1 2013-10-28 Tom de Vries <tom@codesourcery.com>
3 * cfgexpand.c (gimple_expand_cfg): Remove test for parm_birth_insn.
4 Don't commit insertions after NOTE_INSN_FUNCTION_BEG.
6 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
9 2013-10-22 Uros Bizjak <ubizjak@gmail.com>
12 * config/i386/i386.c (put_condition_code) <case GTU, case LEU>:
13 Remove CCCmode handling.
14 <case LTU>: Return 'c' suffix for CCCmode.
15 <case GEU>: Return 'nc' suffix for CCCmode.
16 (ix86_cc_mode) <case GTU, case LEU>: Do not generate overflow checks.
17 * config/i386/i386.md (*sub<mode>3_cconly_overflow): Remove.
18 (*sub<mode>3_cc_overflow): Ditto.
19 (*subsi3_zext_cc_overflow): Ditto.
21 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
23 Backport from mainline
24 2013-10-19 Uros Bizjak <ubizjak@gmail.com>
27 * config/i386/i386.c (ix86_function_value_regno): Add DX_REG,
28 ST1_REG and XMM1_REG for 32bit and 64bit targets. Also add DI_REG
29 and SI_REG for 64bit SYSV ABI targets.
31 2013-10-25 Richard Henderson <rth@twiddle.net>
34 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
35 instead of create_convert_operand_to.
36 (maybe_emit_sync_lock_test_and_set): Likewise.
37 (expand_atomic_compare_and_swap): Likewise.
38 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
40 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
42 PR rtl-optimization/58831
43 * alias.c (init_alias_analysis): At the beginning of each iteration,
44 set the reg_seen[N] flag if static_reg_base_value[N] is non-null.
46 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
48 * recog.c (search_ofs): New static variable moved from...
49 (peep2_find_free_register): ...here.
50 (peephole2_optimize): Initialize it.
52 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
54 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
56 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
58 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
59 assignment statements.
61 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
63 * config/pa/pa.md: In "scc" insn patterns, change output template to
64 handle const0_rtx in reg_or_0_operand operands.
66 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
67 Paolo Carlini <paolo.carlini@oracle.com>
70 * doc/implement-cxx.texi: Fix references to the C++ standards.
72 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
75 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
78 2013-09-12 Terry Guo <terry.guo@arm.com>
80 Backport from mainline
81 2012-09-17 Richard Guenther <rguenther@suse.de>
84 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
85 FIXED_VALUE_TYPE instead of struct fixed_value.
87 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
90 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
91 support conditional execution.
92 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
94 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
96 Backport from mainline
97 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
99 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
100 "cmp" RTX before signed_comparison_operator check to account
103 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
105 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
107 2013-09-01 Iain Sandoe <iain@codesourcery.com>
110 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
112 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
113 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
114 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
116 * doc/tm.texi: Regenerate.
117 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
119 * config/darwin-c.c: Include target.h.
120 (darwin_objc_declare_unresolved_class_reference): New function.
121 (darwin_objc_declare_class_definition): New function.
122 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
123 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
125 2013-09-01 Iain Sandoe <iain@codesourcery.com>
127 Backport from mainline:
128 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
130 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
131 it is not needed after split.
133 2013-07-20 Iain Sandoe <iain@codesourcery.com>
136 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
137 second label for nonlocal goto receivers. Don't output pic base labels
138 unless we're producing PIC; mark that action unreachable().
139 (ix86_save_reg): If the function contains a nonlocal label, save the
141 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
142 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
143 (update_pic_label_number_if_needed): New.
144 (machopic_output_function_base_name): Adjust for nonlocal receiver
146 (machopic_should_output_picbase_label): New.
147 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
148 (nonlocal_goto_receiver): New insn and split.
150 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
152 Backport from mainline
153 2013-08-27 Christian Widmer <shadow@umbrox.de>
156 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
157 of Ivy Bridge processors.
159 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
162 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
163 suggested mode for the assignment isn't compatible with the
166 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
168 Backport from mainline
169 2013-08-12 Perez Read <netfirewall@gmail.com>
172 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
173 operand 0 for intel asm alternative.
174 (*movabs<mode>_2): Ditto for operand 1.
176 2013-08-13 Marek Polacek <polacek@redhat.com>
179 2013-0813 Marek Polacek <polacek@redhat.com>
180 Jakub Jelinek <jakub@redhat.com>
182 PR tree-optimization/57980
183 * tree-tailcall.c (process_assignment): Return false
184 when not dealing with integers or floats.
186 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
188 Backport from mainline
189 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
191 * collect2-aix.h: Define F_LOADONLY.
193 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
195 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
196 the implied StoreLoad barrier for atomic operations if before.
198 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
200 Backport from 2013-07-11 trunk r200901.
203 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
204 name seen by assembler/linker if available.
206 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
208 Backport from 2013-07-10 trunk r200872.
211 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
214 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
216 Backport from mainline
217 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
219 * config/i386/sse.md (sse_movlhps): Change alternative 3
222 2013-07-09 Joseph Myers <joseph@codesourcery.com>
224 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
225 adjust register size for TDmode and TFmode for VSX registers.
227 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
229 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
231 2013-07-08 Jakub Jelinek <jakub@redhat.com>
233 PR rtl-optimization/57829
234 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
235 mask bits outside of mode are just sign-extension from mode to HWI.
237 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
239 Backport from mainline
240 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
243 * config/i386/i386.c (construct_container): Report error if
244 long double is used with disabled x87 float returns.
246 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
248 Backport from mainline
249 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
252 * collect2.c (collect_atexit): New.
253 (collect_exit): Delete.
254 (main): Register collect_atexit with atexit.
255 (collect_wait): Change collect_exit to exit.
257 * collect2.h (collect_exit): Delete.
258 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
260 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
262 Backport from mainline
263 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
265 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
266 cmp_code to construct REG_EQUAL note.
268 Backport from mainline
269 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
271 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
272 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
274 Backport from mainline
275 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
278 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
279 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
280 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
282 2013-06-09 Jakub Jelinek <jakub@redhat.com>
285 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
286 that operands[2] doesn't overlap with operands[0].
288 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
291 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
292 for non-sse2 targets. Simplify mode attribute calculation.
294 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
296 Backport from mainline
297 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
299 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
300 cache parameters using detect_caches_amd also for CYRIX,
301 NSC and TM2 signatures.
303 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
304 Dzianis Kahanovich <mahatma@eu.by>
308 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
309 VIA/Centaur processors and determine their cache parameters
310 using detect_caches_amd.
312 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
314 * config/i386/i386.c (ix86_option_override_internal): Add
315 PTA_POPCNT to corei7 entry.
317 2013-05-14 Richard Biener <rguenther@suse.de>
319 PR gcov-profile/57269
320 Backport from mainline
321 2012-06-30 Nathan Sidwell <nathan@acm.org>
323 * coverage.c (coverage_init): Read counts file before writing
326 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
329 Backport from mainline
330 2013-01-22 Jakub Jelinek <jakub@redhat.com>
333 * config/i386/i386.md (UNSPEC_STOS): New.
334 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
335 *strsetqi_1): Add UNSPEC_STOS.
337 2013-05-10 Joey Ye <joey.ye@arm.com>
339 Backport from mainline
340 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
343 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
345 (thumb1_extendhisi2): Reduce Thumb pool range.
346 (arm_movdi): Likewise.
347 (thumb1_movdi_insn): Likewise.
348 (thumb1_movsi_insn): Likewise.
349 (pic_load_addr_unified): Likewise.
350 (pic_load_addr_32bit): Likewise.
351 (pic_load_addr_thumb1): Likewise.
352 (thumb1_movhf): Likewise.
353 (arm_movsf_soft_insn): Likewise.
354 (thumb1_movsf_soft_insn): Likewise.
355 (movdf_soft_insn): Likewise.
356 (thumb1_movdf_soft_insn): Likewise.
357 * config/arm/neon.md (*neon_mov<mode>): Likewise.
358 (*neon_mov<mode>): Likwise.
359 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
360 (*thumb2_movhi_insn): Likewise.
361 (*thumb2_extendqisi_v6): Likewise.
362 (*thumb2_zero_extendqisi_v6): Likewise.
363 (*thumb2_zero_extendqisi2_v6): Likewise.
364 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
365 (*movdi_vfp): Likewise.
366 (*movdi_vfp_cortexa8): Likewise.
367 (*thumb2_movsf_vfp): Likewise.
368 (*thumb2_movdf_vfp): Likewise.
370 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
372 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
373 Add mthumb/march=armv7-a multilib.
374 Add mthumb/march=armv7-r multilib.
375 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
377 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
380 * config/v850/t-rtems: Add more multilibs.
382 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
385 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
388 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
389 to save TFmode registers and DImode to save TImode registers for
390 caller save operations.
391 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
392 mark being partially clobbered since they only use the first
395 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
396 and TDmode only use the upper 64-bits of each VSX register.
398 2013-05-03 Marek Polacek <polacek@redhat.com>
400 Backport from mainline
401 2013-04-25 Marek Polacek <polacek@redhat.com>
403 PR tree-optimization/57066
404 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
406 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
408 Backport from mainline
409 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
412 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
414 (*zero_extendsidi2): Ditto.
416 Backport from mainline
417 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
420 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
422 2013-04-29 Christian Bruel <christian.bruel@st.com>
425 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
427 2013-04-27 Jakub Jelinek <jakub@redhat.com>
430 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
431 the immediate rotate count.
433 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
435 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
437 2013-04-19 Matthias Klose <doko@ubuntu.com>
441 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
443 Backport from mainline
444 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
445 Alexander Monakov <amonakov@ispras.ru>
448 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
449 flush pending lists also on non-jumps. Adjust comment.
452 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
454 * sched-deps.c (add_dependence_list_and_free): Simplify.
455 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
456 lists when add_dependence_list_and_free doesn't free them.
458 2013-04-19 Marek Polacek <polacek@redhat.com>
460 Backport from mainline
461 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
462 Jakub Jelinek <jakub@redhat.com>
464 PR tree-optimization/48189
465 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
466 If nitercst is 0, don't predict the exit edge.
468 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
470 Backport from mainline
471 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
472 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
474 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
477 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
479 * doc/tm.texi: Update.
480 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
481 * target.def (force_at_comp_dir): New hook.
482 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
483 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
485 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
488 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
489 (S_MODES): Set H_MODE bit.
490 (SF_MODES): Set only S_MODE and SF_MODE bits.
491 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
492 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
493 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
494 <MODE_FLOAT>: Likewise.
496 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
498 Backport from mainline:
499 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
502 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
503 nuses, make sure we have a label.
505 2013-04-11 Richard Biener <rguenther@suse.de>
507 * BASE-VER: Set to 4.7.4.
508 * DEV-PHASE: Set to prerelease.
510 2013-04-11 Release Manager
512 * GCC 4.7.3 released.
514 2013-04-10 David S. Miller <davem@davemloft.net>
516 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
519 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
523 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
525 Backport from mainline
526 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
527 Alexander Monakov <amonakov@ispras.ru>
530 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
531 flush pending lists also on non-jumps. Adjust comment.
533 2013-04-03 Richard Biener <rguenther@suse.de>
535 PR tree-optimization/56501
536 * tree-switch-conversion.c (check_process_case): Properly
537 handle !single_succ_p case.
539 2013-04-03 Jakub Jelinek <jakub@redhat.com>
541 Backported from mainline
542 2013-03-06 Jakub Jelinek <jakub@redhat.com>
544 PR tree-optimization/56539
545 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
546 instead of GSI_CONTINUE_LINKING as last argument to
547 force_gimple_operand_gsi. Adjust function comment.
549 2013-03-05 Jakub Jelinek <jakub@redhat.com>
552 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
553 (avoid_complex_debug_insns): New function.
554 (expand_debug_locations): Call it.
556 2013-04-02 Wei Mi <wmi@google.com>
558 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
559 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
560 *<rotate_insn><mode>3_mask in i386.md.
562 2013-04-02 Richard Biener <rguenther@suse.de>
565 Backport from mainline
566 2012-05-16 Richard Guenther <rguenther@suse.de>
568 * tree-inline.c (declare_return_variable): Properly handle
569 DECL_BY_REFERENCE return vars in SSA form.
571 2013-04-01 Wei Mi <wmi@google.com>
573 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
574 Truncate operand 2 using %b asm operand modifier.
575 (*<shift_insn><mode>3_mask): Ditto.
576 (*<rotate_insn><mode>3_mask): Ditto.
578 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
580 * config/i386/i386.md (*movsf_internal): Change type of
581 alternatives 3,4 to imov.
583 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
585 Backport from mainline
586 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
589 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
590 when the may_trap_p bit of the exprs being merged differs.
591 Reorder tests for speculativeness in the logical and operator.
593 Backport from mainline
594 2013-03-05 Jakub Jelinek <jakub@redhat.com>
597 * sel-sched-ir.c (free_sched_pools): Release
598 succs_info_pool.stack[succs_info_pool.max_top] vectors too
599 if succs_info_pool.max_top isn't -1.
601 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
603 Backport from mainline
604 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
607 * sel-sched.c: Include ira.h.
608 (implicit_clobber_conflict_p): New function.
609 (moveup_expr): Use it.
610 * Makefile.in (sel-sched.o): Depend on ira.h.
612 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
614 Backport from mainline
615 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
616 Alexander Monakov <amonakov@ispras.ru>
619 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
620 flush pending lists also on non-jumps. Adjust comment.
622 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
624 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
625 * doc/extend.texi (Named Address Spaces): Ditto.
626 (Variable Attributes): Ditto.
628 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
630 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
631 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
634 2013-03-27 Walter Lee <walt@tilera.com>
636 Backport from mainline:
637 2013-03-27 Walter Lee <walt@tilera.com>
639 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
640 double-decrement of next_scratch_regno.
642 2013-03-27 Walter Lee <walt@tilera.com>
644 Backport from mainline:
645 2013-03-27 Walter Lee <walt@tilera.com>
647 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
649 (insn_v1mulus): Ditto.
650 (insn_v2muls): Ditto.
652 2013-03-27 Walter Lee <walt@tilera.com>
654 Backport from mainline:
655 2013-03-27 Walter Lee <walt@tilera.com>
657 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
659 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
661 2013-03-27 Walter Lee <walt@tilera.com>
663 Backport from mainline:
664 2013-03-27 Walter Lee <walt@tilera.com>
666 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
668 (*sibcall_value): Ditto.
670 2013-03-27 Walter Lee <walt@tilera.com>
672 Backport from mainline:
673 2013-03-27 Walter Lee <walt@tilera.com>
675 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
676 (insn_mnz_v8qi): ... this ...
677 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
679 (insn_v<n>mnz): Replaced by ...
680 (insn_v1mnz): ... this ...
681 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
683 (insn_mz_<mode>): Replaced by ...
684 (insn_mz_v8qi): ... this ...
685 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
687 (insn_v<n>mz): Replaced by ...
688 (insn_v1mz): ... this ...
689 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
692 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
694 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
696 2013-03-26 Richard Biener <rguenther@suse.de>
698 Backport from mainline:
699 2013-03-13 Richard Biener <rguenther@suse.de>
701 PR tree-optimization/56608
702 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
703 calls when vectorizing basic-blocks.
705 2013-03-05 Richard Biener <rguenther@suse.de>
707 PR tree-optimization/56270
708 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
709 of loads after scheduling an SLP instance.
711 2013-03-26 Walter Lee <walt@tilera.com>
713 Backport from mainline:
714 2013-03-26 Walter Lee <walt@tilera.com>
716 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
717 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
719 2013-03-26 Walter Lee <walt@tilera.com>
721 Backport from mainline:
722 2013-03-25 Walter Lee <walt@tilera.com>
724 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
725 TILEGX_INSN_SHUFFLEBYTES1.
726 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
728 (tilegx_builtins): Ditto.
729 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
731 2013-03-26 Walter Lee <walt@tilera.com>
733 Backport from mainline:
734 2013-03-25 Walter Lee <walt@tilera.com>
736 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
737 tests for constraint J, K, N, P.
739 2013-03-26 Walter Lee <walt@tilera.com>
741 Backport from mainline:
742 2013-03-25 Walter Lee <walt@tilera.com>
744 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
745 Use indirect/pcrel encoding.
746 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
749 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
751 Backport from mainline:
752 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
753 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
756 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
757 (musermode): Convert to Var(TARGET_USERMODE).
758 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
759 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
760 * config/sh/sh.c (sh_option_override): Use
761 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
762 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
764 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
766 (udivsi3_i4_single, divsi3_i4_single): Use
767 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
768 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
769 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
770 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
771 (SUBTARGET_OVERRIDE_OPTIONS): New.
773 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
775 Backport from mainline:
776 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
778 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
779 to m2a-single instead of m2e.
781 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
784 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
787 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
790 * config/i386/i386.c (init_cumulative_args): Also set
791 cum->callee_return_avx256_p.
792 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
793 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
795 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
796 callee_return_avx256_p.
798 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
800 Backport from mainline:
801 2012-12-04 Ian Lance Taylor <iant@google.com>
803 * godump.c (find_dummy_types): Output a dummy type if we couldn't
804 output the real type.
806 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
809 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
810 (PLUS_EXPR): Likewise.
811 * doc/cppopts.texi (--help): Likewise.
812 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
813 (-fdump-rtl-cprop_hardreg): Likewise.
814 (-fdump-rtl-csa): Likewise.
815 (-fdump-rtl-dce): Likewise.
816 (-fdump-rtl-dbr): Likewise.
817 (-fdump-rtl-into_cfglayout): Likewise.
818 (-fdump-rtl-outof_cfglayout): Likewise.
820 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
823 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
824 (arm_print_operand, case 'S'): Don't use shift_operator to validate
827 2013-03-14 Seth LaForge <sethml@google.com>
830 Backport from mainline
831 2012-10-22 Julian Brown <julian@codesourcery.com>
833 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
834 VFP D registers in big-endian mode.
836 2013-03-08 Joey Ye <joey.ye@arm.com>
838 Backport from mainline
839 2013-03-06 Joey Ye <joey.ye@arm.com>
842 * gcc.c (convert_white_space): New function.
843 (main): Handles white space in function name.
845 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
847 Backport from mainline
848 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
851 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
852 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
853 to SH_DIV_CALL_TABLE for TARGET_SH2.
854 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
856 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
857 mdiv= call-div1, call-fp, call-table options.
859 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
861 * config.gcc (arm*-*-rtemself*): New.
862 (arm*-*-rtems*): Removed.
863 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
864 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
866 2013-03-01 Richard Biener <rguenther@suse.de>
868 Backport from mainline
869 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
871 PR tree-optimization/55481
872 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
873 back to general rewriting if we cannot leave an original biv
876 2013-03-01 Richard Biener <rguenther@suse.de>
878 Backport from mainline
879 2012-04-10 Richard Guenther <rguenther@suse.de>
882 * gimple-low.c (gimple_check_call_args): Properly account for
883 compatible aggregate types.
885 2013-02-26 Nick Clifton <nickc@redhat.com>
888 Import this patch from the mainline:
890 2012-08-17 Nick Clifton <nickc@redhat.com>
892 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
893 (branch_true): Likewise.
894 (branch_false): Likewise.
896 2013-02-26 Jakub Jelinek <jakub@redhat.com>
898 PR tree-optimization/56443
899 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
900 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
901 to type_for_mode langhook.
903 2013-02-21 Jakub Jelinek <jakub@redhat.com>
906 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
909 2013-02-19 Jakub Jelinek <jakub@redhat.com>
911 Backported from mainline
912 2013-02-19 Jakub Jelinek <jakub@redhat.com>
914 PR tree-optimization/56350
915 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
916 if haven't found reduction or nested cycle operand, rather than
917 asserting we must find it.
919 PR tree-optimization/56381
920 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
923 2013-02-08 Jakub Jelinek <jakub@redhat.com>
925 PR tree-optimization/56250
926 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
927 if type is unsigned and code isn't MULT_EXPR.
929 2013-02-06 Jakub Jelinek <jakub@redhat.com>
932 * omp-low.c (use_pointer_for_field): Return false if
933 lower_send_shared_vars doesn't generate any copy-out code.
935 2012-11-27 Jakub Jelinek <jakub@redhat.com>
937 PR tree-optimization/55110
938 * tree-vect-loop.c (vectorizable_reduction): Don't assert
939 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
941 2013-02-18 Richard Biener <rguenther@suse.de>
944 2013-02-04 Richard Biener <rguenther@suse.de>
946 Backport from mainline
947 2012-07-04 Richard Guenther <rguenther@suse.de>
949 PR tree-optimization/53844
950 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
951 the loop virtual PHI.
953 2013-02-13 David S. Miller <davem@davemloft.net>
955 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
957 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
959 Backport from mainline
960 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
962 PR rtl-optimization/56275
963 * simplify-rtx.c (avoid_constant_pool_reference): Check that
964 offset is non-negative and less than cmode size before
965 calling simplify_subreg.
967 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
969 Backport from mainline
970 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
972 * config/i386/sse.md (FMAMODEM): New mode iterator.
973 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
974 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
976 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
978 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
979 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
980 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
982 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
984 Backport from mainline
985 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
988 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
989 If there is no implicit builtin declaration, just return NULL.
991 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
992 Michael Meissner <meissner@linux.vnet.ibm.com>
994 Backport from mainline
995 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
996 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
998 2013-02-07 David S. Miller <davem@davemloft.net>
1000 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
1002 * var-tracking.c (vt_add_function_parameter): Test the presence of
1003 HAVE_window_save properly and do not remap argument registers when
1004 we have a leaf function.
1006 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1008 Backport from mainline
1009 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1012 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1014 * config/i386/i386.c (ix86_print_operand): Ditto.
1016 2013-02-07 Alan Modra <amodra@gmail.com>
1019 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1020 static chain, set REST_INLINE_FPRS too.
1022 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
1024 Backport from mainline
1025 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1027 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1028 * configure: Regenerate.
1030 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1032 Backport from mainline
1033 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1034 Andrew Dixie <andrewd@gentrack.com>
1036 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1039 2013-02-05 Richard Biener <rguenther@suse.de>
1041 Backport from mainline
1042 2012-12-10 Richard Biener <rguenther@suse.de>
1044 PR tree-optimization/55107
1045 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1046 (bitmap_set_replace_value): Add gcc_unreachable.
1047 (do_regular_insertion): Re-write all_same handling. Insert
1048 an assignment instead of a PHI in this case.
1049 (execute_pre): Do not record constified events.
1051 2013-02-05 Richard Biener <rguenther@suse.de>
1053 PR tree-optimization/54767
1054 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1055 backedges drop all symbolical range information.
1056 (execute_vrp): Compute backedges.
1058 2013-02-04 Richard Biener <rguenther@suse.de>
1060 Backport from mainline
1061 2012-01-11 Richard Guenther <rguenther@suse.de>
1063 PR tree-optimization/44061
1064 * tree-vrp.c (extract_range_basic): Compute zero as
1065 value-range for __builtin_constant_p of function parameters.
1067 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1070 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1072 2013-02-04 Richard Biener <rguenther@suse.de>
1074 Backport from mainline
1075 2012-07-04 Richard Guenther <rguenther@suse.de>
1077 PR tree-optimization/53844
1078 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1079 the loop virtual PHI.
1081 2012-12-13 Richard Biener <rguenther@suse.de>
1084 * tree-streamer.c (record_common_node): Check that we are not
1085 recursively pre-loading nodes we want to skip. Handle
1086 char_type_node appearing as part of va_list_type_node.
1088 2013-02-04 Richard Biener <rguenther@suse.de>
1091 * gimple.h (gimple_call_builtin_class_p): New function.
1092 * gimple.c (validate_call): New function.
1093 (gimple_call_builtin_class_p): Likewise.
1094 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1095 Use gimple_call_builtin_class_p.
1096 (find_func_clobbers): Likewise.
1097 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1098 (strlen_optimize_stmt): Likewise.
1100 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1102 Backported from mainline
1103 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1105 PR tree-optimization/56125
1106 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1107 pow(x,c) into sqrt(x) * powi(x, n/2) or
1108 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1109 optimizing for size.
1110 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1111 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1114 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1116 PR tree-optimization/56098
1117 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1118 for stmts with volatile ops.
1119 (cond_store_replacement): Don't optimize if assign has volatile ops.
1120 (cond_if_else_store_replacement_1): Don't optimize if either
1121 then_assign or else_assign have volatile ops.
1123 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1126 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1127 instead of cmpdi_operand for first comparison operand.
1128 Don't assert that comparison operands aren't both constants.
1130 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1132 PR tree-optimization/56051
1133 * fold-const.c (fold_binary_loc): Don't fold
1134 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1135 a narrowing conversion, or widening conversion from signed
1138 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1141 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1142 the case where writing real complex part of target modifies
1145 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1148 * function.c (thread_prologue_and_epilogue_insns): Always
1149 add crtl->drap_reg to set_up_by_prologue.set, even if
1150 stack_realign_drap is false.
1152 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1154 PR tree-optimization/55921
1155 * tree-complex.c (expand_complex_asm): New function.
1156 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1158 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1160 PR rtl-optimization/55838
1161 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1162 iv0.step, iv1.step and step.
1164 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1167 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1168 * gimple-low.c: Include langhooks.c.
1169 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1170 by default call lang_hooks.block_may_fallthru.
1171 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1173 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1174 (LANG_HOOKS_INITIALIZER): Use it.
1176 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1179 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1180 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1181 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1182 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1183 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1185 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1187 PR tree-optimization/55236
1188 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1189 and signed ARG0_TYPE, force low and high to be non-NULL.
1191 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1193 PR rtl-optimization/54127
1194 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1195 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1196 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1197 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1198 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1200 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1202 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1203 range isn't testing for zero.
1205 2013-01-29 Richard Biener <rguenther@suse.de>
1207 PR tree-optimization/56113
1208 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1210 (label_visit): Free duplicate bitmaps and record the leader instead.
1211 (perform_var_substitution): Adjust.
1213 2013-01-28 Serowk <serowk@yandex.ru>
1216 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1217 Fix mode checks to allow for the passing of constants in the
1219 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1220 Add entries in the switch statement for builtin iwmmxt vector
1221 shift and rotate builtins.
1223 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1225 Backport from mainline
1226 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1229 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1230 operand 0 in movabs insn template for -masm=intel asm alternative.
1231 (*movabs<mode>_2): Ditto for operand 1.
1233 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1235 Backport from mainline
1236 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1239 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1240 alternative to (o,r).
1241 (*movdi_internal_rex64): Remove (!o,n) alternative.
1242 (DImode immediate->memory splitter): Remove.
1243 (DImode immediate->memory peephole2): Remove.
1244 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1245 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1246 alternative to (!o,*r).
1247 (*movtf_internal_sse): New pattern.
1248 (*movxf_internal_rex64): New pattern.
1249 (*movxf_internal): Disable for TARGET_64BIT.
1250 (*movdf_internal_rex64): Remove (!o,F) alternative.
1252 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1254 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1255 involving stack registers slightly.
1257 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1259 * config/i386/constraints.md (Yf): New constraint.
1260 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1261 of f constraint to conditionaly disable x87 register preferences.
1262 (*movdf_internal): Ditto.
1263 (*movsf_internal): Ditto.
1265 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1267 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1268 (*movtf_internal_rex64): Add (!o,C) alternative
1269 (*movxf_internal_rex64): Ditto.
1270 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1272 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1274 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1276 2013-01-24 Martin Jambor <mjambor@suse.cz>
1278 Backport from mainline
1279 2013-01-04 Martin Jambor <mjambor@suse.cz>
1281 PR tree-optimization/55755
1282 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1283 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1285 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1287 Backport from mainline
1288 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1290 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1292 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1294 PR rtl-optimization/56023
1295 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1296 dependent on debug instruction.
1298 2013-01-21 Martin Jambor <mjambor@suse.cz>
1300 Backport from mainline
1301 2013-01-17 Martin Jambor <mjambor@suse.cz>
1303 PR tree-optimizations/55264
1304 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1305 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1306 for virtual functions.
1307 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1308 for virtual methods.
1309 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1310 virtual methods before inlining is over.
1312 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1314 Backport from mainline
1315 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1318 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1319 store through atomic_store<mode>_1.
1320 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1322 2013-01-16 Richard Biener <rguenther@suse.de>
1325 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1326 account for bitpos when computing alignment.
1328 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1330 Backport from 2013-01-14 trunk r195169.
1333 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1334 etc. to 1 and not to __flash.
1335 Use LL suffix for __INT24_MAX__ with -mint8.
1336 Use ULL suffix for __UINT24_MAX__ with -mint8.
1338 2013-01-14 Matthias Klose <doko@ubuntu.com>
1340 * doc/invoke.texi: Document -print-multiarch.
1341 * doc/install.texi: Document --enable-multiarch.
1342 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1343 * configure.ac: Add --enable-multiarch option.
1344 Substitute with_cpu, with_float.
1345 * configure: Regenerate.
1346 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1347 enable_multiarch, with_cpu, with_float: New macros.
1348 if_multiarch: New macro, define in terms of enable_multiarch.
1349 * genmultilib: Add new argument for the multiarch name.
1350 * gcc.c (multiarch_dir): Define.
1351 (for_each_path): Search for multiarch suffixes.
1352 (driver_handle_option): Handle multiarch option.
1353 (do_spec_1): Pass -imultiarch if defined.
1354 (main): Print multiarch.
1355 (set_multilib_dir): Separate multilib and multiarch names
1356 from multilib_select.
1357 (print_multilib_info): Ignore multiarch names in multilib_select.
1358 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1359 * cppdefault.h (default_include): Document multiarch in multilib
1361 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1362 include directory for multiarch directories.
1363 * common.opt: New options --print-multiarch and -imultilib.
1365 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1366 Include i386/t-linux.
1367 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1368 Include i386/t-kfreebsd.
1369 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1370 * config/i386/t-linux64: Add multiarch names in
1371 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1372 * config/i386/t-gnu: New file.
1373 * config/i386/t-kfreebsd: Likewise.
1374 * config/i386/t-linux: Likewise.
1376 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1377 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1378 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1379 for 32bit non-biarch configurations.
1381 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1382 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1385 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1387 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1389 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1390 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1391 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1393 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1394 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1395 Include rs6000/t-linux for 32bit non-biarch configurations.
1397 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1399 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1401 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1402 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1404 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1405 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1407 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1409 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1410 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1411 (vect_estimate_min_profitable_iter): Adjust to above fix.
1412 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1414 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1416 Backport from mainline
1417 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1419 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1420 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1421 documentation. Add missing '__' in front of
1422 __builtin_ia32_packssdw256.
1424 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1426 Backport from mainline
1427 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1429 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1430 attribute of movddup insn to DF.
1431 (*vec_interleave_lowv2df): Ditto.
1432 (vec_dupv2df): Ditto.
1434 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1436 Backport from 2013-01-07 trunk r194991, r194992.
1439 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1442 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1443 (avr_addrspace_t): Add .section_name field.
1444 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1446 (avr_addrspace): Same. Initialize .section_name. Remove last
1447 NULL entry. Put __memx into .progmemx.data.
1448 (progmem_section_prefix): Remove.
1449 (avr_asm_init_sections): No need to initialize progmem_section.
1450 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1451 section name prefix.
1452 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1453 retrieve the progmem section.
1454 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1455 boundary to run over avr_addrspace[].
1456 (avr_register_target_pragmas): Ditto.
1458 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1460 Backport from 2013-01-07 trunk r194978.
1463 * doc/install.texi (Cross-Compiler-Specific Options): Document
1466 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1468 Backport from 2013-01-07 trunk r194968.
1471 * config/avr/t-avr: Don't automatically rebuild
1472 $(srcdir)/config/avr/t-multilib
1473 $(srcdir)/config/avr/avr-tables.opt
1474 (avr-mcus): New phony target to build them on request.
1475 (s-avr-mlib): Remove.
1476 * avr/avr-mcus.def: Adjust comments.
1478 2013-01-07 Terry Guo <terry.guo@arm.com>
1480 Backport from mainline
1481 2012-12-19 Terry Guo <terry.guo@arm.com>
1483 * config/arm/arm.c (thumb_find_work_register): Check argument
1484 register number based on current PCS.
1486 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1488 Backport from mainline
1489 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1492 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1493 selected code model, define __code_mode_small__, __code_model_medium__,
1494 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1495 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1496 xchg temporary register with %k. Declare temporary register as
1498 [__x86_64__]: For medium and large code models, preserve %rbx register.
1500 2013-01-03 Richard Henderson <rth@redhat.com>
1502 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1503 after eliminating TLS symbols.
1505 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1508 * config/pa/pa.md (movsi): Revert previous change.
1509 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1512 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1515 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1518 2013-01-02 Jason Merrill <jason@redhat.com>
1521 * tree.c (build_array_type_1): Revert earlier change.
1523 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1526 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1527 after reload starts.
1529 2012-12-21 Martin Jambor <mjambor@suse.cz>
1531 PR tree-optimization/55355
1532 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1533 bit_position is small enough to fit a single HOST_WIDE_INT.
1535 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1537 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1539 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1541 Backport from mainline
1542 2012-10-15 Matthias Klose <doko@ubuntu.com>
1544 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1545 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1547 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1548 Tomash Brechko <tomash.brechko@gmail.com>
1551 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1552 handling of before and after cases.
1553 * config/sparc/sync.md (atomic_store): Fix pasto.
1555 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1557 * optabs.c (expand_atomic_store): Elide redundant model test.
1559 2012-12-13 Richard Henderson <rth@redhat.com>
1562 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1564 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1567 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1568 (tldo_stb_sp64): Likewise.
1569 (tldo_sth_sp32): Likewise.
1570 (tldo_sth_sp64): Likewise.
1571 (tldo_stw_sp32): Likewise.
1572 (tldo_stw_sp64): Likewise.
1573 (tldo_stx_sp64): Likewise.
1575 2012-12-10 Kai Tietz <ktietz@redhat.com>
1578 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1580 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1582 Backport from mainline
1583 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1584 H.J. Lu <hongjiu.lu@intel.com>
1587 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1588 before using it as insn or call equivalent.
1590 2012-12-06 Jason Merrill <jason@redhat.com>
1593 * tree.c (build_array_type_1): Re-layout if we found it in the
1596 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1598 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1599 opaque cond in all call insns.
1601 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1603 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1604 area if the function allocates dynamic stack space.
1605 (ia64_initial_elimination_offset): Adjust offsets to above change.
1607 2012-12-03 Richard Biener <rguenther@suse.de>
1609 Backport from mainline
1610 2012-09-24 Richard Guenther <rguenther@suse.de>
1612 PR tree-optimization/53663
1613 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1614 native encode/interpret translation on VN_WALKREWRITE.
1616 2012-12-03 Kai Tietz <ktietz@redhat.com>
1619 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1622 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1625 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1627 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1629 Backport from mainline:
1630 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1633 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1634 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1635 (in_nullified_branch_delay): Likewise.
1636 (in_call_delay): Likewise.
1637 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1638 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1639 the $$sh_func_adrs call as variable. Update type of sibcalls and
1640 $$sh_func_adrs call.
1641 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1642 length instead of adjustment. Handle negative and undefined call
1643 adjustments for insn_default_length. Remove adjustment for millicode
1644 insn with unfilled delay slot.
1645 (pa_output_millicode_call): Update for revised millicode length.
1646 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1648 2012-11-29 Kai Tietz <ktietz@redhat.com>
1651 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1652 use by XNEWVEC/XRESIZEVEC.
1654 * i386.c (get_scratch_register_on_entry): Handle
1655 thiscall-convention.
1656 (split_stack_prologue_scratch_regno): Likewise.
1657 (ix86_static_chain): Likewise.
1658 (x86_output_mi_thunk): Likewise.
1660 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1662 Backported from mainline
1663 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1664 Markus Trippelsdorf <markus@trippelsdorf.de>
1667 * lto-opts.c (lto_write_options): Also handle
1668 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1669 OPT_SPECIAL_program_name.
1672 * lto-wrapper.c (merge_and_complain): Handle
1673 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1674 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1676 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1678 PR rtl-optimization/55489
1679 * gcse.c (compute_transp): Precompute a canonical version
1680 of XEXP (x, 0), and pass it to canon_true_dependence.
1682 2012-11-27 Richard Biener <rguenther@suse.de>
1685 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1686 stmt with a NOP instead of removing it.
1688 2012-11-26 Richard Biener <rguenther@suse.de>
1690 Backport from mainline
1691 2012-10-19 Richard Biener <rguenther@suse.de>
1693 PR tree-optimization/54976
1694 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1695 Robustify against odd inner_mode inputs.
1697 2012-10-12 Richard Biener <rguenther@suse.de>
1699 PR tree-optimization/54894
1700 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1701 Handle over-aligned scalar types properly.
1703 2012-10-02 Richard Guenther <rguenther@suse.de>
1706 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1707 cleaning up the CFG.
1709 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1711 Backport from mainline
1712 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1714 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1715 explaining the register ordering preferences.
1717 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1718 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1719 constraints so that the traditional floating point loads, stores,
1720 and moves are done first, then the VSX loads, stores, and moves,
1721 and finally the GPR loads, stores, and moves so that reload
1722 chooses FPRs over GPRs, and uses the traditional load/store
1723 instructions which provide an offset.
1724 (movdf_hardfloat64): Likewise.
1726 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1728 Backported from mainline
1729 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1730 H.J. Lu <hongjiu.lu@intel.com>
1733 * config/i386/i386.c (legitimize_pic_address): Properly handle
1735 (ix86_print_operand_address): Set code to 'k' when forcing
1736 addr32 prefix. For x32, zero-extend negative displacement if
1739 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1741 * common.opt (fvar-tracking-uninit): Document.
1742 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1743 * config/darwin.c (darwin_override_options): Likewise.
1745 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1747 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1748 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1750 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1752 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1754 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1756 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1759 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1761 Backport from mainline
1762 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1764 * config/i386/i386.c (ix86_init_machine_status): Do not
1765 explicitly clear tls_descriptor_call_expanded_p again.
1767 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1769 * config/i386/sse.md
1770 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1771 as read and written by the instruction.
1773 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1775 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1776 (ix86_instantiate_decls): New function.
1777 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1778 stack slot instead of SLOT_VIRTUAL.
1779 <case IX86_BUILTIN_STMXCSR>: Ditto.
1780 (assign_386_stack_local): Do not assert when virtual slot is valid.
1781 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1782 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1783 (truncxf<mode>2): Ditto.
1784 (floatunssi<mode>2): Ditto.
1785 (isinf<mode>2): Ditto.
1786 * config/i386/sync.md (atomic_load<mode>): Ditto.
1787 (atomic_store<mode>): Ditto.
1789 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1792 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1793 the argument is itself a conditional expression.
1795 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1797 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1800 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1802 PR tree-optimization/54986
1803 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1804 conversions on entry but add them back on exit if needed.
1806 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1809 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1811 (print_reg): Use true_regnum rather than REGNO.
1812 (ix86_print_operand_address): Remove SUBREG handling.
1814 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1816 Backported from mainline
1817 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1820 * gimple.h (is_gimple_sizepos): New inline function.
1821 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1822 final assignment to expr variable.
1823 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1824 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1825 into a local temporary.
1827 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1829 PR tree-optimization/54877
1830 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1831 use make_ssa_name instead of copy_ssa_name.
1833 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1835 Backport from mainline
1836 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1838 PR tree-optimization/53708
1839 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1840 user-supplied alignment when used with an explicit section name.
1842 2012-11-02 Jeff Law <law@redhat.com>
1844 PR tree-optimization/54985
1845 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1846 from thread_across_edge.
1847 (thread_across_edge): Use it in all cases where we might thread
1850 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1852 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1853 special register pushes before frame probing and allocation.
1855 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1856 Joel Sherrill <joel.sherrill@oarcorp.com>
1858 * config/sparc/t-rtems: New (Custom multilibs).
1859 * config/sparc/t-rtems-64: New (Custom multilibs).
1860 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1861 (sparc-*-rtems*): Add sparc/t-rtems.
1863 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1865 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1867 (hash_rtx): Likewise.
1869 2012-10-29 Terry Guo <terry.guo@arm.com>
1871 Backport from mainline
1872 2012-10-11 Terry Guo <terry.guo@arm.com>
1874 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1876 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1879 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1881 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1882 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1884 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1886 * config/avr/t-rtems: Revert previous commit.
1888 2012-10-26 Terry Guo <terry.guo@arm.com>
1890 Backport from mainline
1891 2012-10-23 Terry Guo <terry.guo@arm.com>
1894 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1897 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1899 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1901 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1903 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1905 * config.gcc (microblaze*-*-rtems*): New target.
1906 * config/microblaze/rtems.h: New.
1907 * config/microblaze/t-rtems: New.
1909 2012-10-25 Richard Biener <rguenther@suse.de>
1911 PR tree-optimization/54902
1912 * tree-ssa-pre.c (fini_pre): Return TODO.
1913 (execute_pre): Adjust.
1914 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1915 blocks before computing dominators.
1917 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1919 Backport from mainline
1920 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1922 * config/i386/i386.c (memory_address_length): Assert that non-null
1923 base or index RTXes are registers. Do not check for REG RTXes.
1924 Determine addr32 prefix using SImode_address_operand or
1925 from original base and index RTXes. Simplify code.
1927 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1929 * config/i386/i386-protos.h (memory_address_length): Add new bool
1930 argument. Update all uses.
1931 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1932 add length of addr32 prefix based on mode of base or index register.
1933 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1934 addresses here. Update call to memory_address_length.
1935 (ix86_print_address_operand): Use SImode_address_operand predicate.
1936 * config/i386/predicates.md (SImode_address_operand): New.
1937 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1938 to calculate "mode" attribute. Use SImode_address_operand predicate
1939 instead of open-coding accepted RTX codes.
1941 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1943 Backport from 2012-10-22 trunk r192685.
1944 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1945 Note __AVR_<device>__ is not defined for cores.
1946 Don't point to --help=target.
1947 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1949 2012-10-19 Marek Polacek <polacek@redhat.com>
1951 Backported from mainline
1952 2012-10-19 Marek Polacek <polacek@redhat.com>
1955 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1956 pointer/non-pointer comparison.
1958 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1960 Backported from mainline
1961 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1964 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1965 sure the mode is correct when falling through from above cases.
1967 2012-10-19 Alan Modra <amodra@gmail.com>
1969 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1970 (HAVE_LD_LARGE_TOC): Likewise.
1971 * configure: Regenerate.
1973 2012-10-19 Alan Modra <amodra@gmail.com>
1975 * config/rs6000/predicates.md (splat_input_operand): Don't call
1976 input_operand for MEMs. Instead check for volatile and call
1977 memory_address_addr_space_p with modified mode.
1979 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1981 Backported from mainline
1982 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1984 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1986 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1988 PR rtl-optimization/54870
1989 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1990 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1991 SSA_NAME pointer that points to a partition if there is at least
1992 one variable with it set in the partition.
1993 * dse.c (local_variable_can_escape): New predicate.
1994 (can_escape): Call it.
1995 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1996 mark the SSA_NAME pointer that points to a partition.
1998 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2000 Backport from mainline
2001 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
2003 PR rtl-optimization/53701
2004 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
2005 rocess not only expr's vinsns but all old vinsns from expr's
2008 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2010 Backport from mainline
2011 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
2014 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2016 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
2017 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2018 only if producer writes to the register given by regno.
2020 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
2022 Backport from mainline
2023 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2025 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2026 (UNSPEC_LOADU): New.
2027 (UNSPEC_STOREU): Ditto.
2028 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2029 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2030 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2031 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2032 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2033 (<sse2>_storedqu<avxsizesuffix>): ... this.
2034 (*sse4_2_pcmpestr_unaligned): Update.
2035 (*sse4_2_pcmpistr_unaligned): Ditto.
2037 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2038 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2039 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2040 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2041 gen_sse2_load{dqu,upd} to load from unaligned memory and
2042 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2044 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2045 Use CODE_FOR_sse_loadups.
2046 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2047 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2048 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2049 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2050 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2051 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2052 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2053 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2054 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2055 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2056 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2058 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2060 Backport from trunk (r190222):
2062 PR tree-optimization/54146
2063 * ifcvt.c: Include pointer-set.h.
2064 (cond_move_process_if_block): Change type of then_regs and
2065 else_regs from alloca'd array to pointer_sets.
2066 (check_cond_move_block): Update for this change.
2067 (cond_move_convert_if_block): Likewise.
2068 * Makefile.in: Fix dependencies for ifcvt.o.
2070 2012-10-15 Richard Guenther <rguenther@suse.de>
2072 PR tree-optimization/54920
2073 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2074 allocate temporary storage for all NARY elements.
2076 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2079 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2081 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2083 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2084 default_use_cxa_atexit to yes.
2086 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2088 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2090 2012-10-05 Jan Hubicka <jh@suse.cz>
2091 Jakub Jelinek <jakub@redhat.com>
2093 PR tree-optimization/33763
2094 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2095 attribute for redefined extern inline functions.
2097 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2099 Backported from mainline
2100 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2102 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2103 in SSE and YMM state support check for -march=native.
2105 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2108 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2111 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2113 Backported from mainline
2114 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2117 * doc/invoke.texi: Document -mprefer-avx128.
2119 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2121 Backported from mainline
2122 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2125 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2126 (XSTATE_FP): Likewise.
2127 (XSTATE_SSE): Likewise.
2128 (XSTATE_YMM): Likewise.
2129 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2130 SSE and YMM states aren't supported.
2132 2012-10-01 Tom de Vries <tom@codesourcery.com>
2134 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2137 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2140 * config/s390/s390.c (s390_option_override): Add missing break.
2142 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2144 Backport from mainline
2145 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2147 * config.gcc: Replace 'host' with 'target' when configuring for
2148 powerpc64*-*-freebsd.
2150 2012-09-28 Meador Inge <meadori@codesourcery.com>
2152 Backport from mainline
2153 2012-09-27 Meador Inge <meadori@codesourcery.com>
2155 * gcc-ar.c (main): Handle the returning of the sub-process error
2158 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2160 Backport from 2012-09-28 trunk r191821.
2161 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2163 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2166 * simplify-rtx.c (simplify_binary_operation_1): Perform
2167 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2169 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2171 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2172 TYPE_NONALIASED_COMPONENT flag.
2173 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2174 TYPE_NONALIASED_COMPONENT flag.
2176 2012-09-21 Richard Guenther <rguenther@suse.de>
2179 Backport from mainline
2180 2012-04-19 Richard Guenther <rguenther@suse.de>
2182 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2185 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2188 * c-typeck.c (c_cast_expr): When casting to a type requiring
2189 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2192 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2195 * c-typeck.c (build_unary_op): Pass original argument of
2196 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2197 any C_MAYBE_CONST_EXPR, if it has integer operands.
2198 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2199 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2200 to c_objc_common_truthvalue_conversion, then remove any
2201 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2202 c_objc_common_truthvalue_conversion not
2203 c_common_truthvalue_conversion.
2204 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2205 call note_integer_operands for arguments with integer operands
2206 that are not integer constants.
2208 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2210 Backported from mainline
2211 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2213 PR tree-optimization/54563
2214 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2215 gimple_purge_dead_eh_edges if last call has been changed.
2217 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2220 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2221 instead of (match_dup 0) as second argument to vec_merge.
2222 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2223 Remove third alternative.
2224 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2225 operand 2 instead of operand 1, but put it as first argument
2227 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2228 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2231 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2233 * BASE-VER: Set to 4.7.3.
2234 * DEV-PHASE: Set to prerelease.
2236 2012-09-20 Release Manager
2238 * GCC 4.7.2 released.
2240 2012-09-15 Andi Kleen <ak@linux.intel.com>
2242 Backport from mainline
2243 2012-09-07 Andi Kleen <ak@linux.intel.com>
2245 * gcc/lto-streamer.h (res_pair): Add.
2246 (lto_file_decl_data): Replace resolutions with respairs.
2248 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2249 Initialize respairs.
2250 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2252 2012-09-14 Walter Lee <walt@tilera.com>
2254 Backport from mainline.
2255 2012-09-14 Walter Lee <walt@tilera.com>
2257 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2258 option for TILEPro and TILE-Gx.
2260 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2262 * config/i386/i386.h (x86_prefetchw): New global variable.
2263 (TARGET_PREFETCHW): New macro.
2264 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2265 (processor_alias_table): Add PTA_PREFETCHW to
2266 bdver1, bdver2 and btver1.
2267 (ix86_option_override_internal): Set x86_prefetchw for
2268 PTA_PREFETCHW targets.
2269 * config/i386/i386.md (prefetch): Expand to prefetchw
2270 for TARGET_PREFETCHW.
2271 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2273 Backport from mainline
2274 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2276 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2277 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2279 (*prefetch_sse): ... this.
2280 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2282 (*prefetch_3dnow): ... this.
2284 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2287 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2288 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2290 2012-09-12 Teresa Johnson <tejohnson@google.com>
2292 Backport from mainline.
2293 2012-09-12 Teresa Johnson <tejohnson@google.com>
2295 PR gcov-profile/54487
2296 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2297 test using F_SETLKW with fcntl.
2298 * configure, config.in: Regenerate.
2300 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2302 Backport from mainline
2303 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2305 * config/i386/i386.md : Comments on fma4 instruction selection
2306 reflect requirement on register pressure based cost model.
2308 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2309 flag is set-reset as informed by the cpuid flag.
2311 * config/i386/i386.c (processor_alias_table): fma4
2312 flag is enabled for bdver2.
2314 2012-09-12 Christian Bruel <christian.bruel@st.com>
2316 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2318 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2320 * config.gcc: Obsolete picochip-*.
2322 2012-09-11 Richard Guenther <rguenther@suse.de>
2325 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2326 on flag_toplevel_reorder.
2328 2012-09-10 Richard Henderson <rth@redhat.com>
2330 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2333 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2335 Backport from 2012-09-10 mainline r191132.
2338 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2340 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2343 * tree-sra.c (disqualify_base_of_expr): Check for possible
2344 NULL_TREE returned by get_base_address()
2346 2012-09-07 Richard Guenther <rguenther@suse.de>
2348 Backport from mainline
2349 2012-06-26 Jan Hubicka <jh@suse.cz>
2352 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2355 2012-09-07 Richard Guenther <rguenther@suse.de>
2357 Backport from mainline
2358 2012-07-13 Richard Guenther <rguenther@suse.de>
2360 PR tree-optimization/53922
2361 * tree-vrp.c (value_inside_range): Change prototype to take
2362 min/max instead of value-range.
2363 (range_includes_zero_p): Likewise. Return the result from
2365 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2366 return value from range_includes_zero_p.
2367 (extract_range_from_unary_expr_1): Likewise.
2368 (compare_range_with_value): Likewise.
2369 (vrp_meet_1): Likewise.
2371 2012-09-07 Richard Guenther <rguenther@suse.de>
2374 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2375 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2376 arguments separately.
2378 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2380 Backported from mainline
2381 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2383 PR rtl-optimization/54455
2384 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2385 bb ends up with asm goto referencing bb's label.
2387 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2389 Backport from mainline.
2390 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2391 Richard Earnshaw <richard.earnshaw@arm.com>
2394 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2395 element size. Use elem_type from the formal parameter. New parameter
2397 (neon_expand_args): Adjust call to neon_dereference_pointer.
2399 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2401 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2402 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2404 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2406 Backport from mainline
2407 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2409 * config/i386/i386.md (isa): Add fma and fma4.
2410 (enabled): Handle fma and fma4.
2411 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2412 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2413 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2414 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2415 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2416 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2418 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2420 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2421 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2422 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2424 2012-09-06 Richard Guenther <rguenther@suse.de>
2426 PR tree-optimization/54498
2427 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2428 abort when reaching an already visited region.
2429 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2430 (get_continuation_for_phi_1): Likewise.
2431 (walk_non_aliased_vuses): When we translated the reference,
2432 abort when we re-visit a region.
2433 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2435 2012-09-06 Andrew Pinski <apinski@cavium.com>
2438 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2440 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2443 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2444 build_int_cst with size_type_node instead of size_int.
2446 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2448 Backport from 2012-09-05 mainline r190697.
2451 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2452 configured --with-avrlibc.
2453 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2455 * config/avr/avrlibc.h: New file.
2456 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2457 configured --with-avrlibc.
2458 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2460 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2462 Backport from 2012-09-04 mainline r190919
2465 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2466 of size less than 4 bytes by using macro ARM_NUM_INTS.
2467 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2469 2012-09-04 Richard Henderson <rth@redhat.com>
2471 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2473 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2475 Backport from 2012-09-04 mainline r190920
2478 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2480 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2482 Backport from 2012-09-04 mainline r190914
2485 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2487 (avr_allocate_stack_slots_for_args): ...this new static function.
2489 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2491 Backported from mainline
2492 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2495 * doc/invoke.texi: Add -da and remove -dm.
2497 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2499 Backported from mainline
2500 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2503 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2504 operands[1] is CONST_INT_P, convert it to QImode before printing.
2506 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2509 * c-convert.c (convert): Don't call fold_convert_loc if
2510 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2511 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2512 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2514 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2517 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2518 if init is a CONSTRUCTOR.
2520 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2522 PR rtl-optimization/54369
2523 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2524 calling dbr_schedule.
2525 * config/sparc/sparc.c (sparc_reorg): Likewise.
2527 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2529 Backport from mainline
2530 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2532 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2533 case for Atom processor.
2535 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2537 Backport from mainline
2538 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2541 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2542 true for TARGET_64BIT or !flag_pic.
2543 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2544 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2545 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2546 Add insn constraint. Conditionally emit xchg asm insns.
2547 (atomic_compare_and_swap<mode>): Update calls. Check only
2548 cmpxchg8b_pic_memory_operand in memory address fixup.
2550 (CASHMODE): Rename from DCASHMODE.
2551 (doublemodesuffix): Update modes.
2552 (regprefix): New mode attribute.
2554 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2555 <UNSPECV_CMPXCHG>: New constant.
2556 (atomic_compare_and_swap<mode>_1): Rename from
2557 atomic_compare_and_swap_single<mode>. Update calls and
2558 unspec_volatile constants.
2559 (atomic_compare_and_swap<mode>_doubleword): Rename from
2560 atomic_compare_and_swap_double<mode>. Update calls and
2561 unspec_volatile constants.
2563 2012-08-28 Walter Lee <walt@tilera.com>
2565 Backport from mainline
2566 2012-08-28 Walter Lee <walt@tilera.com>
2568 * confg/tilegx/tilegx.md: Fix code style.
2569 (*zero_extendsidi_truncdisi): Fix typo.
2570 * config/tilegx/tilegx.c: Fix code style.
2571 (tilegx_function_profiler): Fix typo.
2573 2012-08-27 Walter Lee <walt@tilera.com>
2575 Backport from mainline
2576 2012-08-27 Walter Lee <walt@tilera.com>
2578 * doc/md.texi (TILE-Gx): Fix typo.
2580 2012-08-27 Walter Lee <walt@tilera.com>
2582 Backport from mainline
2583 2012-08-27 Walter Lee <walt@tilera.com>
2585 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2586 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2588 2012-08-27 Walter Lee <walt@tilera.com>
2590 Backport from mainline
2591 2012-08-27 Walter Lee <walt@tilera.com>
2593 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2594 (insn_bfins): Delete.
2596 2012-08-27 Walter Lee <walt@tilera.com>
2598 Backport from mainline
2599 2012-08-27 Walter Lee <walt@tilera.com>
2601 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2602 atomic_exchange_bare<mode>,
2603 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2604 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2605 * config/tilegx/tilegx.md (type): Add X1_remove.
2606 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2607 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2608 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2611 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2613 PR rtl-optimization/54088
2614 * jump.c (delete_related_insns): Robustify latest change.
2616 2012-08-21 Richard Guenther <rguenther@suse.de>
2618 Backport from mainline
2619 2012-08-16 Richard Guenther <rguenther@suse.de>
2622 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2624 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2625 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2626 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2627 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2628 (tree_ssa_lim_finalize): Free all mem_refs.
2629 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2630 scc when bailing out.
2631 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2632 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2633 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2634 FOR_EACH_LOOP_BREAK.
2636 2012-08-17 Richard Guenther <rguenther@suse.de>
2638 * tree-sra.c (modify_function): Free redirect_callers vector.
2639 * ipa-split.c (split_function): Free args_to_pass vector.
2640 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2642 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2643 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2644 (vect_analyze_slp_instance): Free everything.
2645 (destroy_bb_vec_info): Free the SLP instances.
2647 2012-08-17 Richard Guenther <rguenther@suse.de>
2649 * params.def (integer-share-limit): Decrease from 256 to 251,
2652 2012-08-21 Richard Guenther <rguenther@suse.de>
2654 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2655 the affine expansion cache.
2657 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2659 Backported from trunk
2660 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2663 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2665 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2667 Backport from mainline.
2668 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2671 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2672 mark as predicable. Adjust asm template.
2673 (vec_setv2di_internal): Likewise.
2674 (vec_extract<mode> VD, VQ): Likewise.
2675 (vec_extractv2di): Likewise.
2676 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2677 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2678 (neon_vdup_n<mode> VX, V32): Likewise.
2679 (neon_vdup_nv2di): Likewise.
2681 2012-08-17 Walter Lee <walt@tilera.com>
2683 Backport from mainline
2684 2012-08-17 Walter Lee <walt@tilera.com>
2686 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2687 (FEEDBACK_ENTER): Define.
2688 (FEEDBACK_REENTER): Define.
2689 (FEEDBACK_ENTRY): Define.
2690 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2691 (FEEDBACK_ENTER): Define.
2692 (FEEDBACK_REENTER): Define.
2693 (FEEDBACK_ENTRY): Define.
2695 2012-08-16 Walter Lee <walt@tilera.com>
2697 Backport from mainline
2698 2012-08-16 Walter Lee <walt@tilera.com>
2700 * config.gcc (tilegx-*-linux*): Add feedback.h.
2701 (tilepro-*-linux*): Likewise.
2702 * config/tilegx/feedback.h: New file.
2703 * config/tilepro/feedback.h: New file.
2705 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2707 Backport from mainline r189840 and r187586:
2708 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2710 * config/i386/i386.md (stack_protect_set): Disable the pattern
2711 for Android since Android libc (bionic) does not provide random
2712 value for stack protection guard at gs:0x14. Guard value
2713 will be provided from external symbol (default implementation).
2714 (stack_protect_set_<mode>): Likewise.
2715 (stack_protect_test): Likewise.
2716 (stack_protect_test_<mode>): Likewise.
2717 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2718 not have Bionic by default
2719 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2720 Macro OPTION_BIONIC is defined in this file and provides Bionic
2721 accessibility status
2723 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2725 * configure.ac: Stack protector enabling for Android targets.
2726 * configure: Regenerate.
2728 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2730 Backported from trunk
2731 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2733 PR rtl-optimization/53942
2734 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2735 directly from likely spilled non-fixed hard registers, move them
2738 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2740 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2741 (xop_phaddubq): Ditto.
2743 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2745 Backport from mainline
2746 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2747 Richard Earnshaw <rearnsha@arm.com>
2749 * target.def (vector_alignment): New target hook.
2750 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2751 * doc/tm.texi: Regenerate.
2752 * targhooks.c (default_vector_alignment): New function.
2753 * targhooks.h (default_vector_alignment): Add prototype.
2754 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2755 * config/arm/arm.c (arm_vector_alignment): New function.
2756 (TARGET_VECTOR_ALIGNMENT): Define.
2758 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2759 vector type alignment instead of size.
2760 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2761 element type size directly instead of computing it from alignment.
2762 Fix variable naming and comment.
2764 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2766 Backport from mainline
2767 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2769 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2770 (alpha_pad_function_end): ... this. Also insert NOP between
2771 sibling call and GP load.
2772 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2774 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2776 Backport from mainline
2777 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2778 H.J. Lu <hongjiu.lu@intel.com>
2780 PR rtl-optimization/54157
2781 * combine.c (gen_lowpart_for_combine): Don't return identity
2782 for CONST or symbolic reference.
2784 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2786 Backport from mainline
2787 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2789 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2790 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2791 split_cost argument signed.
2792 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2793 (ix86_avoid_lea_for_addr): Ditto.
2795 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2797 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2798 the address has less than two components.
2800 2012-08-02 Steve Ellcey <sellcey@mips.com>
2802 Backport from mainline
2803 2012-07-19 Steve Ellcey <sellcey@mips.com>
2805 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2808 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2810 Backport from mainline
2811 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2814 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2815 negative constant address for TARGET_X32 ...
2816 (ix86_decompose_address): ... here. Reject constant addresses
2817 that don't satisfy x86_64_immediate_operand predicate.
2819 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2822 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2823 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2824 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2825 addresses. Prevent zero extensions of CONST_INT operands.
2827 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2830 * config/i386/i386.md (*lea): New insn pattern.
2832 (*lea<mode>_2): Ditto.
2833 (*lea_{3,4,5,6}_zext): Ditto.
2834 * config/i386/predicates.md (lea_address_operand): Do not reject
2835 zero-extended address operands.
2836 * config/i386/constraints.md (j): Remove address constraint.
2837 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2839 (ix86_print_operand_address): Handle SImode subreg of an address.
2840 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2842 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2844 Backport from mainline
2845 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2848 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2849 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2851 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2852 (*movdi_internal_rex64): Use %E operand modifier for lea.
2853 (*movsi_internal): Ditto.
2855 (*lea<mode>_2): Ditto.
2856 (*lea_{3,4,5,6}_zext): Ditto.
2857 (*tls_global_dynamic_32_gnu): Ditto.
2858 (*tls_global_dynamic_64): Ditto.
2859 (*tls_dynamic_gnu2_lea_32): Ditto.
2860 (*tls_dynamic_gnu2_lea_64): Ditto.
2861 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2863 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2865 Backport from mainline
2866 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2868 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2870 (ix86_print_operand_address): Assert that parts.base and parts.index
2871 are non-NULL after call to simplify_subreg.
2873 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2876 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2878 * config/sh/sh.c (sh_option_override): Do not change
2879 flag_finite_math_only. Set TARGET_IEEE to complement of
2880 flag_finite_math_only.
2881 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2882 description of mieee and mno-ieee behavior.
2884 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2887 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2888 (_lzcnt_u64): Ditto.
2890 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2892 Backport from mainline
2893 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2895 PR rtl-optimization/52250
2896 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2897 to put note list into. Unconditionally call move_bb_info.
2898 (move_bb_info): Do not assert the blocks being in the same region,
2899 just drop the note list if they are not.
2901 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2903 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2905 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2907 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2908 defining statement is a SSA name that occurs in abnormal PHIs.
2910 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2912 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2915 2012-07-19 Richard Guenther <rguenther@suse.de>
2916 Eric Botcazou <ebotcazou@adacore.com>
2918 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2919 about transition from invariant to known bits.
2920 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2922 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2925 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2926 (cleanup_tree_cfg_bb): Don't call it.
2927 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2930 2012-07-19 Christian Bruel <christian.bruel@st.com>
2933 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2935 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2937 * config.gcc (v850-*-rtems*): New target.
2938 * config/v850/rtems.h: New.
2939 * config/v850/t-rtems: New.
2941 2012-07-18 Nick Clifton <nickc@redhat.com>
2943 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2945 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2949 Backport from mainline
2950 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2953 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2954 instead expand it as zero extension.
2956 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2958 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2959 QImode and HImode splitters. Use ix86_comparison_operator.
2960 Explicitly match FLAGS_REG.
2961 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2963 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2964 Steven Bosscher <steven@gcc.gnu.org>
2965 Bernd Schmidt <bernds@codesourcery.com>
2967 PR rtl-optimization/53908
2968 * df-problems.c (can_move_insns_across): When doing
2969 memory-reference book-keeping, handle call insns.
2971 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2973 Backport from mainline
2974 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2977 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2978 sibcall_insn_operand. Move it to a temporary register if not.
2980 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2983 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2984 emit PIC sequence for fnaddr symbol reference in advance.
2986 2012-07-09 Jason Merrill <jason@redhat.com>
2989 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2990 (type_hash_eq): Likewise.
2993 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2995 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2997 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2998 due to negative shift amount.
3000 2012-07-06 Kai Tietz <ktietz@redhat.com>
3002 Backport from mainline.
3004 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3005 as "/mingw/include".
3007 2012-07-06 Nick Clifton <nickc@redhat.com>
3009 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3010 default_encode_section_info.
3012 2012-07-06 Richard Guenther <rguenther@suse.de>
3014 Backport from mainline
3015 2012-03-30 Richard Guenther <rguenther@suse.de>
3018 * double-int.c (rshift_double): Remove not needed cast.
3020 2012-03-28 Richard Guenther <rguenther@suse.de>
3023 * double-int.h (rshift_double): Remove.
3024 * double-int.c (lshift_double): Use absu_hwi to make count
3026 (rshift_double): Make static, take unsigned count argument,
3027 remove handling of negative count argument.
3028 (double_int_rshift): Dispatch to lshift_double.
3030 2012-07-06 Richard Guenther <rguenther@suse.de>
3032 Backport from mainline
3033 2012-06-18 Richard Guenther <rguenther@suse.de>
3035 PR tree-optimization/53693
3036 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3037 Reject operands with more than one use.
3039 2012-07-06 Richard Guenther <rguenther@suse.de>
3041 Backport from mainline
3042 2012-04-11 Richard Guenther <rguenther@suse.de>
3045 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3046 consider loop nesting.
3047 (evolution_function_is_univariate_p): Properly check the remainder
3050 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3052 Backport from mainline
3053 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3055 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3056 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3057 (adjacent_mem_locations): Move some code to and call...
3058 (get_memref_parts): ...new function.
3059 (mem_locations_overlap): New function.
3060 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3061 (is_mem_ref): Rename to...
3062 (find_mem_ref): ...this. Return MEM rtx.
3063 (get_store_dest): Remove function.
3064 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3065 new parameter and adjust calls.
3066 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3067 mem refs overlap for true_store_to_load_dep_costly.
3068 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3069 passed to adjacent_mem_locations.
3070 (is_costly_group): Walk resolved dependency list.
3071 (force_new_group): Emit group ending nop for Power6/Power7.
3072 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3073 (group_ending_nop): New define_insn.
3075 2012-07-04 Richard Guenther <rguenther@suse.de>
3078 * gimple-fold.c (get_base_constructor): Do not return an
3079 error_mark_node DECL_INITIAL.
3081 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3083 Backport from mainline
3084 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3086 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3087 code model string in the error message.
3089 2012-07-04 Tristan Gingold <gingold@adacore.com>
3091 Backport from mainline.
3092 2012-06-25 Tristan Gingold <gingold@adacore.com>
3094 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3095 (seh_cfa_adjust_cfa): ... that function.
3096 (seh_emit_stackalloc): Do not emit out of range values.
3097 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3098 UNSPEC_DEF_CFA constants.
3099 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3100 * config/i386/i386.c (ix86_frame_pointer_required): Required
3101 for very large frames on SEH target.
3102 (ix86_compute_frame_layout): Save area is before frame pointer
3103 on SEH target. Handle very large frames.
3104 (ix86_expand_prologue): Likewise.
3106 2012-07-04 Richard Guenther <rguenther@suse.de>
3108 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3109 as in free_lang_data_in_type.
3111 2012-07-02 Martin Jambor <mjambor@suse.cz>
3113 Backport from mainline.
3114 2012-07-02 Martin Jambor <mjambor@suse.cz>
3117 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3118 dynamic type change check.
3120 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3122 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3123 last statement of the finally block onto the switch.
3125 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3127 * configure: Regenerate.
3129 Backport from mainline.
3130 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3132 * config.gcc (target_type_format_char): New. Document it. Set it for
3134 * configure.ac (gnu_unique_option): Use target_type_format_char
3135 in test. Comment rationale.
3137 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3139 Backport from mainline.
3140 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3142 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3144 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3146 Backport from 2012-06-28 mainline r189049
3149 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3150 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3151 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3152 avr_hard_regno_call_part_clobbered.
3154 2012-06-28 Richard Guenther <rguenther@suse.de>
3157 * expr.c (expand_expr_real_1): Verify if the type is complete
3158 before inspecting its size.
3160 2012-06-27 Nick Clifton <nickc@redhat.com>
3162 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3165 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3168 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3170 2012-06-26 Nick Clifton <nickc@redhat.com>
3172 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3174 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3177 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3178 of x x x in the vmovlps load alternative.
3180 2012-06-22 Richard Guenther <rguenther@suse.de>
3182 * gcov-iov.c: Include bconfig.h and system.h.
3184 2012-06-22 Richard Guenther <rguenther@suse.de>
3186 PR gcov-profile/53744
3187 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3189 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3191 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3192 DECL_IGNORED_P non-reg vars even if they are used.
3194 2012-06-19 Jason Merrill <jason@redhat.com>
3197 * dwarf2out.c (modified_type_die): Use scope_die_for.
3198 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3199 (uses_local_type_r, uses_local_type): New.
3200 (scope_die_for): Keep a type that uses a local type in local scope.
3201 Use get_context_die for namespace and type scope.
3203 2012-06-19 Richard Guenther <rguenther@suse.de>
3206 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3207 replace it with the first non-BLOCK context.
3209 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3211 PR rtl-optimization/53700
3213 Backport from mainline
3214 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3216 * ira-color.c (setup_left_conflict_sizes_p): Process all
3217 conflicting objects.
3219 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3221 Backport from mainline
3222 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3225 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3226 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3227 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3228 instead of xop_mulv2div2di3_low.
3229 (xop_p<macs>dql): Fix vec_select selector.
3230 (xop_p<macs>dqh): Ditto.
3231 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3232 (xop_mulv2div2di3_high): Ditto.
3234 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3236 Backport from mainline:
3237 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3239 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3241 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3243 Backport from mainline:
3244 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3246 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3247 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3248 MAX_PCREL17F_OFFSET instead of fixed offset.
3249 (pa_attr_length_call): Likewise.
3250 (pa_attr_length_indirect_call): Likewise.
3252 2012-06-15 Walter Lee <walt@tilera.com>
3254 Backport from mainline:
3255 2012-06-15 Walter Lee <walt@tilera.com>
3257 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3259 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3261 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3263 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3265 Backport from mainline:
3267 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3268 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3269 * gimple.h (block_in_transaction): Check for flag_tm.
3271 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3273 PR tree-optimization/52558
3275 Backport from mainline:
3276 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3277 * gimple.h (gimple_set_in_transaction): Remove.
3278 (gimple_in_transaction): Look in BB instead.
3279 (gimple_statement_base): Remove in_transaction field.
3280 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3281 * trans-mem.c (compute_transaction_bits): Place transaction bit
3282 information into basic blocks.
3284 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3286 PR tree-optimization/52558
3287 * cfg.c (alloc_aux_for_edge): Fix comment.
3288 (alloc_aux_for_edge): Remove static.
3289 * basic-block.h (alloc_aux_for_edge): Protoize.
3290 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3291 (execute_sm_if_changed_flag): New.
3292 (execute_sm_if_changed_flag_set): New.
3293 (execute_sm): Do not generate data races unless requested.
3294 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3295 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3296 * gimple.h (block_in_transaction): New.
3297 (gimple_in_transaction): Use block_in_transaction.
3299 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3301 Backported from mainline
3302 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3304 PR rtl-optimization/53589
3305 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3306 discovery even when e->dest != target. If any LABEL_REF points
3307 to e->dest label, redirect it to target's label.
3309 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3312 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3313 returns false, replace stmt with GIMPLE_NOP.
3314 (check_omp_nesting_restrictions): Instead of issuing warnings,
3315 issue errors and return false if any errors were reported.
3317 2012-06-14 Richard Guenther <rguenther@suse.de>
3319 * BASE-VER: Set to 4.7.2.
3320 * DEV-PHASE: Set to prerelease.
3322 2012-06-12 Christian Bruel <christian.bruel@st.com>
3325 * config/sh/sh.c (sh_option_override): Don't force
3326 flag_omit_frame_pointer and maccumulate_outgoing_args.
3327 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3329 2012-06-14 Release Manager
3331 * GCC 4.7.1 released.
3333 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3335 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3337 2012-06-13 Richard Henderson <rth@redhat.com>
3339 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3340 iterator instead of INT.
3342 2012-06-08 Richard Henderson <rth@redhat.com>
3345 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3346 note to a clobber insn when no other insn is available.
3348 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3351 * doc/invoke.texi (Wenum-compare): Update documentation.
3353 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3356 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3358 (altivec_stvlxl): Ditto.
3359 (altivec_stvrx): Ditto.
3360 (altivec_stvrxl): Ditto.
3362 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3365 * trans-mem.c (expand_block_edges): Do not skip the first
3366 statement when resetting the BB.
3368 2012-06-04 Richard Guenther <rguenther@suse.de>
3371 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3372 create new assembler names.
3374 2012-06-04 Richard Guenther <rguenther@suse.de>
3376 Backport from mainline
3377 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3380 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3381 larger than maxbits. Don't compute maxbits modulo align.
3382 Also check that unit bytes long store at bitpos / unit * unit
3383 doesn't affect bits beyond bitregion_end.
3384 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3385 would not fit into bitregion_start ... bitregion_end + 1 bit
3387 (store_split_bit_field): Decrease unit close to end of bitregion_end
3388 if access is restricted in order to avoid mutual recursion.
3390 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3392 Backport from 2012-06-04 mainline r188172
3395 * config/avr/avr-stdint.h: New file.
3396 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3399 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3401 PR tree-optimization/53550
3402 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3403 is POINTER_TYPE_P, use sizetype as step type instead of type.
3405 2012-06-04 Richard Guenther <rguenther@suse.de>
3406 Eric Botcazou <ebotcazou@adacore.com>
3408 Backport from mainline
3409 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3411 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3412 Change type of BITOFFSET to signed. Make sure the lower bound of
3413 the computed range is non-negative by adjusting OFFSET and BITPOS.
3414 (expand_assignment): Adjust call to get_bit_range.
3416 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3418 * expr.c (get_bit_range): Return the null range if the enclosing record
3419 is part of a larger bit field.
3421 2012-03-20 Richard Guenther <rguenther@suse.de>
3423 * stor-layout.c (finish_bitfield_representative): Fallback
3424 to conservative maximum size if the padding up to the next
3425 field cannot be computed as a constant.
3426 (finish_bitfield_layout): If we cannot compute the distance
3427 between the start of the bitfield representative and the
3428 bitfield member start a new representative.
3429 * expr.c (get_bit_range): The distance between the start of
3430 the bitfield representative and the bitfield member is zero
3431 if the field offsets are not constants.
3433 2012-03-16 Richard Guenther <rguenther@suse.de>
3435 * stor-layout.c (finish_bitfield_representative): Fall back
3436 to the conservative maximum size if we cannot compute the
3437 size of the tail padding.
3439 2012-03-14 Richard Guenther <rguenther@suse.de>
3441 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3442 * stor-layout.c (start_bitfield_representative): New function.
3443 (finish_bitfield_representative): Likewise.
3444 (finish_bitfield_layout): Likewise.
3445 (finish_record_layout): Call finish_bitfield_layout.
3446 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3447 for QUAL_UNION_TYPE fields.
3448 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3449 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3450 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3455 * expr.c (get_bit_range): Unconditionally extract bitrange
3456 from DECL_BIT_FIELD_REPRESENTATIVE.
3457 (expand_assignment): Adjust call to get_bit_range.
3459 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3462 * fold-const.c (fold_binary_loc): Refine previous change.
3464 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3466 Backport from mainline
3467 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3470 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3471 avoid going above orig insn. Update comments.
3473 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3475 Backport from mainline
3476 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3479 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3480 prologue for unwinder and profiler.
3482 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3484 Backport from mainline
3485 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3487 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3489 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3491 Backport from mainline
3492 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3494 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3495 DBX_REGISTER_NUMBER.
3497 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3499 Backport from mainline
3500 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3502 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3503 operand is CONST_INT. Take COSTS_N_INSNS into account.
3504 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3507 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3509 * config/avr/avr.opt (-msp8): Document it.
3510 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3512 2012-05-31 Richard Guenther <rguenther@suse.de>
3515 * expr.c (expand_assignment): Do not use movmisalign on
3518 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3521 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3522 (pa_section_type_flags): New.
3523 (pa_legitimate_constant_p): Revert previous change.
3525 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3527 Backport from mainline
3528 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3531 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3532 accessed indirectly.
3533 (ipa_tm_create_version): Same.
3535 2012-05-30 Jason Merrill <jason@redhat.com>
3538 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3539 about array compound literals.
3541 2012-05-30 Richard Guenther <rguenther@suse.de>
3544 * fold-const.c (fold_binary_loc): Make sure to call
3545 fold_plusminus_mult_expr with the original sign of operands.
3547 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3549 * explow.c (probe_stack_range): Restore simple control flow and stop
3550 again when the probe cannot be generated if HAVE_check_stack.
3552 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3554 PR rtl-optimization/53519
3555 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3556 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3558 2012-05-29 Richard Guenther <rguenther@suse.de>
3560 PR tree-optimization/53516
3561 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3563 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3565 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3567 Backport from mainline
3568 2012-05-28 Richard Guenther <rguenther@suse.de>
3570 PR tree-optimization/53438
3571 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3573 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3575 Backport from mainline
3576 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3578 PR rtl-optimization/52528
3579 * combine.c (can_combine_p): Add setting of subst_low_luid
3580 before call to expand_field_assignment().
3582 2012-05-26 Martin Jambor <mjambor@suse.cz>
3584 Backport from mainline
3585 2012-05-23 Martin Jambor <mjambor@suse.cz>
3587 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3589 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3592 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3593 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3595 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3598 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3599 (ix86_expand_vec_perm): Use int mode instead of float.
3601 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3604 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3605 gnu_ld variables to yes.
3606 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3607 (HAVE_GNU_AS): Likewise.
3608 * config.in: Regenerate.
3609 * configure: Likewise.
3611 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3613 Backport from mainline
3614 2012-03-12 Richard Guenther <rguenther@suse.de>
3615 * config/arm/arm.c (neon_dereference_pointer): Do not call
3616 covert during RTL expansion.
3618 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3620 Backport from mainline
3621 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3624 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3625 relied on signed overflow behavior.
3627 2012-05-24 Richard Guenther <rguenther@suse.de>
3630 * tree-profile.c (tree_profiling): Cleanup the CFG if
3631 execute_fixup_cfg requests it.
3633 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3635 PR tree-optimization/53465
3636 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3637 vr0 into *vr, then vrp_meet that.
3638 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3639 have any equivalences.
3640 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3643 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3645 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3647 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3648 (iterative_hash_gimple_type): Adjust comment.
3649 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3650 domain for an array type instead of the domain type itself.
3652 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3654 Backport from 2012-05-23 mainline r187803
3657 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3658 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3661 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3663 Backport from 2012-05-03 mainline r187075
3665 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3666 has_fma4 for AMD processors with both fma3 and fma4 support.
3668 2012-05-22 Richard Guenther <rguenther@suse.de>
3670 PR tree-optimization/53408
3671 * tree-vect-loop.c (vectorizable_induction): Properly check
3672 the restriction that we cannot handle induction results from
3673 the inner loop outside of the outer loop.
3675 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3677 PR tree-optimization/53436
3678 * omp-low.c (omp_build_component_ref): New function.
3679 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3681 PR tree-optimization/53366
3682 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3683 tests if complex_numbers == 2, but there are non-complex number loads
3686 PR tree-optimization/53409
3687 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3688 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3690 PR tree-optimization/53410
3691 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3692 instead of build_int_cst (type, 0) where vector types might be
3695 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3698 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3699 from folded operands before wrapping another around the
3700 conditional expression.
3702 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3703 Patrick Marlier <patrick.marlier@gmail.com>
3705 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3708 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3710 Backport from mainline
3711 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3714 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3715 (UNSPECV_RDRAND): This.
3716 (rdrand<mode>_1): Updated.
3718 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3720 Backport from mainline
3721 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3723 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3724 RDRND, F16C and FSGSBASE.
3726 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3728 Backport from mainline
3729 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3731 * tree-ssa-pre.c (can_value_number_call): Delete.
3732 (compute_avail): Skip all statements with side effects.
3733 <GIMPLE_CALL>: Skip calls to internal functions.
3735 2012-05-18 David S. Miller <davem@davemloft.net>
3737 Backport r185385 from mainline
3738 2012-03-14 Richard Guenther <rguenther@suse.de>
3741 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3742 element type instead of mode, use build_vector_type_for_mode
3743 instead of the langhook, build a vector of proper signedness.
3744 (expand_vector_operations_1): Adjust.
3746 2012-05-18 Olivier Hainque <hainque@adacore.com>
3748 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3749 $(libsubdir) as libexecsubdir.
3751 2012-05-16 Andrew Pinski <apinski@cavium.com>
3753 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3756 2012-05-16 David S. Miller <davem@davemloft.net>
3758 * jump.c (delete_related_insns): If we remove a CALL, make sure
3759 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3761 2012-05-16 Richard Henderson <rth@redhat.com>
3764 * combine-stack-adj.c (prev_active_insn_bb): New.
3765 (next_active_insn_bb): New.
3766 (force_move_args_size_note): New.
3767 (combine_stack_adjustments_for_block): Use it.
3769 2012-05-16 Olivier Hainque <hainque@adacore.com>
3771 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3772 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3773 Add comments and improve stamp preservation across the whole sequence.
3774 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3776 2012-05-16 Richard Guenther <rguenther@suse.de>
3778 PR tree-optimization/53364
3779 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3780 detect a view-conversion of the decl.
3782 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3785 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3786 that operands[2] is either immediate, or q_regs_operand.
3788 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3790 Backport r187139 from mainline.
3791 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3793 PR rtl-optimization/52804
3794 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3795 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3796 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3797 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3798 RELOAD_FOR_OUTADDR_ADDRESS.
3800 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3803 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3804 generate target register for "load" class builtins.
3807 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3810 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3811 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3812 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3813 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3814 (<sse>_movu<ssemodesuffix>): New expander.
3815 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3816 (avx_movdqu<avxmodesuffix>): New expander.
3817 (*sse2_movdqu): Rename from sse2_movdqu.
3818 (sse2_movdqu): New expander.
3820 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3822 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3823 lineno 1 the same as lineno 0 before first start file directive.
3824 (optimize_macinfo_range): Likewise.
3826 * dwarf2out.c (have_macinfo): Define.
3827 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3828 attribute, don't force empty compilation unit and don't emit any
3829 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3831 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3833 Backport from mainline
3834 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3836 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3837 ORDERED and UNORDERED conditions.
3839 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3841 * function.c (requires_stack_frame_p): If the function can throw
3842 non-call exceptions, return true if the insn can throw internally.
3844 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3846 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3847 DECL_ORIGINAL_TYPE if it is present.
3849 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3851 Backport from 2012-05-12 mainline r187342.
3854 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3855 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3856 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3857 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3858 (expand_prologue): Move initialization of cfun->machine->is_naked,
3859 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3860 (avr_set_current_function): ...this new static function.
3861 (TARGET_SET_CURRENT_FUNCTION): New define.
3862 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3863 checking attributes of current_function_decl.
3864 (avr_regs_to_save): Ditto.
3865 (signal_function_p): Rename to avr_signal_function_p.
3866 (interrupt_function_p): Rename to avr_interrupt_function_p.
3868 * doc/extend.texi (Function Attributes): Better explanation of
3869 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3872 2012-05-09 Matthias Klose <doko@ubuntu.com>
3874 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3876 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3879 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3880 when a constant source operand matches an "I" constraint, the "no
3881 CC0 change" applies to a register-destination only, not a
3882 strict_low_part-destination.
3884 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3886 Backport from mainline:
3887 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3889 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3891 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3893 PR tree-optimization/53239
3894 * tree-vrp.c (get_value_range): Set VR of
3895 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3898 2012-05-07 Richard Guenther <rguenther@suse.de>
3900 PR tree-optimization/53195
3901 * tree-inline.c (setup_one_parameter): Properly add referenced
3902 vars from the parameters new known value.
3904 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3906 Backport from mainline:
3907 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3910 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3913 2012-05-04 Ian Lance Taylor <iant@google.com>
3915 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3916 values from false to NULL.
3918 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3920 Backport from mainline
3921 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3924 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3925 (TARGET_CMOV): Rename from TARGET_CMOVE.
3926 (TARGET_CMOVE): New define.
3927 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3928 Do not set TARGET_CMOVE here.
3930 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3932 Backport from mainline:
3934 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3936 PR tree-optimization/52633
3937 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3938 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3939 (vect_recog_over_widening_pattern): Remove handling of code that was
3940 already detected as over-widening pattern. Remove special handling
3941 of "unsigned" cases. Instead, support general case of conversion
3942 of the shift result to another type.
3944 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3946 * tree-vect-patterns.c (vect_single_imm_use): New function.
3947 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3948 (vect_recog_over_widening_pattern): Likewise.
3949 (vect_recog_widen_shift_pattern): Likewise.
3951 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3953 PR tree-optimization/52870
3954 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3955 presumed pattern statement is within the same loop or basic block.
3957 2012-05-04 Richard Guenther <rguenther@suse.de>
3959 * common.opt (flto-report): Do not mark as Optimization.
3961 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3964 * recog.c (constrain_operands): If extra constraints are present, also
3965 accept pseudo-registers with equivalent memory locations during reload.
3967 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3969 Backport from the mainline
3970 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3973 * config/rs6000/rs6000.md (bswapdi splitters): If
3974 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3975 default) is used, generate an alternate sequence that does not
3976 depend on using indexed addressing.
3978 2012-05-03 David S. Miller <davem@davemloft.net>
3981 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3982 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3983 (sparc_emit_float_lib_cmp): Likewise.
3985 2012-05-04 Martin Jambor <mjambor@suse.cz>
3987 Backport from mainline
3988 2012-05-02 Martin Jambor <mjambor@suse.cz>
3991 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3992 of a variable when the contect is a function.
3994 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3997 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3998 append program name to it and pass that as first argument
3999 to make_relative_prefix. Always pass standard_libexec_prefix
4000 as last argument to make_relative_prefix. If
4001 make_relative_prefix returns NULL, fall back to
4002 standard_libexec_prefix.
4005 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4009 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4010 mode, return that mode.
4012 2012-05-03 Richard Guenther <rguenther@suse.de>
4014 PR tree-optimization/53144
4015 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4017 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4018 with SSA name values.
4019 (vn_reference_lookup_3): Adjust callers.
4021 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4023 PR tree-optimization/53163
4024 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4025 return value from compute_all_dependences.
4027 PR rtl-optimization/53160
4028 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4029 has been modified by ree pass already.
4031 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4033 Backport from mainline
4034 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4037 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4038 calls to cgraph_node_name in xstrdup.
4039 (ipa_make_edge_direct_to_target): Ditto.
4040 * tree-sra.c (convert_callers_for_node): Ditto.
4041 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4042 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4043 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4044 (cgraph_materialize_all_clones): Ditto.
4045 * ipa-inline.c (report_inline_failed_reason): Ditto.
4046 (want_early_inline_function_p): Ditto.
4047 (edge_badness): Ditto.
4048 (update_edge_key): Ditto.
4049 (flatten_function): Ditto.
4050 (ipa_inline): Ditto.
4051 (inline_always_inline_functions): Ditto.
4052 (early_inline_small_functions): Ditto.
4054 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4056 Backport from mainline
4057 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4059 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4060 Introduce emul_name to select the right linker emulation for
4061 powerpc64-*-freebsd*.
4062 * configure: Regenerate.
4063 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4064 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4065 * config/rs6000/freebsd64.h: New file.
4066 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4068 (rs6000_savres_strategy): Likewise.
4069 (rs6000_savres_routine_name): Likewise.
4070 (rs6000_elf_file_end): Likewise.
4071 * config/rs6000/t-freebsd64: New file.
4072 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4073 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4075 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4077 Backport from mainline
4078 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4081 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4083 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4085 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4086 predicate to discriminate types.
4088 2012-04-27 Richard Guenther <rguenther@suse.de>
4091 * convert.c (convert_to_integer): Avoid infinite recursion for
4092 target-defined built-in types.
4094 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4097 * config/cris/cris.md ("*andhi_lowpart_v32")
4098 ("*andqi_lowpart_v32"): Change first input-only operand from
4099 a (match_operand ...) to (match_dup 0). Drop alternatives with
4100 const_int-matching constraints for redundancy.
4101 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4102 three-operand alternative.
4104 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4106 Backport from mainline
4107 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4109 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4110 (*addsi_2_zext): Ditto.
4111 (*add<mode>_3): Ditto.
4112 (*addsi_3_zext): Ditto.
4113 (*add<mode>_5): Ditto.
4115 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4118 * c-typeck.c (set_nonincremental_init,
4119 set_nonincremental_init_from_string): Pass true instead of false
4120 as IMPLICIT to add_pending_init.
4122 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4124 Backport from 2012-04-24 mainline r186768.
4127 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4129 2012-04-24 Richard Guenther <rguenther@suse.de>
4131 PR tree-optimization/53085
4132 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4135 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4138 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4140 (output_addressed_constants): Likewise.
4143 * varasm.c (get_section): Don't ICE for section conflicts with
4144 built-in section kinds.
4146 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4148 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4150 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4152 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4154 2012-04-23 Richard Guenther <rguenther@suse.de>
4157 * c-typeck.c (build_binary_op): Fix typo.
4159 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4161 PR tree-optimizations/52891
4162 * tree-vect-patterns.c (adjust_bool_pattern): Use
4163 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4164 but with non-standard precision.
4166 2012-04-22 Ian Lance Taylor <iant@google.com>
4168 * godump.c (go_output_typedef): Dump size of structs.
4170 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4172 Backport from mainline:
4174 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4175 hints for 'A' operand types.
4177 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4179 Backport from 2012-04-19 mainline r186588.
4182 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4183 the case *(X+const).
4185 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4187 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4189 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4192 * config/i386/sync.md (atomic_<code><mode>): Rename to
4193 atomic_<logic><mode>.
4195 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4197 Backport from mainline
4198 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4201 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4202 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4203 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4204 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4205 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4206 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4207 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4208 gen_avx2_permvarv8sf.
4210 2012-04-16 Martin Jambor <mjambor@suse.cz>
4212 Backported from mainline
4214 2012-04-13 Martin Jambor <mjambor@suse.cz>
4217 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4218 fold_ctor_reference returns a zero constant.
4220 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4222 Backported from mainline
4223 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4225 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4226 and __ILP32__ for x32.
4228 2012-04-13 Tom de Vries <tom@codesourcery.com>
4230 Backport from mainline r186418.
4232 2012-04-13 Tom de Vries <tom@codesourcery.com>
4234 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4235 parameters vuse and vuse_escaped.
4236 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4237 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4240 2012-04-13 Richard Guenther <rguenther@suse.de>
4242 PR tree-optimization/52969
4243 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4244 the condition for the COND_EXPR and handle predicate negation
4245 by swapping the COND_EXPR arms.
4247 2012-04-13 Richard Guenther <rguenther@suse.de>
4250 * convert.c (convert_to_pointer): Remove special-casing of
4253 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4255 Backport from mainline
4256 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4259 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4260 the list of options to enable the FCFID instruction.
4261 (TARGET_EXTRA_BUILTINS): Adjust comment.
4263 2012-04-12 Richard Guenther <rguenther@suse.de>
4265 PR tree-optimization/52943
4266 * tree-chrec.h (chrec_is_positive): Remove.
4267 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4268 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4269 Return false for a constant zero instead of negative.
4270 (analyze_siv_subscript_cst_affine): Handle zero difference
4271 in the initial condition explicitely.
4273 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4276 * varasm.c (process_pending_assemble_externals): Set
4277 pending_assemble_externals_processed true.
4278 (assemble_external): Call assemble_external_real if the pending
4279 assemble externals have been processed.
4281 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4284 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4285 the DECL generated for the special GOT helper.
4287 2012-04-06 Walter Lee <walt@tilera.com>
4289 Backport from mainline
4290 2012-03-07 Walter Lee <walt@tilera.com>
4292 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4293 REG_CFA_* notes for the stack pointer.
4294 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4295 EH_RETURN_STACKADJ_RTX.
4296 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4297 generate REG_CFA_* notes for the stack pointer.
4298 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4299 by EH_RETURN_STACKADJ_RTX.
4301 2012-04-06 Matt Turner <mattst88@gmail.com>
4303 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4305 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4307 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4308 of the destination isn't also a FP_REGS register.
4310 2012-04-03 Richard Guenther <rguenther@suse.de>
4312 Backport from mainline
4313 2012-03-02 Richard Guenther <rguenther@suse.de>
4315 PR tree-optimization/52406
4316 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4317 (struct indices): Add unconstrained_base member.
4318 (struct dr_alias): Remove unused vops member.
4319 (DR_UNCONSTRAINED_BASE): New define.
4320 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4321 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4322 be an artificial access that covers the whole indexed object,
4323 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4324 plain decl base-objects to their MEM_REF variant.
4325 (dr_may_alias_p): When the base-object of either data reference
4326 has unknown size use only points-to information.
4327 (compute_affine_dependence): Make dumps easier to read and
4329 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4330 DR_REF when looking for packed references.
4331 (vect_supportable_dr_alignment): Likewise.
4333 2012-04-03 Richard Guenther <rguenther@suse.de>
4335 Backport from mainline
4336 2012-03-15 Richard Guenther <rguenther@suse.de>
4339 * tree-data-ref.c (subscript_dependence_tester_1): Check
4340 all dimensions for non-conflicting access functions.
4342 2012-04-03 Richard Guenther <rguenther@suse.de>
4344 Backport from mainline
4345 2012-03-06 Richard Guenther <rguenther@suse.de>
4348 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4350 2012-03-23 Richard Guenther <rguenther@suse.de>
4352 PR tree-optimization/52678
4353 * tree-vectorizer.h (struct _stmt_vec_info): Add
4354 loop_phi_evolution_part member.
4355 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4356 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4357 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4358 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4359 Use the cached evolution part and the PHI nodes value from
4360 the loop preheader edge instead of re-analyzing the evolution.
4362 2012-03-26 Richard Guenther <rguenther@suse.de>
4364 PR tree-optimization/52701
4365 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4366 compute and set the evolution part of PHI nodes.
4368 2012-03-30 Richard Guenther <rguenther@suse.de>
4370 PR tree-optimization/52754
4371 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4372 propagate arbitrary addresses into really plain dereferences.
4374 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4376 PR tree-optimization/52835
4377 * tree-data-ref.c (build_rdg): Return NULL if
4378 compute_data_dependences_for_loop failed.
4380 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4382 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4383 (stmt_can_make_abnormal_goto): Use it.
4384 (is_ctrl_altering_stmt): Likewise.
4386 2012-03-31 Martin Jambor <mjambor@suse.cz>
4388 Backported from mainline
4389 2012-03-30 Martin Jambor <mjambor@suse.cz>
4391 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4392 is a builtin_stack_save in a dominating BB.
4394 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4396 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4397 crossing 128bit lane boundary.
4399 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4401 Backported from mainline
4402 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4405 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4407 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4408 * config/i386/i386.c: Include reload.h.
4409 (ix86_legitimize_reload_address): New function.
4411 2012-03-28 Martin Jambor <mjambor@suse.cz>
4413 Backported from mainline
4414 2012-03-27 Martin Jambor <mjambor@suse.cz>
4417 * tree-sra.c (sra_modify_assign): Do not call
4418 load_assign_lhs_subreplacements when working with an unscalarizable
4421 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4424 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4425 __builtin_va_start to __builtin_next_arg if the latter is
4426 builtin_decl_explicit_p rather than when it is not.
4429 * tree-vect-generic.c (vector_element): Perform multiplication
4430 for pos in bitsizetype type instead of idx type.
4432 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4434 Backport from 2012-03-28 mainline r185910.
4437 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4438 (avr_builtin_decl): New static function.
4439 (struct avr_builtin_description, avr_bdesc): Move up.
4440 Add GTY marker. Add field fndecl. Remove redundant field id.
4441 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4442 (avr_expand_builtin): Code cleanup because .id is removed.
4444 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4447 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4450 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4452 Backport from 2012-03-28 mainline r185907.
4455 * config.gcc (tm_file): Remove avr/multilib.h.
4457 * doc/invoke.texi (AVR Options): Adjust
4458 documentation of -mtiny-stack.
4460 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4461 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4462 * config/avr/t-avr: Remove generation of multilib.h.
4463 * config/avr/t-multilib: Regenerate.
4464 * config/avr/multilib.h: Remove.
4465 * config/avr/avr.opt (-msp8): New option.
4466 (avr_sp8): New variable.
4467 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4468 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4469 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4470 (avr_device_to_sp8): New prototype.
4471 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4472 (DRIVER_SELF_SPECS): New define.
4473 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4474 __AVR_SP8__, __AVR_HAVE_SPH__.
4475 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4476 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4477 (avr_file_start): Ditto.
4479 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4482 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4483 instead of 8 in adjust_address.
4485 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4487 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4488 of a unit before computing the offset in units.
4490 2012-03-27 Richard Guenther <rguenther@suse.de>
4493 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4496 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4499 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4501 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4504 * varasm.c: Include pointer-set.h.
4505 (pending_assemble_externals_set): New pointer set.
4506 (process_pending_assemble_externals): Destroy the pointer set.
4507 (assemble_external): See if decl is in pending_assemble_externals_set,
4508 and add it to pending_assemble_externals if necessary.
4509 (init_varasm_once): Allocate pending_assemble_externals_set.
4511 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4513 Backported from mainline
4514 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4517 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4518 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4519 (vector_ltgt<mode>): Likewise.
4520 (vector_ordered<mode>): Likewise.
4521 (vector_unordered<mode>): Likewise.
4522 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4524 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4526 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4529 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4531 Backported from mainline
4532 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4536 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4537 GENERAL_REGS and FP_REGS for SImode.
4539 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4542 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4543 on any new_local_var_chain vars declared during recursing on
4544 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4546 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4548 Backport from 2012-03-22 mainline r185692.
4551 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4552 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4553 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4554 (delay_cycles_1, delay_cycles_2): Ditto.
4555 (delay_cycles_3, delay_cycles_4): Ditto.
4556 (nopv, *nopv): Ditto.
4557 (sleep, *sleep): Ditto.
4560 Backport from 2012-03-21 mainline r185605.
4562 PR rtl-optimization/52543
4564 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4565 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4566 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4567 (avr_load_libgcc_p): Restrict to __flash loads.
4568 (avr_out_lpm): Only handle 1-byte loads from __flash.
4569 (avr_load_lpm): New function.
4570 (avr_find_unused_d_reg): Remove.
4571 (avr_out_lpm_no_lpmx): Remove.
4572 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4573 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4574 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4575 (load_<mode>, load_<mode>_clobber): New insns.
4576 (mov<mode>): For multi-byte move from non-generic
4577 16-bit address spaces: Expand to load_<mode> resp.
4578 load_<mode>_clobber.
4579 (load<mode>_libgcc): Remove expander.
4580 (split-lpmx): Remove split.
4582 Backport from 2012-03-13 mainline r185329.
4585 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4586 offset (size) to a value the insns can deal with.
4587 (expand_epilogue): Ditto.
4589 Backport from 2012-03-12 mainline r185256.
4592 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4593 type from reg_class_t to enum reg_class.
4594 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4596 Backport from 2012-03-12 mainline r185253.
4599 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4600 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4601 r184615 from 2012-02-28.
4603 Backport from 2012-03-08 mainline r185105.
4605 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4606 for constants in [-63,63].
4608 Backport from 2012-03-08 mainline r185100.
4611 * config/avr/avr.c (avr_mem_clobber): New static function.
4612 (avr_expand_delay_cycles): Add memory clobber operand to
4613 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4614 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4615 (enable_interrupt, disable_interrupt): New expander.
4616 (nopv, sleep, wdr): New expanders.
4617 (delay_cycles_1): Add memory clobber.
4618 (delay_cycles_2): Add memory clobber.
4619 (delay_cycles_3): Add memory clobber.
4620 (delay_cycles_4): Add memory clobber.
4621 (cli_sei): New insn from former "enable_interrupt",
4622 "disable_interrupt" with memory clobber.
4623 (*wdt): New insn from former "wdt" with memory clobber.
4624 (*nopv): Similar, but for "nopv".
4625 (*sleep): Similar, but for "sleep".
4627 Backport from 2012-03-07 mainline r185043.
4630 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4632 Backport from 2012-03-07 mainline r185032.
4635 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4636 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4637 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4639 Backport from 2012-03-07 mainline r185031.
4642 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4644 * config/avr/avr.md (xload_8): Adjust insn length.
4646 Backport from 2012-03-07 mainline r185030.
4649 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4650 if RAMPZ affects reading from RAM.
4652 Backport from 2012-03-05 mainline r184919.
4654 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4656 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4658 Backport from mainline r185259.
4661 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4662 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4664 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4666 Backported from mainline
4667 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4670 * c-parser.c (c_parser_postfix_expression)
4671 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4673 * config/i386/smmintrin.h: Avoid /* within a comment.
4674 * config/i386/nmmintrin.h: Likewise.
4676 2012-03-22 Richard Guenther <rguenther@suse.de>
4678 * BASE-VER: Set to 4.7.1.
4679 * DEV-PHASE: Set to prerelease.
4681 2012-03-22 Release Manager
4683 * GCC 4.7.0 released.
4685 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4687 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4689 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4690 Andrew Pinski <apinski@cavium.com>
4693 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4694 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4695 calls instead of __builtin_ir{int,ound}*.
4697 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4700 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4703 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4705 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4706 Refer to GCC 4.7 version of c99status.html.
4708 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4710 Backport from mainline
4711 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4713 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4714 redefine to be NULL if the current bit-size is different from the
4715 configured bit-size.
4717 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4718 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4719 set the default tuning. Add asserts to make sure the cpu and tune
4720 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4721 test whether the index is set, instead of > 0.
4722 (rs6000_file_start): Do not reset the default cpu if the current
4723 bit-size is different from the configured bit-size.
4725 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4727 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4729 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4730 Update binutils references.
4731 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4732 Update binutils reference.
4733 Update Sun as/GNU ld caveat.
4734 Document binutils largefile requirement for LTO plugin.
4735 Remove reference to alternate libpthread.
4737 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4739 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4741 (Specific, mips-sgi-irix6): Likewise.
4743 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4745 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4746 * configure: Regenerate.
4748 2012-03-07 Richard Henderson <rth@redhat.com>
4750 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4751 * config/m68k/sync.md (atomic_test_and_set): Use it.
4752 (atomic_test_and_set_1): Likewise.
4754 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4757 * Makefile.in: Let install-gcc-ar depend on installdirs,
4758 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4759 Don't double canonicalize if cross-compiling.
4761 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4763 * trans-mem.c: New typedef for tm_region_p.
4764 Define vector types for tm_region_p.
4765 (tm_region_init): Replace region_worklist to a vector called
4768 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4771 * trans-mem.c (tm_region_init): Use last_basic_block.
4773 2012-03-05 Richard Henderson <rth@redhat.com>
4776 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4777 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4778 BIGGEST_ALIGNMENT is aligned.
4780 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4782 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4784 2012-03-05 Richard Henderson <rth@redhat.com>
4787 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4788 instead of calling negqi2 directly.
4790 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4792 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4793 (INTMAX_TYPE): Use it.
4794 (UINTMAX_TYPE): Likewise.
4795 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4796 (irix6_c_common_override_options): Declare.
4797 (C_COMMON_OVERRIDE_OPTIONS): Define.
4798 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4799 * config/mips/irix6-c.c: New file.
4800 * config/mips/t-irix6 (irix6-c.o): New target.
4801 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4804 2012-03-02 Richard Henderson <rth@redhat.com>
4806 * optabs.c (expand_atomic_test_and_set): Honor
4807 atomic_test_and_set_trueval even when atomic_test_and_set
4808 optab is not in use.
4810 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4812 Backport from mainline
4813 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4815 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4817 2012-03-02 Richard Guenther <rguenther@suse.de>
4819 * DEV-PHASE: Set to prerelease.
4821 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4823 * config.gcc (obsolete): Add all ARM targets using the FPA.
4824 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4825 * doc/install.texi: Avoid references to obsolete ARM ports.
4827 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4829 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4831 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4832 Joern Rennecke <joern.rennecke@embecosm.com>
4834 * doc/extend.texi: Expand and update information on interrupt
4835 attribute for Epiphany.
4837 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4839 * config/sh/sh-protos.h: Update copyright notice dates.
4840 * config/sh/sh.h: Likewise.
4841 * config/sh/sh.md: Likewise.
4842 * config/sh/constraints.md: Likewise.
4843 * config/sh/predicates.md: Likewise.
4845 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4847 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4848 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4850 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4852 * config/sh/constraints.md: Fix comment typo.
4854 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4857 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4858 unsigned HOST_WIDE_INT.
4859 (zvdep_imm64): Likewise.
4860 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4861 (vdepi_and): Likewise.
4862 Likewise for unamed 64-bit patterns.
4863 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4865 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4868 PR rtl-optimization/52417
4869 * cselib.c (cselib_any_perm_equivs): New variable.
4870 (cselib_reset_table): Check that it's not set when not
4871 preserving constants.
4872 (cselib_add_permanent_equiv): Set it.
4873 (cselib_have_permanent_equivalences): New.
4874 (cselib_init, cselib_finish): Reset it.
4875 * cselib.h (cselib_have_permanent_equivalences): Declare.
4876 * alias.c (get_addr): Restore earlier behavior when there
4877 aren't permanent equivalences.
4879 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4881 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4882 * config/v850/v850-modes.def: Fix copyright notice.
4884 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4886 * doc/extend.texi (AVR Built-in Functions): Document
4887 __builtin_avr_flash_segment.
4889 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4890 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4891 (*split.flash_segment): New insn-and-split.
4892 * config/avr/avr.c (avr_init_builtins): Add local variables:
4893 const_memx_void_node, const_memx_ptr_type_node,
4894 char_ftype_const_memx_ptr.
4896 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4898 PR tree-optimization/52445
4899 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4900 add ssa_name_ver, offset and size fields and change store field
4902 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4903 (add_or_mark_expr): Likewise. Only consider previous stores
4904 with the same size and offset.
4905 (nt_init_block): Only look at gimple_assign_single_p stmts,
4906 doesn't look at rhs2.
4908 2012-03-01 Richard Guenther <rguenther@suse.de>
4911 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4912 conversions from integral types to pointer types.
4914 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4916 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4917 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4918 unintentionally removed in r184616.
4920 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4922 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4925 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4926 Uros Bizjak <ubizjak@gmail.com>
4929 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4930 alternatives, add "e" constraint to the new last alternative
4931 and ! to last 3 alternatives.
4933 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4935 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4936 DW_AT_artificial attributes at the end of the processing.
4937 (gen_array_type_die): Likewise.
4938 (gen_enumeration_type_die): Likewise.
4939 (gen_struct_or_union_type_die): Likewise.
4940 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4943 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4946 * expr.c (expand_assignment): If doing misaligned store that doesn't
4947 cover all mode bits, perform a RMW cycle.
4949 PR tree-optimization/52429
4950 * tree-parloops.c (separate_decls_in_region_debug): Return early
4951 if var is LABEL_DECL.
4953 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4955 PR tree-optimization/52424
4956 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4957 calling dom_thread_across_edge.
4959 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4961 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4963 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4965 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4966 * config/avr/avr.c (avr_output_bld): Remove unused function.
4967 (avr_out_sbxx_branch): Use "%T" to print bit position.
4969 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4971 * config/avr/avr.md: Untabify.
4973 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4975 * config/avr/avr.md (eqne): New code iterator.
4976 (*dec-and-branchsi): Use it in text peephole's condition.
4977 (*dec-and-branchhi): Ditto.
4978 (*dec-and-branchqi): Ditto.
4980 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4983 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4984 the device does not have the skip-bug.
4986 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4988 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4989 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4990 -mpretend-cmove): New.
4992 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4995 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4996 doesn't count DEBUG_INSN refs.
4997 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4998 for DEBUG_INSN refs.
5000 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5004 2012-02-20 Richard Guenther <rguenther@suse.de>
5005 PR tree-optimization/52298
5006 * tree-vect-stmts.c (vectorizable_load): Properly use
5007 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5010 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5013 * gimple.h (gimple_in_transaction): New.
5014 (gimple_set_in_transaction): New.
5015 (struct gimple_statement_base): Add in_transaction field.
5016 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5018 (tree_ssa_lim_initialize): Compute transaction bits.
5019 * tree.h (compute_transaction_bits): Protoize.
5020 * trans-mem.c (tm_region_init): Use the heap to store BB
5022 (compute_transaction_bits): New.
5024 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5026 * gcc.c (display_help): Document --help=common and sort entries
5029 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5031 * doc/install.texi: Document check-$LANG specific shortcuts
5033 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5036 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5038 * config/arm/arm_neon.h: Regenerate.
5039 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5040 (neon_vcgeu): New insn.
5041 (neon_vcgtu): Likewise.
5042 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5043 (ops): Unsigned comparison intrinsics call a different
5046 2012-02-28 Richard Guenther <rguenther@suse.de>
5049 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5050 ordering for the VEC_CONCAT for two element vectors for
5051 V2SFmode, V2SImode and V2DImode.
5053 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5056 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5057 detecting big-endian triplets.
5059 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5061 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5062 mode if there is no type information available.
5064 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5066 PR tree-optimization/53207
5067 * doc/invoke.texi: Document as experimental and relying on graphite.
5069 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5071 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5072 of initializer to changes from r184614.
5074 2012-02-28 Richard Guenther <rguenther@suse.de>
5076 PR tree-optimization/52395
5077 * tree-sra.c (build_ref_for_offset): Also look at the base
5078 TYPE_ALIGN when figuring out the alignment of the replacement.
5080 2012-02-28 Richard Guenther <rguenther@suse.de>
5082 PR tree-optimization/52402
5083 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5084 mis-aligned types when creating the accesses at the call site.
5086 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5088 * config/avr/builtins.def: New file.
5089 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5090 * config/avr/avr.c (enum avr_builtin_id): Use it.
5091 (avr_init_builtins): Use it. And use avr_bdesc.
5092 (bdesc_1arg): Remove.
5093 (bdesc_2arg): Remove.
5094 (bdesc_3arg): Remove.
5095 (struct avr_builtin_description): Add field n_args.
5096 (avr_bdesc): New static variable using builtins.def.
5097 (avr_expand_builtin): Use it.
5098 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5099 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5100 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5102 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5105 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5106 match only one single hard register with respective hard reg rtx.
5107 (movmemx_<mode>): Ditto.
5108 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5109 insn anatomy of movmem[x]_<mode>.
5110 (avr_out_movmem): Same for printing assembler and operand usage.
5112 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5116 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5117 address spaces located outside of device flash.
5119 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5120 (mcu_type_s): Add field n_flash.
5121 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5122 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5123 (AVR_MCU): Add N_FLASH argument.
5124 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5125 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5126 macro __FLASH<n> if that address space makes sense for the device.
5127 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5128 outside of target flash.
5129 (avr_asm_named_section): Ditto.
5130 (avr_asm_select_section): Ditto.
5131 (avr_addr_space_convert): Ditto.
5132 (avr_emit_movmemhi): Ditto.
5133 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5134 address space is outside of device flash.
5135 (avr_insert_attributes): Ditto.
5136 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5137 avr_current_arch->n_segments.
5139 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5142 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5144 (*movabs<mode>_2): Likewise.
5146 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5149 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5150 s_register_operand in the test instead of REG_P. Don't call
5151 gen_reg_rtx if it won't be used.
5153 PR tree-optimization/52376
5154 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5156 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5158 * ifcvt.c (noce_get_condition): Check condition variable is not
5159 small_register_classes_for_mode_p before accepting.
5161 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5163 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5165 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5168 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5169 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5171 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5173 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5175 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5177 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5179 * config/sh/predicates.md: Remove blank lines.
5180 * config/sh/sh.c: Fix typos in comments.
5181 * config/sh/constraints.md: Likewise.
5182 * config/sh/sh.md: Remove blank lines.
5183 Fix typos in comments. Use ;; as comment characters.
5185 2012-02-26 Walter Lee <walt@tilera.com>
5187 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5188 (replace_mov_pcrel_step2): Ditto.
5190 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5193 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5194 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5195 and locs that reference values newer than the non-canonical value
5196 at hand. Return the canonical value as a worst case.
5197 (memrefs_conflict_p): Walk canonical value's locs.
5200 * cselib.c (preserve_only_constants): Rename to...
5201 (preserve_constants_and_equivs): ... this. Split out...
5202 (invariant_or_equiv_p): ... this. Preserve plus expressions
5203 of other preserved expressions too.
5204 (cselib_reset_table): Adjust.
5205 * var-tracking.c (reverse_op): Use canonical value to build
5208 2012-02-23 Kai Tietz <ktietz@redhat.com>
5210 * config/i386/i386.c (ix86_delegitimize_address): Handle
5211 UNSPEC_PCREL plus displacement.
5213 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5216 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5217 to test for unusedness in st X addressing.
5219 2012-02-24 Richard Guenther <rguenther@suse.de>
5222 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5223 (is_gimple_reg_type): Move inline ...
5224 * gimple.h (is_gimple_reg_type): ... here.
5226 2012-02-24 Richard Guenther <rguenther@suse.de>
5229 * passes.c (execute_function_todo): When verifying SSA form
5230 verify gimple form first.
5231 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5233 2012-02-24 Richard Guenther <rguenther@suse.de>
5236 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5237 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5239 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5241 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5243 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5245 * tree-phinodes.c (make_phi_node): Mark static.
5246 * tree-flow.h (make_phi_node): Remove extern decl.
5247 * doc/gimple.texi (make_phi_node): Remove documentation.
5249 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5251 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5252 * tree-ssa-sccvn.c (print_scc): Ditto.
5254 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5256 * doc/passes.texi (Full redundancy elimination): Fix typo.
5258 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5260 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5262 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5265 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5267 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5270 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5272 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5274 * config/avr/avr.md (code_stdname): Add ior, xor.
5275 (xior): New code iterator.
5276 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5277 (*<code_stdname><mode>qi.byte1-3): Ditto.
5279 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5281 PR tree-optimization/52019
5282 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5285 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5287 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5288 HAVE_INITFINI_ARRAY to work around namespace pollution in
5289 certain versions of newlib system headers.
5290 * config.in: Regenerate.
5291 * configure: Regenerate.
5292 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5293 instead of HAVE_INITFINI_ARRAY.
5295 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5298 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5299 is not offsettable memory reference.
5301 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5304 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5305 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5307 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5309 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5310 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5312 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5314 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5315 library on Solaris 8 even without TLS support.
5316 * configure: Regenerate.
5318 2012-02-22 Richard Guenther <rguenther@suse.de>
5321 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5322 for GIMPLE_DEBUG stmts.
5324 2012-02-22 Martin Jambor <mjambor@suse.cz>
5327 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5328 according to the base object.
5330 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5332 PR rtl-optimization/50063
5333 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5334 and 2 (8-bit SP) in operand 2.
5335 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5336 setup to use movhi_sp_r instead of vanilla move to write SP.
5337 Adjust REG_CFA notes to superseed unspec.
5338 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5340 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5341 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5342 irq_state 1 (IRQ known to be on) here.
5344 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5346 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5348 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5349 assign_hard_reg): Likewise.
5351 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5353 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5355 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5358 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5359 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5361 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5363 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5364 prototype from here to...
5365 * config/avr/avr.h: ...here.
5367 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5370 * thumb2.md (thumb2_shiftsi3_short): Split register and
5371 immediate shifts. For register shifts tie operands 0 and 1.
5372 (peephole2 for above): Check that register-controlled shifts
5373 have suitably tied operands.
5375 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5378 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5379 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5380 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5381 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5382 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5383 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5384 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5385 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5386 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5387 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5388 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5389 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5390 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5391 bdver1_ssevector_avx256_unaligned_load,
5392 bdver1_ssevector_sse128_unaligned_load,
5393 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5394 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5395 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5396 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5397 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5398 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5399 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5400 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5401 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5402 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5403 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5404 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5405 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5406 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5407 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5408 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5409 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5410 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5411 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5412 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5413 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5414 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5415 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5416 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5417 bdver1_ssediv_double_load, bdver1_ssediv_double,
5418 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5419 Add "bdver2" attribute.
5421 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5423 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5424 default if possible and not specified otherwise.
5426 2012-02-21 Richard Guenther <rguenther@suse.de>
5429 * gimplify.c (create_tmp_from_val): Use the main variant type
5430 for the type of the temporary we create.
5432 2012-02-21 Richard Guenther <rguenther@suse.de>
5434 PR tree-optimization/52324
5435 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5436 do not gimplify a MEM_REF address operand if it is already
5439 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5441 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5442 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5444 2012-02-21 Richard Guenther <rguenther@suse.de>
5446 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5447 nested_in_vect_loop.
5449 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5451 PR tree-optimization/52318
5452 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5453 vdef also to non-pure/const call stmts in the sequence.
5455 2012-02-20 David S. Miller <davem@davemloft.net>
5457 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5458 don't use the "rd %pc" instruction on v9 for PIC register loads.
5460 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5463 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5464 in a transaction safe function.
5466 2012-02-20 Kai Tietz <ktietz@redhat.com>
5469 * stor-layout.c (place_field): Handle desired_align for
5472 2012-02-20 Richard Guenther <rguenther@suse.de>
5474 PR tree-optimization/52298
5475 * tree-vect-stmts.c (vectorizable_store): Properly use
5476 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5478 (vectorizable_load): Likewise.
5479 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5480 Access DR_STEP after ensuring it is not NULL.
5482 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5484 PR tree-optimization/52286
5485 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5486 optimization use double_int_to_tree instead of build_int_cst_wide,
5487 rewrite to use double_int vars.
5489 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5492 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5494 Remove -e 0 from $gcc_cv_ld invocation.
5495 Only use __GLIBC_PREREQ if defined.
5496 Enable on Solaris since Solaris 8 patch.
5497 (gcc_SUN_LD_VERSION): New macro.
5498 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5499 gcc_SUN_LD_VERSION for version number format.
5500 * configure: Regenerate.
5501 * varasm.c (get_elf_initfini_array_priority_section): Set
5502 SECTION_NOTYPE for non-default priority.
5503 Use get_section instead of get_unnamed_section to emit
5504 .init_array/.fini_array with default priority.
5506 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5508 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5509 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5510 (mips_start_unique_function, mips_output_mips16_rdhwr)
5511 (mips_code_end): New functions.
5512 (TARGET_ASM_CODE_END): Define.
5514 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5516 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5517 to stubs with non-sibling calls.
5519 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5521 * doc/invoke.texi (-fira-* options): Copy-edit.
5522 (ira-* parameters): Copy-edit.
5524 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5526 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5527 GCC coding conventions.
5529 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5531 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5532 when used as adjectives.
5534 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5536 * doc/invoke.texi: Clean up "that"/"which" confusion.
5538 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5540 * system.h: Poison SMALL_REGISTER_CLASSES
5541 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5542 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5544 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5546 PR tree-optimization/52285
5547 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5548 when deciding if a call is a tail call or tail recursion.
5550 2012-02-16 Kai Tietz <ktietz@redhat.com>
5552 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5553 interger-constant displacement for UNSPEC_PCREL.
5555 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5557 PR rtl-optimization/52208
5558 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5559 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5561 PR tree-optimization/52255
5562 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5563 loop->header has virtual PHI, but exit_e->dest doesn't, add
5564 virtual PHI to exit_e->dest and adjust all uses after the loop.
5567 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5568 children with clone_tree_hash, not after it.
5570 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5572 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5573 extended identifiers.
5575 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5578 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5579 a same_body_alias, also test whether e->callee isn't a former
5580 or current clone of the decl this is a same body alias of.
5582 PR translation/52264
5583 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5585 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5587 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5589 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5592 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5593 force_reg instead of copy_to_reg for better optimization. Force
5594 non-register or memory operands into a register.
5596 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5598 * extend.texi: Reserve upper bits of memory model for future use.
5600 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5601 Anatoly Sokolov <aesok@post.ru>
5602 Eric Weddington <eric.weddington@atmel.com>
5605 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5606 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5607 Rewrite initializers for .macro.
5608 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5609 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5610 atxmega32d4, atxmega32x1.
5611 avrxmega4: atxmega64a3, atxmega64d3.
5612 avrxmega5: atxmega64a1, atxmega64a1u.
5613 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5614 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5615 avrxmega7: atxmega128a1, atxmega128a1u.
5616 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5617 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5618 (struct base_arch_s): Rename reserved to xmega_p.
5619 Rename reserved2 to have_rampd.
5620 (AVR_XMEGA): New define.
5621 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5622 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5623 * config/avr/predicates.md (io_address_operand): Take into
5625 (low_io_address_operand): Ditto.
5626 (high_io_address_operand): Ditto.
5627 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5628 (enabled, movhi_sp_r): Use them.
5629 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5630 cpp_define_formatted to built-in define __AVR_ARCH__.
5631 (__AVR_XMEGA__): New built-in define.
5632 (__AVR_HAVE_RAMPD__): New built-in define.
5633 (__AVR_HAVE_RAMPX__): New built-in define.
5634 (__AVR_HAVE_RAMPY__): New built-in define.
5635 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5637 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5638 (avr_option_override): Initialize them.
5639 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5640 (avr_init_expanders): Initialize them. No more block several calls.
5641 (emit_push_sfr): New static function.
5642 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5644 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5645 (avr_print_operand): Print addreeses as symbols for
5646 RAMPX, RAMPY, RAMPD, CCP.
5647 (output_movhi): Handle AVR_XMEGA when writing to SP.
5648 (avr_out_movhi_mr_r_xmega): New static function.
5649 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5650 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5651 __RAMPD__, __CCP__ as needed.
5653 * config/avr/multilib.h: Regenerate.
5654 * config/avr/t-multilib: Regenerate.
5655 * config/avr/avr-tables.opt: Regenerate.
5657 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5659 PR tree-optimization/50561
5660 * graphite-flattening.c (lst_project_loop): Do not
5661 remove old scattering dimensions after flattening.
5662 (lst_do_flatten): Likewise.
5664 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5666 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5667 __builtin_avr_map8, __builtin_avr_map16.
5668 Document __builtin_avr_insert_bits.
5670 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5671 (insert_bits): New insn.
5672 (adjust_len.map_bits): Rename to insert_bits.
5673 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5674 * avr-protos.h (avr_out_map_bits): Remove.
5675 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5676 * config/avr/constraints.md (Cxf,C0f): New.
5677 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5678 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5679 New built-in define __BUILTIN_AVR_INSERT_BITS.
5680 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5681 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5682 (avr_move_bits): Rewrite.
5683 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5685 (avr_map_op_t): New typedef.
5686 (avr_map_op): New static variable.
5687 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5688 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5689 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5690 (bdesc_3arg, avr_expand_triop_builtin): New.
5691 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5692 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5693 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5694 (avr_map_equal_p, avr_map_sig_p): Remove.
5695 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5696 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5697 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5698 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5699 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5700 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5702 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5704 * config/c6x/c6x.md (reserve_cycles): New attribute.
5705 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5706 don't reserve functional units after the branch occurs.
5708 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5711 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5712 functions into non-tm_pure functions.
5714 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5717 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5718 (iterative_hash_canonical_type): Likewise.
5719 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5722 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5724 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5725 sched-group insn, it either remains alone or the entire list is pruned.
5727 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5729 * doc/install.texi (Prerequisites): Fix grammar.
5730 (Configuration): Likewise.
5732 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5734 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5735 MPC as part of GCC before describing configuring with --with-gmp etc.
5736 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5737 sources are present.
5739 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5742 * dwarf2out.c (clone_tree_hash): New function.
5743 (copy_decls_walk): Use it instead of clone_tree.
5745 2012-02-14 Richard Guenther <rguenther@suse.de>
5747 PR tree-optimization/52244
5748 PR tree-optimization/51528
5749 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5750 replacements for integral types.
5752 2012-02-14 Walter Lee <walt@tilera.com>
5754 * config.gcc: Handle tilegx and tilepro.
5755 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5757 Add HAVE_AS_TLS check for tilegx and tilepro.
5758 * configure: Regenerate.
5759 * doc/contrib.texi: Add Mat Hostetter and self.
5760 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5761 Document instruction intrinsics and network accessing intrinsics.
5762 (TILEPro Built-in Functions): New node. Document instruction
5763 intrinsics and network accessing intrinsics.
5764 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5765 (Specific, tilepro-*-linux*): Likewise.
5766 * doc/invoke.texi (TILE-Gx Options): New section.
5767 (TILEPro Options): New section.
5768 * doc/md.texi (TILE-Gx): New section.
5769 (TILEPro): New section.
5770 * common/config/tilegx/tilegx-common.c: New file.
5771 * common/config/tilepro/tilepro-common.c: New file.
5772 * config/tilegx/constraints.md: New file.
5773 * config/tilegx/linux.h: New file.
5774 * config/tilegx/mul-tables.c: New file.
5775 * config/tilegx/predicates.md: New file.
5776 * config/tilegx/sync.md: New file.
5777 * config/tilegx/t-tilegx: New file.
5778 * config/tilegx/tilegx-builtins.h: New file.
5779 * config/tilegx/tilegx-c.c: New file.
5780 * config/tilegx/tilegx-generic.md: New file.
5781 * config/tilegx/tilegx-modes.def: New file.
5782 * config/tilegx/tilegx-multiply.h: New file.
5783 * config/tilegx/tilegx-protos.h: New file.
5784 * config/tilegx/tilegx.c: New file.
5785 * config/tilegx/tilegx.h: New file.
5786 * config/tilegx/tilegx.md: New file.
5787 * config/tilegx/tilegx.opt: New file.
5788 * config/tilepro/constraints.md: New file.
5789 * config/tilepro/gen-mul-tables.cc: New file.
5790 * config/tilepro/linux.h: New file.
5791 * config/tilepro/mul-tables.c: New file.
5792 * config/tilepro/predicates.md: New file.
5793 * config/tilepro/t-tilepro: New file.
5794 * config/tilepro/tilepro-builtins.h: New file.
5795 * config/tilepro/tilepro-c.c: New file.
5796 * config/tilepro/tilepro-generic.md: New file.
5797 * config/tilepro/tilepro-modes.def: New file.
5798 * config/tilepro/tilepro-multiply.h: New file.
5799 * config/tilepro/tilepro-protos.h: New file.
5800 * config/tilepro/tilepro.c: New file.
5801 * config/tilepro/tilepro.h: New file.
5802 * config/tilepro/tilepro.md: New file.
5803 * config/tilepro/tilepro.opt: New file.
5805 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5807 PR tree-optimization/52210
5808 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5809 vect_model_simple_cost with two entry vect_def_type array instead
5810 of an address of dt.
5812 2012-02-14 Richard Guenther <rguenther@suse.de>
5815 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5816 Do not stream DECL_QUALIFIER.
5817 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5818 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5819 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5821 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5824 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5827 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5830 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5831 * cselib.c (cselib_subst_to_values_from_insn): New function.
5832 * sched-deps.c (add_insn_mem_dependence,
5833 sched_analyze_1, sched_analyze_2): Use it.
5835 2012-02-13 Jan Hubicka <jh@suse.cz>
5838 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5840 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5842 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5843 (GTM_SELF_SPECS): Define if not already defined.
5844 (driver_self_specs): Add GTM_SELF_SPECS.
5845 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5846 (GTM_SELF_SPECS): Define.
5847 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5848 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5850 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5852 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5855 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5858 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5859 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5861 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5864 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5866 2012-02-13 Richard Guenther <rguenther@suse.de>
5868 PR translation/52211
5869 * passes.c (enable_disable_pass): Fix typo.
5871 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5874 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5875 XOR for reduce_bit_field if type is unsigned.
5877 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5879 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5880 disallow changes from SFmode to mode with different size in FP regs.
5882 2012-02-12 Robert Millan <rmh@gnu.org>
5883 Gerald Pfeifer <gerald@pfeifer.com>
5885 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5888 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5890 PR rtl-optimization/52175
5891 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5892 to frame-related instructions.
5894 2012-02-10 Jason Merrill <jason@redhat.com>
5897 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5898 (demangle_new_symbols): Fill it.
5899 (scan_linker_output): Walk it.
5900 (start_tweaking): Split out from scan_linker_output.
5901 (maybe_tweak): Update sym->chosen.
5902 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5904 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5907 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5909 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5911 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5912 having the same mode as previous compare.
5914 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5916 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5917 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5918 (nonlocal_goto_internal): Likewise.
5919 (nonlocal_goto): Emit a use and an indirect jump directly.
5921 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5924 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5925 __atomic_{is,always}_lock_free.
5927 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5930 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5931 negative constant address for x32.
5933 2012-02-10 Richard Henderson <rth@redhat.com>
5935 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5936 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5937 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5939 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5940 Ira Rosen <irar@il.ibm.com>
5942 PR tree-optimization/50031
5943 * targhooks.c (default_builtin_vectorization_cost): Handle
5945 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5946 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5947 all types of reduction and pattern statements.
5948 (vect_estimate_min_profitable_iters): Likewise.
5949 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5950 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5951 for explicit realigns.
5952 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5953 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5955 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5956 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5957 vec_perm for VSX and handle vec_promote_demote.
5959 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5962 * builtins.c (fold_builtin_atomic_always_lock_free,
5963 expand_builtin_atomic_always_lock_free,
5964 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5965 Return and/or test boolean_true_node/boolean_false_node instead of
5966 integer_one_node/integer_zero_node.
5968 2012-02-10 Jan Hubicka <jh@suse.cz>
5971 * predict.c (predict_paths_for_bb): Prevent looping.
5972 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5974 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5976 * config/arm/arm.c (output_move_double): In one case properly
5977 count number of instructions that will be emitted.
5979 2012-02-10 Richard Guenther <rguenther@suse.de>
5981 PR translation/52193
5982 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5984 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5987 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5989 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5992 * var-tracking.c (emit_note_insn_var_location): If
5993 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5994 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5995 non-NOTE_DURING_CALL_P insn.
5997 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6000 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6002 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6005 * gcc.c (switch_matches) Support switches with separated form,
6008 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6010 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6012 (RAMPZ_ADDR): Ditto.
6013 * config/avr/avr.c (avr_addr_t): New typedef.
6014 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6015 (avr_init_expanders): Initialize it.
6016 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6018 (expand_epilogue): Ditto.
6019 (avr_print_operand): Ditto.
6020 (avr_file_start): Ditto.
6021 (avr_emit_movmemhi): Ditto.
6023 2012-02-08 Richard Guenther <rguenther@suse.de>
6025 PR tree-optimization/46886
6026 * tree-flow.h (do_while_loop_p): Declare.
6027 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6028 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6030 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6032 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6033 always succeed for integers larger than a native word.
6035 2012-02-08 Richard Guenther <rguenther@suse.de>
6037 PR rtl-optimization/52170
6038 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6039 properly handle integer vector modes.
6041 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6043 PR gcov-profile/52150
6044 * coverage.c: Include target.h.
6045 (build_var): Call targetm.strip_name_encoding on the assembler name.
6046 Change one _ into . or $ if the target allows it.
6047 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6049 PR rtl-optimization/52139
6050 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6051 is a BARRIER after emit_insn_after_noloc, move BB_END
6052 to the last non-BARRIER insn before it.
6054 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6057 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6058 (mips_gimplify_va_arg_expr): Call it instead of
6059 std_gimplify_va_arg_expr.
6061 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6063 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6064 message for -mno-pointers-to-nested-function.
6066 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6069 * expr.c (get_inner_reference): If there is an offset, add a negative
6070 bit position to it (if any).
6072 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6074 PR rtl-optimization/52060
6075 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6076 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6077 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6078 and/or i0src_copy2 when needed.
6080 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6082 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6083 or LTOPLUGINSONAME if have_c.
6085 * config/freebsd-spec.h: Add comment about what macros can be defined
6087 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6088 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6091 2012-02-07 Richard Guenther <rguenther@suse.de>
6093 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6094 newline in -alias dumps.
6096 2012-02-07 Kai Tietz <ktietz@redhat.com>
6097 Dave Korn <dave.korn.cygwin@gmail.com>
6100 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6101 Take care that typinfo gets dllexport-attribute.
6103 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6106 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6107 if modifier < EXPAND_SUM call force_operand on the result.
6109 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6111 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6112 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6114 (epiphany_function_type): Replace types for specific interrupts with
6115 EPIPHANY_FUNCTION_INTERRUPT.
6116 (EPIPHANY_INTERRUPT_P): Update.
6117 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6118 New static function.
6119 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6120 <disinterrupt>: Affects type identity.
6121 (epiphany_handle_interrupt_attribute): Handle variable number of
6123 (epiphany_compute_function_type): Update for new
6124 epiphany_function_type definition.
6125 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6126 handlers with a longcall forwarder.
6127 (epiphany_start_function): Handle multiple interrupt arguments and/or
6128 forwarder_section attribute.
6130 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6133 2012-02-07 Alan Modra <amodra@gmail.com>
6136 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6139 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6141 PR tree-optimization/50969
6142 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6143 use vec_perm rather than vector_stmt.
6144 (vect_model_load_cost): Likewise.
6145 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6146 vec_perm to be the same as other vector statements.
6147 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6148 cost of vec_perm for TARGET_VSX.
6150 2012-02-06 Richard Guenther <rguenther@suse.de>
6152 PR tree-optimization/52115
6153 * tree-sra.c (access_has_replacements_p): New function.
6154 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6156 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6159 * trans-mem.c (expand_call_tm): Add an assertion.
6160 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6163 2012-02-06 Richard Guenther <rguenther@suse.de>
6165 PR tree-optimization/50955
6166 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6167 raise cost of expressions that replace an address with an
6168 expression based on a different pointer.
6170 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6173 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6174 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6176 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6179 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6180 -Weffc++ and specify guidelines come from second edition.
6182 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6184 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6185 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6186 (call_direct_split, call_value_split, call_value_internal_direct)
6187 (call_value_direct_split, call_value_multiple_split): Use jal and
6188 jal_macro attributes.
6190 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6192 * reload1.c (reload_regs_reach_end_p): Replace with...
6193 (reload_reg_rtx_reaches_end_p): ...this function.
6194 (new_spill_reg_store): Update commentary.
6195 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6196 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6197 before setting new_spill_reg_store.
6198 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6199 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6200 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6201 for non-spill reload registers.
6203 2012-02-05 Ira Rosen <irar@il.ibm.com>
6205 PR tree-optimization/52091
6206 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6207 (vect_is_simple_use_1): Likewise.
6208 * tree-vect-loop.c (vectorizable_reduction): Update calls
6209 to vect_is_simple_use_1 and vect_is_simple_use.
6210 (vectorizable_live_operation): Likewise.
6211 * tree-vect-patterns.c (widened_name_p,
6212 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6213 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6214 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6215 vectorizable_shift,vectorizable_operation, vectorizable_store,
6216 vectorizable_load): Likewise.
6217 (vect_is_simple_cond): Add an argument, pass it to
6218 vect_is_simple_use_1.
6219 (vectorizable_condition): Update calls to vect_is_simple_cond,
6221 (vect_is_simple_use): Add an argument, the statement in which
6222 OPERAND is used. Check that if OPERAND's def stmt is a double
6223 reduction phi node, the use is a phi node too.
6224 (vect_is_simple_use_1): Add an argument, pass it to
6226 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6227 to vect_is_simple_use.
6229 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6231 PR rtl-optimization/52095
6232 * modulo-sched.c (dump_insn_locator): New function.
6233 (loop_canon_p, sms_schedule): Use it.
6235 PR rtl-optimization/52113
6236 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6237 even for decomposable shift/zext insns.
6239 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6240 Zdenek Dvorak <ook@ucw.cz>
6242 PR rtl-optimization/52092
6243 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6244 on get_iv_value result.
6246 2012-02-02 Andrew Pinski <apinski@cavium.com>
6250 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6252 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6255 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6257 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6259 PR rtl-optimization/49800
6260 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6261 (sched_finish): Call regstat_free_n_sets_and_refs.
6263 2012-02-02 Jia Liu <proljc@gmail.com>
6265 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6268 2012-02-02 Jan Hubicka <jh@suse.cz>
6269 Tom de Vries <tom@codesourcery.com>
6272 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6273 * varpool.c (varpool_analyze_pending_decls): Likewise.
6275 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6276 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6278 * config.gcc: Add cr16-* support.
6280 * doc/extend.texi: Document cr16 extensions.
6281 * doc/install.texi: Document cr16 install.
6282 * doc/invoke.texi: Document cr16 options.
6283 * doc/md.texi: Document cr16 constraints.
6285 * common/config/cr16/cr16-common.c: New file.
6286 * config/cr16/cr16.c: New file.
6287 * config/cr16/cr16.h: New file.
6288 * config/cr16/cr16.md: New file.
6289 * config/cr16/cr16.opt: New file.
6290 * config/cr16/cr16-protos.h: New file.
6291 * config/cr16/predicates.md: New file.
6292 * config/cr16/constraints.md: New file.
6293 * config/cr16/t-cr16: New file.
6295 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6298 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6299 that operands[2] is either immediate, or q_regs_operand.
6301 PR tree-optimization/52073
6302 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6303 a pattern stmt for pattern uses, ignore uses outside of the loop.
6305 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6307 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6308 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6309 (OUT_AS1, OUT_AS2): Remove.
6311 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6313 PR rtl-optimization/51374
6314 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6315 to cross other volatile_refs_p insns.
6317 2012-02-01 Richard Guenther <rguenther@suse.de>
6319 * doc/invoke.texi (fno-inline): Clarify documentation.
6320 (finline-small-functions): Likewise.
6321 (finline-functions): Likewise.
6322 * common.opt (finline): Adjust comment and documentation.
6323 (finline-small-functions): Clarify documentation.
6324 (finline-functions): Likewise.
6325 (finline-functions-called-once): Likewise.
6327 2012-02-01 Tristan Gingold <gingold@adacore.com>
6329 * c-typeck.c (composite_type): Keep mode for pointers.
6331 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6333 * function.h (regno_reg_rtx): Adjust comment.
6334 * reginfo.c (init_reg_modes_target): Only use the previous mode
6335 if it fits within one register. Remove MIPS comment.
6337 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6340 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6342 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6344 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6345 to srak instruction.
6347 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6349 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6351 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6356 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6358 2012-01-31 Richard Guenther <rguenther@suse.de>
6360 PR tree-optimization/51528
6361 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6364 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6369 * ree.c (add_removable_extension): Change def_map argument
6370 to unsigned *, store in def_map 1 + offset into *insn_list vector
6371 instead of pointers into the vector.
6372 (find_removable_extensions): Adjust caller.
6374 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6376 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6377 Transform all "* quoted-c-code" to { c-code }.
6378 Remove redundant test for "optimize" in combine patterns.
6379 Move (include "avr-dimode.md") to end of file.
6381 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6384 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6385 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6387 2012-01-30 Richard Guenther <rguenther@suse.de>
6389 PR tree-optimization/52028
6390 * tree-loop-distribution.c (ldist_gen): Properly update
6393 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6396 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6397 set_cur_line_info_table if not emitting debug info.
6399 PR tree-optimization/52046
6400 * tree-vect-patterns.c (check_bool_pattern): Give up if
6401 a comparison could throw.
6404 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6406 2012-01-30 Richard Guenther <rguenther@suse.de>
6408 PR tree-optimization/52045
6409 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6410 SSA form if cfgcleanup did anything.
6412 2012-01-30 Richard Guenther <rguenther@suse.de>
6414 PR tree-optimization/52045
6415 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6416 before computing final todo.
6418 2012-01-30 Richard Guenther <rguenther@suse.de>
6420 PR tree-optimization/51528
6421 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6424 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6426 * df-problems.c (df_kill_notes): Check that the use refers
6427 to the note under examination.
6429 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6432 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6433 parameter and use short-lived pseudos.
6434 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6435 (sparc_expand_vector_init): Const-ify local variables and adjust
6436 calls to above functions.
6438 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6440 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6442 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6444 * doc/invoke.texi: Make usage of "compile time" and
6445 "run time"/"runtime" consistent throughout the file.
6447 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6449 * config/alpha/alpha.c (alpha_option_override): Default to
6450 full IEEE compliance mode for Go language.
6452 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6454 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6455 (LINK_SSP_SPEC): Define.
6457 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6460 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6463 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6465 * doc/invoke.texi: Correct hyphenation of "floating point",
6466 "double precision", and related terminology throughout the file.
6468 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6471 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6472 arm_general_register_operand predicate for operand 2 instead of
6475 2012-01-27 Ian Lance Taylor <iant@google.com>
6478 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6479 * builtins.c (expand_builtin_init_trampoline): Add onstack
6480 parameter. Change caller.
6481 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6482 * tree.c (build_common_builtin_nodes): Declare
6483 __builtin_init_heap_trampoline.
6485 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6487 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6488 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6489 * config/avr/avr.c: Ditto.
6490 (avr_regnames): Remove because unused.
6491 * config/avr/avr.md (*cpse.ne): New peephole.
6492 (*cpse.eq): New peephole from former cpse peepholes.
6494 2012-01-27 Michael Eager <eager@eagercon.com>
6496 * config/microblaze.c (microblaze_emit_compare): Correct
6497 test after pcmp instruction.
6499 2012-01-27 Richard Guenther <rguenther@suse.de>
6501 PR tree-optimization/52020
6502 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6504 2012-01-27 Richard Guenther <rguenther@suse.de>
6506 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6507 function non-const/pure.
6509 2012-01-27 Richard Guenther <rguenther@suse.de>
6511 PR tree-optimization/50444
6512 * tree-sra.c (build_ref_for_offset): Properly adjust the
6513 MEM_REF type for unaligned accesses.
6515 2012-01-27 Richard Guenther <rguenther@suse.de>
6517 PR tree-optimization/50444
6518 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6519 (expand_assignment): Use it. Properly handle misaligned
6520 bases when expanding stores to component references.
6521 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6524 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6527 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6528 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6529 * tree-data-ref.c (find_data_references_in_loop): Make static.
6530 (compute_all_dependences): Change return type to bool. Bail out
6531 for too many datarefs in a loop. Move the hunk resetting the data
6532 dependences vector from ...
6533 (compute_data_dependences_for_loop): ... here. Account for
6534 compute_all_dependences returning false.
6535 (compute_data_dependences_for_bb): Likewise.
6536 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6537 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6539 2012-01-27 Richard Guenther <rguenther@suse.de>
6542 * expr.c (store_field): Use the alias-set of the scratch memory
6545 2012-01-27 Tom de Vries <tom@codesourcery.com>
6547 PR tree-optimization/51990
6548 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6550 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6552 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6555 * var-tracking.c (reverse_op): Don't add any reverse operation
6556 if V already has any constant locations.
6558 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6560 * doc/invoke.texi: Correct usage of "command line" (noun)
6561 vs "command-line" (adjective) throughout.
6563 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6565 * doc/invoke.texi (Language Independent Options): Move
6566 -Wcoverage-mismatch blurb from here....
6567 (Warning Options): ...to here.
6569 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6571 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6572 Set rs6000_always_hint to false for 476.
6574 2012-01-27 Matthias Klose <doko@ubuntu.com>
6576 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6578 * incpath.c (add_standard_paths): Likewise.
6580 2012-01-27 Richard Henderson <rth@redhat.com>
6582 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6583 * config/m68k/sync.md (atomic_test_and_set): Rename from
6584 sync_test_and_setqi and adjust the operands.
6585 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6586 and unconditionally enable.
6588 2012-01-27 Richard Henderson <rth@redhat.com>
6590 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6591 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6592 (ldstub): Rename from ldstubqi.
6593 (ldstub<I24MODE>): Remove.
6595 2012-01-27 Richard Henderson <rth@redhat.com>
6597 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6598 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6599 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6600 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6601 * doc/tm.texi: Rebuild.
6603 2012-01-27 Richard Henderson <rth@redhat.com>
6605 * optabs.c (gen_atomic_test_and_set): Remove default.
6606 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6608 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6610 PR rtl-optimization/51978
6611 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6612 (combine_reaching_defs): Likewise.
6613 (struct re_info): Remove.
6614 (add_removable_extension): Remove x and data arguments,
6615 add insn, insn_list and def_map. Use the arguments directly
6616 instead of using struct re_info.
6617 (find_removable_extensions): Don't call add_removable_extension
6618 through note_stores, instead just call it with single_set
6620 (find_and_remove_re): Pass curr_cand->expr instead of
6621 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6623 2012-01-26 Michael Matz <matz@suse.de>
6625 PR tree-optimization/46590
6626 * cfgexpand.c: Revert last change (r183305).
6627 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6629 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6630 checking for emptiness.
6632 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6635 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6636 non-addressable non-BLKmode base correctly.
6638 2012-01-26 Michael Matz <matz@suse.de>
6640 PR tree-optimization/48794
6641 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6642 regions referenced from RESX/EH_DISPATCH.
6644 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6646 * config/s390/s390.h: Make BRANCH_COST an option.
6647 * config/s390/s390.opt: New option -mbranch-cost.
6649 2012-01-26 Richard Henderson <rth@redhat.com>
6651 Revert 2012-01-24 change:
6652 * trans-mem.c (requires_barrier): Do not instrument thread local
6653 variables and emit save/restore for them.
6655 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6658 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6661 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6663 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6666 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6669 Rename __pgm to __flash.
6670 Rename __pgm1 to __flash1.
6671 Rename __pgm2 to __flash2.
6672 Rename __pgm3 to __flash3.
6673 Rename __pgm4 to __flash4.
6674 Rename __pgm5 to __flash5.
6675 Rename __pgmx to __memx.
6676 * doc/extend.texi (AVR Named Address Spaces)
6677 Rename address space names as indicated above.
6678 * config/avr/avr.c (avr_addrspace): Ditto.
6680 * config/avr/avr-protos.h
6681 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6682 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6683 * config/avr/predicates.md: Ditto.
6684 * config/avr/avr.c Ditto, and
6685 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6686 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6688 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6689 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6690 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6691 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6692 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6693 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6694 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6695 * config/avr/avr.c: Ditto.
6696 * config/avr/avr.md: Ditto.
6698 2012-01-25 Jason Merrill <jason@redhat.com>
6701 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6703 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6705 PR tree-optimization/51987
6706 * tree-data-ref.c (get_references_in_stmt): Handle references in
6707 non-volatile GIMPLE_ASM.
6709 2012-01-25 Richard Guenther <rguenther@suse.de>
6711 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6712 bases are dereferenced.
6714 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6716 PR rtl-optimization/48374
6717 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6719 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6721 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6722 compute_data_dependences_for_loop returns false.
6723 * tree-parloops.c (loop_parallel_p): Likewise.
6725 2012-01-25 Richard Guenther <rguenther@suse.de>
6727 * tree.h (get_pointer_alignment_1): Declare.
6728 * builtins.c (get_pointer_alignment_1): New function.
6729 (get_pointer_alignment): Use it.
6731 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6733 PR rtl-optimization/48308
6734 * combine.c (enum undo_kind): Add UNDO_LINKS.
6735 (struct undo): Add member l to other_contents and where.
6736 (do_SUBST_LINK): New.
6738 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6739 (undo_all): Handle UNDO_LINKS.
6741 2012-01-25 Richard Henderson <rth@redhat.com>
6743 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6746 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6748 * optabs.c (gen_atomic_test_and_set): Use each argument.
6750 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6752 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6753 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6754 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6755 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6756 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6757 TARGET_PAIRED_SINGLE_FLOAT.
6759 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6761 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6762 (in_struct, return_val): Remove MEM documentation.
6763 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6764 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6765 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6767 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6768 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6769 * expr.c (store_field): Likewise.
6770 * function.c (assign_stack_temp_for_type): Likewise.
6771 * ifcvt.c (noce_try_cmove_arith): Likewise.
6772 * reload1.c (reload): Likewise.
6773 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6774 (alpha_set_memflags): Likewise.
6775 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6777 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6779 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6781 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6782 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6783 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6785 * cselib.c (cselib_rtx_varies_p): Delete.
6786 (cselib_invalidate_mem): Update call to canon_true_dependence.
6787 * dse.c (record_store, check_mem_read_rtx): Likewise.
6788 (scan_reads_nospill): Likewise.
6789 * cse.c (check_dependence): Likewise.
6790 (cse_rtx_varies_p): Delete.
6791 * expr.c (safe_from_p): Update call to true_dependence.
6792 * ira.c (validate_equiv_mem_from_store): Likewise.
6793 (memref_referenced_p): Likewise.
6794 * postreload-gcse.c (find_mem_conflicts): Likewise.
6795 * sched-deps.c (sched_analyze_2): Likewise.
6796 * store-motion.c (load_kills_store): Likewise.
6797 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6798 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6799 (compute_transp): Update call to canon_true_dependence.
6801 2012-01-25 Richard Henderson <rth@redhat.com>
6803 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6804 (maybe_emit_atomic_test_and_set): New.
6805 (expand_sync_lock_test_and_set): Use it.
6806 (expand_atomic_test_and_set): Likewise.
6807 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6808 the implementation; clarify implementation defined details.
6809 * doc/md.texi (atomic_test_and_set): Document.
6811 2012-01-25 Richard Henderson <rth@redhat.com>
6813 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6815 2012-01-25 Richard Henderson <rth@redhat.com>
6818 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6819 to effect no-op split.
6821 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6824 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6825 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6826 (BT_FN_VOID_PTR_INT_SIZE): New.
6827 (BT_FN_UINT_UINT_VAR): Remove.
6828 (BT_FN_UINT32_UINT32_VAR): New.
6829 (BT_FN_DOUBLE_VPTR): Remove.
6830 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6832 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6833 (_ITM_changeTransactionMode): Same.
6834 (_ITM_memmoveRtWt): Change return type to void.
6835 (_ITM_memcpyRtWt): Same.
6836 (_ITM_memsetW): Same.
6837 (_ITM_RaRD): Change types to double.
6842 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6844 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6845 Patrick Marlier <patrick.marlier@gmail.com>
6847 * trans-mem.c (requires_barrier): Do not instrument thread local
6848 variables and emit save/restore for them.
6850 2012-01-24 Jason Merrill <jason@redhat.com>
6853 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6854 output static aliases.
6856 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6859 * common.opt (-pie, -shared, pie, shared): Change from Common to
6861 * gcc.c (display_help): Display help for -pie and -shared.
6863 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6866 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6867 Remove note on size/offset limitation.
6868 (AVR Variable Attributes): Add example how to read data located
6869 with progmem. Refer to named address spaces.
6870 * doc/invoke.texi (AVR Options): Fix typo.
6872 2012-01-24 Richard Guenther <rguenther@suse.de>
6874 Forward-port to trunk
6875 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6878 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6879 op0 isn't sufficiently aligned and there is movmisalignM
6880 insn for mode, use it to load op0 into a temporary register.
6882 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6885 * target.def (const_not_ok_for_debug_p): New hook.
6886 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6888 * doc/tm.texi: Regenerated.
6889 * dwarf2out.c (const_ok_for_output_1): If
6890 targetm.const_not_ok_for_debug_p returns true, fail.
6891 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6893 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6895 2012-01-23 Kai Tietz <ktietz@redhat.com>
6898 * config/i386/predicates.md (symbolic_operand): Allow
6899 UNSPEC_PCREL as PIC expression for lea.
6900 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6901 * config/i386/i386.c (ix86_delegitimize_address): Handle
6902 UNSPEC_PCREL for none-MEM, too.
6904 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6906 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6907 (ipa_tm_create_version_alias): Same.
6909 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6912 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6913 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6915 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6916 Patrick Marlier <patrick.marlier@gmail.com>
6917 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6920 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6921 simple_object_start_read.
6923 2012-01-23 Richard Guenther <rguenther@suse.de>
6926 PR tree-optimization/51895
6927 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6928 parameter decomposition into BLKmode components.
6930 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6932 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6933 fake variables for restrict-qualified pointers whose pointed-to type
6934 contains a placeholder.
6936 2012-01-23 Richard Guenther <rguenther@suse.de>
6938 PR tree-optimization/51949
6939 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6941 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6943 PR rtl-optimization/51933
6944 * ree.c (transform_ifelse): Return true right away if dstreg is
6945 already wider or equal to cand->mode.
6946 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6947 (make_defs_and_copies_lists): Remove defs_list and copies_list
6948 arguments, add state argument, just truncate state->work_list
6949 instead of always allocating and freeing the vector. Assert that
6950 get_defs succeeds instead of returning 2. Changed return type to bool.
6951 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6952 have ext_src_mode, see if it has been modified already with the
6953 right kind of extension and has been extended before from the
6954 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6955 just return true. Remember the original mode in state->modified array.
6956 (combine_reaching_defs): Add state argument. Don't allocate and
6957 free here def_list, copied_list and vec vectors, instead just
6958 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6959 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6960 Add state variable, clear vectors in it, initialize state.modified
6961 if needed. Free all the vectors at the end and state.modified too.
6962 Don't skip a candidate if the extension expression has been modified.
6964 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6967 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6968 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6969 (extra_options) interix.opt -> i386/interix.opt"
6970 (extra_objs):Add winnt-stubs.o
6971 * configure.ac: Add interix to target_os .comm on PE check.
6972 * configure: Regenerate.
6973 * config/interix3.h: Delete and move bits to..
6974 * config/interix.h: Delete and move bits to..
6975 * config/i386/i386-interix3.h: Delete and move bits to..
6976 * config/i386/i386-interix.h: ..here.
6977 (TARGET_CPU_DEFAULT): Remove redefinition.
6978 (TARGET_ASM_CONSTRUCTOR): Undefine.
6979 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6980 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6981 (PTRDIFF_TYPE): Define.
6982 (LONG_DOUBLE_TYPE_SIZE): Define.
6983 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6984 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6985 (TARGET_SECTION_TYPE_FLAGS): Define.
6986 (ASM_DECLARE_FUNCTION_NAME): Define.
6987 (ASM_OUTPUT_EXTERNAL): Define.
6988 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6989 (ASM_OUTPUT_ALIGNED_BSS): Define.
6990 (PCC_BITFIELD_TYPE_MATTERS): Define.
6991 (USE_CONST_SECTION): Define.
6992 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6993 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6994 (SUPPORTS_ONE_ONLY): Remove.
6995 (I386_PE_STRIP_ENCODING): Define.
6996 * config/interix.opt: Delete and move bits to..
6997 * config/i386/interix.opt: ..here. New.
6998 (mpe-aligned-commons): Add.
6999 * config/i386/t-interix: Add copyright header.
7000 (winnt-stubs.o): Add rule.
7002 2012-01-22 Jason Merrill <jason@redhat.com>
7005 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7006 for extra name aliases.
7008 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7010 PR rtl-optimization/51924
7011 * ree.c (combine_set_extension): Improve debugging message.
7012 (combine_reaching_defs): Likewise.
7013 (get_defs): Rename confusingly named variable.
7014 (find_and_remove_re): Skip a candidate if the extension expression has
7017 2012-01-21 Robert Millan <rmh@gnu.org>
7018 Gerald Pfeifer <gerald@pfeifer.com>
7020 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7021 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7023 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7025 PR tree-optimization/51914
7026 * tree-vect-stmts.c (vectorizable_conversion): For
7027 cvt_type && modifier == WIDEN, put temporary with cvt_type
7028 at the beginning of vec_dsts and set vec_dest to temporary
7031 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7033 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7035 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7037 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7038 * config/rs6000/rs6000.c: Likewise.
7040 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7043 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7044 output_move_double on a copy of operands array.
7046 2012-01-20 Cary Coutant <ccoutant@google.com>
7047 Dodji Seketeli <dodji@redhat.com>
7050 * dwarf2out.c (copy_declaration_context): Return ref to parent
7051 of declaration DIE, if necessary.
7052 (remove_child_or_replace_with_skeleton): Add new parameter; update
7053 caller. Place skeleton DIE under parent DIE of original declaration.
7054 Move call to copy_declaration_context to here ...
7055 (break_out_comdat_types): ... from here.
7057 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7059 PR rtl-optimization/51856
7060 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7063 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7066 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7067 hints for neon loads and stores.
7069 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7073 * doc/extend.texi (Named Address Spaces): Split into subsections.
7074 (AVR Named Address Spaces): New subsection.
7075 (M32C Named Address Spaces): New subsection.
7076 (RL78 Named Address Spaces): New subsection.
7077 (SPU Named Address Spaces): New subsection.
7078 (Variable Attributes): New anchor "AVR Variable Attributes".
7079 (AVR Variable Attributes): Rewrite and avoid wording
7080 "address space" in this context.
7081 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7082 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7083 (AVR Built-in Macros): New subsubsection therein.
7084 * doc/md.texi (AVR constraints): Remove "C04", "R".
7086 2012-01-20 Richard Guenther <rguenther@suse.de>
7088 PR tree-optimization/51903
7089 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7090 when removing stmts.
7092 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7095 * config/arm/arm.c (arm_load_pic_register): Use
7096 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7097 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7098 (arm_pic_static_addr): Likewise.
7099 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7100 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7101 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7102 (pic_load_addr_unified): New.
7104 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7107 * function.c (instantiate_virtual_regs_in_insn): Use
7108 delete_insn_and_edges when removing a wrong asm insn.
7110 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7112 PR rtl-optimization/40761
7113 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7114 Add new member loop_num.
7115 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7116 (ira_build): Remove the parameter.
7118 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7119 (ira.c): Do not build CFG loops for one region allocation. Remove
7120 argument from ira_build call.
7122 * ira-build.c (init_loop_tree_node): New function.
7123 (create_loop_tree_nodes): Use it. Separate the case when CFG
7124 loops are not built.
7125 (more_one_region_p): Check current_loops.
7126 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7128 (add_loop_to_tree): Process loop equal to NULL too.
7129 (form_loop_tree): Separate the case when CFG loops are not built.
7130 Use explicitly number for the root.
7131 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7133 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7134 instead of loop->num.
7135 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7136 (mark_all_loops_for_removal): Ditto.
7137 (remove_unnecessary_regions): Separate the case when CFG loops
7139 (ira_build): Remove the parameter. Use explicit number of regions
7140 when CFG loops are not built.
7142 * ira-color.c (print_loop_title): Separate the case for the root node.
7143 Use loop_num instead of loop->num.
7144 (move_spill_restore): Use loop_num instead of loop->num.
7146 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7147 (change_loop): Ditto.
7148 (change_loop): Use loop_num instead of loop->num.
7150 * ira-lives.c (process_bb_node_lives): Ditto.
7152 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7154 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7156 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7159 * tree-mudflap.c (mf_artificial): New function.
7160 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7161 mx_register_decls, mudflap_enqueue_decl): Use it.
7164 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7165 numbers in the insn pattern.
7167 2012-01-19 Michael Matz <matz@suse.de>
7169 PR tree-optimization/46590
7170 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7171 use it in remembering which conflicts we already created.
7172 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7175 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7178 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7179 (merge_and_complain): Same.
7181 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7184 * config/initfini-array.h: Guard content of the header
7185 with #ifdef HAVE_INITFINI_ARRAY.
7186 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7187 Add initfini-array.h to tm_file here.
7188 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7189 * config.gcc: Don't add initfini-array.h to tm_file here.
7190 * configure: Regenerated.
7192 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7194 PR rtl-optimization/51505
7195 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7196 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7197 (df_note_bb_compute): Update the call to df_kill_notes.
7199 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7201 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7203 2012-01-18 Richard Guenther <rguenther@suse.de>
7205 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7206 of conversions to void *.
7208 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7209 Richard Sandiford <rdsandiford@googlemail.com>
7213 * optabs.h (simplify_expand_binop): Declare.
7214 * optabs.c (simplify_expand_binop): Make global.
7215 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7216 endian targets if the source cannot be exactly covered by word
7219 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7222 * hard-reg-set.h (struct hard_reg_set_container): New type.
7223 * target.h (struct hard_reg_set_container): Forward declare.
7224 * target.def (set_up_by_prologue): New target hook.
7225 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7226 * doc/tm.texi: Regenerated.
7227 * function.c (thread_prologue_and_epilogue_insns): Change
7228 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7229 Call targetm.set_up_by_prologue on it.
7230 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7231 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7233 2012-01-17 Nick Clifton <nickc@redhat.com>
7235 * config/rx/rx.c (rx_can_use_simple_return): New function.
7236 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7237 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7239 2012-01-17 Richard Guenther <rguenther@suse.de>
7242 * expr.c (expand_assignment): Take address-space information
7243 from the address operand of MEM_REF and TARGET_MEM_REF.
7244 (expand_expr_real_1): Likewise.
7246 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7248 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7249 reload dump is requested.
7251 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7254 * trans-mem.c (requires_barrier): Call may_be_aliased.
7256 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7258 PR tree-optimization/51877
7259 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7260 call arguments and fndecls compare equal, instead return false if they
7261 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7262 both SSA_NAMEs that are valueized the same, or they satisfy
7265 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7267 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7269 * configure: Regenerate.
7271 2012-01-16 Jan Hubicka <jh@suse.cz>
7275 * convert.c (convert_to_integer): Use fold_convert for
7276 converting an INTEGER_CST to integer type.
7278 2012-01-16 Jason Merrill <jason@redhat.com>
7281 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7283 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7286 * config/s390/s390.c (s390_chunkify_start): Don't skip
7287 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7288 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7289 If insn is followed by NOTE_INSN_VAR_LOCATION or
7290 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7291 Don't use location of note insns.
7293 PR tree-optimization/51865
7294 * tree-inline.c (tree_function_versioning): Call remap_decl
7295 on DECL_RESULT whenever it has VOID_TYPE_P type.
7297 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7299 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7300 for calls to locally-binding MIPS16 functions if only the return
7301 type uses float regs.
7303 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7304 Richard Sandiford <rdsandiford@googlemail.com>
7306 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7307 (SYMBOL_32_HIGH): Likewise.
7308 (mips_output_tls_reloc_directive): Declare.
7309 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7310 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7311 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7312 (mips_lo_relocs, mips_hi_relocs): Make extern.
7313 (mips16_stub_function): Move up file.
7314 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7315 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7316 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7317 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7318 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7319 (mips_get_tp): Add MIPS16 support.
7320 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7321 Generalize DTPREL and TPREL handling.
7322 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7323 Add MIPS16 TLS support.
7324 (mips_output_tls_reloc_directive): New function.
7325 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7326 * config/mips/predicates.md (symbolic_operand_with_high)
7327 (tls_reloc_operand): New predicates.
7328 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7329 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7330 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7331 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7332 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7333 (*tls_get_tp_mips16_call_<mode>): Likewise.
7335 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7337 PR rtl-optimization/51821
7338 * recog.c (peep2_find_free_register): Determine clobbered registers
7341 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7344 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7345 * config/avr/avr.c: Likewise.
7346 * config/avr/avr.h: Likewise.
7348 2012-01-13 Ian Lance Taylor <iant@google.com>
7351 * tree.h (TYPE_QUALS): Add cast to int.
7352 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7354 2012-01-13 Ian Lance Taylor <iant@google.com>
7356 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7357 comparing param_index to VEC_length result.
7359 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7361 * c-decl.c: Do not include tree-mudflap.h
7362 * tree-optimize.c: Likewise.
7363 * Makefile.in: Update dependencies.
7365 2012-01-13 Richard Guenther <rguenther@suse.de>
7368 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7369 variable-sized result always use RSO.
7371 2012-01-12 DJ Delorie <dj@redhat.com>
7373 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7374 pointer type, not just the default pointer type.
7376 2012-01-09 Richard Henderson <rth@redhat.com>
7377 Denis Chertykov <chertykov@gmail.com>
7380 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7381 * config/avr/avr.c (avr_can_eliminate): Simplify.
7382 (avr_initial_elimination_offset): Likewise.
7383 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7384 (expand_epilogue): Likewise.
7385 (avr_legitimize_address): Gut.
7386 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7387 (avr_hard_regno_nregs): New.
7388 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7389 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7390 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7391 add soft frame pointer.
7392 (CALL_USED_REGISTERS): Likewise.
7393 (REG_CLASS_CONTENTS): Likewise.
7394 (REGISTER_NAMES): Likewise.
7395 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7396 (HARD_FRAME_POINTER_REGNUM): New.
7397 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7398 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7399 remove the HARD_FRAME_POINTER self-elimination.
7401 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7404 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7405 DECL_EXTERNAL when checking for initializers of progmem variables.
7407 2012-01-12 Ira Rosen <irar@il.ibm.com>
7409 PR tree-optimization/51799
7410 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7411 that the last operation is a type demotion.
7413 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7415 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7416 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7418 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7421 * combine.c (distribute_notes): If i3 is a noreturn call,
7422 allow old_size to be equal to args_size and make sure the
7423 noreturn call gets REG_ARGS_SIZE note.
7424 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7425 on noreturn calls even when the delta is 0.
7427 2012-01-11 Nathan Sidwell <nathan@acm.org>
7429 * gcov.c (STRING_SIZE): Remove.
7430 (generate_results): Erase annotations for source files with no
7431 coverage information.
7433 (output_lines): Use it.
7435 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7437 * gimple.h (gimplify_body): Remove first argument.
7438 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7439 pointer set here, instead just pass DATA to walk_tree.
7440 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7441 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7442 (unvisit_body): Likewise, but with unmark_visited.
7443 (gimplify_body): Remove BODY_P argument and adjust.
7444 (gimplify_function_tree): Adjust call to gimplify_body.
7445 * omp-low.c (finalize_task_copyfn): Likewise.
7447 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7449 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7450 (build_function_type_skip_args): Delete.
7451 * tree.c (build_function_type_skip_args): Make static and add
7452 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7453 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7454 pass it to build_function_type_skip_args.
7455 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7456 (tree_function_versioning): Likewise.
7457 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7458 build_function_decl_skip_args.
7459 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7460 and pass it to build_function_decl_skip_args/tree_function_versioning.
7461 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7462 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7463 * trans-mem.c (ipa_tm_create_version): Likewise.
7464 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7465 * tree-inline.c (declare_return_variable): Remove always-true test.
7466 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7467 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7468 * ipa-split.c (split_function): Skip the return value for the split
7469 part if it doesn't return.
7471 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7473 PR tree-optimization/49642
7474 * ipa-split.c (forbidden_dominators): New variable.
7475 (check_forbidden_calls): New function.
7476 (dominated_by_forbidden): Likewise.
7477 (consider_split): Check for forbidden dominators.
7478 (execute_split_functions): Initialize and free forbidden
7479 dominators info; call check_forbidden_calls.
7481 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7483 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7485 2012-01-11 Nick Clifton <nickc@redhat.com>
7487 * config/rx/rx.md (return): Define pattern.
7489 2012-01-11 Richard Guenther <rguenther@suse.de>
7491 * doc/extend.texi (malloc attribute): Adjust according to
7494 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7495 Patrick Marlier <patrick.marlier@gmail.com>
7498 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7499 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7500 (ipa_tm_note_irrevocable): Same.
7501 (ipa_tm_scan_irr_block): Same.
7502 (ipa_tm_decrement_clone_counts): Same.
7503 (ipa_tm_scan_irr_function): Same.
7504 (ipa_tm_create_version_alias): Same.
7505 (ipa_tm_create_version): Same.
7506 (ipa_tm_transform_calls_redirect): Same.
7507 (ipa_tm_transform_calls): Same.
7508 (ipa_tm_transform_transaction): Same.
7509 (ipa_tm_execute): Same.
7511 2012-01-10 Richard Guenther <rguenther@suse.de>
7514 * opts.c (common_handle_option): Handle -Werror.
7516 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7518 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7521 2012-01-10 Jason Merrill <jason@redhat.com>
7523 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7526 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7528 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7529 supports R_386_TLS_GD_PLT reloc.
7530 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7531 supports R_386_TLS_LDM_PLT reloc.
7532 * configure: Regenerate.
7533 * config.in: Regenerate.
7535 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7538 Extend __pgmx semantics to linearize memory.
7539 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7540 determine if code comes inline or from libgcc.
7541 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7542 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7543 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7544 (movmemx_qi, movmemx_hi): New insns.
7545 (xload_<mode>_libgcc): Rewrite to new insn condition.
7546 (xload_<mode>): Remove insns.
7547 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7548 cases that don't satisfy avr_xload_libgcc_p().
7549 (avr_addr_space_convert): Allow converting in any direction.
7550 (avr_addr_space_subset_p): Return always true.
7551 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7552 (avr_emit_movmemhi): Ditto.
7553 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7554 (avr_out_movmem): Ditto.
7555 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7556 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7557 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7558 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7559 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7561 2012-01-10 Richard Guenther <rguenther@suse.de>
7563 PR tree-optimization/50913
7564 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7565 Require data-refs to be representable by Graphite with respect
7568 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7570 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7571 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7573 2012-01-10 Tom de Vries <tom@codesourcery.com>
7575 PR rtl-optimization/51271
7576 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7577 handling annulled branch.
7579 2012-01-10 Richard Henderson <rth@redhat.com>
7581 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7582 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7583 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7584 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7585 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7586 arm_expand_vec_perm_const): New.
7587 * config/arm/arm-protos.h: Update.
7588 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7589 (*neon_vswp<VDQX>): New.
7590 (neon_vcombine<VDX>): Use neon_split_vcombine.
7591 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7592 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7593 (vec_perm<VE>): New.
7595 2012-01-10 Richard Henderson <rth@redhat.com>
7597 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7598 use it if reload_completed.
7599 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7600 arm_output_asm_insn, arm_process_output_memory_barrier,
7601 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7602 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7603 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7604 arm_process_output_sync_insn, arm_output_sync_insn,
7605 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7606 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7607 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7608 (emit_unlikely_jump): New.
7609 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7610 (arm_split_atomic_op): New.
7611 * config/arm/arm-protos.h: Update.
7612 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7613 (struct arm_sync_generator): Remove.
7614 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7615 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7616 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7617 (VUNSPEC_LL, VUNSPEC_SC): New.
7618 (sync_result, sync_memory, sync_required_value, sync_new_value,
7619 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7620 (attr length): Don't use arm_sync_loop_insns.
7621 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7622 (movsfcc, movdfcc): Likewise.
7623 * config/arm/constraints.md (Ua): New.
7624 * config/arm/prediates.md (mem_noofs_operand): New.
7625 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7626 (sync_clobber, sync_t2_reqd): Remove.
7627 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7628 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7629 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7630 (arm_sync_compare_and_swap<SIDI>): Remove.
7631 (arm_sync_compare_and_swap<NARROW>): Remove.
7632 (arm_sync_lock_test_and_set<SIDI>): Remove.
7633 (arm_sync_lock_test_and_set<NARROW>): Remove.
7634 (arm_sync_new_<syncop><SIDI>): Remove.
7635 (arm_sync_new_<syncop><NARROW>): Remove.
7636 (arm_sync_new_nand<SIDI>): Remove.
7637 (arm_sync_new_nand<NARROW>): Remove.
7638 (arm_sync_old_<syncop><SIDI>): Remove.
7639 (arm_sync_old_<syncop><NARROW>): Remove.
7640 (arm_sync_old_nand<SIDI>): Remove.
7641 (arm_sync_old_nand<NARROW>): Remove.
7642 (*memory_barrier): Merge arm_output_memory_barrier.
7643 (atomic_compare_and_swap<QHSD>): New.
7644 (atomic_compare_and_swap<NARROW>_1): New.
7645 (atomic_compare_and_swap<SIDI>_1): New.
7646 (atomic_exchange<QHSD>): New.
7647 (cas_cmp_operand, cas_cmp_str): New.
7648 (atomic_op_operand, atomic_op_str): New.
7649 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7650 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7651 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7652 (arm_load_exclusive<NARROW>): New.
7653 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7654 (arm_store_exclusive<QHSD>): New.
7656 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7658 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7659 reload patterns if -mvsx-scalar-memory.
7661 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7662 generated, even -mno-vsx-scalar-double was used.
7663 (vsx_xscvdpsp_scalar): Likewise.
7664 (vsx_xscvspdp_scalar2): Likewise.
7666 2012-01-09 Tom de Vries <tom@codesourcery.com>
7667 Andrew Pinski <apinski@cavium.com>
7670 * reorg.c (fill_slots_from_thread): Don't speculate
7671 frame-related insns.
7673 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7675 * sched-int.h (bb_note): Move to...
7676 * basic-block.h: ...here.
7677 * haifa-sched.c (bb_note): Move to...
7678 * cfgrtl.c: ...here.
7679 * function.c (next_block_for_reg): New function.
7680 (move_insn_for_shrink_wrap): Likewise.
7681 (prepare_shrink_wrap): Rewrite to use the above.
7683 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7685 * gimple.c (is_gimple_non_addressable): Remove.
7686 * gimple.h: Remove is_gimple_non_addressable.
7687 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7688 is_gimple_non_addressable.
7689 * trans-mem.c (expand_assign_tm): Same.
7691 2012-01-09 Richard Guenther <rguenther@suse.de>
7693 PR tree-optimization/51775
7694 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7695 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7697 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7699 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7701 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7703 2012-01-09 Richard Guenther <rguenther@suse.de>
7705 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7707 2012-01-08 Jan Hubicka <jh@suse.cz>
7709 PR tree-optimize/51680
7710 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7711 on when known_vals needs to be computed; cleanup.
7713 2012-01-08 Jan Hubicka <jh@suse.cz>
7715 PR tree-optimize/51694
7716 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7718 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7720 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7721 for -std=c++98 and -std=c++11 too.
7723 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7725 * cfgloop.c (cancel_loop): Add free() of bbs array.
7727 2012-01-07 Jan Hubicka <jh@suse.cz>
7729 PR tree-optimization/51600
7730 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7731 that benefits small functions.
7733 2012-01-07 Jan Hubicka <jh@suse.cz>
7735 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7737 2012-01-07 Jan Hubicka <jh@suse.cz>
7739 PR tree-optimization/51680
7740 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7741 whose inlining reduce unit size.
7743 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7746 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7747 Add canonical node to containing_mem chain after the non-canonical
7748 one, even if there weren't any locs to propagate.
7749 (remove_useless_values): Keep only canonical values.
7750 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7751 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7752 canonicalize mem_chain elements that are not discarded.
7754 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7757 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7758 before emitting functions.
7760 PR gcov-profile/50127
7761 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7762 clear_aux_for_blocks.
7764 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7767 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7769 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7771 * c-decl.c (ext_block): Moved up.
7772 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7774 2012-01-06 Han Shen <shenhan@google.com>
7776 Translate built-in include paths for sysroot.
7777 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7778 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7780 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7781 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7783 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7784 control whether sysroot should be prepended to gxx include dir.
7786 * configure: Regenerate.
7788 2012-01-06 Torvald Riegel <triegel@redhat.com>
7790 PR rtl-optimization/51771
7791 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7792 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7794 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7796 PR tree-optimization/51315
7797 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7798 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7800 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7803 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7804 for shrp pattern. Correctly handle and fixup shift variable.
7805 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7807 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7810 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7811 note when !ACCUMULATE_OUTGOING_ARGS.
7813 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7815 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7817 (extract_range_from_unary_expr_1): Avoid useless computations.
7819 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7821 PR rtl-optimization/51767
7822 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7823 of jump_block and add an extra edge for degenerated asm gotos.
7826 * stmt.c (check_unique_operand_names): Don't ICE during error
7827 reporting if i is from labels chain.
7830 * profile.c (branch_prob): Split bbs that have exit edge
7831 and need a fake entry edge too.
7833 2012-01-05 Jan Hubicka <jh@suse.cz>
7836 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7839 2012-01-05 Richard Guenther <rguenther@suse.de>
7842 * tree-streamer-out.c (write_ts_optimization): New function.
7843 (streamer_write_tree_body): Call it.
7844 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7845 (streamer_read_tree_body): Call it.
7846 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7848 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7851 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7852 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7853 in_cleanup_point_expr before gimplify_stmt call and restore it
7855 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7856 in_cleanup_point_expr is false.
7858 2012-01-05 Richard Guenther <rguenther@suse.de>
7861 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7863 * toplev.c (process_options): Reject combining mudflap and LTO.
7864 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7866 2012-01-05 Richard Guenther <rguenther@suse.de>
7868 PR tree-optimization/51760
7869 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7871 (bit_value_unop): Handle UNDEFINED operands.
7872 (bit_value_binop): Likewise.
7874 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7876 * config/avr/avr.c (avr_replace_prefix): Remove.
7877 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7878 (avr_asm_function_rodata_section): Ditto.
7879 (avr_asm_select_section): Ditto.
7881 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7883 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7886 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7889 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7890 calls that have any non-fake successor edges.
7893 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7895 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7897 PR tree-optimization/51624
7898 * tree-sra.c (build_ref_for_model): When replicating a chain of
7899 COMPONENT_REFs, stop as soon as the offset would become negative.
7901 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7904 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7905 in .debug_loc on the floor.
7907 2012-01-04 Andrew Pinski <apinski@cavium.com>
7909 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7911 2012-01-04 Andrew Pinski <apinski@cavium.com>
7912 Adam Nemet <anemet@caviumnetworks.com>
7914 * config/mips/mips.md (size): Add SI and DI.
7915 (SIZE): New mode attribute.
7916 (U): New code attribute.
7917 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7918 (mips_lbux_<mode>): Delete.
7919 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7920 (mips_lhx): Use gen_mips_lhx_extsi.
7921 (mips_lhx_<mode>): Delete.
7923 (mips_l<size>x): New expand.
7924 (mips_lwx_<mode>): Delete.
7925 (mips_l<GPR:size>x_<P:mode>): New pattern.
7926 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7927 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7928 * config/mips/mips.c (mips_lx_address_p): New function.
7929 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7930 (dsp64): New availability predicate.
7931 (mips_builtins): Add an entry for __builtin_mips_ldx.
7932 * config/mips/mips.h (ISA_HAS_LBX): New define.
7933 (ISA_HAS_LBUX): Likewise.
7934 (ISA_HAS_LHX): Likewise.
7935 (ISA_HAS_LHUX): Likewise.
7936 (ISA_HAS_LWX): Likewise.
7937 (ISA_HAS_LWUX): Likewise.
7938 (ISA_HAS_LDX): Likewise.
7939 * doc/extend.texi (__builtin_mips_ldx): Document.
7941 2012-01-04 Tristan Gingold <gingold@adacore.com>
7943 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7944 when long pointers are used.
7945 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7946 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7947 (ia64-hp-*vms*): Remove.
7948 * config/vms/xm-vms64.h: Delete.
7950 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7953 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7955 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7957 * opts.c (finish_options): Remove duplicate sorry.
7959 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7962 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7965 2012-01-04 Richard Guenther <rguenther@suse.de>
7968 * tree.c (size_low_cst): New function.
7969 * tree.h (size_low_cst): Declare.
7970 * fold-const.c (fold_comparison): Use it to extract the low
7971 part of the POINTER_PLUS_EXPR offset.
7973 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7975 Fix clearing ZERO_REG
7976 * config/avr/avr.md (cc): Add alternative "ldi".
7977 (movqi_insn): Use it in cc attribute.
7978 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7979 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7980 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7982 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7984 * configure: Regenerate.
7986 2012-01-04 Richard Guenther <rguenther@suse.de>
7988 PR tree-optimization/49651
7989 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7990 (var_can_have_subvars): Use it.
7991 (get_constraint_for_1): Only consider subfields if there can be any.
7993 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7996 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7997 to its new canonical_cselib_val and the cselib_val was in
7998 first_containing_mem chain, but the canonical_cselib_val was not,
7999 add the latter into the chain.
8000 (cselib_invalidate_mem): Compare canonical_cselib_val of
8001 addr_list chain elt with v.
8004 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8005 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8007 (output_macinfo_op): Don't ggc_strdup fd->filename.
8008 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8009 then ggc_strdup it. Don't free inc->info or cur->info.
8010 (output_macinfo): Don't free ref->info or file->info.
8012 2012-01-03 Ira Rosen <irar@il.ibm.com>
8014 PR tree-optimization/51269
8015 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8016 first_niters a pointer.
8017 (slpeel_tree_peel_loop_to_edge): Likewise.
8018 (vect_do_peeling_for_loop_bound): Update call to
8019 slpeel_tree_peel_loop_to_edge.
8020 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8021 here. Remove it from the parameters list.
8022 (vect_do_peeling_for_alignment): Update calls and compute
8025 2012-01-03 Richard Guenther <rguenther@suse.de>
8027 PR tree-optimization/51070
8028 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8029 Properly handle calls.
8031 2012-01-03 Richard Guenther <rguenther@suse.de>
8033 PR tree-optimization/51692
8034 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8035 the LHS of allocation stmts.
8037 2012-01-03 Olivier Hainque <hainque@adacore.com>
8039 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8041 2012-01-03 Olivier Hainque <hainque@adacore.com>
8043 * collect2.c (main): In AIX specific computations for vector
8044 insertions, use CONST_CAST2 to cast from char ** to const char **.
8046 2012-01-03 Richard Guenther <rguenther@suse.de>
8049 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8050 the context of a limbo DIE when it does not already exist.
8052 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8054 PR tree-optimization/51719
8055 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8056 but direct call is, clear direct call's lhs and don't add fallthrough
8057 edge from dcall_bb to join_bb and PHIs.
8059 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8061 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8062 the instructions emitted by the pattern.
8063 ("*TDC_insn_<mode>"): Add comment.
8065 2012-01-03 Richard Guenther <rguenther@suse.de>
8068 * fold-const.c (fold_comparison): Properly canonicalize
8069 tree offset and HOST_WIDE_INT bit position.
8071 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8073 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8074 operands for extzv pattern.
8076 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8079 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8082 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8084 * doc/invoke.texi (-flto and related options): Copy-edit.
8086 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8088 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8090 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8092 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8095 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8097 * expr.h (move_by_pieces_ninsns): Declare.
8098 * expr.c (move_by_pieces_ninsns): Make external.
8099 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8100 (mips_store_by_pieces_p): Likewise.
8101 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8102 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8103 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8104 (mips_store_by_pieces_p): Likewise.
8106 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8108 * passes.c (register_one_dump_file): Free full_name.
8110 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8111 (calculate_elim_costs_all_insns): Free offsets_at and
8112 offsets_known_at at the end and clear the pointers.
8114 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8116 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8117 this option introduced in r180739.
8119 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8122 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8123 (tmake_file target=avr): Add avr/t-multilib.
8125 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8126 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8127 * config/avr/genmultilib.awk: New file.
8128 * config/avr/t-multilib: New auto-generated file.
8129 * config/avr/multilib.h: New auto-generated file.
8130 * config/avr/t-avr (AVR_MCUS): New variable.
8131 (genopt.sh): Use it.
8132 (s-mlib): Depend on t-multilib.
8133 (t-multilib, multilib.h): New dependencies.
8134 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8135 (MULTILIB_OPTIONS): Remove.
8136 (MULTILIB_MATCHES): Remove.
8137 (MULTILIB_DIRNAMES): Remove.
8138 (MULTILIB_EXCEPTIONS): Remove:
8139 * config/avr/genopt.sh: Don't use hard coded file name;
8140 pass AVR_MCUS from t-avr instead.
8142 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8144 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8146 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8148 Implement light-weight DImode support.
8149 * config/avr/avr-dimode.md: New file.
8150 * config/avr/avr.md: Include it.
8151 (adjust_len): Add plus64, compare64.
8152 (HIDI): Remove code iterator.
8153 (code_stdname): New code attribute.
8154 (rotx, rotsmode): Remove DI.
8155 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8157 * config/avr/avr-protos.h (avr_have_dimode): New.
8158 (avr_out_plus64, avr_out_compare64): New.
8159 * config/avr/avr.c (avr_out_compare): Handle DImode.
8160 (avr_have_dimode): New variable definition and initialization.
8161 (avr_out_compare64, avr_out_plus64): New functions.
8162 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8163 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8164 (avr_compare_pattern): Skip DImode comparisons.
8166 2012-01-02 Revital Eres <revital.eres@linaro.org>
8168 * ddg.c (def_has_ccmode_p): New function.
8169 (add_cross_iteration_register_deps,
8170 create_ddg_dep_from_intra_loop_link): Call it.
8172 2012-01-02 Richard Guenther <rguenther@suse.de>
8175 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8177 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8179 * gcc.c (process_command): Update copyright notice dates.
8180 * gcov.c (print_version): Likewise.
8181 * gcov-dump.c (print_version): Likewise.
8182 * mips-tfile.c (main): Likewise.
8183 * mips-tdump.c (main): Likewise.
8185 2012-01-01 Ira Rosen <irar@il.ibm.com>
8187 PR tree-optimization/51704
8188 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8189 a use is inside the basic block or loop before accessing its vect info.
8191 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8193 PR rtl-optimization/51069
8194 * cfgloopmanip.c (remove_path): Removing path making irreducible
8195 region unconditional makes BB part of the region.
8197 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8199 PR tree-optimization/51683
8200 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8201 calls with side-effects.
8202 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8204 Copyright (C) 2012 Free Software Foundation, Inc.
8206 Copying and distribution of this file, with or without modification,
8207 are permitted in any medium without royalty provided the copyright
8208 notice and this notice are preserved.