1 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
3 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
5 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
7 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
10 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
12 * config/pa/pa.md: In "scc" insn patterns, change output template to
13 handle const0_rtx in reg_or_0_operand operands.
15 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
16 Paolo Carlini <paolo.carlini@oracle.com>
19 * doc/implement-cxx.texi: Fix references to the C++ standards.
21 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
24 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
27 2013-09-12 Terry Guo <terry.guo@arm.com>
29 Backport from mainline
30 2012-09-17 Richard Guenther <rguenther@suse.de>
33 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
34 FIXED_VALUE_TYPE instead of struct fixed_value.
36 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
39 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
40 support conditional execution.
41 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
43 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
45 Backport from mainline
46 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
48 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
49 "cmp" RTX before signed_comparison_operator check to account
52 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
54 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
56 2013-09-01 Iain Sandoe <iain@codesourcery.com>
59 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
61 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
62 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
63 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
65 * doc/tm.texi: Regenerate.
66 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
68 * config/darwin-c.c: Include target.h.
69 (darwin_objc_declare_unresolved_class_reference): New function.
70 (darwin_objc_declare_class_definition): New function.
71 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
72 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
74 2013-09-01 Iain Sandoe <iain@codesourcery.com>
76 Backport from mainline:
77 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
79 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
80 it is not needed after split.
82 2013-07-20 Iain Sandoe <iain@codesourcery.com>
85 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
86 second label for nonlocal goto receivers. Don't output pic base labels
87 unless we're producing PIC; mark that action unreachable().
88 (ix86_save_reg): If the function contains a nonlocal label, save the
90 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
91 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
92 (update_pic_label_number_if_needed): New.
93 (machopic_output_function_base_name): Adjust for nonlocal receiver
95 (machopic_should_output_picbase_label): New.
96 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
97 (nonlocal_goto_receiver): New insn and split.
99 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
101 Backport from mainline
102 2013-08-27 Christian Widmer <shadow@umbrox.de>
105 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
106 of Ivy Bridge processors.
108 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
111 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
112 suggested mode for the assignment isn't compatible with the
115 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
117 Backport from mainline
118 2013-08-12 Perez Read <netfirewall@gmail.com>
121 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
122 operand 0 for intel asm alternative.
123 (*movabs<mode>_2): Ditto for operand 1.
125 2013-08-13 Marek Polacek <polacek@redhat.com>
128 2013-0813 Marek Polacek <polacek@redhat.com>
129 Jakub Jelinek <jakub@redhat.com>
131 PR tree-optimization/57980
132 * tree-tailcall.c (process_assignment): Return false
133 when not dealing with integers or floats.
135 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
137 Backport from mainline
138 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
140 * collect2-aix.h: Define F_LOADONLY.
142 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
144 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
145 the implied StoreLoad barrier for atomic operations if before.
147 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
149 Backport from 2013-07-11 trunk r200901.
152 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
153 name seen by assembler/linker if available.
155 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
157 Backport from 2013-07-10 trunk r200872.
160 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
163 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
165 Backport from mainline
166 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
168 * config/i386/sse.md (sse_movlhps): Change alternative 3
171 2013-07-09 Joseph Myers <joseph@codesourcery.com>
173 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
174 adjust register size for TDmode and TFmode for VSX registers.
176 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
178 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
180 2013-07-08 Jakub Jelinek <jakub@redhat.com>
182 PR rtl-optimization/57829
183 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
184 mask bits outside of mode are just sign-extension from mode to HWI.
186 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
188 Backport from mainline
189 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
192 * config/i386/i386.c (construct_container): Report error if
193 long double is used with disabled x87 float returns.
195 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
197 Backport from mainline
198 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
201 * collect2.c (collect_atexit): New.
202 (collect_exit): Delete.
203 (main): Register collect_atexit with atexit.
204 (collect_wait): Change collect_exit to exit.
206 * collect2.h (collect_exit): Delete.
207 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
209 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
211 Backport from mainline
212 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
214 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
215 cmp_code to construct REG_EQUAL note.
217 Backport from mainline
218 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
220 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
221 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
223 Backport from mainline
224 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
227 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
228 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
229 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
231 2013-06-09 Jakub Jelinek <jakub@redhat.com>
234 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
235 that operands[2] doesn't overlap with operands[0].
237 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
240 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
241 for non-sse2 targets. Simplify mode attribute calculation.
243 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
245 Backport from mainline
246 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
248 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
249 cache parameters using detect_caches_amd also for CYRIX,
250 NSC and TM2 signatures.
252 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
253 Dzianis Kahanovich <mahatma@eu.by>
257 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
258 VIA/Centaur processors and determine their cache parameters
259 using detect_caches_amd.
261 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
263 * config/i386/i386.c (ix86_option_override_internal): Add
264 PTA_POPCNT to corei7 entry.
266 2013-05-14 Richard Biener <rguenther@suse.de>
268 PR gcov-profile/57269
269 Backport from mainline
270 2012-06-30 Nathan Sidwell <nathan@acm.org>
272 * coverage.c (coverage_init): Read counts file before writing
275 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
278 Backport from mainline
279 2013-01-22 Jakub Jelinek <jakub@redhat.com>
282 * config/i386/i386.md (UNSPEC_STOS): New.
283 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
284 *strsetqi_1): Add UNSPEC_STOS.
286 2013-05-10 Joey Ye <joey.ye@arm.com>
288 Backport from mainline
289 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
292 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
294 (thumb1_extendhisi2): Reduce Thumb pool range.
295 (arm_movdi): Likewise.
296 (thumb1_movdi_insn): Likewise.
297 (thumb1_movsi_insn): Likewise.
298 (pic_load_addr_unified): Likewise.
299 (pic_load_addr_32bit): Likewise.
300 (pic_load_addr_thumb1): Likewise.
301 (thumb1_movhf): Likewise.
302 (arm_movsf_soft_insn): Likewise.
303 (thumb1_movsf_soft_insn): Likewise.
304 (movdf_soft_insn): Likewise.
305 (thumb1_movdf_soft_insn): Likewise.
306 * config/arm/neon.md (*neon_mov<mode>): Likewise.
307 (*neon_mov<mode>): Likwise.
308 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
309 (*thumb2_movhi_insn): Likewise.
310 (*thumb2_extendqisi_v6): Likewise.
311 (*thumb2_zero_extendqisi_v6): Likewise.
312 (*thumb2_zero_extendqisi2_v6): Likewise.
313 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
314 (*movdi_vfp): Likewise.
315 (*movdi_vfp_cortexa8): Likewise.
316 (*thumb2_movsf_vfp): Likewise.
317 (*thumb2_movdf_vfp): Likewise.
319 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
321 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
322 Add mthumb/march=armv7-a multilib.
323 Add mthumb/march=armv7-r multilib.
324 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
326 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
329 * config/v850/t-rtems: Add more multilibs.
331 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
334 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
337 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
338 to save TFmode registers and DImode to save TImode registers for
339 caller save operations.
340 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
341 mark being partially clobbered since they only use the first
344 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
345 and TDmode only use the upper 64-bits of each VSX register.
347 2013-05-03 Marek Polacek <polacek@redhat.com>
349 Backport from mainline
350 2013-04-25 Marek Polacek <polacek@redhat.com>
352 PR tree-optimization/57066
353 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
355 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
357 Backport from mainline
358 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
361 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
363 (*zero_extendsidi2): Ditto.
365 Backport from mainline
366 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
369 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
371 2013-04-29 Christian Bruel <christian.bruel@st.com>
374 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
376 2013-04-27 Jakub Jelinek <jakub@redhat.com>
379 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
380 the immediate rotate count.
382 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
384 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
386 2013-04-19 Matthias Klose <doko@ubuntu.com>
390 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
392 Backport from mainline
393 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
394 Alexander Monakov <amonakov@ispras.ru>
397 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
398 flush pending lists also on non-jumps. Adjust comment.
401 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
403 * sched-deps.c (add_dependence_list_and_free): Simplify.
404 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
405 lists when add_dependence_list_and_free doesn't free them.
407 2013-04-19 Marek Polacek <polacek@redhat.com>
409 Backport from mainline
410 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
411 Jakub Jelinek <jakub@redhat.com>
413 PR tree-optimization/48189
414 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
415 If nitercst is 0, don't predict the exit edge.
417 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
419 Backport from mainline
420 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
421 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
423 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
426 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
428 * doc/tm.texi: Update.
429 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
430 * target.def (force_at_comp_dir): New hook.
431 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
432 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
434 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
437 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
438 (S_MODES): Set H_MODE bit.
439 (SF_MODES): Set only S_MODE and SF_MODE bits.
440 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
441 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
442 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
443 <MODE_FLOAT>: Likewise.
445 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
447 Backport from mainline:
448 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
451 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
452 nuses, make sure we have a label.
454 2013-04-11 Richard Biener <rguenther@suse.de>
456 * BASE-VER: Set to 4.7.4.
457 * DEV-PHASE: Set to prerelease.
459 2013-04-11 Release Manager
461 * GCC 4.7.3 released.
463 2013-04-10 David S. Miller <davem@davemloft.net>
465 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
468 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
472 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
474 Backport from mainline
475 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
476 Alexander Monakov <amonakov@ispras.ru>
479 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
480 flush pending lists also on non-jumps. Adjust comment.
482 2013-04-03 Richard Biener <rguenther@suse.de>
484 PR tree-optimization/56501
485 * tree-switch-conversion.c (check_process_case): Properly
486 handle !single_succ_p case.
488 2013-04-03 Jakub Jelinek <jakub@redhat.com>
490 Backported from mainline
491 2013-03-06 Jakub Jelinek <jakub@redhat.com>
493 PR tree-optimization/56539
494 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
495 instead of GSI_CONTINUE_LINKING as last argument to
496 force_gimple_operand_gsi. Adjust function comment.
498 2013-03-05 Jakub Jelinek <jakub@redhat.com>
501 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
502 (avoid_complex_debug_insns): New function.
503 (expand_debug_locations): Call it.
505 2013-04-02 Wei Mi <wmi@google.com>
507 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
508 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
509 *<rotate_insn><mode>3_mask in i386.md.
511 2013-04-02 Richard Biener <rguenther@suse.de>
514 Backport from mainline
515 2012-05-16 Richard Guenther <rguenther@suse.de>
517 * tree-inline.c (declare_return_variable): Properly handle
518 DECL_BY_REFERENCE return vars in SSA form.
520 2013-04-01 Wei Mi <wmi@google.com>
522 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
523 Truncate operand 2 using %b asm operand modifier.
524 (*<shift_insn><mode>3_mask): Ditto.
525 (*<rotate_insn><mode>3_mask): Ditto.
527 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
529 * config/i386/i386.md (*movsf_internal): Change type of
530 alternatives 3,4 to imov.
532 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
534 Backport from mainline
535 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
538 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
539 when the may_trap_p bit of the exprs being merged differs.
540 Reorder tests for speculativeness in the logical and operator.
542 Backport from mainline
543 2013-03-05 Jakub Jelinek <jakub@redhat.com>
546 * sel-sched-ir.c (free_sched_pools): Release
547 succs_info_pool.stack[succs_info_pool.max_top] vectors too
548 if succs_info_pool.max_top isn't -1.
550 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
552 Backport from mainline
553 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
556 * sel-sched.c: Include ira.h.
557 (implicit_clobber_conflict_p): New function.
558 (moveup_expr): Use it.
559 * Makefile.in (sel-sched.o): Depend on ira.h.
561 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
563 Backport from mainline
564 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
565 Alexander Monakov <amonakov@ispras.ru>
568 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
569 flush pending lists also on non-jumps. Adjust comment.
571 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
573 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
574 * doc/extend.texi (Named Address Spaces): Ditto.
575 (Variable Attributes): Ditto.
577 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
579 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
580 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
583 2013-03-27 Walter Lee <walt@tilera.com>
585 Backport from mainline:
586 2013-03-27 Walter Lee <walt@tilera.com>
588 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
589 double-decrement of next_scratch_regno.
591 2013-03-27 Walter Lee <walt@tilera.com>
593 Backport from mainline:
594 2013-03-27 Walter Lee <walt@tilera.com>
596 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
598 (insn_v1mulus): Ditto.
599 (insn_v2muls): Ditto.
601 2013-03-27 Walter Lee <walt@tilera.com>
603 Backport from mainline:
604 2013-03-27 Walter Lee <walt@tilera.com>
606 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
608 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
610 2013-03-27 Walter Lee <walt@tilera.com>
612 Backport from mainline:
613 2013-03-27 Walter Lee <walt@tilera.com>
615 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
617 (*sibcall_value): Ditto.
619 2013-03-27 Walter Lee <walt@tilera.com>
621 Backport from mainline:
622 2013-03-27 Walter Lee <walt@tilera.com>
624 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
625 (insn_mnz_v8qi): ... this ...
626 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
628 (insn_v<n>mnz): Replaced by ...
629 (insn_v1mnz): ... this ...
630 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
632 (insn_mz_<mode>): Replaced by ...
633 (insn_mz_v8qi): ... this ...
634 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
636 (insn_v<n>mz): Replaced by ...
637 (insn_v1mz): ... this ...
638 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
641 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
643 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
645 2013-03-26 Richard Biener <rguenther@suse.de>
647 Backport from mainline:
648 2013-03-13 Richard Biener <rguenther@suse.de>
650 PR tree-optimization/56608
651 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
652 calls when vectorizing basic-blocks.
654 2013-03-05 Richard Biener <rguenther@suse.de>
656 PR tree-optimization/56270
657 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
658 of loads after scheduling an SLP instance.
660 2013-03-26 Walter Lee <walt@tilera.com>
662 Backport from mainline:
663 2013-03-26 Walter Lee <walt@tilera.com>
665 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
666 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
668 2013-03-26 Walter Lee <walt@tilera.com>
670 Backport from mainline:
671 2013-03-25 Walter Lee <walt@tilera.com>
673 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
674 TILEGX_INSN_SHUFFLEBYTES1.
675 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
677 (tilegx_builtins): Ditto.
678 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
680 2013-03-26 Walter Lee <walt@tilera.com>
682 Backport from mainline:
683 2013-03-25 Walter Lee <walt@tilera.com>
685 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
686 tests for constraint J, K, N, P.
688 2013-03-26 Walter Lee <walt@tilera.com>
690 Backport from mainline:
691 2013-03-25 Walter Lee <walt@tilera.com>
693 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
694 Use indirect/pcrel encoding.
695 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
698 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
700 Backport from mainline:
701 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
702 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
705 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
706 (musermode): Convert to Var(TARGET_USERMODE).
707 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
708 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
709 * config/sh/sh.c (sh_option_override): Use
710 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
711 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
713 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
715 (udivsi3_i4_single, divsi3_i4_single): Use
716 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
717 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
718 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
719 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
720 (SUBTARGET_OVERRIDE_OPTIONS): New.
722 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
724 Backport from mainline:
725 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
727 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
728 to m2a-single instead of m2e.
730 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
733 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
736 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
739 * config/i386/i386.c (init_cumulative_args): Also set
740 cum->callee_return_avx256_p.
741 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
742 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
744 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
745 callee_return_avx256_p.
747 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
749 Backport from mainline:
750 2012-12-04 Ian Lance Taylor <iant@google.com>
752 * godump.c (find_dummy_types): Output a dummy type if we couldn't
753 output the real type.
755 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
758 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
759 (PLUS_EXPR): Likewise.
760 * doc/cppopts.texi (--help): Likewise.
761 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
762 (-fdump-rtl-cprop_hardreg): Likewise.
763 (-fdump-rtl-csa): Likewise.
764 (-fdump-rtl-dce): Likewise.
765 (-fdump-rtl-dbr): Likewise.
766 (-fdump-rtl-into_cfglayout): Likewise.
767 (-fdump-rtl-outof_cfglayout): Likewise.
769 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
772 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
773 (arm_print_operand, case 'S'): Don't use shift_operator to validate
776 2013-03-14 Seth LaForge <sethml@google.com>
779 Backport from mainline
780 2012-10-22 Julian Brown <julian@codesourcery.com>
782 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
783 VFP D registers in big-endian mode.
785 2013-03-08 Joey Ye <joey.ye@arm.com>
787 Backport from mainline
788 2013-03-06 Joey Ye <joey.ye@arm.com>
791 * gcc.c (convert_white_space): New function.
792 (main): Handles white space in function name.
794 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
796 Backport from mainline
797 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
800 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
801 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
802 to SH_DIV_CALL_TABLE for TARGET_SH2.
803 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
805 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
806 mdiv= call-div1, call-fp, call-table options.
808 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
810 * config.gcc (arm*-*-rtemself*): New.
811 (arm*-*-rtems*): Removed.
812 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
813 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
815 2013-03-01 Richard Biener <rguenther@suse.de>
817 Backport from mainline
818 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
820 PR tree-optimization/55481
821 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
822 back to general rewriting if we cannot leave an original biv
825 2013-03-01 Richard Biener <rguenther@suse.de>
827 Backport from mainline
828 2012-04-10 Richard Guenther <rguenther@suse.de>
831 * gimple-low.c (gimple_check_call_args): Properly account for
832 compatible aggregate types.
834 2013-02-26 Nick Clifton <nickc@redhat.com>
837 Import this patch from the mainline:
839 2012-08-17 Nick Clifton <nickc@redhat.com>
841 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
842 (branch_true): Likewise.
843 (branch_false): Likewise.
845 2013-02-26 Jakub Jelinek <jakub@redhat.com>
847 PR tree-optimization/56443
848 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
849 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
850 to type_for_mode langhook.
852 2013-02-21 Jakub Jelinek <jakub@redhat.com>
855 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
858 2013-02-19 Jakub Jelinek <jakub@redhat.com>
860 Backported from mainline
861 2013-02-19 Jakub Jelinek <jakub@redhat.com>
863 PR tree-optimization/56350
864 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
865 if haven't found reduction or nested cycle operand, rather than
866 asserting we must find it.
868 PR tree-optimization/56381
869 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
872 2013-02-08 Jakub Jelinek <jakub@redhat.com>
874 PR tree-optimization/56250
875 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
876 if type is unsigned and code isn't MULT_EXPR.
878 2013-02-06 Jakub Jelinek <jakub@redhat.com>
881 * omp-low.c (use_pointer_for_field): Return false if
882 lower_send_shared_vars doesn't generate any copy-out code.
884 2012-11-27 Jakub Jelinek <jakub@redhat.com>
886 PR tree-optimization/55110
887 * tree-vect-loop.c (vectorizable_reduction): Don't assert
888 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
890 2013-02-18 Richard Biener <rguenther@suse.de>
893 2013-02-04 Richard Biener <rguenther@suse.de>
895 Backport from mainline
896 2012-07-04 Richard Guenther <rguenther@suse.de>
898 PR tree-optimization/53844
899 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
900 the loop virtual PHI.
902 2013-02-13 David S. Miller <davem@davemloft.net>
904 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
906 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
908 Backport from mainline
909 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
911 PR rtl-optimization/56275
912 * simplify-rtx.c (avoid_constant_pool_reference): Check that
913 offset is non-negative and less than cmode size before
914 calling simplify_subreg.
916 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
918 Backport from mainline
919 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
921 * config/i386/sse.md (FMAMODEM): New mode iterator.
922 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
923 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
925 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
927 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
928 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
929 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
931 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
933 Backport from mainline
934 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
937 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
938 If there is no implicit builtin declaration, just return NULL.
940 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
941 Michael Meissner <meissner@linux.vnet.ibm.com>
943 Backport from mainline
944 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
945 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
947 2013-02-07 David S. Miller <davem@davemloft.net>
949 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
951 * var-tracking.c (vt_add_function_parameter): Test the presence of
952 HAVE_window_save properly and do not remap argument registers when
953 we have a leaf function.
955 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
957 Backport from mainline
958 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
961 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
963 * config/i386/i386.c (ix86_print_operand): Ditto.
965 2013-02-07 Alan Modra <amodra@gmail.com>
968 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
969 static chain, set REST_INLINE_FPRS too.
971 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
973 Backport from mainline
974 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
976 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
977 * configure: Regenerate.
979 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
981 Backport from mainline
982 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
983 Andrew Dixie <andrewd@gentrack.com>
985 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
988 2013-02-05 Richard Biener <rguenther@suse.de>
990 Backport from mainline
991 2012-12-10 Richard Biener <rguenther@suse.de>
993 PR tree-optimization/55107
994 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
995 (bitmap_set_replace_value): Add gcc_unreachable.
996 (do_regular_insertion): Re-write all_same handling. Insert
997 an assignment instead of a PHI in this case.
998 (execute_pre): Do not record constified events.
1000 2013-02-05 Richard Biener <rguenther@suse.de>
1002 PR tree-optimization/54767
1003 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1004 backedges drop all symbolical range information.
1005 (execute_vrp): Compute backedges.
1007 2013-02-04 Richard Biener <rguenther@suse.de>
1009 Backport from mainline
1010 2012-01-11 Richard Guenther <rguenther@suse.de>
1012 PR tree-optimization/44061
1013 * tree-vrp.c (extract_range_basic): Compute zero as
1014 value-range for __builtin_constant_p of function parameters.
1016 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1019 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1021 2013-02-04 Richard Biener <rguenther@suse.de>
1023 Backport from mainline
1024 2012-07-04 Richard Guenther <rguenther@suse.de>
1026 PR tree-optimization/53844
1027 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1028 the loop virtual PHI.
1030 2012-12-13 Richard Biener <rguenther@suse.de>
1033 * tree-streamer.c (record_common_node): Check that we are not
1034 recursively pre-loading nodes we want to skip. Handle
1035 char_type_node appearing as part of va_list_type_node.
1037 2013-02-04 Richard Biener <rguenther@suse.de>
1040 * gimple.h (gimple_call_builtin_class_p): New function.
1041 * gimple.c (validate_call): New function.
1042 (gimple_call_builtin_class_p): Likewise.
1043 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1044 Use gimple_call_builtin_class_p.
1045 (find_func_clobbers): Likewise.
1046 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1047 (strlen_optimize_stmt): Likewise.
1049 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1051 Backported from mainline
1052 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1054 PR tree-optimization/56125
1055 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1056 pow(x,c) into sqrt(x) * powi(x, n/2) or
1057 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1058 optimizing for size.
1059 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1060 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1063 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1065 PR tree-optimization/56098
1066 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1067 for stmts with volatile ops.
1068 (cond_store_replacement): Don't optimize if assign has volatile ops.
1069 (cond_if_else_store_replacement_1): Don't optimize if either
1070 then_assign or else_assign have volatile ops.
1072 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1075 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1076 instead of cmpdi_operand for first comparison operand.
1077 Don't assert that comparison operands aren't both constants.
1079 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1081 PR tree-optimization/56051
1082 * fold-const.c (fold_binary_loc): Don't fold
1083 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1084 a narrowing conversion, or widening conversion from signed
1087 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1090 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1091 the case where writing real complex part of target modifies
1094 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1097 * function.c (thread_prologue_and_epilogue_insns): Always
1098 add crtl->drap_reg to set_up_by_prologue.set, even if
1099 stack_realign_drap is false.
1101 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1103 PR tree-optimization/55921
1104 * tree-complex.c (expand_complex_asm): New function.
1105 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1107 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1109 PR rtl-optimization/55838
1110 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1111 iv0.step, iv1.step and step.
1113 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1116 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1117 * gimple-low.c: Include langhooks.c.
1118 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1119 by default call lang_hooks.block_may_fallthru.
1120 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1122 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1123 (LANG_HOOKS_INITIALIZER): Use it.
1125 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1128 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1129 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1130 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1131 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1132 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1134 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1136 PR tree-optimization/55236
1137 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1138 and signed ARG0_TYPE, force low and high to be non-NULL.
1140 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1142 PR rtl-optimization/54127
1143 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1144 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1145 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1146 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1147 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1149 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1151 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1152 range isn't testing for zero.
1154 2013-01-29 Richard Biener <rguenther@suse.de>
1156 PR tree-optimization/56113
1157 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1159 (label_visit): Free duplicate bitmaps and record the leader instead.
1160 (perform_var_substitution): Adjust.
1162 2013-01-28 Serowk <serowk@yandex.ru>
1165 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1166 Fix mode checks to allow for the passing of constants in the
1168 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1169 Add entries in the switch statement for builtin iwmmxt vector
1170 shift and rotate builtins.
1172 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1174 Backport from mainline
1175 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1178 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1179 operand 0 in movabs insn template for -masm=intel asm alternative.
1180 (*movabs<mode>_2): Ditto for operand 1.
1182 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1184 Backport from mainline
1185 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1188 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1189 alternative to (o,r).
1190 (*movdi_internal_rex64): Remove (!o,n) alternative.
1191 (DImode immediate->memory splitter): Remove.
1192 (DImode immediate->memory peephole2): Remove.
1193 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1194 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1195 alternative to (!o,*r).
1196 (*movtf_internal_sse): New pattern.
1197 (*movxf_internal_rex64): New pattern.
1198 (*movxf_internal): Disable for TARGET_64BIT.
1199 (*movdf_internal_rex64): Remove (!o,F) alternative.
1201 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1203 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1204 involving stack registers slightly.
1206 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1208 * config/i386/constraints.md (Yf): New constraint.
1209 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1210 of f constraint to conditionaly disable x87 register preferences.
1211 (*movdf_internal): Ditto.
1212 (*movsf_internal): Ditto.
1214 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1216 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1217 (*movtf_internal_rex64): Add (!o,C) alternative
1218 (*movxf_internal_rex64): Ditto.
1219 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1221 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1223 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1225 2013-01-24 Martin Jambor <mjambor@suse.cz>
1227 Backport from mainline
1228 2013-01-04 Martin Jambor <mjambor@suse.cz>
1230 PR tree-optimization/55755
1231 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1232 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1234 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1236 Backport from mainline
1237 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1239 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1241 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1243 PR rtl-optimization/56023
1244 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1245 dependent on debug instruction.
1247 2013-01-21 Martin Jambor <mjambor@suse.cz>
1249 Backport from mainline
1250 2013-01-17 Martin Jambor <mjambor@suse.cz>
1252 PR tree-optimizations/55264
1253 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1254 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1255 for virtual functions.
1256 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1257 for virtual methods.
1258 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1259 virtual methods before inlining is over.
1261 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1263 Backport from mainline
1264 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1267 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1268 store through atomic_store<mode>_1.
1269 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1271 2013-01-16 Richard Biener <rguenther@suse.de>
1274 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1275 account for bitpos when computing alignment.
1277 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1279 Backport from 2013-01-14 trunk r195169.
1282 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1283 etc. to 1 and not to __flash.
1284 Use LL suffix for __INT24_MAX__ with -mint8.
1285 Use ULL suffix for __UINT24_MAX__ with -mint8.
1287 2013-01-14 Matthias Klose <doko@ubuntu.com>
1289 * doc/invoke.texi: Document -print-multiarch.
1290 * doc/install.texi: Document --enable-multiarch.
1291 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1292 * configure.ac: Add --enable-multiarch option.
1293 Substitute with_cpu, with_float.
1294 * configure: Regenerate.
1295 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1296 enable_multiarch, with_cpu, with_float: New macros.
1297 if_multiarch: New macro, define in terms of enable_multiarch.
1298 * genmultilib: Add new argument for the multiarch name.
1299 * gcc.c (multiarch_dir): Define.
1300 (for_each_path): Search for multiarch suffixes.
1301 (driver_handle_option): Handle multiarch option.
1302 (do_spec_1): Pass -imultiarch if defined.
1303 (main): Print multiarch.
1304 (set_multilib_dir): Separate multilib and multiarch names
1305 from multilib_select.
1306 (print_multilib_info): Ignore multiarch names in multilib_select.
1307 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1308 * cppdefault.h (default_include): Document multiarch in multilib
1310 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1311 include directory for multiarch directories.
1312 * common.opt: New options --print-multiarch and -imultilib.
1314 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1315 Include i386/t-linux.
1316 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1317 Include i386/t-kfreebsd.
1318 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1319 * config/i386/t-linux64: Add multiarch names in
1320 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1321 * config/i386/t-gnu: New file.
1322 * config/i386/t-kfreebsd: Likewise.
1323 * config/i386/t-linux: Likewise.
1325 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1326 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1327 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1328 for 32bit non-biarch configurations.
1330 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1331 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1334 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1336 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1338 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1339 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1340 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1342 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1343 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1344 Include rs6000/t-linux for 32bit non-biarch configurations.
1346 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1348 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1350 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1351 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1353 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1354 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1356 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1358 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1359 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1360 (vect_estimate_min_profitable_iter): Adjust to above fix.
1361 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1363 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1365 Backport from mainline
1366 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1368 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1369 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1370 documentation. Add missing '__' in front of
1371 __builtin_ia32_packssdw256.
1373 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1375 Backport from mainline
1376 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1378 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1379 attribute of movddup insn to DF.
1380 (*vec_interleave_lowv2df): Ditto.
1381 (vec_dupv2df): Ditto.
1383 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1385 Backport from 2013-01-07 trunk r194991, r194992.
1388 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1391 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1392 (avr_addrspace_t): Add .section_name field.
1393 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1395 (avr_addrspace): Same. Initialize .section_name. Remove last
1396 NULL entry. Put __memx into .progmemx.data.
1397 (progmem_section_prefix): Remove.
1398 (avr_asm_init_sections): No need to initialize progmem_section.
1399 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1400 section name prefix.
1401 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1402 retrieve the progmem section.
1403 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1404 boundary to run over avr_addrspace[].
1405 (avr_register_target_pragmas): Ditto.
1407 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1409 Backport from 2013-01-07 trunk r194978.
1412 * doc/install.texi (Cross-Compiler-Specific Options): Document
1415 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1417 Backport from 2013-01-07 trunk r194968.
1420 * config/avr/t-avr: Don't automatically rebuild
1421 $(srcdir)/config/avr/t-multilib
1422 $(srcdir)/config/avr/avr-tables.opt
1423 (avr-mcus): New phony target to build them on request.
1424 (s-avr-mlib): Remove.
1425 * avr/avr-mcus.def: Adjust comments.
1427 2013-01-07 Terry Guo <terry.guo@arm.com>
1429 Backport from mainline
1430 2012-12-19 Terry Guo <terry.guo@arm.com>
1432 * config/arm/arm.c (thumb_find_work_register): Check argument
1433 register number based on current PCS.
1435 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1437 Backport from mainline
1438 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1441 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1442 selected code model, define __code_mode_small__, __code_model_medium__,
1443 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1444 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1445 xchg temporary register with %k. Declare temporary register as
1447 [__x86_64__]: For medium and large code models, preserve %rbx register.
1449 2013-01-03 Richard Henderson <rth@redhat.com>
1451 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1452 after eliminating TLS symbols.
1454 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1457 * config/pa/pa.md (movsi): Revert previous change.
1458 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1461 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1464 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1467 2013-01-02 Jason Merrill <jason@redhat.com>
1470 * tree.c (build_array_type_1): Revert earlier change.
1472 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1475 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1476 after reload starts.
1478 2012-12-21 Martin Jambor <mjambor@suse.cz>
1480 PR tree-optimization/55355
1481 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1482 bit_position is small enough to fit a single HOST_WIDE_INT.
1484 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1486 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1488 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1490 Backport from mainline
1491 2012-10-15 Matthias Klose <doko@ubuntu.com>
1493 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1494 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1496 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1497 Tomash Brechko <tomash.brechko@gmail.com>
1500 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1501 handling of before and after cases.
1502 * config/sparc/sync.md (atomic_store): Fix pasto.
1504 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1506 * optabs.c (expand_atomic_store): Elide redundant model test.
1508 2012-12-13 Richard Henderson <rth@redhat.com>
1511 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1513 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1516 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1517 (tldo_stb_sp64): Likewise.
1518 (tldo_sth_sp32): Likewise.
1519 (tldo_sth_sp64): Likewise.
1520 (tldo_stw_sp32): Likewise.
1521 (tldo_stw_sp64): Likewise.
1522 (tldo_stx_sp64): Likewise.
1524 2012-12-10 Kai Tietz <ktietz@redhat.com>
1527 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1529 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1531 Backport from mainline
1532 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1533 H.J. Lu <hongjiu.lu@intel.com>
1536 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1537 before using it as insn or call equivalent.
1539 2012-12-06 Jason Merrill <jason@redhat.com>
1542 * tree.c (build_array_type_1): Re-layout if we found it in the
1545 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1547 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1548 opaque cond in all call insns.
1550 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1552 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1553 area if the function allocates dynamic stack space.
1554 (ia64_initial_elimination_offset): Adjust offsets to above change.
1556 2012-12-03 Richard Biener <rguenther@suse.de>
1558 Backport from mainline
1559 2012-09-24 Richard Guenther <rguenther@suse.de>
1561 PR tree-optimization/53663
1562 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1563 native encode/interpret translation on VN_WALKREWRITE.
1565 2012-12-03 Kai Tietz <ktietz@redhat.com>
1568 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1571 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1574 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1576 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1578 Backport from mainline:
1579 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1582 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1583 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1584 (in_nullified_branch_delay): Likewise.
1585 (in_call_delay): Likewise.
1586 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1587 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1588 the $$sh_func_adrs call as variable. Update type of sibcalls and
1589 $$sh_func_adrs call.
1590 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1591 length instead of adjustment. Handle negative and undefined call
1592 adjustments for insn_default_length. Remove adjustment for millicode
1593 insn with unfilled delay slot.
1594 (pa_output_millicode_call): Update for revised millicode length.
1595 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1597 2012-11-29 Kai Tietz <ktietz@redhat.com>
1600 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1601 use by XNEWVEC/XRESIZEVEC.
1603 * i386.c (get_scratch_register_on_entry): Handle
1604 thiscall-convention.
1605 (split_stack_prologue_scratch_regno): Likewise.
1606 (ix86_static_chain): Likewise.
1607 (x86_output_mi_thunk): Likewise.
1609 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1611 Backported from mainline
1612 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1613 Markus Trippelsdorf <markus@trippelsdorf.de>
1616 * lto-opts.c (lto_write_options): Also handle
1617 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1618 OPT_SPECIAL_program_name.
1621 * lto-wrapper.c (merge_and_complain): Handle
1622 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1623 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1625 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1627 PR rtl-optimization/55489
1628 * gcse.c (compute_transp): Precompute a canonical version
1629 of XEXP (x, 0), and pass it to canon_true_dependence.
1631 2012-11-27 Richard Biener <rguenther@suse.de>
1634 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1635 stmt with a NOP instead of removing it.
1637 2012-11-26 Richard Biener <rguenther@suse.de>
1639 Backport from mainline
1640 2012-10-19 Richard Biener <rguenther@suse.de>
1642 PR tree-optimization/54976
1643 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1644 Robustify against odd inner_mode inputs.
1646 2012-10-12 Richard Biener <rguenther@suse.de>
1648 PR tree-optimization/54894
1649 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1650 Handle over-aligned scalar types properly.
1652 2012-10-02 Richard Guenther <rguenther@suse.de>
1655 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1656 cleaning up the CFG.
1658 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1660 Backport from mainline
1661 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1663 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1664 explaining the register ordering preferences.
1666 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1667 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1668 constraints so that the traditional floating point loads, stores,
1669 and moves are done first, then the VSX loads, stores, and moves,
1670 and finally the GPR loads, stores, and moves so that reload
1671 chooses FPRs over GPRs, and uses the traditional load/store
1672 instructions which provide an offset.
1673 (movdf_hardfloat64): Likewise.
1675 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1677 Backported from mainline
1678 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1679 H.J. Lu <hongjiu.lu@intel.com>
1682 * config/i386/i386.c (legitimize_pic_address): Properly handle
1684 (ix86_print_operand_address): Set code to 'k' when forcing
1685 addr32 prefix. For x32, zero-extend negative displacement if
1688 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1690 * common.opt (fvar-tracking-uninit): Document.
1691 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1692 * config/darwin.c (darwin_override_options): Likewise.
1694 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1696 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1697 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1699 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1701 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1703 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1705 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1708 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1710 Backport from mainline
1711 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1713 * config/i386/i386.c (ix86_init_machine_status): Do not
1714 explicitly clear tls_descriptor_call_expanded_p again.
1716 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1718 * config/i386/sse.md
1719 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1720 as read and written by the instruction.
1722 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1724 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1725 (ix86_instantiate_decls): New function.
1726 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1727 stack slot instead of SLOT_VIRTUAL.
1728 <case IX86_BUILTIN_STMXCSR>: Ditto.
1729 (assign_386_stack_local): Do not assert when virtual slot is valid.
1730 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1731 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1732 (truncxf<mode>2): Ditto.
1733 (floatunssi<mode>2): Ditto.
1734 (isinf<mode>2): Ditto.
1735 * config/i386/sync.md (atomic_load<mode>): Ditto.
1736 (atomic_store<mode>): Ditto.
1738 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1741 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1742 the argument is itself a conditional expression.
1744 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1746 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1749 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1751 PR tree-optimization/54986
1752 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1753 conversions on entry but add them back on exit if needed.
1755 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1758 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1760 (print_reg): Use true_regnum rather than REGNO.
1761 (ix86_print_operand_address): Remove SUBREG handling.
1763 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1765 Backported from mainline
1766 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1769 * gimple.h (is_gimple_sizepos): New inline function.
1770 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1771 final assignment to expr variable.
1772 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1773 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1774 into a local temporary.
1776 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1778 PR tree-optimization/54877
1779 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1780 use make_ssa_name instead of copy_ssa_name.
1782 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1784 Backport from mainline
1785 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1787 PR tree-optimization/53708
1788 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1789 user-supplied alignment when used with an explicit section name.
1791 2012-11-02 Jeff Law <law@redhat.com>
1793 PR tree-optimization/54985
1794 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1795 from thread_across_edge.
1796 (thread_across_edge): Use it in all cases where we might thread
1799 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1801 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1802 special register pushes before frame probing and allocation.
1804 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1805 Joel Sherrill <joel.sherrill@oarcorp.com>
1807 * config/sparc/t-rtems: New (Custom multilibs).
1808 * config/sparc/t-rtems-64: New (Custom multilibs).
1809 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1810 (sparc-*-rtems*): Add sparc/t-rtems.
1812 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1814 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1816 (hash_rtx): Likewise.
1818 2012-10-29 Terry Guo <terry.guo@arm.com>
1820 Backport from mainline
1821 2012-10-11 Terry Guo <terry.guo@arm.com>
1823 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1825 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1828 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1830 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1831 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1833 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1835 * config/avr/t-rtems: Revert previous commit.
1837 2012-10-26 Terry Guo <terry.guo@arm.com>
1839 Backport from mainline
1840 2012-10-23 Terry Guo <terry.guo@arm.com>
1843 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1846 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1848 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1850 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1852 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1854 * config.gcc (microblaze*-*-rtems*): New target.
1855 * config/microblaze/rtems.h: New.
1856 * config/microblaze/t-rtems: New.
1858 2012-10-25 Richard Biener <rguenther@suse.de>
1860 PR tree-optimization/54902
1861 * tree-ssa-pre.c (fini_pre): Return TODO.
1862 (execute_pre): Adjust.
1863 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1864 blocks before computing dominators.
1866 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1868 Backport from mainline
1869 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1871 * config/i386/i386.c (memory_address_length): Assert that non-null
1872 base or index RTXes are registers. Do not check for REG RTXes.
1873 Determine addr32 prefix using SImode_address_operand or
1874 from original base and index RTXes. Simplify code.
1876 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1878 * config/i386/i386-protos.h (memory_address_length): Add new bool
1879 argument. Update all uses.
1880 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1881 add length of addr32 prefix based on mode of base or index register.
1882 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1883 addresses here. Update call to memory_address_length.
1884 (ix86_print_address_operand): Use SImode_address_operand predicate.
1885 * config/i386/predicates.md (SImode_address_operand): New.
1886 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1887 to calculate "mode" attribute. Use SImode_address_operand predicate
1888 instead of open-coding accepted RTX codes.
1890 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1892 Backport from 2012-10-22 trunk r192685.
1893 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1894 Note __AVR_<device>__ is not defined for cores.
1895 Don't point to --help=target.
1896 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1898 2012-10-19 Marek Polacek <polacek@redhat.com>
1900 Backported from mainline
1901 2012-10-19 Marek Polacek <polacek@redhat.com>
1904 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1905 pointer/non-pointer comparison.
1907 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1909 Backported from mainline
1910 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1913 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1914 sure the mode is correct when falling through from above cases.
1916 2012-10-19 Alan Modra <amodra@gmail.com>
1918 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1919 (HAVE_LD_LARGE_TOC): Likewise.
1920 * configure: Regenerate.
1922 2012-10-19 Alan Modra <amodra@gmail.com>
1924 * config/rs6000/predicates.md (splat_input_operand): Don't call
1925 input_operand for MEMs. Instead check for volatile and call
1926 memory_address_addr_space_p with modified mode.
1928 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1930 Backported from mainline
1931 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1933 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1935 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1937 PR rtl-optimization/54870
1938 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1939 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1940 SSA_NAME pointer that points to a partition if there is at least
1941 one variable with it set in the partition.
1942 * dse.c (local_variable_can_escape): New predicate.
1943 (can_escape): Call it.
1944 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1945 mark the SSA_NAME pointer that points to a partition.
1947 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1949 Backport from mainline
1950 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1952 PR rtl-optimization/53701
1953 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1954 rocess not only expr's vinsns but all old vinsns from expr's
1957 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1959 Backport from mainline
1960 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1963 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1965 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1966 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1967 only if producer writes to the register given by regno.
1969 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1971 Backport from mainline
1972 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1974 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1975 (UNSPEC_LOADU): New.
1976 (UNSPEC_STOREU): Ditto.
1977 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1978 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1979 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1980 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1981 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1982 (<sse2>_storedqu<avxsizesuffix>): ... this.
1983 (*sse4_2_pcmpestr_unaligned): Update.
1984 (*sse4_2_pcmpistr_unaligned): Ditto.
1986 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1987 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1988 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1989 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1990 gen_sse2_load{dqu,upd} to load from unaligned memory and
1991 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1993 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1994 Use CODE_FOR_sse_loadups.
1995 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1996 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1997 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1998 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1999 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2000 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2001 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2002 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2003 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2004 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2005 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2007 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2009 Backport from trunk (r190222):
2011 PR tree-optimization/54146
2012 * ifcvt.c: Include pointer-set.h.
2013 (cond_move_process_if_block): Change type of then_regs and
2014 else_regs from alloca'd array to pointer_sets.
2015 (check_cond_move_block): Update for this change.
2016 (cond_move_convert_if_block): Likewise.
2017 * Makefile.in: Fix dependencies for ifcvt.o.
2019 2012-10-15 Richard Guenther <rguenther@suse.de>
2021 PR tree-optimization/54920
2022 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2023 allocate temporary storage for all NARY elements.
2025 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2028 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2030 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2032 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2033 default_use_cxa_atexit to yes.
2035 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2037 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2039 2012-10-05 Jan Hubicka <jh@suse.cz>
2040 Jakub Jelinek <jakub@redhat.com>
2042 PR tree-optimization/33763
2043 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2044 attribute for redefined extern inline functions.
2046 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2048 Backported from mainline
2049 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2051 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2052 in SSE and YMM state support check for -march=native.
2054 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2057 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2060 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2062 Backported from mainline
2063 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2066 * doc/invoke.texi: Document -mprefer-avx128.
2068 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2070 Backported from mainline
2071 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2074 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2075 (XSTATE_FP): Likewise.
2076 (XSTATE_SSE): Likewise.
2077 (XSTATE_YMM): Likewise.
2078 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2079 SSE and YMM states aren't supported.
2081 2012-10-01 Tom de Vries <tom@codesourcery.com>
2083 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2086 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2089 * config/s390/s390.c (s390_option_override): Add missing break.
2091 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2093 Backport from mainline
2094 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2096 * config.gcc: Replace 'host' with 'target' when configuring for
2097 powerpc64*-*-freebsd.
2099 2012-09-28 Meador Inge <meadori@codesourcery.com>
2101 Backport from mainline
2102 2012-09-27 Meador Inge <meadori@codesourcery.com>
2104 * gcc-ar.c (main): Handle the returning of the sub-process error
2107 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2109 Backport from 2012-09-28 trunk r191821.
2110 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2112 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2115 * simplify-rtx.c (simplify_binary_operation_1): Perform
2116 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2118 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2120 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2121 TYPE_NONALIASED_COMPONENT flag.
2122 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2123 TYPE_NONALIASED_COMPONENT flag.
2125 2012-09-21 Richard Guenther <rguenther@suse.de>
2128 Backport from mainline
2129 2012-04-19 Richard Guenther <rguenther@suse.de>
2131 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2134 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2137 * c-typeck.c (c_cast_expr): When casting to a type requiring
2138 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2141 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2144 * c-typeck.c (build_unary_op): Pass original argument of
2145 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2146 any C_MAYBE_CONST_EXPR, if it has integer operands.
2147 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2148 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2149 to c_objc_common_truthvalue_conversion, then remove any
2150 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2151 c_objc_common_truthvalue_conversion not
2152 c_common_truthvalue_conversion.
2153 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2154 call note_integer_operands for arguments with integer operands
2155 that are not integer constants.
2157 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2159 Backported from mainline
2160 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2162 PR tree-optimization/54563
2163 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2164 gimple_purge_dead_eh_edges if last call has been changed.
2166 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2169 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2170 instead of (match_dup 0) as second argument to vec_merge.
2171 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2172 Remove third alternative.
2173 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2174 operand 2 instead of operand 1, but put it as first argument
2176 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2177 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2180 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2182 * BASE-VER: Set to 4.7.3.
2183 * DEV-PHASE: Set to prerelease.
2185 2012-09-20 Release Manager
2187 * GCC 4.7.2 released.
2189 2012-09-15 Andi Kleen <ak@linux.intel.com>
2191 Backport from mainline
2192 2012-09-07 Andi Kleen <ak@linux.intel.com>
2194 * gcc/lto-streamer.h (res_pair): Add.
2195 (lto_file_decl_data): Replace resolutions with respairs.
2197 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2198 Initialize respairs.
2199 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2201 2012-09-14 Walter Lee <walt@tilera.com>
2203 Backport from mainline.
2204 2012-09-14 Walter Lee <walt@tilera.com>
2206 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2207 option for TILEPro and TILE-Gx.
2209 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2211 * config/i386/i386.h (x86_prefetchw): New global variable.
2212 (TARGET_PREFETCHW): New macro.
2213 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2214 (processor_alias_table): Add PTA_PREFETCHW to
2215 bdver1, bdver2 and btver1.
2216 (ix86_option_override_internal): Set x86_prefetchw for
2217 PTA_PREFETCHW targets.
2218 * config/i386/i386.md (prefetch): Expand to prefetchw
2219 for TARGET_PREFETCHW.
2220 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2222 Backport from mainline
2223 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2225 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2226 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2228 (*prefetch_sse): ... this.
2229 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2231 (*prefetch_3dnow): ... this.
2233 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2236 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2237 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2239 2012-09-12 Teresa Johnson <tejohnson@google.com>
2241 Backport from mainline.
2242 2012-09-12 Teresa Johnson <tejohnson@google.com>
2244 PR gcov-profile/54487
2245 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2246 test using F_SETLKW with fcntl.
2247 * configure, config.in: Regenerate.
2249 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2251 Backport from mainline
2252 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2254 * config/i386/i386.md : Comments on fma4 instruction selection
2255 reflect requirement on register pressure based cost model.
2257 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2258 flag is set-reset as informed by the cpuid flag.
2260 * config/i386/i386.c (processor_alias_table): fma4
2261 flag is enabled for bdver2.
2263 2012-09-12 Christian Bruel <christian.bruel@st.com>
2265 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2267 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2269 * config.gcc: Obsolete picochip-*.
2271 2012-09-11 Richard Guenther <rguenther@suse.de>
2274 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2275 on flag_toplevel_reorder.
2277 2012-09-10 Richard Henderson <rth@redhat.com>
2279 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2282 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2284 Backport from 2012-09-10 mainline r191132.
2287 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2289 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2292 * tree-sra.c (disqualify_base_of_expr): Check for possible
2293 NULL_TREE returned by get_base_address()
2295 2012-09-07 Richard Guenther <rguenther@suse.de>
2297 Backport from mainline
2298 2012-06-26 Jan Hubicka <jh@suse.cz>
2301 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2304 2012-09-07 Richard Guenther <rguenther@suse.de>
2306 Backport from mainline
2307 2012-07-13 Richard Guenther <rguenther@suse.de>
2309 PR tree-optimization/53922
2310 * tree-vrp.c (value_inside_range): Change prototype to take
2311 min/max instead of value-range.
2312 (range_includes_zero_p): Likewise. Return the result from
2314 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2315 return value from range_includes_zero_p.
2316 (extract_range_from_unary_expr_1): Likewise.
2317 (compare_range_with_value): Likewise.
2318 (vrp_meet_1): Likewise.
2320 2012-09-07 Richard Guenther <rguenther@suse.de>
2323 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2324 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2325 arguments separately.
2327 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2329 Backported from mainline
2330 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2332 PR rtl-optimization/54455
2333 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2334 bb ends up with asm goto referencing bb's label.
2336 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2338 Backport from mainline.
2339 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2340 Richard Earnshaw <richard.earnshaw@arm.com>
2343 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2344 element size. Use elem_type from the formal parameter. New parameter
2346 (neon_expand_args): Adjust call to neon_dereference_pointer.
2348 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2350 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2351 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2353 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2355 Backport from mainline
2356 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2358 * config/i386/i386.md (isa): Add fma and fma4.
2359 (enabled): Handle fma and fma4.
2360 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2361 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2362 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2363 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2364 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2365 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2367 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2369 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2370 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2371 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2373 2012-09-06 Richard Guenther <rguenther@suse.de>
2375 PR tree-optimization/54498
2376 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2377 abort when reaching an already visited region.
2378 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2379 (get_continuation_for_phi_1): Likewise.
2380 (walk_non_aliased_vuses): When we translated the reference,
2381 abort when we re-visit a region.
2382 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2384 2012-09-06 Andrew Pinski <apinski@cavium.com>
2387 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2389 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2392 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2393 build_int_cst with size_type_node instead of size_int.
2395 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2397 Backport from 2012-09-05 mainline r190697.
2400 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2401 configured --with-avrlibc.
2402 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2404 * config/avr/avrlibc.h: New file.
2405 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2406 configured --with-avrlibc.
2407 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2409 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2411 Backport from 2012-09-04 mainline r190919
2414 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2415 of size less than 4 bytes by using macro ARM_NUM_INTS.
2416 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2418 2012-09-04 Richard Henderson <rth@redhat.com>
2420 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2422 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2424 Backport from 2012-09-04 mainline r190920
2427 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2429 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2431 Backport from 2012-09-04 mainline r190914
2434 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2436 (avr_allocate_stack_slots_for_args): ...this new static function.
2438 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2440 Backported from mainline
2441 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2444 * doc/invoke.texi: Add -da and remove -dm.
2446 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2448 Backported from mainline
2449 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2452 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2453 operands[1] is CONST_INT_P, convert it to QImode before printing.
2455 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2458 * c-convert.c (convert): Don't call fold_convert_loc if
2459 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2460 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2461 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2463 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2466 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2467 if init is a CONSTRUCTOR.
2469 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2471 PR rtl-optimization/54369
2472 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2473 calling dbr_schedule.
2474 * config/sparc/sparc.c (sparc_reorg): Likewise.
2476 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2478 Backport from mainline
2479 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2481 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2482 case for Atom processor.
2484 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2486 Backport from mainline
2487 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2490 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2491 true for TARGET_64BIT or !flag_pic.
2492 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2493 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2494 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2495 Add insn constraint. Conditionally emit xchg asm insns.
2496 (atomic_compare_and_swap<mode>): Update calls. Check only
2497 cmpxchg8b_pic_memory_operand in memory address fixup.
2499 (CASHMODE): Rename from DCASHMODE.
2500 (doublemodesuffix): Update modes.
2501 (regprefix): New mode attribute.
2503 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2504 <UNSPECV_CMPXCHG>: New constant.
2505 (atomic_compare_and_swap<mode>_1): Rename from
2506 atomic_compare_and_swap_single<mode>. Update calls and
2507 unspec_volatile constants.
2508 (atomic_compare_and_swap<mode>_doubleword): Rename from
2509 atomic_compare_and_swap_double<mode>. Update calls and
2510 unspec_volatile constants.
2512 2012-08-28 Walter Lee <walt@tilera.com>
2514 Backport from mainline
2515 2012-08-28 Walter Lee <walt@tilera.com>
2517 * confg/tilegx/tilegx.md: Fix code style.
2518 (*zero_extendsidi_truncdisi): Fix typo.
2519 * config/tilegx/tilegx.c: Fix code style.
2520 (tilegx_function_profiler): Fix typo.
2522 2012-08-27 Walter Lee <walt@tilera.com>
2524 Backport from mainline
2525 2012-08-27 Walter Lee <walt@tilera.com>
2527 * doc/md.texi (TILE-Gx): Fix typo.
2529 2012-08-27 Walter Lee <walt@tilera.com>
2531 Backport from mainline
2532 2012-08-27 Walter Lee <walt@tilera.com>
2534 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2535 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2537 2012-08-27 Walter Lee <walt@tilera.com>
2539 Backport from mainline
2540 2012-08-27 Walter Lee <walt@tilera.com>
2542 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2543 (insn_bfins): Delete.
2545 2012-08-27 Walter Lee <walt@tilera.com>
2547 Backport from mainline
2548 2012-08-27 Walter Lee <walt@tilera.com>
2550 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2551 atomic_exchange_bare<mode>,
2552 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2553 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2554 * config/tilegx/tilegx.md (type): Add X1_remove.
2555 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2556 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2557 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2560 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2562 PR rtl-optimization/54088
2563 * jump.c (delete_related_insns): Robustify latest change.
2565 2012-08-21 Richard Guenther <rguenther@suse.de>
2567 Backport from mainline
2568 2012-08-16 Richard Guenther <rguenther@suse.de>
2571 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2573 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2574 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2575 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2576 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2577 (tree_ssa_lim_finalize): Free all mem_refs.
2578 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2579 scc when bailing out.
2580 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2581 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2582 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2583 FOR_EACH_LOOP_BREAK.
2585 2012-08-17 Richard Guenther <rguenther@suse.de>
2587 * tree-sra.c (modify_function): Free redirect_callers vector.
2588 * ipa-split.c (split_function): Free args_to_pass vector.
2589 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2591 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2592 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2593 (vect_analyze_slp_instance): Free everything.
2594 (destroy_bb_vec_info): Free the SLP instances.
2596 2012-08-17 Richard Guenther <rguenther@suse.de>
2598 * params.def (integer-share-limit): Decrease from 256 to 251,
2601 2012-08-21 Richard Guenther <rguenther@suse.de>
2603 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2604 the affine expansion cache.
2606 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2608 Backported from trunk
2609 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2612 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2614 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2616 Backport from mainline.
2617 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2620 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2621 mark as predicable. Adjust asm template.
2622 (vec_setv2di_internal): Likewise.
2623 (vec_extract<mode> VD, VQ): Likewise.
2624 (vec_extractv2di): Likewise.
2625 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2626 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2627 (neon_vdup_n<mode> VX, V32): Likewise.
2628 (neon_vdup_nv2di): Likewise.
2630 2012-08-17 Walter Lee <walt@tilera.com>
2632 Backport from mainline
2633 2012-08-17 Walter Lee <walt@tilera.com>
2635 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2636 (FEEDBACK_ENTER): Define.
2637 (FEEDBACK_REENTER): Define.
2638 (FEEDBACK_ENTRY): Define.
2639 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2640 (FEEDBACK_ENTER): Define.
2641 (FEEDBACK_REENTER): Define.
2642 (FEEDBACK_ENTRY): Define.
2644 2012-08-16 Walter Lee <walt@tilera.com>
2646 Backport from mainline
2647 2012-08-16 Walter Lee <walt@tilera.com>
2649 * config.gcc (tilegx-*-linux*): Add feedback.h.
2650 (tilepro-*-linux*): Likewise.
2651 * config/tilegx/feedback.h: New file.
2652 * config/tilepro/feedback.h: New file.
2654 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2656 Backport from mainline r189840 and r187586:
2657 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2659 * config/i386/i386.md (stack_protect_set): Disable the pattern
2660 for Android since Android libc (bionic) does not provide random
2661 value for stack protection guard at gs:0x14. Guard value
2662 will be provided from external symbol (default implementation).
2663 (stack_protect_set_<mode>): Likewise.
2664 (stack_protect_test): Likewise.
2665 (stack_protect_test_<mode>): Likewise.
2666 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2667 not have Bionic by default
2668 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2669 Macro OPTION_BIONIC is defined in this file and provides Bionic
2670 accessibility status
2672 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2674 * configure.ac: Stack protector enabling for Android targets.
2675 * configure: Regenerate.
2677 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2679 Backported from trunk
2680 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2682 PR rtl-optimization/53942
2683 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2684 directly from likely spilled non-fixed hard registers, move them
2687 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2689 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2690 (xop_phaddubq): Ditto.
2692 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2694 Backport from mainline
2695 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2696 Richard Earnshaw <rearnsha@arm.com>
2698 * target.def (vector_alignment): New target hook.
2699 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2700 * doc/tm.texi: Regenerate.
2701 * targhooks.c (default_vector_alignment): New function.
2702 * targhooks.h (default_vector_alignment): Add prototype.
2703 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2704 * config/arm/arm.c (arm_vector_alignment): New function.
2705 (TARGET_VECTOR_ALIGNMENT): Define.
2707 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2708 vector type alignment instead of size.
2709 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2710 element type size directly instead of computing it from alignment.
2711 Fix variable naming and comment.
2713 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2715 Backport from mainline
2716 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2718 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2719 (alpha_pad_function_end): ... this. Also insert NOP between
2720 sibling call and GP load.
2721 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2723 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2725 Backport from mainline
2726 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2727 H.J. Lu <hongjiu.lu@intel.com>
2729 PR rtl-optimization/54157
2730 * combine.c (gen_lowpart_for_combine): Don't return identity
2731 for CONST or symbolic reference.
2733 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2735 Backport from mainline
2736 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2738 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2739 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2740 split_cost argument signed.
2741 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2742 (ix86_avoid_lea_for_addr): Ditto.
2744 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2746 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2747 the address has less than two components.
2749 2012-08-02 Steve Ellcey <sellcey@mips.com>
2751 Backport from mainline
2752 2012-07-19 Steve Ellcey <sellcey@mips.com>
2754 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2757 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2759 Backport from mainline
2760 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2763 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2764 negative constant address for TARGET_X32 ...
2765 (ix86_decompose_address): ... here. Reject constant addresses
2766 that don't satisfy x86_64_immediate_operand predicate.
2768 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2771 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2772 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2773 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2774 addresses. Prevent zero extensions of CONST_INT operands.
2776 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2779 * config/i386/i386.md (*lea): New insn pattern.
2781 (*lea<mode>_2): Ditto.
2782 (*lea_{3,4,5,6}_zext): Ditto.
2783 * config/i386/predicates.md (lea_address_operand): Do not reject
2784 zero-extended address operands.
2785 * config/i386/constraints.md (j): Remove address constraint.
2786 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2788 (ix86_print_operand_address): Handle SImode subreg of an address.
2789 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2791 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2793 Backport from mainline
2794 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2797 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2798 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2800 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2801 (*movdi_internal_rex64): Use %E operand modifier for lea.
2802 (*movsi_internal): Ditto.
2804 (*lea<mode>_2): Ditto.
2805 (*lea_{3,4,5,6}_zext): Ditto.
2806 (*tls_global_dynamic_32_gnu): Ditto.
2807 (*tls_global_dynamic_64): Ditto.
2808 (*tls_dynamic_gnu2_lea_32): Ditto.
2809 (*tls_dynamic_gnu2_lea_64): Ditto.
2810 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2812 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2814 Backport from mainline
2815 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2817 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2819 (ix86_print_operand_address): Assert that parts.base and parts.index
2820 are non-NULL after call to simplify_subreg.
2822 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2825 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2827 * config/sh/sh.c (sh_option_override): Do not change
2828 flag_finite_math_only. Set TARGET_IEEE to complement of
2829 flag_finite_math_only.
2830 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2831 description of mieee and mno-ieee behavior.
2833 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2836 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2837 (_lzcnt_u64): Ditto.
2839 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2841 Backport from mainline
2842 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2844 PR rtl-optimization/52250
2845 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2846 to put note list into. Unconditionally call move_bb_info.
2847 (move_bb_info): Do not assert the blocks being in the same region,
2848 just drop the note list if they are not.
2850 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2852 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2854 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2856 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2857 defining statement is a SSA name that occurs in abnormal PHIs.
2859 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2861 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2864 2012-07-19 Richard Guenther <rguenther@suse.de>
2865 Eric Botcazou <ebotcazou@adacore.com>
2867 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2868 about transition from invariant to known bits.
2869 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2871 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2874 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2875 (cleanup_tree_cfg_bb): Don't call it.
2876 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2879 2012-07-19 Christian Bruel <christian.bruel@st.com>
2882 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2884 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2886 * config.gcc (v850-*-rtems*): New target.
2887 * config/v850/rtems.h: New.
2888 * config/v850/t-rtems: New.
2890 2012-07-18 Nick Clifton <nickc@redhat.com>
2892 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2894 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2898 Backport from mainline
2899 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2902 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2903 instead expand it as zero extension.
2905 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2907 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2908 QImode and HImode splitters. Use ix86_comparison_operator.
2909 Explicitly match FLAGS_REG.
2910 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2912 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2913 Steven Bosscher <steven@gcc.gnu.org>
2914 Bernd Schmidt <bernds@codesourcery.com>
2916 PR rtl-optimization/53908
2917 * df-problems.c (can_move_insns_across): When doing
2918 memory-reference book-keeping, handle call insns.
2920 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2922 Backport from mainline
2923 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2926 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2927 sibcall_insn_operand. Move it to a temporary register if not.
2929 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2932 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2933 emit PIC sequence for fnaddr symbol reference in advance.
2935 2012-07-09 Jason Merrill <jason@redhat.com>
2938 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2939 (type_hash_eq): Likewise.
2942 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2944 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2946 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2947 due to negative shift amount.
2949 2012-07-06 Kai Tietz <ktietz@redhat.com>
2951 Backport from mainline.
2953 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2954 as "/mingw/include".
2956 2012-07-06 Nick Clifton <nickc@redhat.com>
2958 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2959 default_encode_section_info.
2961 2012-07-06 Richard Guenther <rguenther@suse.de>
2963 Backport from mainline
2964 2012-03-30 Richard Guenther <rguenther@suse.de>
2967 * double-int.c (rshift_double): Remove not needed cast.
2969 2012-03-28 Richard Guenther <rguenther@suse.de>
2972 * double-int.h (rshift_double): Remove.
2973 * double-int.c (lshift_double): Use absu_hwi to make count
2975 (rshift_double): Make static, take unsigned count argument,
2976 remove handling of negative count argument.
2977 (double_int_rshift): Dispatch to lshift_double.
2979 2012-07-06 Richard Guenther <rguenther@suse.de>
2981 Backport from mainline
2982 2012-06-18 Richard Guenther <rguenther@suse.de>
2984 PR tree-optimization/53693
2985 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2986 Reject operands with more than one use.
2988 2012-07-06 Richard Guenther <rguenther@suse.de>
2990 Backport from mainline
2991 2012-04-11 Richard Guenther <rguenther@suse.de>
2994 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2995 consider loop nesting.
2996 (evolution_function_is_univariate_p): Properly check the remainder
2999 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3001 Backport from mainline
3002 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3004 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3005 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3006 (adjacent_mem_locations): Move some code to and call...
3007 (get_memref_parts): ...new function.
3008 (mem_locations_overlap): New function.
3009 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3010 (is_mem_ref): Rename to...
3011 (find_mem_ref): ...this. Return MEM rtx.
3012 (get_store_dest): Remove function.
3013 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3014 new parameter and adjust calls.
3015 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3016 mem refs overlap for true_store_to_load_dep_costly.
3017 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3018 passed to adjacent_mem_locations.
3019 (is_costly_group): Walk resolved dependency list.
3020 (force_new_group): Emit group ending nop for Power6/Power7.
3021 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3022 (group_ending_nop): New define_insn.
3024 2012-07-04 Richard Guenther <rguenther@suse.de>
3027 * gimple-fold.c (get_base_constructor): Do not return an
3028 error_mark_node DECL_INITIAL.
3030 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3032 Backport from mainline
3033 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3035 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3036 code model string in the error message.
3038 2012-07-04 Tristan Gingold <gingold@adacore.com>
3040 Backport from mainline.
3041 2012-06-25 Tristan Gingold <gingold@adacore.com>
3043 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3044 (seh_cfa_adjust_cfa): ... that function.
3045 (seh_emit_stackalloc): Do not emit out of range values.
3046 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3047 UNSPEC_DEF_CFA constants.
3048 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3049 * config/i386/i386.c (ix86_frame_pointer_required): Required
3050 for very large frames on SEH target.
3051 (ix86_compute_frame_layout): Save area is before frame pointer
3052 on SEH target. Handle very large frames.
3053 (ix86_expand_prologue): Likewise.
3055 2012-07-04 Richard Guenther <rguenther@suse.de>
3057 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3058 as in free_lang_data_in_type.
3060 2012-07-02 Martin Jambor <mjambor@suse.cz>
3062 Backport from mainline.
3063 2012-07-02 Martin Jambor <mjambor@suse.cz>
3066 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3067 dynamic type change check.
3069 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3071 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3072 last statement of the finally block onto the switch.
3074 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3076 * configure: Regenerate.
3078 Backport from mainline.
3079 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3081 * config.gcc (target_type_format_char): New. Document it. Set it for
3083 * configure.ac (gnu_unique_option): Use target_type_format_char
3084 in test. Comment rationale.
3086 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3088 Backport from mainline.
3089 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3091 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3093 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3095 Backport from 2012-06-28 mainline r189049
3098 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3099 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3100 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3101 avr_hard_regno_call_part_clobbered.
3103 2012-06-28 Richard Guenther <rguenther@suse.de>
3106 * expr.c (expand_expr_real_1): Verify if the type is complete
3107 before inspecting its size.
3109 2012-06-27 Nick Clifton <nickc@redhat.com>
3111 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3114 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3117 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3119 2012-06-26 Nick Clifton <nickc@redhat.com>
3121 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3123 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3126 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3127 of x x x in the vmovlps load alternative.
3129 2012-06-22 Richard Guenther <rguenther@suse.de>
3131 * gcov-iov.c: Include bconfig.h and system.h.
3133 2012-06-22 Richard Guenther <rguenther@suse.de>
3135 PR gcov-profile/53744
3136 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3138 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3140 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3141 DECL_IGNORED_P non-reg vars even if they are used.
3143 2012-06-19 Jason Merrill <jason@redhat.com>
3146 * dwarf2out.c (modified_type_die): Use scope_die_for.
3147 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3148 (uses_local_type_r, uses_local_type): New.
3149 (scope_die_for): Keep a type that uses a local type in local scope.
3150 Use get_context_die for namespace and type scope.
3152 2012-06-19 Richard Guenther <rguenther@suse.de>
3155 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3156 replace it with the first non-BLOCK context.
3158 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3160 PR rtl-optimization/53700
3162 Backport from mainline
3163 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3165 * ira-color.c (setup_left_conflict_sizes_p): Process all
3166 conflicting objects.
3168 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3170 Backport from mainline
3171 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3174 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3175 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3176 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3177 instead of xop_mulv2div2di3_low.
3178 (xop_p<macs>dql): Fix vec_select selector.
3179 (xop_p<macs>dqh): Ditto.
3180 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3181 (xop_mulv2div2di3_high): Ditto.
3183 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3185 Backport from mainline:
3186 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3188 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3190 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3192 Backport from mainline:
3193 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3195 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3196 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3197 MAX_PCREL17F_OFFSET instead of fixed offset.
3198 (pa_attr_length_call): Likewise.
3199 (pa_attr_length_indirect_call): Likewise.
3201 2012-06-15 Walter Lee <walt@tilera.com>
3203 Backport from mainline:
3204 2012-06-15 Walter Lee <walt@tilera.com>
3206 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3208 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3210 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3212 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3214 Backport from mainline:
3216 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3217 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3218 * gimple.h (block_in_transaction): Check for flag_tm.
3220 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3222 PR tree-optimization/52558
3224 Backport from mainline:
3225 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3226 * gimple.h (gimple_set_in_transaction): Remove.
3227 (gimple_in_transaction): Look in BB instead.
3228 (gimple_statement_base): Remove in_transaction field.
3229 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3230 * trans-mem.c (compute_transaction_bits): Place transaction bit
3231 information into basic blocks.
3233 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3235 PR tree-optimization/52558
3236 * cfg.c (alloc_aux_for_edge): Fix comment.
3237 (alloc_aux_for_edge): Remove static.
3238 * basic-block.h (alloc_aux_for_edge): Protoize.
3239 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3240 (execute_sm_if_changed_flag): New.
3241 (execute_sm_if_changed_flag_set): New.
3242 (execute_sm): Do not generate data races unless requested.
3243 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3244 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3245 * gimple.h (block_in_transaction): New.
3246 (gimple_in_transaction): Use block_in_transaction.
3248 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3250 Backported from mainline
3251 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3253 PR rtl-optimization/53589
3254 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3255 discovery even when e->dest != target. If any LABEL_REF points
3256 to e->dest label, redirect it to target's label.
3258 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3261 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3262 returns false, replace stmt with GIMPLE_NOP.
3263 (check_omp_nesting_restrictions): Instead of issuing warnings,
3264 issue errors and return false if any errors were reported.
3266 2012-06-14 Richard Guenther <rguenther@suse.de>
3268 * BASE-VER: Set to 4.7.2.
3269 * DEV-PHASE: Set to prerelease.
3271 2012-06-12 Christian Bruel <christian.bruel@st.com>
3274 * config/sh/sh.c (sh_option_override): Don't force
3275 flag_omit_frame_pointer and maccumulate_outgoing_args.
3276 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3278 2012-06-14 Release Manager
3280 * GCC 4.7.1 released.
3282 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3284 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3286 2012-06-13 Richard Henderson <rth@redhat.com>
3288 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3289 iterator instead of INT.
3291 2012-06-08 Richard Henderson <rth@redhat.com>
3294 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3295 note to a clobber insn when no other insn is available.
3297 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3300 * doc/invoke.texi (Wenum-compare): Update documentation.
3302 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3305 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3307 (altivec_stvlxl): Ditto.
3308 (altivec_stvrx): Ditto.
3309 (altivec_stvrxl): Ditto.
3311 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3314 * trans-mem.c (expand_block_edges): Do not skip the first
3315 statement when resetting the BB.
3317 2012-06-04 Richard Guenther <rguenther@suse.de>
3320 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3321 create new assembler names.
3323 2012-06-04 Richard Guenther <rguenther@suse.de>
3325 Backport from mainline
3326 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3329 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3330 larger than maxbits. Don't compute maxbits modulo align.
3331 Also check that unit bytes long store at bitpos / unit * unit
3332 doesn't affect bits beyond bitregion_end.
3333 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3334 would not fit into bitregion_start ... bitregion_end + 1 bit
3336 (store_split_bit_field): Decrease unit close to end of bitregion_end
3337 if access is restricted in order to avoid mutual recursion.
3339 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3341 Backport from 2012-06-04 mainline r188172
3344 * config/avr/avr-stdint.h: New file.
3345 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3348 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3350 PR tree-optimization/53550
3351 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3352 is POINTER_TYPE_P, use sizetype as step type instead of type.
3354 2012-06-04 Richard Guenther <rguenther@suse.de>
3355 Eric Botcazou <ebotcazou@adacore.com>
3357 Backport from mainline
3358 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3360 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3361 Change type of BITOFFSET to signed. Make sure the lower bound of
3362 the computed range is non-negative by adjusting OFFSET and BITPOS.
3363 (expand_assignment): Adjust call to get_bit_range.
3365 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3367 * expr.c (get_bit_range): Return the null range if the enclosing record
3368 is part of a larger bit field.
3370 2012-03-20 Richard Guenther <rguenther@suse.de>
3372 * stor-layout.c (finish_bitfield_representative): Fallback
3373 to conservative maximum size if the padding up to the next
3374 field cannot be computed as a constant.
3375 (finish_bitfield_layout): If we cannot compute the distance
3376 between the start of the bitfield representative and the
3377 bitfield member start a new representative.
3378 * expr.c (get_bit_range): The distance between the start of
3379 the bitfield representative and the bitfield member is zero
3380 if the field offsets are not constants.
3382 2012-03-16 Richard Guenther <rguenther@suse.de>
3384 * stor-layout.c (finish_bitfield_representative): Fall back
3385 to the conservative maximum size if we cannot compute the
3386 size of the tail padding.
3388 2012-03-14 Richard Guenther <rguenther@suse.de>
3390 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3391 * stor-layout.c (start_bitfield_representative): New function.
3392 (finish_bitfield_representative): Likewise.
3393 (finish_bitfield_layout): Likewise.
3394 (finish_record_layout): Call finish_bitfield_layout.
3395 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3396 for QUAL_UNION_TYPE fields.
3397 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3398 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3399 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3404 * expr.c (get_bit_range): Unconditionally extract bitrange
3405 from DECL_BIT_FIELD_REPRESENTATIVE.
3406 (expand_assignment): Adjust call to get_bit_range.
3408 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3411 * fold-const.c (fold_binary_loc): Refine previous change.
3413 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3415 Backport from mainline
3416 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3419 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3420 avoid going above orig insn. Update comments.
3422 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3424 Backport from mainline
3425 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3428 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3429 prologue for unwinder and profiler.
3431 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3433 Backport from mainline
3434 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3436 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3438 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3440 Backport from mainline
3441 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3443 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3444 DBX_REGISTER_NUMBER.
3446 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3448 Backport from mainline
3449 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3451 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3452 operand is CONST_INT. Take COSTS_N_INSNS into account.
3453 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3456 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3458 * config/avr/avr.opt (-msp8): Document it.
3459 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3461 2012-05-31 Richard Guenther <rguenther@suse.de>
3464 * expr.c (expand_assignment): Do not use movmisalign on
3467 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3470 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3471 (pa_section_type_flags): New.
3472 (pa_legitimate_constant_p): Revert previous change.
3474 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3476 Backport from mainline
3477 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3480 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3481 accessed indirectly.
3482 (ipa_tm_create_version): Same.
3484 2012-05-30 Jason Merrill <jason@redhat.com>
3487 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3488 about array compound literals.
3490 2012-05-30 Richard Guenther <rguenther@suse.de>
3493 * fold-const.c (fold_binary_loc): Make sure to call
3494 fold_plusminus_mult_expr with the original sign of operands.
3496 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3498 * explow.c (probe_stack_range): Restore simple control flow and stop
3499 again when the probe cannot be generated if HAVE_check_stack.
3501 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3503 PR rtl-optimization/53519
3504 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3505 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3507 2012-05-29 Richard Guenther <rguenther@suse.de>
3509 PR tree-optimization/53516
3510 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3512 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3514 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3516 Backport from mainline
3517 2012-05-28 Richard Guenther <rguenther@suse.de>
3519 PR tree-optimization/53438
3520 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3522 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3524 Backport from mainline
3525 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3527 PR rtl-optimization/52528
3528 * combine.c (can_combine_p): Add setting of subst_low_luid
3529 before call to expand_field_assignment().
3531 2012-05-26 Martin Jambor <mjambor@suse.cz>
3533 Backport from mainline
3534 2012-05-23 Martin Jambor <mjambor@suse.cz>
3536 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3538 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3541 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3542 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3544 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3547 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3548 (ix86_expand_vec_perm): Use int mode instead of float.
3550 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3553 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3554 gnu_ld variables to yes.
3555 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3556 (HAVE_GNU_AS): Likewise.
3557 * config.in: Regenerate.
3558 * configure: Likewise.
3560 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3562 Backport from mainline
3563 2012-03-12 Richard Guenther <rguenther@suse.de>
3564 * config/arm/arm.c (neon_dereference_pointer): Do not call
3565 covert during RTL expansion.
3567 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3569 Backport from mainline
3570 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3573 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3574 relied on signed overflow behavior.
3576 2012-05-24 Richard Guenther <rguenther@suse.de>
3579 * tree-profile.c (tree_profiling): Cleanup the CFG if
3580 execute_fixup_cfg requests it.
3582 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3584 PR tree-optimization/53465
3585 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3586 vr0 into *vr, then vrp_meet that.
3587 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3588 have any equivalences.
3589 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3592 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3594 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3596 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3597 (iterative_hash_gimple_type): Adjust comment.
3598 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3599 domain for an array type instead of the domain type itself.
3601 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3603 Backport from 2012-05-23 mainline r187803
3606 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3607 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3610 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3612 Backport from 2012-05-03 mainline r187075
3614 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3615 has_fma4 for AMD processors with both fma3 and fma4 support.
3617 2012-05-22 Richard Guenther <rguenther@suse.de>
3619 PR tree-optimization/53408
3620 * tree-vect-loop.c (vectorizable_induction): Properly check
3621 the restriction that we cannot handle induction results from
3622 the inner loop outside of the outer loop.
3624 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3626 PR tree-optimization/53436
3627 * omp-low.c (omp_build_component_ref): New function.
3628 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3630 PR tree-optimization/53366
3631 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3632 tests if complex_numbers == 2, but there are non-complex number loads
3635 PR tree-optimization/53409
3636 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3637 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3639 PR tree-optimization/53410
3640 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3641 instead of build_int_cst (type, 0) where vector types might be
3644 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3647 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3648 from folded operands before wrapping another around the
3649 conditional expression.
3651 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3652 Patrick Marlier <patrick.marlier@gmail.com>
3654 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3657 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3659 Backport from mainline
3660 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3663 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3664 (UNSPECV_RDRAND): This.
3665 (rdrand<mode>_1): Updated.
3667 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3669 Backport from mainline
3670 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3672 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3673 RDRND, F16C and FSGSBASE.
3675 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3677 Backport from mainline
3678 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3680 * tree-ssa-pre.c (can_value_number_call): Delete.
3681 (compute_avail): Skip all statements with side effects.
3682 <GIMPLE_CALL>: Skip calls to internal functions.
3684 2012-05-18 David S. Miller <davem@davemloft.net>
3686 Backport r185385 from mainline
3687 2012-03-14 Richard Guenther <rguenther@suse.de>
3690 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3691 element type instead of mode, use build_vector_type_for_mode
3692 instead of the langhook, build a vector of proper signedness.
3693 (expand_vector_operations_1): Adjust.
3695 2012-05-18 Olivier Hainque <hainque@adacore.com>
3697 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3698 $(libsubdir) as libexecsubdir.
3700 2012-05-16 Andrew Pinski <apinski@cavium.com>
3702 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3705 2012-05-16 David S. Miller <davem@davemloft.net>
3707 * jump.c (delete_related_insns): If we remove a CALL, make sure
3708 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3710 2012-05-16 Richard Henderson <rth@redhat.com>
3713 * combine-stack-adj.c (prev_active_insn_bb): New.
3714 (next_active_insn_bb): New.
3715 (force_move_args_size_note): New.
3716 (combine_stack_adjustments_for_block): Use it.
3718 2012-05-16 Olivier Hainque <hainque@adacore.com>
3720 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3721 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3722 Add comments and improve stamp preservation across the whole sequence.
3723 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3725 2012-05-16 Richard Guenther <rguenther@suse.de>
3727 PR tree-optimization/53364
3728 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3729 detect a view-conversion of the decl.
3731 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3734 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3735 that operands[2] is either immediate, or q_regs_operand.
3737 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3739 Backport r187139 from mainline.
3740 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3742 PR rtl-optimization/52804
3743 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3744 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3745 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3746 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3747 RELOAD_FOR_OUTADDR_ADDRESS.
3749 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3752 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3753 generate target register for "load" class builtins.
3756 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3759 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3760 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3761 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3762 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3763 (<sse>_movu<ssemodesuffix>): New expander.
3764 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3765 (avx_movdqu<avxmodesuffix>): New expander.
3766 (*sse2_movdqu): Rename from sse2_movdqu.
3767 (sse2_movdqu): New expander.
3769 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3771 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3772 lineno 1 the same as lineno 0 before first start file directive.
3773 (optimize_macinfo_range): Likewise.
3775 * dwarf2out.c (have_macinfo): Define.
3776 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3777 attribute, don't force empty compilation unit and don't emit any
3778 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3780 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3782 Backport from mainline
3783 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3785 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3786 ORDERED and UNORDERED conditions.
3788 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3790 * function.c (requires_stack_frame_p): If the function can throw
3791 non-call exceptions, return true if the insn can throw internally.
3793 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3795 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3796 DECL_ORIGINAL_TYPE if it is present.
3798 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3800 Backport from 2012-05-12 mainline r187342.
3803 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3804 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3805 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3806 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3807 (expand_prologue): Move initialization of cfun->machine->is_naked,
3808 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3809 (avr_set_current_function): ...this new static function.
3810 (TARGET_SET_CURRENT_FUNCTION): New define.
3811 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3812 checking attributes of current_function_decl.
3813 (avr_regs_to_save): Ditto.
3814 (signal_function_p): Rename to avr_signal_function_p.
3815 (interrupt_function_p): Rename to avr_interrupt_function_p.
3817 * doc/extend.texi (Function Attributes): Better explanation of
3818 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3821 2012-05-09 Matthias Klose <doko@ubuntu.com>
3823 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3825 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3828 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3829 when a constant source operand matches an "I" constraint, the "no
3830 CC0 change" applies to a register-destination only, not a
3831 strict_low_part-destination.
3833 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3835 Backport from mainline:
3836 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3838 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3840 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3842 PR tree-optimization/53239
3843 * tree-vrp.c (get_value_range): Set VR of
3844 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3847 2012-05-07 Richard Guenther <rguenther@suse.de>
3849 PR tree-optimization/53195
3850 * tree-inline.c (setup_one_parameter): Properly add referenced
3851 vars from the parameters new known value.
3853 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3855 Backport from mainline:
3856 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3859 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3862 2012-05-04 Ian Lance Taylor <iant@google.com>
3864 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3865 values from false to NULL.
3867 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3869 Backport from mainline
3870 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3873 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3874 (TARGET_CMOV): Rename from TARGET_CMOVE.
3875 (TARGET_CMOVE): New define.
3876 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3877 Do not set TARGET_CMOVE here.
3879 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3881 Backport from mainline:
3883 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3885 PR tree-optimization/52633
3886 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3887 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3888 (vect_recog_over_widening_pattern): Remove handling of code that was
3889 already detected as over-widening pattern. Remove special handling
3890 of "unsigned" cases. Instead, support general case of conversion
3891 of the shift result to another type.
3893 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3895 * tree-vect-patterns.c (vect_single_imm_use): New function.
3896 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3897 (vect_recog_over_widening_pattern): Likewise.
3898 (vect_recog_widen_shift_pattern): Likewise.
3900 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3902 PR tree-optimization/52870
3903 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3904 presumed pattern statement is within the same loop or basic block.
3906 2012-05-04 Richard Guenther <rguenther@suse.de>
3908 * common.opt (flto-report): Do not mark as Optimization.
3910 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3913 * recog.c (constrain_operands): If extra constraints are present, also
3914 accept pseudo-registers with equivalent memory locations during reload.
3916 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3918 Backport from the mainline
3919 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3922 * config/rs6000/rs6000.md (bswapdi splitters): If
3923 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3924 default) is used, generate an alternate sequence that does not
3925 depend on using indexed addressing.
3927 2012-05-03 David S. Miller <davem@davemloft.net>
3930 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3931 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3932 (sparc_emit_float_lib_cmp): Likewise.
3934 2012-05-04 Martin Jambor <mjambor@suse.cz>
3936 Backport from mainline
3937 2012-05-02 Martin Jambor <mjambor@suse.cz>
3940 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3941 of a variable when the contect is a function.
3943 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3946 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3947 append program name to it and pass that as first argument
3948 to make_relative_prefix. Always pass standard_libexec_prefix
3949 as last argument to make_relative_prefix. If
3950 make_relative_prefix returns NULL, fall back to
3951 standard_libexec_prefix.
3954 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3958 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3959 mode, return that mode.
3961 2012-05-03 Richard Guenther <rguenther@suse.de>
3963 PR tree-optimization/53144
3964 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3966 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3967 with SSA name values.
3968 (vn_reference_lookup_3): Adjust callers.
3970 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3972 PR tree-optimization/53163
3973 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3974 return value from compute_all_dependences.
3976 PR rtl-optimization/53160
3977 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3978 has been modified by ree pass already.
3980 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3982 Backport from mainline
3983 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3986 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3987 calls to cgraph_node_name in xstrdup.
3988 (ipa_make_edge_direct_to_target): Ditto.
3989 * tree-sra.c (convert_callers_for_node): Ditto.
3990 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3991 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3992 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3993 (cgraph_materialize_all_clones): Ditto.
3994 * ipa-inline.c (report_inline_failed_reason): Ditto.
3995 (want_early_inline_function_p): Ditto.
3996 (edge_badness): Ditto.
3997 (update_edge_key): Ditto.
3998 (flatten_function): Ditto.
3999 (ipa_inline): Ditto.
4000 (inline_always_inline_functions): Ditto.
4001 (early_inline_small_functions): Ditto.
4003 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4005 Backport from mainline
4006 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4008 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4009 Introduce emul_name to select the right linker emulation for
4010 powerpc64-*-freebsd*.
4011 * configure: Regenerate.
4012 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4013 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4014 * config/rs6000/freebsd64.h: New file.
4015 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4017 (rs6000_savres_strategy): Likewise.
4018 (rs6000_savres_routine_name): Likewise.
4019 (rs6000_elf_file_end): Likewise.
4020 * config/rs6000/t-freebsd64: New file.
4021 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4022 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4024 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4026 Backport from mainline
4027 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4030 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4032 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4034 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4035 predicate to discriminate types.
4037 2012-04-27 Richard Guenther <rguenther@suse.de>
4040 * convert.c (convert_to_integer): Avoid infinite recursion for
4041 target-defined built-in types.
4043 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4046 * config/cris/cris.md ("*andhi_lowpart_v32")
4047 ("*andqi_lowpart_v32"): Change first input-only operand from
4048 a (match_operand ...) to (match_dup 0). Drop alternatives with
4049 const_int-matching constraints for redundancy.
4050 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4051 three-operand alternative.
4053 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4055 Backport from mainline
4056 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4058 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4059 (*addsi_2_zext): Ditto.
4060 (*add<mode>_3): Ditto.
4061 (*addsi_3_zext): Ditto.
4062 (*add<mode>_5): Ditto.
4064 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4067 * c-typeck.c (set_nonincremental_init,
4068 set_nonincremental_init_from_string): Pass true instead of false
4069 as IMPLICIT to add_pending_init.
4071 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4073 Backport from 2012-04-24 mainline r186768.
4076 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4078 2012-04-24 Richard Guenther <rguenther@suse.de>
4080 PR tree-optimization/53085
4081 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4084 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4087 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4089 (output_addressed_constants): Likewise.
4092 * varasm.c (get_section): Don't ICE for section conflicts with
4093 built-in section kinds.
4095 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4097 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4099 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4101 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4103 2012-04-23 Richard Guenther <rguenther@suse.de>
4106 * c-typeck.c (build_binary_op): Fix typo.
4108 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4110 PR tree-optimizations/52891
4111 * tree-vect-patterns.c (adjust_bool_pattern): Use
4112 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4113 but with non-standard precision.
4115 2012-04-22 Ian Lance Taylor <iant@google.com>
4117 * godump.c (go_output_typedef): Dump size of structs.
4119 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4121 Backport from mainline:
4123 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4124 hints for 'A' operand types.
4126 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4128 Backport from 2012-04-19 mainline r186588.
4131 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4132 the case *(X+const).
4134 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4136 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4138 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4141 * config/i386/sync.md (atomic_<code><mode>): Rename to
4142 atomic_<logic><mode>.
4144 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4146 Backport from mainline
4147 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4150 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4151 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4152 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4153 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4154 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4155 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4156 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4157 gen_avx2_permvarv8sf.
4159 2012-04-16 Martin Jambor <mjambor@suse.cz>
4161 Backported from mainline
4163 2012-04-13 Martin Jambor <mjambor@suse.cz>
4166 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4167 fold_ctor_reference returns a zero constant.
4169 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4171 Backported from mainline
4172 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4174 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4175 and __ILP32__ for x32.
4177 2012-04-13 Tom de Vries <tom@codesourcery.com>
4179 Backport from mainline r186418.
4181 2012-04-13 Tom de Vries <tom@codesourcery.com>
4183 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4184 parameters vuse and vuse_escaped.
4185 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4186 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4189 2012-04-13 Richard Guenther <rguenther@suse.de>
4191 PR tree-optimization/52969
4192 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4193 the condition for the COND_EXPR and handle predicate negation
4194 by swapping the COND_EXPR arms.
4196 2012-04-13 Richard Guenther <rguenther@suse.de>
4199 * convert.c (convert_to_pointer): Remove special-casing of
4202 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4204 Backport from mainline
4205 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4208 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4209 the list of options to enable the FCFID instruction.
4210 (TARGET_EXTRA_BUILTINS): Adjust comment.
4212 2012-04-12 Richard Guenther <rguenther@suse.de>
4214 PR tree-optimization/52943
4215 * tree-chrec.h (chrec_is_positive): Remove.
4216 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4217 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4218 Return false for a constant zero instead of negative.
4219 (analyze_siv_subscript_cst_affine): Handle zero difference
4220 in the initial condition explicitely.
4222 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4225 * varasm.c (process_pending_assemble_externals): Set
4226 pending_assemble_externals_processed true.
4227 (assemble_external): Call assemble_external_real if the pending
4228 assemble externals have been processed.
4230 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4233 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4234 the DECL generated for the special GOT helper.
4236 2012-04-06 Walter Lee <walt@tilera.com>
4238 Backport from mainline
4239 2012-03-07 Walter Lee <walt@tilera.com>
4241 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4242 REG_CFA_* notes for the stack pointer.
4243 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4244 EH_RETURN_STACKADJ_RTX.
4245 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4246 generate REG_CFA_* notes for the stack pointer.
4247 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4248 by EH_RETURN_STACKADJ_RTX.
4250 2012-04-06 Matt Turner <mattst88@gmail.com>
4252 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4254 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4256 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4257 of the destination isn't also a FP_REGS register.
4259 2012-04-03 Richard Guenther <rguenther@suse.de>
4261 Backport from mainline
4262 2012-03-02 Richard Guenther <rguenther@suse.de>
4264 PR tree-optimization/52406
4265 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4266 (struct indices): Add unconstrained_base member.
4267 (struct dr_alias): Remove unused vops member.
4268 (DR_UNCONSTRAINED_BASE): New define.
4269 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4270 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4271 be an artificial access that covers the whole indexed object,
4272 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4273 plain decl base-objects to their MEM_REF variant.
4274 (dr_may_alias_p): When the base-object of either data reference
4275 has unknown size use only points-to information.
4276 (compute_affine_dependence): Make dumps easier to read and
4278 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4279 DR_REF when looking for packed references.
4280 (vect_supportable_dr_alignment): Likewise.
4282 2012-04-03 Richard Guenther <rguenther@suse.de>
4284 Backport from mainline
4285 2012-03-15 Richard Guenther <rguenther@suse.de>
4288 * tree-data-ref.c (subscript_dependence_tester_1): Check
4289 all dimensions for non-conflicting access functions.
4291 2012-04-03 Richard Guenther <rguenther@suse.de>
4293 Backport from mainline
4294 2012-03-06 Richard Guenther <rguenther@suse.de>
4297 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4299 2012-03-23 Richard Guenther <rguenther@suse.de>
4301 PR tree-optimization/52678
4302 * tree-vectorizer.h (struct _stmt_vec_info): Add
4303 loop_phi_evolution_part member.
4304 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4305 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4306 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4307 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4308 Use the cached evolution part and the PHI nodes value from
4309 the loop preheader edge instead of re-analyzing the evolution.
4311 2012-03-26 Richard Guenther <rguenther@suse.de>
4313 PR tree-optimization/52701
4314 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4315 compute and set the evolution part of PHI nodes.
4317 2012-03-30 Richard Guenther <rguenther@suse.de>
4319 PR tree-optimization/52754
4320 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4321 propagate arbitrary addresses into really plain dereferences.
4323 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4325 PR tree-optimization/52835
4326 * tree-data-ref.c (build_rdg): Return NULL if
4327 compute_data_dependences_for_loop failed.
4329 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4331 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4332 (stmt_can_make_abnormal_goto): Use it.
4333 (is_ctrl_altering_stmt): Likewise.
4335 2012-03-31 Martin Jambor <mjambor@suse.cz>
4337 Backported from mainline
4338 2012-03-30 Martin Jambor <mjambor@suse.cz>
4340 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4341 is a builtin_stack_save in a dominating BB.
4343 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4345 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4346 crossing 128bit lane boundary.
4348 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4350 Backported from mainline
4351 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4354 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4356 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4357 * config/i386/i386.c: Include reload.h.
4358 (ix86_legitimize_reload_address): New function.
4360 2012-03-28 Martin Jambor <mjambor@suse.cz>
4362 Backported from mainline
4363 2012-03-27 Martin Jambor <mjambor@suse.cz>
4366 * tree-sra.c (sra_modify_assign): Do not call
4367 load_assign_lhs_subreplacements when working with an unscalarizable
4370 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4373 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4374 __builtin_va_start to __builtin_next_arg if the latter is
4375 builtin_decl_explicit_p rather than when it is not.
4378 * tree-vect-generic.c (vector_element): Perform multiplication
4379 for pos in bitsizetype type instead of idx type.
4381 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4383 Backport from 2012-03-28 mainline r185910.
4386 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4387 (avr_builtin_decl): New static function.
4388 (struct avr_builtin_description, avr_bdesc): Move up.
4389 Add GTY marker. Add field fndecl. Remove redundant field id.
4390 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4391 (avr_expand_builtin): Code cleanup because .id is removed.
4393 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4396 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4399 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4401 Backport from 2012-03-28 mainline r185907.
4404 * config.gcc (tm_file): Remove avr/multilib.h.
4406 * doc/invoke.texi (AVR Options): Adjust
4407 documentation of -mtiny-stack.
4409 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4410 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4411 * config/avr/t-avr: Remove generation of multilib.h.
4412 * config/avr/t-multilib: Regenerate.
4413 * config/avr/multilib.h: Remove.
4414 * config/avr/avr.opt (-msp8): New option.
4415 (avr_sp8): New variable.
4416 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4417 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4418 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4419 (avr_device_to_sp8): New prototype.
4420 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4421 (DRIVER_SELF_SPECS): New define.
4422 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4423 __AVR_SP8__, __AVR_HAVE_SPH__.
4424 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4425 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4426 (avr_file_start): Ditto.
4428 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4431 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4432 instead of 8 in adjust_address.
4434 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4436 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4437 of a unit before computing the offset in units.
4439 2012-03-27 Richard Guenther <rguenther@suse.de>
4442 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4445 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4448 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4450 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4453 * varasm.c: Include pointer-set.h.
4454 (pending_assemble_externals_set): New pointer set.
4455 (process_pending_assemble_externals): Destroy the pointer set.
4456 (assemble_external): See if decl is in pending_assemble_externals_set,
4457 and add it to pending_assemble_externals if necessary.
4458 (init_varasm_once): Allocate pending_assemble_externals_set.
4460 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4462 Backported from mainline
4463 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4466 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4467 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4468 (vector_ltgt<mode>): Likewise.
4469 (vector_ordered<mode>): Likewise.
4470 (vector_unordered<mode>): Likewise.
4471 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4473 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4475 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4478 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4480 Backported from mainline
4481 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4485 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4486 GENERAL_REGS and FP_REGS for SImode.
4488 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4491 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4492 on any new_local_var_chain vars declared during recursing on
4493 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4495 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4497 Backport from 2012-03-22 mainline r185692.
4500 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4501 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4502 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4503 (delay_cycles_1, delay_cycles_2): Ditto.
4504 (delay_cycles_3, delay_cycles_4): Ditto.
4505 (nopv, *nopv): Ditto.
4506 (sleep, *sleep): Ditto.
4509 Backport from 2012-03-21 mainline r185605.
4511 PR rtl-optimization/52543
4513 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4514 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4515 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4516 (avr_load_libgcc_p): Restrict to __flash loads.
4517 (avr_out_lpm): Only handle 1-byte loads from __flash.
4518 (avr_load_lpm): New function.
4519 (avr_find_unused_d_reg): Remove.
4520 (avr_out_lpm_no_lpmx): Remove.
4521 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4522 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4523 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4524 (load_<mode>, load_<mode>_clobber): New insns.
4525 (mov<mode>): For multi-byte move from non-generic
4526 16-bit address spaces: Expand to load_<mode> resp.
4527 load_<mode>_clobber.
4528 (load<mode>_libgcc): Remove expander.
4529 (split-lpmx): Remove split.
4531 Backport from 2012-03-13 mainline r185329.
4534 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4535 offset (size) to a value the insns can deal with.
4536 (expand_epilogue): Ditto.
4538 Backport from 2012-03-12 mainline r185256.
4541 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4542 type from reg_class_t to enum reg_class.
4543 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4545 Backport from 2012-03-12 mainline r185253.
4548 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4549 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4550 r184615 from 2012-02-28.
4552 Backport from 2012-03-08 mainline r185105.
4554 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4555 for constants in [-63,63].
4557 Backport from 2012-03-08 mainline r185100.
4560 * config/avr/avr.c (avr_mem_clobber): New static function.
4561 (avr_expand_delay_cycles): Add memory clobber operand to
4562 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4563 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4564 (enable_interrupt, disable_interrupt): New expander.
4565 (nopv, sleep, wdr): New expanders.
4566 (delay_cycles_1): Add memory clobber.
4567 (delay_cycles_2): Add memory clobber.
4568 (delay_cycles_3): Add memory clobber.
4569 (delay_cycles_4): Add memory clobber.
4570 (cli_sei): New insn from former "enable_interrupt",
4571 "disable_interrupt" with memory clobber.
4572 (*wdt): New insn from former "wdt" with memory clobber.
4573 (*nopv): Similar, but for "nopv".
4574 (*sleep): Similar, but for "sleep".
4576 Backport from 2012-03-07 mainline r185043.
4579 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4581 Backport from 2012-03-07 mainline r185032.
4584 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4585 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4586 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4588 Backport from 2012-03-07 mainline r185031.
4591 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4593 * config/avr/avr.md (xload_8): Adjust insn length.
4595 Backport from 2012-03-07 mainline r185030.
4598 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4599 if RAMPZ affects reading from RAM.
4601 Backport from 2012-03-05 mainline r184919.
4603 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4605 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4607 Backport from mainline r185259.
4610 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4611 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4613 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4615 Backported from mainline
4616 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4619 * c-parser.c (c_parser_postfix_expression)
4620 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4622 * config/i386/smmintrin.h: Avoid /* within a comment.
4623 * config/i386/nmmintrin.h: Likewise.
4625 2012-03-22 Richard Guenther <rguenther@suse.de>
4627 * BASE-VER: Set to 4.7.1.
4628 * DEV-PHASE: Set to prerelease.
4630 2012-03-22 Release Manager
4632 * GCC 4.7.0 released.
4634 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4636 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4638 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4639 Andrew Pinski <apinski@cavium.com>
4642 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4643 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4644 calls instead of __builtin_ir{int,ound}*.
4646 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4649 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4652 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4654 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4655 Refer to GCC 4.7 version of c99status.html.
4657 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4659 Backport from mainline
4660 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4662 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4663 redefine to be NULL if the current bit-size is different from the
4664 configured bit-size.
4666 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4667 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4668 set the default tuning. Add asserts to make sure the cpu and tune
4669 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4670 test whether the index is set, instead of > 0.
4671 (rs6000_file_start): Do not reset the default cpu if the current
4672 bit-size is different from the configured bit-size.
4674 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4676 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4678 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4679 Update binutils references.
4680 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4681 Update binutils reference.
4682 Update Sun as/GNU ld caveat.
4683 Document binutils largefile requirement for LTO plugin.
4684 Remove reference to alternate libpthread.
4686 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4688 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4690 (Specific, mips-sgi-irix6): Likewise.
4692 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4694 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4695 * configure: Regenerate.
4697 2012-03-07 Richard Henderson <rth@redhat.com>
4699 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4700 * config/m68k/sync.md (atomic_test_and_set): Use it.
4701 (atomic_test_and_set_1): Likewise.
4703 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4706 * Makefile.in: Let install-gcc-ar depend on installdirs,
4707 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4708 Don't double canonicalize if cross-compiling.
4710 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4712 * trans-mem.c: New typedef for tm_region_p.
4713 Define vector types for tm_region_p.
4714 (tm_region_init): Replace region_worklist to a vector called
4717 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4720 * trans-mem.c (tm_region_init): Use last_basic_block.
4722 2012-03-05 Richard Henderson <rth@redhat.com>
4725 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4726 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4727 BIGGEST_ALIGNMENT is aligned.
4729 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4731 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4733 2012-03-05 Richard Henderson <rth@redhat.com>
4736 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4737 instead of calling negqi2 directly.
4739 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4741 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4742 (INTMAX_TYPE): Use it.
4743 (UINTMAX_TYPE): Likewise.
4744 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4745 (irix6_c_common_override_options): Declare.
4746 (C_COMMON_OVERRIDE_OPTIONS): Define.
4747 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4748 * config/mips/irix6-c.c: New file.
4749 * config/mips/t-irix6 (irix6-c.o): New target.
4750 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4753 2012-03-02 Richard Henderson <rth@redhat.com>
4755 * optabs.c (expand_atomic_test_and_set): Honor
4756 atomic_test_and_set_trueval even when atomic_test_and_set
4757 optab is not in use.
4759 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4761 Backport from mainline
4762 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4764 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4766 2012-03-02 Richard Guenther <rguenther@suse.de>
4768 * DEV-PHASE: Set to prerelease.
4770 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4772 * config.gcc (obsolete): Add all ARM targets using the FPA.
4773 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4774 * doc/install.texi: Avoid references to obsolete ARM ports.
4776 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4778 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4780 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4781 Joern Rennecke <joern.rennecke@embecosm.com>
4783 * doc/extend.texi: Expand and update information on interrupt
4784 attribute for Epiphany.
4786 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4788 * config/sh/sh-protos.h: Update copyright notice dates.
4789 * config/sh/sh.h: Likewise.
4790 * config/sh/sh.md: Likewise.
4791 * config/sh/constraints.md: Likewise.
4792 * config/sh/predicates.md: Likewise.
4794 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4796 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4797 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4799 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4801 * config/sh/constraints.md: Fix comment typo.
4803 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4806 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4807 unsigned HOST_WIDE_INT.
4808 (zvdep_imm64): Likewise.
4809 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4810 (vdepi_and): Likewise.
4811 Likewise for unamed 64-bit patterns.
4812 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4814 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4817 PR rtl-optimization/52417
4818 * cselib.c (cselib_any_perm_equivs): New variable.
4819 (cselib_reset_table): Check that it's not set when not
4820 preserving constants.
4821 (cselib_add_permanent_equiv): Set it.
4822 (cselib_have_permanent_equivalences): New.
4823 (cselib_init, cselib_finish): Reset it.
4824 * cselib.h (cselib_have_permanent_equivalences): Declare.
4825 * alias.c (get_addr): Restore earlier behavior when there
4826 aren't permanent equivalences.
4828 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4830 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4831 * config/v850/v850-modes.def: Fix copyright notice.
4833 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4835 * doc/extend.texi (AVR Built-in Functions): Document
4836 __builtin_avr_flash_segment.
4838 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4839 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4840 (*split.flash_segment): New insn-and-split.
4841 * config/avr/avr.c (avr_init_builtins): Add local variables:
4842 const_memx_void_node, const_memx_ptr_type_node,
4843 char_ftype_const_memx_ptr.
4845 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4847 PR tree-optimization/52445
4848 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4849 add ssa_name_ver, offset and size fields and change store field
4851 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4852 (add_or_mark_expr): Likewise. Only consider previous stores
4853 with the same size and offset.
4854 (nt_init_block): Only look at gimple_assign_single_p stmts,
4855 doesn't look at rhs2.
4857 2012-03-01 Richard Guenther <rguenther@suse.de>
4860 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4861 conversions from integral types to pointer types.
4863 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4865 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4866 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4867 unintentionally removed in r184616.
4869 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4871 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4874 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4875 Uros Bizjak <ubizjak@gmail.com>
4878 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4879 alternatives, add "e" constraint to the new last alternative
4880 and ! to last 3 alternatives.
4882 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4884 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4885 DW_AT_artificial attributes at the end of the processing.
4886 (gen_array_type_die): Likewise.
4887 (gen_enumeration_type_die): Likewise.
4888 (gen_struct_or_union_type_die): Likewise.
4889 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4892 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4895 * expr.c (expand_assignment): If doing misaligned store that doesn't
4896 cover all mode bits, perform a RMW cycle.
4898 PR tree-optimization/52429
4899 * tree-parloops.c (separate_decls_in_region_debug): Return early
4900 if var is LABEL_DECL.
4902 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4904 PR tree-optimization/52424
4905 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4906 calling dom_thread_across_edge.
4908 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4910 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4912 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4914 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4915 * config/avr/avr.c (avr_output_bld): Remove unused function.
4916 (avr_out_sbxx_branch): Use "%T" to print bit position.
4918 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4920 * config/avr/avr.md: Untabify.
4922 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4924 * config/avr/avr.md (eqne): New code iterator.
4925 (*dec-and-branchsi): Use it in text peephole's condition.
4926 (*dec-and-branchhi): Ditto.
4927 (*dec-and-branchqi): Ditto.
4929 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4932 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4933 the device does not have the skip-bug.
4935 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4937 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4938 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4939 -mpretend-cmove): New.
4941 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4944 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4945 doesn't count DEBUG_INSN refs.
4946 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4947 for DEBUG_INSN refs.
4949 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4953 2012-02-20 Richard Guenther <rguenther@suse.de>
4954 PR tree-optimization/52298
4955 * tree-vect-stmts.c (vectorizable_load): Properly use
4956 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4959 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4962 * gimple.h (gimple_in_transaction): New.
4963 (gimple_set_in_transaction): New.
4964 (struct gimple_statement_base): Add in_transaction field.
4965 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4967 (tree_ssa_lim_initialize): Compute transaction bits.
4968 * tree.h (compute_transaction_bits): Protoize.
4969 * trans-mem.c (tm_region_init): Use the heap to store BB
4971 (compute_transaction_bits): New.
4973 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4975 * gcc.c (display_help): Document --help=common and sort entries
4978 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4980 * doc/install.texi: Document check-$LANG specific shortcuts
4982 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4985 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4987 * config/arm/arm_neon.h: Regenerate.
4988 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4989 (neon_vcgeu): New insn.
4990 (neon_vcgtu): Likewise.
4991 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4992 (ops): Unsigned comparison intrinsics call a different
4995 2012-02-28 Richard Guenther <rguenther@suse.de>
4998 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4999 ordering for the VEC_CONCAT for two element vectors for
5000 V2SFmode, V2SImode and V2DImode.
5002 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5005 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5006 detecting big-endian triplets.
5008 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5010 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5011 mode if there is no type information available.
5013 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5015 PR tree-optimization/53207
5016 * doc/invoke.texi: Document as experimental and relying on graphite.
5018 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5020 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5021 of initializer to changes from r184614.
5023 2012-02-28 Richard Guenther <rguenther@suse.de>
5025 PR tree-optimization/52395
5026 * tree-sra.c (build_ref_for_offset): Also look at the base
5027 TYPE_ALIGN when figuring out the alignment of the replacement.
5029 2012-02-28 Richard Guenther <rguenther@suse.de>
5031 PR tree-optimization/52402
5032 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5033 mis-aligned types when creating the accesses at the call site.
5035 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5037 * config/avr/builtins.def: New file.
5038 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5039 * config/avr/avr.c (enum avr_builtin_id): Use it.
5040 (avr_init_builtins): Use it. And use avr_bdesc.
5041 (bdesc_1arg): Remove.
5042 (bdesc_2arg): Remove.
5043 (bdesc_3arg): Remove.
5044 (struct avr_builtin_description): Add field n_args.
5045 (avr_bdesc): New static variable using builtins.def.
5046 (avr_expand_builtin): Use it.
5047 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5048 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5049 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5051 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5054 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5055 match only one single hard register with respective hard reg rtx.
5056 (movmemx_<mode>): Ditto.
5057 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5058 insn anatomy of movmem[x]_<mode>.
5059 (avr_out_movmem): Same for printing assembler and operand usage.
5061 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5065 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5066 address spaces located outside of device flash.
5068 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5069 (mcu_type_s): Add field n_flash.
5070 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5071 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5072 (AVR_MCU): Add N_FLASH argument.
5073 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5074 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5075 macro __FLASH<n> if that address space makes sense for the device.
5076 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5077 outside of target flash.
5078 (avr_asm_named_section): Ditto.
5079 (avr_asm_select_section): Ditto.
5080 (avr_addr_space_convert): Ditto.
5081 (avr_emit_movmemhi): Ditto.
5082 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5083 address space is outside of device flash.
5084 (avr_insert_attributes): Ditto.
5085 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5086 avr_current_arch->n_segments.
5088 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5091 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5093 (*movabs<mode>_2): Likewise.
5095 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5098 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5099 s_register_operand in the test instead of REG_P. Don't call
5100 gen_reg_rtx if it won't be used.
5102 PR tree-optimization/52376
5103 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5105 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5107 * ifcvt.c (noce_get_condition): Check condition variable is not
5108 small_register_classes_for_mode_p before accepting.
5110 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5112 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5114 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5117 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5118 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5120 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5122 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5124 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5126 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5128 * config/sh/predicates.md: Remove blank lines.
5129 * config/sh/sh.c: Fix typos in comments.
5130 * config/sh/constraints.md: Likewise.
5131 * config/sh/sh.md: Remove blank lines.
5132 Fix typos in comments. Use ;; as comment characters.
5134 2012-02-26 Walter Lee <walt@tilera.com>
5136 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5137 (replace_mov_pcrel_step2): Ditto.
5139 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5142 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5143 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5144 and locs that reference values newer than the non-canonical value
5145 at hand. Return the canonical value as a worst case.
5146 (memrefs_conflict_p): Walk canonical value's locs.
5149 * cselib.c (preserve_only_constants): Rename to...
5150 (preserve_constants_and_equivs): ... this. Split out...
5151 (invariant_or_equiv_p): ... this. Preserve plus expressions
5152 of other preserved expressions too.
5153 (cselib_reset_table): Adjust.
5154 * var-tracking.c (reverse_op): Use canonical value to build
5157 2012-02-23 Kai Tietz <ktietz@redhat.com>
5159 * config/i386/i386.c (ix86_delegitimize_address): Handle
5160 UNSPEC_PCREL plus displacement.
5162 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5165 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5166 to test for unusedness in st X addressing.
5168 2012-02-24 Richard Guenther <rguenther@suse.de>
5171 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5172 (is_gimple_reg_type): Move inline ...
5173 * gimple.h (is_gimple_reg_type): ... here.
5175 2012-02-24 Richard Guenther <rguenther@suse.de>
5178 * passes.c (execute_function_todo): When verifying SSA form
5179 verify gimple form first.
5180 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5182 2012-02-24 Richard Guenther <rguenther@suse.de>
5185 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5186 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5188 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5190 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5192 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5194 * tree-phinodes.c (make_phi_node): Mark static.
5195 * tree-flow.h (make_phi_node): Remove extern decl.
5196 * doc/gimple.texi (make_phi_node): Remove documentation.
5198 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5200 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5201 * tree-ssa-sccvn.c (print_scc): Ditto.
5203 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5205 * doc/passes.texi (Full redundancy elimination): Fix typo.
5207 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5209 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5211 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5214 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5216 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5219 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5221 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5223 * config/avr/avr.md (code_stdname): Add ior, xor.
5224 (xior): New code iterator.
5225 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5226 (*<code_stdname><mode>qi.byte1-3): Ditto.
5228 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5230 PR tree-optimization/52019
5231 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5234 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5236 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5237 HAVE_INITFINI_ARRAY to work around namespace pollution in
5238 certain versions of newlib system headers.
5239 * config.in: Regenerate.
5240 * configure: Regenerate.
5241 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5242 instead of HAVE_INITFINI_ARRAY.
5244 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5247 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5248 is not offsettable memory reference.
5250 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5253 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5254 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5256 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5258 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5259 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5261 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5263 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5264 library on Solaris 8 even without TLS support.
5265 * configure: Regenerate.
5267 2012-02-22 Richard Guenther <rguenther@suse.de>
5270 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5271 for GIMPLE_DEBUG stmts.
5273 2012-02-22 Martin Jambor <mjambor@suse.cz>
5276 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5277 according to the base object.
5279 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5281 PR rtl-optimization/50063
5282 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5283 and 2 (8-bit SP) in operand 2.
5284 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5285 setup to use movhi_sp_r instead of vanilla move to write SP.
5286 Adjust REG_CFA notes to superseed unspec.
5287 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5289 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5290 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5291 irq_state 1 (IRQ known to be on) here.
5293 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5295 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5297 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5298 assign_hard_reg): Likewise.
5300 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5302 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5304 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5307 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5308 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5310 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5312 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5313 prototype from here to...
5314 * config/avr/avr.h: ...here.
5316 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5319 * thumb2.md (thumb2_shiftsi3_short): Split register and
5320 immediate shifts. For register shifts tie operands 0 and 1.
5321 (peephole2 for above): Check that register-controlled shifts
5322 have suitably tied operands.
5324 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5327 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5328 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5329 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5330 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5331 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5332 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5333 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5334 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5335 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5336 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5337 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5338 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5339 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5340 bdver1_ssevector_avx256_unaligned_load,
5341 bdver1_ssevector_sse128_unaligned_load,
5342 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5343 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5344 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5345 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5346 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5347 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5348 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5349 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5350 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5351 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5352 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5353 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5354 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5355 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5356 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5357 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5358 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5359 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5360 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5361 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5362 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5363 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5364 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5365 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5366 bdver1_ssediv_double_load, bdver1_ssediv_double,
5367 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5368 Add "bdver2" attribute.
5370 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5372 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5373 default if possible and not specified otherwise.
5375 2012-02-21 Richard Guenther <rguenther@suse.de>
5378 * gimplify.c (create_tmp_from_val): Use the main variant type
5379 for the type of the temporary we create.
5381 2012-02-21 Richard Guenther <rguenther@suse.de>
5383 PR tree-optimization/52324
5384 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5385 do not gimplify a MEM_REF address operand if it is already
5388 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5390 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5391 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5393 2012-02-21 Richard Guenther <rguenther@suse.de>
5395 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5396 nested_in_vect_loop.
5398 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5400 PR tree-optimization/52318
5401 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5402 vdef also to non-pure/const call stmts in the sequence.
5404 2012-02-20 David S. Miller <davem@davemloft.net>
5406 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5407 don't use the "rd %pc" instruction on v9 for PIC register loads.
5409 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5412 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5413 in a transaction safe function.
5415 2012-02-20 Kai Tietz <ktietz@redhat.com>
5418 * stor-layout.c (place_field): Handle desired_align for
5421 2012-02-20 Richard Guenther <rguenther@suse.de>
5423 PR tree-optimization/52298
5424 * tree-vect-stmts.c (vectorizable_store): Properly use
5425 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5427 (vectorizable_load): Likewise.
5428 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5429 Access DR_STEP after ensuring it is not NULL.
5431 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5433 PR tree-optimization/52286
5434 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5435 optimization use double_int_to_tree instead of build_int_cst_wide,
5436 rewrite to use double_int vars.
5438 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5441 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5443 Remove -e 0 from $gcc_cv_ld invocation.
5444 Only use __GLIBC_PREREQ if defined.
5445 Enable on Solaris since Solaris 8 patch.
5446 (gcc_SUN_LD_VERSION): New macro.
5447 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5448 gcc_SUN_LD_VERSION for version number format.
5449 * configure: Regenerate.
5450 * varasm.c (get_elf_initfini_array_priority_section): Set
5451 SECTION_NOTYPE for non-default priority.
5452 Use get_section instead of get_unnamed_section to emit
5453 .init_array/.fini_array with default priority.
5455 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5457 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5458 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5459 (mips_start_unique_function, mips_output_mips16_rdhwr)
5460 (mips_code_end): New functions.
5461 (TARGET_ASM_CODE_END): Define.
5463 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5465 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5466 to stubs with non-sibling calls.
5468 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5470 * doc/invoke.texi (-fira-* options): Copy-edit.
5471 (ira-* parameters): Copy-edit.
5473 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5475 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5476 GCC coding conventions.
5478 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5480 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5481 when used as adjectives.
5483 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5485 * doc/invoke.texi: Clean up "that"/"which" confusion.
5487 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5489 * system.h: Poison SMALL_REGISTER_CLASSES
5490 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5491 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5493 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5495 PR tree-optimization/52285
5496 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5497 when deciding if a call is a tail call or tail recursion.
5499 2012-02-16 Kai Tietz <ktietz@redhat.com>
5501 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5502 interger-constant displacement for UNSPEC_PCREL.
5504 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5506 PR rtl-optimization/52208
5507 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5508 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5510 PR tree-optimization/52255
5511 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5512 loop->header has virtual PHI, but exit_e->dest doesn't, add
5513 virtual PHI to exit_e->dest and adjust all uses after the loop.
5516 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5517 children with clone_tree_hash, not after it.
5519 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5521 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5522 extended identifiers.
5524 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5527 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5528 a same_body_alias, also test whether e->callee isn't a former
5529 or current clone of the decl this is a same body alias of.
5531 PR translation/52264
5532 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5534 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5536 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5538 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5541 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5542 force_reg instead of copy_to_reg for better optimization. Force
5543 non-register or memory operands into a register.
5545 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5547 * extend.texi: Reserve upper bits of memory model for future use.
5549 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5550 Anatoly Sokolov <aesok@post.ru>
5551 Eric Weddington <eric.weddington@atmel.com>
5554 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5555 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5556 Rewrite initializers for .macro.
5557 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5558 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5559 atxmega32d4, atxmega32x1.
5560 avrxmega4: atxmega64a3, atxmega64d3.
5561 avrxmega5: atxmega64a1, atxmega64a1u.
5562 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5563 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5564 avrxmega7: atxmega128a1, atxmega128a1u.
5565 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5566 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5567 (struct base_arch_s): Rename reserved to xmega_p.
5568 Rename reserved2 to have_rampd.
5569 (AVR_XMEGA): New define.
5570 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5571 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5572 * config/avr/predicates.md (io_address_operand): Take into
5574 (low_io_address_operand): Ditto.
5575 (high_io_address_operand): Ditto.
5576 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5577 (enabled, movhi_sp_r): Use them.
5578 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5579 cpp_define_formatted to built-in define __AVR_ARCH__.
5580 (__AVR_XMEGA__): New built-in define.
5581 (__AVR_HAVE_RAMPD__): New built-in define.
5582 (__AVR_HAVE_RAMPX__): New built-in define.
5583 (__AVR_HAVE_RAMPY__): New built-in define.
5584 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5586 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5587 (avr_option_override): Initialize them.
5588 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5589 (avr_init_expanders): Initialize them. No more block several calls.
5590 (emit_push_sfr): New static function.
5591 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5593 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5594 (avr_print_operand): Print addreeses as symbols for
5595 RAMPX, RAMPY, RAMPD, CCP.
5596 (output_movhi): Handle AVR_XMEGA when writing to SP.
5597 (avr_out_movhi_mr_r_xmega): New static function.
5598 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5599 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5600 __RAMPD__, __CCP__ as needed.
5602 * config/avr/multilib.h: Regenerate.
5603 * config/avr/t-multilib: Regenerate.
5604 * config/avr/avr-tables.opt: Regenerate.
5606 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5608 PR tree-optimization/50561
5609 * graphite-flattening.c (lst_project_loop): Do not
5610 remove old scattering dimensions after flattening.
5611 (lst_do_flatten): Likewise.
5613 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5615 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5616 __builtin_avr_map8, __builtin_avr_map16.
5617 Document __builtin_avr_insert_bits.
5619 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5620 (insert_bits): New insn.
5621 (adjust_len.map_bits): Rename to insert_bits.
5622 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5623 * avr-protos.h (avr_out_map_bits): Remove.
5624 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5625 * config/avr/constraints.md (Cxf,C0f): New.
5626 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5627 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5628 New built-in define __BUILTIN_AVR_INSERT_BITS.
5629 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5630 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5631 (avr_move_bits): Rewrite.
5632 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5634 (avr_map_op_t): New typedef.
5635 (avr_map_op): New static variable.
5636 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5637 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5638 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5639 (bdesc_3arg, avr_expand_triop_builtin): New.
5640 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5641 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5642 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5643 (avr_map_equal_p, avr_map_sig_p): Remove.
5644 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5645 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5646 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5647 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5648 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5649 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5651 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5653 * config/c6x/c6x.md (reserve_cycles): New attribute.
5654 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5655 don't reserve functional units after the branch occurs.
5657 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5660 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5661 functions into non-tm_pure functions.
5663 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5666 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5667 (iterative_hash_canonical_type): Likewise.
5668 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5671 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5673 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5674 sched-group insn, it either remains alone or the entire list is pruned.
5676 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5678 * doc/install.texi (Prerequisites): Fix grammar.
5679 (Configuration): Likewise.
5681 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5683 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5684 MPC as part of GCC before describing configuring with --with-gmp etc.
5685 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5686 sources are present.
5688 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5691 * dwarf2out.c (clone_tree_hash): New function.
5692 (copy_decls_walk): Use it instead of clone_tree.
5694 2012-02-14 Richard Guenther <rguenther@suse.de>
5696 PR tree-optimization/52244
5697 PR tree-optimization/51528
5698 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5699 replacements for integral types.
5701 2012-02-14 Walter Lee <walt@tilera.com>
5703 * config.gcc: Handle tilegx and tilepro.
5704 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5706 Add HAVE_AS_TLS check for tilegx and tilepro.
5707 * configure: Regenerate.
5708 * doc/contrib.texi: Add Mat Hostetter and self.
5709 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5710 Document instruction intrinsics and network accessing intrinsics.
5711 (TILEPro Built-in Functions): New node. Document instruction
5712 intrinsics and network accessing intrinsics.
5713 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5714 (Specific, tilepro-*-linux*): Likewise.
5715 * doc/invoke.texi (TILE-Gx Options): New section.
5716 (TILEPro Options): New section.
5717 * doc/md.texi (TILE-Gx): New section.
5718 (TILEPro): New section.
5719 * common/config/tilegx/tilegx-common.c: New file.
5720 * common/config/tilepro/tilepro-common.c: New file.
5721 * config/tilegx/constraints.md: New file.
5722 * config/tilegx/linux.h: New file.
5723 * config/tilegx/mul-tables.c: New file.
5724 * config/tilegx/predicates.md: New file.
5725 * config/tilegx/sync.md: New file.
5726 * config/tilegx/t-tilegx: New file.
5727 * config/tilegx/tilegx-builtins.h: New file.
5728 * config/tilegx/tilegx-c.c: New file.
5729 * config/tilegx/tilegx-generic.md: New file.
5730 * config/tilegx/tilegx-modes.def: New file.
5731 * config/tilegx/tilegx-multiply.h: New file.
5732 * config/tilegx/tilegx-protos.h: New file.
5733 * config/tilegx/tilegx.c: New file.
5734 * config/tilegx/tilegx.h: New file.
5735 * config/tilegx/tilegx.md: New file.
5736 * config/tilegx/tilegx.opt: New file.
5737 * config/tilepro/constraints.md: New file.
5738 * config/tilepro/gen-mul-tables.cc: New file.
5739 * config/tilepro/linux.h: New file.
5740 * config/tilepro/mul-tables.c: New file.
5741 * config/tilepro/predicates.md: New file.
5742 * config/tilepro/t-tilepro: New file.
5743 * config/tilepro/tilepro-builtins.h: New file.
5744 * config/tilepro/tilepro-c.c: New file.
5745 * config/tilepro/tilepro-generic.md: New file.
5746 * config/tilepro/tilepro-modes.def: New file.
5747 * config/tilepro/tilepro-multiply.h: New file.
5748 * config/tilepro/tilepro-protos.h: New file.
5749 * config/tilepro/tilepro.c: New file.
5750 * config/tilepro/tilepro.h: New file.
5751 * config/tilepro/tilepro.md: New file.
5752 * config/tilepro/tilepro.opt: New file.
5754 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5756 PR tree-optimization/52210
5757 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5758 vect_model_simple_cost with two entry vect_def_type array instead
5759 of an address of dt.
5761 2012-02-14 Richard Guenther <rguenther@suse.de>
5764 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5765 Do not stream DECL_QUALIFIER.
5766 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5767 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5768 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5770 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5773 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5776 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5779 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5780 * cselib.c (cselib_subst_to_values_from_insn): New function.
5781 * sched-deps.c (add_insn_mem_dependence,
5782 sched_analyze_1, sched_analyze_2): Use it.
5784 2012-02-13 Jan Hubicka <jh@suse.cz>
5787 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5789 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5791 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5792 (GTM_SELF_SPECS): Define if not already defined.
5793 (driver_self_specs): Add GTM_SELF_SPECS.
5794 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5795 (GTM_SELF_SPECS): Define.
5796 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5797 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5799 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5801 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5804 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5807 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5808 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5810 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5813 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5815 2012-02-13 Richard Guenther <rguenther@suse.de>
5817 PR translation/52211
5818 * passes.c (enable_disable_pass): Fix typo.
5820 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5823 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5824 XOR for reduce_bit_field if type is unsigned.
5826 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5828 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5829 disallow changes from SFmode to mode with different size in FP regs.
5831 2012-02-12 Robert Millan <rmh@gnu.org>
5832 Gerald Pfeifer <gerald@pfeifer.com>
5834 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5837 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5839 PR rtl-optimization/52175
5840 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5841 to frame-related instructions.
5843 2012-02-10 Jason Merrill <jason@redhat.com>
5846 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5847 (demangle_new_symbols): Fill it.
5848 (scan_linker_output): Walk it.
5849 (start_tweaking): Split out from scan_linker_output.
5850 (maybe_tweak): Update sym->chosen.
5851 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5853 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5856 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5858 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5860 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5861 having the same mode as previous compare.
5863 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5865 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5866 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5867 (nonlocal_goto_internal): Likewise.
5868 (nonlocal_goto): Emit a use and an indirect jump directly.
5870 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5873 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5874 __atomic_{is,always}_lock_free.
5876 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5879 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5880 negative constant address for x32.
5882 2012-02-10 Richard Henderson <rth@redhat.com>
5884 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5885 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5886 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5888 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5889 Ira Rosen <irar@il.ibm.com>
5891 PR tree-optimization/50031
5892 * targhooks.c (default_builtin_vectorization_cost): Handle
5894 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5895 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5896 all types of reduction and pattern statements.
5897 (vect_estimate_min_profitable_iters): Likewise.
5898 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5899 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5900 for explicit realigns.
5901 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5902 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5904 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5905 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5906 vec_perm for VSX and handle vec_promote_demote.
5908 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5911 * builtins.c (fold_builtin_atomic_always_lock_free,
5912 expand_builtin_atomic_always_lock_free,
5913 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5914 Return and/or test boolean_true_node/boolean_false_node instead of
5915 integer_one_node/integer_zero_node.
5917 2012-02-10 Jan Hubicka <jh@suse.cz>
5920 * predict.c (predict_paths_for_bb): Prevent looping.
5921 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5923 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5925 * config/arm/arm.c (output_move_double): In one case properly
5926 count number of instructions that will be emitted.
5928 2012-02-10 Richard Guenther <rguenther@suse.de>
5930 PR translation/52193
5931 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5933 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5936 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5938 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5941 * var-tracking.c (emit_note_insn_var_location): If
5942 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5943 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5944 non-NOTE_DURING_CALL_P insn.
5946 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5949 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5951 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5954 * gcc.c (switch_matches) Support switches with separated form,
5957 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5959 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5961 (RAMPZ_ADDR): Ditto.
5962 * config/avr/avr.c (avr_addr_t): New typedef.
5963 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5964 (avr_init_expanders): Initialize it.
5965 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5967 (expand_epilogue): Ditto.
5968 (avr_print_operand): Ditto.
5969 (avr_file_start): Ditto.
5970 (avr_emit_movmemhi): Ditto.
5972 2012-02-08 Richard Guenther <rguenther@suse.de>
5974 PR tree-optimization/46886
5975 * tree-flow.h (do_while_loop_p): Declare.
5976 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5977 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5979 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5981 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5982 always succeed for integers larger than a native word.
5984 2012-02-08 Richard Guenther <rguenther@suse.de>
5986 PR rtl-optimization/52170
5987 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5988 properly handle integer vector modes.
5990 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5992 PR gcov-profile/52150
5993 * coverage.c: Include target.h.
5994 (build_var): Call targetm.strip_name_encoding on the assembler name.
5995 Change one _ into . or $ if the target allows it.
5996 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5998 PR rtl-optimization/52139
5999 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6000 is a BARRIER after emit_insn_after_noloc, move BB_END
6001 to the last non-BARRIER insn before it.
6003 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6006 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6007 (mips_gimplify_va_arg_expr): Call it instead of
6008 std_gimplify_va_arg_expr.
6010 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6012 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6013 message for -mno-pointers-to-nested-function.
6015 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6018 * expr.c (get_inner_reference): If there is an offset, add a negative
6019 bit position to it (if any).
6021 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6023 PR rtl-optimization/52060
6024 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6025 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6026 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6027 and/or i0src_copy2 when needed.
6029 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6031 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6032 or LTOPLUGINSONAME if have_c.
6034 * config/freebsd-spec.h: Add comment about what macros can be defined
6036 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6037 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6040 2012-02-07 Richard Guenther <rguenther@suse.de>
6042 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6043 newline in -alias dumps.
6045 2012-02-07 Kai Tietz <ktietz@redhat.com>
6046 Dave Korn <dave.korn.cygwin@gmail.com>
6049 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6050 Take care that typinfo gets dllexport-attribute.
6052 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6055 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6056 if modifier < EXPAND_SUM call force_operand on the result.
6058 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6060 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6061 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6063 (epiphany_function_type): Replace types for specific interrupts with
6064 EPIPHANY_FUNCTION_INTERRUPT.
6065 (EPIPHANY_INTERRUPT_P): Update.
6066 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6067 New static function.
6068 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6069 <disinterrupt>: Affects type identity.
6070 (epiphany_handle_interrupt_attribute): Handle variable number of
6072 (epiphany_compute_function_type): Update for new
6073 epiphany_function_type definition.
6074 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6075 handlers with a longcall forwarder.
6076 (epiphany_start_function): Handle multiple interrupt arguments and/or
6077 forwarder_section attribute.
6079 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6082 2012-02-07 Alan Modra <amodra@gmail.com>
6085 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6088 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6090 PR tree-optimization/50969
6091 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6092 use vec_perm rather than vector_stmt.
6093 (vect_model_load_cost): Likewise.
6094 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6095 vec_perm to be the same as other vector statements.
6096 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6097 cost of vec_perm for TARGET_VSX.
6099 2012-02-06 Richard Guenther <rguenther@suse.de>
6101 PR tree-optimization/52115
6102 * tree-sra.c (access_has_replacements_p): New function.
6103 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6105 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6108 * trans-mem.c (expand_call_tm): Add an assertion.
6109 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6112 2012-02-06 Richard Guenther <rguenther@suse.de>
6114 PR tree-optimization/50955
6115 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6116 raise cost of expressions that replace an address with an
6117 expression based on a different pointer.
6119 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6122 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6123 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6125 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6128 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6129 -Weffc++ and specify guidelines come from second edition.
6131 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6133 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6134 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6135 (call_direct_split, call_value_split, call_value_internal_direct)
6136 (call_value_direct_split, call_value_multiple_split): Use jal and
6137 jal_macro attributes.
6139 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6141 * reload1.c (reload_regs_reach_end_p): Replace with...
6142 (reload_reg_rtx_reaches_end_p): ...this function.
6143 (new_spill_reg_store): Update commentary.
6144 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6145 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6146 before setting new_spill_reg_store.
6147 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6148 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6149 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6150 for non-spill reload registers.
6152 2012-02-05 Ira Rosen <irar@il.ibm.com>
6154 PR tree-optimization/52091
6155 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6156 (vect_is_simple_use_1): Likewise.
6157 * tree-vect-loop.c (vectorizable_reduction): Update calls
6158 to vect_is_simple_use_1 and vect_is_simple_use.
6159 (vectorizable_live_operation): Likewise.
6160 * tree-vect-patterns.c (widened_name_p,
6161 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6162 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6163 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6164 vectorizable_shift,vectorizable_operation, vectorizable_store,
6165 vectorizable_load): Likewise.
6166 (vect_is_simple_cond): Add an argument, pass it to
6167 vect_is_simple_use_1.
6168 (vectorizable_condition): Update calls to vect_is_simple_cond,
6170 (vect_is_simple_use): Add an argument, the statement in which
6171 OPERAND is used. Check that if OPERAND's def stmt is a double
6172 reduction phi node, the use is a phi node too.
6173 (vect_is_simple_use_1): Add an argument, pass it to
6175 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6176 to vect_is_simple_use.
6178 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6180 PR rtl-optimization/52095
6181 * modulo-sched.c (dump_insn_locator): New function.
6182 (loop_canon_p, sms_schedule): Use it.
6184 PR rtl-optimization/52113
6185 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6186 even for decomposable shift/zext insns.
6188 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6189 Zdenek Dvorak <ook@ucw.cz>
6191 PR rtl-optimization/52092
6192 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6193 on get_iv_value result.
6195 2012-02-02 Andrew Pinski <apinski@cavium.com>
6199 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6201 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6204 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6206 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6208 PR rtl-optimization/49800
6209 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6210 (sched_finish): Call regstat_free_n_sets_and_refs.
6212 2012-02-02 Jia Liu <proljc@gmail.com>
6214 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6217 2012-02-02 Jan Hubicka <jh@suse.cz>
6218 Tom de Vries <tom@codesourcery.com>
6221 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6222 * varpool.c (varpool_analyze_pending_decls): Likewise.
6224 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6225 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6227 * config.gcc: Add cr16-* support.
6229 * doc/extend.texi: Document cr16 extensions.
6230 * doc/install.texi: Document cr16 install.
6231 * doc/invoke.texi: Document cr16 options.
6232 * doc/md.texi: Document cr16 constraints.
6234 * common/config/cr16/cr16-common.c: New file.
6235 * config/cr16/cr16.c: New file.
6236 * config/cr16/cr16.h: New file.
6237 * config/cr16/cr16.md: New file.
6238 * config/cr16/cr16.opt: New file.
6239 * config/cr16/cr16-protos.h: New file.
6240 * config/cr16/predicates.md: New file.
6241 * config/cr16/constraints.md: New file.
6242 * config/cr16/t-cr16: New file.
6244 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6247 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6248 that operands[2] is either immediate, or q_regs_operand.
6250 PR tree-optimization/52073
6251 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6252 a pattern stmt for pattern uses, ignore uses outside of the loop.
6254 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6256 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6257 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6258 (OUT_AS1, OUT_AS2): Remove.
6260 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6262 PR rtl-optimization/51374
6263 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6264 to cross other volatile_refs_p insns.
6266 2012-02-01 Richard Guenther <rguenther@suse.de>
6268 * doc/invoke.texi (fno-inline): Clarify documentation.
6269 (finline-small-functions): Likewise.
6270 (finline-functions): Likewise.
6271 * common.opt (finline): Adjust comment and documentation.
6272 (finline-small-functions): Clarify documentation.
6273 (finline-functions): Likewise.
6274 (finline-functions-called-once): Likewise.
6276 2012-02-01 Tristan Gingold <gingold@adacore.com>
6278 * c-typeck.c (composite_type): Keep mode for pointers.
6280 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6282 * function.h (regno_reg_rtx): Adjust comment.
6283 * reginfo.c (init_reg_modes_target): Only use the previous mode
6284 if it fits within one register. Remove MIPS comment.
6286 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6289 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6291 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6293 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6294 to srak instruction.
6296 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6298 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6300 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6305 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6307 2012-01-31 Richard Guenther <rguenther@suse.de>
6309 PR tree-optimization/51528
6310 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6313 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6318 * ree.c (add_removable_extension): Change def_map argument
6319 to unsigned *, store in def_map 1 + offset into *insn_list vector
6320 instead of pointers into the vector.
6321 (find_removable_extensions): Adjust caller.
6323 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6325 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6326 Transform all "* quoted-c-code" to { c-code }.
6327 Remove redundant test for "optimize" in combine patterns.
6328 Move (include "avr-dimode.md") to end of file.
6330 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6333 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6334 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6336 2012-01-30 Richard Guenther <rguenther@suse.de>
6338 PR tree-optimization/52028
6339 * tree-loop-distribution.c (ldist_gen): Properly update
6342 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6345 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6346 set_cur_line_info_table if not emitting debug info.
6348 PR tree-optimization/52046
6349 * tree-vect-patterns.c (check_bool_pattern): Give up if
6350 a comparison could throw.
6353 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6355 2012-01-30 Richard Guenther <rguenther@suse.de>
6357 PR tree-optimization/52045
6358 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6359 SSA form if cfgcleanup did anything.
6361 2012-01-30 Richard Guenther <rguenther@suse.de>
6363 PR tree-optimization/52045
6364 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6365 before computing final todo.
6367 2012-01-30 Richard Guenther <rguenther@suse.de>
6369 PR tree-optimization/51528
6370 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6373 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6375 * df-problems.c (df_kill_notes): Check that the use refers
6376 to the note under examination.
6378 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6381 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6382 parameter and use short-lived pseudos.
6383 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6384 (sparc_expand_vector_init): Const-ify local variables and adjust
6385 calls to above functions.
6387 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6389 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6391 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6393 * doc/invoke.texi: Make usage of "compile time" and
6394 "run time"/"runtime" consistent throughout the file.
6396 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6398 * config/alpha/alpha.c (alpha_option_override): Default to
6399 full IEEE compliance mode for Go language.
6401 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6403 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6404 (LINK_SSP_SPEC): Define.
6406 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6409 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6412 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6414 * doc/invoke.texi: Correct hyphenation of "floating point",
6415 "double precision", and related terminology throughout the file.
6417 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6420 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6421 arm_general_register_operand predicate for operand 2 instead of
6424 2012-01-27 Ian Lance Taylor <iant@google.com>
6427 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6428 * builtins.c (expand_builtin_init_trampoline): Add onstack
6429 parameter. Change caller.
6430 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6431 * tree.c (build_common_builtin_nodes): Declare
6432 __builtin_init_heap_trampoline.
6434 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6436 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6437 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6438 * config/avr/avr.c: Ditto.
6439 (avr_regnames): Remove because unused.
6440 * config/avr/avr.md (*cpse.ne): New peephole.
6441 (*cpse.eq): New peephole from former cpse peepholes.
6443 2012-01-27 Michael Eager <eager@eagercon.com>
6445 * config/microblaze.c (microblaze_emit_compare): Correct
6446 test after pcmp instruction.
6448 2012-01-27 Richard Guenther <rguenther@suse.de>
6450 PR tree-optimization/52020
6451 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6453 2012-01-27 Richard Guenther <rguenther@suse.de>
6455 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6456 function non-const/pure.
6458 2012-01-27 Richard Guenther <rguenther@suse.de>
6460 PR tree-optimization/50444
6461 * tree-sra.c (build_ref_for_offset): Properly adjust the
6462 MEM_REF type for unaligned accesses.
6464 2012-01-27 Richard Guenther <rguenther@suse.de>
6466 PR tree-optimization/50444
6467 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6468 (expand_assignment): Use it. Properly handle misaligned
6469 bases when expanding stores to component references.
6470 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6473 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6476 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6477 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6478 * tree-data-ref.c (find_data_references_in_loop): Make static.
6479 (compute_all_dependences): Change return type to bool. Bail out
6480 for too many datarefs in a loop. Move the hunk resetting the data
6481 dependences vector from ...
6482 (compute_data_dependences_for_loop): ... here. Account for
6483 compute_all_dependences returning false.
6484 (compute_data_dependences_for_bb): Likewise.
6485 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6486 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6488 2012-01-27 Richard Guenther <rguenther@suse.de>
6491 * expr.c (store_field): Use the alias-set of the scratch memory
6494 2012-01-27 Tom de Vries <tom@codesourcery.com>
6496 PR tree-optimization/51990
6497 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6499 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6501 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6504 * var-tracking.c (reverse_op): Don't add any reverse operation
6505 if V already has any constant locations.
6507 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6509 * doc/invoke.texi: Correct usage of "command line" (noun)
6510 vs "command-line" (adjective) throughout.
6512 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6514 * doc/invoke.texi (Language Independent Options): Move
6515 -Wcoverage-mismatch blurb from here....
6516 (Warning Options): ...to here.
6518 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6520 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6521 Set rs6000_always_hint to false for 476.
6523 2012-01-27 Matthias Klose <doko@ubuntu.com>
6525 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6527 * incpath.c (add_standard_paths): Likewise.
6529 2012-01-27 Richard Henderson <rth@redhat.com>
6531 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6532 * config/m68k/sync.md (atomic_test_and_set): Rename from
6533 sync_test_and_setqi and adjust the operands.
6534 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6535 and unconditionally enable.
6537 2012-01-27 Richard Henderson <rth@redhat.com>
6539 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6540 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6541 (ldstub): Rename from ldstubqi.
6542 (ldstub<I24MODE>): Remove.
6544 2012-01-27 Richard Henderson <rth@redhat.com>
6546 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6547 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6548 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6549 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6550 * doc/tm.texi: Rebuild.
6552 2012-01-27 Richard Henderson <rth@redhat.com>
6554 * optabs.c (gen_atomic_test_and_set): Remove default.
6555 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6557 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6559 PR rtl-optimization/51978
6560 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6561 (combine_reaching_defs): Likewise.
6562 (struct re_info): Remove.
6563 (add_removable_extension): Remove x and data arguments,
6564 add insn, insn_list and def_map. Use the arguments directly
6565 instead of using struct re_info.
6566 (find_removable_extensions): Don't call add_removable_extension
6567 through note_stores, instead just call it with single_set
6569 (find_and_remove_re): Pass curr_cand->expr instead of
6570 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6572 2012-01-26 Michael Matz <matz@suse.de>
6574 PR tree-optimization/46590
6575 * cfgexpand.c: Revert last change (r183305).
6576 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6578 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6579 checking for emptiness.
6581 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6584 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6585 non-addressable non-BLKmode base correctly.
6587 2012-01-26 Michael Matz <matz@suse.de>
6589 PR tree-optimization/48794
6590 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6591 regions referenced from RESX/EH_DISPATCH.
6593 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6595 * config/s390/s390.h: Make BRANCH_COST an option.
6596 * config/s390/s390.opt: New option -mbranch-cost.
6598 2012-01-26 Richard Henderson <rth@redhat.com>
6600 Revert 2012-01-24 change:
6601 * trans-mem.c (requires_barrier): Do not instrument thread local
6602 variables and emit save/restore for them.
6604 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6607 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6610 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6612 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6615 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6618 Rename __pgm to __flash.
6619 Rename __pgm1 to __flash1.
6620 Rename __pgm2 to __flash2.
6621 Rename __pgm3 to __flash3.
6622 Rename __pgm4 to __flash4.
6623 Rename __pgm5 to __flash5.
6624 Rename __pgmx to __memx.
6625 * doc/extend.texi (AVR Named Address Spaces)
6626 Rename address space names as indicated above.
6627 * config/avr/avr.c (avr_addrspace): Ditto.
6629 * config/avr/avr-protos.h
6630 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6631 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6632 * config/avr/predicates.md: Ditto.
6633 * config/avr/avr.c Ditto, and
6634 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6635 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6637 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6638 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6639 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6640 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6641 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6642 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6643 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6644 * config/avr/avr.c: Ditto.
6645 * config/avr/avr.md: Ditto.
6647 2012-01-25 Jason Merrill <jason@redhat.com>
6650 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6652 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6654 PR tree-optimization/51987
6655 * tree-data-ref.c (get_references_in_stmt): Handle references in
6656 non-volatile GIMPLE_ASM.
6658 2012-01-25 Richard Guenther <rguenther@suse.de>
6660 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6661 bases are dereferenced.
6663 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6665 PR rtl-optimization/48374
6666 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6668 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6670 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6671 compute_data_dependences_for_loop returns false.
6672 * tree-parloops.c (loop_parallel_p): Likewise.
6674 2012-01-25 Richard Guenther <rguenther@suse.de>
6676 * tree.h (get_pointer_alignment_1): Declare.
6677 * builtins.c (get_pointer_alignment_1): New function.
6678 (get_pointer_alignment): Use it.
6680 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6682 PR rtl-optimization/48308
6683 * combine.c (enum undo_kind): Add UNDO_LINKS.
6684 (struct undo): Add member l to other_contents and where.
6685 (do_SUBST_LINK): New.
6687 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6688 (undo_all): Handle UNDO_LINKS.
6690 2012-01-25 Richard Henderson <rth@redhat.com>
6692 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6695 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6697 * optabs.c (gen_atomic_test_and_set): Use each argument.
6699 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6701 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6702 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6703 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6704 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6705 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6706 TARGET_PAIRED_SINGLE_FLOAT.
6708 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6710 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6711 (in_struct, return_val): Remove MEM documentation.
6712 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6713 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6714 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6716 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6717 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6718 * expr.c (store_field): Likewise.
6719 * function.c (assign_stack_temp_for_type): Likewise.
6720 * ifcvt.c (noce_try_cmove_arith): Likewise.
6721 * reload1.c (reload): Likewise.
6722 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6723 (alpha_set_memflags): Likewise.
6724 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6726 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6728 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6730 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6731 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6732 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6734 * cselib.c (cselib_rtx_varies_p): Delete.
6735 (cselib_invalidate_mem): Update call to canon_true_dependence.
6736 * dse.c (record_store, check_mem_read_rtx): Likewise.
6737 (scan_reads_nospill): Likewise.
6738 * cse.c (check_dependence): Likewise.
6739 (cse_rtx_varies_p): Delete.
6740 * expr.c (safe_from_p): Update call to true_dependence.
6741 * ira.c (validate_equiv_mem_from_store): Likewise.
6742 (memref_referenced_p): Likewise.
6743 * postreload-gcse.c (find_mem_conflicts): Likewise.
6744 * sched-deps.c (sched_analyze_2): Likewise.
6745 * store-motion.c (load_kills_store): Likewise.
6746 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6747 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6748 (compute_transp): Update call to canon_true_dependence.
6750 2012-01-25 Richard Henderson <rth@redhat.com>
6752 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6753 (maybe_emit_atomic_test_and_set): New.
6754 (expand_sync_lock_test_and_set): Use it.
6755 (expand_atomic_test_and_set): Likewise.
6756 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6757 the implementation; clarify implementation defined details.
6758 * doc/md.texi (atomic_test_and_set): Document.
6760 2012-01-25 Richard Henderson <rth@redhat.com>
6762 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6764 2012-01-25 Richard Henderson <rth@redhat.com>
6767 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6768 to effect no-op split.
6770 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6773 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6774 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6775 (BT_FN_VOID_PTR_INT_SIZE): New.
6776 (BT_FN_UINT_UINT_VAR): Remove.
6777 (BT_FN_UINT32_UINT32_VAR): New.
6778 (BT_FN_DOUBLE_VPTR): Remove.
6779 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6781 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6782 (_ITM_changeTransactionMode): Same.
6783 (_ITM_memmoveRtWt): Change return type to void.
6784 (_ITM_memcpyRtWt): Same.
6785 (_ITM_memsetW): Same.
6786 (_ITM_RaRD): Change types to double.
6791 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6793 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6794 Patrick Marlier <patrick.marlier@gmail.com>
6796 * trans-mem.c (requires_barrier): Do not instrument thread local
6797 variables and emit save/restore for them.
6799 2012-01-24 Jason Merrill <jason@redhat.com>
6802 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6803 output static aliases.
6805 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6808 * common.opt (-pie, -shared, pie, shared): Change from Common to
6810 * gcc.c (display_help): Display help for -pie and -shared.
6812 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6815 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6816 Remove note on size/offset limitation.
6817 (AVR Variable Attributes): Add example how to read data located
6818 with progmem. Refer to named address spaces.
6819 * doc/invoke.texi (AVR Options): Fix typo.
6821 2012-01-24 Richard Guenther <rguenther@suse.de>
6823 Forward-port to trunk
6824 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6827 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6828 op0 isn't sufficiently aligned and there is movmisalignM
6829 insn for mode, use it to load op0 into a temporary register.
6831 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6834 * target.def (const_not_ok_for_debug_p): New hook.
6835 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6837 * doc/tm.texi: Regenerated.
6838 * dwarf2out.c (const_ok_for_output_1): If
6839 targetm.const_not_ok_for_debug_p returns true, fail.
6840 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6842 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6844 2012-01-23 Kai Tietz <ktietz@redhat.com>
6847 * config/i386/predicates.md (symbolic_operand): Allow
6848 UNSPEC_PCREL as PIC expression for lea.
6849 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6850 * config/i386/i386.c (ix86_delegitimize_address): Handle
6851 UNSPEC_PCREL for none-MEM, too.
6853 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6855 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6856 (ipa_tm_create_version_alias): Same.
6858 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6861 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6862 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6864 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6865 Patrick Marlier <patrick.marlier@gmail.com>
6866 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6869 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6870 simple_object_start_read.
6872 2012-01-23 Richard Guenther <rguenther@suse.de>
6875 PR tree-optimization/51895
6876 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6877 parameter decomposition into BLKmode components.
6879 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6881 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6882 fake variables for restrict-qualified pointers whose pointed-to type
6883 contains a placeholder.
6885 2012-01-23 Richard Guenther <rguenther@suse.de>
6887 PR tree-optimization/51949
6888 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6890 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6892 PR rtl-optimization/51933
6893 * ree.c (transform_ifelse): Return true right away if dstreg is
6894 already wider or equal to cand->mode.
6895 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6896 (make_defs_and_copies_lists): Remove defs_list and copies_list
6897 arguments, add state argument, just truncate state->work_list
6898 instead of always allocating and freeing the vector. Assert that
6899 get_defs succeeds instead of returning 2. Changed return type to bool.
6900 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6901 have ext_src_mode, see if it has been modified already with the
6902 right kind of extension and has been extended before from the
6903 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6904 just return true. Remember the original mode in state->modified array.
6905 (combine_reaching_defs): Add state argument. Don't allocate and
6906 free here def_list, copied_list and vec vectors, instead just
6907 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6908 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6909 Add state variable, clear vectors in it, initialize state.modified
6910 if needed. Free all the vectors at the end and state.modified too.
6911 Don't skip a candidate if the extension expression has been modified.
6913 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6916 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6917 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6918 (extra_options) interix.opt -> i386/interix.opt"
6919 (extra_objs):Add winnt-stubs.o
6920 * configure.ac: Add interix to target_os .comm on PE check.
6921 * configure: Regenerate.
6922 * config/interix3.h: Delete and move bits to..
6923 * config/interix.h: Delete and move bits to..
6924 * config/i386/i386-interix3.h: Delete and move bits to..
6925 * config/i386/i386-interix.h: ..here.
6926 (TARGET_CPU_DEFAULT): Remove redefinition.
6927 (TARGET_ASM_CONSTRUCTOR): Undefine.
6928 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6929 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6930 (PTRDIFF_TYPE): Define.
6931 (LONG_DOUBLE_TYPE_SIZE): Define.
6932 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6933 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6934 (TARGET_SECTION_TYPE_FLAGS): Define.
6935 (ASM_DECLARE_FUNCTION_NAME): Define.
6936 (ASM_OUTPUT_EXTERNAL): Define.
6937 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6938 (ASM_OUTPUT_ALIGNED_BSS): Define.
6939 (PCC_BITFIELD_TYPE_MATTERS): Define.
6940 (USE_CONST_SECTION): Define.
6941 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6942 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6943 (SUPPORTS_ONE_ONLY): Remove.
6944 (I386_PE_STRIP_ENCODING): Define.
6945 * config/interix.opt: Delete and move bits to..
6946 * config/i386/interix.opt: ..here. New.
6947 (mpe-aligned-commons): Add.
6948 * config/i386/t-interix: Add copyright header.
6949 (winnt-stubs.o): Add rule.
6951 2012-01-22 Jason Merrill <jason@redhat.com>
6954 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6955 for extra name aliases.
6957 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6959 PR rtl-optimization/51924
6960 * ree.c (combine_set_extension): Improve debugging message.
6961 (combine_reaching_defs): Likewise.
6962 (get_defs): Rename confusingly named variable.
6963 (find_and_remove_re): Skip a candidate if the extension expression has
6966 2012-01-21 Robert Millan <rmh@gnu.org>
6967 Gerald Pfeifer <gerald@pfeifer.com>
6969 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6970 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6972 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6974 PR tree-optimization/51914
6975 * tree-vect-stmts.c (vectorizable_conversion): For
6976 cvt_type && modifier == WIDEN, put temporary with cvt_type
6977 at the beginning of vec_dsts and set vec_dest to temporary
6980 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6982 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6984 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6986 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6987 * config/rs6000/rs6000.c: Likewise.
6989 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6992 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6993 output_move_double on a copy of operands array.
6995 2012-01-20 Cary Coutant <ccoutant@google.com>
6996 Dodji Seketeli <dodji@redhat.com>
6999 * dwarf2out.c (copy_declaration_context): Return ref to parent
7000 of declaration DIE, if necessary.
7001 (remove_child_or_replace_with_skeleton): Add new parameter; update
7002 caller. Place skeleton DIE under parent DIE of original declaration.
7003 Move call to copy_declaration_context to here ...
7004 (break_out_comdat_types): ... from here.
7006 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7008 PR rtl-optimization/51856
7009 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7012 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7015 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7016 hints for neon loads and stores.
7018 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7022 * doc/extend.texi (Named Address Spaces): Split into subsections.
7023 (AVR Named Address Spaces): New subsection.
7024 (M32C Named Address Spaces): New subsection.
7025 (RL78 Named Address Spaces): New subsection.
7026 (SPU Named Address Spaces): New subsection.
7027 (Variable Attributes): New anchor "AVR Variable Attributes".
7028 (AVR Variable Attributes): Rewrite and avoid wording
7029 "address space" in this context.
7030 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7031 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7032 (AVR Built-in Macros): New subsubsection therein.
7033 * doc/md.texi (AVR constraints): Remove "C04", "R".
7035 2012-01-20 Richard Guenther <rguenther@suse.de>
7037 PR tree-optimization/51903
7038 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7039 when removing stmts.
7041 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7044 * config/arm/arm.c (arm_load_pic_register): Use
7045 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7046 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7047 (arm_pic_static_addr): Likewise.
7048 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7049 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7050 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7051 (pic_load_addr_unified): New.
7053 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7056 * function.c (instantiate_virtual_regs_in_insn): Use
7057 delete_insn_and_edges when removing a wrong asm insn.
7059 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7061 PR rtl-optimization/40761
7062 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7063 Add new member loop_num.
7064 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7065 (ira_build): Remove the parameter.
7067 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7068 (ira.c): Do not build CFG loops for one region allocation. Remove
7069 argument from ira_build call.
7071 * ira-build.c (init_loop_tree_node): New function.
7072 (create_loop_tree_nodes): Use it. Separate the case when CFG
7073 loops are not built.
7074 (more_one_region_p): Check current_loops.
7075 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7077 (add_loop_to_tree): Process loop equal to NULL too.
7078 (form_loop_tree): Separate the case when CFG loops are not built.
7079 Use explicitly number for the root.
7080 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7082 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7083 instead of loop->num.
7084 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7085 (mark_all_loops_for_removal): Ditto.
7086 (remove_unnecessary_regions): Separate the case when CFG loops
7088 (ira_build): Remove the parameter. Use explicit number of regions
7089 when CFG loops are not built.
7091 * ira-color.c (print_loop_title): Separate the case for the root node.
7092 Use loop_num instead of loop->num.
7093 (move_spill_restore): Use loop_num instead of loop->num.
7095 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7096 (change_loop): Ditto.
7097 (change_loop): Use loop_num instead of loop->num.
7099 * ira-lives.c (process_bb_node_lives): Ditto.
7101 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7103 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7105 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7108 * tree-mudflap.c (mf_artificial): New function.
7109 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7110 mx_register_decls, mudflap_enqueue_decl): Use it.
7113 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7114 numbers in the insn pattern.
7116 2012-01-19 Michael Matz <matz@suse.de>
7118 PR tree-optimization/46590
7119 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7120 use it in remembering which conflicts we already created.
7121 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7124 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7127 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7128 (merge_and_complain): Same.
7130 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7133 * config/initfini-array.h: Guard content of the header
7134 with #ifdef HAVE_INITFINI_ARRAY.
7135 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7136 Add initfini-array.h to tm_file here.
7137 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7138 * config.gcc: Don't add initfini-array.h to tm_file here.
7139 * configure: Regenerated.
7141 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7143 PR rtl-optimization/51505
7144 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7145 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7146 (df_note_bb_compute): Update the call to df_kill_notes.
7148 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7150 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7152 2012-01-18 Richard Guenther <rguenther@suse.de>
7154 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7155 of conversions to void *.
7157 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7158 Richard Sandiford <rdsandiford@googlemail.com>
7162 * optabs.h (simplify_expand_binop): Declare.
7163 * optabs.c (simplify_expand_binop): Make global.
7164 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7165 endian targets if the source cannot be exactly covered by word
7168 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7171 * hard-reg-set.h (struct hard_reg_set_container): New type.
7172 * target.h (struct hard_reg_set_container): Forward declare.
7173 * target.def (set_up_by_prologue): New target hook.
7174 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7175 * doc/tm.texi: Regenerated.
7176 * function.c (thread_prologue_and_epilogue_insns): Change
7177 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7178 Call targetm.set_up_by_prologue on it.
7179 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7180 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7182 2012-01-17 Nick Clifton <nickc@redhat.com>
7184 * config/rx/rx.c (rx_can_use_simple_return): New function.
7185 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7186 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7188 2012-01-17 Richard Guenther <rguenther@suse.de>
7191 * expr.c (expand_assignment): Take address-space information
7192 from the address operand of MEM_REF and TARGET_MEM_REF.
7193 (expand_expr_real_1): Likewise.
7195 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7197 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7198 reload dump is requested.
7200 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7203 * trans-mem.c (requires_barrier): Call may_be_aliased.
7205 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7207 PR tree-optimization/51877
7208 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7209 call arguments and fndecls compare equal, instead return false if they
7210 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7211 both SSA_NAMEs that are valueized the same, or they satisfy
7214 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7216 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7218 * configure: Regenerate.
7220 2012-01-16 Jan Hubicka <jh@suse.cz>
7224 * convert.c (convert_to_integer): Use fold_convert for
7225 converting an INTEGER_CST to integer type.
7227 2012-01-16 Jason Merrill <jason@redhat.com>
7230 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7232 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7235 * config/s390/s390.c (s390_chunkify_start): Don't skip
7236 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7237 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7238 If insn is followed by NOTE_INSN_VAR_LOCATION or
7239 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7240 Don't use location of note insns.
7242 PR tree-optimization/51865
7243 * tree-inline.c (tree_function_versioning): Call remap_decl
7244 on DECL_RESULT whenever it has VOID_TYPE_P type.
7246 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7248 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7249 for calls to locally-binding MIPS16 functions if only the return
7250 type uses float regs.
7252 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7253 Richard Sandiford <rdsandiford@googlemail.com>
7255 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7256 (SYMBOL_32_HIGH): Likewise.
7257 (mips_output_tls_reloc_directive): Declare.
7258 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7259 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7260 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7261 (mips_lo_relocs, mips_hi_relocs): Make extern.
7262 (mips16_stub_function): Move up file.
7263 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7264 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7265 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7266 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7267 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7268 (mips_get_tp): Add MIPS16 support.
7269 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7270 Generalize DTPREL and TPREL handling.
7271 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7272 Add MIPS16 TLS support.
7273 (mips_output_tls_reloc_directive): New function.
7274 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7275 * config/mips/predicates.md (symbolic_operand_with_high)
7276 (tls_reloc_operand): New predicates.
7277 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7278 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7279 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7280 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7281 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7282 (*tls_get_tp_mips16_call_<mode>): Likewise.
7284 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7286 PR rtl-optimization/51821
7287 * recog.c (peep2_find_free_register): Determine clobbered registers
7290 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7293 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7294 * config/avr/avr.c: Likewise.
7295 * config/avr/avr.h: Likewise.
7297 2012-01-13 Ian Lance Taylor <iant@google.com>
7300 * tree.h (TYPE_QUALS): Add cast to int.
7301 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7303 2012-01-13 Ian Lance Taylor <iant@google.com>
7305 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7306 comparing param_index to VEC_length result.
7308 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7310 * c-decl.c: Do not include tree-mudflap.h
7311 * tree-optimize.c: Likewise.
7312 * Makefile.in: Update dependencies.
7314 2012-01-13 Richard Guenther <rguenther@suse.de>
7317 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7318 variable-sized result always use RSO.
7320 2012-01-12 DJ Delorie <dj@redhat.com>
7322 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7323 pointer type, not just the default pointer type.
7325 2012-01-09 Richard Henderson <rth@redhat.com>
7326 Denis Chertykov <chertykov@gmail.com>
7329 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7330 * config/avr/avr.c (avr_can_eliminate): Simplify.
7331 (avr_initial_elimination_offset): Likewise.
7332 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7333 (expand_epilogue): Likewise.
7334 (avr_legitimize_address): Gut.
7335 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7336 (avr_hard_regno_nregs): New.
7337 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7338 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7339 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7340 add soft frame pointer.
7341 (CALL_USED_REGISTERS): Likewise.
7342 (REG_CLASS_CONTENTS): Likewise.
7343 (REGISTER_NAMES): Likewise.
7344 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7345 (HARD_FRAME_POINTER_REGNUM): New.
7346 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7347 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7348 remove the HARD_FRAME_POINTER self-elimination.
7350 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7353 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7354 DECL_EXTERNAL when checking for initializers of progmem variables.
7356 2012-01-12 Ira Rosen <irar@il.ibm.com>
7358 PR tree-optimization/51799
7359 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7360 that the last operation is a type demotion.
7362 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7364 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7365 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7367 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7370 * combine.c (distribute_notes): If i3 is a noreturn call,
7371 allow old_size to be equal to args_size and make sure the
7372 noreturn call gets REG_ARGS_SIZE note.
7373 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7374 on noreturn calls even when the delta is 0.
7376 2012-01-11 Nathan Sidwell <nathan@acm.org>
7378 * gcov.c (STRING_SIZE): Remove.
7379 (generate_results): Erase annotations for source files with no
7380 coverage information.
7382 (output_lines): Use it.
7384 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7386 * gimple.h (gimplify_body): Remove first argument.
7387 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7388 pointer set here, instead just pass DATA to walk_tree.
7389 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7390 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7391 (unvisit_body): Likewise, but with unmark_visited.
7392 (gimplify_body): Remove BODY_P argument and adjust.
7393 (gimplify_function_tree): Adjust call to gimplify_body.
7394 * omp-low.c (finalize_task_copyfn): Likewise.
7396 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7398 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7399 (build_function_type_skip_args): Delete.
7400 * tree.c (build_function_type_skip_args): Make static and add
7401 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7402 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7403 pass it to build_function_type_skip_args.
7404 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7405 (tree_function_versioning): Likewise.
7406 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7407 build_function_decl_skip_args.
7408 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7409 and pass it to build_function_decl_skip_args/tree_function_versioning.
7410 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7411 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7412 * trans-mem.c (ipa_tm_create_version): Likewise.
7413 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7414 * tree-inline.c (declare_return_variable): Remove always-true test.
7415 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7416 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7417 * ipa-split.c (split_function): Skip the return value for the split
7418 part if it doesn't return.
7420 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7422 PR tree-optimization/49642
7423 * ipa-split.c (forbidden_dominators): New variable.
7424 (check_forbidden_calls): New function.
7425 (dominated_by_forbidden): Likewise.
7426 (consider_split): Check for forbidden dominators.
7427 (execute_split_functions): Initialize and free forbidden
7428 dominators info; call check_forbidden_calls.
7430 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7432 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7434 2012-01-11 Nick Clifton <nickc@redhat.com>
7436 * config/rx/rx.md (return): Define pattern.
7438 2012-01-11 Richard Guenther <rguenther@suse.de>
7440 * doc/extend.texi (malloc attribute): Adjust according to
7443 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7444 Patrick Marlier <patrick.marlier@gmail.com>
7447 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7448 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7449 (ipa_tm_note_irrevocable): Same.
7450 (ipa_tm_scan_irr_block): Same.
7451 (ipa_tm_decrement_clone_counts): Same.
7452 (ipa_tm_scan_irr_function): Same.
7453 (ipa_tm_create_version_alias): Same.
7454 (ipa_tm_create_version): Same.
7455 (ipa_tm_transform_calls_redirect): Same.
7456 (ipa_tm_transform_calls): Same.
7457 (ipa_tm_transform_transaction): Same.
7458 (ipa_tm_execute): Same.
7460 2012-01-10 Richard Guenther <rguenther@suse.de>
7463 * opts.c (common_handle_option): Handle -Werror.
7465 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7467 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7470 2012-01-10 Jason Merrill <jason@redhat.com>
7472 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7475 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7477 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7478 supports R_386_TLS_GD_PLT reloc.
7479 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7480 supports R_386_TLS_LDM_PLT reloc.
7481 * configure: Regenerate.
7482 * config.in: Regenerate.
7484 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7487 Extend __pgmx semantics to linearize memory.
7488 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7489 determine if code comes inline or from libgcc.
7490 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7491 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7492 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7493 (movmemx_qi, movmemx_hi): New insns.
7494 (xload_<mode>_libgcc): Rewrite to new insn condition.
7495 (xload_<mode>): Remove insns.
7496 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7497 cases that don't satisfy avr_xload_libgcc_p().
7498 (avr_addr_space_convert): Allow converting in any direction.
7499 (avr_addr_space_subset_p): Return always true.
7500 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7501 (avr_emit_movmemhi): Ditto.
7502 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7503 (avr_out_movmem): Ditto.
7504 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7505 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7506 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7507 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7508 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7510 2012-01-10 Richard Guenther <rguenther@suse.de>
7512 PR tree-optimization/50913
7513 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7514 Require data-refs to be representable by Graphite with respect
7517 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7519 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7520 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7522 2012-01-10 Tom de Vries <tom@codesourcery.com>
7524 PR rtl-optimization/51271
7525 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7526 handling annulled branch.
7528 2012-01-10 Richard Henderson <rth@redhat.com>
7530 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7531 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7532 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7533 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7534 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7535 arm_expand_vec_perm_const): New.
7536 * config/arm/arm-protos.h: Update.
7537 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7538 (*neon_vswp<VDQX>): New.
7539 (neon_vcombine<VDX>): Use neon_split_vcombine.
7540 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7541 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7542 (vec_perm<VE>): New.
7544 2012-01-10 Richard Henderson <rth@redhat.com>
7546 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7547 use it if reload_completed.
7548 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7549 arm_output_asm_insn, arm_process_output_memory_barrier,
7550 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7551 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7552 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7553 arm_process_output_sync_insn, arm_output_sync_insn,
7554 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7555 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7556 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7557 (emit_unlikely_jump): New.
7558 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7559 (arm_split_atomic_op): New.
7560 * config/arm/arm-protos.h: Update.
7561 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7562 (struct arm_sync_generator): Remove.
7563 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7564 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7565 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7566 (VUNSPEC_LL, VUNSPEC_SC): New.
7567 (sync_result, sync_memory, sync_required_value, sync_new_value,
7568 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7569 (attr length): Don't use arm_sync_loop_insns.
7570 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7571 (movsfcc, movdfcc): Likewise.
7572 * config/arm/constraints.md (Ua): New.
7573 * config/arm/prediates.md (mem_noofs_operand): New.
7574 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7575 (sync_clobber, sync_t2_reqd): Remove.
7576 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7577 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7578 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7579 (arm_sync_compare_and_swap<SIDI>): Remove.
7580 (arm_sync_compare_and_swap<NARROW>): Remove.
7581 (arm_sync_lock_test_and_set<SIDI>): Remove.
7582 (arm_sync_lock_test_and_set<NARROW>): Remove.
7583 (arm_sync_new_<syncop><SIDI>): Remove.
7584 (arm_sync_new_<syncop><NARROW>): Remove.
7585 (arm_sync_new_nand<SIDI>): Remove.
7586 (arm_sync_new_nand<NARROW>): Remove.
7587 (arm_sync_old_<syncop><SIDI>): Remove.
7588 (arm_sync_old_<syncop><NARROW>): Remove.
7589 (arm_sync_old_nand<SIDI>): Remove.
7590 (arm_sync_old_nand<NARROW>): Remove.
7591 (*memory_barrier): Merge arm_output_memory_barrier.
7592 (atomic_compare_and_swap<QHSD>): New.
7593 (atomic_compare_and_swap<NARROW>_1): New.
7594 (atomic_compare_and_swap<SIDI>_1): New.
7595 (atomic_exchange<QHSD>): New.
7596 (cas_cmp_operand, cas_cmp_str): New.
7597 (atomic_op_operand, atomic_op_str): New.
7598 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7599 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7600 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7601 (arm_load_exclusive<NARROW>): New.
7602 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7603 (arm_store_exclusive<QHSD>): New.
7605 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7607 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7608 reload patterns if -mvsx-scalar-memory.
7610 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7611 generated, even -mno-vsx-scalar-double was used.
7612 (vsx_xscvdpsp_scalar): Likewise.
7613 (vsx_xscvspdp_scalar2): Likewise.
7615 2012-01-09 Tom de Vries <tom@codesourcery.com>
7616 Andrew Pinski <apinski@cavium.com>
7619 * reorg.c (fill_slots_from_thread): Don't speculate
7620 frame-related insns.
7622 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7624 * sched-int.h (bb_note): Move to...
7625 * basic-block.h: ...here.
7626 * haifa-sched.c (bb_note): Move to...
7627 * cfgrtl.c: ...here.
7628 * function.c (next_block_for_reg): New function.
7629 (move_insn_for_shrink_wrap): Likewise.
7630 (prepare_shrink_wrap): Rewrite to use the above.
7632 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7634 * gimple.c (is_gimple_non_addressable): Remove.
7635 * gimple.h: Remove is_gimple_non_addressable.
7636 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7637 is_gimple_non_addressable.
7638 * trans-mem.c (expand_assign_tm): Same.
7640 2012-01-09 Richard Guenther <rguenther@suse.de>
7642 PR tree-optimization/51775
7643 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7644 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7646 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7648 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7650 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7652 2012-01-09 Richard Guenther <rguenther@suse.de>
7654 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7656 2012-01-08 Jan Hubicka <jh@suse.cz>
7658 PR tree-optimize/51680
7659 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7660 on when known_vals needs to be computed; cleanup.
7662 2012-01-08 Jan Hubicka <jh@suse.cz>
7664 PR tree-optimize/51694
7665 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7667 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7669 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7670 for -std=c++98 and -std=c++11 too.
7672 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7674 * cfgloop.c (cancel_loop): Add free() of bbs array.
7676 2012-01-07 Jan Hubicka <jh@suse.cz>
7678 PR tree-optimization/51600
7679 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7680 that benefits small functions.
7682 2012-01-07 Jan Hubicka <jh@suse.cz>
7684 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7686 2012-01-07 Jan Hubicka <jh@suse.cz>
7688 PR tree-optimization/51680
7689 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7690 whose inlining reduce unit size.
7692 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7695 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7696 Add canonical node to containing_mem chain after the non-canonical
7697 one, even if there weren't any locs to propagate.
7698 (remove_useless_values): Keep only canonical values.
7699 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7700 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7701 canonicalize mem_chain elements that are not discarded.
7703 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7706 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7707 before emitting functions.
7709 PR gcov-profile/50127
7710 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7711 clear_aux_for_blocks.
7713 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7716 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7718 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7720 * c-decl.c (ext_block): Moved up.
7721 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7723 2012-01-06 Han Shen <shenhan@google.com>
7725 Translate built-in include paths for sysroot.
7726 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7727 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7729 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7730 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7732 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7733 control whether sysroot should be prepended to gxx include dir.
7735 * configure: Regenerate.
7737 2012-01-06 Torvald Riegel <triegel@redhat.com>
7739 PR rtl-optimization/51771
7740 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7741 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7743 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7745 PR tree-optimization/51315
7746 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7747 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7749 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7752 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7753 for shrp pattern. Correctly handle and fixup shift variable.
7754 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7756 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7759 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7760 note when !ACCUMULATE_OUTGOING_ARGS.
7762 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7764 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7766 (extract_range_from_unary_expr_1): Avoid useless computations.
7768 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7770 PR rtl-optimization/51767
7771 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7772 of jump_block and add an extra edge for degenerated asm gotos.
7775 * stmt.c (check_unique_operand_names): Don't ICE during error
7776 reporting if i is from labels chain.
7779 * profile.c (branch_prob): Split bbs that have exit edge
7780 and need a fake entry edge too.
7782 2012-01-05 Jan Hubicka <jh@suse.cz>
7785 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7788 2012-01-05 Richard Guenther <rguenther@suse.de>
7791 * tree-streamer-out.c (write_ts_optimization): New function.
7792 (streamer_write_tree_body): Call it.
7793 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7794 (streamer_read_tree_body): Call it.
7795 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7797 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7800 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7801 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7802 in_cleanup_point_expr before gimplify_stmt call and restore it
7804 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7805 in_cleanup_point_expr is false.
7807 2012-01-05 Richard Guenther <rguenther@suse.de>
7810 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7812 * toplev.c (process_options): Reject combining mudflap and LTO.
7813 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7815 2012-01-05 Richard Guenther <rguenther@suse.de>
7817 PR tree-optimization/51760
7818 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7820 (bit_value_unop): Handle UNDEFINED operands.
7821 (bit_value_binop): Likewise.
7823 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7825 * config/avr/avr.c (avr_replace_prefix): Remove.
7826 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7827 (avr_asm_function_rodata_section): Ditto.
7828 (avr_asm_select_section): Ditto.
7830 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7832 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7835 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7838 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7839 calls that have any non-fake successor edges.
7842 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7844 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7846 PR tree-optimization/51624
7847 * tree-sra.c (build_ref_for_model): When replicating a chain of
7848 COMPONENT_REFs, stop as soon as the offset would become negative.
7850 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7853 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7854 in .debug_loc on the floor.
7856 2012-01-04 Andrew Pinski <apinski@cavium.com>
7858 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7860 2012-01-04 Andrew Pinski <apinski@cavium.com>
7861 Adam Nemet <anemet@caviumnetworks.com>
7863 * config/mips/mips.md (size): Add SI and DI.
7864 (SIZE): New mode attribute.
7865 (U): New code attribute.
7866 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7867 (mips_lbux_<mode>): Delete.
7868 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7869 (mips_lhx): Use gen_mips_lhx_extsi.
7870 (mips_lhx_<mode>): Delete.
7872 (mips_l<size>x): New expand.
7873 (mips_lwx_<mode>): Delete.
7874 (mips_l<GPR:size>x_<P:mode>): New pattern.
7875 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7876 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7877 * config/mips/mips.c (mips_lx_address_p): New function.
7878 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7879 (dsp64): New availability predicate.
7880 (mips_builtins): Add an entry for __builtin_mips_ldx.
7881 * config/mips/mips.h (ISA_HAS_LBX): New define.
7882 (ISA_HAS_LBUX): Likewise.
7883 (ISA_HAS_LHX): Likewise.
7884 (ISA_HAS_LHUX): Likewise.
7885 (ISA_HAS_LWX): Likewise.
7886 (ISA_HAS_LWUX): Likewise.
7887 (ISA_HAS_LDX): Likewise.
7888 * doc/extend.texi (__builtin_mips_ldx): Document.
7890 2012-01-04 Tristan Gingold <gingold@adacore.com>
7892 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7893 when long pointers are used.
7894 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7895 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7896 (ia64-hp-*vms*): Remove.
7897 * config/vms/xm-vms64.h: Delete.
7899 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7902 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7904 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7906 * opts.c (finish_options): Remove duplicate sorry.
7908 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7911 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7914 2012-01-04 Richard Guenther <rguenther@suse.de>
7917 * tree.c (size_low_cst): New function.
7918 * tree.h (size_low_cst): Declare.
7919 * fold-const.c (fold_comparison): Use it to extract the low
7920 part of the POINTER_PLUS_EXPR offset.
7922 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7924 Fix clearing ZERO_REG
7925 * config/avr/avr.md (cc): Add alternative "ldi".
7926 (movqi_insn): Use it in cc attribute.
7927 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7928 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7929 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7931 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7933 * configure: Regenerate.
7935 2012-01-04 Richard Guenther <rguenther@suse.de>
7937 PR tree-optimization/49651
7938 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7939 (var_can_have_subvars): Use it.
7940 (get_constraint_for_1): Only consider subfields if there can be any.
7942 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7945 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7946 to its new canonical_cselib_val and the cselib_val was in
7947 first_containing_mem chain, but the canonical_cselib_val was not,
7948 add the latter into the chain.
7949 (cselib_invalidate_mem): Compare canonical_cselib_val of
7950 addr_list chain elt with v.
7953 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7954 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7956 (output_macinfo_op): Don't ggc_strdup fd->filename.
7957 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7958 then ggc_strdup it. Don't free inc->info or cur->info.
7959 (output_macinfo): Don't free ref->info or file->info.
7961 2012-01-03 Ira Rosen <irar@il.ibm.com>
7963 PR tree-optimization/51269
7964 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7965 first_niters a pointer.
7966 (slpeel_tree_peel_loop_to_edge): Likewise.
7967 (vect_do_peeling_for_loop_bound): Update call to
7968 slpeel_tree_peel_loop_to_edge.
7969 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7970 here. Remove it from the parameters list.
7971 (vect_do_peeling_for_alignment): Update calls and compute
7974 2012-01-03 Richard Guenther <rguenther@suse.de>
7976 PR tree-optimization/51070
7977 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7978 Properly handle calls.
7980 2012-01-03 Richard Guenther <rguenther@suse.de>
7982 PR tree-optimization/51692
7983 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7984 the LHS of allocation stmts.
7986 2012-01-03 Olivier Hainque <hainque@adacore.com>
7988 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7990 2012-01-03 Olivier Hainque <hainque@adacore.com>
7992 * collect2.c (main): In AIX specific computations for vector
7993 insertions, use CONST_CAST2 to cast from char ** to const char **.
7995 2012-01-03 Richard Guenther <rguenther@suse.de>
7998 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7999 the context of a limbo DIE when it does not already exist.
8001 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8003 PR tree-optimization/51719
8004 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8005 but direct call is, clear direct call's lhs and don't add fallthrough
8006 edge from dcall_bb to join_bb and PHIs.
8008 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8010 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8011 the instructions emitted by the pattern.
8012 ("*TDC_insn_<mode>"): Add comment.
8014 2012-01-03 Richard Guenther <rguenther@suse.de>
8017 * fold-const.c (fold_comparison): Properly canonicalize
8018 tree offset and HOST_WIDE_INT bit position.
8020 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8022 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8023 operands for extzv pattern.
8025 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8028 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8031 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8033 * doc/invoke.texi (-flto and related options): Copy-edit.
8035 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8037 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8039 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8041 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8044 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8046 * expr.h (move_by_pieces_ninsns): Declare.
8047 * expr.c (move_by_pieces_ninsns): Make external.
8048 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8049 (mips_store_by_pieces_p): Likewise.
8050 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8051 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8052 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8053 (mips_store_by_pieces_p): Likewise.
8055 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8057 * passes.c (register_one_dump_file): Free full_name.
8059 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8060 (calculate_elim_costs_all_insns): Free offsets_at and
8061 offsets_known_at at the end and clear the pointers.
8063 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8065 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8066 this option introduced in r180739.
8068 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8071 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8072 (tmake_file target=avr): Add avr/t-multilib.
8074 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8075 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8076 * config/avr/genmultilib.awk: New file.
8077 * config/avr/t-multilib: New auto-generated file.
8078 * config/avr/multilib.h: New auto-generated file.
8079 * config/avr/t-avr (AVR_MCUS): New variable.
8080 (genopt.sh): Use it.
8081 (s-mlib): Depend on t-multilib.
8082 (t-multilib, multilib.h): New dependencies.
8083 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8084 (MULTILIB_OPTIONS): Remove.
8085 (MULTILIB_MATCHES): Remove.
8086 (MULTILIB_DIRNAMES): Remove.
8087 (MULTILIB_EXCEPTIONS): Remove:
8088 * config/avr/genopt.sh: Don't use hard coded file name;
8089 pass AVR_MCUS from t-avr instead.
8091 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8093 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8095 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8097 Implement light-weight DImode support.
8098 * config/avr/avr-dimode.md: New file.
8099 * config/avr/avr.md: Include it.
8100 (adjust_len): Add plus64, compare64.
8101 (HIDI): Remove code iterator.
8102 (code_stdname): New code attribute.
8103 (rotx, rotsmode): Remove DI.
8104 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8106 * config/avr/avr-protos.h (avr_have_dimode): New.
8107 (avr_out_plus64, avr_out_compare64): New.
8108 * config/avr/avr.c (avr_out_compare): Handle DImode.
8109 (avr_have_dimode): New variable definition and initialization.
8110 (avr_out_compare64, avr_out_plus64): New functions.
8111 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8112 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8113 (avr_compare_pattern): Skip DImode comparisons.
8115 2012-01-02 Revital Eres <revital.eres@linaro.org>
8117 * ddg.c (def_has_ccmode_p): New function.
8118 (add_cross_iteration_register_deps,
8119 create_ddg_dep_from_intra_loop_link): Call it.
8121 2012-01-02 Richard Guenther <rguenther@suse.de>
8124 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8126 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8128 * gcc.c (process_command): Update copyright notice dates.
8129 * gcov.c (print_version): Likewise.
8130 * gcov-dump.c (print_version): Likewise.
8131 * mips-tfile.c (main): Likewise.
8132 * mips-tdump.c (main): Likewise.
8134 2012-01-01 Ira Rosen <irar@il.ibm.com>
8136 PR tree-optimization/51704
8137 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8138 a use is inside the basic block or loop before accessing its vect info.
8140 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8142 PR rtl-optimization/51069
8143 * cfgloopmanip.c (remove_path): Removing path making irreducible
8144 region unconditional makes BB part of the region.
8146 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8148 PR tree-optimization/51683
8149 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8150 calls with side-effects.
8151 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8153 Copyright (C) 2012 Free Software Foundation, Inc.
8155 Copying and distribution of this file, with or without modification,
8156 are permitted in any medium without royalty provided the copyright
8157 notice and this notice are preserved.