1 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
4 2013-10-22 Uros Bizjak <ubizjak@gmail.com>
7 * config/i386/i386.c (put_condition_code) <case GTU, case LEU>:
8 Remove CCCmode handling.
9 <case LTU>: Return 'c' suffix for CCCmode.
10 <case GEU>: Return 'nc' suffix for CCCmode.
11 (ix86_cc_mode) <case GTU, case LEU>: Do not generate overflow checks.
12 * config/i386/i386.md (*sub<mode>3_cconly_overflow): Remove.
13 (*sub<mode>3_cc_overflow): Ditto.
14 (*subsi3_zext_cc_overflow): Ditto.
16 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
18 Backport from mainline
19 2013-10-19 Uros Bizjak <ubizjak@gmail.com>
22 * config/i386/i386.c (ix86_function_value_regno): Add DX_REG,
23 ST1_REG and XMM1_REG for 32bit and 64bit targets. Also add DI_REG
24 and SI_REG for 64bit SYSV ABI targets.
26 2013-10-25 Richard Henderson <rth@twiddle.net>
29 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
30 instead of create_convert_operand_to.
31 (maybe_emit_sync_lock_test_and_set): Likewise.
32 (expand_atomic_compare_and_swap): Likewise.
33 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
35 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
37 PR rtl-optimization/58831
38 * alias.c (init_alias_analysis): At the beginning of each iteration,
39 set the reg_seen[N] flag if static_reg_base_value[N] is non-null.
41 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
43 * recog.c (search_ofs): New static variable moved from...
44 (peep2_find_free_register): ...here.
45 (peephole2_optimize): Initialize it.
47 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
49 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
51 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
53 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
54 assignment statements.
56 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
58 * config/pa/pa.md: In "scc" insn patterns, change output template to
59 handle const0_rtx in reg_or_0_operand operands.
61 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
62 Paolo Carlini <paolo.carlini@oracle.com>
65 * doc/implement-cxx.texi: Fix references to the C++ standards.
67 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
70 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
73 2013-09-12 Terry Guo <terry.guo@arm.com>
75 Backport from mainline
76 2012-09-17 Richard Guenther <rguenther@suse.de>
79 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
80 FIXED_VALUE_TYPE instead of struct fixed_value.
82 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
85 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
86 support conditional execution.
87 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
89 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
91 Backport from mainline
92 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
94 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
95 "cmp" RTX before signed_comparison_operator check to account
98 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
100 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
102 2013-09-01 Iain Sandoe <iain@codesourcery.com>
105 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
107 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
108 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
109 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
111 * doc/tm.texi: Regenerate.
112 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
114 * config/darwin-c.c: Include target.h.
115 (darwin_objc_declare_unresolved_class_reference): New function.
116 (darwin_objc_declare_class_definition): New function.
117 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
118 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
120 2013-09-01 Iain Sandoe <iain@codesourcery.com>
122 Backport from mainline:
123 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
125 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
126 it is not needed after split.
128 2013-07-20 Iain Sandoe <iain@codesourcery.com>
131 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
132 second label for nonlocal goto receivers. Don't output pic base labels
133 unless we're producing PIC; mark that action unreachable().
134 (ix86_save_reg): If the function contains a nonlocal label, save the
136 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
137 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
138 (update_pic_label_number_if_needed): New.
139 (machopic_output_function_base_name): Adjust for nonlocal receiver
141 (machopic_should_output_picbase_label): New.
142 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
143 (nonlocal_goto_receiver): New insn and split.
145 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
147 Backport from mainline
148 2013-08-27 Christian Widmer <shadow@umbrox.de>
151 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
152 of Ivy Bridge processors.
154 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
157 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
158 suggested mode for the assignment isn't compatible with the
161 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
163 Backport from mainline
164 2013-08-12 Perez Read <netfirewall@gmail.com>
167 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
168 operand 0 for intel asm alternative.
169 (*movabs<mode>_2): Ditto for operand 1.
171 2013-08-13 Marek Polacek <polacek@redhat.com>
174 2013-0813 Marek Polacek <polacek@redhat.com>
175 Jakub Jelinek <jakub@redhat.com>
177 PR tree-optimization/57980
178 * tree-tailcall.c (process_assignment): Return false
179 when not dealing with integers or floats.
181 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
183 Backport from mainline
184 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
186 * collect2-aix.h: Define F_LOADONLY.
188 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
190 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
191 the implied StoreLoad barrier for atomic operations if before.
193 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
195 Backport from 2013-07-11 trunk r200901.
198 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
199 name seen by assembler/linker if available.
201 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
203 Backport from 2013-07-10 trunk r200872.
206 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
209 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
211 Backport from mainline
212 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
214 * config/i386/sse.md (sse_movlhps): Change alternative 3
217 2013-07-09 Joseph Myers <joseph@codesourcery.com>
219 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
220 adjust register size for TDmode and TFmode for VSX registers.
222 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
224 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
226 2013-07-08 Jakub Jelinek <jakub@redhat.com>
228 PR rtl-optimization/57829
229 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
230 mask bits outside of mode are just sign-extension from mode to HWI.
232 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
234 Backport from mainline
235 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
238 * config/i386/i386.c (construct_container): Report error if
239 long double is used with disabled x87 float returns.
241 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
243 Backport from mainline
244 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
247 * collect2.c (collect_atexit): New.
248 (collect_exit): Delete.
249 (main): Register collect_atexit with atexit.
250 (collect_wait): Change collect_exit to exit.
252 * collect2.h (collect_exit): Delete.
253 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
255 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
257 Backport from mainline
258 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
260 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
261 cmp_code to construct REG_EQUAL note.
263 Backport from mainline
264 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
266 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
267 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
269 Backport from mainline
270 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
273 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
274 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
275 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
277 2013-06-09 Jakub Jelinek <jakub@redhat.com>
280 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
281 that operands[2] doesn't overlap with operands[0].
283 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
286 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
287 for non-sse2 targets. Simplify mode attribute calculation.
289 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
291 Backport from mainline
292 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
294 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
295 cache parameters using detect_caches_amd also for CYRIX,
296 NSC and TM2 signatures.
298 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
299 Dzianis Kahanovich <mahatma@eu.by>
303 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
304 VIA/Centaur processors and determine their cache parameters
305 using detect_caches_amd.
307 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
309 * config/i386/i386.c (ix86_option_override_internal): Add
310 PTA_POPCNT to corei7 entry.
312 2013-05-14 Richard Biener <rguenther@suse.de>
314 PR gcov-profile/57269
315 Backport from mainline
316 2012-06-30 Nathan Sidwell <nathan@acm.org>
318 * coverage.c (coverage_init): Read counts file before writing
321 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
324 Backport from mainline
325 2013-01-22 Jakub Jelinek <jakub@redhat.com>
328 * config/i386/i386.md (UNSPEC_STOS): New.
329 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
330 *strsetqi_1): Add UNSPEC_STOS.
332 2013-05-10 Joey Ye <joey.ye@arm.com>
334 Backport from mainline
335 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
338 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
340 (thumb1_extendhisi2): Reduce Thumb pool range.
341 (arm_movdi): Likewise.
342 (thumb1_movdi_insn): Likewise.
343 (thumb1_movsi_insn): Likewise.
344 (pic_load_addr_unified): Likewise.
345 (pic_load_addr_32bit): Likewise.
346 (pic_load_addr_thumb1): Likewise.
347 (thumb1_movhf): Likewise.
348 (arm_movsf_soft_insn): Likewise.
349 (thumb1_movsf_soft_insn): Likewise.
350 (movdf_soft_insn): Likewise.
351 (thumb1_movdf_soft_insn): Likewise.
352 * config/arm/neon.md (*neon_mov<mode>): Likewise.
353 (*neon_mov<mode>): Likwise.
354 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
355 (*thumb2_movhi_insn): Likewise.
356 (*thumb2_extendqisi_v6): Likewise.
357 (*thumb2_zero_extendqisi_v6): Likewise.
358 (*thumb2_zero_extendqisi2_v6): Likewise.
359 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
360 (*movdi_vfp): Likewise.
361 (*movdi_vfp_cortexa8): Likewise.
362 (*thumb2_movsf_vfp): Likewise.
363 (*thumb2_movdf_vfp): Likewise.
365 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
367 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
368 Add mthumb/march=armv7-a multilib.
369 Add mthumb/march=armv7-r multilib.
370 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
372 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
375 * config/v850/t-rtems: Add more multilibs.
377 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
380 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
383 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
384 to save TFmode registers and DImode to save TImode registers for
385 caller save operations.
386 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
387 mark being partially clobbered since they only use the first
390 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
391 and TDmode only use the upper 64-bits of each VSX register.
393 2013-05-03 Marek Polacek <polacek@redhat.com>
395 Backport from mainline
396 2013-04-25 Marek Polacek <polacek@redhat.com>
398 PR tree-optimization/57066
399 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
401 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
403 Backport from mainline
404 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
407 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
409 (*zero_extendsidi2): Ditto.
411 Backport from mainline
412 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
415 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
417 2013-04-29 Christian Bruel <christian.bruel@st.com>
420 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
422 2013-04-27 Jakub Jelinek <jakub@redhat.com>
425 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
426 the immediate rotate count.
428 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
430 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
432 2013-04-19 Matthias Klose <doko@ubuntu.com>
436 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
438 Backport from mainline
439 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
440 Alexander Monakov <amonakov@ispras.ru>
443 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
444 flush pending lists also on non-jumps. Adjust comment.
447 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
449 * sched-deps.c (add_dependence_list_and_free): Simplify.
450 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
451 lists when add_dependence_list_and_free doesn't free them.
453 2013-04-19 Marek Polacek <polacek@redhat.com>
455 Backport from mainline
456 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
457 Jakub Jelinek <jakub@redhat.com>
459 PR tree-optimization/48189
460 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
461 If nitercst is 0, don't predict the exit edge.
463 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
465 Backport from mainline
466 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
467 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
469 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
472 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
474 * doc/tm.texi: Update.
475 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
476 * target.def (force_at_comp_dir): New hook.
477 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
478 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
480 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
483 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
484 (S_MODES): Set H_MODE bit.
485 (SF_MODES): Set only S_MODE and SF_MODE bits.
486 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
487 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
488 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
489 <MODE_FLOAT>: Likewise.
491 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
493 Backport from mainline:
494 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
497 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
498 nuses, make sure we have a label.
500 2013-04-11 Richard Biener <rguenther@suse.de>
502 * BASE-VER: Set to 4.7.4.
503 * DEV-PHASE: Set to prerelease.
505 2013-04-11 Release Manager
507 * GCC 4.7.3 released.
509 2013-04-10 David S. Miller <davem@davemloft.net>
511 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
514 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
518 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
520 Backport from mainline
521 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
522 Alexander Monakov <amonakov@ispras.ru>
525 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
526 flush pending lists also on non-jumps. Adjust comment.
528 2013-04-03 Richard Biener <rguenther@suse.de>
530 PR tree-optimization/56501
531 * tree-switch-conversion.c (check_process_case): Properly
532 handle !single_succ_p case.
534 2013-04-03 Jakub Jelinek <jakub@redhat.com>
536 Backported from mainline
537 2013-03-06 Jakub Jelinek <jakub@redhat.com>
539 PR tree-optimization/56539
540 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
541 instead of GSI_CONTINUE_LINKING as last argument to
542 force_gimple_operand_gsi. Adjust function comment.
544 2013-03-05 Jakub Jelinek <jakub@redhat.com>
547 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
548 (avoid_complex_debug_insns): New function.
549 (expand_debug_locations): Call it.
551 2013-04-02 Wei Mi <wmi@google.com>
553 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
554 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
555 *<rotate_insn><mode>3_mask in i386.md.
557 2013-04-02 Richard Biener <rguenther@suse.de>
560 Backport from mainline
561 2012-05-16 Richard Guenther <rguenther@suse.de>
563 * tree-inline.c (declare_return_variable): Properly handle
564 DECL_BY_REFERENCE return vars in SSA form.
566 2013-04-01 Wei Mi <wmi@google.com>
568 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
569 Truncate operand 2 using %b asm operand modifier.
570 (*<shift_insn><mode>3_mask): Ditto.
571 (*<rotate_insn><mode>3_mask): Ditto.
573 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
575 * config/i386/i386.md (*movsf_internal): Change type of
576 alternatives 3,4 to imov.
578 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
580 Backport from mainline
581 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
584 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
585 when the may_trap_p bit of the exprs being merged differs.
586 Reorder tests for speculativeness in the logical and operator.
588 Backport from mainline
589 2013-03-05 Jakub Jelinek <jakub@redhat.com>
592 * sel-sched-ir.c (free_sched_pools): Release
593 succs_info_pool.stack[succs_info_pool.max_top] vectors too
594 if succs_info_pool.max_top isn't -1.
596 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
598 Backport from mainline
599 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
602 * sel-sched.c: Include ira.h.
603 (implicit_clobber_conflict_p): New function.
604 (moveup_expr): Use it.
605 * Makefile.in (sel-sched.o): Depend on ira.h.
607 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
609 Backport from mainline
610 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
611 Alexander Monakov <amonakov@ispras.ru>
614 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
615 flush pending lists also on non-jumps. Adjust comment.
617 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
619 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
620 * doc/extend.texi (Named Address Spaces): Ditto.
621 (Variable Attributes): Ditto.
623 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
625 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
626 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
629 2013-03-27 Walter Lee <walt@tilera.com>
631 Backport from mainline:
632 2013-03-27 Walter Lee <walt@tilera.com>
634 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
635 double-decrement of next_scratch_regno.
637 2013-03-27 Walter Lee <walt@tilera.com>
639 Backport from mainline:
640 2013-03-27 Walter Lee <walt@tilera.com>
642 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
644 (insn_v1mulus): Ditto.
645 (insn_v2muls): Ditto.
647 2013-03-27 Walter Lee <walt@tilera.com>
649 Backport from mainline:
650 2013-03-27 Walter Lee <walt@tilera.com>
652 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
654 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
656 2013-03-27 Walter Lee <walt@tilera.com>
658 Backport from mainline:
659 2013-03-27 Walter Lee <walt@tilera.com>
661 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
663 (*sibcall_value): Ditto.
665 2013-03-27 Walter Lee <walt@tilera.com>
667 Backport from mainline:
668 2013-03-27 Walter Lee <walt@tilera.com>
670 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
671 (insn_mnz_v8qi): ... this ...
672 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
674 (insn_v<n>mnz): Replaced by ...
675 (insn_v1mnz): ... this ...
676 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
678 (insn_mz_<mode>): Replaced by ...
679 (insn_mz_v8qi): ... this ...
680 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
682 (insn_v<n>mz): Replaced by ...
683 (insn_v1mz): ... this ...
684 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
687 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
689 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
691 2013-03-26 Richard Biener <rguenther@suse.de>
693 Backport from mainline:
694 2013-03-13 Richard Biener <rguenther@suse.de>
696 PR tree-optimization/56608
697 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
698 calls when vectorizing basic-blocks.
700 2013-03-05 Richard Biener <rguenther@suse.de>
702 PR tree-optimization/56270
703 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
704 of loads after scheduling an SLP instance.
706 2013-03-26 Walter Lee <walt@tilera.com>
708 Backport from mainline:
709 2013-03-26 Walter Lee <walt@tilera.com>
711 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
712 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
714 2013-03-26 Walter Lee <walt@tilera.com>
716 Backport from mainline:
717 2013-03-25 Walter Lee <walt@tilera.com>
719 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
720 TILEGX_INSN_SHUFFLEBYTES1.
721 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
723 (tilegx_builtins): Ditto.
724 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
726 2013-03-26 Walter Lee <walt@tilera.com>
728 Backport from mainline:
729 2013-03-25 Walter Lee <walt@tilera.com>
731 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
732 tests for constraint J, K, N, P.
734 2013-03-26 Walter Lee <walt@tilera.com>
736 Backport from mainline:
737 2013-03-25 Walter Lee <walt@tilera.com>
739 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
740 Use indirect/pcrel encoding.
741 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
744 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
746 Backport from mainline:
747 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
748 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
751 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
752 (musermode): Convert to Var(TARGET_USERMODE).
753 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
754 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
755 * config/sh/sh.c (sh_option_override): Use
756 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
757 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
759 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
761 (udivsi3_i4_single, divsi3_i4_single): Use
762 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
763 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
764 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
765 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
766 (SUBTARGET_OVERRIDE_OPTIONS): New.
768 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
770 Backport from mainline:
771 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
773 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
774 to m2a-single instead of m2e.
776 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
779 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
782 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
785 * config/i386/i386.c (init_cumulative_args): Also set
786 cum->callee_return_avx256_p.
787 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
788 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
790 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
791 callee_return_avx256_p.
793 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
795 Backport from mainline:
796 2012-12-04 Ian Lance Taylor <iant@google.com>
798 * godump.c (find_dummy_types): Output a dummy type if we couldn't
799 output the real type.
801 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
804 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
805 (PLUS_EXPR): Likewise.
806 * doc/cppopts.texi (--help): Likewise.
807 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
808 (-fdump-rtl-cprop_hardreg): Likewise.
809 (-fdump-rtl-csa): Likewise.
810 (-fdump-rtl-dce): Likewise.
811 (-fdump-rtl-dbr): Likewise.
812 (-fdump-rtl-into_cfglayout): Likewise.
813 (-fdump-rtl-outof_cfglayout): Likewise.
815 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
818 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
819 (arm_print_operand, case 'S'): Don't use shift_operator to validate
822 2013-03-14 Seth LaForge <sethml@google.com>
825 Backport from mainline
826 2012-10-22 Julian Brown <julian@codesourcery.com>
828 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
829 VFP D registers in big-endian mode.
831 2013-03-08 Joey Ye <joey.ye@arm.com>
833 Backport from mainline
834 2013-03-06 Joey Ye <joey.ye@arm.com>
837 * gcc.c (convert_white_space): New function.
838 (main): Handles white space in function name.
840 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
842 Backport from mainline
843 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
846 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
847 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
848 to SH_DIV_CALL_TABLE for TARGET_SH2.
849 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
851 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
852 mdiv= call-div1, call-fp, call-table options.
854 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
856 * config.gcc (arm*-*-rtemself*): New.
857 (arm*-*-rtems*): Removed.
858 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
859 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
861 2013-03-01 Richard Biener <rguenther@suse.de>
863 Backport from mainline
864 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
866 PR tree-optimization/55481
867 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
868 back to general rewriting if we cannot leave an original biv
871 2013-03-01 Richard Biener <rguenther@suse.de>
873 Backport from mainline
874 2012-04-10 Richard Guenther <rguenther@suse.de>
877 * gimple-low.c (gimple_check_call_args): Properly account for
878 compatible aggregate types.
880 2013-02-26 Nick Clifton <nickc@redhat.com>
883 Import this patch from the mainline:
885 2012-08-17 Nick Clifton <nickc@redhat.com>
887 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
888 (branch_true): Likewise.
889 (branch_false): Likewise.
891 2013-02-26 Jakub Jelinek <jakub@redhat.com>
893 PR tree-optimization/56443
894 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
895 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
896 to type_for_mode langhook.
898 2013-02-21 Jakub Jelinek <jakub@redhat.com>
901 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
904 2013-02-19 Jakub Jelinek <jakub@redhat.com>
906 Backported from mainline
907 2013-02-19 Jakub Jelinek <jakub@redhat.com>
909 PR tree-optimization/56350
910 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
911 if haven't found reduction or nested cycle operand, rather than
912 asserting we must find it.
914 PR tree-optimization/56381
915 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
918 2013-02-08 Jakub Jelinek <jakub@redhat.com>
920 PR tree-optimization/56250
921 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
922 if type is unsigned and code isn't MULT_EXPR.
924 2013-02-06 Jakub Jelinek <jakub@redhat.com>
927 * omp-low.c (use_pointer_for_field): Return false if
928 lower_send_shared_vars doesn't generate any copy-out code.
930 2012-11-27 Jakub Jelinek <jakub@redhat.com>
932 PR tree-optimization/55110
933 * tree-vect-loop.c (vectorizable_reduction): Don't assert
934 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
936 2013-02-18 Richard Biener <rguenther@suse.de>
939 2013-02-04 Richard Biener <rguenther@suse.de>
941 Backport from mainline
942 2012-07-04 Richard Guenther <rguenther@suse.de>
944 PR tree-optimization/53844
945 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
946 the loop virtual PHI.
948 2013-02-13 David S. Miller <davem@davemloft.net>
950 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
952 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
954 Backport from mainline
955 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
957 PR rtl-optimization/56275
958 * simplify-rtx.c (avoid_constant_pool_reference): Check that
959 offset is non-negative and less than cmode size before
960 calling simplify_subreg.
962 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
964 Backport from mainline
965 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
967 * config/i386/sse.md (FMAMODEM): New mode iterator.
968 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
969 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
971 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
973 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
974 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
975 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
977 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
979 Backport from mainline
980 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
983 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
984 If there is no implicit builtin declaration, just return NULL.
986 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
987 Michael Meissner <meissner@linux.vnet.ibm.com>
989 Backport from mainline
990 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
991 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
993 2013-02-07 David S. Miller <davem@davemloft.net>
995 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
997 * var-tracking.c (vt_add_function_parameter): Test the presence of
998 HAVE_window_save properly and do not remap argument registers when
999 we have a leaf function.
1001 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1003 Backport from mainline
1004 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1007 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1009 * config/i386/i386.c (ix86_print_operand): Ditto.
1011 2013-02-07 Alan Modra <amodra@gmail.com>
1014 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1015 static chain, set REST_INLINE_FPRS too.
1017 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
1019 Backport from mainline
1020 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1022 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1023 * configure: Regenerate.
1025 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1027 Backport from mainline
1028 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1029 Andrew Dixie <andrewd@gentrack.com>
1031 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1034 2013-02-05 Richard Biener <rguenther@suse.de>
1036 Backport from mainline
1037 2012-12-10 Richard Biener <rguenther@suse.de>
1039 PR tree-optimization/55107
1040 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1041 (bitmap_set_replace_value): Add gcc_unreachable.
1042 (do_regular_insertion): Re-write all_same handling. Insert
1043 an assignment instead of a PHI in this case.
1044 (execute_pre): Do not record constified events.
1046 2013-02-05 Richard Biener <rguenther@suse.de>
1048 PR tree-optimization/54767
1049 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1050 backedges drop all symbolical range information.
1051 (execute_vrp): Compute backedges.
1053 2013-02-04 Richard Biener <rguenther@suse.de>
1055 Backport from mainline
1056 2012-01-11 Richard Guenther <rguenther@suse.de>
1058 PR tree-optimization/44061
1059 * tree-vrp.c (extract_range_basic): Compute zero as
1060 value-range for __builtin_constant_p of function parameters.
1062 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1065 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1067 2013-02-04 Richard Biener <rguenther@suse.de>
1069 Backport from mainline
1070 2012-07-04 Richard Guenther <rguenther@suse.de>
1072 PR tree-optimization/53844
1073 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1074 the loop virtual PHI.
1076 2012-12-13 Richard Biener <rguenther@suse.de>
1079 * tree-streamer.c (record_common_node): Check that we are not
1080 recursively pre-loading nodes we want to skip. Handle
1081 char_type_node appearing as part of va_list_type_node.
1083 2013-02-04 Richard Biener <rguenther@suse.de>
1086 * gimple.h (gimple_call_builtin_class_p): New function.
1087 * gimple.c (validate_call): New function.
1088 (gimple_call_builtin_class_p): Likewise.
1089 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1090 Use gimple_call_builtin_class_p.
1091 (find_func_clobbers): Likewise.
1092 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1093 (strlen_optimize_stmt): Likewise.
1095 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1097 Backported from mainline
1098 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1100 PR tree-optimization/56125
1101 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1102 pow(x,c) into sqrt(x) * powi(x, n/2) or
1103 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1104 optimizing for size.
1105 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1106 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1109 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1111 PR tree-optimization/56098
1112 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1113 for stmts with volatile ops.
1114 (cond_store_replacement): Don't optimize if assign has volatile ops.
1115 (cond_if_else_store_replacement_1): Don't optimize if either
1116 then_assign or else_assign have volatile ops.
1118 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1121 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1122 instead of cmpdi_operand for first comparison operand.
1123 Don't assert that comparison operands aren't both constants.
1125 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1127 PR tree-optimization/56051
1128 * fold-const.c (fold_binary_loc): Don't fold
1129 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1130 a narrowing conversion, or widening conversion from signed
1133 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1136 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1137 the case where writing real complex part of target modifies
1140 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1143 * function.c (thread_prologue_and_epilogue_insns): Always
1144 add crtl->drap_reg to set_up_by_prologue.set, even if
1145 stack_realign_drap is false.
1147 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1149 PR tree-optimization/55921
1150 * tree-complex.c (expand_complex_asm): New function.
1151 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1153 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1155 PR rtl-optimization/55838
1156 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1157 iv0.step, iv1.step and step.
1159 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1162 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1163 * gimple-low.c: Include langhooks.c.
1164 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1165 by default call lang_hooks.block_may_fallthru.
1166 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1168 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1169 (LANG_HOOKS_INITIALIZER): Use it.
1171 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1174 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1175 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1176 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1177 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1178 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1180 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1182 PR tree-optimization/55236
1183 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1184 and signed ARG0_TYPE, force low and high to be non-NULL.
1186 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1188 PR rtl-optimization/54127
1189 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1190 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1191 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1192 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1193 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1195 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1197 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1198 range isn't testing for zero.
1200 2013-01-29 Richard Biener <rguenther@suse.de>
1202 PR tree-optimization/56113
1203 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1205 (label_visit): Free duplicate bitmaps and record the leader instead.
1206 (perform_var_substitution): Adjust.
1208 2013-01-28 Serowk <serowk@yandex.ru>
1211 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1212 Fix mode checks to allow for the passing of constants in the
1214 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1215 Add entries in the switch statement for builtin iwmmxt vector
1216 shift and rotate builtins.
1218 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1220 Backport from mainline
1221 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1224 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1225 operand 0 in movabs insn template for -masm=intel asm alternative.
1226 (*movabs<mode>_2): Ditto for operand 1.
1228 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1230 Backport from mainline
1231 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1234 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1235 alternative to (o,r).
1236 (*movdi_internal_rex64): Remove (!o,n) alternative.
1237 (DImode immediate->memory splitter): Remove.
1238 (DImode immediate->memory peephole2): Remove.
1239 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1240 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1241 alternative to (!o,*r).
1242 (*movtf_internal_sse): New pattern.
1243 (*movxf_internal_rex64): New pattern.
1244 (*movxf_internal): Disable for TARGET_64BIT.
1245 (*movdf_internal_rex64): Remove (!o,F) alternative.
1247 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1249 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1250 involving stack registers slightly.
1252 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1254 * config/i386/constraints.md (Yf): New constraint.
1255 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1256 of f constraint to conditionaly disable x87 register preferences.
1257 (*movdf_internal): Ditto.
1258 (*movsf_internal): Ditto.
1260 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1262 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1263 (*movtf_internal_rex64): Add (!o,C) alternative
1264 (*movxf_internal_rex64): Ditto.
1265 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1267 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1269 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1271 2013-01-24 Martin Jambor <mjambor@suse.cz>
1273 Backport from mainline
1274 2013-01-04 Martin Jambor <mjambor@suse.cz>
1276 PR tree-optimization/55755
1277 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1278 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1280 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1282 Backport from mainline
1283 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1285 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1287 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1289 PR rtl-optimization/56023
1290 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1291 dependent on debug instruction.
1293 2013-01-21 Martin Jambor <mjambor@suse.cz>
1295 Backport from mainline
1296 2013-01-17 Martin Jambor <mjambor@suse.cz>
1298 PR tree-optimizations/55264
1299 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1300 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1301 for virtual functions.
1302 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1303 for virtual methods.
1304 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1305 virtual methods before inlining is over.
1307 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1309 Backport from mainline
1310 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1313 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1314 store through atomic_store<mode>_1.
1315 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1317 2013-01-16 Richard Biener <rguenther@suse.de>
1320 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1321 account for bitpos when computing alignment.
1323 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1325 Backport from 2013-01-14 trunk r195169.
1328 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1329 etc. to 1 and not to __flash.
1330 Use LL suffix for __INT24_MAX__ with -mint8.
1331 Use ULL suffix for __UINT24_MAX__ with -mint8.
1333 2013-01-14 Matthias Klose <doko@ubuntu.com>
1335 * doc/invoke.texi: Document -print-multiarch.
1336 * doc/install.texi: Document --enable-multiarch.
1337 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1338 * configure.ac: Add --enable-multiarch option.
1339 Substitute with_cpu, with_float.
1340 * configure: Regenerate.
1341 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1342 enable_multiarch, with_cpu, with_float: New macros.
1343 if_multiarch: New macro, define in terms of enable_multiarch.
1344 * genmultilib: Add new argument for the multiarch name.
1345 * gcc.c (multiarch_dir): Define.
1346 (for_each_path): Search for multiarch suffixes.
1347 (driver_handle_option): Handle multiarch option.
1348 (do_spec_1): Pass -imultiarch if defined.
1349 (main): Print multiarch.
1350 (set_multilib_dir): Separate multilib and multiarch names
1351 from multilib_select.
1352 (print_multilib_info): Ignore multiarch names in multilib_select.
1353 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1354 * cppdefault.h (default_include): Document multiarch in multilib
1356 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1357 include directory for multiarch directories.
1358 * common.opt: New options --print-multiarch and -imultilib.
1360 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1361 Include i386/t-linux.
1362 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1363 Include i386/t-kfreebsd.
1364 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1365 * config/i386/t-linux64: Add multiarch names in
1366 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1367 * config/i386/t-gnu: New file.
1368 * config/i386/t-kfreebsd: Likewise.
1369 * config/i386/t-linux: Likewise.
1371 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1372 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1373 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1374 for 32bit non-biarch configurations.
1376 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1377 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1380 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1382 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1384 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1385 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1386 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1388 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1389 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1390 Include rs6000/t-linux for 32bit non-biarch configurations.
1392 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1394 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1396 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1397 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1399 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1400 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1402 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1404 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1405 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1406 (vect_estimate_min_profitable_iter): Adjust to above fix.
1407 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1409 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1411 Backport from mainline
1412 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1414 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1415 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1416 documentation. Add missing '__' in front of
1417 __builtin_ia32_packssdw256.
1419 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1421 Backport from mainline
1422 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1424 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1425 attribute of movddup insn to DF.
1426 (*vec_interleave_lowv2df): Ditto.
1427 (vec_dupv2df): Ditto.
1429 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1431 Backport from 2013-01-07 trunk r194991, r194992.
1434 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1437 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1438 (avr_addrspace_t): Add .section_name field.
1439 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1441 (avr_addrspace): Same. Initialize .section_name. Remove last
1442 NULL entry. Put __memx into .progmemx.data.
1443 (progmem_section_prefix): Remove.
1444 (avr_asm_init_sections): No need to initialize progmem_section.
1445 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1446 section name prefix.
1447 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1448 retrieve the progmem section.
1449 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1450 boundary to run over avr_addrspace[].
1451 (avr_register_target_pragmas): Ditto.
1453 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1455 Backport from 2013-01-07 trunk r194978.
1458 * doc/install.texi (Cross-Compiler-Specific Options): Document
1461 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1463 Backport from 2013-01-07 trunk r194968.
1466 * config/avr/t-avr: Don't automatically rebuild
1467 $(srcdir)/config/avr/t-multilib
1468 $(srcdir)/config/avr/avr-tables.opt
1469 (avr-mcus): New phony target to build them on request.
1470 (s-avr-mlib): Remove.
1471 * avr/avr-mcus.def: Adjust comments.
1473 2013-01-07 Terry Guo <terry.guo@arm.com>
1475 Backport from mainline
1476 2012-12-19 Terry Guo <terry.guo@arm.com>
1478 * config/arm/arm.c (thumb_find_work_register): Check argument
1479 register number based on current PCS.
1481 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1483 Backport from mainline
1484 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1487 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1488 selected code model, define __code_mode_small__, __code_model_medium__,
1489 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1490 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1491 xchg temporary register with %k. Declare temporary register as
1493 [__x86_64__]: For medium and large code models, preserve %rbx register.
1495 2013-01-03 Richard Henderson <rth@redhat.com>
1497 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1498 after eliminating TLS symbols.
1500 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1503 * config/pa/pa.md (movsi): Revert previous change.
1504 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1507 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1510 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1513 2013-01-02 Jason Merrill <jason@redhat.com>
1516 * tree.c (build_array_type_1): Revert earlier change.
1518 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1521 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1522 after reload starts.
1524 2012-12-21 Martin Jambor <mjambor@suse.cz>
1526 PR tree-optimization/55355
1527 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1528 bit_position is small enough to fit a single HOST_WIDE_INT.
1530 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1532 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1534 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1536 Backport from mainline
1537 2012-10-15 Matthias Klose <doko@ubuntu.com>
1539 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1540 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1542 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1543 Tomash Brechko <tomash.brechko@gmail.com>
1546 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1547 handling of before and after cases.
1548 * config/sparc/sync.md (atomic_store): Fix pasto.
1550 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1552 * optabs.c (expand_atomic_store): Elide redundant model test.
1554 2012-12-13 Richard Henderson <rth@redhat.com>
1557 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1559 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1562 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1563 (tldo_stb_sp64): Likewise.
1564 (tldo_sth_sp32): Likewise.
1565 (tldo_sth_sp64): Likewise.
1566 (tldo_stw_sp32): Likewise.
1567 (tldo_stw_sp64): Likewise.
1568 (tldo_stx_sp64): Likewise.
1570 2012-12-10 Kai Tietz <ktietz@redhat.com>
1573 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1575 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1577 Backport from mainline
1578 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1579 H.J. Lu <hongjiu.lu@intel.com>
1582 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1583 before using it as insn or call equivalent.
1585 2012-12-06 Jason Merrill <jason@redhat.com>
1588 * tree.c (build_array_type_1): Re-layout if we found it in the
1591 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1593 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1594 opaque cond in all call insns.
1596 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1598 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1599 area if the function allocates dynamic stack space.
1600 (ia64_initial_elimination_offset): Adjust offsets to above change.
1602 2012-12-03 Richard Biener <rguenther@suse.de>
1604 Backport from mainline
1605 2012-09-24 Richard Guenther <rguenther@suse.de>
1607 PR tree-optimization/53663
1608 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1609 native encode/interpret translation on VN_WALKREWRITE.
1611 2012-12-03 Kai Tietz <ktietz@redhat.com>
1614 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1617 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1620 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1622 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1624 Backport from mainline:
1625 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1628 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1629 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1630 (in_nullified_branch_delay): Likewise.
1631 (in_call_delay): Likewise.
1632 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1633 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1634 the $$sh_func_adrs call as variable. Update type of sibcalls and
1635 $$sh_func_adrs call.
1636 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1637 length instead of adjustment. Handle negative and undefined call
1638 adjustments for insn_default_length. Remove adjustment for millicode
1639 insn with unfilled delay slot.
1640 (pa_output_millicode_call): Update for revised millicode length.
1641 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1643 2012-11-29 Kai Tietz <ktietz@redhat.com>
1646 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1647 use by XNEWVEC/XRESIZEVEC.
1649 * i386.c (get_scratch_register_on_entry): Handle
1650 thiscall-convention.
1651 (split_stack_prologue_scratch_regno): Likewise.
1652 (ix86_static_chain): Likewise.
1653 (x86_output_mi_thunk): Likewise.
1655 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1657 Backported from mainline
1658 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1659 Markus Trippelsdorf <markus@trippelsdorf.de>
1662 * lto-opts.c (lto_write_options): Also handle
1663 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1664 OPT_SPECIAL_program_name.
1667 * lto-wrapper.c (merge_and_complain): Handle
1668 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1669 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1671 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1673 PR rtl-optimization/55489
1674 * gcse.c (compute_transp): Precompute a canonical version
1675 of XEXP (x, 0), and pass it to canon_true_dependence.
1677 2012-11-27 Richard Biener <rguenther@suse.de>
1680 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1681 stmt with a NOP instead of removing it.
1683 2012-11-26 Richard Biener <rguenther@suse.de>
1685 Backport from mainline
1686 2012-10-19 Richard Biener <rguenther@suse.de>
1688 PR tree-optimization/54976
1689 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1690 Robustify against odd inner_mode inputs.
1692 2012-10-12 Richard Biener <rguenther@suse.de>
1694 PR tree-optimization/54894
1695 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1696 Handle over-aligned scalar types properly.
1698 2012-10-02 Richard Guenther <rguenther@suse.de>
1701 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1702 cleaning up the CFG.
1704 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1706 Backport from mainline
1707 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1709 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1710 explaining the register ordering preferences.
1712 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1713 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1714 constraints so that the traditional floating point loads, stores,
1715 and moves are done first, then the VSX loads, stores, and moves,
1716 and finally the GPR loads, stores, and moves so that reload
1717 chooses FPRs over GPRs, and uses the traditional load/store
1718 instructions which provide an offset.
1719 (movdf_hardfloat64): Likewise.
1721 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1723 Backported from mainline
1724 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1725 H.J. Lu <hongjiu.lu@intel.com>
1728 * config/i386/i386.c (legitimize_pic_address): Properly handle
1730 (ix86_print_operand_address): Set code to 'k' when forcing
1731 addr32 prefix. For x32, zero-extend negative displacement if
1734 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1736 * common.opt (fvar-tracking-uninit): Document.
1737 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1738 * config/darwin.c (darwin_override_options): Likewise.
1740 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1742 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1743 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1745 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1747 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1749 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1751 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1754 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1756 Backport from mainline
1757 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1759 * config/i386/i386.c (ix86_init_machine_status): Do not
1760 explicitly clear tls_descriptor_call_expanded_p again.
1762 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1764 * config/i386/sse.md
1765 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1766 as read and written by the instruction.
1768 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1770 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1771 (ix86_instantiate_decls): New function.
1772 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1773 stack slot instead of SLOT_VIRTUAL.
1774 <case IX86_BUILTIN_STMXCSR>: Ditto.
1775 (assign_386_stack_local): Do not assert when virtual slot is valid.
1776 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1777 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1778 (truncxf<mode>2): Ditto.
1779 (floatunssi<mode>2): Ditto.
1780 (isinf<mode>2): Ditto.
1781 * config/i386/sync.md (atomic_load<mode>): Ditto.
1782 (atomic_store<mode>): Ditto.
1784 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1787 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1788 the argument is itself a conditional expression.
1790 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1792 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1795 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1797 PR tree-optimization/54986
1798 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1799 conversions on entry but add them back on exit if needed.
1801 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1804 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1806 (print_reg): Use true_regnum rather than REGNO.
1807 (ix86_print_operand_address): Remove SUBREG handling.
1809 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1811 Backported from mainline
1812 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1815 * gimple.h (is_gimple_sizepos): New inline function.
1816 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1817 final assignment to expr variable.
1818 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1819 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1820 into a local temporary.
1822 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1824 PR tree-optimization/54877
1825 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1826 use make_ssa_name instead of copy_ssa_name.
1828 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1830 Backport from mainline
1831 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1833 PR tree-optimization/53708
1834 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1835 user-supplied alignment when used with an explicit section name.
1837 2012-11-02 Jeff Law <law@redhat.com>
1839 PR tree-optimization/54985
1840 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1841 from thread_across_edge.
1842 (thread_across_edge): Use it in all cases where we might thread
1845 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1847 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1848 special register pushes before frame probing and allocation.
1850 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1851 Joel Sherrill <joel.sherrill@oarcorp.com>
1853 * config/sparc/t-rtems: New (Custom multilibs).
1854 * config/sparc/t-rtems-64: New (Custom multilibs).
1855 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1856 (sparc-*-rtems*): Add sparc/t-rtems.
1858 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1860 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1862 (hash_rtx): Likewise.
1864 2012-10-29 Terry Guo <terry.guo@arm.com>
1866 Backport from mainline
1867 2012-10-11 Terry Guo <terry.guo@arm.com>
1869 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1871 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1874 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1876 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1877 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1879 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1881 * config/avr/t-rtems: Revert previous commit.
1883 2012-10-26 Terry Guo <terry.guo@arm.com>
1885 Backport from mainline
1886 2012-10-23 Terry Guo <terry.guo@arm.com>
1889 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1892 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1894 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1896 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1898 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1900 * config.gcc (microblaze*-*-rtems*): New target.
1901 * config/microblaze/rtems.h: New.
1902 * config/microblaze/t-rtems: New.
1904 2012-10-25 Richard Biener <rguenther@suse.de>
1906 PR tree-optimization/54902
1907 * tree-ssa-pre.c (fini_pre): Return TODO.
1908 (execute_pre): Adjust.
1909 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1910 blocks before computing dominators.
1912 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1914 Backport from mainline
1915 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1917 * config/i386/i386.c (memory_address_length): Assert that non-null
1918 base or index RTXes are registers. Do not check for REG RTXes.
1919 Determine addr32 prefix using SImode_address_operand or
1920 from original base and index RTXes. Simplify code.
1922 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1924 * config/i386/i386-protos.h (memory_address_length): Add new bool
1925 argument. Update all uses.
1926 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1927 add length of addr32 prefix based on mode of base or index register.
1928 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1929 addresses here. Update call to memory_address_length.
1930 (ix86_print_address_operand): Use SImode_address_operand predicate.
1931 * config/i386/predicates.md (SImode_address_operand): New.
1932 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1933 to calculate "mode" attribute. Use SImode_address_operand predicate
1934 instead of open-coding accepted RTX codes.
1936 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1938 Backport from 2012-10-22 trunk r192685.
1939 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1940 Note __AVR_<device>__ is not defined for cores.
1941 Don't point to --help=target.
1942 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1944 2012-10-19 Marek Polacek <polacek@redhat.com>
1946 Backported from mainline
1947 2012-10-19 Marek Polacek <polacek@redhat.com>
1950 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1951 pointer/non-pointer comparison.
1953 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1955 Backported from mainline
1956 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1959 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1960 sure the mode is correct when falling through from above cases.
1962 2012-10-19 Alan Modra <amodra@gmail.com>
1964 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1965 (HAVE_LD_LARGE_TOC): Likewise.
1966 * configure: Regenerate.
1968 2012-10-19 Alan Modra <amodra@gmail.com>
1970 * config/rs6000/predicates.md (splat_input_operand): Don't call
1971 input_operand for MEMs. Instead check for volatile and call
1972 memory_address_addr_space_p with modified mode.
1974 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1976 Backported from mainline
1977 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1979 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1981 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1983 PR rtl-optimization/54870
1984 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1985 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1986 SSA_NAME pointer that points to a partition if there is at least
1987 one variable with it set in the partition.
1988 * dse.c (local_variable_can_escape): New predicate.
1989 (can_escape): Call it.
1990 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1991 mark the SSA_NAME pointer that points to a partition.
1993 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1995 Backport from mainline
1996 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1998 PR rtl-optimization/53701
1999 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
2000 rocess not only expr's vinsns but all old vinsns from expr's
2003 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2005 Backport from mainline
2006 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
2009 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2011 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
2012 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2013 only if producer writes to the register given by regno.
2015 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
2017 Backport from mainline
2018 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2020 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2021 (UNSPEC_LOADU): New.
2022 (UNSPEC_STOREU): Ditto.
2023 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2024 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2025 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2026 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2027 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2028 (<sse2>_storedqu<avxsizesuffix>): ... this.
2029 (*sse4_2_pcmpestr_unaligned): Update.
2030 (*sse4_2_pcmpistr_unaligned): Ditto.
2032 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2033 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2034 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2035 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2036 gen_sse2_load{dqu,upd} to load from unaligned memory and
2037 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2039 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2040 Use CODE_FOR_sse_loadups.
2041 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2042 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2043 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2044 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2045 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2046 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2047 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2048 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2049 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2050 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2051 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2053 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2055 Backport from trunk (r190222):
2057 PR tree-optimization/54146
2058 * ifcvt.c: Include pointer-set.h.
2059 (cond_move_process_if_block): Change type of then_regs and
2060 else_regs from alloca'd array to pointer_sets.
2061 (check_cond_move_block): Update for this change.
2062 (cond_move_convert_if_block): Likewise.
2063 * Makefile.in: Fix dependencies for ifcvt.o.
2065 2012-10-15 Richard Guenther <rguenther@suse.de>
2067 PR tree-optimization/54920
2068 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2069 allocate temporary storage for all NARY elements.
2071 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2074 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2076 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2078 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2079 default_use_cxa_atexit to yes.
2081 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2083 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2085 2012-10-05 Jan Hubicka <jh@suse.cz>
2086 Jakub Jelinek <jakub@redhat.com>
2088 PR tree-optimization/33763
2089 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2090 attribute for redefined extern inline functions.
2092 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2094 Backported from mainline
2095 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2097 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2098 in SSE and YMM state support check for -march=native.
2100 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2103 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2106 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2108 Backported from mainline
2109 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2112 * doc/invoke.texi: Document -mprefer-avx128.
2114 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2116 Backported from mainline
2117 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2120 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2121 (XSTATE_FP): Likewise.
2122 (XSTATE_SSE): Likewise.
2123 (XSTATE_YMM): Likewise.
2124 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2125 SSE and YMM states aren't supported.
2127 2012-10-01 Tom de Vries <tom@codesourcery.com>
2129 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2132 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2135 * config/s390/s390.c (s390_option_override): Add missing break.
2137 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2139 Backport from mainline
2140 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2142 * config.gcc: Replace 'host' with 'target' when configuring for
2143 powerpc64*-*-freebsd.
2145 2012-09-28 Meador Inge <meadori@codesourcery.com>
2147 Backport from mainline
2148 2012-09-27 Meador Inge <meadori@codesourcery.com>
2150 * gcc-ar.c (main): Handle the returning of the sub-process error
2153 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2155 Backport from 2012-09-28 trunk r191821.
2156 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2158 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2161 * simplify-rtx.c (simplify_binary_operation_1): Perform
2162 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2164 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2166 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2167 TYPE_NONALIASED_COMPONENT flag.
2168 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2169 TYPE_NONALIASED_COMPONENT flag.
2171 2012-09-21 Richard Guenther <rguenther@suse.de>
2174 Backport from mainline
2175 2012-04-19 Richard Guenther <rguenther@suse.de>
2177 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2180 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2183 * c-typeck.c (c_cast_expr): When casting to a type requiring
2184 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2187 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2190 * c-typeck.c (build_unary_op): Pass original argument of
2191 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2192 any C_MAYBE_CONST_EXPR, if it has integer operands.
2193 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2194 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2195 to c_objc_common_truthvalue_conversion, then remove any
2196 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2197 c_objc_common_truthvalue_conversion not
2198 c_common_truthvalue_conversion.
2199 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2200 call note_integer_operands for arguments with integer operands
2201 that are not integer constants.
2203 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2205 Backported from mainline
2206 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2208 PR tree-optimization/54563
2209 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2210 gimple_purge_dead_eh_edges if last call has been changed.
2212 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2215 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2216 instead of (match_dup 0) as second argument to vec_merge.
2217 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2218 Remove third alternative.
2219 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2220 operand 2 instead of operand 1, but put it as first argument
2222 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2223 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2226 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2228 * BASE-VER: Set to 4.7.3.
2229 * DEV-PHASE: Set to prerelease.
2231 2012-09-20 Release Manager
2233 * GCC 4.7.2 released.
2235 2012-09-15 Andi Kleen <ak@linux.intel.com>
2237 Backport from mainline
2238 2012-09-07 Andi Kleen <ak@linux.intel.com>
2240 * gcc/lto-streamer.h (res_pair): Add.
2241 (lto_file_decl_data): Replace resolutions with respairs.
2243 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2244 Initialize respairs.
2245 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2247 2012-09-14 Walter Lee <walt@tilera.com>
2249 Backport from mainline.
2250 2012-09-14 Walter Lee <walt@tilera.com>
2252 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2253 option for TILEPro and TILE-Gx.
2255 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2257 * config/i386/i386.h (x86_prefetchw): New global variable.
2258 (TARGET_PREFETCHW): New macro.
2259 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2260 (processor_alias_table): Add PTA_PREFETCHW to
2261 bdver1, bdver2 and btver1.
2262 (ix86_option_override_internal): Set x86_prefetchw for
2263 PTA_PREFETCHW targets.
2264 * config/i386/i386.md (prefetch): Expand to prefetchw
2265 for TARGET_PREFETCHW.
2266 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2268 Backport from mainline
2269 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2271 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2272 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2274 (*prefetch_sse): ... this.
2275 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2277 (*prefetch_3dnow): ... this.
2279 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2282 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2283 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2285 2012-09-12 Teresa Johnson <tejohnson@google.com>
2287 Backport from mainline.
2288 2012-09-12 Teresa Johnson <tejohnson@google.com>
2290 PR gcov-profile/54487
2291 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2292 test using F_SETLKW with fcntl.
2293 * configure, config.in: Regenerate.
2295 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2297 Backport from mainline
2298 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2300 * config/i386/i386.md : Comments on fma4 instruction selection
2301 reflect requirement on register pressure based cost model.
2303 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2304 flag is set-reset as informed by the cpuid flag.
2306 * config/i386/i386.c (processor_alias_table): fma4
2307 flag is enabled for bdver2.
2309 2012-09-12 Christian Bruel <christian.bruel@st.com>
2311 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2313 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2315 * config.gcc: Obsolete picochip-*.
2317 2012-09-11 Richard Guenther <rguenther@suse.de>
2320 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2321 on flag_toplevel_reorder.
2323 2012-09-10 Richard Henderson <rth@redhat.com>
2325 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2328 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2330 Backport from 2012-09-10 mainline r191132.
2333 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2335 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2338 * tree-sra.c (disqualify_base_of_expr): Check for possible
2339 NULL_TREE returned by get_base_address()
2341 2012-09-07 Richard Guenther <rguenther@suse.de>
2343 Backport from mainline
2344 2012-06-26 Jan Hubicka <jh@suse.cz>
2347 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2350 2012-09-07 Richard Guenther <rguenther@suse.de>
2352 Backport from mainline
2353 2012-07-13 Richard Guenther <rguenther@suse.de>
2355 PR tree-optimization/53922
2356 * tree-vrp.c (value_inside_range): Change prototype to take
2357 min/max instead of value-range.
2358 (range_includes_zero_p): Likewise. Return the result from
2360 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2361 return value from range_includes_zero_p.
2362 (extract_range_from_unary_expr_1): Likewise.
2363 (compare_range_with_value): Likewise.
2364 (vrp_meet_1): Likewise.
2366 2012-09-07 Richard Guenther <rguenther@suse.de>
2369 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2370 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2371 arguments separately.
2373 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2375 Backported from mainline
2376 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2378 PR rtl-optimization/54455
2379 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2380 bb ends up with asm goto referencing bb's label.
2382 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2384 Backport from mainline.
2385 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2386 Richard Earnshaw <richard.earnshaw@arm.com>
2389 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2390 element size. Use elem_type from the formal parameter. New parameter
2392 (neon_expand_args): Adjust call to neon_dereference_pointer.
2394 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2396 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2397 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2399 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2401 Backport from mainline
2402 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2404 * config/i386/i386.md (isa): Add fma and fma4.
2405 (enabled): Handle fma and fma4.
2406 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2407 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2408 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2409 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2410 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2411 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2413 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2415 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2416 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2417 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2419 2012-09-06 Richard Guenther <rguenther@suse.de>
2421 PR tree-optimization/54498
2422 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2423 abort when reaching an already visited region.
2424 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2425 (get_continuation_for_phi_1): Likewise.
2426 (walk_non_aliased_vuses): When we translated the reference,
2427 abort when we re-visit a region.
2428 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2430 2012-09-06 Andrew Pinski <apinski@cavium.com>
2433 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2435 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2438 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2439 build_int_cst with size_type_node instead of size_int.
2441 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2443 Backport from 2012-09-05 mainline r190697.
2446 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2447 configured --with-avrlibc.
2448 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2450 * config/avr/avrlibc.h: New file.
2451 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2452 configured --with-avrlibc.
2453 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2455 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2457 Backport from 2012-09-04 mainline r190919
2460 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2461 of size less than 4 bytes by using macro ARM_NUM_INTS.
2462 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2464 2012-09-04 Richard Henderson <rth@redhat.com>
2466 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2468 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2470 Backport from 2012-09-04 mainline r190920
2473 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2475 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2477 Backport from 2012-09-04 mainline r190914
2480 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2482 (avr_allocate_stack_slots_for_args): ...this new static function.
2484 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2486 Backported from mainline
2487 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2490 * doc/invoke.texi: Add -da and remove -dm.
2492 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2494 Backported from mainline
2495 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2498 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2499 operands[1] is CONST_INT_P, convert it to QImode before printing.
2501 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2504 * c-convert.c (convert): Don't call fold_convert_loc if
2505 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2506 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2507 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2509 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2512 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2513 if init is a CONSTRUCTOR.
2515 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2517 PR rtl-optimization/54369
2518 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2519 calling dbr_schedule.
2520 * config/sparc/sparc.c (sparc_reorg): Likewise.
2522 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2524 Backport from mainline
2525 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2527 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2528 case for Atom processor.
2530 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2532 Backport from mainline
2533 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2536 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2537 true for TARGET_64BIT or !flag_pic.
2538 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2539 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2540 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2541 Add insn constraint. Conditionally emit xchg asm insns.
2542 (atomic_compare_and_swap<mode>): Update calls. Check only
2543 cmpxchg8b_pic_memory_operand in memory address fixup.
2545 (CASHMODE): Rename from DCASHMODE.
2546 (doublemodesuffix): Update modes.
2547 (regprefix): New mode attribute.
2549 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2550 <UNSPECV_CMPXCHG>: New constant.
2551 (atomic_compare_and_swap<mode>_1): Rename from
2552 atomic_compare_and_swap_single<mode>. Update calls and
2553 unspec_volatile constants.
2554 (atomic_compare_and_swap<mode>_doubleword): Rename from
2555 atomic_compare_and_swap_double<mode>. Update calls and
2556 unspec_volatile constants.
2558 2012-08-28 Walter Lee <walt@tilera.com>
2560 Backport from mainline
2561 2012-08-28 Walter Lee <walt@tilera.com>
2563 * confg/tilegx/tilegx.md: Fix code style.
2564 (*zero_extendsidi_truncdisi): Fix typo.
2565 * config/tilegx/tilegx.c: Fix code style.
2566 (tilegx_function_profiler): Fix typo.
2568 2012-08-27 Walter Lee <walt@tilera.com>
2570 Backport from mainline
2571 2012-08-27 Walter Lee <walt@tilera.com>
2573 * doc/md.texi (TILE-Gx): Fix typo.
2575 2012-08-27 Walter Lee <walt@tilera.com>
2577 Backport from mainline
2578 2012-08-27 Walter Lee <walt@tilera.com>
2580 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2581 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2583 2012-08-27 Walter Lee <walt@tilera.com>
2585 Backport from mainline
2586 2012-08-27 Walter Lee <walt@tilera.com>
2588 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2589 (insn_bfins): Delete.
2591 2012-08-27 Walter Lee <walt@tilera.com>
2593 Backport from mainline
2594 2012-08-27 Walter Lee <walt@tilera.com>
2596 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2597 atomic_exchange_bare<mode>,
2598 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2599 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2600 * config/tilegx/tilegx.md (type): Add X1_remove.
2601 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2602 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2603 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2606 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2608 PR rtl-optimization/54088
2609 * jump.c (delete_related_insns): Robustify latest change.
2611 2012-08-21 Richard Guenther <rguenther@suse.de>
2613 Backport from mainline
2614 2012-08-16 Richard Guenther <rguenther@suse.de>
2617 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2619 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2620 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2621 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2622 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2623 (tree_ssa_lim_finalize): Free all mem_refs.
2624 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2625 scc when bailing out.
2626 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2627 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2628 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2629 FOR_EACH_LOOP_BREAK.
2631 2012-08-17 Richard Guenther <rguenther@suse.de>
2633 * tree-sra.c (modify_function): Free redirect_callers vector.
2634 * ipa-split.c (split_function): Free args_to_pass vector.
2635 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2637 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2638 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2639 (vect_analyze_slp_instance): Free everything.
2640 (destroy_bb_vec_info): Free the SLP instances.
2642 2012-08-17 Richard Guenther <rguenther@suse.de>
2644 * params.def (integer-share-limit): Decrease from 256 to 251,
2647 2012-08-21 Richard Guenther <rguenther@suse.de>
2649 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2650 the affine expansion cache.
2652 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2654 Backported from trunk
2655 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2658 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2660 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2662 Backport from mainline.
2663 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2666 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2667 mark as predicable. Adjust asm template.
2668 (vec_setv2di_internal): Likewise.
2669 (vec_extract<mode> VD, VQ): Likewise.
2670 (vec_extractv2di): Likewise.
2671 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2672 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2673 (neon_vdup_n<mode> VX, V32): Likewise.
2674 (neon_vdup_nv2di): Likewise.
2676 2012-08-17 Walter Lee <walt@tilera.com>
2678 Backport from mainline
2679 2012-08-17 Walter Lee <walt@tilera.com>
2681 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2682 (FEEDBACK_ENTER): Define.
2683 (FEEDBACK_REENTER): Define.
2684 (FEEDBACK_ENTRY): Define.
2685 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2686 (FEEDBACK_ENTER): Define.
2687 (FEEDBACK_REENTER): Define.
2688 (FEEDBACK_ENTRY): Define.
2690 2012-08-16 Walter Lee <walt@tilera.com>
2692 Backport from mainline
2693 2012-08-16 Walter Lee <walt@tilera.com>
2695 * config.gcc (tilegx-*-linux*): Add feedback.h.
2696 (tilepro-*-linux*): Likewise.
2697 * config/tilegx/feedback.h: New file.
2698 * config/tilepro/feedback.h: New file.
2700 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2702 Backport from mainline r189840 and r187586:
2703 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2705 * config/i386/i386.md (stack_protect_set): Disable the pattern
2706 for Android since Android libc (bionic) does not provide random
2707 value for stack protection guard at gs:0x14. Guard value
2708 will be provided from external symbol (default implementation).
2709 (stack_protect_set_<mode>): Likewise.
2710 (stack_protect_test): Likewise.
2711 (stack_protect_test_<mode>): Likewise.
2712 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2713 not have Bionic by default
2714 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2715 Macro OPTION_BIONIC is defined in this file and provides Bionic
2716 accessibility status
2718 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2720 * configure.ac: Stack protector enabling for Android targets.
2721 * configure: Regenerate.
2723 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2725 Backported from trunk
2726 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2728 PR rtl-optimization/53942
2729 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2730 directly from likely spilled non-fixed hard registers, move them
2733 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2735 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2736 (xop_phaddubq): Ditto.
2738 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2740 Backport from mainline
2741 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2742 Richard Earnshaw <rearnsha@arm.com>
2744 * target.def (vector_alignment): New target hook.
2745 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2746 * doc/tm.texi: Regenerate.
2747 * targhooks.c (default_vector_alignment): New function.
2748 * targhooks.h (default_vector_alignment): Add prototype.
2749 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2750 * config/arm/arm.c (arm_vector_alignment): New function.
2751 (TARGET_VECTOR_ALIGNMENT): Define.
2753 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2754 vector type alignment instead of size.
2755 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2756 element type size directly instead of computing it from alignment.
2757 Fix variable naming and comment.
2759 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2761 Backport from mainline
2762 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2764 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2765 (alpha_pad_function_end): ... this. Also insert NOP between
2766 sibling call and GP load.
2767 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2769 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2771 Backport from mainline
2772 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2773 H.J. Lu <hongjiu.lu@intel.com>
2775 PR rtl-optimization/54157
2776 * combine.c (gen_lowpart_for_combine): Don't return identity
2777 for CONST or symbolic reference.
2779 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2781 Backport from mainline
2782 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2784 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2785 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2786 split_cost argument signed.
2787 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2788 (ix86_avoid_lea_for_addr): Ditto.
2790 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2792 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2793 the address has less than two components.
2795 2012-08-02 Steve Ellcey <sellcey@mips.com>
2797 Backport from mainline
2798 2012-07-19 Steve Ellcey <sellcey@mips.com>
2800 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2803 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2805 Backport from mainline
2806 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2809 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2810 negative constant address for TARGET_X32 ...
2811 (ix86_decompose_address): ... here. Reject constant addresses
2812 that don't satisfy x86_64_immediate_operand predicate.
2814 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2817 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2818 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2819 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2820 addresses. Prevent zero extensions of CONST_INT operands.
2822 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2825 * config/i386/i386.md (*lea): New insn pattern.
2827 (*lea<mode>_2): Ditto.
2828 (*lea_{3,4,5,6}_zext): Ditto.
2829 * config/i386/predicates.md (lea_address_operand): Do not reject
2830 zero-extended address operands.
2831 * config/i386/constraints.md (j): Remove address constraint.
2832 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2834 (ix86_print_operand_address): Handle SImode subreg of an address.
2835 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2837 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2839 Backport from mainline
2840 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2843 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2844 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2846 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2847 (*movdi_internal_rex64): Use %E operand modifier for lea.
2848 (*movsi_internal): Ditto.
2850 (*lea<mode>_2): Ditto.
2851 (*lea_{3,4,5,6}_zext): Ditto.
2852 (*tls_global_dynamic_32_gnu): Ditto.
2853 (*tls_global_dynamic_64): Ditto.
2854 (*tls_dynamic_gnu2_lea_32): Ditto.
2855 (*tls_dynamic_gnu2_lea_64): Ditto.
2856 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2858 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2860 Backport from mainline
2861 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2863 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2865 (ix86_print_operand_address): Assert that parts.base and parts.index
2866 are non-NULL after call to simplify_subreg.
2868 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2871 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2873 * config/sh/sh.c (sh_option_override): Do not change
2874 flag_finite_math_only. Set TARGET_IEEE to complement of
2875 flag_finite_math_only.
2876 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2877 description of mieee and mno-ieee behavior.
2879 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2882 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2883 (_lzcnt_u64): Ditto.
2885 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2887 Backport from mainline
2888 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2890 PR rtl-optimization/52250
2891 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2892 to put note list into. Unconditionally call move_bb_info.
2893 (move_bb_info): Do not assert the blocks being in the same region,
2894 just drop the note list if they are not.
2896 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2898 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2900 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2902 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2903 defining statement is a SSA name that occurs in abnormal PHIs.
2905 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2907 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2910 2012-07-19 Richard Guenther <rguenther@suse.de>
2911 Eric Botcazou <ebotcazou@adacore.com>
2913 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2914 about transition from invariant to known bits.
2915 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2917 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2920 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2921 (cleanup_tree_cfg_bb): Don't call it.
2922 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2925 2012-07-19 Christian Bruel <christian.bruel@st.com>
2928 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2930 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2932 * config.gcc (v850-*-rtems*): New target.
2933 * config/v850/rtems.h: New.
2934 * config/v850/t-rtems: New.
2936 2012-07-18 Nick Clifton <nickc@redhat.com>
2938 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2940 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2944 Backport from mainline
2945 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2948 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2949 instead expand it as zero extension.
2951 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2953 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2954 QImode and HImode splitters. Use ix86_comparison_operator.
2955 Explicitly match FLAGS_REG.
2956 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2958 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2959 Steven Bosscher <steven@gcc.gnu.org>
2960 Bernd Schmidt <bernds@codesourcery.com>
2962 PR rtl-optimization/53908
2963 * df-problems.c (can_move_insns_across): When doing
2964 memory-reference book-keeping, handle call insns.
2966 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2968 Backport from mainline
2969 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2972 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2973 sibcall_insn_operand. Move it to a temporary register if not.
2975 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2978 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2979 emit PIC sequence for fnaddr symbol reference in advance.
2981 2012-07-09 Jason Merrill <jason@redhat.com>
2984 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2985 (type_hash_eq): Likewise.
2988 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2990 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2992 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2993 due to negative shift amount.
2995 2012-07-06 Kai Tietz <ktietz@redhat.com>
2997 Backport from mainline.
2999 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3000 as "/mingw/include".
3002 2012-07-06 Nick Clifton <nickc@redhat.com>
3004 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3005 default_encode_section_info.
3007 2012-07-06 Richard Guenther <rguenther@suse.de>
3009 Backport from mainline
3010 2012-03-30 Richard Guenther <rguenther@suse.de>
3013 * double-int.c (rshift_double): Remove not needed cast.
3015 2012-03-28 Richard Guenther <rguenther@suse.de>
3018 * double-int.h (rshift_double): Remove.
3019 * double-int.c (lshift_double): Use absu_hwi to make count
3021 (rshift_double): Make static, take unsigned count argument,
3022 remove handling of negative count argument.
3023 (double_int_rshift): Dispatch to lshift_double.
3025 2012-07-06 Richard Guenther <rguenther@suse.de>
3027 Backport from mainline
3028 2012-06-18 Richard Guenther <rguenther@suse.de>
3030 PR tree-optimization/53693
3031 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3032 Reject operands with more than one use.
3034 2012-07-06 Richard Guenther <rguenther@suse.de>
3036 Backport from mainline
3037 2012-04-11 Richard Guenther <rguenther@suse.de>
3040 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3041 consider loop nesting.
3042 (evolution_function_is_univariate_p): Properly check the remainder
3045 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3047 Backport from mainline
3048 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3050 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3051 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3052 (adjacent_mem_locations): Move some code to and call...
3053 (get_memref_parts): ...new function.
3054 (mem_locations_overlap): New function.
3055 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3056 (is_mem_ref): Rename to...
3057 (find_mem_ref): ...this. Return MEM rtx.
3058 (get_store_dest): Remove function.
3059 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3060 new parameter and adjust calls.
3061 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3062 mem refs overlap for true_store_to_load_dep_costly.
3063 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3064 passed to adjacent_mem_locations.
3065 (is_costly_group): Walk resolved dependency list.
3066 (force_new_group): Emit group ending nop for Power6/Power7.
3067 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3068 (group_ending_nop): New define_insn.
3070 2012-07-04 Richard Guenther <rguenther@suse.de>
3073 * gimple-fold.c (get_base_constructor): Do not return an
3074 error_mark_node DECL_INITIAL.
3076 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3078 Backport from mainline
3079 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3081 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3082 code model string in the error message.
3084 2012-07-04 Tristan Gingold <gingold@adacore.com>
3086 Backport from mainline.
3087 2012-06-25 Tristan Gingold <gingold@adacore.com>
3089 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3090 (seh_cfa_adjust_cfa): ... that function.
3091 (seh_emit_stackalloc): Do not emit out of range values.
3092 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3093 UNSPEC_DEF_CFA constants.
3094 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3095 * config/i386/i386.c (ix86_frame_pointer_required): Required
3096 for very large frames on SEH target.
3097 (ix86_compute_frame_layout): Save area is before frame pointer
3098 on SEH target. Handle very large frames.
3099 (ix86_expand_prologue): Likewise.
3101 2012-07-04 Richard Guenther <rguenther@suse.de>
3103 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3104 as in free_lang_data_in_type.
3106 2012-07-02 Martin Jambor <mjambor@suse.cz>
3108 Backport from mainline.
3109 2012-07-02 Martin Jambor <mjambor@suse.cz>
3112 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3113 dynamic type change check.
3115 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3117 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3118 last statement of the finally block onto the switch.
3120 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3122 * configure: Regenerate.
3124 Backport from mainline.
3125 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3127 * config.gcc (target_type_format_char): New. Document it. Set it for
3129 * configure.ac (gnu_unique_option): Use target_type_format_char
3130 in test. Comment rationale.
3132 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3134 Backport from mainline.
3135 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3137 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3139 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3141 Backport from 2012-06-28 mainline r189049
3144 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3145 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3146 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3147 avr_hard_regno_call_part_clobbered.
3149 2012-06-28 Richard Guenther <rguenther@suse.de>
3152 * expr.c (expand_expr_real_1): Verify if the type is complete
3153 before inspecting its size.
3155 2012-06-27 Nick Clifton <nickc@redhat.com>
3157 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3160 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3163 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3165 2012-06-26 Nick Clifton <nickc@redhat.com>
3167 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3169 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3172 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3173 of x x x in the vmovlps load alternative.
3175 2012-06-22 Richard Guenther <rguenther@suse.de>
3177 * gcov-iov.c: Include bconfig.h and system.h.
3179 2012-06-22 Richard Guenther <rguenther@suse.de>
3181 PR gcov-profile/53744
3182 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3184 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3186 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3187 DECL_IGNORED_P non-reg vars even if they are used.
3189 2012-06-19 Jason Merrill <jason@redhat.com>
3192 * dwarf2out.c (modified_type_die): Use scope_die_for.
3193 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3194 (uses_local_type_r, uses_local_type): New.
3195 (scope_die_for): Keep a type that uses a local type in local scope.
3196 Use get_context_die for namespace and type scope.
3198 2012-06-19 Richard Guenther <rguenther@suse.de>
3201 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3202 replace it with the first non-BLOCK context.
3204 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3206 PR rtl-optimization/53700
3208 Backport from mainline
3209 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3211 * ira-color.c (setup_left_conflict_sizes_p): Process all
3212 conflicting objects.
3214 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3216 Backport from mainline
3217 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3220 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3221 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3222 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3223 instead of xop_mulv2div2di3_low.
3224 (xop_p<macs>dql): Fix vec_select selector.
3225 (xop_p<macs>dqh): Ditto.
3226 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3227 (xop_mulv2div2di3_high): Ditto.
3229 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3231 Backport from mainline:
3232 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3234 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3236 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3238 Backport from mainline:
3239 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3241 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3242 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3243 MAX_PCREL17F_OFFSET instead of fixed offset.
3244 (pa_attr_length_call): Likewise.
3245 (pa_attr_length_indirect_call): Likewise.
3247 2012-06-15 Walter Lee <walt@tilera.com>
3249 Backport from mainline:
3250 2012-06-15 Walter Lee <walt@tilera.com>
3252 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3254 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3256 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3258 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3260 Backport from mainline:
3262 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3263 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3264 * gimple.h (block_in_transaction): Check for flag_tm.
3266 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3268 PR tree-optimization/52558
3270 Backport from mainline:
3271 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3272 * gimple.h (gimple_set_in_transaction): Remove.
3273 (gimple_in_transaction): Look in BB instead.
3274 (gimple_statement_base): Remove in_transaction field.
3275 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3276 * trans-mem.c (compute_transaction_bits): Place transaction bit
3277 information into basic blocks.
3279 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3281 PR tree-optimization/52558
3282 * cfg.c (alloc_aux_for_edge): Fix comment.
3283 (alloc_aux_for_edge): Remove static.
3284 * basic-block.h (alloc_aux_for_edge): Protoize.
3285 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3286 (execute_sm_if_changed_flag): New.
3287 (execute_sm_if_changed_flag_set): New.
3288 (execute_sm): Do not generate data races unless requested.
3289 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3290 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3291 * gimple.h (block_in_transaction): New.
3292 (gimple_in_transaction): Use block_in_transaction.
3294 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3296 Backported from mainline
3297 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3299 PR rtl-optimization/53589
3300 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3301 discovery even when e->dest != target. If any LABEL_REF points
3302 to e->dest label, redirect it to target's label.
3304 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3307 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3308 returns false, replace stmt with GIMPLE_NOP.
3309 (check_omp_nesting_restrictions): Instead of issuing warnings,
3310 issue errors and return false if any errors were reported.
3312 2012-06-14 Richard Guenther <rguenther@suse.de>
3314 * BASE-VER: Set to 4.7.2.
3315 * DEV-PHASE: Set to prerelease.
3317 2012-06-12 Christian Bruel <christian.bruel@st.com>
3320 * config/sh/sh.c (sh_option_override): Don't force
3321 flag_omit_frame_pointer and maccumulate_outgoing_args.
3322 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3324 2012-06-14 Release Manager
3326 * GCC 4.7.1 released.
3328 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3330 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3332 2012-06-13 Richard Henderson <rth@redhat.com>
3334 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3335 iterator instead of INT.
3337 2012-06-08 Richard Henderson <rth@redhat.com>
3340 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3341 note to a clobber insn when no other insn is available.
3343 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3346 * doc/invoke.texi (Wenum-compare): Update documentation.
3348 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3351 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3353 (altivec_stvlxl): Ditto.
3354 (altivec_stvrx): Ditto.
3355 (altivec_stvrxl): Ditto.
3357 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3360 * trans-mem.c (expand_block_edges): Do not skip the first
3361 statement when resetting the BB.
3363 2012-06-04 Richard Guenther <rguenther@suse.de>
3366 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3367 create new assembler names.
3369 2012-06-04 Richard Guenther <rguenther@suse.de>
3371 Backport from mainline
3372 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3375 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3376 larger than maxbits. Don't compute maxbits modulo align.
3377 Also check that unit bytes long store at bitpos / unit * unit
3378 doesn't affect bits beyond bitregion_end.
3379 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3380 would not fit into bitregion_start ... bitregion_end + 1 bit
3382 (store_split_bit_field): Decrease unit close to end of bitregion_end
3383 if access is restricted in order to avoid mutual recursion.
3385 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3387 Backport from 2012-06-04 mainline r188172
3390 * config/avr/avr-stdint.h: New file.
3391 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3394 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3396 PR tree-optimization/53550
3397 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3398 is POINTER_TYPE_P, use sizetype as step type instead of type.
3400 2012-06-04 Richard Guenther <rguenther@suse.de>
3401 Eric Botcazou <ebotcazou@adacore.com>
3403 Backport from mainline
3404 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3406 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3407 Change type of BITOFFSET to signed. Make sure the lower bound of
3408 the computed range is non-negative by adjusting OFFSET and BITPOS.
3409 (expand_assignment): Adjust call to get_bit_range.
3411 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3413 * expr.c (get_bit_range): Return the null range if the enclosing record
3414 is part of a larger bit field.
3416 2012-03-20 Richard Guenther <rguenther@suse.de>
3418 * stor-layout.c (finish_bitfield_representative): Fallback
3419 to conservative maximum size if the padding up to the next
3420 field cannot be computed as a constant.
3421 (finish_bitfield_layout): If we cannot compute the distance
3422 between the start of the bitfield representative and the
3423 bitfield member start a new representative.
3424 * expr.c (get_bit_range): The distance between the start of
3425 the bitfield representative and the bitfield member is zero
3426 if the field offsets are not constants.
3428 2012-03-16 Richard Guenther <rguenther@suse.de>
3430 * stor-layout.c (finish_bitfield_representative): Fall back
3431 to the conservative maximum size if we cannot compute the
3432 size of the tail padding.
3434 2012-03-14 Richard Guenther <rguenther@suse.de>
3436 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3437 * stor-layout.c (start_bitfield_representative): New function.
3438 (finish_bitfield_representative): Likewise.
3439 (finish_bitfield_layout): Likewise.
3440 (finish_record_layout): Call finish_bitfield_layout.
3441 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3442 for QUAL_UNION_TYPE fields.
3443 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3444 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3445 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3450 * expr.c (get_bit_range): Unconditionally extract bitrange
3451 from DECL_BIT_FIELD_REPRESENTATIVE.
3452 (expand_assignment): Adjust call to get_bit_range.
3454 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3457 * fold-const.c (fold_binary_loc): Refine previous change.
3459 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3461 Backport from mainline
3462 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3465 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3466 avoid going above orig insn. Update comments.
3468 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3470 Backport from mainline
3471 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3474 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3475 prologue for unwinder and profiler.
3477 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3479 Backport from mainline
3480 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3482 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3484 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3486 Backport from mainline
3487 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3489 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3490 DBX_REGISTER_NUMBER.
3492 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3494 Backport from mainline
3495 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3497 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3498 operand is CONST_INT. Take COSTS_N_INSNS into account.
3499 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3502 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3504 * config/avr/avr.opt (-msp8): Document it.
3505 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3507 2012-05-31 Richard Guenther <rguenther@suse.de>
3510 * expr.c (expand_assignment): Do not use movmisalign on
3513 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3516 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3517 (pa_section_type_flags): New.
3518 (pa_legitimate_constant_p): Revert previous change.
3520 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3522 Backport from mainline
3523 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3526 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3527 accessed indirectly.
3528 (ipa_tm_create_version): Same.
3530 2012-05-30 Jason Merrill <jason@redhat.com>
3533 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3534 about array compound literals.
3536 2012-05-30 Richard Guenther <rguenther@suse.de>
3539 * fold-const.c (fold_binary_loc): Make sure to call
3540 fold_plusminus_mult_expr with the original sign of operands.
3542 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3544 * explow.c (probe_stack_range): Restore simple control flow and stop
3545 again when the probe cannot be generated if HAVE_check_stack.
3547 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3549 PR rtl-optimization/53519
3550 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3551 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3553 2012-05-29 Richard Guenther <rguenther@suse.de>
3555 PR tree-optimization/53516
3556 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3558 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3560 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3562 Backport from mainline
3563 2012-05-28 Richard Guenther <rguenther@suse.de>
3565 PR tree-optimization/53438
3566 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3568 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3570 Backport from mainline
3571 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3573 PR rtl-optimization/52528
3574 * combine.c (can_combine_p): Add setting of subst_low_luid
3575 before call to expand_field_assignment().
3577 2012-05-26 Martin Jambor <mjambor@suse.cz>
3579 Backport from mainline
3580 2012-05-23 Martin Jambor <mjambor@suse.cz>
3582 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3584 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3587 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3588 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3590 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3593 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3594 (ix86_expand_vec_perm): Use int mode instead of float.
3596 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3599 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3600 gnu_ld variables to yes.
3601 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3602 (HAVE_GNU_AS): Likewise.
3603 * config.in: Regenerate.
3604 * configure: Likewise.
3606 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3608 Backport from mainline
3609 2012-03-12 Richard Guenther <rguenther@suse.de>
3610 * config/arm/arm.c (neon_dereference_pointer): Do not call
3611 covert during RTL expansion.
3613 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3615 Backport from mainline
3616 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3619 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3620 relied on signed overflow behavior.
3622 2012-05-24 Richard Guenther <rguenther@suse.de>
3625 * tree-profile.c (tree_profiling): Cleanup the CFG if
3626 execute_fixup_cfg requests it.
3628 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3630 PR tree-optimization/53465
3631 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3632 vr0 into *vr, then vrp_meet that.
3633 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3634 have any equivalences.
3635 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3638 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3640 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3642 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3643 (iterative_hash_gimple_type): Adjust comment.
3644 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3645 domain for an array type instead of the domain type itself.
3647 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3649 Backport from 2012-05-23 mainline r187803
3652 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3653 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3656 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3658 Backport from 2012-05-03 mainline r187075
3660 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3661 has_fma4 for AMD processors with both fma3 and fma4 support.
3663 2012-05-22 Richard Guenther <rguenther@suse.de>
3665 PR tree-optimization/53408
3666 * tree-vect-loop.c (vectorizable_induction): Properly check
3667 the restriction that we cannot handle induction results from
3668 the inner loop outside of the outer loop.
3670 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3672 PR tree-optimization/53436
3673 * omp-low.c (omp_build_component_ref): New function.
3674 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3676 PR tree-optimization/53366
3677 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3678 tests if complex_numbers == 2, but there are non-complex number loads
3681 PR tree-optimization/53409
3682 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3683 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3685 PR tree-optimization/53410
3686 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3687 instead of build_int_cst (type, 0) where vector types might be
3690 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3693 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3694 from folded operands before wrapping another around the
3695 conditional expression.
3697 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3698 Patrick Marlier <patrick.marlier@gmail.com>
3700 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3703 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3705 Backport from mainline
3706 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3709 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3710 (UNSPECV_RDRAND): This.
3711 (rdrand<mode>_1): Updated.
3713 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3715 Backport from mainline
3716 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3718 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3719 RDRND, F16C and FSGSBASE.
3721 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3723 Backport from mainline
3724 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3726 * tree-ssa-pre.c (can_value_number_call): Delete.
3727 (compute_avail): Skip all statements with side effects.
3728 <GIMPLE_CALL>: Skip calls to internal functions.
3730 2012-05-18 David S. Miller <davem@davemloft.net>
3732 Backport r185385 from mainline
3733 2012-03-14 Richard Guenther <rguenther@suse.de>
3736 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3737 element type instead of mode, use build_vector_type_for_mode
3738 instead of the langhook, build a vector of proper signedness.
3739 (expand_vector_operations_1): Adjust.
3741 2012-05-18 Olivier Hainque <hainque@adacore.com>
3743 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3744 $(libsubdir) as libexecsubdir.
3746 2012-05-16 Andrew Pinski <apinski@cavium.com>
3748 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3751 2012-05-16 David S. Miller <davem@davemloft.net>
3753 * jump.c (delete_related_insns): If we remove a CALL, make sure
3754 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3756 2012-05-16 Richard Henderson <rth@redhat.com>
3759 * combine-stack-adj.c (prev_active_insn_bb): New.
3760 (next_active_insn_bb): New.
3761 (force_move_args_size_note): New.
3762 (combine_stack_adjustments_for_block): Use it.
3764 2012-05-16 Olivier Hainque <hainque@adacore.com>
3766 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3767 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3768 Add comments and improve stamp preservation across the whole sequence.
3769 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3771 2012-05-16 Richard Guenther <rguenther@suse.de>
3773 PR tree-optimization/53364
3774 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3775 detect a view-conversion of the decl.
3777 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3780 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3781 that operands[2] is either immediate, or q_regs_operand.
3783 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3785 Backport r187139 from mainline.
3786 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3788 PR rtl-optimization/52804
3789 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3790 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3791 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3792 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3793 RELOAD_FOR_OUTADDR_ADDRESS.
3795 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3798 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3799 generate target register for "load" class builtins.
3802 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3805 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3806 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3807 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3808 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3809 (<sse>_movu<ssemodesuffix>): New expander.
3810 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3811 (avx_movdqu<avxmodesuffix>): New expander.
3812 (*sse2_movdqu): Rename from sse2_movdqu.
3813 (sse2_movdqu): New expander.
3815 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3817 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3818 lineno 1 the same as lineno 0 before first start file directive.
3819 (optimize_macinfo_range): Likewise.
3821 * dwarf2out.c (have_macinfo): Define.
3822 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3823 attribute, don't force empty compilation unit and don't emit any
3824 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3826 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3828 Backport from mainline
3829 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3831 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3832 ORDERED and UNORDERED conditions.
3834 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3836 * function.c (requires_stack_frame_p): If the function can throw
3837 non-call exceptions, return true if the insn can throw internally.
3839 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3841 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3842 DECL_ORIGINAL_TYPE if it is present.
3844 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3846 Backport from 2012-05-12 mainline r187342.
3849 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3850 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3851 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3852 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3853 (expand_prologue): Move initialization of cfun->machine->is_naked,
3854 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3855 (avr_set_current_function): ...this new static function.
3856 (TARGET_SET_CURRENT_FUNCTION): New define.
3857 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3858 checking attributes of current_function_decl.
3859 (avr_regs_to_save): Ditto.
3860 (signal_function_p): Rename to avr_signal_function_p.
3861 (interrupt_function_p): Rename to avr_interrupt_function_p.
3863 * doc/extend.texi (Function Attributes): Better explanation of
3864 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3867 2012-05-09 Matthias Klose <doko@ubuntu.com>
3869 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3871 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3874 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3875 when a constant source operand matches an "I" constraint, the "no
3876 CC0 change" applies to a register-destination only, not a
3877 strict_low_part-destination.
3879 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3881 Backport from mainline:
3882 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3884 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3886 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3888 PR tree-optimization/53239
3889 * tree-vrp.c (get_value_range): Set VR of
3890 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3893 2012-05-07 Richard Guenther <rguenther@suse.de>
3895 PR tree-optimization/53195
3896 * tree-inline.c (setup_one_parameter): Properly add referenced
3897 vars from the parameters new known value.
3899 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3901 Backport from mainline:
3902 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3905 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3908 2012-05-04 Ian Lance Taylor <iant@google.com>
3910 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3911 values from false to NULL.
3913 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3915 Backport from mainline
3916 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3919 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3920 (TARGET_CMOV): Rename from TARGET_CMOVE.
3921 (TARGET_CMOVE): New define.
3922 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3923 Do not set TARGET_CMOVE here.
3925 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3927 Backport from mainline:
3929 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3931 PR tree-optimization/52633
3932 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3933 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3934 (vect_recog_over_widening_pattern): Remove handling of code that was
3935 already detected as over-widening pattern. Remove special handling
3936 of "unsigned" cases. Instead, support general case of conversion
3937 of the shift result to another type.
3939 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3941 * tree-vect-patterns.c (vect_single_imm_use): New function.
3942 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3943 (vect_recog_over_widening_pattern): Likewise.
3944 (vect_recog_widen_shift_pattern): Likewise.
3946 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3948 PR tree-optimization/52870
3949 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3950 presumed pattern statement is within the same loop or basic block.
3952 2012-05-04 Richard Guenther <rguenther@suse.de>
3954 * common.opt (flto-report): Do not mark as Optimization.
3956 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3959 * recog.c (constrain_operands): If extra constraints are present, also
3960 accept pseudo-registers with equivalent memory locations during reload.
3962 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3964 Backport from the mainline
3965 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3968 * config/rs6000/rs6000.md (bswapdi splitters): If
3969 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3970 default) is used, generate an alternate sequence that does not
3971 depend on using indexed addressing.
3973 2012-05-03 David S. Miller <davem@davemloft.net>
3976 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3977 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3978 (sparc_emit_float_lib_cmp): Likewise.
3980 2012-05-04 Martin Jambor <mjambor@suse.cz>
3982 Backport from mainline
3983 2012-05-02 Martin Jambor <mjambor@suse.cz>
3986 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3987 of a variable when the contect is a function.
3989 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3992 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3993 append program name to it and pass that as first argument
3994 to make_relative_prefix. Always pass standard_libexec_prefix
3995 as last argument to make_relative_prefix. If
3996 make_relative_prefix returns NULL, fall back to
3997 standard_libexec_prefix.
4000 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4004 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4005 mode, return that mode.
4007 2012-05-03 Richard Guenther <rguenther@suse.de>
4009 PR tree-optimization/53144
4010 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4012 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4013 with SSA name values.
4014 (vn_reference_lookup_3): Adjust callers.
4016 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4018 PR tree-optimization/53163
4019 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4020 return value from compute_all_dependences.
4022 PR rtl-optimization/53160
4023 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4024 has been modified by ree pass already.
4026 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4028 Backport from mainline
4029 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4032 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4033 calls to cgraph_node_name in xstrdup.
4034 (ipa_make_edge_direct_to_target): Ditto.
4035 * tree-sra.c (convert_callers_for_node): Ditto.
4036 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4037 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4038 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4039 (cgraph_materialize_all_clones): Ditto.
4040 * ipa-inline.c (report_inline_failed_reason): Ditto.
4041 (want_early_inline_function_p): Ditto.
4042 (edge_badness): Ditto.
4043 (update_edge_key): Ditto.
4044 (flatten_function): Ditto.
4045 (ipa_inline): Ditto.
4046 (inline_always_inline_functions): Ditto.
4047 (early_inline_small_functions): Ditto.
4049 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4051 Backport from mainline
4052 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4054 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4055 Introduce emul_name to select the right linker emulation for
4056 powerpc64-*-freebsd*.
4057 * configure: Regenerate.
4058 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4059 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4060 * config/rs6000/freebsd64.h: New file.
4061 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4063 (rs6000_savres_strategy): Likewise.
4064 (rs6000_savres_routine_name): Likewise.
4065 (rs6000_elf_file_end): Likewise.
4066 * config/rs6000/t-freebsd64: New file.
4067 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4068 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4070 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4072 Backport from mainline
4073 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4076 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4078 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4080 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4081 predicate to discriminate types.
4083 2012-04-27 Richard Guenther <rguenther@suse.de>
4086 * convert.c (convert_to_integer): Avoid infinite recursion for
4087 target-defined built-in types.
4089 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4092 * config/cris/cris.md ("*andhi_lowpart_v32")
4093 ("*andqi_lowpart_v32"): Change first input-only operand from
4094 a (match_operand ...) to (match_dup 0). Drop alternatives with
4095 const_int-matching constraints for redundancy.
4096 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4097 three-operand alternative.
4099 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4101 Backport from mainline
4102 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4104 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4105 (*addsi_2_zext): Ditto.
4106 (*add<mode>_3): Ditto.
4107 (*addsi_3_zext): Ditto.
4108 (*add<mode>_5): Ditto.
4110 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4113 * c-typeck.c (set_nonincremental_init,
4114 set_nonincremental_init_from_string): Pass true instead of false
4115 as IMPLICIT to add_pending_init.
4117 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4119 Backport from 2012-04-24 mainline r186768.
4122 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4124 2012-04-24 Richard Guenther <rguenther@suse.de>
4126 PR tree-optimization/53085
4127 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4130 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4133 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4135 (output_addressed_constants): Likewise.
4138 * varasm.c (get_section): Don't ICE for section conflicts with
4139 built-in section kinds.
4141 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4143 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4145 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4147 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4149 2012-04-23 Richard Guenther <rguenther@suse.de>
4152 * c-typeck.c (build_binary_op): Fix typo.
4154 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4156 PR tree-optimizations/52891
4157 * tree-vect-patterns.c (adjust_bool_pattern): Use
4158 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4159 but with non-standard precision.
4161 2012-04-22 Ian Lance Taylor <iant@google.com>
4163 * godump.c (go_output_typedef): Dump size of structs.
4165 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4167 Backport from mainline:
4169 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4170 hints for 'A' operand types.
4172 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4174 Backport from 2012-04-19 mainline r186588.
4177 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4178 the case *(X+const).
4180 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4182 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4184 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4187 * config/i386/sync.md (atomic_<code><mode>): Rename to
4188 atomic_<logic><mode>.
4190 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4192 Backport from mainline
4193 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4196 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4197 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4198 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4199 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4200 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4201 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4202 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4203 gen_avx2_permvarv8sf.
4205 2012-04-16 Martin Jambor <mjambor@suse.cz>
4207 Backported from mainline
4209 2012-04-13 Martin Jambor <mjambor@suse.cz>
4212 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4213 fold_ctor_reference returns a zero constant.
4215 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4217 Backported from mainline
4218 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4220 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4221 and __ILP32__ for x32.
4223 2012-04-13 Tom de Vries <tom@codesourcery.com>
4225 Backport from mainline r186418.
4227 2012-04-13 Tom de Vries <tom@codesourcery.com>
4229 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4230 parameters vuse and vuse_escaped.
4231 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4232 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4235 2012-04-13 Richard Guenther <rguenther@suse.de>
4237 PR tree-optimization/52969
4238 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4239 the condition for the COND_EXPR and handle predicate negation
4240 by swapping the COND_EXPR arms.
4242 2012-04-13 Richard Guenther <rguenther@suse.de>
4245 * convert.c (convert_to_pointer): Remove special-casing of
4248 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4250 Backport from mainline
4251 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4254 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4255 the list of options to enable the FCFID instruction.
4256 (TARGET_EXTRA_BUILTINS): Adjust comment.
4258 2012-04-12 Richard Guenther <rguenther@suse.de>
4260 PR tree-optimization/52943
4261 * tree-chrec.h (chrec_is_positive): Remove.
4262 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4263 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4264 Return false for a constant zero instead of negative.
4265 (analyze_siv_subscript_cst_affine): Handle zero difference
4266 in the initial condition explicitely.
4268 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4271 * varasm.c (process_pending_assemble_externals): Set
4272 pending_assemble_externals_processed true.
4273 (assemble_external): Call assemble_external_real if the pending
4274 assemble externals have been processed.
4276 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4279 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4280 the DECL generated for the special GOT helper.
4282 2012-04-06 Walter Lee <walt@tilera.com>
4284 Backport from mainline
4285 2012-03-07 Walter Lee <walt@tilera.com>
4287 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4288 REG_CFA_* notes for the stack pointer.
4289 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4290 EH_RETURN_STACKADJ_RTX.
4291 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4292 generate REG_CFA_* notes for the stack pointer.
4293 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4294 by EH_RETURN_STACKADJ_RTX.
4296 2012-04-06 Matt Turner <mattst88@gmail.com>
4298 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4300 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4302 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4303 of the destination isn't also a FP_REGS register.
4305 2012-04-03 Richard Guenther <rguenther@suse.de>
4307 Backport from mainline
4308 2012-03-02 Richard Guenther <rguenther@suse.de>
4310 PR tree-optimization/52406
4311 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4312 (struct indices): Add unconstrained_base member.
4313 (struct dr_alias): Remove unused vops member.
4314 (DR_UNCONSTRAINED_BASE): New define.
4315 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4316 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4317 be an artificial access that covers the whole indexed object,
4318 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4319 plain decl base-objects to their MEM_REF variant.
4320 (dr_may_alias_p): When the base-object of either data reference
4321 has unknown size use only points-to information.
4322 (compute_affine_dependence): Make dumps easier to read and
4324 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4325 DR_REF when looking for packed references.
4326 (vect_supportable_dr_alignment): Likewise.
4328 2012-04-03 Richard Guenther <rguenther@suse.de>
4330 Backport from mainline
4331 2012-03-15 Richard Guenther <rguenther@suse.de>
4334 * tree-data-ref.c (subscript_dependence_tester_1): Check
4335 all dimensions for non-conflicting access functions.
4337 2012-04-03 Richard Guenther <rguenther@suse.de>
4339 Backport from mainline
4340 2012-03-06 Richard Guenther <rguenther@suse.de>
4343 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4345 2012-03-23 Richard Guenther <rguenther@suse.de>
4347 PR tree-optimization/52678
4348 * tree-vectorizer.h (struct _stmt_vec_info): Add
4349 loop_phi_evolution_part member.
4350 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4351 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4352 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4353 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4354 Use the cached evolution part and the PHI nodes value from
4355 the loop preheader edge instead of re-analyzing the evolution.
4357 2012-03-26 Richard Guenther <rguenther@suse.de>
4359 PR tree-optimization/52701
4360 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4361 compute and set the evolution part of PHI nodes.
4363 2012-03-30 Richard Guenther <rguenther@suse.de>
4365 PR tree-optimization/52754
4366 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4367 propagate arbitrary addresses into really plain dereferences.
4369 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4371 PR tree-optimization/52835
4372 * tree-data-ref.c (build_rdg): Return NULL if
4373 compute_data_dependences_for_loop failed.
4375 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4377 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4378 (stmt_can_make_abnormal_goto): Use it.
4379 (is_ctrl_altering_stmt): Likewise.
4381 2012-03-31 Martin Jambor <mjambor@suse.cz>
4383 Backported from mainline
4384 2012-03-30 Martin Jambor <mjambor@suse.cz>
4386 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4387 is a builtin_stack_save in a dominating BB.
4389 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4391 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4392 crossing 128bit lane boundary.
4394 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4396 Backported from mainline
4397 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4400 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4402 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4403 * config/i386/i386.c: Include reload.h.
4404 (ix86_legitimize_reload_address): New function.
4406 2012-03-28 Martin Jambor <mjambor@suse.cz>
4408 Backported from mainline
4409 2012-03-27 Martin Jambor <mjambor@suse.cz>
4412 * tree-sra.c (sra_modify_assign): Do not call
4413 load_assign_lhs_subreplacements when working with an unscalarizable
4416 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4419 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4420 __builtin_va_start to __builtin_next_arg if the latter is
4421 builtin_decl_explicit_p rather than when it is not.
4424 * tree-vect-generic.c (vector_element): Perform multiplication
4425 for pos in bitsizetype type instead of idx type.
4427 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4429 Backport from 2012-03-28 mainline r185910.
4432 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4433 (avr_builtin_decl): New static function.
4434 (struct avr_builtin_description, avr_bdesc): Move up.
4435 Add GTY marker. Add field fndecl. Remove redundant field id.
4436 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4437 (avr_expand_builtin): Code cleanup because .id is removed.
4439 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4442 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4445 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4447 Backport from 2012-03-28 mainline r185907.
4450 * config.gcc (tm_file): Remove avr/multilib.h.
4452 * doc/invoke.texi (AVR Options): Adjust
4453 documentation of -mtiny-stack.
4455 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4456 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4457 * config/avr/t-avr: Remove generation of multilib.h.
4458 * config/avr/t-multilib: Regenerate.
4459 * config/avr/multilib.h: Remove.
4460 * config/avr/avr.opt (-msp8): New option.
4461 (avr_sp8): New variable.
4462 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4463 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4464 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4465 (avr_device_to_sp8): New prototype.
4466 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4467 (DRIVER_SELF_SPECS): New define.
4468 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4469 __AVR_SP8__, __AVR_HAVE_SPH__.
4470 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4471 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4472 (avr_file_start): Ditto.
4474 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4477 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4478 instead of 8 in adjust_address.
4480 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4482 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4483 of a unit before computing the offset in units.
4485 2012-03-27 Richard Guenther <rguenther@suse.de>
4488 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4491 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4494 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4496 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4499 * varasm.c: Include pointer-set.h.
4500 (pending_assemble_externals_set): New pointer set.
4501 (process_pending_assemble_externals): Destroy the pointer set.
4502 (assemble_external): See if decl is in pending_assemble_externals_set,
4503 and add it to pending_assemble_externals if necessary.
4504 (init_varasm_once): Allocate pending_assemble_externals_set.
4506 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4508 Backported from mainline
4509 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4512 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4513 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4514 (vector_ltgt<mode>): Likewise.
4515 (vector_ordered<mode>): Likewise.
4516 (vector_unordered<mode>): Likewise.
4517 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4519 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4521 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4524 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4526 Backported from mainline
4527 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4531 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4532 GENERAL_REGS and FP_REGS for SImode.
4534 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4537 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4538 on any new_local_var_chain vars declared during recursing on
4539 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4541 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4543 Backport from 2012-03-22 mainline r185692.
4546 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4547 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4548 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4549 (delay_cycles_1, delay_cycles_2): Ditto.
4550 (delay_cycles_3, delay_cycles_4): Ditto.
4551 (nopv, *nopv): Ditto.
4552 (sleep, *sleep): Ditto.
4555 Backport from 2012-03-21 mainline r185605.
4557 PR rtl-optimization/52543
4559 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4560 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4561 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4562 (avr_load_libgcc_p): Restrict to __flash loads.
4563 (avr_out_lpm): Only handle 1-byte loads from __flash.
4564 (avr_load_lpm): New function.
4565 (avr_find_unused_d_reg): Remove.
4566 (avr_out_lpm_no_lpmx): Remove.
4567 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4568 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4569 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4570 (load_<mode>, load_<mode>_clobber): New insns.
4571 (mov<mode>): For multi-byte move from non-generic
4572 16-bit address spaces: Expand to load_<mode> resp.
4573 load_<mode>_clobber.
4574 (load<mode>_libgcc): Remove expander.
4575 (split-lpmx): Remove split.
4577 Backport from 2012-03-13 mainline r185329.
4580 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4581 offset (size) to a value the insns can deal with.
4582 (expand_epilogue): Ditto.
4584 Backport from 2012-03-12 mainline r185256.
4587 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4588 type from reg_class_t to enum reg_class.
4589 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4591 Backport from 2012-03-12 mainline r185253.
4594 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4595 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4596 r184615 from 2012-02-28.
4598 Backport from 2012-03-08 mainline r185105.
4600 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4601 for constants in [-63,63].
4603 Backport from 2012-03-08 mainline r185100.
4606 * config/avr/avr.c (avr_mem_clobber): New static function.
4607 (avr_expand_delay_cycles): Add memory clobber operand to
4608 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4609 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4610 (enable_interrupt, disable_interrupt): New expander.
4611 (nopv, sleep, wdr): New expanders.
4612 (delay_cycles_1): Add memory clobber.
4613 (delay_cycles_2): Add memory clobber.
4614 (delay_cycles_3): Add memory clobber.
4615 (delay_cycles_4): Add memory clobber.
4616 (cli_sei): New insn from former "enable_interrupt",
4617 "disable_interrupt" with memory clobber.
4618 (*wdt): New insn from former "wdt" with memory clobber.
4619 (*nopv): Similar, but for "nopv".
4620 (*sleep): Similar, but for "sleep".
4622 Backport from 2012-03-07 mainline r185043.
4625 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4627 Backport from 2012-03-07 mainline r185032.
4630 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4631 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4632 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4634 Backport from 2012-03-07 mainline r185031.
4637 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4639 * config/avr/avr.md (xload_8): Adjust insn length.
4641 Backport from 2012-03-07 mainline r185030.
4644 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4645 if RAMPZ affects reading from RAM.
4647 Backport from 2012-03-05 mainline r184919.
4649 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4651 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4653 Backport from mainline r185259.
4656 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4657 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4659 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4661 Backported from mainline
4662 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4665 * c-parser.c (c_parser_postfix_expression)
4666 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4668 * config/i386/smmintrin.h: Avoid /* within a comment.
4669 * config/i386/nmmintrin.h: Likewise.
4671 2012-03-22 Richard Guenther <rguenther@suse.de>
4673 * BASE-VER: Set to 4.7.1.
4674 * DEV-PHASE: Set to prerelease.
4676 2012-03-22 Release Manager
4678 * GCC 4.7.0 released.
4680 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4682 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4684 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4685 Andrew Pinski <apinski@cavium.com>
4688 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4689 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4690 calls instead of __builtin_ir{int,ound}*.
4692 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4695 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4698 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4700 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4701 Refer to GCC 4.7 version of c99status.html.
4703 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4705 Backport from mainline
4706 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4708 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4709 redefine to be NULL if the current bit-size is different from the
4710 configured bit-size.
4712 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4713 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4714 set the default tuning. Add asserts to make sure the cpu and tune
4715 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4716 test whether the index is set, instead of > 0.
4717 (rs6000_file_start): Do not reset the default cpu if the current
4718 bit-size is different from the configured bit-size.
4720 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4722 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4724 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4725 Update binutils references.
4726 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4727 Update binutils reference.
4728 Update Sun as/GNU ld caveat.
4729 Document binutils largefile requirement for LTO plugin.
4730 Remove reference to alternate libpthread.
4732 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4734 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4736 (Specific, mips-sgi-irix6): Likewise.
4738 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4740 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4741 * configure: Regenerate.
4743 2012-03-07 Richard Henderson <rth@redhat.com>
4745 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4746 * config/m68k/sync.md (atomic_test_and_set): Use it.
4747 (atomic_test_and_set_1): Likewise.
4749 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4752 * Makefile.in: Let install-gcc-ar depend on installdirs,
4753 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4754 Don't double canonicalize if cross-compiling.
4756 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4758 * trans-mem.c: New typedef for tm_region_p.
4759 Define vector types for tm_region_p.
4760 (tm_region_init): Replace region_worklist to a vector called
4763 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4766 * trans-mem.c (tm_region_init): Use last_basic_block.
4768 2012-03-05 Richard Henderson <rth@redhat.com>
4771 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4772 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4773 BIGGEST_ALIGNMENT is aligned.
4775 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4777 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4779 2012-03-05 Richard Henderson <rth@redhat.com>
4782 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4783 instead of calling negqi2 directly.
4785 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4787 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4788 (INTMAX_TYPE): Use it.
4789 (UINTMAX_TYPE): Likewise.
4790 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4791 (irix6_c_common_override_options): Declare.
4792 (C_COMMON_OVERRIDE_OPTIONS): Define.
4793 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4794 * config/mips/irix6-c.c: New file.
4795 * config/mips/t-irix6 (irix6-c.o): New target.
4796 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4799 2012-03-02 Richard Henderson <rth@redhat.com>
4801 * optabs.c (expand_atomic_test_and_set): Honor
4802 atomic_test_and_set_trueval even when atomic_test_and_set
4803 optab is not in use.
4805 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4807 Backport from mainline
4808 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4810 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4812 2012-03-02 Richard Guenther <rguenther@suse.de>
4814 * DEV-PHASE: Set to prerelease.
4816 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4818 * config.gcc (obsolete): Add all ARM targets using the FPA.
4819 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4820 * doc/install.texi: Avoid references to obsolete ARM ports.
4822 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4824 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4826 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4827 Joern Rennecke <joern.rennecke@embecosm.com>
4829 * doc/extend.texi: Expand and update information on interrupt
4830 attribute for Epiphany.
4832 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4834 * config/sh/sh-protos.h: Update copyright notice dates.
4835 * config/sh/sh.h: Likewise.
4836 * config/sh/sh.md: Likewise.
4837 * config/sh/constraints.md: Likewise.
4838 * config/sh/predicates.md: Likewise.
4840 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4842 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4843 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4845 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4847 * config/sh/constraints.md: Fix comment typo.
4849 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4852 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4853 unsigned HOST_WIDE_INT.
4854 (zvdep_imm64): Likewise.
4855 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4856 (vdepi_and): Likewise.
4857 Likewise for unamed 64-bit patterns.
4858 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4860 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4863 PR rtl-optimization/52417
4864 * cselib.c (cselib_any_perm_equivs): New variable.
4865 (cselib_reset_table): Check that it's not set when not
4866 preserving constants.
4867 (cselib_add_permanent_equiv): Set it.
4868 (cselib_have_permanent_equivalences): New.
4869 (cselib_init, cselib_finish): Reset it.
4870 * cselib.h (cselib_have_permanent_equivalences): Declare.
4871 * alias.c (get_addr): Restore earlier behavior when there
4872 aren't permanent equivalences.
4874 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4876 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4877 * config/v850/v850-modes.def: Fix copyright notice.
4879 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4881 * doc/extend.texi (AVR Built-in Functions): Document
4882 __builtin_avr_flash_segment.
4884 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4885 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4886 (*split.flash_segment): New insn-and-split.
4887 * config/avr/avr.c (avr_init_builtins): Add local variables:
4888 const_memx_void_node, const_memx_ptr_type_node,
4889 char_ftype_const_memx_ptr.
4891 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4893 PR tree-optimization/52445
4894 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4895 add ssa_name_ver, offset and size fields and change store field
4897 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4898 (add_or_mark_expr): Likewise. Only consider previous stores
4899 with the same size and offset.
4900 (nt_init_block): Only look at gimple_assign_single_p stmts,
4901 doesn't look at rhs2.
4903 2012-03-01 Richard Guenther <rguenther@suse.de>
4906 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4907 conversions from integral types to pointer types.
4909 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4911 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4912 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4913 unintentionally removed in r184616.
4915 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4917 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4920 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4921 Uros Bizjak <ubizjak@gmail.com>
4924 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4925 alternatives, add "e" constraint to the new last alternative
4926 and ! to last 3 alternatives.
4928 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4930 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4931 DW_AT_artificial attributes at the end of the processing.
4932 (gen_array_type_die): Likewise.
4933 (gen_enumeration_type_die): Likewise.
4934 (gen_struct_or_union_type_die): Likewise.
4935 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4938 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4941 * expr.c (expand_assignment): If doing misaligned store that doesn't
4942 cover all mode bits, perform a RMW cycle.
4944 PR tree-optimization/52429
4945 * tree-parloops.c (separate_decls_in_region_debug): Return early
4946 if var is LABEL_DECL.
4948 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4950 PR tree-optimization/52424
4951 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4952 calling dom_thread_across_edge.
4954 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4956 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4958 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4960 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4961 * config/avr/avr.c (avr_output_bld): Remove unused function.
4962 (avr_out_sbxx_branch): Use "%T" to print bit position.
4964 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4966 * config/avr/avr.md: Untabify.
4968 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4970 * config/avr/avr.md (eqne): New code iterator.
4971 (*dec-and-branchsi): Use it in text peephole's condition.
4972 (*dec-and-branchhi): Ditto.
4973 (*dec-and-branchqi): Ditto.
4975 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4978 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4979 the device does not have the skip-bug.
4981 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4983 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4984 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4985 -mpretend-cmove): New.
4987 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4990 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4991 doesn't count DEBUG_INSN refs.
4992 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4993 for DEBUG_INSN refs.
4995 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4999 2012-02-20 Richard Guenther <rguenther@suse.de>
5000 PR tree-optimization/52298
5001 * tree-vect-stmts.c (vectorizable_load): Properly use
5002 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5005 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5008 * gimple.h (gimple_in_transaction): New.
5009 (gimple_set_in_transaction): New.
5010 (struct gimple_statement_base): Add in_transaction field.
5011 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5013 (tree_ssa_lim_initialize): Compute transaction bits.
5014 * tree.h (compute_transaction_bits): Protoize.
5015 * trans-mem.c (tm_region_init): Use the heap to store BB
5017 (compute_transaction_bits): New.
5019 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5021 * gcc.c (display_help): Document --help=common and sort entries
5024 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5026 * doc/install.texi: Document check-$LANG specific shortcuts
5028 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5031 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5033 * config/arm/arm_neon.h: Regenerate.
5034 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5035 (neon_vcgeu): New insn.
5036 (neon_vcgtu): Likewise.
5037 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5038 (ops): Unsigned comparison intrinsics call a different
5041 2012-02-28 Richard Guenther <rguenther@suse.de>
5044 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5045 ordering for the VEC_CONCAT for two element vectors for
5046 V2SFmode, V2SImode and V2DImode.
5048 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5051 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5052 detecting big-endian triplets.
5054 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5056 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5057 mode if there is no type information available.
5059 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5061 PR tree-optimization/53207
5062 * doc/invoke.texi: Document as experimental and relying on graphite.
5064 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5066 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5067 of initializer to changes from r184614.
5069 2012-02-28 Richard Guenther <rguenther@suse.de>
5071 PR tree-optimization/52395
5072 * tree-sra.c (build_ref_for_offset): Also look at the base
5073 TYPE_ALIGN when figuring out the alignment of the replacement.
5075 2012-02-28 Richard Guenther <rguenther@suse.de>
5077 PR tree-optimization/52402
5078 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5079 mis-aligned types when creating the accesses at the call site.
5081 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5083 * config/avr/builtins.def: New file.
5084 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5085 * config/avr/avr.c (enum avr_builtin_id): Use it.
5086 (avr_init_builtins): Use it. And use avr_bdesc.
5087 (bdesc_1arg): Remove.
5088 (bdesc_2arg): Remove.
5089 (bdesc_3arg): Remove.
5090 (struct avr_builtin_description): Add field n_args.
5091 (avr_bdesc): New static variable using builtins.def.
5092 (avr_expand_builtin): Use it.
5093 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5094 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5095 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5097 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5100 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5101 match only one single hard register with respective hard reg rtx.
5102 (movmemx_<mode>): Ditto.
5103 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5104 insn anatomy of movmem[x]_<mode>.
5105 (avr_out_movmem): Same for printing assembler and operand usage.
5107 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5111 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5112 address spaces located outside of device flash.
5114 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5115 (mcu_type_s): Add field n_flash.
5116 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5117 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5118 (AVR_MCU): Add N_FLASH argument.
5119 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5120 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5121 macro __FLASH<n> if that address space makes sense for the device.
5122 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5123 outside of target flash.
5124 (avr_asm_named_section): Ditto.
5125 (avr_asm_select_section): Ditto.
5126 (avr_addr_space_convert): Ditto.
5127 (avr_emit_movmemhi): Ditto.
5128 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5129 address space is outside of device flash.
5130 (avr_insert_attributes): Ditto.
5131 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5132 avr_current_arch->n_segments.
5134 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5137 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5139 (*movabs<mode>_2): Likewise.
5141 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5144 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5145 s_register_operand in the test instead of REG_P. Don't call
5146 gen_reg_rtx if it won't be used.
5148 PR tree-optimization/52376
5149 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5151 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5153 * ifcvt.c (noce_get_condition): Check condition variable is not
5154 small_register_classes_for_mode_p before accepting.
5156 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5158 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5160 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5163 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5164 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5166 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5168 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5170 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5172 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5174 * config/sh/predicates.md: Remove blank lines.
5175 * config/sh/sh.c: Fix typos in comments.
5176 * config/sh/constraints.md: Likewise.
5177 * config/sh/sh.md: Remove blank lines.
5178 Fix typos in comments. Use ;; as comment characters.
5180 2012-02-26 Walter Lee <walt@tilera.com>
5182 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5183 (replace_mov_pcrel_step2): Ditto.
5185 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5188 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5189 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5190 and locs that reference values newer than the non-canonical value
5191 at hand. Return the canonical value as a worst case.
5192 (memrefs_conflict_p): Walk canonical value's locs.
5195 * cselib.c (preserve_only_constants): Rename to...
5196 (preserve_constants_and_equivs): ... this. Split out...
5197 (invariant_or_equiv_p): ... this. Preserve plus expressions
5198 of other preserved expressions too.
5199 (cselib_reset_table): Adjust.
5200 * var-tracking.c (reverse_op): Use canonical value to build
5203 2012-02-23 Kai Tietz <ktietz@redhat.com>
5205 * config/i386/i386.c (ix86_delegitimize_address): Handle
5206 UNSPEC_PCREL plus displacement.
5208 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5211 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5212 to test for unusedness in st X addressing.
5214 2012-02-24 Richard Guenther <rguenther@suse.de>
5217 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5218 (is_gimple_reg_type): Move inline ...
5219 * gimple.h (is_gimple_reg_type): ... here.
5221 2012-02-24 Richard Guenther <rguenther@suse.de>
5224 * passes.c (execute_function_todo): When verifying SSA form
5225 verify gimple form first.
5226 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5228 2012-02-24 Richard Guenther <rguenther@suse.de>
5231 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5232 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5234 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5236 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5238 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5240 * tree-phinodes.c (make_phi_node): Mark static.
5241 * tree-flow.h (make_phi_node): Remove extern decl.
5242 * doc/gimple.texi (make_phi_node): Remove documentation.
5244 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5246 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5247 * tree-ssa-sccvn.c (print_scc): Ditto.
5249 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5251 * doc/passes.texi (Full redundancy elimination): Fix typo.
5253 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5255 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5257 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5260 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5262 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5265 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5267 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5269 * config/avr/avr.md (code_stdname): Add ior, xor.
5270 (xior): New code iterator.
5271 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5272 (*<code_stdname><mode>qi.byte1-3): Ditto.
5274 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5276 PR tree-optimization/52019
5277 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5280 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5282 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5283 HAVE_INITFINI_ARRAY to work around namespace pollution in
5284 certain versions of newlib system headers.
5285 * config.in: Regenerate.
5286 * configure: Regenerate.
5287 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5288 instead of HAVE_INITFINI_ARRAY.
5290 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5293 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5294 is not offsettable memory reference.
5296 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5299 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5300 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5302 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5304 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5305 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5307 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5309 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5310 library on Solaris 8 even without TLS support.
5311 * configure: Regenerate.
5313 2012-02-22 Richard Guenther <rguenther@suse.de>
5316 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5317 for GIMPLE_DEBUG stmts.
5319 2012-02-22 Martin Jambor <mjambor@suse.cz>
5322 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5323 according to the base object.
5325 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5327 PR rtl-optimization/50063
5328 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5329 and 2 (8-bit SP) in operand 2.
5330 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5331 setup to use movhi_sp_r instead of vanilla move to write SP.
5332 Adjust REG_CFA notes to superseed unspec.
5333 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5335 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5336 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5337 irq_state 1 (IRQ known to be on) here.
5339 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5341 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5343 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5344 assign_hard_reg): Likewise.
5346 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5348 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5350 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5353 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5354 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5356 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5358 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5359 prototype from here to...
5360 * config/avr/avr.h: ...here.
5362 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5365 * thumb2.md (thumb2_shiftsi3_short): Split register and
5366 immediate shifts. For register shifts tie operands 0 and 1.
5367 (peephole2 for above): Check that register-controlled shifts
5368 have suitably tied operands.
5370 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5373 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5374 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5375 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5376 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5377 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5378 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5379 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5380 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5381 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5382 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5383 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5384 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5385 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5386 bdver1_ssevector_avx256_unaligned_load,
5387 bdver1_ssevector_sse128_unaligned_load,
5388 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5389 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5390 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5391 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5392 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5393 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5394 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5395 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5396 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5397 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5398 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5399 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5400 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5401 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5402 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5403 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5404 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5405 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5406 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5407 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5408 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5409 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5410 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5411 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5412 bdver1_ssediv_double_load, bdver1_ssediv_double,
5413 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5414 Add "bdver2" attribute.
5416 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5418 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5419 default if possible and not specified otherwise.
5421 2012-02-21 Richard Guenther <rguenther@suse.de>
5424 * gimplify.c (create_tmp_from_val): Use the main variant type
5425 for the type of the temporary we create.
5427 2012-02-21 Richard Guenther <rguenther@suse.de>
5429 PR tree-optimization/52324
5430 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5431 do not gimplify a MEM_REF address operand if it is already
5434 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5436 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5437 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5439 2012-02-21 Richard Guenther <rguenther@suse.de>
5441 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5442 nested_in_vect_loop.
5444 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5446 PR tree-optimization/52318
5447 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5448 vdef also to non-pure/const call stmts in the sequence.
5450 2012-02-20 David S. Miller <davem@davemloft.net>
5452 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5453 don't use the "rd %pc" instruction on v9 for PIC register loads.
5455 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5458 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5459 in a transaction safe function.
5461 2012-02-20 Kai Tietz <ktietz@redhat.com>
5464 * stor-layout.c (place_field): Handle desired_align for
5467 2012-02-20 Richard Guenther <rguenther@suse.de>
5469 PR tree-optimization/52298
5470 * tree-vect-stmts.c (vectorizable_store): Properly use
5471 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5473 (vectorizable_load): Likewise.
5474 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5475 Access DR_STEP after ensuring it is not NULL.
5477 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5479 PR tree-optimization/52286
5480 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5481 optimization use double_int_to_tree instead of build_int_cst_wide,
5482 rewrite to use double_int vars.
5484 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5487 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5489 Remove -e 0 from $gcc_cv_ld invocation.
5490 Only use __GLIBC_PREREQ if defined.
5491 Enable on Solaris since Solaris 8 patch.
5492 (gcc_SUN_LD_VERSION): New macro.
5493 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5494 gcc_SUN_LD_VERSION for version number format.
5495 * configure: Regenerate.
5496 * varasm.c (get_elf_initfini_array_priority_section): Set
5497 SECTION_NOTYPE for non-default priority.
5498 Use get_section instead of get_unnamed_section to emit
5499 .init_array/.fini_array with default priority.
5501 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5503 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5504 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5505 (mips_start_unique_function, mips_output_mips16_rdhwr)
5506 (mips_code_end): New functions.
5507 (TARGET_ASM_CODE_END): Define.
5509 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5511 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5512 to stubs with non-sibling calls.
5514 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5516 * doc/invoke.texi (-fira-* options): Copy-edit.
5517 (ira-* parameters): Copy-edit.
5519 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5521 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5522 GCC coding conventions.
5524 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5526 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5527 when used as adjectives.
5529 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5531 * doc/invoke.texi: Clean up "that"/"which" confusion.
5533 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5535 * system.h: Poison SMALL_REGISTER_CLASSES
5536 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5537 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5539 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5541 PR tree-optimization/52285
5542 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5543 when deciding if a call is a tail call or tail recursion.
5545 2012-02-16 Kai Tietz <ktietz@redhat.com>
5547 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5548 interger-constant displacement for UNSPEC_PCREL.
5550 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5552 PR rtl-optimization/52208
5553 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5554 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5556 PR tree-optimization/52255
5557 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5558 loop->header has virtual PHI, but exit_e->dest doesn't, add
5559 virtual PHI to exit_e->dest and adjust all uses after the loop.
5562 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5563 children with clone_tree_hash, not after it.
5565 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5567 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5568 extended identifiers.
5570 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5573 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5574 a same_body_alias, also test whether e->callee isn't a former
5575 or current clone of the decl this is a same body alias of.
5577 PR translation/52264
5578 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5580 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5582 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5584 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5587 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5588 force_reg instead of copy_to_reg for better optimization. Force
5589 non-register or memory operands into a register.
5591 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5593 * extend.texi: Reserve upper bits of memory model for future use.
5595 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5596 Anatoly Sokolov <aesok@post.ru>
5597 Eric Weddington <eric.weddington@atmel.com>
5600 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5601 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5602 Rewrite initializers for .macro.
5603 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5604 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5605 atxmega32d4, atxmega32x1.
5606 avrxmega4: atxmega64a3, atxmega64d3.
5607 avrxmega5: atxmega64a1, atxmega64a1u.
5608 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5609 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5610 avrxmega7: atxmega128a1, atxmega128a1u.
5611 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5612 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5613 (struct base_arch_s): Rename reserved to xmega_p.
5614 Rename reserved2 to have_rampd.
5615 (AVR_XMEGA): New define.
5616 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5617 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5618 * config/avr/predicates.md (io_address_operand): Take into
5620 (low_io_address_operand): Ditto.
5621 (high_io_address_operand): Ditto.
5622 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5623 (enabled, movhi_sp_r): Use them.
5624 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5625 cpp_define_formatted to built-in define __AVR_ARCH__.
5626 (__AVR_XMEGA__): New built-in define.
5627 (__AVR_HAVE_RAMPD__): New built-in define.
5628 (__AVR_HAVE_RAMPX__): New built-in define.
5629 (__AVR_HAVE_RAMPY__): New built-in define.
5630 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5632 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5633 (avr_option_override): Initialize them.
5634 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5635 (avr_init_expanders): Initialize them. No more block several calls.
5636 (emit_push_sfr): New static function.
5637 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5639 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5640 (avr_print_operand): Print addreeses as symbols for
5641 RAMPX, RAMPY, RAMPD, CCP.
5642 (output_movhi): Handle AVR_XMEGA when writing to SP.
5643 (avr_out_movhi_mr_r_xmega): New static function.
5644 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5645 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5646 __RAMPD__, __CCP__ as needed.
5648 * config/avr/multilib.h: Regenerate.
5649 * config/avr/t-multilib: Regenerate.
5650 * config/avr/avr-tables.opt: Regenerate.
5652 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5654 PR tree-optimization/50561
5655 * graphite-flattening.c (lst_project_loop): Do not
5656 remove old scattering dimensions after flattening.
5657 (lst_do_flatten): Likewise.
5659 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5661 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5662 __builtin_avr_map8, __builtin_avr_map16.
5663 Document __builtin_avr_insert_bits.
5665 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5666 (insert_bits): New insn.
5667 (adjust_len.map_bits): Rename to insert_bits.
5668 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5669 * avr-protos.h (avr_out_map_bits): Remove.
5670 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5671 * config/avr/constraints.md (Cxf,C0f): New.
5672 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5673 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5674 New built-in define __BUILTIN_AVR_INSERT_BITS.
5675 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5676 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5677 (avr_move_bits): Rewrite.
5678 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5680 (avr_map_op_t): New typedef.
5681 (avr_map_op): New static variable.
5682 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5683 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5684 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5685 (bdesc_3arg, avr_expand_triop_builtin): New.
5686 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5687 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5688 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5689 (avr_map_equal_p, avr_map_sig_p): Remove.
5690 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5691 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5692 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5693 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5694 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5695 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5697 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5699 * config/c6x/c6x.md (reserve_cycles): New attribute.
5700 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5701 don't reserve functional units after the branch occurs.
5703 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5706 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5707 functions into non-tm_pure functions.
5709 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5712 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5713 (iterative_hash_canonical_type): Likewise.
5714 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5717 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5719 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5720 sched-group insn, it either remains alone or the entire list is pruned.
5722 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5724 * doc/install.texi (Prerequisites): Fix grammar.
5725 (Configuration): Likewise.
5727 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5729 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5730 MPC as part of GCC before describing configuring with --with-gmp etc.
5731 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5732 sources are present.
5734 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5737 * dwarf2out.c (clone_tree_hash): New function.
5738 (copy_decls_walk): Use it instead of clone_tree.
5740 2012-02-14 Richard Guenther <rguenther@suse.de>
5742 PR tree-optimization/52244
5743 PR tree-optimization/51528
5744 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5745 replacements for integral types.
5747 2012-02-14 Walter Lee <walt@tilera.com>
5749 * config.gcc: Handle tilegx and tilepro.
5750 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5752 Add HAVE_AS_TLS check for tilegx and tilepro.
5753 * configure: Regenerate.
5754 * doc/contrib.texi: Add Mat Hostetter and self.
5755 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5756 Document instruction intrinsics and network accessing intrinsics.
5757 (TILEPro Built-in Functions): New node. Document instruction
5758 intrinsics and network accessing intrinsics.
5759 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5760 (Specific, tilepro-*-linux*): Likewise.
5761 * doc/invoke.texi (TILE-Gx Options): New section.
5762 (TILEPro Options): New section.
5763 * doc/md.texi (TILE-Gx): New section.
5764 (TILEPro): New section.
5765 * common/config/tilegx/tilegx-common.c: New file.
5766 * common/config/tilepro/tilepro-common.c: New file.
5767 * config/tilegx/constraints.md: New file.
5768 * config/tilegx/linux.h: New file.
5769 * config/tilegx/mul-tables.c: New file.
5770 * config/tilegx/predicates.md: New file.
5771 * config/tilegx/sync.md: New file.
5772 * config/tilegx/t-tilegx: New file.
5773 * config/tilegx/tilegx-builtins.h: New file.
5774 * config/tilegx/tilegx-c.c: New file.
5775 * config/tilegx/tilegx-generic.md: New file.
5776 * config/tilegx/tilegx-modes.def: New file.
5777 * config/tilegx/tilegx-multiply.h: New file.
5778 * config/tilegx/tilegx-protos.h: New file.
5779 * config/tilegx/tilegx.c: New file.
5780 * config/tilegx/tilegx.h: New file.
5781 * config/tilegx/tilegx.md: New file.
5782 * config/tilegx/tilegx.opt: New file.
5783 * config/tilepro/constraints.md: New file.
5784 * config/tilepro/gen-mul-tables.cc: New file.
5785 * config/tilepro/linux.h: New file.
5786 * config/tilepro/mul-tables.c: New file.
5787 * config/tilepro/predicates.md: New file.
5788 * config/tilepro/t-tilepro: New file.
5789 * config/tilepro/tilepro-builtins.h: New file.
5790 * config/tilepro/tilepro-c.c: New file.
5791 * config/tilepro/tilepro-generic.md: New file.
5792 * config/tilepro/tilepro-modes.def: New file.
5793 * config/tilepro/tilepro-multiply.h: New file.
5794 * config/tilepro/tilepro-protos.h: New file.
5795 * config/tilepro/tilepro.c: New file.
5796 * config/tilepro/tilepro.h: New file.
5797 * config/tilepro/tilepro.md: New file.
5798 * config/tilepro/tilepro.opt: New file.
5800 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5802 PR tree-optimization/52210
5803 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5804 vect_model_simple_cost with two entry vect_def_type array instead
5805 of an address of dt.
5807 2012-02-14 Richard Guenther <rguenther@suse.de>
5810 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5811 Do not stream DECL_QUALIFIER.
5812 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5813 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5814 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5816 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5819 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5822 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5825 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5826 * cselib.c (cselib_subst_to_values_from_insn): New function.
5827 * sched-deps.c (add_insn_mem_dependence,
5828 sched_analyze_1, sched_analyze_2): Use it.
5830 2012-02-13 Jan Hubicka <jh@suse.cz>
5833 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5835 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5837 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5838 (GTM_SELF_SPECS): Define if not already defined.
5839 (driver_self_specs): Add GTM_SELF_SPECS.
5840 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5841 (GTM_SELF_SPECS): Define.
5842 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5843 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5845 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5847 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5850 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5853 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5854 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5856 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5859 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5861 2012-02-13 Richard Guenther <rguenther@suse.de>
5863 PR translation/52211
5864 * passes.c (enable_disable_pass): Fix typo.
5866 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5869 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5870 XOR for reduce_bit_field if type is unsigned.
5872 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5874 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5875 disallow changes from SFmode to mode with different size in FP regs.
5877 2012-02-12 Robert Millan <rmh@gnu.org>
5878 Gerald Pfeifer <gerald@pfeifer.com>
5880 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5883 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5885 PR rtl-optimization/52175
5886 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5887 to frame-related instructions.
5889 2012-02-10 Jason Merrill <jason@redhat.com>
5892 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5893 (demangle_new_symbols): Fill it.
5894 (scan_linker_output): Walk it.
5895 (start_tweaking): Split out from scan_linker_output.
5896 (maybe_tweak): Update sym->chosen.
5897 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5899 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5902 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5904 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5906 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5907 having the same mode as previous compare.
5909 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5911 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5912 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5913 (nonlocal_goto_internal): Likewise.
5914 (nonlocal_goto): Emit a use and an indirect jump directly.
5916 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5919 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5920 __atomic_{is,always}_lock_free.
5922 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5925 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5926 negative constant address for x32.
5928 2012-02-10 Richard Henderson <rth@redhat.com>
5930 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5931 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5932 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5934 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5935 Ira Rosen <irar@il.ibm.com>
5937 PR tree-optimization/50031
5938 * targhooks.c (default_builtin_vectorization_cost): Handle
5940 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5941 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5942 all types of reduction and pattern statements.
5943 (vect_estimate_min_profitable_iters): Likewise.
5944 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5945 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5946 for explicit realigns.
5947 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5948 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5950 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5951 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5952 vec_perm for VSX and handle vec_promote_demote.
5954 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5957 * builtins.c (fold_builtin_atomic_always_lock_free,
5958 expand_builtin_atomic_always_lock_free,
5959 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5960 Return and/or test boolean_true_node/boolean_false_node instead of
5961 integer_one_node/integer_zero_node.
5963 2012-02-10 Jan Hubicka <jh@suse.cz>
5966 * predict.c (predict_paths_for_bb): Prevent looping.
5967 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5969 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5971 * config/arm/arm.c (output_move_double): In one case properly
5972 count number of instructions that will be emitted.
5974 2012-02-10 Richard Guenther <rguenther@suse.de>
5976 PR translation/52193
5977 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5979 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5982 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5984 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5987 * var-tracking.c (emit_note_insn_var_location): If
5988 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5989 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5990 non-NOTE_DURING_CALL_P insn.
5992 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5995 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5997 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6000 * gcc.c (switch_matches) Support switches with separated form,
6003 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6005 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6007 (RAMPZ_ADDR): Ditto.
6008 * config/avr/avr.c (avr_addr_t): New typedef.
6009 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6010 (avr_init_expanders): Initialize it.
6011 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6013 (expand_epilogue): Ditto.
6014 (avr_print_operand): Ditto.
6015 (avr_file_start): Ditto.
6016 (avr_emit_movmemhi): Ditto.
6018 2012-02-08 Richard Guenther <rguenther@suse.de>
6020 PR tree-optimization/46886
6021 * tree-flow.h (do_while_loop_p): Declare.
6022 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6023 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6025 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6027 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6028 always succeed for integers larger than a native word.
6030 2012-02-08 Richard Guenther <rguenther@suse.de>
6032 PR rtl-optimization/52170
6033 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6034 properly handle integer vector modes.
6036 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6038 PR gcov-profile/52150
6039 * coverage.c: Include target.h.
6040 (build_var): Call targetm.strip_name_encoding on the assembler name.
6041 Change one _ into . or $ if the target allows it.
6042 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6044 PR rtl-optimization/52139
6045 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6046 is a BARRIER after emit_insn_after_noloc, move BB_END
6047 to the last non-BARRIER insn before it.
6049 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6052 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6053 (mips_gimplify_va_arg_expr): Call it instead of
6054 std_gimplify_va_arg_expr.
6056 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6058 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6059 message for -mno-pointers-to-nested-function.
6061 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6064 * expr.c (get_inner_reference): If there is an offset, add a negative
6065 bit position to it (if any).
6067 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6069 PR rtl-optimization/52060
6070 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6071 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6072 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6073 and/or i0src_copy2 when needed.
6075 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6077 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6078 or LTOPLUGINSONAME if have_c.
6080 * config/freebsd-spec.h: Add comment about what macros can be defined
6082 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6083 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6086 2012-02-07 Richard Guenther <rguenther@suse.de>
6088 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6089 newline in -alias dumps.
6091 2012-02-07 Kai Tietz <ktietz@redhat.com>
6092 Dave Korn <dave.korn.cygwin@gmail.com>
6095 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6096 Take care that typinfo gets dllexport-attribute.
6098 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6101 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6102 if modifier < EXPAND_SUM call force_operand on the result.
6104 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6106 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6107 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6109 (epiphany_function_type): Replace types for specific interrupts with
6110 EPIPHANY_FUNCTION_INTERRUPT.
6111 (EPIPHANY_INTERRUPT_P): Update.
6112 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6113 New static function.
6114 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6115 <disinterrupt>: Affects type identity.
6116 (epiphany_handle_interrupt_attribute): Handle variable number of
6118 (epiphany_compute_function_type): Update for new
6119 epiphany_function_type definition.
6120 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6121 handlers with a longcall forwarder.
6122 (epiphany_start_function): Handle multiple interrupt arguments and/or
6123 forwarder_section attribute.
6125 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6128 2012-02-07 Alan Modra <amodra@gmail.com>
6131 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6134 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6136 PR tree-optimization/50969
6137 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6138 use vec_perm rather than vector_stmt.
6139 (vect_model_load_cost): Likewise.
6140 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6141 vec_perm to be the same as other vector statements.
6142 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6143 cost of vec_perm for TARGET_VSX.
6145 2012-02-06 Richard Guenther <rguenther@suse.de>
6147 PR tree-optimization/52115
6148 * tree-sra.c (access_has_replacements_p): New function.
6149 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6151 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6154 * trans-mem.c (expand_call_tm): Add an assertion.
6155 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6158 2012-02-06 Richard Guenther <rguenther@suse.de>
6160 PR tree-optimization/50955
6161 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6162 raise cost of expressions that replace an address with an
6163 expression based on a different pointer.
6165 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6168 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6169 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6171 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6174 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6175 -Weffc++ and specify guidelines come from second edition.
6177 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6179 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6180 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6181 (call_direct_split, call_value_split, call_value_internal_direct)
6182 (call_value_direct_split, call_value_multiple_split): Use jal and
6183 jal_macro attributes.
6185 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6187 * reload1.c (reload_regs_reach_end_p): Replace with...
6188 (reload_reg_rtx_reaches_end_p): ...this function.
6189 (new_spill_reg_store): Update commentary.
6190 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6191 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6192 before setting new_spill_reg_store.
6193 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6194 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6195 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6196 for non-spill reload registers.
6198 2012-02-05 Ira Rosen <irar@il.ibm.com>
6200 PR tree-optimization/52091
6201 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6202 (vect_is_simple_use_1): Likewise.
6203 * tree-vect-loop.c (vectorizable_reduction): Update calls
6204 to vect_is_simple_use_1 and vect_is_simple_use.
6205 (vectorizable_live_operation): Likewise.
6206 * tree-vect-patterns.c (widened_name_p,
6207 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6208 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6209 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6210 vectorizable_shift,vectorizable_operation, vectorizable_store,
6211 vectorizable_load): Likewise.
6212 (vect_is_simple_cond): Add an argument, pass it to
6213 vect_is_simple_use_1.
6214 (vectorizable_condition): Update calls to vect_is_simple_cond,
6216 (vect_is_simple_use): Add an argument, the statement in which
6217 OPERAND is used. Check that if OPERAND's def stmt is a double
6218 reduction phi node, the use is a phi node too.
6219 (vect_is_simple_use_1): Add an argument, pass it to
6221 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6222 to vect_is_simple_use.
6224 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6226 PR rtl-optimization/52095
6227 * modulo-sched.c (dump_insn_locator): New function.
6228 (loop_canon_p, sms_schedule): Use it.
6230 PR rtl-optimization/52113
6231 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6232 even for decomposable shift/zext insns.
6234 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6235 Zdenek Dvorak <ook@ucw.cz>
6237 PR rtl-optimization/52092
6238 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6239 on get_iv_value result.
6241 2012-02-02 Andrew Pinski <apinski@cavium.com>
6245 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6247 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6250 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6252 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6254 PR rtl-optimization/49800
6255 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6256 (sched_finish): Call regstat_free_n_sets_and_refs.
6258 2012-02-02 Jia Liu <proljc@gmail.com>
6260 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6263 2012-02-02 Jan Hubicka <jh@suse.cz>
6264 Tom de Vries <tom@codesourcery.com>
6267 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6268 * varpool.c (varpool_analyze_pending_decls): Likewise.
6270 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6271 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6273 * config.gcc: Add cr16-* support.
6275 * doc/extend.texi: Document cr16 extensions.
6276 * doc/install.texi: Document cr16 install.
6277 * doc/invoke.texi: Document cr16 options.
6278 * doc/md.texi: Document cr16 constraints.
6280 * common/config/cr16/cr16-common.c: New file.
6281 * config/cr16/cr16.c: New file.
6282 * config/cr16/cr16.h: New file.
6283 * config/cr16/cr16.md: New file.
6284 * config/cr16/cr16.opt: New file.
6285 * config/cr16/cr16-protos.h: New file.
6286 * config/cr16/predicates.md: New file.
6287 * config/cr16/constraints.md: New file.
6288 * config/cr16/t-cr16: New file.
6290 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6293 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6294 that operands[2] is either immediate, or q_regs_operand.
6296 PR tree-optimization/52073
6297 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6298 a pattern stmt for pattern uses, ignore uses outside of the loop.
6300 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6302 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6303 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6304 (OUT_AS1, OUT_AS2): Remove.
6306 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6308 PR rtl-optimization/51374
6309 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6310 to cross other volatile_refs_p insns.
6312 2012-02-01 Richard Guenther <rguenther@suse.de>
6314 * doc/invoke.texi (fno-inline): Clarify documentation.
6315 (finline-small-functions): Likewise.
6316 (finline-functions): Likewise.
6317 * common.opt (finline): Adjust comment and documentation.
6318 (finline-small-functions): Clarify documentation.
6319 (finline-functions): Likewise.
6320 (finline-functions-called-once): Likewise.
6322 2012-02-01 Tristan Gingold <gingold@adacore.com>
6324 * c-typeck.c (composite_type): Keep mode for pointers.
6326 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6328 * function.h (regno_reg_rtx): Adjust comment.
6329 * reginfo.c (init_reg_modes_target): Only use the previous mode
6330 if it fits within one register. Remove MIPS comment.
6332 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6335 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6337 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6339 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6340 to srak instruction.
6342 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6344 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6346 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6351 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6353 2012-01-31 Richard Guenther <rguenther@suse.de>
6355 PR tree-optimization/51528
6356 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6359 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6364 * ree.c (add_removable_extension): Change def_map argument
6365 to unsigned *, store in def_map 1 + offset into *insn_list vector
6366 instead of pointers into the vector.
6367 (find_removable_extensions): Adjust caller.
6369 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6371 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6372 Transform all "* quoted-c-code" to { c-code }.
6373 Remove redundant test for "optimize" in combine patterns.
6374 Move (include "avr-dimode.md") to end of file.
6376 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6379 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6380 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6382 2012-01-30 Richard Guenther <rguenther@suse.de>
6384 PR tree-optimization/52028
6385 * tree-loop-distribution.c (ldist_gen): Properly update
6388 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6391 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6392 set_cur_line_info_table if not emitting debug info.
6394 PR tree-optimization/52046
6395 * tree-vect-patterns.c (check_bool_pattern): Give up if
6396 a comparison could throw.
6399 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6401 2012-01-30 Richard Guenther <rguenther@suse.de>
6403 PR tree-optimization/52045
6404 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6405 SSA form if cfgcleanup did anything.
6407 2012-01-30 Richard Guenther <rguenther@suse.de>
6409 PR tree-optimization/52045
6410 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6411 before computing final todo.
6413 2012-01-30 Richard Guenther <rguenther@suse.de>
6415 PR tree-optimization/51528
6416 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6419 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6421 * df-problems.c (df_kill_notes): Check that the use refers
6422 to the note under examination.
6424 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6427 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6428 parameter and use short-lived pseudos.
6429 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6430 (sparc_expand_vector_init): Const-ify local variables and adjust
6431 calls to above functions.
6433 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6435 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6437 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6439 * doc/invoke.texi: Make usage of "compile time" and
6440 "run time"/"runtime" consistent throughout the file.
6442 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6444 * config/alpha/alpha.c (alpha_option_override): Default to
6445 full IEEE compliance mode for Go language.
6447 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6449 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6450 (LINK_SSP_SPEC): Define.
6452 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6455 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6458 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6460 * doc/invoke.texi: Correct hyphenation of "floating point",
6461 "double precision", and related terminology throughout the file.
6463 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6466 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6467 arm_general_register_operand predicate for operand 2 instead of
6470 2012-01-27 Ian Lance Taylor <iant@google.com>
6473 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6474 * builtins.c (expand_builtin_init_trampoline): Add onstack
6475 parameter. Change caller.
6476 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6477 * tree.c (build_common_builtin_nodes): Declare
6478 __builtin_init_heap_trampoline.
6480 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6482 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6483 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6484 * config/avr/avr.c: Ditto.
6485 (avr_regnames): Remove because unused.
6486 * config/avr/avr.md (*cpse.ne): New peephole.
6487 (*cpse.eq): New peephole from former cpse peepholes.
6489 2012-01-27 Michael Eager <eager@eagercon.com>
6491 * config/microblaze.c (microblaze_emit_compare): Correct
6492 test after pcmp instruction.
6494 2012-01-27 Richard Guenther <rguenther@suse.de>
6496 PR tree-optimization/52020
6497 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6499 2012-01-27 Richard Guenther <rguenther@suse.de>
6501 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6502 function non-const/pure.
6504 2012-01-27 Richard Guenther <rguenther@suse.de>
6506 PR tree-optimization/50444
6507 * tree-sra.c (build_ref_for_offset): Properly adjust the
6508 MEM_REF type for unaligned accesses.
6510 2012-01-27 Richard Guenther <rguenther@suse.de>
6512 PR tree-optimization/50444
6513 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6514 (expand_assignment): Use it. Properly handle misaligned
6515 bases when expanding stores to component references.
6516 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6519 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6522 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6523 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6524 * tree-data-ref.c (find_data_references_in_loop): Make static.
6525 (compute_all_dependences): Change return type to bool. Bail out
6526 for too many datarefs in a loop. Move the hunk resetting the data
6527 dependences vector from ...
6528 (compute_data_dependences_for_loop): ... here. Account for
6529 compute_all_dependences returning false.
6530 (compute_data_dependences_for_bb): Likewise.
6531 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6532 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6534 2012-01-27 Richard Guenther <rguenther@suse.de>
6537 * expr.c (store_field): Use the alias-set of the scratch memory
6540 2012-01-27 Tom de Vries <tom@codesourcery.com>
6542 PR tree-optimization/51990
6543 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6545 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6547 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6550 * var-tracking.c (reverse_op): Don't add any reverse operation
6551 if V already has any constant locations.
6553 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6555 * doc/invoke.texi: Correct usage of "command line" (noun)
6556 vs "command-line" (adjective) throughout.
6558 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6560 * doc/invoke.texi (Language Independent Options): Move
6561 -Wcoverage-mismatch blurb from here....
6562 (Warning Options): ...to here.
6564 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6566 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6567 Set rs6000_always_hint to false for 476.
6569 2012-01-27 Matthias Klose <doko@ubuntu.com>
6571 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6573 * incpath.c (add_standard_paths): Likewise.
6575 2012-01-27 Richard Henderson <rth@redhat.com>
6577 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6578 * config/m68k/sync.md (atomic_test_and_set): Rename from
6579 sync_test_and_setqi and adjust the operands.
6580 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6581 and unconditionally enable.
6583 2012-01-27 Richard Henderson <rth@redhat.com>
6585 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6586 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6587 (ldstub): Rename from ldstubqi.
6588 (ldstub<I24MODE>): Remove.
6590 2012-01-27 Richard Henderson <rth@redhat.com>
6592 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6593 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6594 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6595 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6596 * doc/tm.texi: Rebuild.
6598 2012-01-27 Richard Henderson <rth@redhat.com>
6600 * optabs.c (gen_atomic_test_and_set): Remove default.
6601 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6603 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6605 PR rtl-optimization/51978
6606 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6607 (combine_reaching_defs): Likewise.
6608 (struct re_info): Remove.
6609 (add_removable_extension): Remove x and data arguments,
6610 add insn, insn_list and def_map. Use the arguments directly
6611 instead of using struct re_info.
6612 (find_removable_extensions): Don't call add_removable_extension
6613 through note_stores, instead just call it with single_set
6615 (find_and_remove_re): Pass curr_cand->expr instead of
6616 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6618 2012-01-26 Michael Matz <matz@suse.de>
6620 PR tree-optimization/46590
6621 * cfgexpand.c: Revert last change (r183305).
6622 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6624 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6625 checking for emptiness.
6627 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6630 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6631 non-addressable non-BLKmode base correctly.
6633 2012-01-26 Michael Matz <matz@suse.de>
6635 PR tree-optimization/48794
6636 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6637 regions referenced from RESX/EH_DISPATCH.
6639 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6641 * config/s390/s390.h: Make BRANCH_COST an option.
6642 * config/s390/s390.opt: New option -mbranch-cost.
6644 2012-01-26 Richard Henderson <rth@redhat.com>
6646 Revert 2012-01-24 change:
6647 * trans-mem.c (requires_barrier): Do not instrument thread local
6648 variables and emit save/restore for them.
6650 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6653 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6656 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6658 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6661 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6664 Rename __pgm to __flash.
6665 Rename __pgm1 to __flash1.
6666 Rename __pgm2 to __flash2.
6667 Rename __pgm3 to __flash3.
6668 Rename __pgm4 to __flash4.
6669 Rename __pgm5 to __flash5.
6670 Rename __pgmx to __memx.
6671 * doc/extend.texi (AVR Named Address Spaces)
6672 Rename address space names as indicated above.
6673 * config/avr/avr.c (avr_addrspace): Ditto.
6675 * config/avr/avr-protos.h
6676 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6677 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6678 * config/avr/predicates.md: Ditto.
6679 * config/avr/avr.c Ditto, and
6680 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6681 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6683 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6684 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6685 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6686 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6687 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6688 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6689 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6690 * config/avr/avr.c: Ditto.
6691 * config/avr/avr.md: Ditto.
6693 2012-01-25 Jason Merrill <jason@redhat.com>
6696 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6698 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6700 PR tree-optimization/51987
6701 * tree-data-ref.c (get_references_in_stmt): Handle references in
6702 non-volatile GIMPLE_ASM.
6704 2012-01-25 Richard Guenther <rguenther@suse.de>
6706 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6707 bases are dereferenced.
6709 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6711 PR rtl-optimization/48374
6712 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6714 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6716 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6717 compute_data_dependences_for_loop returns false.
6718 * tree-parloops.c (loop_parallel_p): Likewise.
6720 2012-01-25 Richard Guenther <rguenther@suse.de>
6722 * tree.h (get_pointer_alignment_1): Declare.
6723 * builtins.c (get_pointer_alignment_1): New function.
6724 (get_pointer_alignment): Use it.
6726 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6728 PR rtl-optimization/48308
6729 * combine.c (enum undo_kind): Add UNDO_LINKS.
6730 (struct undo): Add member l to other_contents and where.
6731 (do_SUBST_LINK): New.
6733 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6734 (undo_all): Handle UNDO_LINKS.
6736 2012-01-25 Richard Henderson <rth@redhat.com>
6738 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6741 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6743 * optabs.c (gen_atomic_test_and_set): Use each argument.
6745 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6747 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6748 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6749 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6750 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6751 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6752 TARGET_PAIRED_SINGLE_FLOAT.
6754 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6756 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6757 (in_struct, return_val): Remove MEM documentation.
6758 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6759 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6760 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6762 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6763 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6764 * expr.c (store_field): Likewise.
6765 * function.c (assign_stack_temp_for_type): Likewise.
6766 * ifcvt.c (noce_try_cmove_arith): Likewise.
6767 * reload1.c (reload): Likewise.
6768 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6769 (alpha_set_memflags): Likewise.
6770 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6772 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6774 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6776 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6777 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6778 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6780 * cselib.c (cselib_rtx_varies_p): Delete.
6781 (cselib_invalidate_mem): Update call to canon_true_dependence.
6782 * dse.c (record_store, check_mem_read_rtx): Likewise.
6783 (scan_reads_nospill): Likewise.
6784 * cse.c (check_dependence): Likewise.
6785 (cse_rtx_varies_p): Delete.
6786 * expr.c (safe_from_p): Update call to true_dependence.
6787 * ira.c (validate_equiv_mem_from_store): Likewise.
6788 (memref_referenced_p): Likewise.
6789 * postreload-gcse.c (find_mem_conflicts): Likewise.
6790 * sched-deps.c (sched_analyze_2): Likewise.
6791 * store-motion.c (load_kills_store): Likewise.
6792 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6793 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6794 (compute_transp): Update call to canon_true_dependence.
6796 2012-01-25 Richard Henderson <rth@redhat.com>
6798 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6799 (maybe_emit_atomic_test_and_set): New.
6800 (expand_sync_lock_test_and_set): Use it.
6801 (expand_atomic_test_and_set): Likewise.
6802 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6803 the implementation; clarify implementation defined details.
6804 * doc/md.texi (atomic_test_and_set): Document.
6806 2012-01-25 Richard Henderson <rth@redhat.com>
6808 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6810 2012-01-25 Richard Henderson <rth@redhat.com>
6813 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6814 to effect no-op split.
6816 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6819 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6820 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6821 (BT_FN_VOID_PTR_INT_SIZE): New.
6822 (BT_FN_UINT_UINT_VAR): Remove.
6823 (BT_FN_UINT32_UINT32_VAR): New.
6824 (BT_FN_DOUBLE_VPTR): Remove.
6825 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6827 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6828 (_ITM_changeTransactionMode): Same.
6829 (_ITM_memmoveRtWt): Change return type to void.
6830 (_ITM_memcpyRtWt): Same.
6831 (_ITM_memsetW): Same.
6832 (_ITM_RaRD): Change types to double.
6837 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6839 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6840 Patrick Marlier <patrick.marlier@gmail.com>
6842 * trans-mem.c (requires_barrier): Do not instrument thread local
6843 variables and emit save/restore for them.
6845 2012-01-24 Jason Merrill <jason@redhat.com>
6848 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6849 output static aliases.
6851 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6854 * common.opt (-pie, -shared, pie, shared): Change from Common to
6856 * gcc.c (display_help): Display help for -pie and -shared.
6858 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6861 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6862 Remove note on size/offset limitation.
6863 (AVR Variable Attributes): Add example how to read data located
6864 with progmem. Refer to named address spaces.
6865 * doc/invoke.texi (AVR Options): Fix typo.
6867 2012-01-24 Richard Guenther <rguenther@suse.de>
6869 Forward-port to trunk
6870 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6873 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6874 op0 isn't sufficiently aligned and there is movmisalignM
6875 insn for mode, use it to load op0 into a temporary register.
6877 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6880 * target.def (const_not_ok_for_debug_p): New hook.
6881 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6883 * doc/tm.texi: Regenerated.
6884 * dwarf2out.c (const_ok_for_output_1): If
6885 targetm.const_not_ok_for_debug_p returns true, fail.
6886 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6888 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6890 2012-01-23 Kai Tietz <ktietz@redhat.com>
6893 * config/i386/predicates.md (symbolic_operand): Allow
6894 UNSPEC_PCREL as PIC expression for lea.
6895 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6896 * config/i386/i386.c (ix86_delegitimize_address): Handle
6897 UNSPEC_PCREL for none-MEM, too.
6899 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6901 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6902 (ipa_tm_create_version_alias): Same.
6904 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6907 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6908 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6910 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6911 Patrick Marlier <patrick.marlier@gmail.com>
6912 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6915 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6916 simple_object_start_read.
6918 2012-01-23 Richard Guenther <rguenther@suse.de>
6921 PR tree-optimization/51895
6922 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6923 parameter decomposition into BLKmode components.
6925 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6927 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6928 fake variables for restrict-qualified pointers whose pointed-to type
6929 contains a placeholder.
6931 2012-01-23 Richard Guenther <rguenther@suse.de>
6933 PR tree-optimization/51949
6934 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6936 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6938 PR rtl-optimization/51933
6939 * ree.c (transform_ifelse): Return true right away if dstreg is
6940 already wider or equal to cand->mode.
6941 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6942 (make_defs_and_copies_lists): Remove defs_list and copies_list
6943 arguments, add state argument, just truncate state->work_list
6944 instead of always allocating and freeing the vector. Assert that
6945 get_defs succeeds instead of returning 2. Changed return type to bool.
6946 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6947 have ext_src_mode, see if it has been modified already with the
6948 right kind of extension and has been extended before from the
6949 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6950 just return true. Remember the original mode in state->modified array.
6951 (combine_reaching_defs): Add state argument. Don't allocate and
6952 free here def_list, copied_list and vec vectors, instead just
6953 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6954 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6955 Add state variable, clear vectors in it, initialize state.modified
6956 if needed. Free all the vectors at the end and state.modified too.
6957 Don't skip a candidate if the extension expression has been modified.
6959 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6962 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6963 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6964 (extra_options) interix.opt -> i386/interix.opt"
6965 (extra_objs):Add winnt-stubs.o
6966 * configure.ac: Add interix to target_os .comm on PE check.
6967 * configure: Regenerate.
6968 * config/interix3.h: Delete and move bits to..
6969 * config/interix.h: Delete and move bits to..
6970 * config/i386/i386-interix3.h: Delete and move bits to..
6971 * config/i386/i386-interix.h: ..here.
6972 (TARGET_CPU_DEFAULT): Remove redefinition.
6973 (TARGET_ASM_CONSTRUCTOR): Undefine.
6974 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6975 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6976 (PTRDIFF_TYPE): Define.
6977 (LONG_DOUBLE_TYPE_SIZE): Define.
6978 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6979 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6980 (TARGET_SECTION_TYPE_FLAGS): Define.
6981 (ASM_DECLARE_FUNCTION_NAME): Define.
6982 (ASM_OUTPUT_EXTERNAL): Define.
6983 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6984 (ASM_OUTPUT_ALIGNED_BSS): Define.
6985 (PCC_BITFIELD_TYPE_MATTERS): Define.
6986 (USE_CONST_SECTION): Define.
6987 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6988 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6989 (SUPPORTS_ONE_ONLY): Remove.
6990 (I386_PE_STRIP_ENCODING): Define.
6991 * config/interix.opt: Delete and move bits to..
6992 * config/i386/interix.opt: ..here. New.
6993 (mpe-aligned-commons): Add.
6994 * config/i386/t-interix: Add copyright header.
6995 (winnt-stubs.o): Add rule.
6997 2012-01-22 Jason Merrill <jason@redhat.com>
7000 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7001 for extra name aliases.
7003 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7005 PR rtl-optimization/51924
7006 * ree.c (combine_set_extension): Improve debugging message.
7007 (combine_reaching_defs): Likewise.
7008 (get_defs): Rename confusingly named variable.
7009 (find_and_remove_re): Skip a candidate if the extension expression has
7012 2012-01-21 Robert Millan <rmh@gnu.org>
7013 Gerald Pfeifer <gerald@pfeifer.com>
7015 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7016 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7018 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7020 PR tree-optimization/51914
7021 * tree-vect-stmts.c (vectorizable_conversion): For
7022 cvt_type && modifier == WIDEN, put temporary with cvt_type
7023 at the beginning of vec_dsts and set vec_dest to temporary
7026 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7028 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7030 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7032 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7033 * config/rs6000/rs6000.c: Likewise.
7035 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7038 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7039 output_move_double on a copy of operands array.
7041 2012-01-20 Cary Coutant <ccoutant@google.com>
7042 Dodji Seketeli <dodji@redhat.com>
7045 * dwarf2out.c (copy_declaration_context): Return ref to parent
7046 of declaration DIE, if necessary.
7047 (remove_child_or_replace_with_skeleton): Add new parameter; update
7048 caller. Place skeleton DIE under parent DIE of original declaration.
7049 Move call to copy_declaration_context to here ...
7050 (break_out_comdat_types): ... from here.
7052 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7054 PR rtl-optimization/51856
7055 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7058 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7061 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7062 hints for neon loads and stores.
7064 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7068 * doc/extend.texi (Named Address Spaces): Split into subsections.
7069 (AVR Named Address Spaces): New subsection.
7070 (M32C Named Address Spaces): New subsection.
7071 (RL78 Named Address Spaces): New subsection.
7072 (SPU Named Address Spaces): New subsection.
7073 (Variable Attributes): New anchor "AVR Variable Attributes".
7074 (AVR Variable Attributes): Rewrite and avoid wording
7075 "address space" in this context.
7076 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7077 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7078 (AVR Built-in Macros): New subsubsection therein.
7079 * doc/md.texi (AVR constraints): Remove "C04", "R".
7081 2012-01-20 Richard Guenther <rguenther@suse.de>
7083 PR tree-optimization/51903
7084 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7085 when removing stmts.
7087 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7090 * config/arm/arm.c (arm_load_pic_register): Use
7091 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7092 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7093 (arm_pic_static_addr): Likewise.
7094 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7095 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7096 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7097 (pic_load_addr_unified): New.
7099 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7102 * function.c (instantiate_virtual_regs_in_insn): Use
7103 delete_insn_and_edges when removing a wrong asm insn.
7105 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7107 PR rtl-optimization/40761
7108 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7109 Add new member loop_num.
7110 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7111 (ira_build): Remove the parameter.
7113 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7114 (ira.c): Do not build CFG loops for one region allocation. Remove
7115 argument from ira_build call.
7117 * ira-build.c (init_loop_tree_node): New function.
7118 (create_loop_tree_nodes): Use it. Separate the case when CFG
7119 loops are not built.
7120 (more_one_region_p): Check current_loops.
7121 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7123 (add_loop_to_tree): Process loop equal to NULL too.
7124 (form_loop_tree): Separate the case when CFG loops are not built.
7125 Use explicitly number for the root.
7126 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7128 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7129 instead of loop->num.
7130 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7131 (mark_all_loops_for_removal): Ditto.
7132 (remove_unnecessary_regions): Separate the case when CFG loops
7134 (ira_build): Remove the parameter. Use explicit number of regions
7135 when CFG loops are not built.
7137 * ira-color.c (print_loop_title): Separate the case for the root node.
7138 Use loop_num instead of loop->num.
7139 (move_spill_restore): Use loop_num instead of loop->num.
7141 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7142 (change_loop): Ditto.
7143 (change_loop): Use loop_num instead of loop->num.
7145 * ira-lives.c (process_bb_node_lives): Ditto.
7147 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7149 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7151 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7154 * tree-mudflap.c (mf_artificial): New function.
7155 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7156 mx_register_decls, mudflap_enqueue_decl): Use it.
7159 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7160 numbers in the insn pattern.
7162 2012-01-19 Michael Matz <matz@suse.de>
7164 PR tree-optimization/46590
7165 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7166 use it in remembering which conflicts we already created.
7167 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7170 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7173 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7174 (merge_and_complain): Same.
7176 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7179 * config/initfini-array.h: Guard content of the header
7180 with #ifdef HAVE_INITFINI_ARRAY.
7181 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7182 Add initfini-array.h to tm_file here.
7183 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7184 * config.gcc: Don't add initfini-array.h to tm_file here.
7185 * configure: Regenerated.
7187 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7189 PR rtl-optimization/51505
7190 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7191 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7192 (df_note_bb_compute): Update the call to df_kill_notes.
7194 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7196 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7198 2012-01-18 Richard Guenther <rguenther@suse.de>
7200 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7201 of conversions to void *.
7203 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7204 Richard Sandiford <rdsandiford@googlemail.com>
7208 * optabs.h (simplify_expand_binop): Declare.
7209 * optabs.c (simplify_expand_binop): Make global.
7210 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7211 endian targets if the source cannot be exactly covered by word
7214 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7217 * hard-reg-set.h (struct hard_reg_set_container): New type.
7218 * target.h (struct hard_reg_set_container): Forward declare.
7219 * target.def (set_up_by_prologue): New target hook.
7220 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7221 * doc/tm.texi: Regenerated.
7222 * function.c (thread_prologue_and_epilogue_insns): Change
7223 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7224 Call targetm.set_up_by_prologue on it.
7225 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7226 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7228 2012-01-17 Nick Clifton <nickc@redhat.com>
7230 * config/rx/rx.c (rx_can_use_simple_return): New function.
7231 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7232 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7234 2012-01-17 Richard Guenther <rguenther@suse.de>
7237 * expr.c (expand_assignment): Take address-space information
7238 from the address operand of MEM_REF and TARGET_MEM_REF.
7239 (expand_expr_real_1): Likewise.
7241 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7243 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7244 reload dump is requested.
7246 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7249 * trans-mem.c (requires_barrier): Call may_be_aliased.
7251 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7253 PR tree-optimization/51877
7254 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7255 call arguments and fndecls compare equal, instead return false if they
7256 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7257 both SSA_NAMEs that are valueized the same, or they satisfy
7260 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7262 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7264 * configure: Regenerate.
7266 2012-01-16 Jan Hubicka <jh@suse.cz>
7270 * convert.c (convert_to_integer): Use fold_convert for
7271 converting an INTEGER_CST to integer type.
7273 2012-01-16 Jason Merrill <jason@redhat.com>
7276 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7278 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7281 * config/s390/s390.c (s390_chunkify_start): Don't skip
7282 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7283 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7284 If insn is followed by NOTE_INSN_VAR_LOCATION or
7285 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7286 Don't use location of note insns.
7288 PR tree-optimization/51865
7289 * tree-inline.c (tree_function_versioning): Call remap_decl
7290 on DECL_RESULT whenever it has VOID_TYPE_P type.
7292 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7294 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7295 for calls to locally-binding MIPS16 functions if only the return
7296 type uses float regs.
7298 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7299 Richard Sandiford <rdsandiford@googlemail.com>
7301 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7302 (SYMBOL_32_HIGH): Likewise.
7303 (mips_output_tls_reloc_directive): Declare.
7304 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7305 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7306 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7307 (mips_lo_relocs, mips_hi_relocs): Make extern.
7308 (mips16_stub_function): Move up file.
7309 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7310 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7311 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7312 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7313 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7314 (mips_get_tp): Add MIPS16 support.
7315 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7316 Generalize DTPREL and TPREL handling.
7317 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7318 Add MIPS16 TLS support.
7319 (mips_output_tls_reloc_directive): New function.
7320 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7321 * config/mips/predicates.md (symbolic_operand_with_high)
7322 (tls_reloc_operand): New predicates.
7323 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7324 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7325 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7326 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7327 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7328 (*tls_get_tp_mips16_call_<mode>): Likewise.
7330 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7332 PR rtl-optimization/51821
7333 * recog.c (peep2_find_free_register): Determine clobbered registers
7336 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7339 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7340 * config/avr/avr.c: Likewise.
7341 * config/avr/avr.h: Likewise.
7343 2012-01-13 Ian Lance Taylor <iant@google.com>
7346 * tree.h (TYPE_QUALS): Add cast to int.
7347 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7349 2012-01-13 Ian Lance Taylor <iant@google.com>
7351 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7352 comparing param_index to VEC_length result.
7354 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7356 * c-decl.c: Do not include tree-mudflap.h
7357 * tree-optimize.c: Likewise.
7358 * Makefile.in: Update dependencies.
7360 2012-01-13 Richard Guenther <rguenther@suse.de>
7363 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7364 variable-sized result always use RSO.
7366 2012-01-12 DJ Delorie <dj@redhat.com>
7368 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7369 pointer type, not just the default pointer type.
7371 2012-01-09 Richard Henderson <rth@redhat.com>
7372 Denis Chertykov <chertykov@gmail.com>
7375 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7376 * config/avr/avr.c (avr_can_eliminate): Simplify.
7377 (avr_initial_elimination_offset): Likewise.
7378 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7379 (expand_epilogue): Likewise.
7380 (avr_legitimize_address): Gut.
7381 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7382 (avr_hard_regno_nregs): New.
7383 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7384 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7385 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7386 add soft frame pointer.
7387 (CALL_USED_REGISTERS): Likewise.
7388 (REG_CLASS_CONTENTS): Likewise.
7389 (REGISTER_NAMES): Likewise.
7390 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7391 (HARD_FRAME_POINTER_REGNUM): New.
7392 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7393 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7394 remove the HARD_FRAME_POINTER self-elimination.
7396 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7399 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7400 DECL_EXTERNAL when checking for initializers of progmem variables.
7402 2012-01-12 Ira Rosen <irar@il.ibm.com>
7404 PR tree-optimization/51799
7405 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7406 that the last operation is a type demotion.
7408 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7410 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7411 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7413 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7416 * combine.c (distribute_notes): If i3 is a noreturn call,
7417 allow old_size to be equal to args_size and make sure the
7418 noreturn call gets REG_ARGS_SIZE note.
7419 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7420 on noreturn calls even when the delta is 0.
7422 2012-01-11 Nathan Sidwell <nathan@acm.org>
7424 * gcov.c (STRING_SIZE): Remove.
7425 (generate_results): Erase annotations for source files with no
7426 coverage information.
7428 (output_lines): Use it.
7430 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7432 * gimple.h (gimplify_body): Remove first argument.
7433 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7434 pointer set here, instead just pass DATA to walk_tree.
7435 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7436 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7437 (unvisit_body): Likewise, but with unmark_visited.
7438 (gimplify_body): Remove BODY_P argument and adjust.
7439 (gimplify_function_tree): Adjust call to gimplify_body.
7440 * omp-low.c (finalize_task_copyfn): Likewise.
7442 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7444 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7445 (build_function_type_skip_args): Delete.
7446 * tree.c (build_function_type_skip_args): Make static and add
7447 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7448 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7449 pass it to build_function_type_skip_args.
7450 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7451 (tree_function_versioning): Likewise.
7452 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7453 build_function_decl_skip_args.
7454 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7455 and pass it to build_function_decl_skip_args/tree_function_versioning.
7456 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7457 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7458 * trans-mem.c (ipa_tm_create_version): Likewise.
7459 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7460 * tree-inline.c (declare_return_variable): Remove always-true test.
7461 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7462 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7463 * ipa-split.c (split_function): Skip the return value for the split
7464 part if it doesn't return.
7466 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7468 PR tree-optimization/49642
7469 * ipa-split.c (forbidden_dominators): New variable.
7470 (check_forbidden_calls): New function.
7471 (dominated_by_forbidden): Likewise.
7472 (consider_split): Check for forbidden dominators.
7473 (execute_split_functions): Initialize and free forbidden
7474 dominators info; call check_forbidden_calls.
7476 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7478 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7480 2012-01-11 Nick Clifton <nickc@redhat.com>
7482 * config/rx/rx.md (return): Define pattern.
7484 2012-01-11 Richard Guenther <rguenther@suse.de>
7486 * doc/extend.texi (malloc attribute): Adjust according to
7489 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7490 Patrick Marlier <patrick.marlier@gmail.com>
7493 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7494 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7495 (ipa_tm_note_irrevocable): Same.
7496 (ipa_tm_scan_irr_block): Same.
7497 (ipa_tm_decrement_clone_counts): Same.
7498 (ipa_tm_scan_irr_function): Same.
7499 (ipa_tm_create_version_alias): Same.
7500 (ipa_tm_create_version): Same.
7501 (ipa_tm_transform_calls_redirect): Same.
7502 (ipa_tm_transform_calls): Same.
7503 (ipa_tm_transform_transaction): Same.
7504 (ipa_tm_execute): Same.
7506 2012-01-10 Richard Guenther <rguenther@suse.de>
7509 * opts.c (common_handle_option): Handle -Werror.
7511 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7513 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7516 2012-01-10 Jason Merrill <jason@redhat.com>
7518 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7521 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7523 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7524 supports R_386_TLS_GD_PLT reloc.
7525 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7526 supports R_386_TLS_LDM_PLT reloc.
7527 * configure: Regenerate.
7528 * config.in: Regenerate.
7530 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7533 Extend __pgmx semantics to linearize memory.
7534 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7535 determine if code comes inline or from libgcc.
7536 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7537 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7538 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7539 (movmemx_qi, movmemx_hi): New insns.
7540 (xload_<mode>_libgcc): Rewrite to new insn condition.
7541 (xload_<mode>): Remove insns.
7542 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7543 cases that don't satisfy avr_xload_libgcc_p().
7544 (avr_addr_space_convert): Allow converting in any direction.
7545 (avr_addr_space_subset_p): Return always true.
7546 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7547 (avr_emit_movmemhi): Ditto.
7548 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7549 (avr_out_movmem): Ditto.
7550 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7551 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7552 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7553 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7554 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7556 2012-01-10 Richard Guenther <rguenther@suse.de>
7558 PR tree-optimization/50913
7559 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7560 Require data-refs to be representable by Graphite with respect
7563 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7565 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7566 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7568 2012-01-10 Tom de Vries <tom@codesourcery.com>
7570 PR rtl-optimization/51271
7571 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7572 handling annulled branch.
7574 2012-01-10 Richard Henderson <rth@redhat.com>
7576 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7577 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7578 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7579 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7580 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7581 arm_expand_vec_perm_const): New.
7582 * config/arm/arm-protos.h: Update.
7583 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7584 (*neon_vswp<VDQX>): New.
7585 (neon_vcombine<VDX>): Use neon_split_vcombine.
7586 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7587 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7588 (vec_perm<VE>): New.
7590 2012-01-10 Richard Henderson <rth@redhat.com>
7592 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7593 use it if reload_completed.
7594 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7595 arm_output_asm_insn, arm_process_output_memory_barrier,
7596 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7597 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7598 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7599 arm_process_output_sync_insn, arm_output_sync_insn,
7600 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7601 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7602 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7603 (emit_unlikely_jump): New.
7604 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7605 (arm_split_atomic_op): New.
7606 * config/arm/arm-protos.h: Update.
7607 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7608 (struct arm_sync_generator): Remove.
7609 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7610 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7611 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7612 (VUNSPEC_LL, VUNSPEC_SC): New.
7613 (sync_result, sync_memory, sync_required_value, sync_new_value,
7614 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7615 (attr length): Don't use arm_sync_loop_insns.
7616 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7617 (movsfcc, movdfcc): Likewise.
7618 * config/arm/constraints.md (Ua): New.
7619 * config/arm/prediates.md (mem_noofs_operand): New.
7620 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7621 (sync_clobber, sync_t2_reqd): Remove.
7622 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7623 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7624 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7625 (arm_sync_compare_and_swap<SIDI>): Remove.
7626 (arm_sync_compare_and_swap<NARROW>): Remove.
7627 (arm_sync_lock_test_and_set<SIDI>): Remove.
7628 (arm_sync_lock_test_and_set<NARROW>): Remove.
7629 (arm_sync_new_<syncop><SIDI>): Remove.
7630 (arm_sync_new_<syncop><NARROW>): Remove.
7631 (arm_sync_new_nand<SIDI>): Remove.
7632 (arm_sync_new_nand<NARROW>): Remove.
7633 (arm_sync_old_<syncop><SIDI>): Remove.
7634 (arm_sync_old_<syncop><NARROW>): Remove.
7635 (arm_sync_old_nand<SIDI>): Remove.
7636 (arm_sync_old_nand<NARROW>): Remove.
7637 (*memory_barrier): Merge arm_output_memory_barrier.
7638 (atomic_compare_and_swap<QHSD>): New.
7639 (atomic_compare_and_swap<NARROW>_1): New.
7640 (atomic_compare_and_swap<SIDI>_1): New.
7641 (atomic_exchange<QHSD>): New.
7642 (cas_cmp_operand, cas_cmp_str): New.
7643 (atomic_op_operand, atomic_op_str): New.
7644 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7645 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7646 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7647 (arm_load_exclusive<NARROW>): New.
7648 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7649 (arm_store_exclusive<QHSD>): New.
7651 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7653 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7654 reload patterns if -mvsx-scalar-memory.
7656 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7657 generated, even -mno-vsx-scalar-double was used.
7658 (vsx_xscvdpsp_scalar): Likewise.
7659 (vsx_xscvspdp_scalar2): Likewise.
7661 2012-01-09 Tom de Vries <tom@codesourcery.com>
7662 Andrew Pinski <apinski@cavium.com>
7665 * reorg.c (fill_slots_from_thread): Don't speculate
7666 frame-related insns.
7668 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7670 * sched-int.h (bb_note): Move to...
7671 * basic-block.h: ...here.
7672 * haifa-sched.c (bb_note): Move to...
7673 * cfgrtl.c: ...here.
7674 * function.c (next_block_for_reg): New function.
7675 (move_insn_for_shrink_wrap): Likewise.
7676 (prepare_shrink_wrap): Rewrite to use the above.
7678 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7680 * gimple.c (is_gimple_non_addressable): Remove.
7681 * gimple.h: Remove is_gimple_non_addressable.
7682 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7683 is_gimple_non_addressable.
7684 * trans-mem.c (expand_assign_tm): Same.
7686 2012-01-09 Richard Guenther <rguenther@suse.de>
7688 PR tree-optimization/51775
7689 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7690 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7692 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7694 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7696 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7698 2012-01-09 Richard Guenther <rguenther@suse.de>
7700 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7702 2012-01-08 Jan Hubicka <jh@suse.cz>
7704 PR tree-optimize/51680
7705 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7706 on when known_vals needs to be computed; cleanup.
7708 2012-01-08 Jan Hubicka <jh@suse.cz>
7710 PR tree-optimize/51694
7711 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7713 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7715 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7716 for -std=c++98 and -std=c++11 too.
7718 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7720 * cfgloop.c (cancel_loop): Add free() of bbs array.
7722 2012-01-07 Jan Hubicka <jh@suse.cz>
7724 PR tree-optimization/51600
7725 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7726 that benefits small functions.
7728 2012-01-07 Jan Hubicka <jh@suse.cz>
7730 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7732 2012-01-07 Jan Hubicka <jh@suse.cz>
7734 PR tree-optimization/51680
7735 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7736 whose inlining reduce unit size.
7738 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7741 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7742 Add canonical node to containing_mem chain after the non-canonical
7743 one, even if there weren't any locs to propagate.
7744 (remove_useless_values): Keep only canonical values.
7745 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7746 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7747 canonicalize mem_chain elements that are not discarded.
7749 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7752 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7753 before emitting functions.
7755 PR gcov-profile/50127
7756 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7757 clear_aux_for_blocks.
7759 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7762 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7764 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7766 * c-decl.c (ext_block): Moved up.
7767 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7769 2012-01-06 Han Shen <shenhan@google.com>
7771 Translate built-in include paths for sysroot.
7772 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7773 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7775 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7776 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7778 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7779 control whether sysroot should be prepended to gxx include dir.
7781 * configure: Regenerate.
7783 2012-01-06 Torvald Riegel <triegel@redhat.com>
7785 PR rtl-optimization/51771
7786 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7787 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7789 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7791 PR tree-optimization/51315
7792 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7793 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7795 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7798 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7799 for shrp pattern. Correctly handle and fixup shift variable.
7800 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7802 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7805 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7806 note when !ACCUMULATE_OUTGOING_ARGS.
7808 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7810 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7812 (extract_range_from_unary_expr_1): Avoid useless computations.
7814 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7816 PR rtl-optimization/51767
7817 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7818 of jump_block and add an extra edge for degenerated asm gotos.
7821 * stmt.c (check_unique_operand_names): Don't ICE during error
7822 reporting if i is from labels chain.
7825 * profile.c (branch_prob): Split bbs that have exit edge
7826 and need a fake entry edge too.
7828 2012-01-05 Jan Hubicka <jh@suse.cz>
7831 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7834 2012-01-05 Richard Guenther <rguenther@suse.de>
7837 * tree-streamer-out.c (write_ts_optimization): New function.
7838 (streamer_write_tree_body): Call it.
7839 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7840 (streamer_read_tree_body): Call it.
7841 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7843 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7846 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7847 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7848 in_cleanup_point_expr before gimplify_stmt call and restore it
7850 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7851 in_cleanup_point_expr is false.
7853 2012-01-05 Richard Guenther <rguenther@suse.de>
7856 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7858 * toplev.c (process_options): Reject combining mudflap and LTO.
7859 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7861 2012-01-05 Richard Guenther <rguenther@suse.de>
7863 PR tree-optimization/51760
7864 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7866 (bit_value_unop): Handle UNDEFINED operands.
7867 (bit_value_binop): Likewise.
7869 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7871 * config/avr/avr.c (avr_replace_prefix): Remove.
7872 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7873 (avr_asm_function_rodata_section): Ditto.
7874 (avr_asm_select_section): Ditto.
7876 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7878 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7881 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7884 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7885 calls that have any non-fake successor edges.
7888 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7890 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7892 PR tree-optimization/51624
7893 * tree-sra.c (build_ref_for_model): When replicating a chain of
7894 COMPONENT_REFs, stop as soon as the offset would become negative.
7896 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7899 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7900 in .debug_loc on the floor.
7902 2012-01-04 Andrew Pinski <apinski@cavium.com>
7904 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7906 2012-01-04 Andrew Pinski <apinski@cavium.com>
7907 Adam Nemet <anemet@caviumnetworks.com>
7909 * config/mips/mips.md (size): Add SI and DI.
7910 (SIZE): New mode attribute.
7911 (U): New code attribute.
7912 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7913 (mips_lbux_<mode>): Delete.
7914 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7915 (mips_lhx): Use gen_mips_lhx_extsi.
7916 (mips_lhx_<mode>): Delete.
7918 (mips_l<size>x): New expand.
7919 (mips_lwx_<mode>): Delete.
7920 (mips_l<GPR:size>x_<P:mode>): New pattern.
7921 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7922 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7923 * config/mips/mips.c (mips_lx_address_p): New function.
7924 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7925 (dsp64): New availability predicate.
7926 (mips_builtins): Add an entry for __builtin_mips_ldx.
7927 * config/mips/mips.h (ISA_HAS_LBX): New define.
7928 (ISA_HAS_LBUX): Likewise.
7929 (ISA_HAS_LHX): Likewise.
7930 (ISA_HAS_LHUX): Likewise.
7931 (ISA_HAS_LWX): Likewise.
7932 (ISA_HAS_LWUX): Likewise.
7933 (ISA_HAS_LDX): Likewise.
7934 * doc/extend.texi (__builtin_mips_ldx): Document.
7936 2012-01-04 Tristan Gingold <gingold@adacore.com>
7938 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7939 when long pointers are used.
7940 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7941 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7942 (ia64-hp-*vms*): Remove.
7943 * config/vms/xm-vms64.h: Delete.
7945 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7948 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7950 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7952 * opts.c (finish_options): Remove duplicate sorry.
7954 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7957 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7960 2012-01-04 Richard Guenther <rguenther@suse.de>
7963 * tree.c (size_low_cst): New function.
7964 * tree.h (size_low_cst): Declare.
7965 * fold-const.c (fold_comparison): Use it to extract the low
7966 part of the POINTER_PLUS_EXPR offset.
7968 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7970 Fix clearing ZERO_REG
7971 * config/avr/avr.md (cc): Add alternative "ldi".
7972 (movqi_insn): Use it in cc attribute.
7973 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7974 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7975 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7977 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7979 * configure: Regenerate.
7981 2012-01-04 Richard Guenther <rguenther@suse.de>
7983 PR tree-optimization/49651
7984 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7985 (var_can_have_subvars): Use it.
7986 (get_constraint_for_1): Only consider subfields if there can be any.
7988 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7991 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7992 to its new canonical_cselib_val and the cselib_val was in
7993 first_containing_mem chain, but the canonical_cselib_val was not,
7994 add the latter into the chain.
7995 (cselib_invalidate_mem): Compare canonical_cselib_val of
7996 addr_list chain elt with v.
7999 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8000 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8002 (output_macinfo_op): Don't ggc_strdup fd->filename.
8003 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8004 then ggc_strdup it. Don't free inc->info or cur->info.
8005 (output_macinfo): Don't free ref->info or file->info.
8007 2012-01-03 Ira Rosen <irar@il.ibm.com>
8009 PR tree-optimization/51269
8010 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8011 first_niters a pointer.
8012 (slpeel_tree_peel_loop_to_edge): Likewise.
8013 (vect_do_peeling_for_loop_bound): Update call to
8014 slpeel_tree_peel_loop_to_edge.
8015 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8016 here. Remove it from the parameters list.
8017 (vect_do_peeling_for_alignment): Update calls and compute
8020 2012-01-03 Richard Guenther <rguenther@suse.de>
8022 PR tree-optimization/51070
8023 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8024 Properly handle calls.
8026 2012-01-03 Richard Guenther <rguenther@suse.de>
8028 PR tree-optimization/51692
8029 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8030 the LHS of allocation stmts.
8032 2012-01-03 Olivier Hainque <hainque@adacore.com>
8034 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8036 2012-01-03 Olivier Hainque <hainque@adacore.com>
8038 * collect2.c (main): In AIX specific computations for vector
8039 insertions, use CONST_CAST2 to cast from char ** to const char **.
8041 2012-01-03 Richard Guenther <rguenther@suse.de>
8044 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8045 the context of a limbo DIE when it does not already exist.
8047 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8049 PR tree-optimization/51719
8050 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8051 but direct call is, clear direct call's lhs and don't add fallthrough
8052 edge from dcall_bb to join_bb and PHIs.
8054 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8056 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8057 the instructions emitted by the pattern.
8058 ("*TDC_insn_<mode>"): Add comment.
8060 2012-01-03 Richard Guenther <rguenther@suse.de>
8063 * fold-const.c (fold_comparison): Properly canonicalize
8064 tree offset and HOST_WIDE_INT bit position.
8066 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8068 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8069 operands for extzv pattern.
8071 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8074 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8077 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8079 * doc/invoke.texi (-flto and related options): Copy-edit.
8081 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8083 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8085 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8087 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8090 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8092 * expr.h (move_by_pieces_ninsns): Declare.
8093 * expr.c (move_by_pieces_ninsns): Make external.
8094 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8095 (mips_store_by_pieces_p): Likewise.
8096 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8097 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8098 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8099 (mips_store_by_pieces_p): Likewise.
8101 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8103 * passes.c (register_one_dump_file): Free full_name.
8105 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8106 (calculate_elim_costs_all_insns): Free offsets_at and
8107 offsets_known_at at the end and clear the pointers.
8109 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8111 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8112 this option introduced in r180739.
8114 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8117 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8118 (tmake_file target=avr): Add avr/t-multilib.
8120 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8121 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8122 * config/avr/genmultilib.awk: New file.
8123 * config/avr/t-multilib: New auto-generated file.
8124 * config/avr/multilib.h: New auto-generated file.
8125 * config/avr/t-avr (AVR_MCUS): New variable.
8126 (genopt.sh): Use it.
8127 (s-mlib): Depend on t-multilib.
8128 (t-multilib, multilib.h): New dependencies.
8129 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8130 (MULTILIB_OPTIONS): Remove.
8131 (MULTILIB_MATCHES): Remove.
8132 (MULTILIB_DIRNAMES): Remove.
8133 (MULTILIB_EXCEPTIONS): Remove:
8134 * config/avr/genopt.sh: Don't use hard coded file name;
8135 pass AVR_MCUS from t-avr instead.
8137 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8139 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8141 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8143 Implement light-weight DImode support.
8144 * config/avr/avr-dimode.md: New file.
8145 * config/avr/avr.md: Include it.
8146 (adjust_len): Add plus64, compare64.
8147 (HIDI): Remove code iterator.
8148 (code_stdname): New code attribute.
8149 (rotx, rotsmode): Remove DI.
8150 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8152 * config/avr/avr-protos.h (avr_have_dimode): New.
8153 (avr_out_plus64, avr_out_compare64): New.
8154 * config/avr/avr.c (avr_out_compare): Handle DImode.
8155 (avr_have_dimode): New variable definition and initialization.
8156 (avr_out_compare64, avr_out_plus64): New functions.
8157 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8158 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8159 (avr_compare_pattern): Skip DImode comparisons.
8161 2012-01-02 Revital Eres <revital.eres@linaro.org>
8163 * ddg.c (def_has_ccmode_p): New function.
8164 (add_cross_iteration_register_deps,
8165 create_ddg_dep_from_intra_loop_link): Call it.
8167 2012-01-02 Richard Guenther <rguenther@suse.de>
8170 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8172 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8174 * gcc.c (process_command): Update copyright notice dates.
8175 * gcov.c (print_version): Likewise.
8176 * gcov-dump.c (print_version): Likewise.
8177 * mips-tfile.c (main): Likewise.
8178 * mips-tdump.c (main): Likewise.
8180 2012-01-01 Ira Rosen <irar@il.ibm.com>
8182 PR tree-optimization/51704
8183 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8184 a use is inside the basic block or loop before accessing its vect info.
8186 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8188 PR rtl-optimization/51069
8189 * cfgloopmanip.c (remove_path): Removing path making irreducible
8190 region unconditional makes BB part of the region.
8192 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8194 PR tree-optimization/51683
8195 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8196 calls with side-effects.
8197 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8199 Copyright (C) 2012 Free Software Foundation, Inc.
8201 Copying and distribution of this file, with or without modification,
8202 are permitted in any medium without royalty provided the copyright
8203 notice and this notice are preserved.