaration_context to here ...
6962 (break_out_comdat_types): ... from here.
6964 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6966 PR rtl-optimization/51856
6967 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6970 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6973 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6974 hints for neon loads and stores.
6976 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6980 * doc/extend.texi (Named Address Spaces): Split into subsections.
6981 (AVR Named Address Spaces): New subsection.
6982 (M32C Named Address Spaces): New subsection.
6983 (RL78 Named Address Spaces): New subsection.
6984 (SPU Named Address Spaces): New subsection.
6985 (Variable Attributes): New anchor "AVR Variable Attributes".
6986 (AVR Variable Attributes): Rewrite and avoid wording
6987 "address space" in this context.
6988 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6989 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6990 (AVR Built-in Macros): New subsubsection therein.
6991 * doc/md.texi (AVR constraints): Remove "C04", "R".
6993 2012-01-20 Richard Guenther <rguenther@suse.de>
6995 PR tree-optimization/51903
6996 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6997 when removing stmts.
6999 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7002 * config/arm/arm.c (arm_load_pic_register): Use
7003 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7004 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7005 (arm_pic_static_addr): Likewise.
7006 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7007 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7008 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7009 (pic_load_addr_unified): New.
7011 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7014 * function.c (instantiate_virtual_regs_in_insn): Use
7015 delete_insn_and_edges when removing a wrong asm insn.
7017 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7019 PR rtl-optimization/40761
7020 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7021 Add new member loop_num.
7022 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7023 (ira_build): Remove the parameter.
7025 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7026 (ira.c): Do not build CFG loops for one region allocation. Remove
7027 argument from ira_build call.
7029 * ira-build.c (init_loop_tree_node): New function.
7030 (create_loop_tree_nodes): Use it. Separate the case when CFG
7031 loops are not built.
7032 (more_one_region_p): Check current_loops.
7033 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7035 (add_loop_to_tree): Process loop equal to NULL too.
7036 (form_loop_tree): Separate the case when CFG loops are not built.
7037 Use explicitly number for the root.
7038 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7040 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7041 instead of loop->num.
7042 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7043 (mark_all_loops_for_removal): Ditto.
7044 (remove_unnecessary_regions): Separate the case when CFG loops
7046 (ira_build): Remove the parameter. Use explicit number of regions
7047 when CFG loops are not built.
7049 * ira-color.c (print_loop_title): Separate the case for the root node.
7050 Use loop_num instead of loop->num.
7051 (move_spill_restore): Use loop_num instead of loop->num.
7053 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7054 (change_loop): Ditto.
7055 (change_loop): Use loop_num instead of loop->num.
7057 * ira-lives.c (process_bb_node_lives): Ditto.
7059 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7061 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7063 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7066 * tree-mudflap.c (mf_artificial): New function.
7067 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7068 mx_register_decls, mudflap_enqueue_decl): Use it.
7071 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7072 numbers in the insn pattern.
7074 2012-01-19 Michael Matz <matz@suse.de>
7076 PR tree-optimization/46590
7077 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7078 use it in remembering which conflicts we already created.
7079 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7082 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7085 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7086 (merge_and_complain): Same.
7088 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7091 * config/initfini-array.h: Guard content of the header
7092 with #ifdef HAVE_INITFINI_ARRAY.
7093 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7094 Add initfini-array.h to tm_file here.
7095 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7096 * config.gcc: Don't add initfini-array.h to tm_file here.
7097 * configure: Regenerated.
7099 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7101 PR rtl-optimization/51505
7102 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7103 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7104 (df_note_bb_compute): Update the call to df_kill_notes.
7106 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7108 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7110 2012-01-18 Richard Guenther <rguenther@suse.de>
7112 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7113 of conversions to void *.
7115 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7116 Richard Sandiford <rdsandiford@googlemail.com>
7120 * optabs.h (simplify_expand_binop): Declare.
7121 * optabs.c (simplify_expand_binop): Make global.
7122 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7123 endian targets if the source cannot be exactly covered by word
7126 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7129 * hard-reg-set.h (struct hard_reg_set_container): New type.
7130 * target.h (struct hard_reg_set_container): Forward declare.
7131 * target.def (set_up_by_prologue): New target hook.
7132 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7133 * doc/tm.texi: Regenerated.
7134 * function.c (thread_prologue_and_epilogue_insns): Change
7135 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7136 Call targetm.set_up_by_prologue on it.
7137 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7138 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7140 2012-01-17 Nick Clifton <nickc@redhat.com>
7142 * config/rx/rx.c (rx_can_use_simple_return): New function.
7143 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7144 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7146 2012-01-17 Richard Guenther <rguenther@suse.de>
7149 * expr.c (expand_assignment): Take address-space information
7150 from the address operand of MEM_REF and TARGET_MEM_REF.
7151 (expand_expr_real_1): Likewise.
7153 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7155 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7156 reload dump is requested.
7158 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7161 * trans-mem.c (requires_barrier): Call may_be_aliased.
7163 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7165 PR tree-optimization/51877
7166 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7167 call arguments and fndecls compare equal, instead return false if they
7168 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7169 both SSA_NAMEs that are valueized the same, or they satisfy
7172 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7174 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7176 * configure: Regenerate.
7178 2012-01-16 Jan Hubicka <jh@suse.cz>
7182 * convert.c (convert_to_integer): Use fold_convert for
7183 converting an INTEGER_CST to integer type.
7185 2012-01-16 Jason Merrill <jason@redhat.com>
7188 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7190 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7193 * config/s390/s390.c (s390_chunkify_start): Don't skip
7194 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7195 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7196 If insn is followed by NOTE_INSN_VAR_LOCATION or
7197 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7198 Don't use location of note insns.
7200 PR tree-optimization/51865
7201 * tree-inline.c (tree_function_versioning): Call remap_decl
7202 on DECL_RESULT whenever it has VOID_TYPE_P type.
7204 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7206 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7207 for calls to locally-binding MIPS16 functions if only the return
7208 type uses float regs.
7210 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7211 Richard Sandiford <rdsandiford@googlemail.com>
7213 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7214 (SYMBOL_32_HIGH): Likewise.
7215 (mips_output_tls_reloc_directive): Declare.
7216 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7217 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7218 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7219 (mips_lo_relocs, mips_hi_relocs): Make extern.
7220 (mips16_stub_function): Move up file.
7221 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7222 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7223 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7224 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7225 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7226 (mips_get_tp): Add MIPS16 support.
7227 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7228 Generalize DTPREL and TPREL handling.
7229 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7230 Add MIPS16 TLS support.
7231 (mips_output_tls_reloc_directive): New function.
7232 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7233 * config/mips/predicates.md (symbolic_operand_with_high)
7234 (tls_reloc_operand): New predicates.
7235 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7236 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7237 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7238 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7239 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7240 (*tls_get_tp_mips16_call_<mode>): Likewise.
7242 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7244 PR rtl-optimization/51821
7245 * recog.c (peep2_find_free_register): Determine clobbered registers
7248 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7251 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7252 * config/avr/avr.c: Likewise.
7253 * config/avr/avr.h: Likewise.
7255 2012-01-13 Ian Lance Taylor <iant@google.com>
7258 * tree.h (TYPE_QUALS): Add cast to int.
7259 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7261 2012-01-13 Ian Lance Taylor <iant@google.com>
7263 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7264 comparing param_index to VEC_length result.
7266 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7268 * c-decl.c: Do not include tree-mudflap.h
7269 * tree-optimize.c: Likewise.
7270 * Makefile.in: Update dependencies.
7272 2012-01-13 Richard Guenther <rguenther@suse.de>
7275 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7276 variable-sized result always use RSO.
7278 2012-01-12 DJ Delorie <dj@redhat.com>
7280 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7281 pointer type, not just the default pointer type.
7283 2012-01-09 Richard Henderson <rth@redhat.com>
7284 Denis Chertykov <chertykov@gmail.com>
7287 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7288 * config/avr/avr.c (avr_can_eliminate): Simplify.
7289 (avr_initial_elimination_offset): Likewise.
7290 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7291 (expand_epilogue): Likewise.
7292 (avr_legitimize_address): Gut.
7293 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7294 (avr_hard_regno_nregs): New.
7295 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7296 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7297 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7298 add soft frame pointer.
7299 (CALL_USED_REGISTERS): Likewise.
7300 (REG_CLASS_CONTENTS): Likewise.
7301 (REGISTER_NAMES): Likewise.
7302 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7303 (HARD_FRAME_POINTER_REGNUM): New.
7304 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7305 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7306 remove the HARD_FRAME_POINTER self-elimination.
7308 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7311 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7312 DECL_EXTERNAL when checking for initializers of progmem variables.
7314 2012-01-12 Ira Rosen <irar@il.ibm.com>
7316 PR tree-optimization/51799
7317 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7318 that the last operation is a type demotion.
7320 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7322 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7323 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7325 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7328 * combine.c (distribute_notes): If i3 is a noreturn call,
7329 allow old_size to be equal to args_size and make sure the
7330 noreturn call gets REG_ARGS_SIZE note.
7331 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7332 on noreturn calls even when the delta is 0.
7334 2012-01-11 Nathan Sidwell <nathan@acm.org>
7336 * gcov.c (STRING_SIZE): Remove.
7337 (generate_results): Erase annotations for source files with no
7338 coverage information.
7340 (output_lines): Use it.
7342 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7344 * gimple.h (gimplify_body): Remove first argument.
7345 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7346 pointer set here, instead just pass DATA to walk_tree.
7347 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7348 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7349 (unvisit_body): Likewise, but with unmark_visited.
7350 (gimplify_body): Remove BODY_P argument and adjust.
7351 (gimplify_function_tree): Adjust call to gimplify_body.
7352 * omp-low.c (finalize_task_copyfn): Likewise.
7354 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7356 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7357 (build_function_type_skip_args): Delete.
7358 * tree.c (build_function_type_skip_args): Make static and add
7359 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7360 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7361 pass it to build_function_type_skip_args.
7362 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7363 (tree_function_versioning): Likewise.
7364 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7365 build_function_decl_skip_args.
7366 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7367 and pass it to build_function_decl_skip_args/tree_function_versioning.
7368 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7369 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7370 * trans-mem.c (ipa_tm_create_version): Likewise.
7371 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7372 * tree-inline.c (declare_return_variable): Remove always-true test.
7373 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7374 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7375 * ipa-split.c (split_function): Skip the return value for the split
7376 part if it doesn't return.
7378 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7380 PR tree-optimization/49642
7381 * ipa-split.c (forbidden_dominators): New variable.
7382 (check_forbidden_calls): New function.
7383 (dominated_by_forbidden): Likewise.
7384 (consider_split): Check for forbidden dominators.
7385 (execute_split_functions): Initialize and free forbidden
7386 dominators info; call check_forbidden_calls.
7388 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7390 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7392 2012-01-11 Nick Clifton <nickc@redhat.com>
7394 * config/rx/rx.md (return): Define pattern.
7396 2012-01-11 Richard Guenther <rguenther@suse.de>
7398 * doc/extend.texi (malloc attribute): Adjust according to
7401 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7402 Patrick Marlier <patrick.marlier@gmail.com>
7405 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7406 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7407 (ipa_tm_note_irrevocable): Same.
7408 (ipa_tm_scan_irr_block): Same.
7409 (ipa_tm_decrement_clone_counts): Same.
7410 (ipa_tm_scan_irr_function): Same.
7411 (ipa_tm_create_version_alias): Same.
7412 (ipa_tm_create_version): Same.
7413 (ipa_tm_transform_calls_redirect): Same.
7414 (ipa_tm_transform_calls): Same.
7415 (ipa_tm_transform_transaction): Same.
7416 (ipa_tm_execute): Same.
7418 2012-01-10 Richard Guenther <rguenther@suse.de>
7421 * opts.c (common_handle_option): Handle -Werror.
7423 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7425 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7428 2012-01-10 Jason Merrill <jason@redhat.com>
7430 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7433 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7435 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7436 supports R_386_TLS_GD_PLT reloc.
7437 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7438 supports R_386_TLS_LDM_PLT reloc.
7439 * configure: Regenerate.
7440 * config.in: Regenerate.
7442 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7445 Extend __pgmx semantics to linearize memory.
7446 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7447 determine if code comes inline or from libgcc.
7448 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7449 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7450 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7451 (movmemx_qi, movmemx_hi): New insns.
7452 (xload_<mode>_libgcc): Rewrite to new insn condition.
7453 (xload_<mode>): Remove insns.
7454 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7455 cases that don't satisfy avr_xload_libgcc_p().
7456 (avr_addr_space_convert): Allow converting in any direction.
7457 (avr_addr_space_subset_p): Return always true.
7458 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7459 (avr_emit_movmemhi): Ditto.
7460 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7461 (avr_out_movmem): Ditto.
7462 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7463 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7464 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7465 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7466 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7468 2012-01-10 Richard Guenther <rguenther@suse.de>
7470 PR tree-optimization/50913
7471 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7472 Require data-refs to be representable by Graphite with respect
7475 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7477 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7478 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7480 2012-01-10 Tom de Vries <tom@codesourcery.com>
7482 PR rtl-optimization/51271
7483 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7484 handling annulled branch.
7486 2012-01-10 Richard Henderson <rth@redhat.com>
7488 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7489 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7490 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7491 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7492 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7493 arm_expand_vec_perm_const): New.
7494 * config/arm/arm-protos.h: Update.
7495 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7496 (*neon_vswp<VDQX>): New.
7497 (neon_vcombine<VDX>): Use neon_split_vcombine.
7498 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7499 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7500 (vec_perm<VE>): New.
7502 2012-01-10 Richard Henderson <rth@redhat.com>
7504 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7505 use it if reload_completed.
7506 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7507 arm_output_asm_insn, arm_process_output_memory_barrier,
7508 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7509 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7510 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7511 arm_process_output_sync_insn, arm_output_sync_insn,
7512 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7513 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7514 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7515 (emit_unlikely_jump): New.
7516 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7517 (arm_split_atomic_op): New.
7518 * config/arm/arm-protos.h: Update.
7519 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7520 (struct arm_sync_generator): Remove.
7521 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7522 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7523 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7524 (VUNSPEC_LL, VUNSPEC_SC): New.
7525 (sync_result, sync_memory, sync_required_value, sync_new_value,
7526 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7527 (attr length): Don't use arm_sync_loop_insns.
7528 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7529 (movsfcc, movdfcc): Likewise.
7530 * config/arm/constraints.md (Ua): New.
7531 * config/arm/prediates.md (mem_noofs_operand): New.
7532 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7533 (sync_clobber, sync_t2_reqd): Remove.
7534 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7535 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7536 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7537 (arm_sync_compare_and_swap<SIDI>): Remove.
7538 (arm_sync_compare_and_swap<NARROW>): Remove.
7539 (arm_sync_lock_test_and_set<SIDI>): Remove.
7540 (arm_sync_lock_test_and_set<NARROW>): Remove.
7541 (arm_sync_new_<syncop><SIDI>): Remove.
7542 (arm_sync_new_<syncop><NARROW>): Remove.
7543 (arm_sync_new_nand<SIDI>): Remove.
7544 (arm_sync_new_nand<NARROW>): Remove.
7545 (arm_sync_old_<syncop><SIDI>): Remove.
7546 (arm_sync_old_<syncop><NARROW>): Remove.
7547 (arm_sync_old_nand<SIDI>): Remove.
7548 (arm_sync_old_nand<NARROW>): Remove.
7549 (*memory_barrier): Merge arm_output_memory_barrier.
7550 (atomic_compare_and_swap<QHSD>): New.
7551 (atomic_compare_and_swap<NARROW>_1): New.
7552 (atomic_compare_and_swap<SIDI>_1): New.
7553 (atomic_exchange<QHSD>): New.
7554 (cas_cmp_operand, cas_cmp_str): New.
7555 (atomic_op_operand, atomic_op_str): New.
7556 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7557 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7558 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7559 (arm_load_exclusive<NARROW>): New.
7560 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7561 (arm_store_exclusive<QHSD>): New.
7563 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7565 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7566 reload patterns if -mvsx-scalar-memory.
7568 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7569 generated, even -mno-vsx-scalar-double was used.
7570 (vsx_xscvdpsp_scalar): Likewise.
7571 (vsx_xscvspdp_scalar2): Likewise.
7573 2012-01-09 Tom de Vries <tom@codesourcery.com>
7574 Andrew Pinski <apinski@cavium.com>
7577 * reorg.c (fill_slots_from_thread): Don't speculate
7578 frame-related insns.
7580 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7582 * sched-int.h (bb_note): Move to...
7583 * basic-block.h: ...here.
7584 * haifa-sched.c (bb_note): Move to...
7585 * cfgrtl.c: ...here.
7586 * function.c (next_block_for_reg): New function.
7587 (move_insn_for_shrink_wrap): Likewise.
7588 (prepare_shrink_wrap): Rewrite to use the above.
7590 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7592 * gimple.c (is_gimple_non_addressable): Remove.
7593 * gimple.h: Remove is_gimple_non_addressable.
7594 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7595 is_gimple_non_addressable.
7596 * trans-mem.c (expand_assign_tm): Same.
7598 2012-01-09 Richard Guenther <rguenther@suse.de>
7600 PR tree-optimization/51775
7601 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7602 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7604 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7606 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7608 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7610 2012-01-09 Richard Guenther <rguenther@suse.de>
7612 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7614 2012-01-08 Jan Hubicka <jh@suse.cz>
7616 PR tree-optimize/51680
7617 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7618 on when known_vals needs to be computed; cleanup.
7620 2012-01-08 Jan Hubicka <jh@suse.cz>
7622 PR tree-optimize/51694
7623 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7625 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7627 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7628 for -std=c++98 and -std=c++11 too.
7630 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7632 * cfgloop.c (cancel_loop): Add free() of bbs array.
7634 2012-01-07 Jan Hubicka <jh@suse.cz>
7636 PR tree-optimization/51600
7637 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7638 that benefits small functions.
7640 2012-01-07 Jan Hubicka <jh@suse.cz>
7642 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7644 2012-01-07 Jan Hubicka <jh@suse.cz>
7646 PR tree-optimization/51680
7647 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7648 whose inlining reduce unit size.
7650 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7653 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7654 Add canonical node to containing_mem chain after the non-canonical
7655 one, even if there weren't any locs to propagate.
7656 (remove_useless_values): Keep only canonical values.
7657 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7658 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7659 canonicalize mem_chain elements that are not discarded.
7661 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7664 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7665 before emitting functions.
7667 PR gcov-profile/50127
7668 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7669 clear_aux_for_blocks.
7671 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7674 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7676 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7678 * c-decl.c (ext_block): Moved up.
7679 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7681 2012-01-06 Han Shen <shenhan@google.com>
7683 Translate built-in include paths for sysroot.
7684 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7685 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7687 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7688 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7690 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7691 control whether sysroot should be prepended to gxx include dir.
7693 * configure: Regenerate.
7695 2012-01-06 Torvald Riegel <triegel@redhat.com>
7697 PR rtl-optimization/51771
7698 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7699 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7701 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7703 PR tree-optimization/51315
7704 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7705 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7707 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7710 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7711 for shrp pattern. Correctly handle and fixup shift variable.
7712 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7714 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7717 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7718 note when !ACCUMULATE_OUTGOING_ARGS.
7720 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7722 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7724 (extract_range_from_unary_expr_1): Avoid useless computations.
7726 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7728 PR rtl-optimization/51767
7729 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7730 of jump_block and add an extra edge for degenerated asm gotos.
7733 * stmt.c (check_unique_operand_names): Don't ICE during error
7734 reporting if i is from labels chain.
7737 * profile.c (branch_prob): Split bbs that have exit edge
7738 and need a fake entry edge too.
7740 2012-01-05 Jan Hubicka <jh@suse.cz>
7743 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7746 2012-01-05 Richard Guenther <rguenther@suse.de>
7749 * tree-streamer-out.c (write_ts_optimization): New function.
7750 (streamer_write_tree_body): Call it.
7751 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7752 (streamer_read_tree_body): Call it.
7753 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7755 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7758 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7759 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7760 in_cleanup_point_expr before gimplify_stmt call and restore it
7762 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7763 in_cleanup_point_expr is false.
7765 2012-01-05 Richard Guenther <rguenther@suse.de>
7768 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7770 * toplev.c (process_options): Reject combining mudflap and LTO.
7771 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7773 2012-01-05 Richard Guenther <rguenther@suse.de>
7775 PR tree-optimization/51760
7776 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7778 (bit_value_unop): Handle UNDEFINED operands.
7779 (bit_value_binop): Likewise.
7781 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7783 * config/avr/avr.c (avr_replace_prefix): Remove.
7784 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7785 (avr_asm_function_rodata_section): Ditto.
7786 (avr_asm_select_section): Ditto.
7788 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7790 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7793 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7796 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7797 calls that have any non-fake successor edges.
7800 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7802 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7804 PR tree-optimization/51624
7805 * tree-sra.c (build_ref_for_model): When replicating a chain of
7806 COMPONENT_REFs, stop as soon as the offset would become negative.
7808 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7811 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7812 in .debug_loc on the floor.
7814 2012-01-04 Andrew Pinski <apinski@cavium.com>
7816 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7818 2012-01-04 Andrew Pinski <apinski@cavium.com>
7819 Adam Nemet <anemet@caviumnetworks.com>
7821 * config/mips/mips.md (size): Add SI and DI.
7822 (SIZE): New mode attribute.
7823 (U): New code attribute.
7824 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7825 (mips_lbux_<mode>): Delete.
7826 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7827 (mips_lhx): Use gen_mips_lhx_extsi.
7828 (mips_lhx_<mode>): Delete.
7830 (mips_l<size>x): New expand.
7831 (mips_lwx_<mode>): Delete.
7832 (mips_l<GPR:size>x_<P:mode>): New pattern.
7833 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7834 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7835 * config/mips/mips.c (mips_lx_address_p): New function.
7836 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7837 (dsp64): New availability predicate.
7838 (mips_builtins): Add an entry for __builtin_mips_ldx.
7839 * config/mips/mips.h (ISA_HAS_LBX): New define.
7840 (ISA_HAS_LBUX): Likewise.
7841 (ISA_HAS_LHX): Likewise.
7842 (ISA_HAS_LHUX): Likewise.
7843 (ISA_HAS_LWX): Likewise.
7844 (ISA_HAS_LWUX): Likewise.
7845 (ISA_HAS_LDX): Likewise.
7846 * doc/extend.texi (__builtin_mips_ldx): Document.
7848 2012-01-04 Tristan Gingold <gingold@adacore.com>
7850 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7851 when long pointers are used.
7852 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7853 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7854 (ia64-hp-*vms*): Remove.
7855 * config/vms/xm-vms64.h: Delete.
7857 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7860 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7862 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7864 * opts.c (finish_options): Remove duplicate sorry.
7866 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7869 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7872 2012-01-04 Richard Guenther <rguenther@suse.de>
7875 * tree.c (size_low_cst): New function.
7876 * tree.h (size_low_cst): Declare.
7877 * fold-const.c (fold_comparison): Use it to extract the low
7878 part of the POINTER_PLUS_EXPR offset.
7880 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7882 Fix clearing ZERO_REG
7883 * config/avr/avr.md (cc): Add alternative "ldi".
7884 (movqi_insn): Use it in cc attribute.
7885 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7886 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7887 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7889 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7891 * configure: Regenerate.
7893 2012-01-04 Richard Guenther <rguenther@suse.de>
7895 PR tree-optimization/49651
7896 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7897 (var_can_have_subvars): Use it.
7898 (get_constraint_for_1): Only consider subfields if there can be any.
7900 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7903 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7904 to its new canonical_cselib_val and the cselib_val was in
7905 first_containing_mem chain, but the canonical_cselib_val was not,
7906 add the latter into the chain.
7907 (cselib_invalidate_mem): Compare canonical_cselib_val of
7908 addr_list chain elt with v.
7911 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7912 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7914 (output_macinfo_op): Don't ggc_strdup fd->filename.
7915 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7916 then ggc_strdup it. Don't free inc->info or cur->info.
7917 (output_macinfo): Don't free ref->info or file->info.
7919 2012-01-03 Ira Rosen <irar@il.ibm.com>
7921 PR tree-optimization/51269
7922 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7923 first_niters a pointer.
7924 (slpeel_tree_peel_loop_to_edge): Likewise.
7925 (vect_do_peeling_for_loop_bound): Update call to
7926 slpeel_tree_peel_loop_to_edge.
7927 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7928 here. Remove it from the parameters list.
7929 (vect_do_peeling_for_alignment): Update calls and compute
7932 2012-01-03 Richard Guenther <rguenther@suse.de>
7934 PR tree-optimization/51070
7935 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7936 Properly handle calls.
7938 2012-01-03 Richard Guenther <rguenther@suse.de>
7940 PR tree-optimization/51692
7941 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7942 the LHS of allocation stmts.
7944 2012-01-03 Olivier Hainque <hainque@adacore.com>
7946 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7948 2012-01-03 Olivier Hainque <hainque@adacore.com>
7950 * collect2.c (main): In AIX specific computations for vector
7951 insertions, use CONST_CAST2 to cast from char ** to const char **.
7953 2012-01-03 Richard Guenther <rguenther@suse.de>
7956 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7957 the context of a limbo DIE when it does not already exist.
7959 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7961 PR tree-optimization/51719
7962 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7963 but direct call is, clear direct call's lhs and don't add fallthrough
7964 edge from dcall_bb to join_bb and PHIs.
7966 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7968 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7969 the instructions emitted by the pattern.
7970 ("*TDC_insn_<mode>"): Add comment.
7972 2012-01-03 Richard Guenther <rguenther@suse.de>
7975 * fold-const.c (fold_comparison): Properly canonicalize
7976 tree offset and HOST_WIDE_INT bit position.
7978 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7980 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7981 operands for extzv pattern.
7983 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7986 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7989 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7991 * doc/invoke.texi (-flto and related options): Copy-edit.
7993 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7995 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7997 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7999 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8002 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8004 * expr.h (move_by_pieces_ninsns): Declare.
8005 * expr.c (move_by_pieces_ninsns): Make external.
8006 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8007 (mips_store_by_pieces_p): Likewise.
8008 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8009 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8010 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8011 (mips_store_by_pieces_p): Likewise.
8013 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8015 * passes.c (register_one_dump_file): Free full_name.
8017 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8018 (calculate_elim_costs_all_insns): Free offsets_at and
8019 offsets_known_at at the end and clear the pointers.
8021 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8023 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8024 this option introduced in r180739.
8026 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8029 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8030 (tmake_file target=avr): Add avr/t-multilib.
8032 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8033 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8034 * config/avr/genmultilib.awk: New file.
8035 * config/avr/t-multilib: New auto-generated file.
8036 * config/avr/multilib.h: New auto-generated file.
8037 * config/avr/t-avr (AVR_MCUS): New variable.
8038 (genopt.sh): Use it.
8039 (s-mlib): Depend on t-multilib.
8040 (t-multilib, multilib.h): New dependencies.
8041 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8042 (MULTILIB_OPTIONS): Remove.
8043 (MULTILIB_MATCHES): Remove.
8044 (MULTILIB_DIRNAMES): Remove.
8045 (MULTILIB_EXCEPTIONS): Remove:
8046 * config/avr/genopt.sh: Don't use hard coded file name;
8047 pass AVR_MCUS from t-avr instead.
8049 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8051 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8053 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8055 Implement light-weight DImode support.
8056 * config/avr/avr-dimode.md: New file.
8057 * config/avr/avr.md: Include it.
8058 (adjust_len): Add plus64, compare64.
8059 (HIDI): Remove code iterator.
8060 (code_stdname): New code attribute.
8061 (rotx, rotsmode): Remove DI.
8062 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8064 * config/avr/avr-protos.h (avr_have_dimode): New.
8065 (avr_out_plus64, avr_out_compare64): New.
8066 * config/avr/avr.c (avr_out_compare): Handle DImode.
8067 (avr_have_dimode): New variable definition and initialization.
8068 (avr_out_compare64, avr_out_plus64): New functions.
8069 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8070 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8071 (avr_compare_pattern): Skip DImode comparisons.
8073 2012-01-02 Revital Eres <revital.eres@linaro.org>
8075 * ddg.c (def_has_ccmode_p): New function.
8076 (add_cross_iteration_register_deps,
8077 create_ddg_dep_from_intra_loop_link): Call it.
8079 2012-01-02 Richard Guenther <rguenther@suse.de>
8082 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8084 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8086 * gcc.c (process_command): Update copyright notice dates.
8087 * gcov.c (print_version): Likewise.
8088 * gcov-dump.c (print_version): Likewise.
8089 * mips-tfile.c (main): Likewise.
8090 * mips-tdump.c (main): Likewise.
8092 2012-01-01 Ira Rosen <irar@il.ibm.com>
8094 PR tree-optimization/51704
8095 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8096 a use is inside the basic block or loop before accessing its vect info.
8098 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8100 PR rtl-optimization/51069
8101 * cfgloopmanip.c (remove_path): Removing path making irreducible
8102 region unconditional makes BB part of the region.
8104 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8106 PR tree-optimization/51683
8107 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8108 calls with side-effects.
8109 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8111 Copyright (C) 2012 Free Software Foundation, Inc.
8113 Copying and distribution of this file, with or without modification,
8114 are permitted in any medium without royalty provided the copyright
8115 notice and this notice are preserved.