1 2013-08-25 Richard Henderson <rth@twiddle.net>
4 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
5 instead of create_convert_operand_to.
6 (maybe_emit_sync_lock_test_and_set): Likewise.
7 (expand_atomic_compare_and_swap): Likewise.
8 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
10 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
12 PR rtl-optimization/58831
13 * alias.c (init_alias_analysis): At the beginning of each iteration, set
14 the reg_seen[N] flag if static_reg_base_value[N] is non-null.
16 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
18 * recog.c (search_ofs): New static variable moved from...
19 (peep2_find_free_register): ...here.
20 (peephole2_optimize): Initialize it.
22 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
24 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
26 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
28 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
29 assignment statements.
31 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
33 * config/pa/pa.md: In "scc" insn patterns, change output template to
34 handle const0_rtx in reg_or_0_operand operands.
36 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
37 Paolo Carlini <paolo.carlini@oracle.com>
40 * doc/implement-cxx.texi: Fix references to the C++ standards.
42 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
45 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
48 2013-09-12 Terry Guo <terry.guo@arm.com>
50 Backport from mainline
51 2012-09-17 Richard Guenther <rguenther@suse.de>
54 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
55 FIXED_VALUE_TYPE instead of struct fixed_value.
57 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
60 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
61 support conditional execution.
62 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
64 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
66 Backport from mainline
67 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
69 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
70 "cmp" RTX before signed_comparison_operator check to account
73 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
75 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
77 2013-09-01 Iain Sandoe <iain@codesourcery.com>
80 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
82 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
83 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
84 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
86 * doc/tm.texi: Regenerate.
87 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
89 * config/darwin-c.c: Include target.h.
90 (darwin_objc_declare_unresolved_class_reference): New function.
91 (darwin_objc_declare_class_definition): New function.
92 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
93 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
95 2013-09-01 Iain Sandoe <iain@codesourcery.com>
97 Backport from mainline:
98 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
100 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
101 it is not needed after split.
103 2013-07-20 Iain Sandoe <iain@codesourcery.com>
106 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
107 second label for nonlocal goto receivers. Don't output pic base labels
108 unless we're producing PIC; mark that action unreachable().
109 (ix86_save_reg): If the function contains a nonlocal label, save the
111 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
112 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
113 (update_pic_label_number_if_needed): New.
114 (machopic_output_function_base_name): Adjust for nonlocal receiver
116 (machopic_should_output_picbase_label): New.
117 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
118 (nonlocal_goto_receiver): New insn and split.
120 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
122 Backport from mainline
123 2013-08-27 Christian Widmer <shadow@umbrox.de>
126 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
127 of Ivy Bridge processors.
129 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
132 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
133 suggested mode for the assignment isn't compatible with the
136 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
138 Backport from mainline
139 2013-08-12 Perez Read <netfirewall@gmail.com>
142 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
143 operand 0 for intel asm alternative.
144 (*movabs<mode>_2): Ditto for operand 1.
146 2013-08-13 Marek Polacek <polacek@redhat.com>
149 2013-0813 Marek Polacek <polacek@redhat.com>
150 Jakub Jelinek <jakub@redhat.com>
152 PR tree-optimization/57980
153 * tree-tailcall.c (process_assignment): Return false
154 when not dealing with integers or floats.
156 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
158 Backport from mainline
159 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
161 * collect2-aix.h: Define F_LOADONLY.
163 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
165 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
166 the implied StoreLoad barrier for atomic operations if before.
168 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
170 Backport from 2013-07-11 trunk r200901.
173 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
174 name seen by assembler/linker if available.
176 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
178 Backport from 2013-07-10 trunk r200872.
181 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
184 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
186 Backport from mainline
187 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
189 * config/i386/sse.md (sse_movlhps): Change alternative 3
192 2013-07-09 Joseph Myers <joseph@codesourcery.com>
194 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
195 adjust register size for TDmode and TFmode for VSX registers.
197 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
199 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
201 2013-07-08 Jakub Jelinek <jakub@redhat.com>
203 PR rtl-optimization/57829
204 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
205 mask bits outside of mode are just sign-extension from mode to HWI.
207 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
209 Backport from mainline
210 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
213 * config/i386/i386.c (construct_container): Report error if
214 long double is used with disabled x87 float returns.
216 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
218 Backport from mainline
219 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
222 * collect2.c (collect_atexit): New.
223 (collect_exit): Delete.
224 (main): Register collect_atexit with atexit.
225 (collect_wait): Change collect_exit to exit.
227 * collect2.h (collect_exit): Delete.
228 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
230 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
232 Backport from mainline
233 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
235 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
236 cmp_code to construct REG_EQUAL note.
238 Backport from mainline
239 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
241 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
242 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
244 Backport from mainline
245 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
248 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
249 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
250 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
252 2013-06-09 Jakub Jelinek <jakub@redhat.com>
255 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
256 that operands[2] doesn't overlap with operands[0].
258 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
261 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
262 for non-sse2 targets. Simplify mode attribute calculation.
264 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
266 Backport from mainline
267 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
269 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
270 cache parameters using detect_caches_amd also for CYRIX,
271 NSC and TM2 signatures.
273 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
274 Dzianis Kahanovich <mahatma@eu.by>
278 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
279 VIA/Centaur processors and determine their cache parameters
280 using detect_caches_amd.
282 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
284 * config/i386/i386.c (ix86_option_override_internal): Add
285 PTA_POPCNT to corei7 entry.
287 2013-05-14 Richard Biener <rguenther@suse.de>
289 PR gcov-profile/57269
290 Backport from mainline
291 2012-06-30 Nathan Sidwell <nathan@acm.org>
293 * coverage.c (coverage_init): Read counts file before writing
296 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
299 Backport from mainline
300 2013-01-22 Jakub Jelinek <jakub@redhat.com>
303 * config/i386/i386.md (UNSPEC_STOS): New.
304 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
305 *strsetqi_1): Add UNSPEC_STOS.
307 2013-05-10 Joey Ye <joey.ye@arm.com>
309 Backport from mainline
310 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
313 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
315 (thumb1_extendhisi2): Reduce Thumb pool range.
316 (arm_movdi): Likewise.
317 (thumb1_movdi_insn): Likewise.
318 (thumb1_movsi_insn): Likewise.
319 (pic_load_addr_unified): Likewise.
320 (pic_load_addr_32bit): Likewise.
321 (pic_load_addr_thumb1): Likewise.
322 (thumb1_movhf): Likewise.
323 (arm_movsf_soft_insn): Likewise.
324 (thumb1_movsf_soft_insn): Likewise.
325 (movdf_soft_insn): Likewise.
326 (thumb1_movdf_soft_insn): Likewise.
327 * config/arm/neon.md (*neon_mov<mode>): Likewise.
328 (*neon_mov<mode>): Likwise.
329 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
330 (*thumb2_movhi_insn): Likewise.
331 (*thumb2_extendqisi_v6): Likewise.
332 (*thumb2_zero_extendqisi_v6): Likewise.
333 (*thumb2_zero_extendqisi2_v6): Likewise.
334 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
335 (*movdi_vfp): Likewise.
336 (*movdi_vfp_cortexa8): Likewise.
337 (*thumb2_movsf_vfp): Likewise.
338 (*thumb2_movdf_vfp): Likewise.
340 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
342 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
343 Add mthumb/march=armv7-a multilib.
344 Add mthumb/march=armv7-r multilib.
345 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
347 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
350 * config/v850/t-rtems: Add more multilibs.
352 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
355 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
358 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
359 to save TFmode registers and DImode to save TImode registers for
360 caller save operations.
361 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
362 mark being partially clobbered since they only use the first
365 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
366 and TDmode only use the upper 64-bits of each VSX register.
368 2013-05-03 Marek Polacek <polacek@redhat.com>
370 Backport from mainline
371 2013-04-25 Marek Polacek <polacek@redhat.com>
373 PR tree-optimization/57066
374 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
376 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
378 Backport from mainline
379 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
382 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
384 (*zero_extendsidi2): Ditto.
386 Backport from mainline
387 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
390 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
392 2013-04-29 Christian Bruel <christian.bruel@st.com>
395 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
397 2013-04-27 Jakub Jelinek <jakub@redhat.com>
400 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
401 the immediate rotate count.
403 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
405 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
407 2013-04-19 Matthias Klose <doko@ubuntu.com>
411 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
413 Backport from mainline
414 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
415 Alexander Monakov <amonakov@ispras.ru>
418 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
419 flush pending lists also on non-jumps. Adjust comment.
422 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
424 * sched-deps.c (add_dependence_list_and_free): Simplify.
425 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
426 lists when add_dependence_list_and_free doesn't free them.
428 2013-04-19 Marek Polacek <polacek@redhat.com>
430 Backport from mainline
431 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
432 Jakub Jelinek <jakub@redhat.com>
434 PR tree-optimization/48189
435 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
436 If nitercst is 0, don't predict the exit edge.
438 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
440 Backport from mainline
441 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
442 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
444 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
447 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
449 * doc/tm.texi: Update.
450 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
451 * target.def (force_at_comp_dir): New hook.
452 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
453 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
455 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
458 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
459 (S_MODES): Set H_MODE bit.
460 (SF_MODES): Set only S_MODE and SF_MODE bits.
461 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
462 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
463 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
464 <MODE_FLOAT>: Likewise.
466 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
468 Backport from mainline:
469 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
472 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
473 nuses, make sure we have a label.
475 2013-04-11 Richard Biener <rguenther@suse.de>
477 * BASE-VER: Set to 4.7.4.
478 * DEV-PHASE: Set to prerelease.
480 2013-04-11 Release Manager
482 * GCC 4.7.3 released.
484 2013-04-10 David S. Miller <davem@davemloft.net>
486 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
489 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
493 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
495 Backport from mainline
496 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
497 Alexander Monakov <amonakov@ispras.ru>
500 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
501 flush pending lists also on non-jumps. Adjust comment.
503 2013-04-03 Richard Biener <rguenther@suse.de>
505 PR tree-optimization/56501
506 * tree-switch-conversion.c (check_process_case): Properly
507 handle !single_succ_p case.
509 2013-04-03 Jakub Jelinek <jakub@redhat.com>
511 Backported from mainline
512 2013-03-06 Jakub Jelinek <jakub@redhat.com>
514 PR tree-optimization/56539
515 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
516 instead of GSI_CONTINUE_LINKING as last argument to
517 force_gimple_operand_gsi. Adjust function comment.
519 2013-03-05 Jakub Jelinek <jakub@redhat.com>
522 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
523 (avoid_complex_debug_insns): New function.
524 (expand_debug_locations): Call it.
526 2013-04-02 Wei Mi <wmi@google.com>
528 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
529 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
530 *<rotate_insn><mode>3_mask in i386.md.
532 2013-04-02 Richard Biener <rguenther@suse.de>
535 Backport from mainline
536 2012-05-16 Richard Guenther <rguenther@suse.de>
538 * tree-inline.c (declare_return_variable): Properly handle
539 DECL_BY_REFERENCE return vars in SSA form.
541 2013-04-01 Wei Mi <wmi@google.com>
543 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
544 Truncate operand 2 using %b asm operand modifier.
545 (*<shift_insn><mode>3_mask): Ditto.
546 (*<rotate_insn><mode>3_mask): Ditto.
548 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
550 * config/i386/i386.md (*movsf_internal): Change type of
551 alternatives 3,4 to imov.
553 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
555 Backport from mainline
556 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
559 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
560 when the may_trap_p bit of the exprs being merged differs.
561 Reorder tests for speculativeness in the logical and operator.
563 Backport from mainline
564 2013-03-05 Jakub Jelinek <jakub@redhat.com>
567 * sel-sched-ir.c (free_sched_pools): Release
568 succs_info_pool.stack[succs_info_pool.max_top] vectors too
569 if succs_info_pool.max_top isn't -1.
571 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
573 Backport from mainline
574 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
577 * sel-sched.c: Include ira.h.
578 (implicit_clobber_conflict_p): New function.
579 (moveup_expr): Use it.
580 * Makefile.in (sel-sched.o): Depend on ira.h.
582 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
584 Backport from mainline
585 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
586 Alexander Monakov <amonakov@ispras.ru>
589 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
590 flush pending lists also on non-jumps. Adjust comment.
592 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
594 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
595 * doc/extend.texi (Named Address Spaces): Ditto.
596 (Variable Attributes): Ditto.
598 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
600 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
601 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
604 2013-03-27 Walter Lee <walt@tilera.com>
606 Backport from mainline:
607 2013-03-27 Walter Lee <walt@tilera.com>
609 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
610 double-decrement of next_scratch_regno.
612 2013-03-27 Walter Lee <walt@tilera.com>
614 Backport from mainline:
615 2013-03-27 Walter Lee <walt@tilera.com>
617 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
619 (insn_v1mulus): Ditto.
620 (insn_v2muls): Ditto.
622 2013-03-27 Walter Lee <walt@tilera.com>
624 Backport from mainline:
625 2013-03-27 Walter Lee <walt@tilera.com>
627 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
629 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
631 2013-03-27 Walter Lee <walt@tilera.com>
633 Backport from mainline:
634 2013-03-27 Walter Lee <walt@tilera.com>
636 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
638 (*sibcall_value): Ditto.
640 2013-03-27 Walter Lee <walt@tilera.com>
642 Backport from mainline:
643 2013-03-27 Walter Lee <walt@tilera.com>
645 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
646 (insn_mnz_v8qi): ... this ...
647 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
649 (insn_v<n>mnz): Replaced by ...
650 (insn_v1mnz): ... this ...
651 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
653 (insn_mz_<mode>): Replaced by ...
654 (insn_mz_v8qi): ... this ...
655 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
657 (insn_v<n>mz): Replaced by ...
658 (insn_v1mz): ... this ...
659 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
662 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
664 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
666 2013-03-26 Richard Biener <rguenther@suse.de>
668 Backport from mainline:
669 2013-03-13 Richard Biener <rguenther@suse.de>
671 PR tree-optimization/56608
672 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
673 calls when vectorizing basic-blocks.
675 2013-03-05 Richard Biener <rguenther@suse.de>
677 PR tree-optimization/56270
678 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
679 of loads after scheduling an SLP instance.
681 2013-03-26 Walter Lee <walt@tilera.com>
683 Backport from mainline:
684 2013-03-26 Walter Lee <walt@tilera.com>
686 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
687 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
689 2013-03-26 Walter Lee <walt@tilera.com>
691 Backport from mainline:
692 2013-03-25 Walter Lee <walt@tilera.com>
694 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
695 TILEGX_INSN_SHUFFLEBYTES1.
696 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
698 (tilegx_builtins): Ditto.
699 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
701 2013-03-26 Walter Lee <walt@tilera.com>
703 Backport from mainline:
704 2013-03-25 Walter Lee <walt@tilera.com>
706 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
707 tests for constraint J, K, N, P.
709 2013-03-26 Walter Lee <walt@tilera.com>
711 Backport from mainline:
712 2013-03-25 Walter Lee <walt@tilera.com>
714 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
715 Use indirect/pcrel encoding.
716 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
719 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
721 Backport from mainline:
722 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
723 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
726 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
727 (musermode): Convert to Var(TARGET_USERMODE).
728 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
729 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
730 * config/sh/sh.c (sh_option_override): Use
731 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
732 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
734 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
736 (udivsi3_i4_single, divsi3_i4_single): Use
737 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
738 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
739 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
740 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
741 (SUBTARGET_OVERRIDE_OPTIONS): New.
743 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
745 Backport from mainline:
746 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
748 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
749 to m2a-single instead of m2e.
751 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
754 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
757 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
760 * config/i386/i386.c (init_cumulative_args): Also set
761 cum->callee_return_avx256_p.
762 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
763 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
765 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
766 callee_return_avx256_p.
768 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
770 Backport from mainline:
771 2012-12-04 Ian Lance Taylor <iant@google.com>
773 * godump.c (find_dummy_types): Output a dummy type if we couldn't
774 output the real type.
776 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
779 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
780 (PLUS_EXPR): Likewise.
781 * doc/cppopts.texi (--help): Likewise.
782 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
783 (-fdump-rtl-cprop_hardreg): Likewise.
784 (-fdump-rtl-csa): Likewise.
785 (-fdump-rtl-dce): Likewise.
786 (-fdump-rtl-dbr): Likewise.
787 (-fdump-rtl-into_cfglayout): Likewise.
788 (-fdump-rtl-outof_cfglayout): Likewise.
790 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
793 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
794 (arm_print_operand, case 'S'): Don't use shift_operator to validate
797 2013-03-14 Seth LaForge <sethml@google.com>
800 Backport from mainline
801 2012-10-22 Julian Brown <julian@codesourcery.com>
803 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
804 VFP D registers in big-endian mode.
806 2013-03-08 Joey Ye <joey.ye@arm.com>
808 Backport from mainline
809 2013-03-06 Joey Ye <joey.ye@arm.com>
812 * gcc.c (convert_white_space): New function.
813 (main): Handles white space in function name.
815 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
817 Backport from mainline
818 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
821 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
822 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
823 to SH_DIV_CALL_TABLE for TARGET_SH2.
824 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
826 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
827 mdiv= call-div1, call-fp, call-table options.
829 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
831 * config.gcc (arm*-*-rtemself*): New.
832 (arm*-*-rtems*): Removed.
833 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
834 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
836 2013-03-01 Richard Biener <rguenther@suse.de>
838 Backport from mainline
839 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
841 PR tree-optimization/55481
842 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
843 back to general rewriting if we cannot leave an original biv
846 2013-03-01 Richard Biener <rguenther@suse.de>
848 Backport from mainline
849 2012-04-10 Richard Guenther <rguenther@suse.de>
852 * gimple-low.c (gimple_check_call_args): Properly account for
853 compatible aggregate types.
855 2013-02-26 Nick Clifton <nickc@redhat.com>
858 Import this patch from the mainline:
860 2012-08-17 Nick Clifton <nickc@redhat.com>
862 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
863 (branch_true): Likewise.
864 (branch_false): Likewise.
866 2013-02-26 Jakub Jelinek <jakub@redhat.com>
868 PR tree-optimization/56443
869 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
870 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
871 to type_for_mode langhook.
873 2013-02-21 Jakub Jelinek <jakub@redhat.com>
876 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
879 2013-02-19 Jakub Jelinek <jakub@redhat.com>
881 Backported from mainline
882 2013-02-19 Jakub Jelinek <jakub@redhat.com>
884 PR tree-optimization/56350
885 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
886 if haven't found reduction or nested cycle operand, rather than
887 asserting we must find it.
889 PR tree-optimization/56381
890 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
893 2013-02-08 Jakub Jelinek <jakub@redhat.com>
895 PR tree-optimization/56250
896 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
897 if type is unsigned and code isn't MULT_EXPR.
899 2013-02-06 Jakub Jelinek <jakub@redhat.com>
902 * omp-low.c (use_pointer_for_field): Return false if
903 lower_send_shared_vars doesn't generate any copy-out code.
905 2012-11-27 Jakub Jelinek <jakub@redhat.com>
907 PR tree-optimization/55110
908 * tree-vect-loop.c (vectorizable_reduction): Don't assert
909 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
911 2013-02-18 Richard Biener <rguenther@suse.de>
914 2013-02-04 Richard Biener <rguenther@suse.de>
916 Backport from mainline
917 2012-07-04 Richard Guenther <rguenther@suse.de>
919 PR tree-optimization/53844
920 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
921 the loop virtual PHI.
923 2013-02-13 David S. Miller <davem@davemloft.net>
925 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
927 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
929 Backport from mainline
930 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
932 PR rtl-optimization/56275
933 * simplify-rtx.c (avoid_constant_pool_reference): Check that
934 offset is non-negative and less than cmode size before
935 calling simplify_subreg.
937 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
939 Backport from mainline
940 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
942 * config/i386/sse.md (FMAMODEM): New mode iterator.
943 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
944 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
946 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
948 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
949 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
950 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
952 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
954 Backport from mainline
955 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
958 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
959 If there is no implicit builtin declaration, just return NULL.
961 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
962 Michael Meissner <meissner@linux.vnet.ibm.com>
964 Backport from mainline
965 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
966 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
968 2013-02-07 David S. Miller <davem@davemloft.net>
970 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
972 * var-tracking.c (vt_add_function_parameter): Test the presence of
973 HAVE_window_save properly and do not remap argument registers when
974 we have a leaf function.
976 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
978 Backport from mainline
979 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
982 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
984 * config/i386/i386.c (ix86_print_operand): Ditto.
986 2013-02-07 Alan Modra <amodra@gmail.com>
989 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
990 static chain, set REST_INLINE_FPRS too.
992 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
994 Backport from mainline
995 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
997 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
998 * configure: Regenerate.
1000 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1002 Backport from mainline
1003 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1004 Andrew Dixie <andrewd@gentrack.com>
1006 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1009 2013-02-05 Richard Biener <rguenther@suse.de>
1011 Backport from mainline
1012 2012-12-10 Richard Biener <rguenther@suse.de>
1014 PR tree-optimization/55107
1015 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1016 (bitmap_set_replace_value): Add gcc_unreachable.
1017 (do_regular_insertion): Re-write all_same handling. Insert
1018 an assignment instead of a PHI in this case.
1019 (execute_pre): Do not record constified events.
1021 2013-02-05 Richard Biener <rguenther@suse.de>
1023 PR tree-optimization/54767
1024 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1025 backedges drop all symbolical range information.
1026 (execute_vrp): Compute backedges.
1028 2013-02-04 Richard Biener <rguenther@suse.de>
1030 Backport from mainline
1031 2012-01-11 Richard Guenther <rguenther@suse.de>
1033 PR tree-optimization/44061
1034 * tree-vrp.c (extract_range_basic): Compute zero as
1035 value-range for __builtin_constant_p of function parameters.
1037 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1040 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1042 2013-02-04 Richard Biener <rguenther@suse.de>
1044 Backport from mainline
1045 2012-07-04 Richard Guenther <rguenther@suse.de>
1047 PR tree-optimization/53844
1048 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1049 the loop virtual PHI.
1051 2012-12-13 Richard Biener <rguenther@suse.de>
1054 * tree-streamer.c (record_common_node): Check that we are not
1055 recursively pre-loading nodes we want to skip. Handle
1056 char_type_node appearing as part of va_list_type_node.
1058 2013-02-04 Richard Biener <rguenther@suse.de>
1061 * gimple.h (gimple_call_builtin_class_p): New function.
1062 * gimple.c (validate_call): New function.
1063 (gimple_call_builtin_class_p): Likewise.
1064 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1065 Use gimple_call_builtin_class_p.
1066 (find_func_clobbers): Likewise.
1067 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1068 (strlen_optimize_stmt): Likewise.
1070 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1072 Backported from mainline
1073 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1075 PR tree-optimization/56125
1076 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1077 pow(x,c) into sqrt(x) * powi(x, n/2) or
1078 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1079 optimizing for size.
1080 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1081 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1084 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1086 PR tree-optimization/56098
1087 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1088 for stmts with volatile ops.
1089 (cond_store_replacement): Don't optimize if assign has volatile ops.
1090 (cond_if_else_store_replacement_1): Don't optimize if either
1091 then_assign or else_assign have volatile ops.
1093 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1096 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1097 instead of cmpdi_operand for first comparison operand.
1098 Don't assert that comparison operands aren't both constants.
1100 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1102 PR tree-optimization/56051
1103 * fold-const.c (fold_binary_loc): Don't fold
1104 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1105 a narrowing conversion, or widening conversion from signed
1108 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1111 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1112 the case where writing real complex part of target modifies
1115 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1118 * function.c (thread_prologue_and_epilogue_insns): Always
1119 add crtl->drap_reg to set_up_by_prologue.set, even if
1120 stack_realign_drap is false.
1122 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1124 PR tree-optimization/55921
1125 * tree-complex.c (expand_complex_asm): New function.
1126 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1128 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1130 PR rtl-optimization/55838
1131 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1132 iv0.step, iv1.step and step.
1134 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1137 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1138 * gimple-low.c: Include langhooks.c.
1139 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1140 by default call lang_hooks.block_may_fallthru.
1141 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1143 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1144 (LANG_HOOKS_INITIALIZER): Use it.
1146 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1149 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1150 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1151 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1152 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1153 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1155 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1157 PR tree-optimization/55236
1158 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1159 and signed ARG0_TYPE, force low and high to be non-NULL.
1161 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1163 PR rtl-optimization/54127
1164 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1165 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1166 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1167 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1168 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1170 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1172 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1173 range isn't testing for zero.
1175 2013-01-29 Richard Biener <rguenther@suse.de>
1177 PR tree-optimization/56113
1178 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1180 (label_visit): Free duplicate bitmaps and record the leader instead.
1181 (perform_var_substitution): Adjust.
1183 2013-01-28 Serowk <serowk@yandex.ru>
1186 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1187 Fix mode checks to allow for the passing of constants in the
1189 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1190 Add entries in the switch statement for builtin iwmmxt vector
1191 shift and rotate builtins.
1193 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1195 Backport from mainline
1196 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1199 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1200 operand 0 in movabs insn template for -masm=intel asm alternative.
1201 (*movabs<mode>_2): Ditto for operand 1.
1203 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1205 Backport from mainline
1206 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1209 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1210 alternative to (o,r).
1211 (*movdi_internal_rex64): Remove (!o,n) alternative.
1212 (DImode immediate->memory splitter): Remove.
1213 (DImode immediate->memory peephole2): Remove.
1214 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1215 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1216 alternative to (!o,*r).
1217 (*movtf_internal_sse): New pattern.
1218 (*movxf_internal_rex64): New pattern.
1219 (*movxf_internal): Disable for TARGET_64BIT.
1220 (*movdf_internal_rex64): Remove (!o,F) alternative.
1222 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1224 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1225 involving stack registers slightly.
1227 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1229 * config/i386/constraints.md (Yf): New constraint.
1230 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1231 of f constraint to conditionaly disable x87 register preferences.
1232 (*movdf_internal): Ditto.
1233 (*movsf_internal): Ditto.
1235 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1237 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1238 (*movtf_internal_rex64): Add (!o,C) alternative
1239 (*movxf_internal_rex64): Ditto.
1240 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1242 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1244 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1246 2013-01-24 Martin Jambor <mjambor@suse.cz>
1248 Backport from mainline
1249 2013-01-04 Martin Jambor <mjambor@suse.cz>
1251 PR tree-optimization/55755
1252 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1253 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1255 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1257 Backport from mainline
1258 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1260 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1262 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1264 PR rtl-optimization/56023
1265 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1266 dependent on debug instruction.
1268 2013-01-21 Martin Jambor <mjambor@suse.cz>
1270 Backport from mainline
1271 2013-01-17 Martin Jambor <mjambor@suse.cz>
1273 PR tree-optimizations/55264
1274 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1275 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1276 for virtual functions.
1277 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1278 for virtual methods.
1279 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1280 virtual methods before inlining is over.
1282 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1284 Backport from mainline
1285 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1288 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1289 store through atomic_store<mode>_1.
1290 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1292 2013-01-16 Richard Biener <rguenther@suse.de>
1295 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1296 account for bitpos when computing alignment.
1298 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1300 Backport from 2013-01-14 trunk r195169.
1303 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1304 etc. to 1 and not to __flash.
1305 Use LL suffix for __INT24_MAX__ with -mint8.
1306 Use ULL suffix for __UINT24_MAX__ with -mint8.
1308 2013-01-14 Matthias Klose <doko@ubuntu.com>
1310 * doc/invoke.texi: Document -print-multiarch.
1311 * doc/install.texi: Document --enable-multiarch.
1312 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1313 * configure.ac: Add --enable-multiarch option.
1314 Substitute with_cpu, with_float.
1315 * configure: Regenerate.
1316 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1317 enable_multiarch, with_cpu, with_float: New macros.
1318 if_multiarch: New macro, define in terms of enable_multiarch.
1319 * genmultilib: Add new argument for the multiarch name.
1320 * gcc.c (multiarch_dir): Define.
1321 (for_each_path): Search for multiarch suffixes.
1322 (driver_handle_option): Handle multiarch option.
1323 (do_spec_1): Pass -imultiarch if defined.
1324 (main): Print multiarch.
1325 (set_multilib_dir): Separate multilib and multiarch names
1326 from multilib_select.
1327 (print_multilib_info): Ignore multiarch names in multilib_select.
1328 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1329 * cppdefault.h (default_include): Document multiarch in multilib
1331 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1332 include directory for multiarch directories.
1333 * common.opt: New options --print-multiarch and -imultilib.
1335 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1336 Include i386/t-linux.
1337 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1338 Include i386/t-kfreebsd.
1339 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1340 * config/i386/t-linux64: Add multiarch names in
1341 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1342 * config/i386/t-gnu: New file.
1343 * config/i386/t-kfreebsd: Likewise.
1344 * config/i386/t-linux: Likewise.
1346 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1347 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1348 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1349 for 32bit non-biarch configurations.
1351 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1352 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1355 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1357 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1359 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1360 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1361 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1363 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1364 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1365 Include rs6000/t-linux for 32bit non-biarch configurations.
1367 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1369 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1371 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1372 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1374 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1375 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1377 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1379 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1380 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1381 (vect_estimate_min_profitable_iter): Adjust to above fix.
1382 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1384 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1386 Backport from mainline
1387 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1389 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1390 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1391 documentation. Add missing '__' in front of
1392 __builtin_ia32_packssdw256.
1394 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1396 Backport from mainline
1397 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1399 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1400 attribute of movddup insn to DF.
1401 (*vec_interleave_lowv2df): Ditto.
1402 (vec_dupv2df): Ditto.
1404 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1406 Backport from 2013-01-07 trunk r194991, r194992.
1409 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1412 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1413 (avr_addrspace_t): Add .section_name field.
1414 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1416 (avr_addrspace): Same. Initialize .section_name. Remove last
1417 NULL entry. Put __memx into .progmemx.data.
1418 (progmem_section_prefix): Remove.
1419 (avr_asm_init_sections): No need to initialize progmem_section.
1420 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1421 section name prefix.
1422 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1423 retrieve the progmem section.
1424 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1425 boundary to run over avr_addrspace[].
1426 (avr_register_target_pragmas): Ditto.
1428 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1430 Backport from 2013-01-07 trunk r194978.
1433 * doc/install.texi (Cross-Compiler-Specific Options): Document
1436 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1438 Backport from 2013-01-07 trunk r194968.
1441 * config/avr/t-avr: Don't automatically rebuild
1442 $(srcdir)/config/avr/t-multilib
1443 $(srcdir)/config/avr/avr-tables.opt
1444 (avr-mcus): New phony target to build them on request.
1445 (s-avr-mlib): Remove.
1446 * avr/avr-mcus.def: Adjust comments.
1448 2013-01-07 Terry Guo <terry.guo@arm.com>
1450 Backport from mainline
1451 2012-12-19 Terry Guo <terry.guo@arm.com>
1453 * config/arm/arm.c (thumb_find_work_register): Check argument
1454 register number based on current PCS.
1456 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1458 Backport from mainline
1459 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1462 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1463 selected code model, define __code_mode_small__, __code_model_medium__,
1464 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1465 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1466 xchg temporary register with %k. Declare temporary register as
1468 [__x86_64__]: For medium and large code models, preserve %rbx register.
1470 2013-01-03 Richard Henderson <rth@redhat.com>
1472 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1473 after eliminating TLS symbols.
1475 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1478 * config/pa/pa.md (movsi): Revert previous change.
1479 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1482 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1485 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1488 2013-01-02 Jason Merrill <jason@redhat.com>
1491 * tree.c (build_array_type_1): Revert earlier change.
1493 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1496 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1497 after reload starts.
1499 2012-12-21 Martin Jambor <mjambor@suse.cz>
1501 PR tree-optimization/55355
1502 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1503 bit_position is small enough to fit a single HOST_WIDE_INT.
1505 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1507 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1509 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1511 Backport from mainline
1512 2012-10-15 Matthias Klose <doko@ubuntu.com>
1514 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1515 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1517 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1518 Tomash Brechko <tomash.brechko@gmail.com>
1521 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1522 handling of before and after cases.
1523 * config/sparc/sync.md (atomic_store): Fix pasto.
1525 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1527 * optabs.c (expand_atomic_store): Elide redundant model test.
1529 2012-12-13 Richard Henderson <rth@redhat.com>
1532 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1534 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1537 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1538 (tldo_stb_sp64): Likewise.
1539 (tldo_sth_sp32): Likewise.
1540 (tldo_sth_sp64): Likewise.
1541 (tldo_stw_sp32): Likewise.
1542 (tldo_stw_sp64): Likewise.
1543 (tldo_stx_sp64): Likewise.
1545 2012-12-10 Kai Tietz <ktietz@redhat.com>
1548 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1550 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1552 Backport from mainline
1553 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1554 H.J. Lu <hongjiu.lu@intel.com>
1557 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1558 before using it as insn or call equivalent.
1560 2012-12-06 Jason Merrill <jason@redhat.com>
1563 * tree.c (build_array_type_1): Re-layout if we found it in the
1566 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1568 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1569 opaque cond in all call insns.
1571 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1573 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1574 area if the function allocates dynamic stack space.
1575 (ia64_initial_elimination_offset): Adjust offsets to above change.
1577 2012-12-03 Richard Biener <rguenther@suse.de>
1579 Backport from mainline
1580 2012-09-24 Richard Guenther <rguenther@suse.de>
1582 PR tree-optimization/53663
1583 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1584 native encode/interpret translation on VN_WALKREWRITE.
1586 2012-12-03 Kai Tietz <ktietz@redhat.com>
1589 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1592 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1595 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1597 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1599 Backport from mainline:
1600 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1603 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1604 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1605 (in_nullified_branch_delay): Likewise.
1606 (in_call_delay): Likewise.
1607 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1608 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1609 the $$sh_func_adrs call as variable. Update type of sibcalls and
1610 $$sh_func_adrs call.
1611 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1612 length instead of adjustment. Handle negative and undefined call
1613 adjustments for insn_default_length. Remove adjustment for millicode
1614 insn with unfilled delay slot.
1615 (pa_output_millicode_call): Update for revised millicode length.
1616 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1618 2012-11-29 Kai Tietz <ktietz@redhat.com>
1621 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1622 use by XNEWVEC/XRESIZEVEC.
1624 * i386.c (get_scratch_register_on_entry): Handle
1625 thiscall-convention.
1626 (split_stack_prologue_scratch_regno): Likewise.
1627 (ix86_static_chain): Likewise.
1628 (x86_output_mi_thunk): Likewise.
1630 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1632 Backported from mainline
1633 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1634 Markus Trippelsdorf <markus@trippelsdorf.de>
1637 * lto-opts.c (lto_write_options): Also handle
1638 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1639 OPT_SPECIAL_program_name.
1642 * lto-wrapper.c (merge_and_complain): Handle
1643 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1644 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1646 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1648 PR rtl-optimization/55489
1649 * gcse.c (compute_transp): Precompute a canonical version
1650 of XEXP (x, 0), and pass it to canon_true_dependence.
1652 2012-11-27 Richard Biener <rguenther@suse.de>
1655 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1656 stmt with a NOP instead of removing it.
1658 2012-11-26 Richard Biener <rguenther@suse.de>
1660 Backport from mainline
1661 2012-10-19 Richard Biener <rguenther@suse.de>
1663 PR tree-optimization/54976
1664 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1665 Robustify against odd inner_mode inputs.
1667 2012-10-12 Richard Biener <rguenther@suse.de>
1669 PR tree-optimization/54894
1670 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1671 Handle over-aligned scalar types properly.
1673 2012-10-02 Richard Guenther <rguenther@suse.de>
1676 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1677 cleaning up the CFG.
1679 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1681 Backport from mainline
1682 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1684 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1685 explaining the register ordering preferences.
1687 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1688 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1689 constraints so that the traditional floating point loads, stores,
1690 and moves are done first, then the VSX loads, stores, and moves,
1691 and finally the GPR loads, stores, and moves so that reload
1692 chooses FPRs over GPRs, and uses the traditional load/store
1693 instructions which provide an offset.
1694 (movdf_hardfloat64): Likewise.
1696 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1698 Backported from mainline
1699 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1700 H.J. Lu <hongjiu.lu@intel.com>
1703 * config/i386/i386.c (legitimize_pic_address): Properly handle
1705 (ix86_print_operand_address): Set code to 'k' when forcing
1706 addr32 prefix. For x32, zero-extend negative displacement if
1709 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1711 * common.opt (fvar-tracking-uninit): Document.
1712 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1713 * config/darwin.c (darwin_override_options): Likewise.
1715 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1717 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1718 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1720 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1722 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1724 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1726 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1729 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1731 Backport from mainline
1732 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1734 * config/i386/i386.c (ix86_init_machine_status): Do not
1735 explicitly clear tls_descriptor_call_expanded_p again.
1737 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1739 * config/i386/sse.md
1740 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1741 as read and written by the instruction.
1743 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1745 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1746 (ix86_instantiate_decls): New function.
1747 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1748 stack slot instead of SLOT_VIRTUAL.
1749 <case IX86_BUILTIN_STMXCSR>: Ditto.
1750 (assign_386_stack_local): Do not assert when virtual slot is valid.
1751 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1752 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1753 (truncxf<mode>2): Ditto.
1754 (floatunssi<mode>2): Ditto.
1755 (isinf<mode>2): Ditto.
1756 * config/i386/sync.md (atomic_load<mode>): Ditto.
1757 (atomic_store<mode>): Ditto.
1759 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1762 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1763 the argument is itself a conditional expression.
1765 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1767 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1770 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1772 PR tree-optimization/54986
1773 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1774 conversions on entry but add them back on exit if needed.
1776 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1779 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1781 (print_reg): Use true_regnum rather than REGNO.
1782 (ix86_print_operand_address): Remove SUBREG handling.
1784 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1786 Backported from mainline
1787 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1790 * gimple.h (is_gimple_sizepos): New inline function.
1791 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1792 final assignment to expr variable.
1793 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1794 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1795 into a local temporary.
1797 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1799 PR tree-optimization/54877
1800 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1801 use make_ssa_name instead of copy_ssa_name.
1803 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1805 Backport from mainline
1806 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1808 PR tree-optimization/53708
1809 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1810 user-supplied alignment when used with an explicit section name.
1812 2012-11-02 Jeff Law <law@redhat.com>
1814 PR tree-optimization/54985
1815 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1816 from thread_across_edge.
1817 (thread_across_edge): Use it in all cases where we might thread
1820 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1822 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1823 special register pushes before frame probing and allocation.
1825 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1826 Joel Sherrill <joel.sherrill@oarcorp.com>
1828 * config/sparc/t-rtems: New (Custom multilibs).
1829 * config/sparc/t-rtems-64: New (Custom multilibs).
1830 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1831 (sparc-*-rtems*): Add sparc/t-rtems.
1833 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1835 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1837 (hash_rtx): Likewise.
1839 2012-10-29 Terry Guo <terry.guo@arm.com>
1841 Backport from mainline
1842 2012-10-11 Terry Guo <terry.guo@arm.com>
1844 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1846 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1849 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1851 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1852 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1854 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1856 * config/avr/t-rtems: Revert previous commit.
1858 2012-10-26 Terry Guo <terry.guo@arm.com>
1860 Backport from mainline
1861 2012-10-23 Terry Guo <terry.guo@arm.com>
1864 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1867 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1869 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1871 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1873 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1875 * config.gcc (microblaze*-*-rtems*): New target.
1876 * config/microblaze/rtems.h: New.
1877 * config/microblaze/t-rtems: New.
1879 2012-10-25 Richard Biener <rguenther@suse.de>
1881 PR tree-optimization/54902
1882 * tree-ssa-pre.c (fini_pre): Return TODO.
1883 (execute_pre): Adjust.
1884 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1885 blocks before computing dominators.
1887 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1889 Backport from mainline
1890 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1892 * config/i386/i386.c (memory_address_length): Assert that non-null
1893 base or index RTXes are registers. Do not check for REG RTXes.
1894 Determine addr32 prefix using SImode_address_operand or
1895 from original base and index RTXes. Simplify code.
1897 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1899 * config/i386/i386-protos.h (memory_address_length): Add new bool
1900 argument. Update all uses.
1901 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1902 add length of addr32 prefix based on mode of base or index register.
1903 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1904 addresses here. Update call to memory_address_length.
1905 (ix86_print_address_operand): Use SImode_address_operand predicate.
1906 * config/i386/predicates.md (SImode_address_operand): New.
1907 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1908 to calculate "mode" attribute. Use SImode_address_operand predicate
1909 instead of open-coding accepted RTX codes.
1911 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1913 Backport from 2012-10-22 trunk r192685.
1914 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1915 Note __AVR_<device>__ is not defined for cores.
1916 Don't point to --help=target.
1917 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1919 2012-10-19 Marek Polacek <polacek@redhat.com>
1921 Backported from mainline
1922 2012-10-19 Marek Polacek <polacek@redhat.com>
1925 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1926 pointer/non-pointer comparison.
1928 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1930 Backported from mainline
1931 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1934 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1935 sure the mode is correct when falling through from above cases.
1937 2012-10-19 Alan Modra <amodra@gmail.com>
1939 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1940 (HAVE_LD_LARGE_TOC): Likewise.
1941 * configure: Regenerate.
1943 2012-10-19 Alan Modra <amodra@gmail.com>
1945 * config/rs6000/predicates.md (splat_input_operand): Don't call
1946 input_operand for MEMs. Instead check for volatile and call
1947 memory_address_addr_space_p with modified mode.
1949 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1951 Backported from mainline
1952 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1954 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1956 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1958 PR rtl-optimization/54870
1959 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1960 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1961 SSA_NAME pointer that points to a partition if there is at least
1962 one variable with it set in the partition.
1963 * dse.c (local_variable_can_escape): New predicate.
1964 (can_escape): Call it.
1965 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1966 mark the SSA_NAME pointer that points to a partition.
1968 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1970 Backport from mainline
1971 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1973 PR rtl-optimization/53701
1974 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1975 rocess not only expr's vinsns but all old vinsns from expr's
1978 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1980 Backport from mainline
1981 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1984 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1986 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1987 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1988 only if producer writes to the register given by regno.
1990 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1992 Backport from mainline
1993 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1995 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1996 (UNSPEC_LOADU): New.
1997 (UNSPEC_STOREU): Ditto.
1998 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1999 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2000 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2001 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2002 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2003 (<sse2>_storedqu<avxsizesuffix>): ... this.
2004 (*sse4_2_pcmpestr_unaligned): Update.
2005 (*sse4_2_pcmpistr_unaligned): Ditto.
2007 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2008 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2009 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2010 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2011 gen_sse2_load{dqu,upd} to load from unaligned memory and
2012 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2014 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2015 Use CODE_FOR_sse_loadups.
2016 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2017 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2018 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2019 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2020 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2021 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2022 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2023 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2024 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2025 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2026 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2028 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2030 Backport from trunk (r190222):
2032 PR tree-optimization/54146
2033 * ifcvt.c: Include pointer-set.h.
2034 (cond_move_process_if_block): Change type of then_regs and
2035 else_regs from alloca'd array to pointer_sets.
2036 (check_cond_move_block): Update for this change.
2037 (cond_move_convert_if_block): Likewise.
2038 * Makefile.in: Fix dependencies for ifcvt.o.
2040 2012-10-15 Richard Guenther <rguenther@suse.de>
2042 PR tree-optimization/54920
2043 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2044 allocate temporary storage for all NARY elements.
2046 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2049 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2051 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2053 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2054 default_use_cxa_atexit to yes.
2056 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2058 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2060 2012-10-05 Jan Hubicka <jh@suse.cz>
2061 Jakub Jelinek <jakub@redhat.com>
2063 PR tree-optimization/33763
2064 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2065 attribute for redefined extern inline functions.
2067 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2069 Backported from mainline
2070 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2072 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2073 in SSE and YMM state support check for -march=native.
2075 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2078 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2081 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2083 Backported from mainline
2084 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2087 * doc/invoke.texi: Document -mprefer-avx128.
2089 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2091 Backported from mainline
2092 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2095 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2096 (XSTATE_FP): Likewise.
2097 (XSTATE_SSE): Likewise.
2098 (XSTATE_YMM): Likewise.
2099 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2100 SSE and YMM states aren't supported.
2102 2012-10-01 Tom de Vries <tom@codesourcery.com>
2104 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2107 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2110 * config/s390/s390.c (s390_option_override): Add missing break.
2112 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2114 Backport from mainline
2115 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2117 * config.gcc: Replace 'host' with 'target' when configuring for
2118 powerpc64*-*-freebsd.
2120 2012-09-28 Meador Inge <meadori@codesourcery.com>
2122 Backport from mainline
2123 2012-09-27 Meador Inge <meadori@codesourcery.com>
2125 * gcc-ar.c (main): Handle the returning of the sub-process error
2128 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2130 Backport from 2012-09-28 trunk r191821.
2131 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2133 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2136 * simplify-rtx.c (simplify_binary_operation_1): Perform
2137 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2139 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2141 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2142 TYPE_NONALIASED_COMPONENT flag.
2143 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2144 TYPE_NONALIASED_COMPONENT flag.
2146 2012-09-21 Richard Guenther <rguenther@suse.de>
2149 Backport from mainline
2150 2012-04-19 Richard Guenther <rguenther@suse.de>
2152 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2155 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2158 * c-typeck.c (c_cast_expr): When casting to a type requiring
2159 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2162 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2165 * c-typeck.c (build_unary_op): Pass original argument of
2166 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2167 any C_MAYBE_CONST_EXPR, if it has integer operands.
2168 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2169 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2170 to c_objc_common_truthvalue_conversion, then remove any
2171 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2172 c_objc_common_truthvalue_conversion not
2173 c_common_truthvalue_conversion.
2174 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2175 call note_integer_operands for arguments with integer operands
2176 that are not integer constants.
2178 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2180 Backported from mainline
2181 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2183 PR tree-optimization/54563
2184 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2185 gimple_purge_dead_eh_edges if last call has been changed.
2187 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2190 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2191 instead of (match_dup 0) as second argument to vec_merge.
2192 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2193 Remove third alternative.
2194 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2195 operand 2 instead of operand 1, but put it as first argument
2197 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2198 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2201 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2203 * BASE-VER: Set to 4.7.3.
2204 * DEV-PHASE: Set to prerelease.
2206 2012-09-20 Release Manager
2208 * GCC 4.7.2 released.
2210 2012-09-15 Andi Kleen <ak@linux.intel.com>
2212 Backport from mainline
2213 2012-09-07 Andi Kleen <ak@linux.intel.com>
2215 * gcc/lto-streamer.h (res_pair): Add.
2216 (lto_file_decl_data): Replace resolutions with respairs.
2218 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2219 Initialize respairs.
2220 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2222 2012-09-14 Walter Lee <walt@tilera.com>
2224 Backport from mainline.
2225 2012-09-14 Walter Lee <walt@tilera.com>
2227 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2228 option for TILEPro and TILE-Gx.
2230 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2232 * config/i386/i386.h (x86_prefetchw): New global variable.
2233 (TARGET_PREFETCHW): New macro.
2234 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2235 (processor_alias_table): Add PTA_PREFETCHW to
2236 bdver1, bdver2 and btver1.
2237 (ix86_option_override_internal): Set x86_prefetchw for
2238 PTA_PREFETCHW targets.
2239 * config/i386/i386.md (prefetch): Expand to prefetchw
2240 for TARGET_PREFETCHW.
2241 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2243 Backport from mainline
2244 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2246 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2247 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2249 (*prefetch_sse): ... this.
2250 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2252 (*prefetch_3dnow): ... this.
2254 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2257 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2258 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2260 2012-09-12 Teresa Johnson <tejohnson@google.com>
2262 Backport from mainline.
2263 2012-09-12 Teresa Johnson <tejohnson@google.com>
2265 PR gcov-profile/54487
2266 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2267 test using F_SETLKW with fcntl.
2268 * configure, config.in: Regenerate.
2270 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2272 Backport from mainline
2273 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2275 * config/i386/i386.md : Comments on fma4 instruction selection
2276 reflect requirement on register pressure based cost model.
2278 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2279 flag is set-reset as informed by the cpuid flag.
2281 * config/i386/i386.c (processor_alias_table): fma4
2282 flag is enabled for bdver2.
2284 2012-09-12 Christian Bruel <christian.bruel@st.com>
2286 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2288 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2290 * config.gcc: Obsolete picochip-*.
2292 2012-09-11 Richard Guenther <rguenther@suse.de>
2295 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2296 on flag_toplevel_reorder.
2298 2012-09-10 Richard Henderson <rth@redhat.com>
2300 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2303 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2305 Backport from 2012-09-10 mainline r191132.
2308 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2310 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2313 * tree-sra.c (disqualify_base_of_expr): Check for possible
2314 NULL_TREE returned by get_base_address()
2316 2012-09-07 Richard Guenther <rguenther@suse.de>
2318 Backport from mainline
2319 2012-06-26 Jan Hubicka <jh@suse.cz>
2322 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2325 2012-09-07 Richard Guenther <rguenther@suse.de>
2327 Backport from mainline
2328 2012-07-13 Richard Guenther <rguenther@suse.de>
2330 PR tree-optimization/53922
2331 * tree-vrp.c (value_inside_range): Change prototype to take
2332 min/max instead of value-range.
2333 (range_includes_zero_p): Likewise. Return the result from
2335 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2336 return value from range_includes_zero_p.
2337 (extract_range_from_unary_expr_1): Likewise.
2338 (compare_range_with_value): Likewise.
2339 (vrp_meet_1): Likewise.
2341 2012-09-07 Richard Guenther <rguenther@suse.de>
2344 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2345 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2346 arguments separately.
2348 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2350 Backported from mainline
2351 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2353 PR rtl-optimization/54455
2354 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2355 bb ends up with asm goto referencing bb's label.
2357 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2359 Backport from mainline.
2360 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2361 Richard Earnshaw <richard.earnshaw@arm.com>
2364 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2365 element size. Use elem_type from the formal parameter. New parameter
2367 (neon_expand_args): Adjust call to neon_dereference_pointer.
2369 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2371 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2372 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2374 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2376 Backport from mainline
2377 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2379 * config/i386/i386.md (isa): Add fma and fma4.
2380 (enabled): Handle fma and fma4.
2381 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2382 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2383 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2384 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2385 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2386 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2388 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2390 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2391 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2392 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2394 2012-09-06 Richard Guenther <rguenther@suse.de>
2396 PR tree-optimization/54498
2397 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2398 abort when reaching an already visited region.
2399 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2400 (get_continuation_for_phi_1): Likewise.
2401 (walk_non_aliased_vuses): When we translated the reference,
2402 abort when we re-visit a region.
2403 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2405 2012-09-06 Andrew Pinski <apinski@cavium.com>
2408 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2410 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2413 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2414 build_int_cst with size_type_node instead of size_int.
2416 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2418 Backport from 2012-09-05 mainline r190697.
2421 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2422 configured --with-avrlibc.
2423 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2425 * config/avr/avrlibc.h: New file.
2426 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2427 configured --with-avrlibc.
2428 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2430 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2432 Backport from 2012-09-04 mainline r190919
2435 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2436 of size less than 4 bytes by using macro ARM_NUM_INTS.
2437 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2439 2012-09-04 Richard Henderson <rth@redhat.com>
2441 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2443 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2445 Backport from 2012-09-04 mainline r190920
2448 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2450 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2452 Backport from 2012-09-04 mainline r190914
2455 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2457 (avr_allocate_stack_slots_for_args): ...this new static function.
2459 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2461 Backported from mainline
2462 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2465 * doc/invoke.texi: Add -da and remove -dm.
2467 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2469 Backported from mainline
2470 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2473 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2474 operands[1] is CONST_INT_P, convert it to QImode before printing.
2476 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2479 * c-convert.c (convert): Don't call fold_convert_loc if
2480 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2481 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2482 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2484 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2487 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2488 if init is a CONSTRUCTOR.
2490 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2492 PR rtl-optimization/54369
2493 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2494 calling dbr_schedule.
2495 * config/sparc/sparc.c (sparc_reorg): Likewise.
2497 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2499 Backport from mainline
2500 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2502 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2503 case for Atom processor.
2505 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2507 Backport from mainline
2508 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2511 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2512 true for TARGET_64BIT or !flag_pic.
2513 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2514 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2515 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2516 Add insn constraint. Conditionally emit xchg asm insns.
2517 (atomic_compare_and_swap<mode>): Update calls. Check only
2518 cmpxchg8b_pic_memory_operand in memory address fixup.
2520 (CASHMODE): Rename from DCASHMODE.
2521 (doublemodesuffix): Update modes.
2522 (regprefix): New mode attribute.
2524 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2525 <UNSPECV_CMPXCHG>: New constant.
2526 (atomic_compare_and_swap<mode>_1): Rename from
2527 atomic_compare_and_swap_single<mode>. Update calls and
2528 unspec_volatile constants.
2529 (atomic_compare_and_swap<mode>_doubleword): Rename from
2530 atomic_compare_and_swap_double<mode>. Update calls and
2531 unspec_volatile constants.
2533 2012-08-28 Walter Lee <walt@tilera.com>
2535 Backport from mainline
2536 2012-08-28 Walter Lee <walt@tilera.com>
2538 * confg/tilegx/tilegx.md: Fix code style.
2539 (*zero_extendsidi_truncdisi): Fix typo.
2540 * config/tilegx/tilegx.c: Fix code style.
2541 (tilegx_function_profiler): Fix typo.
2543 2012-08-27 Walter Lee <walt@tilera.com>
2545 Backport from mainline
2546 2012-08-27 Walter Lee <walt@tilera.com>
2548 * doc/md.texi (TILE-Gx): Fix typo.
2550 2012-08-27 Walter Lee <walt@tilera.com>
2552 Backport from mainline
2553 2012-08-27 Walter Lee <walt@tilera.com>
2555 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2556 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2558 2012-08-27 Walter Lee <walt@tilera.com>
2560 Backport from mainline
2561 2012-08-27 Walter Lee <walt@tilera.com>
2563 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2564 (insn_bfins): Delete.
2566 2012-08-27 Walter Lee <walt@tilera.com>
2568 Backport from mainline
2569 2012-08-27 Walter Lee <walt@tilera.com>
2571 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2572 atomic_exchange_bare<mode>,
2573 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2574 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2575 * config/tilegx/tilegx.md (type): Add X1_remove.
2576 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2577 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2578 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2581 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2583 PR rtl-optimization/54088
2584 * jump.c (delete_related_insns): Robustify latest change.
2586 2012-08-21 Richard Guenther <rguenther@suse.de>
2588 Backport from mainline
2589 2012-08-16 Richard Guenther <rguenther@suse.de>
2592 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2594 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2595 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2596 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2597 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2598 (tree_ssa_lim_finalize): Free all mem_refs.
2599 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2600 scc when bailing out.
2601 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2602 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2603 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2604 FOR_EACH_LOOP_BREAK.
2606 2012-08-17 Richard Guenther <rguenther@suse.de>
2608 * tree-sra.c (modify_function): Free redirect_callers vector.
2609 * ipa-split.c (split_function): Free args_to_pass vector.
2610 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2612 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2613 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2614 (vect_analyze_slp_instance): Free everything.
2615 (destroy_bb_vec_info): Free the SLP instances.
2617 2012-08-17 Richard Guenther <rguenther@suse.de>
2619 * params.def (integer-share-limit): Decrease from 256 to 251,
2622 2012-08-21 Richard Guenther <rguenther@suse.de>
2624 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2625 the affine expansion cache.
2627 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2629 Backported from trunk
2630 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2633 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2635 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2637 Backport from mainline.
2638 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2641 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2642 mark as predicable. Adjust asm template.
2643 (vec_setv2di_internal): Likewise.
2644 (vec_extract<mode> VD, VQ): Likewise.
2645 (vec_extractv2di): Likewise.
2646 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2647 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2648 (neon_vdup_n<mode> VX, V32): Likewise.
2649 (neon_vdup_nv2di): Likewise.
2651 2012-08-17 Walter Lee <walt@tilera.com>
2653 Backport from mainline
2654 2012-08-17 Walter Lee <walt@tilera.com>
2656 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2657 (FEEDBACK_ENTER): Define.
2658 (FEEDBACK_REENTER): Define.
2659 (FEEDBACK_ENTRY): Define.
2660 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2661 (FEEDBACK_ENTER): Define.
2662 (FEEDBACK_REENTER): Define.
2663 (FEEDBACK_ENTRY): Define.
2665 2012-08-16 Walter Lee <walt@tilera.com>
2667 Backport from mainline
2668 2012-08-16 Walter Lee <walt@tilera.com>
2670 * config.gcc (tilegx-*-linux*): Add feedback.h.
2671 (tilepro-*-linux*): Likewise.
2672 * config/tilegx/feedback.h: New file.
2673 * config/tilepro/feedback.h: New file.
2675 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2677 Backport from mainline r189840 and r187586:
2678 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2680 * config/i386/i386.md (stack_protect_set): Disable the pattern
2681 for Android since Android libc (bionic) does not provide random
2682 value for stack protection guard at gs:0x14. Guard value
2683 will be provided from external symbol (default implementation).
2684 (stack_protect_set_<mode>): Likewise.
2685 (stack_protect_test): Likewise.
2686 (stack_protect_test_<mode>): Likewise.
2687 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2688 not have Bionic by default
2689 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2690 Macro OPTION_BIONIC is defined in this file and provides Bionic
2691 accessibility status
2693 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2695 * configure.ac: Stack protector enabling for Android targets.
2696 * configure: Regenerate.
2698 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2700 Backported from trunk
2701 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2703 PR rtl-optimization/53942
2704 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2705 directly from likely spilled non-fixed hard registers, move them
2708 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2710 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2711 (xop_phaddubq): Ditto.
2713 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2715 Backport from mainline
2716 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2717 Richard Earnshaw <rearnsha@arm.com>
2719 * target.def (vector_alignment): New target hook.
2720 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2721 * doc/tm.texi: Regenerate.
2722 * targhooks.c (default_vector_alignment): New function.
2723 * targhooks.h (default_vector_alignment): Add prototype.
2724 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2725 * config/arm/arm.c (arm_vector_alignment): New function.
2726 (TARGET_VECTOR_ALIGNMENT): Define.
2728 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2729 vector type alignment instead of size.
2730 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2731 element type size directly instead of computing it from alignment.
2732 Fix variable naming and comment.
2734 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2736 Backport from mainline
2737 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2739 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2740 (alpha_pad_function_end): ... this. Also insert NOP between
2741 sibling call and GP load.
2742 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2744 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2746 Backport from mainline
2747 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2748 H.J. Lu <hongjiu.lu@intel.com>
2750 PR rtl-optimization/54157
2751 * combine.c (gen_lowpart_for_combine): Don't return identity
2752 for CONST or symbolic reference.
2754 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2756 Backport from mainline
2757 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2759 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2760 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2761 split_cost argument signed.
2762 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2763 (ix86_avoid_lea_for_addr): Ditto.
2765 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2767 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2768 the address has less than two components.
2770 2012-08-02 Steve Ellcey <sellcey@mips.com>
2772 Backport from mainline
2773 2012-07-19 Steve Ellcey <sellcey@mips.com>
2775 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2778 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2780 Backport from mainline
2781 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2784 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2785 negative constant address for TARGET_X32 ...
2786 (ix86_decompose_address): ... here. Reject constant addresses
2787 that don't satisfy x86_64_immediate_operand predicate.
2789 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2792 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2793 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2794 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2795 addresses. Prevent zero extensions of CONST_INT operands.
2797 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2800 * config/i386/i386.md (*lea): New insn pattern.
2802 (*lea<mode>_2): Ditto.
2803 (*lea_{3,4,5,6}_zext): Ditto.
2804 * config/i386/predicates.md (lea_address_operand): Do not reject
2805 zero-extended address operands.
2806 * config/i386/constraints.md (j): Remove address constraint.
2807 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2809 (ix86_print_operand_address): Handle SImode subreg of an address.
2810 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2812 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2814 Backport from mainline
2815 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2818 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2819 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2821 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2822 (*movdi_internal_rex64): Use %E operand modifier for lea.
2823 (*movsi_internal): Ditto.
2825 (*lea<mode>_2): Ditto.
2826 (*lea_{3,4,5,6}_zext): Ditto.
2827 (*tls_global_dynamic_32_gnu): Ditto.
2828 (*tls_global_dynamic_64): Ditto.
2829 (*tls_dynamic_gnu2_lea_32): Ditto.
2830 (*tls_dynamic_gnu2_lea_64): Ditto.
2831 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2833 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2835 Backport from mainline
2836 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2838 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2840 (ix86_print_operand_address): Assert that parts.base and parts.index
2841 are non-NULL after call to simplify_subreg.
2843 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2846 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2848 * config/sh/sh.c (sh_option_override): Do not change
2849 flag_finite_math_only. Set TARGET_IEEE to complement of
2850 flag_finite_math_only.
2851 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2852 description of mieee and mno-ieee behavior.
2854 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2857 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2858 (_lzcnt_u64): Ditto.
2860 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2862 Backport from mainline
2863 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2865 PR rtl-optimization/52250
2866 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2867 to put note list into. Unconditionally call move_bb_info.
2868 (move_bb_info): Do not assert the blocks being in the same region,
2869 just drop the note list if they are not.
2871 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2873 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2875 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2877 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2878 defining statement is a SSA name that occurs in abnormal PHIs.
2880 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2882 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2885 2012-07-19 Richard Guenther <rguenther@suse.de>
2886 Eric Botcazou <ebotcazou@adacore.com>
2888 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2889 about transition from invariant to known bits.
2890 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2892 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2895 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2896 (cleanup_tree_cfg_bb): Don't call it.
2897 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2900 2012-07-19 Christian Bruel <christian.bruel@st.com>
2903 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2905 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2907 * config.gcc (v850-*-rtems*): New target.
2908 * config/v850/rtems.h: New.
2909 * config/v850/t-rtems: New.
2911 2012-07-18 Nick Clifton <nickc@redhat.com>
2913 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2915 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2919 Backport from mainline
2920 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2923 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2924 instead expand it as zero extension.
2926 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2928 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2929 QImode and HImode splitters. Use ix86_comparison_operator.
2930 Explicitly match FLAGS_REG.
2931 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2933 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2934 Steven Bosscher <steven@gcc.gnu.org>
2935 Bernd Schmidt <bernds@codesourcery.com>
2937 PR rtl-optimization/53908
2938 * df-problems.c (can_move_insns_across): When doing
2939 memory-reference book-keeping, handle call insns.
2941 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2943 Backport from mainline
2944 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2947 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2948 sibcall_insn_operand. Move it to a temporary register if not.
2950 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2953 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2954 emit PIC sequence for fnaddr symbol reference in advance.
2956 2012-07-09 Jason Merrill <jason@redhat.com>
2959 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2960 (type_hash_eq): Likewise.
2963 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2965 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2967 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2968 due to negative shift amount.
2970 2012-07-06 Kai Tietz <ktietz@redhat.com>
2972 Backport from mainline.
2974 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2975 as "/mingw/include".
2977 2012-07-06 Nick Clifton <nickc@redhat.com>
2979 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2980 default_encode_section_info.
2982 2012-07-06 Richard Guenther <rguenther@suse.de>
2984 Backport from mainline
2985 2012-03-30 Richard Guenther <rguenther@suse.de>
2988 * double-int.c (rshift_double): Remove not needed cast.
2990 2012-03-28 Richard Guenther <rguenther@suse.de>
2993 * double-int.h (rshift_double): Remove.
2994 * double-int.c (lshift_double): Use absu_hwi to make count
2996 (rshift_double): Make static, take unsigned count argument,
2997 remove handling of negative count argument.
2998 (double_int_rshift): Dispatch to lshift_double.
3000 2012-07-06 Richard Guenther <rguenther@suse.de>
3002 Backport from mainline
3003 2012-06-18 Richard Guenther <rguenther@suse.de>
3005 PR tree-optimization/53693
3006 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3007 Reject operands with more than one use.
3009 2012-07-06 Richard Guenther <rguenther@suse.de>
3011 Backport from mainline
3012 2012-04-11 Richard Guenther <rguenther@suse.de>
3015 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3016 consider loop nesting.
3017 (evolution_function_is_univariate_p): Properly check the remainder
3020 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3022 Backport from mainline
3023 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3025 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3026 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3027 (adjacent_mem_locations): Move some code to and call...
3028 (get_memref_parts): ...new function.
3029 (mem_locations_overlap): New function.
3030 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3031 (is_mem_ref): Rename to...
3032 (find_mem_ref): ...this. Return MEM rtx.
3033 (get_store_dest): Remove function.
3034 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3035 new parameter and adjust calls.
3036 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3037 mem refs overlap for true_store_to_load_dep_costly.
3038 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3039 passed to adjacent_mem_locations.
3040 (is_costly_group): Walk resolved dependency list.
3041 (force_new_group): Emit group ending nop for Power6/Power7.
3042 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3043 (group_ending_nop): New define_insn.
3045 2012-07-04 Richard Guenther <rguenther@suse.de>
3048 * gimple-fold.c (get_base_constructor): Do not return an
3049 error_mark_node DECL_INITIAL.
3051 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3053 Backport from mainline
3054 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3056 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3057 code model string in the error message.
3059 2012-07-04 Tristan Gingold <gingold@adacore.com>
3061 Backport from mainline.
3062 2012-06-25 Tristan Gingold <gingold@adacore.com>
3064 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3065 (seh_cfa_adjust_cfa): ... that function.
3066 (seh_emit_stackalloc): Do not emit out of range values.
3067 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3068 UNSPEC_DEF_CFA constants.
3069 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3070 * config/i386/i386.c (ix86_frame_pointer_required): Required
3071 for very large frames on SEH target.
3072 (ix86_compute_frame_layout): Save area is before frame pointer
3073 on SEH target. Handle very large frames.
3074 (ix86_expand_prologue): Likewise.
3076 2012-07-04 Richard Guenther <rguenther@suse.de>
3078 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3079 as in free_lang_data_in_type.
3081 2012-07-02 Martin Jambor <mjambor@suse.cz>
3083 Backport from mainline.
3084 2012-07-02 Martin Jambor <mjambor@suse.cz>
3087 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3088 dynamic type change check.
3090 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3092 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3093 last statement of the finally block onto the switch.
3095 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3097 * configure: Regenerate.
3099 Backport from mainline.
3100 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3102 * config.gcc (target_type_format_char): New. Document it. Set it for
3104 * configure.ac (gnu_unique_option): Use target_type_format_char
3105 in test. Comment rationale.
3107 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3109 Backport from mainline.
3110 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3112 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3114 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3116 Backport from 2012-06-28 mainline r189049
3119 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3120 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3121 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3122 avr_hard_regno_call_part_clobbered.
3124 2012-06-28 Richard Guenther <rguenther@suse.de>
3127 * expr.c (expand_expr_real_1): Verify if the type is complete
3128 before inspecting its size.
3130 2012-06-27 Nick Clifton <nickc@redhat.com>
3132 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3135 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3138 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3140 2012-06-26 Nick Clifton <nickc@redhat.com>
3142 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3144 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3147 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3148 of x x x in the vmovlps load alternative.
3150 2012-06-22 Richard Guenther <rguenther@suse.de>
3152 * gcov-iov.c: Include bconfig.h and system.h.
3154 2012-06-22 Richard Guenther <rguenther@suse.de>
3156 PR gcov-profile/53744
3157 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3159 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3161 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3162 DECL_IGNORED_P non-reg vars even if they are used.
3164 2012-06-19 Jason Merrill <jason@redhat.com>
3167 * dwarf2out.c (modified_type_die): Use scope_die_for.
3168 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3169 (uses_local_type_r, uses_local_type): New.
3170 (scope_die_for): Keep a type that uses a local type in local scope.
3171 Use get_context_die for namespace and type scope.
3173 2012-06-19 Richard Guenther <rguenther@suse.de>
3176 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3177 replace it with the first non-BLOCK context.
3179 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3181 PR rtl-optimization/53700
3183 Backport from mainline
3184 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3186 * ira-color.c (setup_left_conflict_sizes_p): Process all
3187 conflicting objects.
3189 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3191 Backport from mainline
3192 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3195 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3196 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3197 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3198 instead of xop_mulv2div2di3_low.
3199 (xop_p<macs>dql): Fix vec_select selector.
3200 (xop_p<macs>dqh): Ditto.
3201 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3202 (xop_mulv2div2di3_high): Ditto.
3204 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3206 Backport from mainline:
3207 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3209 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3211 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3213 Backport from mainline:
3214 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3216 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3217 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3218 MAX_PCREL17F_OFFSET instead of fixed offset.
3219 (pa_attr_length_call): Likewise.
3220 (pa_attr_length_indirect_call): Likewise.
3222 2012-06-15 Walter Lee <walt@tilera.com>
3224 Backport from mainline:
3225 2012-06-15 Walter Lee <walt@tilera.com>
3227 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3229 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3231 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3233 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3235 Backport from mainline:
3237 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3238 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3239 * gimple.h (block_in_transaction): Check for flag_tm.
3241 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3243 PR tree-optimization/52558
3245 Backport from mainline:
3246 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3247 * gimple.h (gimple_set_in_transaction): Remove.
3248 (gimple_in_transaction): Look in BB instead.
3249 (gimple_statement_base): Remove in_transaction field.
3250 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3251 * trans-mem.c (compute_transaction_bits): Place transaction bit
3252 information into basic blocks.
3254 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3256 PR tree-optimization/52558
3257 * cfg.c (alloc_aux_for_edge): Fix comment.
3258 (alloc_aux_for_edge): Remove static.
3259 * basic-block.h (alloc_aux_for_edge): Protoize.
3260 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3261 (execute_sm_if_changed_flag): New.
3262 (execute_sm_if_changed_flag_set): New.
3263 (execute_sm): Do not generate data races unless requested.
3264 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3265 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3266 * gimple.h (block_in_transaction): New.
3267 (gimple_in_transaction): Use block_in_transaction.
3269 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3271 Backported from mainline
3272 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3274 PR rtl-optimization/53589
3275 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3276 discovery even when e->dest != target. If any LABEL_REF points
3277 to e->dest label, redirect it to target's label.
3279 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3282 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3283 returns false, replace stmt with GIMPLE_NOP.
3284 (check_omp_nesting_restrictions): Instead of issuing warnings,
3285 issue errors and return false if any errors were reported.
3287 2012-06-14 Richard Guenther <rguenther@suse.de>
3289 * BASE-VER: Set to 4.7.2.
3290 * DEV-PHASE: Set to prerelease.
3292 2012-06-12 Christian Bruel <christian.bruel@st.com>
3295 * config/sh/sh.c (sh_option_override): Don't force
3296 flag_omit_frame_pointer and maccumulate_outgoing_args.
3297 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3299 2012-06-14 Release Manager
3301 * GCC 4.7.1 released.
3303 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3305 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3307 2012-06-13 Richard Henderson <rth@redhat.com>
3309 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3310 iterator instead of INT.
3312 2012-06-08 Richard Henderson <rth@redhat.com>
3315 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3316 note to a clobber insn when no other insn is available.
3318 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3321 * doc/invoke.texi (Wenum-compare): Update documentation.
3323 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3326 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3328 (altivec_stvlxl): Ditto.
3329 (altivec_stvrx): Ditto.
3330 (altivec_stvrxl): Ditto.
3332 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3335 * trans-mem.c (expand_block_edges): Do not skip the first
3336 statement when resetting the BB.
3338 2012-06-04 Richard Guenther <rguenther@suse.de>
3341 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3342 create new assembler names.
3344 2012-06-04 Richard Guenther <rguenther@suse.de>
3346 Backport from mainline
3347 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3350 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3351 larger than maxbits. Don't compute maxbits modulo align.
3352 Also check that unit bytes long store at bitpos / unit * unit
3353 doesn't affect bits beyond bitregion_end.
3354 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3355 would not fit into bitregion_start ... bitregion_end + 1 bit
3357 (store_split_bit_field): Decrease unit close to end of bitregion_end
3358 if access is restricted in order to avoid mutual recursion.
3360 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3362 Backport from 2012-06-04 mainline r188172
3365 * config/avr/avr-stdint.h: New file.
3366 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3369 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3371 PR tree-optimization/53550
3372 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3373 is POINTER_TYPE_P, use sizetype as step type instead of type.
3375 2012-06-04 Richard Guenther <rguenther@suse.de>
3376 Eric Botcazou <ebotcazou@adacore.com>
3378 Backport from mainline
3379 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3381 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3382 Change type of BITOFFSET to signed. Make sure the lower bound of
3383 the computed range is non-negative by adjusting OFFSET and BITPOS.
3384 (expand_assignment): Adjust call to get_bit_range.
3386 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3388 * expr.c (get_bit_range): Return the null range if the enclosing record
3389 is part of a larger bit field.
3391 2012-03-20 Richard Guenther <rguenther@suse.de>
3393 * stor-layout.c (finish_bitfield_representative): Fallback
3394 to conservative maximum size if the padding up to the next
3395 field cannot be computed as a constant.
3396 (finish_bitfield_layout): If we cannot compute the distance
3397 between the start of the bitfield representative and the
3398 bitfield member start a new representative.
3399 * expr.c (get_bit_range): The distance between the start of
3400 the bitfield representative and the bitfield member is zero
3401 if the field offsets are not constants.
3403 2012-03-16 Richard Guenther <rguenther@suse.de>
3405 * stor-layout.c (finish_bitfield_representative): Fall back
3406 to the conservative maximum size if we cannot compute the
3407 size of the tail padding.
3409 2012-03-14 Richard Guenther <rguenther@suse.de>
3411 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3412 * stor-layout.c (start_bitfield_representative): New function.
3413 (finish_bitfield_representative): Likewise.
3414 (finish_bitfield_layout): Likewise.
3415 (finish_record_layout): Call finish_bitfield_layout.
3416 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3417 for QUAL_UNION_TYPE fields.
3418 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3419 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3420 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3425 * expr.c (get_bit_range): Unconditionally extract bitrange
3426 from DECL_BIT_FIELD_REPRESENTATIVE.
3427 (expand_assignment): Adjust call to get_bit_range.
3429 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3432 * fold-const.c (fold_binary_loc): Refine previous change.
3434 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3436 Backport from mainline
3437 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3440 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3441 avoid going above orig insn. Update comments.
3443 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3445 Backport from mainline
3446 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3449 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3450 prologue for unwinder and profiler.
3452 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3454 Backport from mainline
3455 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3457 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3459 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3461 Backport from mainline
3462 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3464 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3465 DBX_REGISTER_NUMBER.
3467 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3469 Backport from mainline
3470 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3472 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3473 operand is CONST_INT. Take COSTS_N_INSNS into account.
3474 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3477 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3479 * config/avr/avr.opt (-msp8): Document it.
3480 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3482 2012-05-31 Richard Guenther <rguenther@suse.de>
3485 * expr.c (expand_assignment): Do not use movmisalign on
3488 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3491 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3492 (pa_section_type_flags): New.
3493 (pa_legitimate_constant_p): Revert previous change.
3495 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3497 Backport from mainline
3498 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3501 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3502 accessed indirectly.
3503 (ipa_tm_create_version): Same.
3505 2012-05-30 Jason Merrill <jason@redhat.com>
3508 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3509 about array compound literals.
3511 2012-05-30 Richard Guenther <rguenther@suse.de>
3514 * fold-const.c (fold_binary_loc): Make sure to call
3515 fold_plusminus_mult_expr with the original sign of operands.
3517 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3519 * explow.c (probe_stack_range): Restore simple control flow and stop
3520 again when the probe cannot be generated if HAVE_check_stack.
3522 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3524 PR rtl-optimization/53519
3525 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3526 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3528 2012-05-29 Richard Guenther <rguenther@suse.de>
3530 PR tree-optimization/53516
3531 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3533 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3535 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3537 Backport from mainline
3538 2012-05-28 Richard Guenther <rguenther@suse.de>
3540 PR tree-optimization/53438
3541 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3543 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3545 Backport from mainline
3546 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3548 PR rtl-optimization/52528
3549 * combine.c (can_combine_p): Add setting of subst_low_luid
3550 before call to expand_field_assignment().
3552 2012-05-26 Martin Jambor <mjambor@suse.cz>
3554 Backport from mainline
3555 2012-05-23 Martin Jambor <mjambor@suse.cz>
3557 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3559 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3562 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3563 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3565 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3568 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3569 (ix86_expand_vec_perm): Use int mode instead of float.
3571 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3574 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3575 gnu_ld variables to yes.
3576 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3577 (HAVE_GNU_AS): Likewise.
3578 * config.in: Regenerate.
3579 * configure: Likewise.
3581 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3583 Backport from mainline
3584 2012-03-12 Richard Guenther <rguenther@suse.de>
3585 * config/arm/arm.c (neon_dereference_pointer): Do not call
3586 covert during RTL expansion.
3588 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3590 Backport from mainline
3591 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3594 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3595 relied on signed overflow behavior.
3597 2012-05-24 Richard Guenther <rguenther@suse.de>
3600 * tree-profile.c (tree_profiling): Cleanup the CFG if
3601 execute_fixup_cfg requests it.
3603 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3605 PR tree-optimization/53465
3606 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3607 vr0 into *vr, then vrp_meet that.
3608 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3609 have any equivalences.
3610 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3613 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3615 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3617 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3618 (iterative_hash_gimple_type): Adjust comment.
3619 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3620 domain for an array type instead of the domain type itself.
3622 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3624 Backport from 2012-05-23 mainline r187803
3627 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3628 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3631 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3633 Backport from 2012-05-03 mainline r187075
3635 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3636 has_fma4 for AMD processors with both fma3 and fma4 support.
3638 2012-05-22 Richard Guenther <rguenther@suse.de>
3640 PR tree-optimization/53408
3641 * tree-vect-loop.c (vectorizable_induction): Properly check
3642 the restriction that we cannot handle induction results from
3643 the inner loop outside of the outer loop.
3645 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3647 PR tree-optimization/53436
3648 * omp-low.c (omp_build_component_ref): New function.
3649 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3651 PR tree-optimization/53366
3652 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3653 tests if complex_numbers == 2, but there are non-complex number loads
3656 PR tree-optimization/53409
3657 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3658 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3660 PR tree-optimization/53410
3661 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3662 instead of build_int_cst (type, 0) where vector types might be
3665 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3668 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3669 from folded operands before wrapping another around the
3670 conditional expression.
3672 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3673 Patrick Marlier <patrick.marlier@gmail.com>
3675 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3678 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3680 Backport from mainline
3681 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3684 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3685 (UNSPECV_RDRAND): This.
3686 (rdrand<mode>_1): Updated.
3688 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3690 Backport from mainline
3691 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3693 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3694 RDRND, F16C and FSGSBASE.
3696 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3698 Backport from mainline
3699 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3701 * tree-ssa-pre.c (can_value_number_call): Delete.
3702 (compute_avail): Skip all statements with side effects.
3703 <GIMPLE_CALL>: Skip calls to internal functions.
3705 2012-05-18 David S. Miller <davem@davemloft.net>
3707 Backport r185385 from mainline
3708 2012-03-14 Richard Guenther <rguenther@suse.de>
3711 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3712 element type instead of mode, use build_vector_type_for_mode
3713 instead of the langhook, build a vector of proper signedness.
3714 (expand_vector_operations_1): Adjust.
3716 2012-05-18 Olivier Hainque <hainque@adacore.com>
3718 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3719 $(libsubdir) as libexecsubdir.
3721 2012-05-16 Andrew Pinski <apinski@cavium.com>
3723 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3726 2012-05-16 David S. Miller <davem@davemloft.net>
3728 * jump.c (delete_related_insns): If we remove a CALL, make sure
3729 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3731 2012-05-16 Richard Henderson <rth@redhat.com>
3734 * combine-stack-adj.c (prev_active_insn_bb): New.
3735 (next_active_insn_bb): New.
3736 (force_move_args_size_note): New.
3737 (combine_stack_adjustments_for_block): Use it.
3739 2012-05-16 Olivier Hainque <hainque@adacore.com>
3741 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3742 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3743 Add comments and improve stamp preservation across the whole sequence.
3744 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3746 2012-05-16 Richard Guenther <rguenther@suse.de>
3748 PR tree-optimization/53364
3749 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3750 detect a view-conversion of the decl.
3752 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3755 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3756 that operands[2] is either immediate, or q_regs_operand.
3758 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3760 Backport r187139 from mainline.
3761 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3763 PR rtl-optimization/52804
3764 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3765 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3766 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3767 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3768 RELOAD_FOR_OUTADDR_ADDRESS.
3770 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3773 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3774 generate target register for "load" class builtins.
3777 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3780 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3781 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3782 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3783 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3784 (<sse>_movu<ssemodesuffix>): New expander.
3785 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3786 (avx_movdqu<avxmodesuffix>): New expander.
3787 (*sse2_movdqu): Rename from sse2_movdqu.
3788 (sse2_movdqu): New expander.
3790 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3792 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3793 lineno 1 the same as lineno 0 before first start file directive.
3794 (optimize_macinfo_range): Likewise.
3796 * dwarf2out.c (have_macinfo): Define.
3797 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3798 attribute, don't force empty compilation unit and don't emit any
3799 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3801 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3803 Backport from mainline
3804 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3806 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3807 ORDERED and UNORDERED conditions.
3809 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3811 * function.c (requires_stack_frame_p): If the function can throw
3812 non-call exceptions, return true if the insn can throw internally.
3814 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3816 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3817 DECL_ORIGINAL_TYPE if it is present.
3819 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3821 Backport from 2012-05-12 mainline r187342.
3824 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3825 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3826 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3827 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3828 (expand_prologue): Move initialization of cfun->machine->is_naked,
3829 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3830 (avr_set_current_function): ...this new static function.
3831 (TARGET_SET_CURRENT_FUNCTION): New define.
3832 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3833 checking attributes of current_function_decl.
3834 (avr_regs_to_save): Ditto.
3835 (signal_function_p): Rename to avr_signal_function_p.
3836 (interrupt_function_p): Rename to avr_interrupt_function_p.
3838 * doc/extend.texi (Function Attributes): Better explanation of
3839 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3842 2012-05-09 Matthias Klose <doko@ubuntu.com>
3844 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3846 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3849 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3850 when a constant source operand matches an "I" constraint, the "no
3851 CC0 change" applies to a register-destination only, not a
3852 strict_low_part-destination.
3854 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3856 Backport from mainline:
3857 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3859 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3861 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3863 PR tree-optimization/53239
3864 * tree-vrp.c (get_value_range): Set VR of
3865 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3868 2012-05-07 Richard Guenther <rguenther@suse.de>
3870 PR tree-optimization/53195
3871 * tree-inline.c (setup_one_parameter): Properly add referenced
3872 vars from the parameters new known value.
3874 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3876 Backport from mainline:
3877 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3880 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3883 2012-05-04 Ian Lance Taylor <iant@google.com>
3885 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3886 values from false to NULL.
3888 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3890 Backport from mainline
3891 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3894 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3895 (TARGET_CMOV): Rename from TARGET_CMOVE.
3896 (TARGET_CMOVE): New define.
3897 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3898 Do not set TARGET_CMOVE here.
3900 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3902 Backport from mainline:
3904 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3906 PR tree-optimization/52633
3907 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3908 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3909 (vect_recog_over_widening_pattern): Remove handling of code that was
3910 already detected as over-widening pattern. Remove special handling
3911 of "unsigned" cases. Instead, support general case of conversion
3912 of the shift result to another type.
3914 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3916 * tree-vect-patterns.c (vect_single_imm_use): New function.
3917 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3918 (vect_recog_over_widening_pattern): Likewise.
3919 (vect_recog_widen_shift_pattern): Likewise.
3921 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3923 PR tree-optimization/52870
3924 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3925 presumed pattern statement is within the same loop or basic block.
3927 2012-05-04 Richard Guenther <rguenther@suse.de>
3929 * common.opt (flto-report): Do not mark as Optimization.
3931 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3934 * recog.c (constrain_operands): If extra constraints are present, also
3935 accept pseudo-registers with equivalent memory locations during reload.
3937 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3939 Backport from the mainline
3940 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3943 * config/rs6000/rs6000.md (bswapdi splitters): If
3944 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3945 default) is used, generate an alternate sequence that does not
3946 depend on using indexed addressing.
3948 2012-05-03 David S. Miller <davem@davemloft.net>
3951 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3952 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3953 (sparc_emit_float_lib_cmp): Likewise.
3955 2012-05-04 Martin Jambor <mjambor@suse.cz>
3957 Backport from mainline
3958 2012-05-02 Martin Jambor <mjambor@suse.cz>
3961 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3962 of a variable when the contect is a function.
3964 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3967 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3968 append program name to it and pass that as first argument
3969 to make_relative_prefix. Always pass standard_libexec_prefix
3970 as last argument to make_relative_prefix. If
3971 make_relative_prefix returns NULL, fall back to
3972 standard_libexec_prefix.
3975 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3979 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3980 mode, return that mode.
3982 2012-05-03 Richard Guenther <rguenther@suse.de>
3984 PR tree-optimization/53144
3985 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3987 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3988 with SSA name values.
3989 (vn_reference_lookup_3): Adjust callers.
3991 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3993 PR tree-optimization/53163
3994 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3995 return value from compute_all_dependences.
3997 PR rtl-optimization/53160
3998 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3999 has been modified by ree pass already.
4001 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4003 Backport from mainline
4004 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4007 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4008 calls to cgraph_node_name in xstrdup.
4009 (ipa_make_edge_direct_to_target): Ditto.
4010 * tree-sra.c (convert_callers_for_node): Ditto.
4011 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4012 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4013 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4014 (cgraph_materialize_all_clones): Ditto.
4015 * ipa-inline.c (report_inline_failed_reason): Ditto.
4016 (want_early_inline_function_p): Ditto.
4017 (edge_badness): Ditto.
4018 (update_edge_key): Ditto.
4019 (flatten_function): Ditto.
4020 (ipa_inline): Ditto.
4021 (inline_always_inline_functions): Ditto.
4022 (early_inline_small_functions): Ditto.
4024 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4026 Backport from mainline
4027 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4029 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4030 Introduce emul_name to select the right linker emulation for
4031 powerpc64-*-freebsd*.
4032 * configure: Regenerate.
4033 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4034 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4035 * config/rs6000/freebsd64.h: New file.
4036 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4038 (rs6000_savres_strategy): Likewise.
4039 (rs6000_savres_routine_name): Likewise.
4040 (rs6000_elf_file_end): Likewise.
4041 * config/rs6000/t-freebsd64: New file.
4042 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4043 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4045 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4047 Backport from mainline
4048 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4051 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4053 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4055 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4056 predicate to discriminate types.
4058 2012-04-27 Richard Guenther <rguenther@suse.de>
4061 * convert.c (convert_to_integer): Avoid infinite recursion for
4062 target-defined built-in types.
4064 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4067 * config/cris/cris.md ("*andhi_lowpart_v32")
4068 ("*andqi_lowpart_v32"): Change first input-only operand from
4069 a (match_operand ...) to (match_dup 0). Drop alternatives with
4070 const_int-matching constraints for redundancy.
4071 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4072 three-operand alternative.
4074 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4076 Backport from mainline
4077 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4079 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4080 (*addsi_2_zext): Ditto.
4081 (*add<mode>_3): Ditto.
4082 (*addsi_3_zext): Ditto.
4083 (*add<mode>_5): Ditto.
4085 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4088 * c-typeck.c (set_nonincremental_init,
4089 set_nonincremental_init_from_string): Pass true instead of false
4090 as IMPLICIT to add_pending_init.
4092 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4094 Backport from 2012-04-24 mainline r186768.
4097 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4099 2012-04-24 Richard Guenther <rguenther@suse.de>
4101 PR tree-optimization/53085
4102 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4105 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4108 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4110 (output_addressed_constants): Likewise.
4113 * varasm.c (get_section): Don't ICE for section conflicts with
4114 built-in section kinds.
4116 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4118 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4120 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4122 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4124 2012-04-23 Richard Guenther <rguenther@suse.de>
4127 * c-typeck.c (build_binary_op): Fix typo.
4129 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4131 PR tree-optimizations/52891
4132 * tree-vect-patterns.c (adjust_bool_pattern): Use
4133 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4134 but with non-standard precision.
4136 2012-04-22 Ian Lance Taylor <iant@google.com>
4138 * godump.c (go_output_typedef): Dump size of structs.
4140 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4142 Backport from mainline:
4144 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4145 hints for 'A' operand types.
4147 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4149 Backport from 2012-04-19 mainline r186588.
4152 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4153 the case *(X+const).
4155 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4157 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4159 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4162 * config/i386/sync.md (atomic_<code><mode>): Rename to
4163 atomic_<logic><mode>.
4165 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4167 Backport from mainline
4168 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4171 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4172 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4173 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4174 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4175 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4176 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4177 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4178 gen_avx2_permvarv8sf.
4180 2012-04-16 Martin Jambor <mjambor@suse.cz>
4182 Backported from mainline
4184 2012-04-13 Martin Jambor <mjambor@suse.cz>
4187 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4188 fold_ctor_reference returns a zero constant.
4190 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4192 Backported from mainline
4193 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4195 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4196 and __ILP32__ for x32.
4198 2012-04-13 Tom de Vries <tom@codesourcery.com>
4200 Backport from mainline r186418.
4202 2012-04-13 Tom de Vries <tom@codesourcery.com>
4204 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4205 parameters vuse and vuse_escaped.
4206 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4207 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4210 2012-04-13 Richard Guenther <rguenther@suse.de>
4212 PR tree-optimization/52969
4213 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4214 the condition for the COND_EXPR and handle predicate negation
4215 by swapping the COND_EXPR arms.
4217 2012-04-13 Richard Guenther <rguenther@suse.de>
4220 * convert.c (convert_to_pointer): Remove special-casing of
4223 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4225 Backport from mainline
4226 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4229 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4230 the list of options to enable the FCFID instruction.
4231 (TARGET_EXTRA_BUILTINS): Adjust comment.
4233 2012-04-12 Richard Guenther <rguenther@suse.de>
4235 PR tree-optimization/52943
4236 * tree-chrec.h (chrec_is_positive): Remove.
4237 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4238 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4239 Return false for a constant zero instead of negative.
4240 (analyze_siv_subscript_cst_affine): Handle zero difference
4241 in the initial condition explicitely.
4243 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4246 * varasm.c (process_pending_assemble_externals): Set
4247 pending_assemble_externals_processed true.
4248 (assemble_external): Call assemble_external_real if the pending
4249 assemble externals have been processed.
4251 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4254 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4255 the DECL generated for the special GOT helper.
4257 2012-04-06 Walter Lee <walt@tilera.com>
4259 Backport from mainline
4260 2012-03-07 Walter Lee <walt@tilera.com>
4262 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4263 REG_CFA_* notes for the stack pointer.
4264 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4265 EH_RETURN_STACKADJ_RTX.
4266 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4267 generate REG_CFA_* notes for the stack pointer.
4268 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4269 by EH_RETURN_STACKADJ_RTX.
4271 2012-04-06 Matt Turner <mattst88@gmail.com>
4273 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4275 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4277 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4278 of the destination isn't also a FP_REGS register.
4280 2012-04-03 Richard Guenther <rguenther@suse.de>
4282 Backport from mainline
4283 2012-03-02 Richard Guenther <rguenther@suse.de>
4285 PR tree-optimization/52406
4286 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4287 (struct indices): Add unconstrained_base member.
4288 (struct dr_alias): Remove unused vops member.
4289 (DR_UNCONSTRAINED_BASE): New define.
4290 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4291 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4292 be an artificial access that covers the whole indexed object,
4293 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4294 plain decl base-objects to their MEM_REF variant.
4295 (dr_may_alias_p): When the base-object of either data reference
4296 has unknown size use only points-to information.
4297 (compute_affine_dependence): Make dumps easier to read and
4299 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4300 DR_REF when looking for packed references.
4301 (vect_supportable_dr_alignment): Likewise.
4303 2012-04-03 Richard Guenther <rguenther@suse.de>
4305 Backport from mainline
4306 2012-03-15 Richard Guenther <rguenther@suse.de>
4309 * tree-data-ref.c (subscript_dependence_tester_1): Check
4310 all dimensions for non-conflicting access functions.
4312 2012-04-03 Richard Guenther <rguenther@suse.de>
4314 Backport from mainline
4315 2012-03-06 Richard Guenther <rguenther@suse.de>
4318 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4320 2012-03-23 Richard Guenther <rguenther@suse.de>
4322 PR tree-optimization/52678
4323 * tree-vectorizer.h (struct _stmt_vec_info): Add
4324 loop_phi_evolution_part member.
4325 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4326 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4327 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4328 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4329 Use the cached evolution part and the PHI nodes value from
4330 the loop preheader edge instead of re-analyzing the evolution.
4332 2012-03-26 Richard Guenther <rguenther@suse.de>
4334 PR tree-optimization/52701
4335 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4336 compute and set the evolution part of PHI nodes.
4338 2012-03-30 Richard Guenther <rguenther@suse.de>
4340 PR tree-optimization/52754
4341 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4342 propagate arbitrary addresses into really plain dereferences.
4344 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4346 PR tree-optimization/52835
4347 * tree-data-ref.c (build_rdg): Return NULL if
4348 compute_data_dependences_for_loop failed.
4350 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4352 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4353 (stmt_can_make_abnormal_goto): Use it.
4354 (is_ctrl_altering_stmt): Likewise.
4356 2012-03-31 Martin Jambor <mjambor@suse.cz>
4358 Backported from mainline
4359 2012-03-30 Martin Jambor <mjambor@suse.cz>
4361 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4362 is a builtin_stack_save in a dominating BB.
4364 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4366 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4367 crossing 128bit lane boundary.
4369 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4371 Backported from mainline
4372 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4375 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4377 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4378 * config/i386/i386.c: Include reload.h.
4379 (ix86_legitimize_reload_address): New function.
4381 2012-03-28 Martin Jambor <mjambor@suse.cz>
4383 Backported from mainline
4384 2012-03-27 Martin Jambor <mjambor@suse.cz>
4387 * tree-sra.c (sra_modify_assign): Do not call
4388 load_assign_lhs_subreplacements when working with an unscalarizable
4391 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4394 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4395 __builtin_va_start to __builtin_next_arg if the latter is
4396 builtin_decl_explicit_p rather than when it is not.
4399 * tree-vect-generic.c (vector_element): Perform multiplication
4400 for pos in bitsizetype type instead of idx type.
4402 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4404 Backport from 2012-03-28 mainline r185910.
4407 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4408 (avr_builtin_decl): New static function.
4409 (struct avr_builtin_description, avr_bdesc): Move up.
4410 Add GTY marker. Add field fndecl. Remove redundant field id.
4411 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4412 (avr_expand_builtin): Code cleanup because .id is removed.
4414 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4417 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4420 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4422 Backport from 2012-03-28 mainline r185907.
4425 * config.gcc (tm_file): Remove avr/multilib.h.
4427 * doc/invoke.texi (AVR Options): Adjust
4428 documentation of -mtiny-stack.
4430 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4431 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4432 * config/avr/t-avr: Remove generation of multilib.h.
4433 * config/avr/t-multilib: Regenerate.
4434 * config/avr/multilib.h: Remove.
4435 * config/avr/avr.opt (-msp8): New option.
4436 (avr_sp8): New variable.
4437 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4438 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4439 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4440 (avr_device_to_sp8): New prototype.
4441 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4442 (DRIVER_SELF_SPECS): New define.
4443 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4444 __AVR_SP8__, __AVR_HAVE_SPH__.
4445 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4446 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4447 (avr_file_start): Ditto.
4449 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4452 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4453 instead of 8 in adjust_address.
4455 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4457 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4458 of a unit before computing the offset in units.
4460 2012-03-27 Richard Guenther <rguenther@suse.de>
4463 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4466 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4469 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4471 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4474 * varasm.c: Include pointer-set.h.
4475 (pending_assemble_externals_set): New pointer set.
4476 (process_pending_assemble_externals): Destroy the pointer set.
4477 (assemble_external): See if decl is in pending_assemble_externals_set,
4478 and add it to pending_assemble_externals if necessary.
4479 (init_varasm_once): Allocate pending_assemble_externals_set.
4481 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4483 Backported from mainline
4484 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4487 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4488 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4489 (vector_ltgt<mode>): Likewise.
4490 (vector_ordered<mode>): Likewise.
4491 (vector_unordered<mode>): Likewise.
4492 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4494 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4496 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4499 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4501 Backported from mainline
4502 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4506 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4507 GENERAL_REGS and FP_REGS for SImode.
4509 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4512 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4513 on any new_local_var_chain vars declared during recursing on
4514 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4516 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4518 Backport from 2012-03-22 mainline r185692.
4521 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4522 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4523 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4524 (delay_cycles_1, delay_cycles_2): Ditto.
4525 (delay_cycles_3, delay_cycles_4): Ditto.
4526 (nopv, *nopv): Ditto.
4527 (sleep, *sleep): Ditto.
4530 Backport from 2012-03-21 mainline r185605.
4532 PR rtl-optimization/52543
4534 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4535 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4536 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4537 (avr_load_libgcc_p): Restrict to __flash loads.
4538 (avr_out_lpm): Only handle 1-byte loads from __flash.
4539 (avr_load_lpm): New function.
4540 (avr_find_unused_d_reg): Remove.
4541 (avr_out_lpm_no_lpmx): Remove.
4542 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4543 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4544 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4545 (load_<mode>, load_<mode>_clobber): New insns.
4546 (mov<mode>): For multi-byte move from non-generic
4547 16-bit address spaces: Expand to load_<mode> resp.
4548 load_<mode>_clobber.
4549 (load<mode>_libgcc): Remove expander.
4550 (split-lpmx): Remove split.
4552 Backport from 2012-03-13 mainline r185329.
4555 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4556 offset (size) to a value the insns can deal with.
4557 (expand_epilogue): Ditto.
4559 Backport from 2012-03-12 mainline r185256.
4562 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4563 type from reg_class_t to enum reg_class.
4564 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4566 Backport from 2012-03-12 mainline r185253.
4569 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4570 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4571 r184615 from 2012-02-28.
4573 Backport from 2012-03-08 mainline r185105.
4575 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4576 for constants in [-63,63].
4578 Backport from 2012-03-08 mainline r185100.
4581 * config/avr/avr.c (avr_mem_clobber): New static function.
4582 (avr_expand_delay_cycles): Add memory clobber operand to
4583 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4584 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4585 (enable_interrupt, disable_interrupt): New expander.
4586 (nopv, sleep, wdr): New expanders.
4587 (delay_cycles_1): Add memory clobber.
4588 (delay_cycles_2): Add memory clobber.
4589 (delay_cycles_3): Add memory clobber.
4590 (delay_cycles_4): Add memory clobber.
4591 (cli_sei): New insn from former "enable_interrupt",
4592 "disable_interrupt" with memory clobber.
4593 (*wdt): New insn from former "wdt" with memory clobber.
4594 (*nopv): Similar, but for "nopv".
4595 (*sleep): Similar, but for "sleep".
4597 Backport from 2012-03-07 mainline r185043.
4600 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4602 Backport from 2012-03-07 mainline r185032.
4605 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4606 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4607 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4609 Backport from 2012-03-07 mainline r185031.
4612 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4614 * config/avr/avr.md (xload_8): Adjust insn length.
4616 Backport from 2012-03-07 mainline r185030.
4619 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4620 if RAMPZ affects reading from RAM.
4622 Backport from 2012-03-05 mainline r184919.
4624 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4626 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4628 Backport from mainline r185259.
4631 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4632 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4634 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4636 Backported from mainline
4637 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4640 * c-parser.c (c_parser_postfix_expression)
4641 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4643 * config/i386/smmintrin.h: Avoid /* within a comment.
4644 * config/i386/nmmintrin.h: Likewise.
4646 2012-03-22 Richard Guenther <rguenther@suse.de>
4648 * BASE-VER: Set to 4.7.1.
4649 * DEV-PHASE: Set to prerelease.
4651 2012-03-22 Release Manager
4653 * GCC 4.7.0 released.
4655 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4657 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4659 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4660 Andrew Pinski <apinski@cavium.com>
4663 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4664 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4665 calls instead of __builtin_ir{int,ound}*.
4667 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4670 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4673 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4675 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4676 Refer to GCC 4.7 version of c99status.html.
4678 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4680 Backport from mainline
4681 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4683 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4684 redefine to be NULL if the current bit-size is different from the
4685 configured bit-size.
4687 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4688 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4689 set the default tuning. Add asserts to make sure the cpu and tune
4690 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4691 test whether the index is set, instead of > 0.
4692 (rs6000_file_start): Do not reset the default cpu if the current
4693 bit-size is different from the configured bit-size.
4695 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4697 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4699 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4700 Update binutils references.
4701 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4702 Update binutils reference.
4703 Update Sun as/GNU ld caveat.
4704 Document binutils largefile requirement for LTO plugin.
4705 Remove reference to alternate libpthread.
4707 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4709 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4711 (Specific, mips-sgi-irix6): Likewise.
4713 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4715 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4716 * configure: Regenerate.
4718 2012-03-07 Richard Henderson <rth@redhat.com>
4720 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4721 * config/m68k/sync.md (atomic_test_and_set): Use it.
4722 (atomic_test_and_set_1): Likewise.
4724 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4727 * Makefile.in: Let install-gcc-ar depend on installdirs,
4728 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4729 Don't double canonicalize if cross-compiling.
4731 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4733 * trans-mem.c: New typedef for tm_region_p.
4734 Define vector types for tm_region_p.
4735 (tm_region_init): Replace region_worklist to a vector called
4738 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4741 * trans-mem.c (tm_region_init): Use last_basic_block.
4743 2012-03-05 Richard Henderson <rth@redhat.com>
4746 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4747 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4748 BIGGEST_ALIGNMENT is aligned.
4750 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4752 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4754 2012-03-05 Richard Henderson <rth@redhat.com>
4757 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4758 instead of calling negqi2 directly.
4760 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4762 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4763 (INTMAX_TYPE): Use it.
4764 (UINTMAX_TYPE): Likewise.
4765 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4766 (irix6_c_common_override_options): Declare.
4767 (C_COMMON_OVERRIDE_OPTIONS): Define.
4768 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4769 * config/mips/irix6-c.c: New file.
4770 * config/mips/t-irix6 (irix6-c.o): New target.
4771 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4774 2012-03-02 Richard Henderson <rth@redhat.com>
4776 * optabs.c (expand_atomic_test_and_set): Honor
4777 atomic_test_and_set_trueval even when atomic_test_and_set
4778 optab is not in use.
4780 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4782 Backport from mainline
4783 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4785 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4787 2012-03-02 Richard Guenther <rguenther@suse.de>
4789 * DEV-PHASE: Set to prerelease.
4791 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4793 * config.gcc (obsolete): Add all ARM targets using the FPA.
4794 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4795 * doc/install.texi: Avoid references to obsolete ARM ports.
4797 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4799 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4801 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4802 Joern Rennecke <joern.rennecke@embecosm.com>
4804 * doc/extend.texi: Expand and update information on interrupt
4805 attribute for Epiphany.
4807 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4809 * config/sh/sh-protos.h: Update copyright notice dates.
4810 * config/sh/sh.h: Likewise.
4811 * config/sh/sh.md: Likewise.
4812 * config/sh/constraints.md: Likewise.
4813 * config/sh/predicates.md: Likewise.
4815 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4817 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4818 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4820 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4822 * config/sh/constraints.md: Fix comment typo.
4824 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4827 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4828 unsigned HOST_WIDE_INT.
4829 (zvdep_imm64): Likewise.
4830 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4831 (vdepi_and): Likewise.
4832 Likewise for unamed 64-bit patterns.
4833 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4835 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4838 PR rtl-optimization/52417
4839 * cselib.c (cselib_any_perm_equivs): New variable.
4840 (cselib_reset_table): Check that it's not set when not
4841 preserving constants.
4842 (cselib_add_permanent_equiv): Set it.
4843 (cselib_have_permanent_equivalences): New.
4844 (cselib_init, cselib_finish): Reset it.
4845 * cselib.h (cselib_have_permanent_equivalences): Declare.
4846 * alias.c (get_addr): Restore earlier behavior when there
4847 aren't permanent equivalences.
4849 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4851 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4852 * config/v850/v850-modes.def: Fix copyright notice.
4854 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4856 * doc/extend.texi (AVR Built-in Functions): Document
4857 __builtin_avr_flash_segment.
4859 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4860 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4861 (*split.flash_segment): New insn-and-split.
4862 * config/avr/avr.c (avr_init_builtins): Add local variables:
4863 const_memx_void_node, const_memx_ptr_type_node,
4864 char_ftype_const_memx_ptr.
4866 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4868 PR tree-optimization/52445
4869 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4870 add ssa_name_ver, offset and size fields and change store field
4872 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4873 (add_or_mark_expr): Likewise. Only consider previous stores
4874 with the same size and offset.
4875 (nt_init_block): Only look at gimple_assign_single_p stmts,
4876 doesn't look at rhs2.
4878 2012-03-01 Richard Guenther <rguenther@suse.de>
4881 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4882 conversions from integral types to pointer types.
4884 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4886 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4887 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4888 unintentionally removed in r184616.
4890 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4892 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4895 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4896 Uros Bizjak <ubizjak@gmail.com>
4899 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4900 alternatives, add "e" constraint to the new last alternative
4901 and ! to last 3 alternatives.
4903 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4905 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4906 DW_AT_artificial attributes at the end of the processing.
4907 (gen_array_type_die): Likewise.
4908 (gen_enumeration_type_die): Likewise.
4909 (gen_struct_or_union_type_die): Likewise.
4910 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4913 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4916 * expr.c (expand_assignment): If doing misaligned store that doesn't
4917 cover all mode bits, perform a RMW cycle.
4919 PR tree-optimization/52429
4920 * tree-parloops.c (separate_decls_in_region_debug): Return early
4921 if var is LABEL_DECL.
4923 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4925 PR tree-optimization/52424
4926 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4927 calling dom_thread_across_edge.
4929 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4931 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4933 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4935 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4936 * config/avr/avr.c (avr_output_bld): Remove unused function.
4937 (avr_out_sbxx_branch): Use "%T" to print bit position.
4939 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4941 * config/avr/avr.md: Untabify.
4943 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4945 * config/avr/avr.md (eqne): New code iterator.
4946 (*dec-and-branchsi): Use it in text peephole's condition.
4947 (*dec-and-branchhi): Ditto.
4948 (*dec-and-branchqi): Ditto.
4950 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4953 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4954 the device does not have the skip-bug.
4956 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4958 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4959 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4960 -mpretend-cmove): New.
4962 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4965 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4966 doesn't count DEBUG_INSN refs.
4967 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4968 for DEBUG_INSN refs.
4970 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4974 2012-02-20 Richard Guenther <rguenther@suse.de>
4975 PR tree-optimization/52298
4976 * tree-vect-stmts.c (vectorizable_load): Properly use
4977 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4980 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4983 * gimple.h (gimple_in_transaction): New.
4984 (gimple_set_in_transaction): New.
4985 (struct gimple_statement_base): Add in_transaction field.
4986 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4988 (tree_ssa_lim_initialize): Compute transaction bits.
4989 * tree.h (compute_transaction_bits): Protoize.
4990 * trans-mem.c (tm_region_init): Use the heap to store BB
4992 (compute_transaction_bits): New.
4994 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4996 * gcc.c (display_help): Document --help=common and sort entries
4999 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5001 * doc/install.texi: Document check-$LANG specific shortcuts
5003 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5006 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5008 * config/arm/arm_neon.h: Regenerate.
5009 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5010 (neon_vcgeu): New insn.
5011 (neon_vcgtu): Likewise.
5012 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5013 (ops): Unsigned comparison intrinsics call a different
5016 2012-02-28 Richard Guenther <rguenther@suse.de>
5019 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5020 ordering for the VEC_CONCAT for two element vectors for
5021 V2SFmode, V2SImode and V2DImode.
5023 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5026 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5027 detecting big-endian triplets.
5029 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5031 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5032 mode if there is no type information available.
5034 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5036 PR tree-optimization/53207
5037 * doc/invoke.texi: Document as experimental and relying on graphite.
5039 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5041 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5042 of initializer to changes from r184614.
5044 2012-02-28 Richard Guenther <rguenther@suse.de>
5046 PR tree-optimization/52395
5047 * tree-sra.c (build_ref_for_offset): Also look at the base
5048 TYPE_ALIGN when figuring out the alignment of the replacement.
5050 2012-02-28 Richard Guenther <rguenther@suse.de>
5052 PR tree-optimization/52402
5053 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5054 mis-aligned types when creating the accesses at the call site.
5056 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5058 * config/avr/builtins.def: New file.
5059 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5060 * config/avr/avr.c (enum avr_builtin_id): Use it.
5061 (avr_init_builtins): Use it. And use avr_bdesc.
5062 (bdesc_1arg): Remove.
5063 (bdesc_2arg): Remove.
5064 (bdesc_3arg): Remove.
5065 (struct avr_builtin_description): Add field n_args.
5066 (avr_bdesc): New static variable using builtins.def.
5067 (avr_expand_builtin): Use it.
5068 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5069 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5070 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5072 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5075 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5076 match only one single hard register with respective hard reg rtx.
5077 (movmemx_<mode>): Ditto.
5078 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5079 insn anatomy of movmem[x]_<mode>.
5080 (avr_out_movmem): Same for printing assembler and operand usage.
5082 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5086 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5087 address spaces located outside of device flash.
5089 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5090 (mcu_type_s): Add field n_flash.
5091 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5092 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5093 (AVR_MCU): Add N_FLASH argument.
5094 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5095 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5096 macro __FLASH<n> if that address space makes sense for the device.
5097 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5098 outside of target flash.
5099 (avr_asm_named_section): Ditto.
5100 (avr_asm_select_section): Ditto.
5101 (avr_addr_space_convert): Ditto.
5102 (avr_emit_movmemhi): Ditto.
5103 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5104 address space is outside of device flash.
5105 (avr_insert_attributes): Ditto.
5106 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5107 avr_current_arch->n_segments.
5109 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5112 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5114 (*movabs<mode>_2): Likewise.
5116 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5119 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5120 s_register_operand in the test instead of REG_P. Don't call
5121 gen_reg_rtx if it won't be used.
5123 PR tree-optimization/52376
5124 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5126 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5128 * ifcvt.c (noce_get_condition): Check condition variable is not
5129 small_register_classes_for_mode_p before accepting.
5131 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5133 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5135 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5138 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5139 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5141 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5143 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5145 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5147 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5149 * config/sh/predicates.md: Remove blank lines.
5150 * config/sh/sh.c: Fix typos in comments.
5151 * config/sh/constraints.md: Likewise.
5152 * config/sh/sh.md: Remove blank lines.
5153 Fix typos in comments. Use ;; as comment characters.
5155 2012-02-26 Walter Lee <walt@tilera.com>
5157 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5158 (replace_mov_pcrel_step2): Ditto.
5160 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5163 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5164 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5165 and locs that reference values newer than the non-canonical value
5166 at hand. Return the canonical value as a worst case.
5167 (memrefs_conflict_p): Walk canonical value's locs.
5170 * cselib.c (preserve_only_constants): Rename to...
5171 (preserve_constants_and_equivs): ... this. Split out...
5172 (invariant_or_equiv_p): ... this. Preserve plus expressions
5173 of other preserved expressions too.
5174 (cselib_reset_table): Adjust.
5175 * var-tracking.c (reverse_op): Use canonical value to build
5178 2012-02-23 Kai Tietz <ktietz@redhat.com>
5180 * config/i386/i386.c (ix86_delegitimize_address): Handle
5181 UNSPEC_PCREL plus displacement.
5183 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5186 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5187 to test for unusedness in st X addressing.
5189 2012-02-24 Richard Guenther <rguenther@suse.de>
5192 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5193 (is_gimple_reg_type): Move inline ...
5194 * gimple.h (is_gimple_reg_type): ... here.
5196 2012-02-24 Richard Guenther <rguenther@suse.de>
5199 * passes.c (execute_function_todo): When verifying SSA form
5200 verify gimple form first.
5201 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5203 2012-02-24 Richard Guenther <rguenther@suse.de>
5206 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5207 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5209 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5211 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5213 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5215 * tree-phinodes.c (make_phi_node): Mark static.
5216 * tree-flow.h (make_phi_node): Remove extern decl.
5217 * doc/gimple.texi (make_phi_node): Remove documentation.
5219 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5221 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5222 * tree-ssa-sccvn.c (print_scc): Ditto.
5224 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5226 * doc/passes.texi (Full redundancy elimination): Fix typo.
5228 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5230 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5232 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5235 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5237 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5240 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5242 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5244 * config/avr/avr.md (code_stdname): Add ior, xor.
5245 (xior): New code iterator.
5246 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5247 (*<code_stdname><mode>qi.byte1-3): Ditto.
5249 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5251 PR tree-optimization/52019
5252 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5255 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5257 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5258 HAVE_INITFINI_ARRAY to work around namespace pollution in
5259 certain versions of newlib system headers.
5260 * config.in: Regenerate.
5261 * configure: Regenerate.
5262 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5263 instead of HAVE_INITFINI_ARRAY.
5265 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5268 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5269 is not offsettable memory reference.
5271 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5274 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5275 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5277 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5279 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5280 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5282 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5284 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5285 library on Solaris 8 even without TLS support.
5286 * configure: Regenerate.
5288 2012-02-22 Richard Guenther <rguenther@suse.de>
5291 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5292 for GIMPLE_DEBUG stmts.
5294 2012-02-22 Martin Jambor <mjambor@suse.cz>
5297 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5298 according to the base object.
5300 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5302 PR rtl-optimization/50063
5303 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5304 and 2 (8-bit SP) in operand 2.
5305 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5306 setup to use movhi_sp_r instead of vanilla move to write SP.
5307 Adjust REG_CFA notes to superseed unspec.
5308 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5310 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5311 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5312 irq_state 1 (IRQ known to be on) here.
5314 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5316 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5318 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5319 assign_hard_reg): Likewise.
5321 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5323 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5325 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5328 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5329 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5331 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5333 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5334 prototype from here to...
5335 * config/avr/avr.h: ...here.
5337 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5340 * thumb2.md (thumb2_shiftsi3_short): Split register and
5341 immediate shifts. For register shifts tie operands 0 and 1.
5342 (peephole2 for above): Check that register-controlled shifts
5343 have suitably tied operands.
5345 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5348 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5349 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5350 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5351 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5352 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5353 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5354 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5355 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5356 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5357 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5358 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5359 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5360 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5361 bdver1_ssevector_avx256_unaligned_load,
5362 bdver1_ssevector_sse128_unaligned_load,
5363 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5364 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5365 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5366 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5367 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5368 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5369 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5370 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5371 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5372 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5373 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5374 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5375 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5376 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5377 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5378 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5379 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5380 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5381 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5382 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5383 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5384 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5385 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5386 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5387 bdver1_ssediv_double_load, bdver1_ssediv_double,
5388 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5389 Add "bdver2" attribute.
5391 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5393 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5394 default if possible and not specified otherwise.
5396 2012-02-21 Richard Guenther <rguenther@suse.de>
5399 * gimplify.c (create_tmp_from_val): Use the main variant type
5400 for the type of the temporary we create.
5402 2012-02-21 Richard Guenther <rguenther@suse.de>
5404 PR tree-optimization/52324
5405 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5406 do not gimplify a MEM_REF address operand if it is already
5409 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5411 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5412 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5414 2012-02-21 Richard Guenther <rguenther@suse.de>
5416 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5417 nested_in_vect_loop.
5419 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5421 PR tree-optimization/52318
5422 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5423 vdef also to non-pure/const call stmts in the sequence.
5425 2012-02-20 David S. Miller <davem@davemloft.net>
5427 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5428 don't use the "rd %pc" instruction on v9 for PIC register loads.
5430 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5433 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5434 in a transaction safe function.
5436 2012-02-20 Kai Tietz <ktietz@redhat.com>
5439 * stor-layout.c (place_field): Handle desired_align for
5442 2012-02-20 Richard Guenther <rguenther@suse.de>
5444 PR tree-optimization/52298
5445 * tree-vect-stmts.c (vectorizable_store): Properly use
5446 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5448 (vectorizable_load): Likewise.
5449 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5450 Access DR_STEP after ensuring it is not NULL.
5452 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5454 PR tree-optimization/52286
5455 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5456 optimization use double_int_to_tree instead of build_int_cst_wide,
5457 rewrite to use double_int vars.
5459 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5462 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5464 Remove -e 0 from $gcc_cv_ld invocation.
5465 Only use __GLIBC_PREREQ if defined.
5466 Enable on Solaris since Solaris 8 patch.
5467 (gcc_SUN_LD_VERSION): New macro.
5468 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5469 gcc_SUN_LD_VERSION for version number format.
5470 * configure: Regenerate.
5471 * varasm.c (get_elf_initfini_array_priority_section): Set
5472 SECTION_NOTYPE for non-default priority.
5473 Use get_section instead of get_unnamed_section to emit
5474 .init_array/.fini_array with default priority.
5476 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5478 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5479 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5480 (mips_start_unique_function, mips_output_mips16_rdhwr)
5481 (mips_code_end): New functions.
5482 (TARGET_ASM_CODE_END): Define.
5484 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5486 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5487 to stubs with non-sibling calls.
5489 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5491 * doc/invoke.texi (-fira-* options): Copy-edit.
5492 (ira-* parameters): Copy-edit.
5494 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5496 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5497 GCC coding conventions.
5499 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5501 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5502 when used as adjectives.
5504 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5506 * doc/invoke.texi: Clean up "that"/"which" confusion.
5508 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5510 * system.h: Poison SMALL_REGISTER_CLASSES
5511 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5512 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5514 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5516 PR tree-optimization/52285
5517 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5518 when deciding if a call is a tail call or tail recursion.
5520 2012-02-16 Kai Tietz <ktietz@redhat.com>
5522 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5523 interger-constant displacement for UNSPEC_PCREL.
5525 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5527 PR rtl-optimization/52208
5528 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5529 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5531 PR tree-optimization/52255
5532 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5533 loop->header has virtual PHI, but exit_e->dest doesn't, add
5534 virtual PHI to exit_e->dest and adjust all uses after the loop.
5537 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5538 children with clone_tree_hash, not after it.
5540 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5542 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5543 extended identifiers.
5545 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5548 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5549 a same_body_alias, also test whether e->callee isn't a former
5550 or current clone of the decl this is a same body alias of.
5552 PR translation/52264
5553 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5555 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5557 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5559 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5562 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5563 force_reg instead of copy_to_reg for better optimization. Force
5564 non-register or memory operands into a register.
5566 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5568 * extend.texi: Reserve upper bits of memory model for future use.
5570 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5571 Anatoly Sokolov <aesok@post.ru>
5572 Eric Weddington <eric.weddington@atmel.com>
5575 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5576 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5577 Rewrite initializers for .macro.
5578 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5579 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5580 atxmega32d4, atxmega32x1.
5581 avrxmega4: atxmega64a3, atxmega64d3.
5582 avrxmega5: atxmega64a1, atxmega64a1u.
5583 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5584 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5585 avrxmega7: atxmega128a1, atxmega128a1u.
5586 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5587 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5588 (struct base_arch_s): Rename reserved to xmega_p.
5589 Rename reserved2 to have_rampd.
5590 (AVR_XMEGA): New define.
5591 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5592 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5593 * config/avr/predicates.md (io_address_operand): Take into
5595 (low_io_address_operand): Ditto.
5596 (high_io_address_operand): Ditto.
5597 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5598 (enabled, movhi_sp_r): Use them.
5599 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5600 cpp_define_formatted to built-in define __AVR_ARCH__.
5601 (__AVR_XMEGA__): New built-in define.
5602 (__AVR_HAVE_RAMPD__): New built-in define.
5603 (__AVR_HAVE_RAMPX__): New built-in define.
5604 (__AVR_HAVE_RAMPY__): New built-in define.
5605 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5607 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5608 (avr_option_override): Initialize them.
5609 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5610 (avr_init_expanders): Initialize them. No more block several calls.
5611 (emit_push_sfr): New static function.
5612 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5614 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5615 (avr_print_operand): Print addreeses as symbols for
5616 RAMPX, RAMPY, RAMPD, CCP.
5617 (output_movhi): Handle AVR_XMEGA when writing to SP.
5618 (avr_out_movhi_mr_r_xmega): New static function.
5619 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5620 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5621 __RAMPD__, __CCP__ as needed.
5623 * config/avr/multilib.h: Regenerate.
5624 * config/avr/t-multilib: Regenerate.
5625 * config/avr/avr-tables.opt: Regenerate.
5627 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5629 PR tree-optimization/50561
5630 * graphite-flattening.c (lst_project_loop): Do not
5631 remove old scattering dimensions after flattening.
5632 (lst_do_flatten): Likewise.
5634 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5636 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5637 __builtin_avr_map8, __builtin_avr_map16.
5638 Document __builtin_avr_insert_bits.
5640 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5641 (insert_bits): New insn.
5642 (adjust_len.map_bits): Rename to insert_bits.
5643 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5644 * avr-protos.h (avr_out_map_bits): Remove.
5645 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5646 * config/avr/constraints.md (Cxf,C0f): New.
5647 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5648 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5649 New built-in define __BUILTIN_AVR_INSERT_BITS.
5650 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5651 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5652 (avr_move_bits): Rewrite.
5653 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5655 (avr_map_op_t): New typedef.
5656 (avr_map_op): New static variable.
5657 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5658 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5659 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5660 (bdesc_3arg, avr_expand_triop_builtin): New.
5661 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5662 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5663 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5664 (avr_map_equal_p, avr_map_sig_p): Remove.
5665 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5666 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5667 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5668 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5669 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5670 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5672 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5674 * config/c6x/c6x.md (reserve_cycles): New attribute.
5675 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5676 don't reserve functional units after the branch occurs.
5678 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5681 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5682 functions into non-tm_pure functions.
5684 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5687 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5688 (iterative_hash_canonical_type): Likewise.
5689 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5692 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5694 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5695 sched-group insn, it either remains alone or the entire list is pruned.
5697 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5699 * doc/install.texi (Prerequisites): Fix grammar.
5700 (Configuration): Likewise.
5702 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5704 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5705 MPC as part of GCC before describing configuring with --with-gmp etc.
5706 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5707 sources are present.
5709 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5712 * dwarf2out.c (clone_tree_hash): New function.
5713 (copy_decls_walk): Use it instead of clone_tree.
5715 2012-02-14 Richard Guenther <rguenther@suse.de>
5717 PR tree-optimization/52244
5718 PR tree-optimization/51528
5719 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5720 replacements for integral types.
5722 2012-02-14 Walter Lee <walt@tilera.com>
5724 * config.gcc: Handle tilegx and tilepro.
5725 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5727 Add HAVE_AS_TLS check for tilegx and tilepro.
5728 * configure: Regenerate.
5729 * doc/contrib.texi: Add Mat Hostetter and self.
5730 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5731 Document instruction intrinsics and network accessing intrinsics.
5732 (TILEPro Built-in Functions): New node. Document instruction
5733 intrinsics and network accessing intrinsics.
5734 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5735 (Specific, tilepro-*-linux*): Likewise.
5736 * doc/invoke.texi (TILE-Gx Options): New section.
5737 (TILEPro Options): New section.
5738 * doc/md.texi (TILE-Gx): New section.
5739 (TILEPro): New section.
5740 * common/config/tilegx/tilegx-common.c: New file.
5741 * common/config/tilepro/tilepro-common.c: New file.
5742 * config/tilegx/constraints.md: New file.
5743 * config/tilegx/linux.h: New file.
5744 * config/tilegx/mul-tables.c: New file.
5745 * config/tilegx/predicates.md: New file.
5746 * config/tilegx/sync.md: New file.
5747 * config/tilegx/t-tilegx: New file.
5748 * config/tilegx/tilegx-builtins.h: New file.
5749 * config/tilegx/tilegx-c.c: New file.
5750 * config/tilegx/tilegx-generic.md: New file.
5751 * config/tilegx/tilegx-modes.def: New file.
5752 * config/tilegx/tilegx-multiply.h: New file.
5753 * config/tilegx/tilegx-protos.h: New file.
5754 * config/tilegx/tilegx.c: New file.
5755 * config/tilegx/tilegx.h: New file.
5756 * config/tilegx/tilegx.md: New file.
5757 * config/tilegx/tilegx.opt: New file.
5758 * config/tilepro/constraints.md: New file.
5759 * config/tilepro/gen-mul-tables.cc: New file.
5760 * config/tilepro/linux.h: New file.
5761 * config/tilepro/mul-tables.c: New file.
5762 * config/tilepro/predicates.md: New file.
5763 * config/tilepro/t-tilepro: New file.
5764 * config/tilepro/tilepro-builtins.h: New file.
5765 * config/tilepro/tilepro-c.c: New file.
5766 * config/tilepro/tilepro-generic.md: New file.
5767 * config/tilepro/tilepro-modes.def: New file.
5768 * config/tilepro/tilepro-multiply.h: New file.
5769 * config/tilepro/tilepro-protos.h: New file.
5770 * config/tilepro/tilepro.c: New file.
5771 * config/tilepro/tilepro.h: New file.
5772 * config/tilepro/tilepro.md: New file.
5773 * config/tilepro/tilepro.opt: New file.
5775 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5777 PR tree-optimization/52210
5778 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5779 vect_model_simple_cost with two entry vect_def_type array instead
5780 of an address of dt.
5782 2012-02-14 Richard Guenther <rguenther@suse.de>
5785 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5786 Do not stream DECL_QUALIFIER.
5787 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5788 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5789 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5791 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5794 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5797 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5800 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5801 * cselib.c (cselib_subst_to_values_from_insn): New function.
5802 * sched-deps.c (add_insn_mem_dependence,
5803 sched_analyze_1, sched_analyze_2): Use it.
5805 2012-02-13 Jan Hubicka <jh@suse.cz>
5808 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5810 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5812 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5813 (GTM_SELF_SPECS): Define if not already defined.
5814 (driver_self_specs): Add GTM_SELF_SPECS.
5815 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5816 (GTM_SELF_SPECS): Define.
5817 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5818 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5820 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5822 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5825 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5828 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5829 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5831 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5834 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5836 2012-02-13 Richard Guenther <rguenther@suse.de>
5838 PR translation/52211
5839 * passes.c (enable_disable_pass): Fix typo.
5841 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5844 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5845 XOR for reduce_bit_field if type is unsigned.
5847 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5849 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5850 disallow changes from SFmode to mode with different size in FP regs.
5852 2012-02-12 Robert Millan <rmh@gnu.org>
5853 Gerald Pfeifer <gerald@pfeifer.com>
5855 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5858 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5860 PR rtl-optimization/52175
5861 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5862 to frame-related instructions.
5864 2012-02-10 Jason Merrill <jason@redhat.com>
5867 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5868 (demangle_new_symbols): Fill it.
5869 (scan_linker_output): Walk it.
5870 (start_tweaking): Split out from scan_linker_output.
5871 (maybe_tweak): Update sym->chosen.
5872 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5874 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5877 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5879 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5881 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5882 having the same mode as previous compare.
5884 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5886 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5887 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5888 (nonlocal_goto_internal): Likewise.
5889 (nonlocal_goto): Emit a use and an indirect jump directly.
5891 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5894 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5895 __atomic_{is,always}_lock_free.
5897 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5900 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5901 negative constant address for x32.
5903 2012-02-10 Richard Henderson <rth@redhat.com>
5905 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5906 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5907 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5909 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5910 Ira Rosen <irar@il.ibm.com>
5912 PR tree-optimization/50031
5913 * targhooks.c (default_builtin_vectorization_cost): Handle
5915 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5916 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5917 all types of reduction and pattern statements.
5918 (vect_estimate_min_profitable_iters): Likewise.
5919 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5920 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5921 for explicit realigns.
5922 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5923 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5925 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5926 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5927 vec_perm for VSX and handle vec_promote_demote.
5929 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5932 * builtins.c (fold_builtin_atomic_always_lock_free,
5933 expand_builtin_atomic_always_lock_free,
5934 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5935 Return and/or test boolean_true_node/boolean_false_node instead of
5936 integer_one_node/integer_zero_node.
5938 2012-02-10 Jan Hubicka <jh@suse.cz>
5941 * predict.c (predict_paths_for_bb): Prevent looping.
5942 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5944 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5946 * config/arm/arm.c (output_move_double): In one case properly
5947 count number of instructions that will be emitted.
5949 2012-02-10 Richard Guenther <rguenther@suse.de>
5951 PR translation/52193
5952 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5954 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5957 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5959 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5962 * var-tracking.c (emit_note_insn_var_location): If
5963 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5964 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5965 non-NOTE_DURING_CALL_P insn.
5967 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5970 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5972 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5975 * gcc.c (switch_matches) Support switches with separated form,
5978 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5980 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5982 (RAMPZ_ADDR): Ditto.
5983 * config/avr/avr.c (avr_addr_t): New typedef.
5984 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5985 (avr_init_expanders): Initialize it.
5986 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5988 (expand_epilogue): Ditto.
5989 (avr_print_operand): Ditto.
5990 (avr_file_start): Ditto.
5991 (avr_emit_movmemhi): Ditto.
5993 2012-02-08 Richard Guenther <rguenther@suse.de>
5995 PR tree-optimization/46886
5996 * tree-flow.h (do_while_loop_p): Declare.
5997 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5998 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6000 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6002 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6003 always succeed for integers larger than a native word.
6005 2012-02-08 Richard Guenther <rguenther@suse.de>
6007 PR rtl-optimization/52170
6008 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6009 properly handle integer vector modes.
6011 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6013 PR gcov-profile/52150
6014 * coverage.c: Include target.h.
6015 (build_var): Call targetm.strip_name_encoding on the assembler name.
6016 Change one _ into . or $ if the target allows it.
6017 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6019 PR rtl-optimization/52139
6020 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6021 is a BARRIER after emit_insn_after_noloc, move BB_END
6022 to the last non-BARRIER insn before it.
6024 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6027 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6028 (mips_gimplify_va_arg_expr): Call it instead of
6029 std_gimplify_va_arg_expr.
6031 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6033 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6034 message for -mno-pointers-to-nested-function.
6036 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6039 * expr.c (get_inner_reference): If there is an offset, add a negative
6040 bit position to it (if any).
6042 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6044 PR rtl-optimization/52060
6045 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6046 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6047 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6048 and/or i0src_copy2 when needed.
6050 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6052 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6053 or LTOPLUGINSONAME if have_c.
6055 * config/freebsd-spec.h: Add comment about what macros can be defined
6057 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6058 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6061 2012-02-07 Richard Guenther <rguenther@suse.de>
6063 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6064 newline in -alias dumps.
6066 2012-02-07 Kai Tietz <ktietz@redhat.com>
6067 Dave Korn <dave.korn.cygwin@gmail.com>
6070 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6071 Take care that typinfo gets dllexport-attribute.
6073 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6076 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6077 if modifier < EXPAND_SUM call force_operand on the result.
6079 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6081 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6082 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6084 (epiphany_function_type): Replace types for specific interrupts with
6085 EPIPHANY_FUNCTION_INTERRUPT.
6086 (EPIPHANY_INTERRUPT_P): Update.
6087 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6088 New static function.
6089 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6090 <disinterrupt>: Affects type identity.
6091 (epiphany_handle_interrupt_attribute): Handle variable number of
6093 (epiphany_compute_function_type): Update for new
6094 epiphany_function_type definition.
6095 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6096 handlers with a longcall forwarder.
6097 (epiphany_start_function): Handle multiple interrupt arguments and/or
6098 forwarder_section attribute.
6100 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6103 2012-02-07 Alan Modra <amodra@gmail.com>
6106 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6109 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6111 PR tree-optimization/50969
6112 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6113 use vec_perm rather than vector_stmt.
6114 (vect_model_load_cost): Likewise.
6115 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6116 vec_perm to be the same as other vector statements.
6117 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6118 cost of vec_perm for TARGET_VSX.
6120 2012-02-06 Richard Guenther <rguenther@suse.de>
6122 PR tree-optimization/52115
6123 * tree-sra.c (access_has_replacements_p): New function.
6124 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6126 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6129 * trans-mem.c (expand_call_tm): Add an assertion.
6130 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6133 2012-02-06 Richard Guenther <rguenther@suse.de>
6135 PR tree-optimization/50955
6136 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6137 raise cost of expressions that replace an address with an
6138 expression based on a different pointer.
6140 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6143 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6144 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6146 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6149 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6150 -Weffc++ and specify guidelines come from second edition.
6152 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6154 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6155 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6156 (call_direct_split, call_value_split, call_value_internal_direct)
6157 (call_value_direct_split, call_value_multiple_split): Use jal and
6158 jal_macro attributes.
6160 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6162 * reload1.c (reload_regs_reach_end_p): Replace with...
6163 (reload_reg_rtx_reaches_end_p): ...this function.
6164 (new_spill_reg_store): Update commentary.
6165 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6166 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6167 before setting new_spill_reg_store.
6168 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6169 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6170 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6171 for non-spill reload registers.
6173 2012-02-05 Ira Rosen <irar@il.ibm.com>
6175 PR tree-optimization/52091
6176 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6177 (vect_is_simple_use_1): Likewise.
6178 * tree-vect-loop.c (vectorizable_reduction): Update calls
6179 to vect_is_simple_use_1 and vect_is_simple_use.
6180 (vectorizable_live_operation): Likewise.
6181 * tree-vect-patterns.c (widened_name_p,
6182 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6183 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6184 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6185 vectorizable_shift,vectorizable_operation, vectorizable_store,
6186 vectorizable_load): Likewise.
6187 (vect_is_simple_cond): Add an argument, pass it to
6188 vect_is_simple_use_1.
6189 (vectorizable_condition): Update calls to vect_is_simple_cond,
6191 (vect_is_simple_use): Add an argument, the statement in which
6192 OPERAND is used. Check that if OPERAND's def stmt is a double
6193 reduction phi node, the use is a phi node too.
6194 (vect_is_simple_use_1): Add an argument, pass it to
6196 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6197 to vect_is_simple_use.
6199 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6201 PR rtl-optimization/52095
6202 * modulo-sched.c (dump_insn_locator): New function.
6203 (loop_canon_p, sms_schedule): Use it.
6205 PR rtl-optimization/52113
6206 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6207 even for decomposable shift/zext insns.
6209 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6210 Zdenek Dvorak <ook@ucw.cz>
6212 PR rtl-optimization/52092
6213 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6214 on get_iv_value result.
6216 2012-02-02 Andrew Pinski <apinski@cavium.com>
6220 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6222 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6225 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6227 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6229 PR rtl-optimization/49800
6230 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6231 (sched_finish): Call regstat_free_n_sets_and_refs.
6233 2012-02-02 Jia Liu <proljc@gmail.com>
6235 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6238 2012-02-02 Jan Hubicka <jh@suse.cz>
6239 Tom de Vries <tom@codesourcery.com>
6242 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6243 * varpool.c (varpool_analyze_pending_decls): Likewise.
6245 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6246 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6248 * config.gcc: Add cr16-* support.
6250 * doc/extend.texi: Document cr16 extensions.
6251 * doc/install.texi: Document cr16 install.
6252 * doc/invoke.texi: Document cr16 options.
6253 * doc/md.texi: Document cr16 constraints.
6255 * common/config/cr16/cr16-common.c: New file.
6256 * config/cr16/cr16.c: New file.
6257 * config/cr16/cr16.h: New file.
6258 * config/cr16/cr16.md: New file.
6259 * config/cr16/cr16.opt: New file.
6260 * config/cr16/cr16-protos.h: New file.
6261 * config/cr16/predicates.md: New file.
6262 * config/cr16/constraints.md: New file.
6263 * config/cr16/t-cr16: New file.
6265 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6268 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6269 that operands[2] is either immediate, or q_regs_operand.
6271 PR tree-optimization/52073
6272 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6273 a pattern stmt for pattern uses, ignore uses outside of the loop.
6275 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6277 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6278 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6279 (OUT_AS1, OUT_AS2): Remove.
6281 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6283 PR rtl-optimization/51374
6284 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6285 to cross other volatile_refs_p insns.
6287 2012-02-01 Richard Guenther <rguenther@suse.de>
6289 * doc/invoke.texi (fno-inline): Clarify documentation.
6290 (finline-small-functions): Likewise.
6291 (finline-functions): Likewise.
6292 * common.opt (finline): Adjust comment and documentation.
6293 (finline-small-functions): Clarify documentation.
6294 (finline-functions): Likewise.
6295 (finline-functions-called-once): Likewise.
6297 2012-02-01 Tristan Gingold <gingold@adacore.com>
6299 * c-typeck.c (composite_type): Keep mode for pointers.
6301 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6303 * function.h (regno_reg_rtx): Adjust comment.
6304 * reginfo.c (init_reg_modes_target): Only use the previous mode
6305 if it fits within one register. Remove MIPS comment.
6307 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6310 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6312 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6314 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6315 to srak instruction.
6317 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6319 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6321 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6326 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6328 2012-01-31 Richard Guenther <rguenther@suse.de>
6330 PR tree-optimization/51528
6331 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6334 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6339 * ree.c (add_removable_extension): Change def_map argument
6340 to unsigned *, store in def_map 1 + offset into *insn_list vector
6341 instead of pointers into the vector.
6342 (find_removable_extensions): Adjust caller.
6344 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6346 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6347 Transform all "* quoted-c-code" to { c-code }.
6348 Remove redundant test for "optimize" in combine patterns.
6349 Move (include "avr-dimode.md") to end of file.
6351 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6354 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6355 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6357 2012-01-30 Richard Guenther <rguenther@suse.de>
6359 PR tree-optimization/52028
6360 * tree-loop-distribution.c (ldist_gen): Properly update
6363 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6366 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6367 set_cur_line_info_table if not emitting debug info.
6369 PR tree-optimization/52046
6370 * tree-vect-patterns.c (check_bool_pattern): Give up if
6371 a comparison could throw.
6374 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6376 2012-01-30 Richard Guenther <rguenther@suse.de>
6378 PR tree-optimization/52045
6379 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6380 SSA form if cfgcleanup did anything.
6382 2012-01-30 Richard Guenther <rguenther@suse.de>
6384 PR tree-optimization/52045
6385 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6386 before computing final todo.
6388 2012-01-30 Richard Guenther <rguenther@suse.de>
6390 PR tree-optimization/51528
6391 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6394 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6396 * df-problems.c (df_kill_notes): Check that the use refers
6397 to the note under examination.
6399 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6402 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6403 parameter and use short-lived pseudos.
6404 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6405 (sparc_expand_vector_init): Const-ify local variables and adjust
6406 calls to above functions.
6408 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6410 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6412 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6414 * doc/invoke.texi: Make usage of "compile time" and
6415 "run time"/"runtime" consistent throughout the file.
6417 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6419 * config/alpha/alpha.c (alpha_option_override): Default to
6420 full IEEE compliance mode for Go language.
6422 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6424 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6425 (LINK_SSP_SPEC): Define.
6427 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6430 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6433 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6435 * doc/invoke.texi: Correct hyphenation of "floating point",
6436 "double precision", and related terminology throughout the file.
6438 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6441 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6442 arm_general_register_operand predicate for operand 2 instead of
6445 2012-01-27 Ian Lance Taylor <iant@google.com>
6448 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6449 * builtins.c (expand_builtin_init_trampoline): Add onstack
6450 parameter. Change caller.
6451 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6452 * tree.c (build_common_builtin_nodes): Declare
6453 __builtin_init_heap_trampoline.
6455 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6457 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6458 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6459 * config/avr/avr.c: Ditto.
6460 (avr_regnames): Remove because unused.
6461 * config/avr/avr.md (*cpse.ne): New peephole.
6462 (*cpse.eq): New peephole from former cpse peepholes.
6464 2012-01-27 Michael Eager <eager@eagercon.com>
6466 * config/microblaze.c (microblaze_emit_compare): Correct
6467 test after pcmp instruction.
6469 2012-01-27 Richard Guenther <rguenther@suse.de>
6471 PR tree-optimization/52020
6472 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6474 2012-01-27 Richard Guenther <rguenther@suse.de>
6476 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6477 function non-const/pure.
6479 2012-01-27 Richard Guenther <rguenther@suse.de>
6481 PR tree-optimization/50444
6482 * tree-sra.c (build_ref_for_offset): Properly adjust the
6483 MEM_REF type for unaligned accesses.
6485 2012-01-27 Richard Guenther <rguenther@suse.de>
6487 PR tree-optimization/50444
6488 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6489 (expand_assignment): Use it. Properly handle misaligned
6490 bases when expanding stores to component references.
6491 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6494 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6497 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6498 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6499 * tree-data-ref.c (find_data_references_in_loop): Make static.
6500 (compute_all_dependences): Change return type to bool. Bail out
6501 for too many datarefs in a loop. Move the hunk resetting the data
6502 dependences vector from ...
6503 (compute_data_dependences_for_loop): ... here. Account for
6504 compute_all_dependences returning false.
6505 (compute_data_dependences_for_bb): Likewise.
6506 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6507 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6509 2012-01-27 Richard Guenther <rguenther@suse.de>
6512 * expr.c (store_field): Use the alias-set of the scratch memory
6515 2012-01-27 Tom de Vries <tom@codesourcery.com>
6517 PR tree-optimization/51990
6518 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6520 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6522 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6525 * var-tracking.c (reverse_op): Don't add any reverse operation
6526 if V already has any constant locations.
6528 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6530 * doc/invoke.texi: Correct usage of "command line" (noun)
6531 vs "command-line" (adjective) throughout.
6533 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6535 * doc/invoke.texi (Language Independent Options): Move
6536 -Wcoverage-mismatch blurb from here....
6537 (Warning Options): ...to here.
6539 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6541 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6542 Set rs6000_always_hint to false for 476.
6544 2012-01-27 Matthias Klose <doko@ubuntu.com>
6546 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6548 * incpath.c (add_standard_paths): Likewise.
6550 2012-01-27 Richard Henderson <rth@redhat.com>
6552 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6553 * config/m68k/sync.md (atomic_test_and_set): Rename from
6554 sync_test_and_setqi and adjust the operands.
6555 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6556 and unconditionally enable.
6558 2012-01-27 Richard Henderson <rth@redhat.com>
6560 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6561 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6562 (ldstub): Rename from ldstubqi.
6563 (ldstub<I24MODE>): Remove.
6565 2012-01-27 Richard Henderson <rth@redhat.com>
6567 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6568 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6569 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6570 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6571 * doc/tm.texi: Rebuild.
6573 2012-01-27 Richard Henderson <rth@redhat.com>
6575 * optabs.c (gen_atomic_test_and_set): Remove default.
6576 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6578 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6580 PR rtl-optimization/51978
6581 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6582 (combine_reaching_defs): Likewise.
6583 (struct re_info): Remove.
6584 (add_removable_extension): Remove x and data arguments,
6585 add insn, insn_list and def_map. Use the arguments directly
6586 instead of using struct re_info.
6587 (find_removable_extensions): Don't call add_removable_extension
6588 through note_stores, instead just call it with single_set
6590 (find_and_remove_re): Pass curr_cand->expr instead of
6591 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6593 2012-01-26 Michael Matz <matz@suse.de>
6595 PR tree-optimization/46590
6596 * cfgexpand.c: Revert last change (r183305).
6597 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6599 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6600 checking for emptiness.
6602 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6605 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6606 non-addressable non-BLKmode base correctly.
6608 2012-01-26 Michael Matz <matz@suse.de>
6610 PR tree-optimization/48794
6611 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6612 regions referenced from RESX/EH_DISPATCH.
6614 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6616 * config/s390/s390.h: Make BRANCH_COST an option.
6617 * config/s390/s390.opt: New option -mbranch-cost.
6619 2012-01-26 Richard Henderson <rth@redhat.com>
6621 Revert 2012-01-24 change:
6622 * trans-mem.c (requires_barrier): Do not instrument thread local
6623 variables and emit save/restore for them.
6625 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6628 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6631 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6633 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6636 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6639 Rename __pgm to __flash.
6640 Rename __pgm1 to __flash1.
6641 Rename __pgm2 to __flash2.
6642 Rename __pgm3 to __flash3.
6643 Rename __pgm4 to __flash4.
6644 Rename __pgm5 to __flash5.
6645 Rename __pgmx to __memx.
6646 * doc/extend.texi (AVR Named Address Spaces)
6647 Rename address space names as indicated above.
6648 * config/avr/avr.c (avr_addrspace): Ditto.
6650 * config/avr/avr-protos.h
6651 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6652 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6653 * config/avr/predicates.md: Ditto.
6654 * config/avr/avr.c Ditto, and
6655 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6656 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6658 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6659 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6660 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6661 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6662 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6663 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6664 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6665 * config/avr/avr.c: Ditto.
6666 * config/avr/avr.md: Ditto.
6668 2012-01-25 Jason Merrill <jason@redhat.com>
6671 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6673 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6675 PR tree-optimization/51987
6676 * tree-data-ref.c (get_references_in_stmt): Handle references in
6677 non-volatile GIMPLE_ASM.
6679 2012-01-25 Richard Guenther <rguenther@suse.de>
6681 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6682 bases are dereferenced.
6684 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6686 PR rtl-optimization/48374
6687 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6689 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6691 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6692 compute_data_dependences_for_loop returns false.
6693 * tree-parloops.c (loop_parallel_p): Likewise.
6695 2012-01-25 Richard Guenther <rguenther@suse.de>
6697 * tree.h (get_pointer_alignment_1): Declare.
6698 * builtins.c (get_pointer_alignment_1): New function.
6699 (get_pointer_alignment): Use it.
6701 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6703 PR rtl-optimization/48308
6704 * combine.c (enum undo_kind): Add UNDO_LINKS.
6705 (struct undo): Add member l to other_contents and where.
6706 (do_SUBST_LINK): New.
6708 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6709 (undo_all): Handle UNDO_LINKS.
6711 2012-01-25 Richard Henderson <rth@redhat.com>
6713 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6716 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6718 * optabs.c (gen_atomic_test_and_set): Use each argument.
6720 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6722 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6723 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6724 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6725 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6726 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6727 TARGET_PAIRED_SINGLE_FLOAT.
6729 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6731 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6732 (in_struct, return_val): Remove MEM documentation.
6733 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6734 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6735 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6737 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6738 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6739 * expr.c (store_field): Likewise.
6740 * function.c (assign_stack_temp_for_type): Likewise.
6741 * ifcvt.c (noce_try_cmove_arith): Likewise.
6742 * reload1.c (reload): Likewise.
6743 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6744 (alpha_set_memflags): Likewise.
6745 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6747 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6749 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6751 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6752 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6753 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6755 * cselib.c (cselib_rtx_varies_p): Delete.
6756 (cselib_invalidate_mem): Update call to canon_true_dependence.
6757 * dse.c (record_store, check_mem_read_rtx): Likewise.
6758 (scan_reads_nospill): Likewise.
6759 * cse.c (check_dependence): Likewise.
6760 (cse_rtx_varies_p): Delete.
6761 * expr.c (safe_from_p): Update call to true_dependence.
6762 * ira.c (validate_equiv_mem_from_store): Likewise.
6763 (memref_referenced_p): Likewise.
6764 * postreload-gcse.c (find_mem_conflicts): Likewise.
6765 * sched-deps.c (sched_analyze_2): Likewise.
6766 * store-motion.c (load_kills_store): Likewise.
6767 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6768 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6769 (compute_transp): Update call to canon_true_dependence.
6771 2012-01-25 Richard Henderson <rth@redhat.com>
6773 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6774 (maybe_emit_atomic_test_and_set): New.
6775 (expand_sync_lock_test_and_set): Use it.
6776 (expand_atomic_test_and_set): Likewise.
6777 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6778 the implementation; clarify implementation defined details.
6779 * doc/md.texi (atomic_test_and_set): Document.
6781 2012-01-25 Richard Henderson <rth@redhat.com>
6783 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6785 2012-01-25 Richard Henderson <rth@redhat.com>
6788 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6789 to effect no-op split.
6791 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6794 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6795 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6796 (BT_FN_VOID_PTR_INT_SIZE): New.
6797 (BT_FN_UINT_UINT_VAR): Remove.
6798 (BT_FN_UINT32_UINT32_VAR): New.
6799 (BT_FN_DOUBLE_VPTR): Remove.
6800 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6802 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6803 (_ITM_changeTransactionMode): Same.
6804 (_ITM_memmoveRtWt): Change return type to void.
6805 (_ITM_memcpyRtWt): Same.
6806 (_ITM_memsetW): Same.
6807 (_ITM_RaRD): Change types to double.
6812 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6814 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6815 Patrick Marlier <patrick.marlier@gmail.com>
6817 * trans-mem.c (requires_barrier): Do not instrument thread local
6818 variables and emit save/restore for them.
6820 2012-01-24 Jason Merrill <jason@redhat.com>
6823 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6824 output static aliases.
6826 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6829 * common.opt (-pie, -shared, pie, shared): Change from Common to
6831 * gcc.c (display_help): Display help for -pie and -shared.
6833 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6836 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6837 Remove note on size/offset limitation.
6838 (AVR Variable Attributes): Add example how to read data located
6839 with progmem. Refer to named address spaces.
6840 * doc/invoke.texi (AVR Options): Fix typo.
6842 2012-01-24 Richard Guenther <rguenther@suse.de>
6844 Forward-port to trunk
6845 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6848 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6849 op0 isn't sufficiently aligned and there is movmisalignM
6850 insn for mode, use it to load op0 into a temporary register.
6852 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6855 * target.def (const_not_ok_for_debug_p): New hook.
6856 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6858 * doc/tm.texi: Regenerated.
6859 * dwarf2out.c (const_ok_for_output_1): If
6860 targetm.const_not_ok_for_debug_p returns true, fail.
6861 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6863 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6865 2012-01-23 Kai Tietz <ktietz@redhat.com>
6868 * config/i386/predicates.md (symbolic_operand): Allow
6869 UNSPEC_PCREL as PIC expression for lea.
6870 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6871 * config/i386/i386.c (ix86_delegitimize_address): Handle
6872 UNSPEC_PCREL for none-MEM, too.
6874 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6876 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6877 (ipa_tm_create_version_alias): Same.
6879 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6882 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6883 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6885 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6886 Patrick Marlier <patrick.marlier@gmail.com>
6887 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6890 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6891 simple_object_start_read.
6893 2012-01-23 Richard Guenther <rguenther@suse.de>
6896 PR tree-optimization/51895
6897 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6898 parameter decomposition into BLKmode components.
6900 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6902 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6903 fake variables for restrict-qualified pointers whose pointed-to type
6904 contains a placeholder.
6906 2012-01-23 Richard Guenther <rguenther@suse.de>
6908 PR tree-optimization/51949
6909 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6911 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6913 PR rtl-optimization/51933
6914 * ree.c (transform_ifelse): Return true right away if dstreg is
6915 already wider or equal to cand->mode.
6916 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6917 (make_defs_and_copies_lists): Remove defs_list and copies_list
6918 arguments, add state argument, just truncate state->work_list
6919 instead of always allocating and freeing the vector. Assert that
6920 get_defs succeeds instead of returning 2. Changed return type to bool.
6921 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6922 have ext_src_mode, see if it has been modified already with the
6923 right kind of extension and has been extended before from the
6924 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6925 just return true. Remember the original mode in state->modified array.
6926 (combine_reaching_defs): Add state argument. Don't allocate and
6927 free here def_list, copied_list and vec vectors, instead just
6928 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6929 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6930 Add state variable, clear vectors in it, initialize state.modified
6931 if needed. Free all the vectors at the end and state.modified too.
6932 Don't skip a candidate if the extension expression has been modified.
6934 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6937 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6938 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6939 (extra_options) interix.opt -> i386/interix.opt"
6940 (extra_objs):Add winnt-stubs.o
6941 * configure.ac: Add interix to target_os .comm on PE check.
6942 * configure: Regenerate.
6943 * config/interix3.h: Delete and move bits to..
6944 * config/interix.h: Delete and move bits to..
6945 * config/i386/i386-interix3.h: Delete and move bits to..
6946 * config/i386/i386-interix.h: ..here.
6947 (TARGET_CPU_DEFAULT): Remove redefinition.
6948 (TARGET_ASM_CONSTRUCTOR): Undefine.
6949 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6950 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6951 (PTRDIFF_TYPE): Define.
6952 (LONG_DOUBLE_TYPE_SIZE): Define.
6953 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6954 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6955 (TARGET_SECTION_TYPE_FLAGS): Define.
6956 (ASM_DECLARE_FUNCTION_NAME): Define.
6957 (ASM_OUTPUT_EXTERNAL): Define.
6958 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6959 (ASM_OUTPUT_ALIGNED_BSS): Define.
6960 (PCC_BITFIELD_TYPE_MATTERS): Define.
6961 (USE_CONST_SECTION): Define.
6962 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6963 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6964 (SUPPORTS_ONE_ONLY): Remove.
6965 (I386_PE_STRIP_ENCODING): Define.
6966 * config/interix.opt: Delete and move bits to..
6967 * config/i386/interix.opt: ..here. New.
6968 (mpe-aligned-commons): Add.
6969 * config/i386/t-interix: Add copyright header.
6970 (winnt-stubs.o): Add rule.
6972 2012-01-22 Jason Merrill <jason@redhat.com>
6975 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6976 for extra name aliases.
6978 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6980 PR rtl-optimization/51924
6981 * ree.c (combine_set_extension): Improve debugging message.
6982 (combine_reaching_defs): Likewise.
6983 (get_defs): Rename confusingly named variable.
6984 (find_and_remove_re): Skip a candidate if the extension expression has
6987 2012-01-21 Robert Millan <rmh@gnu.org>
6988 Gerald Pfeifer <gerald@pfeifer.com>
6990 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6991 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6993 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6995 PR tree-optimization/51914
6996 * tree-vect-stmts.c (vectorizable_conversion): For
6997 cvt_type && modifier == WIDEN, put temporary with cvt_type
6998 at the beginning of vec_dsts and set vec_dest to temporary
7001 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7003 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7005 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7007 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7008 * config/rs6000/rs6000.c: Likewise.
7010 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7013 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7014 output_move_double on a copy of operands array.
7016 2012-01-20 Cary Coutant <ccoutant@google.com>
7017 Dodji Seketeli <dodji@redhat.com>
7020 * dwarf2out.c (copy_declaration_context): Return ref to parent
7021 of declaration DIE, if necessary.
7022 (remove_child_or_replace_with_skeleton): Add new parameter; update
7023 caller. Place skeleton DIE under parent DIE of original declaration.
7024 Move call to copy_declaration_context to here ...
7025 (break_out_comdat_types): ... from here.
7027 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7029 PR rtl-optimization/51856
7030 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7033 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7036 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7037 hints for neon loads and stores.
7039 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7043 * doc/extend.texi (Named Address Spaces): Split into subsections.
7044 (AVR Named Address Spaces): New subsection.
7045 (M32C Named Address Spaces): New subsection.
7046 (RL78 Named Address Spaces): New subsection.
7047 (SPU Named Address Spaces): New subsection.
7048 (Variable Attributes): New anchor "AVR Variable Attributes".
7049 (AVR Variable Attributes): Rewrite and avoid wording
7050 "address space" in this context.
7051 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7052 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7053 (AVR Built-in Macros): New subsubsection therein.
7054 * doc/md.texi (AVR constraints): Remove "C04", "R".
7056 2012-01-20 Richard Guenther <rguenther@suse.de>
7058 PR tree-optimization/51903
7059 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7060 when removing stmts.
7062 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7065 * config/arm/arm.c (arm_load_pic_register): Use
7066 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7067 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7068 (arm_pic_static_addr): Likewise.
7069 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7070 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7071 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7072 (pic_load_addr_unified): New.
7074 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7077 * function.c (instantiate_virtual_regs_in_insn): Use
7078 delete_insn_and_edges when removing a wrong asm insn.
7080 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7082 PR rtl-optimization/40761
7083 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7084 Add new member loop_num.
7085 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7086 (ira_build): Remove the parameter.
7088 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7089 (ira.c): Do not build CFG loops for one region allocation. Remove
7090 argument from ira_build call.
7092 * ira-build.c (init_loop_tree_node): New function.
7093 (create_loop_tree_nodes): Use it. Separate the case when CFG
7094 loops are not built.
7095 (more_one_region_p): Check current_loops.
7096 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7098 (add_loop_to_tree): Process loop equal to NULL too.
7099 (form_loop_tree): Separate the case when CFG loops are not built.
7100 Use explicitly number for the root.
7101 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7103 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7104 instead of loop->num.
7105 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7106 (mark_all_loops_for_removal): Ditto.
7107 (remove_unnecessary_regions): Separate the case when CFG loops
7109 (ira_build): Remove the parameter. Use explicit number of regions
7110 when CFG loops are not built.
7112 * ira-color.c (print_loop_title): Separate the case for the root node.
7113 Use loop_num instead of loop->num.
7114 (move_spill_restore): Use loop_num instead of loop->num.
7116 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7117 (change_loop): Ditto.
7118 (change_loop): Use loop_num instead of loop->num.
7120 * ira-lives.c (process_bb_node_lives): Ditto.
7122 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7124 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7126 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7129 * tree-mudflap.c (mf_artificial): New function.
7130 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7131 mx_register_decls, mudflap_enqueue_decl): Use it.
7134 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7135 numbers in the insn pattern.
7137 2012-01-19 Michael Matz <matz@suse.de>
7139 PR tree-optimization/46590
7140 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7141 use it in remembering which conflicts we already created.
7142 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7145 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7148 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7149 (merge_and_complain): Same.
7151 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7154 * config/initfini-array.h: Guard content of the header
7155 with #ifdef HAVE_INITFINI_ARRAY.
7156 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7157 Add initfini-array.h to tm_file here.
7158 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7159 * config.gcc: Don't add initfini-array.h to tm_file here.
7160 * configure: Regenerated.
7162 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7164 PR rtl-optimization/51505
7165 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7166 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7167 (df_note_bb_compute): Update the call to df_kill_notes.
7169 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7171 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7173 2012-01-18 Richard Guenther <rguenther@suse.de>
7175 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7176 of conversions to void *.
7178 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7179 Richard Sandiford <rdsandiford@googlemail.com>
7183 * optabs.h (simplify_expand_binop): Declare.
7184 * optabs.c (simplify_expand_binop): Make global.
7185 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7186 endian targets if the source cannot be exactly covered by word
7189 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7192 * hard-reg-set.h (struct hard_reg_set_container): New type.
7193 * target.h (struct hard_reg_set_container): Forward declare.
7194 * target.def (set_up_by_prologue): New target hook.
7195 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7196 * doc/tm.texi: Regenerated.
7197 * function.c (thread_prologue_and_epilogue_insns): Change
7198 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7199 Call targetm.set_up_by_prologue on it.
7200 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7201 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7203 2012-01-17 Nick Clifton <nickc@redhat.com>
7205 * config/rx/rx.c (rx_can_use_simple_return): New function.
7206 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7207 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7209 2012-01-17 Richard Guenther <rguenther@suse.de>
7212 * expr.c (expand_assignment): Take address-space information
7213 from the address operand of MEM_REF and TARGET_MEM_REF.
7214 (expand_expr_real_1): Likewise.
7216 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7218 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7219 reload dump is requested.
7221 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7224 * trans-mem.c (requires_barrier): Call may_be_aliased.
7226 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7228 PR tree-optimization/51877
7229 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7230 call arguments and fndecls compare equal, instead return false if they
7231 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7232 both SSA_NAMEs that are valueized the same, or they satisfy
7235 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7237 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7239 * configure: Regenerate.
7241 2012-01-16 Jan Hubicka <jh@suse.cz>
7245 * convert.c (convert_to_integer): Use fold_convert for
7246 converting an INTEGER_CST to integer type.
7248 2012-01-16 Jason Merrill <jason@redhat.com>
7251 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7253 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7256 * config/s390/s390.c (s390_chunkify_start): Don't skip
7257 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7258 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7259 If insn is followed by NOTE_INSN_VAR_LOCATION or
7260 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7261 Don't use location of note insns.
7263 PR tree-optimization/51865
7264 * tree-inline.c (tree_function_versioning): Call remap_decl
7265 on DECL_RESULT whenever it has VOID_TYPE_P type.
7267 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7269 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7270 for calls to locally-binding MIPS16 functions if only the return
7271 type uses float regs.
7273 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7274 Richard Sandiford <rdsandiford@googlemail.com>
7276 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7277 (SYMBOL_32_HIGH): Likewise.
7278 (mips_output_tls_reloc_directive): Declare.
7279 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7280 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7281 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7282 (mips_lo_relocs, mips_hi_relocs): Make extern.
7283 (mips16_stub_function): Move up file.
7284 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7285 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7286 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7287 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7288 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7289 (mips_get_tp): Add MIPS16 support.
7290 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7291 Generalize DTPREL and TPREL handling.
7292 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7293 Add MIPS16 TLS support.
7294 (mips_output_tls_reloc_directive): New function.
7295 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7296 * config/mips/predicates.md (symbolic_operand_with_high)
7297 (tls_reloc_operand): New predicates.
7298 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7299 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7300 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7301 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7302 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7303 (*tls_get_tp_mips16_call_<mode>): Likewise.
7305 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7307 PR rtl-optimization/51821
7308 * recog.c (peep2_find_free_register): Determine clobbered registers
7311 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7314 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7315 * config/avr/avr.c: Likewise.
7316 * config/avr/avr.h: Likewise.
7318 2012-01-13 Ian Lance Taylor <iant@google.com>
7321 * tree.h (TYPE_QUALS): Add cast to int.
7322 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7324 2012-01-13 Ian Lance Taylor <iant@google.com>
7326 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7327 comparing param_index to VEC_length result.
7329 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7331 * c-decl.c: Do not include tree-mudflap.h
7332 * tree-optimize.c: Likewise.
7333 * Makefile.in: Update dependencies.
7335 2012-01-13 Richard Guenther <rguenther@suse.de>
7338 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7339 variable-sized result always use RSO.
7341 2012-01-12 DJ Delorie <dj@redhat.com>
7343 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7344 pointer type, not just the default pointer type.
7346 2012-01-09 Richard Henderson <rth@redhat.com>
7347 Denis Chertykov <chertykov@gmail.com>
7350 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7351 * config/avr/avr.c (avr_can_eliminate): Simplify.
7352 (avr_initial_elimination_offset): Likewise.
7353 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7354 (expand_epilogue): Likewise.
7355 (avr_legitimize_address): Gut.
7356 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7357 (avr_hard_regno_nregs): New.
7358 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7359 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7360 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7361 add soft frame pointer.
7362 (CALL_USED_REGISTERS): Likewise.
7363 (REG_CLASS_CONTENTS): Likewise.
7364 (REGISTER_NAMES): Likewise.
7365 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7366 (HARD_FRAME_POINTER_REGNUM): New.
7367 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7368 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7369 remove the HARD_FRAME_POINTER self-elimination.
7371 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7374 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7375 DECL_EXTERNAL when checking for initializers of progmem variables.
7377 2012-01-12 Ira Rosen <irar@il.ibm.com>
7379 PR tree-optimization/51799
7380 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7381 that the last operation is a type demotion.
7383 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7385 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7386 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7388 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7391 * combine.c (distribute_notes): If i3 is a noreturn call,
7392 allow old_size to be equal to args_size and make sure the
7393 noreturn call gets REG_ARGS_SIZE note.
7394 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7395 on noreturn calls even when the delta is 0.
7397 2012-01-11 Nathan Sidwell <nathan@acm.org>
7399 * gcov.c (STRING_SIZE): Remove.
7400 (generate_results): Erase annotations for source files with no
7401 coverage information.
7403 (output_lines): Use it.
7405 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7407 * gimple.h (gimplify_body): Remove first argument.
7408 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7409 pointer set here, instead just pass DATA to walk_tree.
7410 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7411 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7412 (unvisit_body): Likewise, but with unmark_visited.
7413 (gimplify_body): Remove BODY_P argument and adjust.
7414 (gimplify_function_tree): Adjust call to gimplify_body.
7415 * omp-low.c (finalize_task_copyfn): Likewise.
7417 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7419 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7420 (build_function_type_skip_args): Delete.
7421 * tree.c (build_function_type_skip_args): Make static and add
7422 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7423 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7424 pass it to build_function_type_skip_args.
7425 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7426 (tree_function_versioning): Likewise.
7427 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7428 build_function_decl_skip_args.
7429 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7430 and pass it to build_function_decl_skip_args/tree_function_versioning.
7431 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7432 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7433 * trans-mem.c (ipa_tm_create_version): Likewise.
7434 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7435 * tree-inline.c (declare_return_variable): Remove always-true test.
7436 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7437 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7438 * ipa-split.c (split_function): Skip the return value for the split
7439 part if it doesn't return.
7441 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7443 PR tree-optimization/49642
7444 * ipa-split.c (forbidden_dominators): New variable.
7445 (check_forbidden_calls): New function.
7446 (dominated_by_forbidden): Likewise.
7447 (consider_split): Check for forbidden dominators.
7448 (execute_split_functions): Initialize and free forbidden
7449 dominators info; call check_forbidden_calls.
7451 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7453 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7455 2012-01-11 Nick Clifton <nickc@redhat.com>
7457 * config/rx/rx.md (return): Define pattern.
7459 2012-01-11 Richard Guenther <rguenther@suse.de>
7461 * doc/extend.texi (malloc attribute): Adjust according to
7464 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7465 Patrick Marlier <patrick.marlier@gmail.com>
7468 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7469 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7470 (ipa_tm_note_irrevocable): Same.
7471 (ipa_tm_scan_irr_block): Same.
7472 (ipa_tm_decrement_clone_counts): Same.
7473 (ipa_tm_scan_irr_function): Same.
7474 (ipa_tm_create_version_alias): Same.
7475 (ipa_tm_create_version): Same.
7476 (ipa_tm_transform_calls_redirect): Same.
7477 (ipa_tm_transform_calls): Same.
7478 (ipa_tm_transform_transaction): Same.
7479 (ipa_tm_execute): Same.
7481 2012-01-10 Richard Guenther <rguenther@suse.de>
7484 * opts.c (common_handle_option): Handle -Werror.
7486 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7488 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7491 2012-01-10 Jason Merrill <jason@redhat.com>
7493 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7496 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7498 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7499 supports R_386_TLS_GD_PLT reloc.
7500 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7501 supports R_386_TLS_LDM_PLT reloc.
7502 * configure: Regenerate.
7503 * config.in: Regenerate.
7505 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7508 Extend __pgmx semantics to linearize memory.
7509 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7510 determine if code comes inline or from libgcc.
7511 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7512 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7513 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7514 (movmemx_qi, movmemx_hi): New insns.
7515 (xload_<mode>_libgcc): Rewrite to new insn condition.
7516 (xload_<mode>): Remove insns.
7517 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7518 cases that don't satisfy avr_xload_libgcc_p().
7519 (avr_addr_space_convert): Allow converting in any direction.
7520 (avr_addr_space_subset_p): Return always true.
7521 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7522 (avr_emit_movmemhi): Ditto.
7523 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7524 (avr_out_movmem): Ditto.
7525 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7526 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7527 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7528 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7529 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7531 2012-01-10 Richard Guenther <rguenther@suse.de>
7533 PR tree-optimization/50913
7534 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7535 Require data-refs to be representable by Graphite with respect
7538 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7540 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7541 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7543 2012-01-10 Tom de Vries <tom@codesourcery.com>
7545 PR rtl-optimization/51271
7546 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7547 handling annulled branch.
7549 2012-01-10 Richard Henderson <rth@redhat.com>
7551 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7552 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7553 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7554 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7555 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7556 arm_expand_vec_perm_const): New.
7557 * config/arm/arm-protos.h: Update.
7558 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7559 (*neon_vswp<VDQX>): New.
7560 (neon_vcombine<VDX>): Use neon_split_vcombine.
7561 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7562 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7563 (vec_perm<VE>): New.
7565 2012-01-10 Richard Henderson <rth@redhat.com>
7567 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7568 use it if reload_completed.
7569 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7570 arm_output_asm_insn, arm_process_output_memory_barrier,
7571 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7572 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7573 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7574 arm_process_output_sync_insn, arm_output_sync_insn,
7575 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7576 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7577 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7578 (emit_unlikely_jump): New.
7579 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7580 (arm_split_atomic_op): New.
7581 * config/arm/arm-protos.h: Update.
7582 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7583 (struct arm_sync_generator): Remove.
7584 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7585 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7586 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7587 (VUNSPEC_LL, VUNSPEC_SC): New.
7588 (sync_result, sync_memory, sync_required_value, sync_new_value,
7589 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7590 (attr length): Don't use arm_sync_loop_insns.
7591 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7592 (movsfcc, movdfcc): Likewise.
7593 * config/arm/constraints.md (Ua): New.
7594 * config/arm/prediates.md (mem_noofs_operand): New.
7595 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7596 (sync_clobber, sync_t2_reqd): Remove.
7597 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7598 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7599 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7600 (arm_sync_compare_and_swap<SIDI>): Remove.
7601 (arm_sync_compare_and_swap<NARROW>): Remove.
7602 (arm_sync_lock_test_and_set<SIDI>): Remove.
7603 (arm_sync_lock_test_and_set<NARROW>): Remove.
7604 (arm_sync_new_<syncop><SIDI>): Remove.
7605 (arm_sync_new_<syncop><NARROW>): Remove.
7606 (arm_sync_new_nand<SIDI>): Remove.
7607 (arm_sync_new_nand<NARROW>): Remove.
7608 (arm_sync_old_<syncop><SIDI>): Remove.
7609 (arm_sync_old_<syncop><NARROW>): Remove.
7610 (arm_sync_old_nand<SIDI>): Remove.
7611 (arm_sync_old_nand<NARROW>): Remove.
7612 (*memory_barrier): Merge arm_output_memory_barrier.
7613 (atomic_compare_and_swap<QHSD>): New.
7614 (atomic_compare_and_swap<NARROW>_1): New.
7615 (atomic_compare_and_swap<SIDI>_1): New.
7616 (atomic_exchange<QHSD>): New.
7617 (cas_cmp_operand, cas_cmp_str): New.
7618 (atomic_op_operand, atomic_op_str): New.
7619 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7620 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7621 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7622 (arm_load_exclusive<NARROW>): New.
7623 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7624 (arm_store_exclusive<QHSD>): New.
7626 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7628 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7629 reload patterns if -mvsx-scalar-memory.
7631 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7632 generated, even -mno-vsx-scalar-double was used.
7633 (vsx_xscvdpsp_scalar): Likewise.
7634 (vsx_xscvspdp_scalar2): Likewise.
7636 2012-01-09 Tom de Vries <tom@codesourcery.com>
7637 Andrew Pinski <apinski@cavium.com>
7640 * reorg.c (fill_slots_from_thread): Don't speculate
7641 frame-related insns.
7643 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7645 * sched-int.h (bb_note): Move to...
7646 * basic-block.h: ...here.
7647 * haifa-sched.c (bb_note): Move to...
7648 * cfgrtl.c: ...here.
7649 * function.c (next_block_for_reg): New function.
7650 (move_insn_for_shrink_wrap): Likewise.
7651 (prepare_shrink_wrap): Rewrite to use the above.
7653 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7655 * gimple.c (is_gimple_non_addressable): Remove.
7656 * gimple.h: Remove is_gimple_non_addressable.
7657 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7658 is_gimple_non_addressable.
7659 * trans-mem.c (expand_assign_tm): Same.
7661 2012-01-09 Richard Guenther <rguenther@suse.de>
7663 PR tree-optimization/51775
7664 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7665 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7667 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7669 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7671 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7673 2012-01-09 Richard Guenther <rguenther@suse.de>
7675 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7677 2012-01-08 Jan Hubicka <jh@suse.cz>
7679 PR tree-optimize/51680
7680 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7681 on when known_vals needs to be computed; cleanup.
7683 2012-01-08 Jan Hubicka <jh@suse.cz>
7685 PR tree-optimize/51694
7686 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7688 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7690 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7691 for -std=c++98 and -std=c++11 too.
7693 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7695 * cfgloop.c (cancel_loop): Add free() of bbs array.
7697 2012-01-07 Jan Hubicka <jh@suse.cz>
7699 PR tree-optimization/51600
7700 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7701 that benefits small functions.
7703 2012-01-07 Jan Hubicka <jh@suse.cz>
7705 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7707 2012-01-07 Jan Hubicka <jh@suse.cz>
7709 PR tree-optimization/51680
7710 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7711 whose inlining reduce unit size.
7713 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7716 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7717 Add canonical node to containing_mem chain after the non-canonical
7718 one, even if there weren't any locs to propagate.
7719 (remove_useless_values): Keep only canonical values.
7720 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7721 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7722 canonicalize mem_chain elements that are not discarded.
7724 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7727 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7728 before emitting functions.
7730 PR gcov-profile/50127
7731 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7732 clear_aux_for_blocks.
7734 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7737 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7739 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7741 * c-decl.c (ext_block): Moved up.
7742 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7744 2012-01-06 Han Shen <shenhan@google.com>
7746 Translate built-in include paths for sysroot.
7747 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7748 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7750 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7751 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7753 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7754 control whether sysroot should be prepended to gxx include dir.
7756 * configure: Regenerate.
7758 2012-01-06 Torvald Riegel <triegel@redhat.com>
7760 PR rtl-optimization/51771
7761 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7762 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7764 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7766 PR tree-optimization/51315
7767 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7768 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7770 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7773 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7774 for shrp pattern. Correctly handle and fixup shift variable.
7775 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7777 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7780 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7781 note when !ACCUMULATE_OUTGOING_ARGS.
7783 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7785 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7787 (extract_range_from_unary_expr_1): Avoid useless computations.
7789 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7791 PR rtl-optimization/51767
7792 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7793 of jump_block and add an extra edge for degenerated asm gotos.
7796 * stmt.c (check_unique_operand_names): Don't ICE during error
7797 reporting if i is from labels chain.
7800 * profile.c (branch_prob): Split bbs that have exit edge
7801 and need a fake entry edge too.
7803 2012-01-05 Jan Hubicka <jh@suse.cz>
7806 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7809 2012-01-05 Richard Guenther <rguenther@suse.de>
7812 * tree-streamer-out.c (write_ts_optimization): New function.
7813 (streamer_write_tree_body): Call it.
7814 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7815 (streamer_read_tree_body): Call it.
7816 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7818 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7821 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7822 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7823 in_cleanup_point_expr before gimplify_stmt call and restore it
7825 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7826 in_cleanup_point_expr is false.
7828 2012-01-05 Richard Guenther <rguenther@suse.de>
7831 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7833 * toplev.c (process_options): Reject combining mudflap and LTO.
7834 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7836 2012-01-05 Richard Guenther <rguenther@suse.de>
7838 PR tree-optimization/51760
7839 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7841 (bit_value_unop): Handle UNDEFINED operands.
7842 (bit_value_binop): Likewise.
7844 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7846 * config/avr/avr.c (avr_replace_prefix): Remove.
7847 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7848 (avr_asm_function_rodata_section): Ditto.
7849 (avr_asm_select_section): Ditto.
7851 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7853 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7856 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7859 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7860 calls that have any non-fake successor edges.
7863 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7865 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7867 PR tree-optimization/51624
7868 * tree-sra.c (build_ref_for_model): When replicating a chain of
7869 COMPONENT_REFs, stop as soon as the offset would become negative.
7871 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7874 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7875 in .debug_loc on the floor.
7877 2012-01-04 Andrew Pinski <apinski@cavium.com>
7879 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7881 2012-01-04 Andrew Pinski <apinski@cavium.com>
7882 Adam Nemet <anemet@caviumnetworks.com>
7884 * config/mips/mips.md (size): Add SI and DI.
7885 (SIZE): New mode attribute.
7886 (U): New code attribute.
7887 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7888 (mips_lbux_<mode>): Delete.
7889 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7890 (mips_lhx): Use gen_mips_lhx_extsi.
7891 (mips_lhx_<mode>): Delete.
7893 (mips_l<size>x): New expand.
7894 (mips_lwx_<mode>): Delete.
7895 (mips_l<GPR:size>x_<P:mode>): New pattern.
7896 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7897 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7898 * config/mips/mips.c (mips_lx_address_p): New function.
7899 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7900 (dsp64): New availability predicate.
7901 (mips_builtins): Add an entry for __builtin_mips_ldx.
7902 * config/mips/mips.h (ISA_HAS_LBX): New define.
7903 (ISA_HAS_LBUX): Likewise.
7904 (ISA_HAS_LHX): Likewise.
7905 (ISA_HAS_LHUX): Likewise.
7906 (ISA_HAS_LWX): Likewise.
7907 (ISA_HAS_LWUX): Likewise.
7908 (ISA_HAS_LDX): Likewise.
7909 * doc/extend.texi (__builtin_mips_ldx): Document.
7911 2012-01-04 Tristan Gingold <gingold@adacore.com>
7913 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7914 when long pointers are used.
7915 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7916 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7917 (ia64-hp-*vms*): Remove.
7918 * config/vms/xm-vms64.h: Delete.
7920 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7923 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7925 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7927 * opts.c (finish_options): Remove duplicate sorry.
7929 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7932 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7935 2012-01-04 Richard Guenther <rguenther@suse.de>
7938 * tree.c (size_low_cst): New function.
7939 * tree.h (size_low_cst): Declare.
7940 * fold-const.c (fold_comparison): Use it to extract the low
7941 part of the POINTER_PLUS_EXPR offset.
7943 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7945 Fix clearing ZERO_REG
7946 * config/avr/avr.md (cc): Add alternative "ldi".
7947 (movqi_insn): Use it in cc attribute.
7948 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7949 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7950 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7952 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7954 * configure: Regenerate.
7956 2012-01-04 Richard Guenther <rguenther@suse.de>
7958 PR tree-optimization/49651
7959 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7960 (var_can_have_subvars): Use it.
7961 (get_constraint_for_1): Only consider subfields if there can be any.
7963 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7966 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7967 to its new canonical_cselib_val and the cselib_val was in
7968 first_containing_mem chain, but the canonical_cselib_val was not,
7969 add the latter into the chain.
7970 (cselib_invalidate_mem): Compare canonical_cselib_val of
7971 addr_list chain elt with v.
7974 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7975 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7977 (output_macinfo_op): Don't ggc_strdup fd->filename.
7978 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7979 then ggc_strdup it. Don't free inc->info or cur->info.
7980 (output_macinfo): Don't free ref->info or file->info.
7982 2012-01-03 Ira Rosen <irar@il.ibm.com>
7984 PR tree-optimization/51269
7985 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7986 first_niters a pointer.
7987 (slpeel_tree_peel_loop_to_edge): Likewise.
7988 (vect_do_peeling_for_loop_bound): Update call to
7989 slpeel_tree_peel_loop_to_edge.
7990 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7991 here. Remove it from the parameters list.
7992 (vect_do_peeling_for_alignment): Update calls and compute
7995 2012-01-03 Richard Guenther <rguenther@suse.de>
7997 PR tree-optimization/51070
7998 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7999 Properly handle calls.
8001 2012-01-03 Richard Guenther <rguenther@suse.de>
8003 PR tree-optimization/51692
8004 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8005 the LHS of allocation stmts.
8007 2012-01-03 Olivier Hainque <hainque@adacore.com>
8009 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8011 2012-01-03 Olivier Hainque <hainque@adacore.com>
8013 * collect2.c (main): In AIX specific computations for vector
8014 insertions, use CONST_CAST2 to cast from char ** to const char **.
8016 2012-01-03 Richard Guenther <rguenther@suse.de>
8019 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8020 the context of a limbo DIE when it does not already exist.
8022 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8024 PR tree-optimization/51719
8025 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8026 but direct call is, clear direct call's lhs and don't add fallthrough
8027 edge from dcall_bb to join_bb and PHIs.
8029 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8031 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8032 the instructions emitted by the pattern.
8033 ("*TDC_insn_<mode>"): Add comment.
8035 2012-01-03 Richard Guenther <rguenther@suse.de>
8038 * fold-const.c (fold_comparison): Properly canonicalize
8039 tree offset and HOST_WIDE_INT bit position.
8041 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8043 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8044 operands for extzv pattern.
8046 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8049 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8052 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8054 * doc/invoke.texi (-flto and related options): Copy-edit.
8056 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8058 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8060 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8062 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8065 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8067 * expr.h (move_by_pieces_ninsns): Declare.
8068 * expr.c (move_by_pieces_ninsns): Make external.
8069 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8070 (mips_store_by_pieces_p): Likewise.
8071 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8072 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8073 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8074 (mips_store_by_pieces_p): Likewise.
8076 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8078 * passes.c (register_one_dump_file): Free full_name.
8080 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8081 (calculate_elim_costs_all_insns): Free offsets_at and
8082 offsets_known_at at the end and clear the pointers.
8084 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8086 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8087 this option introduced in r180739.
8089 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8092 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8093 (tmake_file target=avr): Add avr/t-multilib.
8095 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8096 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8097 * config/avr/genmultilib.awk: New file.
8098 * config/avr/t-multilib: New auto-generated file.
8099 * config/avr/multilib.h: New auto-generated file.
8100 * config/avr/t-avr (AVR_MCUS): New variable.
8101 (genopt.sh): Use it.
8102 (s-mlib): Depend on t-multilib.
8103 (t-multilib, multilib.h): New dependencies.
8104 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8105 (MULTILIB_OPTIONS): Remove.
8106 (MULTILIB_MATCHES): Remove.
8107 (MULTILIB_DIRNAMES): Remove.
8108 (MULTILIB_EXCEPTIONS): Remove:
8109 * config/avr/genopt.sh: Don't use hard coded file name;
8110 pass AVR_MCUS from t-avr instead.
8112 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8114 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8116 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8118 Implement light-weight DImode support.
8119 * config/avr/avr-dimode.md: New file.
8120 * config/avr/avr.md: Include it.
8121 (adjust_len): Add plus64, compare64.
8122 (HIDI): Remove code iterator.
8123 (code_stdname): New code attribute.
8124 (rotx, rotsmode): Remove DI.
8125 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8127 * config/avr/avr-protos.h (avr_have_dimode): New.
8128 (avr_out_plus64, avr_out_compare64): New.
8129 * config/avr/avr.c (avr_out_compare): Handle DImode.
8130 (avr_have_dimode): New variable definition and initialization.
8131 (avr_out_compare64, avr_out_plus64): New functions.
8132 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8133 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8134 (avr_compare_pattern): Skip DImode comparisons.
8136 2012-01-02 Revital Eres <revital.eres@linaro.org>
8138 * ddg.c (def_has_ccmode_p): New function.
8139 (add_cross_iteration_register_deps,
8140 create_ddg_dep_from_intra_loop_link): Call it.
8142 2012-01-02 Richard Guenther <rguenther@suse.de>
8145 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8147 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8149 * gcc.c (process_command): Update copyright notice dates.
8150 * gcov.c (print_version): Likewise.
8151 * gcov-dump.c (print_version): Likewise.
8152 * mips-tfile.c (main): Likewise.
8153 * mips-tdump.c (main): Likewise.
8155 2012-01-01 Ira Rosen <irar@il.ibm.com>
8157 PR tree-optimization/51704
8158 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8159 a use is inside the basic block or loop before accessing its vect info.
8161 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8163 PR rtl-optimization/51069
8164 * cfgloopmanip.c (remove_path): Removing path making irreducible
8165 region unconditional makes BB part of the region.
8167 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8169 PR tree-optimization/51683
8170 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8171 calls with side-effects.
8172 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8174 Copyright (C) 2012 Free Software Foundation, Inc.
8176 Copying and distribution of this file, with or without modification,
8177 are permitted in any medium without royalty provided the copyright
8178 notice and this notice are preserved.