1 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
4 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
5 support conditional execution.
6 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
8 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
10 Backport from mainline
11 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
13 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
14 "cmp" RTX before signed_comparison_operator check to account
17 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
19 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
21 2013-09-01 Iain Sandoe <iain@codesourcery.com>
24 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
26 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
27 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
28 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
30 * doc/tm.texi: Regenerate.
31 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
33 * config/darwin-c.c: Include target.h.
34 (darwin_objc_declare_unresolved_class_reference): New function.
35 (darwin_objc_declare_class_definition): New function.
36 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
37 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
39 2013-09-01 Iain Sandoe <iain@codesourcery.com>
41 Backport from mainline:
42 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
44 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
45 it is not needed after split.
47 2013-07-20 Iain Sandoe <iain@codesourcery.com>
50 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
51 second label for nonlocal goto receivers. Don't output pic base labels
52 unless we're producing PIC; mark that action unreachable().
53 (ix86_save_reg): If the function contains a nonlocal label, save the
55 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
56 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
57 (update_pic_label_number_if_needed): New.
58 (machopic_output_function_base_name): Adjust for nonlocal receiver
60 (machopic_should_output_picbase_label): New.
61 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
62 (nonlocal_goto_receiver): New insn and split.
64 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
66 Backport from mainline
67 2013-08-27 Christian Widmer <shadow@umbrox.de>
70 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
71 of Ivy Bridge processors.
73 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
76 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
77 suggested mode for the assignment isn't compatible with the
80 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
82 Backport from mainline
83 2013-08-12 Perez Read <netfirewall@gmail.com>
86 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
87 operand 0 for intel asm alternative.
88 (*movabs<mode>_2): Ditto for operand 1.
90 2013-08-13 Marek Polacek <polacek@redhat.com>
93 2013-0813 Marek Polacek <polacek@redhat.com>
94 Jakub Jelinek <jakub@redhat.com>
96 PR tree-optimization/57980
97 * tree-tailcall.c (process_assignment): Return false
98 when not dealing with integers or floats.
100 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
102 Backport from mainline
103 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
105 * collect2-aix.h: Define F_LOADONLY.
107 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
109 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
110 the implied StoreLoad barrier for atomic operations if before.
112 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
114 Backport from 2013-07-11 trunk r200901.
117 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
118 name seen by assembler/linker if available.
120 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
122 Backport from 2013-07-10 trunk r200872.
125 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
128 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
130 Backport from mainline
131 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
133 * config/i386/sse.md (sse_movlhps): Change alternative 3
136 2013-07-09 Joseph Myers <joseph@codesourcery.com>
138 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
139 adjust register size for TDmode and TFmode for VSX registers.
141 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
143 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
145 2013-07-08 Jakub Jelinek <jakub@redhat.com>
147 PR rtl-optimization/57829
148 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
149 mask bits outside of mode are just sign-extension from mode to HWI.
151 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
153 Backport from mainline
154 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
157 * config/i386/i386.c (construct_container): Report error if
158 long double is used with disabled x87 float returns.
160 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
162 Backport from mainline
163 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
166 * collect2.c (collect_atexit): New.
167 (collect_exit): Delete.
168 (main): Register collect_atexit with atexit.
169 (collect_wait): Change collect_exit to exit.
171 * collect2.h (collect_exit): Delete.
172 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
174 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
176 Backport from mainline
177 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
179 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
180 cmp_code to construct REG_EQUAL note.
182 Backport from mainline
183 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
185 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
186 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
188 Backport from mainline
189 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
192 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
193 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
194 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
196 2013-06-09 Jakub Jelinek <jakub@redhat.com>
199 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
200 that operands[2] doesn't overlap with operands[0].
202 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
205 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
206 for non-sse2 targets. Simplify mode attribute calculation.
208 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
210 Backport from mainline
211 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
213 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
214 cache parameters using detect_caches_amd also for CYRIX,
215 NSC and TM2 signatures.
217 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
218 Dzianis Kahanovich <mahatma@eu.by>
222 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
223 VIA/Centaur processors and determine their cache parameters
224 using detect_caches_amd.
226 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
228 * config/i386/i386.c (ix86_option_override_internal): Add
229 PTA_POPCNT to corei7 entry.
231 2013-05-14 Richard Biener <rguenther@suse.de>
233 PR gcov-profile/57269
234 Backport from mainline
235 2012-06-30 Nathan Sidwell <nathan@acm.org>
237 * coverage.c (coverage_init): Read counts file before writing
240 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
243 Backport from mainline
244 2013-01-22 Jakub Jelinek <jakub@redhat.com>
247 * config/i386/i386.md (UNSPEC_STOS): New.
248 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
249 *strsetqi_1): Add UNSPEC_STOS.
251 2013-05-10 Joey Ye <joey.ye@arm.com>
253 Backport from mainline
254 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
257 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
259 (thumb1_extendhisi2): Reduce Thumb pool range.
260 (arm_movdi): Likewise.
261 (thumb1_movdi_insn): Likewise.
262 (thumb1_movsi_insn): Likewise.
263 (pic_load_addr_unified): Likewise.
264 (pic_load_addr_32bit): Likewise.
265 (pic_load_addr_thumb1): Likewise.
266 (thumb1_movhf): Likewise.
267 (arm_movsf_soft_insn): Likewise.
268 (thumb1_movsf_soft_insn): Likewise.
269 (movdf_soft_insn): Likewise.
270 (thumb1_movdf_soft_insn): Likewise.
271 * config/arm/neon.md (*neon_mov<mode>): Likewise.
272 (*neon_mov<mode>): Likwise.
273 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
274 (*thumb2_movhi_insn): Likewise.
275 (*thumb2_extendqisi_v6): Likewise.
276 (*thumb2_zero_extendqisi_v6): Likewise.
277 (*thumb2_zero_extendqisi2_v6): Likewise.
278 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
279 (*movdi_vfp): Likewise.
280 (*movdi_vfp_cortexa8): Likewise.
281 (*thumb2_movsf_vfp): Likewise.
282 (*thumb2_movdf_vfp): Likewise.
284 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
286 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
287 Add mthumb/march=armv7-a multilib.
288 Add mthumb/march=armv7-r multilib.
289 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
291 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
294 * config/v850/t-rtems: Add more multilibs.
296 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
299 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
302 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
303 to save TFmode registers and DImode to save TImode registers for
304 caller save operations.
305 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
306 mark being partially clobbered since they only use the first
309 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
310 and TDmode only use the upper 64-bits of each VSX register.
312 2013-05-03 Marek Polacek <polacek@redhat.com>
314 Backport from mainline
315 2013-04-25 Marek Polacek <polacek@redhat.com>
317 PR tree-optimization/57066
318 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
320 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
322 Backport from mainline
323 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
326 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
328 (*zero_extendsidi2): Ditto.
330 Backport from mainline
331 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
334 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
336 2013-04-29 Christian Bruel <christian.bruel@st.com>
339 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
341 2013-04-27 Jakub Jelinek <jakub@redhat.com>
344 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
345 the immediate rotate count.
347 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
349 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
351 2013-04-19 Matthias Klose <doko@ubuntu.com>
355 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
357 Backport from mainline
358 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
359 Alexander Monakov <amonakov@ispras.ru>
362 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
363 flush pending lists also on non-jumps. Adjust comment.
366 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
368 * sched-deps.c (add_dependence_list_and_free): Simplify.
369 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
370 lists when add_dependence_list_and_free doesn't free them.
372 2013-04-19 Marek Polacek <polacek@redhat.com>
374 Backport from mainline
375 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
376 Jakub Jelinek <jakub@redhat.com>
378 PR tree-optimization/48189
379 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
380 If nitercst is 0, don't predict the exit edge.
382 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
384 Backport from mainline
385 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
386 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
388 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
391 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
393 * doc/tm.texi: Update.
394 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
395 * target.def (force_at_comp_dir): New hook.
396 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
397 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
399 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
402 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
403 (S_MODES): Set H_MODE bit.
404 (SF_MODES): Set only S_MODE and SF_MODE bits.
405 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
406 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
407 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
408 <MODE_FLOAT>: Likewise.
410 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
412 Backport from mainline:
413 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
416 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
417 nuses, make sure we have a label.
419 2013-04-11 Richard Biener <rguenther@suse.de>
421 * BASE-VER: Set to 4.7.4.
422 * DEV-PHASE: Set to prerelease.
424 2013-04-11 Release Manager
426 * GCC 4.7.3 released.
428 2013-04-10 David S. Miller <davem@davemloft.net>
430 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
433 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
437 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
439 Backport from mainline
440 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
441 Alexander Monakov <amonakov@ispras.ru>
444 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
445 flush pending lists also on non-jumps. Adjust comment.
447 2013-04-03 Richard Biener <rguenther@suse.de>
449 PR tree-optimization/56501
450 * tree-switch-conversion.c (check_process_case): Properly
451 handle !single_succ_p case.
453 2013-04-03 Jakub Jelinek <jakub@redhat.com>
455 Backported from mainline
456 2013-03-06 Jakub Jelinek <jakub@redhat.com>
458 PR tree-optimization/56539
459 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
460 instead of GSI_CONTINUE_LINKING as last argument to
461 force_gimple_operand_gsi. Adjust function comment.
463 2013-03-05 Jakub Jelinek <jakub@redhat.com>
466 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
467 (avoid_complex_debug_insns): New function.
468 (expand_debug_locations): Call it.
470 2013-04-02 Wei Mi <wmi@google.com>
472 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
473 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
474 *<rotate_insn><mode>3_mask in i386.md.
476 2013-04-02 Richard Biener <rguenther@suse.de>
479 Backport from mainline
480 2012-05-16 Richard Guenther <rguenther@suse.de>
482 * tree-inline.c (declare_return_variable): Properly handle
483 DECL_BY_REFERENCE return vars in SSA form.
485 2013-04-01 Wei Mi <wmi@google.com>
487 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
488 Truncate operand 2 using %b asm operand modifier.
489 (*<shift_insn><mode>3_mask): Ditto.
490 (*<rotate_insn><mode>3_mask): Ditto.
492 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
494 * config/i386/i386.md (*movsf_internal): Change type of
495 alternatives 3,4 to imov.
497 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
499 Backport from mainline
500 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
503 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
504 when the may_trap_p bit of the exprs being merged differs.
505 Reorder tests for speculativeness in the logical and operator.
507 Backport from mainline
508 2013-03-05 Jakub Jelinek <jakub@redhat.com>
511 * sel-sched-ir.c (free_sched_pools): Release
512 succs_info_pool.stack[succs_info_pool.max_top] vectors too
513 if succs_info_pool.max_top isn't -1.
515 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
517 Backport from mainline
518 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
521 * sel-sched.c: Include ira.h.
522 (implicit_clobber_conflict_p): New function.
523 (moveup_expr): Use it.
524 * Makefile.in (sel-sched.o): Depend on ira.h.
526 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
528 Backport from mainline
529 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
530 Alexander Monakov <amonakov@ispras.ru>
533 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
534 flush pending lists also on non-jumps. Adjust comment.
536 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
538 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
539 * doc/extend.texi (Named Address Spaces): Ditto.
540 (Variable Attributes): Ditto.
542 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
544 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
545 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
548 2013-03-27 Walter Lee <walt@tilera.com>
550 Backport from mainline:
551 2013-03-27 Walter Lee <walt@tilera.com>
553 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
554 double-decrement of next_scratch_regno.
556 2013-03-27 Walter Lee <walt@tilera.com>
558 Backport from mainline:
559 2013-03-27 Walter Lee <walt@tilera.com>
561 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
563 (insn_v1mulus): Ditto.
564 (insn_v2muls): Ditto.
566 2013-03-27 Walter Lee <walt@tilera.com>
568 Backport from mainline:
569 2013-03-27 Walter Lee <walt@tilera.com>
571 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
573 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
575 2013-03-27 Walter Lee <walt@tilera.com>
577 Backport from mainline:
578 2013-03-27 Walter Lee <walt@tilera.com>
580 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
582 (*sibcall_value): Ditto.
584 2013-03-27 Walter Lee <walt@tilera.com>
586 Backport from mainline:
587 2013-03-27 Walter Lee <walt@tilera.com>
589 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
590 (insn_mnz_v8qi): ... this ...
591 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
593 (insn_v<n>mnz): Replaced by ...
594 (insn_v1mnz): ... this ...
595 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
597 (insn_mz_<mode>): Replaced by ...
598 (insn_mz_v8qi): ... this ...
599 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
601 (insn_v<n>mz): Replaced by ...
602 (insn_v1mz): ... this ...
603 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
606 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
608 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
610 2013-03-26 Richard Biener <rguenther@suse.de>
612 Backport from mainline:
613 2013-03-13 Richard Biener <rguenther@suse.de>
615 PR tree-optimization/56608
616 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
617 calls when vectorizing basic-blocks.
619 2013-03-05 Richard Biener <rguenther@suse.de>
621 PR tree-optimization/56270
622 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
623 of loads after scheduling an SLP instance.
625 2013-03-26 Walter Lee <walt@tilera.com>
627 Backport from mainline:
628 2013-03-26 Walter Lee <walt@tilera.com>
630 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
631 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
633 2013-03-26 Walter Lee <walt@tilera.com>
635 Backport from mainline:
636 2013-03-25 Walter Lee <walt@tilera.com>
638 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
639 TILEGX_INSN_SHUFFLEBYTES1.
640 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
642 (tilegx_builtins): Ditto.
643 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
645 2013-03-26 Walter Lee <walt@tilera.com>
647 Backport from mainline:
648 2013-03-25 Walter Lee <walt@tilera.com>
650 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
651 tests for constraint J, K, N, P.
653 2013-03-26 Walter Lee <walt@tilera.com>
655 Backport from mainline:
656 2013-03-25 Walter Lee <walt@tilera.com>
658 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
659 Use indirect/pcrel encoding.
660 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
663 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
665 Backport from mainline:
666 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
667 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
670 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
671 (musermode): Convert to Var(TARGET_USERMODE).
672 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
673 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
674 * config/sh/sh.c (sh_option_override): Use
675 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
676 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
678 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
680 (udivsi3_i4_single, divsi3_i4_single): Use
681 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
682 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
683 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
684 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
685 (SUBTARGET_OVERRIDE_OPTIONS): New.
687 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
689 Backport from mainline:
690 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
692 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
693 to m2a-single instead of m2e.
695 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
698 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
701 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
704 * config/i386/i386.c (init_cumulative_args): Also set
705 cum->callee_return_avx256_p.
706 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
707 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
709 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
710 callee_return_avx256_p.
712 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
714 Backport from mainline:
715 2012-12-04 Ian Lance Taylor <iant@google.com>
717 * godump.c (find_dummy_types): Output a dummy type if we couldn't
718 output the real type.
720 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
723 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
724 (PLUS_EXPR): Likewise.
725 * doc/cppopts.texi (--help): Likewise.
726 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
727 (-fdump-rtl-cprop_hardreg): Likewise.
728 (-fdump-rtl-csa): Likewise.
729 (-fdump-rtl-dce): Likewise.
730 (-fdump-rtl-dbr): Likewise.
731 (-fdump-rtl-into_cfglayout): Likewise.
732 (-fdump-rtl-outof_cfglayout): Likewise.
734 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
737 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
738 (arm_print_operand, case 'S'): Don't use shift_operator to validate
741 2013-03-14 Seth LaForge <sethml@google.com>
744 Backport from mainline
745 2012-10-22 Julian Brown <julian@codesourcery.com>
747 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
748 VFP D registers in big-endian mode.
750 2013-03-08 Joey Ye <joey.ye@arm.com>
752 Backport from mainline
753 2013-03-06 Joey Ye <joey.ye@arm.com>
756 * gcc.c (convert_white_space): New function.
757 (main): Handles white space in function name.
759 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
761 Backport from mainline
762 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
765 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
766 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
767 to SH_DIV_CALL_TABLE for TARGET_SH2.
768 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
770 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
771 mdiv= call-div1, call-fp, call-table options.
773 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
775 * config.gcc (arm*-*-rtemself*): New.
776 (arm*-*-rtems*): Removed.
777 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
778 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
780 2013-03-01 Richard Biener <rguenther@suse.de>
782 Backport from mainline
783 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
785 PR tree-optimization/55481
786 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
787 back to general rewriting if we cannot leave an original biv
790 2013-03-01 Richard Biener <rguenther@suse.de>
792 Backport from mainline
793 2012-04-10 Richard Guenther <rguenther@suse.de>
796 * gimple-low.c (gimple_check_call_args): Properly account for
797 compatible aggregate types.
799 2013-02-26 Nick Clifton <nickc@redhat.com>
802 Import this patch from the mainline:
804 2012-08-17 Nick Clifton <nickc@redhat.com>
806 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
807 (branch_true): Likewise.
808 (branch_false): Likewise.
810 2013-02-26 Jakub Jelinek <jakub@redhat.com>
812 PR tree-optimization/56443
813 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
814 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
815 to type_for_mode langhook.
817 2013-02-21 Jakub Jelinek <jakub@redhat.com>
820 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
823 2013-02-19 Jakub Jelinek <jakub@redhat.com>
825 Backported from mainline
826 2013-02-19 Jakub Jelinek <jakub@redhat.com>
828 PR tree-optimization/56350
829 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
830 if haven't found reduction or nested cycle operand, rather than
831 asserting we must find it.
833 PR tree-optimization/56381
834 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
837 2013-02-08 Jakub Jelinek <jakub@redhat.com>
839 PR tree-optimization/56250
840 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
841 if type is unsigned and code isn't MULT_EXPR.
843 2013-02-06 Jakub Jelinek <jakub@redhat.com>
846 * omp-low.c (use_pointer_for_field): Return false if
847 lower_send_shared_vars doesn't generate any copy-out code.
849 2012-11-27 Jakub Jelinek <jakub@redhat.com>
851 PR tree-optimization/55110
852 * tree-vect-loop.c (vectorizable_reduction): Don't assert
853 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
855 2013-02-18 Richard Biener <rguenther@suse.de>
858 2013-02-04 Richard Biener <rguenther@suse.de>
860 Backport from mainline
861 2012-07-04 Richard Guenther <rguenther@suse.de>
863 PR tree-optimization/53844
864 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
865 the loop virtual PHI.
867 2013-02-13 David S. Miller <davem@davemloft.net>
869 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
871 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
873 Backport from mainline
874 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
876 PR rtl-optimization/56275
877 * simplify-rtx.c (avoid_constant_pool_reference): Check that
878 offset is non-negative and less than cmode size before
879 calling simplify_subreg.
881 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
883 Backport from mainline
884 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
886 * config/i386/sse.md (FMAMODEM): New mode iterator.
887 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
888 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
890 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
892 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
893 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
894 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
896 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
898 Backport from mainline
899 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
902 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
903 If there is no implicit builtin declaration, just return NULL.
905 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
906 Michael Meissner <meissner@linux.vnet.ibm.com>
908 Backport from mainline
909 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
910 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
912 2013-02-07 David S. Miller <davem@davemloft.net>
914 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
916 * var-tracking.c (vt_add_function_parameter): Test the presence of
917 HAVE_window_save properly and do not remap argument registers when
918 we have a leaf function.
920 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
922 Backport from mainline
923 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
926 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
928 * config/i386/i386.c (ix86_print_operand): Ditto.
930 2013-02-07 Alan Modra <amodra@gmail.com>
933 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
934 static chain, set REST_INLINE_FPRS too.
936 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
938 Backport from mainline
939 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
941 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
942 * configure: Regenerate.
944 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
946 Backport from mainline
947 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
948 Andrew Dixie <andrewd@gentrack.com>
950 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
953 2013-02-05 Richard Biener <rguenther@suse.de>
955 Backport from mainline
956 2012-12-10 Richard Biener <rguenther@suse.de>
958 PR tree-optimization/55107
959 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
960 (bitmap_set_replace_value): Add gcc_unreachable.
961 (do_regular_insertion): Re-write all_same handling. Insert
962 an assignment instead of a PHI in this case.
963 (execute_pre): Do not record constified events.
965 2013-02-05 Richard Biener <rguenther@suse.de>
967 PR tree-optimization/54767
968 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
969 backedges drop all symbolical range information.
970 (execute_vrp): Compute backedges.
972 2013-02-04 Richard Biener <rguenther@suse.de>
974 Backport from mainline
975 2012-01-11 Richard Guenther <rguenther@suse.de>
977 PR tree-optimization/44061
978 * tree-vrp.c (extract_range_basic): Compute zero as
979 value-range for __builtin_constant_p of function parameters.
981 2013-01-08 Jakub Jelinek <jakub@redhat.com>
984 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
986 2013-02-04 Richard Biener <rguenther@suse.de>
988 Backport from mainline
989 2012-07-04 Richard Guenther <rguenther@suse.de>
991 PR tree-optimization/53844
992 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
993 the loop virtual PHI.
995 2012-12-13 Richard Biener <rguenther@suse.de>
998 * tree-streamer.c (record_common_node): Check that we are not
999 recursively pre-loading nodes we want to skip. Handle
1000 char_type_node appearing as part of va_list_type_node.
1002 2013-02-04 Richard Biener <rguenther@suse.de>
1005 * gimple.h (gimple_call_builtin_class_p): New function.
1006 * gimple.c (validate_call): New function.
1007 (gimple_call_builtin_class_p): Likewise.
1008 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1009 Use gimple_call_builtin_class_p.
1010 (find_func_clobbers): Likewise.
1011 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1012 (strlen_optimize_stmt): Likewise.
1014 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1016 Backported from mainline
1017 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1019 PR tree-optimization/56125
1020 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1021 pow(x,c) into sqrt(x) * powi(x, n/2) or
1022 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1023 optimizing for size.
1024 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1025 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1028 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1030 PR tree-optimization/56098
1031 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1032 for stmts with volatile ops.
1033 (cond_store_replacement): Don't optimize if assign has volatile ops.
1034 (cond_if_else_store_replacement_1): Don't optimize if either
1035 then_assign or else_assign have volatile ops.
1037 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1040 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1041 instead of cmpdi_operand for first comparison operand.
1042 Don't assert that comparison operands aren't both constants.
1044 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1046 PR tree-optimization/56051
1047 * fold-const.c (fold_binary_loc): Don't fold
1048 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1049 a narrowing conversion, or widening conversion from signed
1052 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1055 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1056 the case where writing real complex part of target modifies
1059 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1062 * function.c (thread_prologue_and_epilogue_insns): Always
1063 add crtl->drap_reg to set_up_by_prologue.set, even if
1064 stack_realign_drap is false.
1066 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1068 PR tree-optimization/55921
1069 * tree-complex.c (expand_complex_asm): New function.
1070 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1072 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1074 PR rtl-optimization/55838
1075 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1076 iv0.step, iv1.step and step.
1078 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1081 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1082 * gimple-low.c: Include langhooks.c.
1083 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1084 by default call lang_hooks.block_may_fallthru.
1085 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1087 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1088 (LANG_HOOKS_INITIALIZER): Use it.
1090 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1093 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1094 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1095 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1096 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1097 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1099 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1101 PR tree-optimization/55236
1102 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1103 and signed ARG0_TYPE, force low and high to be non-NULL.
1105 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1107 PR rtl-optimization/54127
1108 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1109 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1110 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1111 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1112 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1114 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1116 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1117 range isn't testing for zero.
1119 2013-01-29 Richard Biener <rguenther@suse.de>
1121 PR tree-optimization/56113
1122 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1124 (label_visit): Free duplicate bitmaps and record the leader instead.
1125 (perform_var_substitution): Adjust.
1127 2013-01-28 Serowk <serowk@yandex.ru>
1130 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1131 Fix mode checks to allow for the passing of constants in the
1133 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1134 Add entries in the switch statement for builtin iwmmxt vector
1135 shift and rotate builtins.
1137 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1139 Backport from mainline
1140 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1143 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1144 operand 0 in movabs insn template for -masm=intel asm alternative.
1145 (*movabs<mode>_2): Ditto for operand 1.
1147 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1149 Backport from mainline
1150 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1153 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1154 alternative to (o,r).
1155 (*movdi_internal_rex64): Remove (!o,n) alternative.
1156 (DImode immediate->memory splitter): Remove.
1157 (DImode immediate->memory peephole2): Remove.
1158 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1159 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1160 alternative to (!o,*r).
1161 (*movtf_internal_sse): New pattern.
1162 (*movxf_internal_rex64): New pattern.
1163 (*movxf_internal): Disable for TARGET_64BIT.
1164 (*movdf_internal_rex64): Remove (!o,F) alternative.
1166 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1168 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1169 involving stack registers slightly.
1171 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1173 * config/i386/constraints.md (Yf): New constraint.
1174 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1175 of f constraint to conditionaly disable x87 register preferences.
1176 (*movdf_internal): Ditto.
1177 (*movsf_internal): Ditto.
1179 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1181 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1182 (*movtf_internal_rex64): Add (!o,C) alternative
1183 (*movxf_internal_rex64): Ditto.
1184 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1186 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1188 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1190 2013-01-24 Martin Jambor <mjambor@suse.cz>
1192 Backport from mainline
1193 2013-01-04 Martin Jambor <mjambor@suse.cz>
1195 PR tree-optimization/55755
1196 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1197 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1199 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1201 Backport from mainline
1202 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1204 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1206 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1208 PR rtl-optimization/56023
1209 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1210 dependent on debug instruction.
1212 2013-01-21 Martin Jambor <mjambor@suse.cz>
1214 Backport from mainline
1215 2013-01-17 Martin Jambor <mjambor@suse.cz>
1217 PR tree-optimizations/55264
1218 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1219 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1220 for virtual functions.
1221 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1222 for virtual methods.
1223 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1224 virtual methods before inlining is over.
1226 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1228 Backport from mainline
1229 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1232 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1233 store through atomic_store<mode>_1.
1234 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1236 2013-01-16 Richard Biener <rguenther@suse.de>
1239 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1240 account for bitpos when computing alignment.
1242 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1244 Backport from 2013-01-14 trunk r195169.
1247 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1248 etc. to 1 and not to __flash.
1249 Use LL suffix for __INT24_MAX__ with -mint8.
1250 Use ULL suffix for __UINT24_MAX__ with -mint8.
1252 2013-01-14 Matthias Klose <doko@ubuntu.com>
1254 * doc/invoke.texi: Document -print-multiarch.
1255 * doc/install.texi: Document --enable-multiarch.
1256 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1257 * configure.ac: Add --enable-multiarch option.
1258 Substitute with_cpu, with_float.
1259 * configure: Regenerate.
1260 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1261 enable_multiarch, with_cpu, with_float: New macros.
1262 if_multiarch: New macro, define in terms of enable_multiarch.
1263 * genmultilib: Add new argument for the multiarch name.
1264 * gcc.c (multiarch_dir): Define.
1265 (for_each_path): Search for multiarch suffixes.
1266 (driver_handle_option): Handle multiarch option.
1267 (do_spec_1): Pass -imultiarch if defined.
1268 (main): Print multiarch.
1269 (set_multilib_dir): Separate multilib and multiarch names
1270 from multilib_select.
1271 (print_multilib_info): Ignore multiarch names in multilib_select.
1272 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1273 * cppdefault.h (default_include): Document multiarch in multilib
1275 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1276 include directory for multiarch directories.
1277 * common.opt: New options --print-multiarch and -imultilib.
1279 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1280 Include i386/t-linux.
1281 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1282 Include i386/t-kfreebsd.
1283 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1284 * config/i386/t-linux64: Add multiarch names in
1285 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1286 * config/i386/t-gnu: New file.
1287 * config/i386/t-kfreebsd: Likewise.
1288 * config/i386/t-linux: Likewise.
1290 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1291 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1292 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1293 for 32bit non-biarch configurations.
1295 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1296 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1299 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1301 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1303 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1304 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1305 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1307 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1308 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1309 Include rs6000/t-linux for 32bit non-biarch configurations.
1311 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1313 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1315 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1316 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1318 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1319 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1321 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1323 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1324 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1325 (vect_estimate_min_profitable_iter): Adjust to above fix.
1326 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1328 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1330 Backport from mainline
1331 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1333 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1334 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1335 documentation. Add missing '__' in front of
1336 __builtin_ia32_packssdw256.
1338 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1340 Backport from mainline
1341 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1343 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1344 attribute of movddup insn to DF.
1345 (*vec_interleave_lowv2df): Ditto.
1346 (vec_dupv2df): Ditto.
1348 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1350 Backport from 2013-01-07 trunk r194991, r194992.
1353 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1356 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1357 (avr_addrspace_t): Add .section_name field.
1358 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1360 (avr_addrspace): Same. Initialize .section_name. Remove last
1361 NULL entry. Put __memx into .progmemx.data.
1362 (progmem_section_prefix): Remove.
1363 (avr_asm_init_sections): No need to initialize progmem_section.
1364 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1365 section name prefix.
1366 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1367 retrieve the progmem section.
1368 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1369 boundary to run over avr_addrspace[].
1370 (avr_register_target_pragmas): Ditto.
1372 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1374 Backport from 2013-01-07 trunk r194978.
1377 * doc/install.texi (Cross-Compiler-Specific Options): Document
1380 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1382 Backport from 2013-01-07 trunk r194968.
1385 * config/avr/t-avr: Don't automatically rebuild
1386 $(srcdir)/config/avr/t-multilib
1387 $(srcdir)/config/avr/avr-tables.opt
1388 (avr-mcus): New phony target to build them on request.
1389 (s-avr-mlib): Remove.
1390 * avr/avr-mcus.def: Adjust comments.
1392 2013-01-07 Terry Guo <terry.guo@arm.com>
1394 Backport from mainline
1395 2012-12-19 Terry Guo <terry.guo@arm.com>
1397 * config/arm/arm.c (thumb_find_work_register): Check argument
1398 register number based on current PCS.
1400 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1402 Backport from mainline
1403 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1406 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1407 selected code model, define __code_mode_small__, __code_model_medium__,
1408 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1409 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1410 xchg temporary register with %k. Declare temporary register as
1412 [__x86_64__]: For medium and large code models, preserve %rbx register.
1414 2013-01-03 Richard Henderson <rth@redhat.com>
1416 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1417 after eliminating TLS symbols.
1419 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1422 * config/pa/pa.md (movsi): Revert previous change.
1423 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1426 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1429 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1432 2013-01-02 Jason Merrill <jason@redhat.com>
1435 * tree.c (build_array_type_1): Revert earlier change.
1437 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1440 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1441 after reload starts.
1443 2012-12-21 Martin Jambor <mjambor@suse.cz>
1445 PR tree-optimization/55355
1446 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1447 bit_position is small enough to fit a single HOST_WIDE_INT.
1449 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1451 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1453 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1455 Backport from mainline
1456 2012-10-15 Matthias Klose <doko@ubuntu.com>
1458 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1459 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1461 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1462 Tomash Brechko <tomash.brechko@gmail.com>
1465 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1466 handling of before and after cases.
1467 * config/sparc/sync.md (atomic_store): Fix pasto.
1469 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1471 * optabs.c (expand_atomic_store): Elide redundant model test.
1473 2012-12-13 Richard Henderson <rth@redhat.com>
1476 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1478 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1481 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1482 (tldo_stb_sp64): Likewise.
1483 (tldo_sth_sp32): Likewise.
1484 (tldo_sth_sp64): Likewise.
1485 (tldo_stw_sp32): Likewise.
1486 (tldo_stw_sp64): Likewise.
1487 (tldo_stx_sp64): Likewise.
1489 2012-12-10 Kai Tietz <ktietz@redhat.com>
1492 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1494 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1496 Backport from mainline
1497 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1498 H.J. Lu <hongjiu.lu@intel.com>
1501 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1502 before using it as insn or call equivalent.
1504 2012-12-06 Jason Merrill <jason@redhat.com>
1507 * tree.c (build_array_type_1): Re-layout if we found it in the
1510 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1512 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1513 opaque cond in all call insns.
1515 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1517 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1518 area if the function allocates dynamic stack space.
1519 (ia64_initial_elimination_offset): Adjust offsets to above change.
1521 2012-12-03 Richard Biener <rguenther@suse.de>
1523 Backport from mainline
1524 2012-09-24 Richard Guenther <rguenther@suse.de>
1526 PR tree-optimization/53663
1527 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1528 native encode/interpret translation on VN_WALKREWRITE.
1530 2012-12-03 Kai Tietz <ktietz@redhat.com>
1533 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1536 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1539 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1541 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1543 Backport from mainline:
1544 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1547 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1548 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1549 (in_nullified_branch_delay): Likewise.
1550 (in_call_delay): Likewise.
1551 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1552 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1553 the $$sh_func_adrs call as variable. Update type of sibcalls and
1554 $$sh_func_adrs call.
1555 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1556 length instead of adjustment. Handle negative and undefined call
1557 adjustments for insn_default_length. Remove adjustment for millicode
1558 insn with unfilled delay slot.
1559 (pa_output_millicode_call): Update for revised millicode length.
1560 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1562 2012-11-29 Kai Tietz <ktietz@redhat.com>
1565 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1566 use by XNEWVEC/XRESIZEVEC.
1568 * i386.c (get_scratch_register_on_entry): Handle
1569 thiscall-convention.
1570 (split_stack_prologue_scratch_regno): Likewise.
1571 (ix86_static_chain): Likewise.
1572 (x86_output_mi_thunk): Likewise.
1574 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1576 Backported from mainline
1577 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1578 Markus Trippelsdorf <markus@trippelsdorf.de>
1581 * lto-opts.c (lto_write_options): Also handle
1582 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1583 OPT_SPECIAL_program_name.
1586 * lto-wrapper.c (merge_and_complain): Handle
1587 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1588 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1590 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1592 PR rtl-optimization/55489
1593 * gcse.c (compute_transp): Precompute a canonical version
1594 of XEXP (x, 0), and pass it to canon_true_dependence.
1596 2012-11-27 Richard Biener <rguenther@suse.de>
1599 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1600 stmt with a NOP instead of removing it.
1602 2012-11-26 Richard Biener <rguenther@suse.de>
1604 Backport from mainline
1605 2012-10-19 Richard Biener <rguenther@suse.de>
1607 PR tree-optimization/54976
1608 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1609 Robustify against odd inner_mode inputs.
1611 2012-10-12 Richard Biener <rguenther@suse.de>
1613 PR tree-optimization/54894
1614 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1615 Handle over-aligned scalar types properly.
1617 2012-10-02 Richard Guenther <rguenther@suse.de>
1620 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1621 cleaning up the CFG.
1623 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1625 Backport from mainline
1626 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1628 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1629 explaining the register ordering preferences.
1631 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1632 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1633 constraints so that the traditional floating point loads, stores,
1634 and moves are done first, then the VSX loads, stores, and moves,
1635 and finally the GPR loads, stores, and moves so that reload
1636 chooses FPRs over GPRs, and uses the traditional load/store
1637 instructions which provide an offset.
1638 (movdf_hardfloat64): Likewise.
1640 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1642 Backported from mainline
1643 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1644 H.J. Lu <hongjiu.lu@intel.com>
1647 * config/i386/i386.c (legitimize_pic_address): Properly handle
1649 (ix86_print_operand_address): Set code to 'k' when forcing
1650 addr32 prefix. For x32, zero-extend negative displacement if
1653 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1655 * common.opt (fvar-tracking-uninit): Document.
1656 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1657 * config/darwin.c (darwin_override_options): Likewise.
1659 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1661 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1662 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1664 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1666 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1668 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1670 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1673 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1675 Backport from mainline
1676 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1678 * config/i386/i386.c (ix86_init_machine_status): Do not
1679 explicitly clear tls_descriptor_call_expanded_p again.
1681 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1683 * config/i386/sse.md
1684 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1685 as read and written by the instruction.
1687 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1689 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1690 (ix86_instantiate_decls): New function.
1691 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1692 stack slot instead of SLOT_VIRTUAL.
1693 <case IX86_BUILTIN_STMXCSR>: Ditto.
1694 (assign_386_stack_local): Do not assert when virtual slot is valid.
1695 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1696 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1697 (truncxf<mode>2): Ditto.
1698 (floatunssi<mode>2): Ditto.
1699 (isinf<mode>2): Ditto.
1700 * config/i386/sync.md (atomic_load<mode>): Ditto.
1701 (atomic_store<mode>): Ditto.
1703 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1706 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1707 the argument is itself a conditional expression.
1709 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1711 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1714 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1716 PR tree-optimization/54986
1717 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1718 conversions on entry but add them back on exit if needed.
1720 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1723 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1725 (print_reg): Use true_regnum rather than REGNO.
1726 (ix86_print_operand_address): Remove SUBREG handling.
1728 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1730 Backported from mainline
1731 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1734 * gimple.h (is_gimple_sizepos): New inline function.
1735 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1736 final assignment to expr variable.
1737 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1738 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1739 into a local temporary.
1741 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1743 PR tree-optimization/54877
1744 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1745 use make_ssa_name instead of copy_ssa_name.
1747 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1749 Backport from mainline
1750 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1752 PR tree-optimization/53708
1753 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1754 user-supplied alignment when used with an explicit section name.
1756 2012-11-02 Jeff Law <law@redhat.com>
1758 PR tree-optimization/54985
1759 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1760 from thread_across_edge.
1761 (thread_across_edge): Use it in all cases where we might thread
1764 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1766 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1767 special register pushes before frame probing and allocation.
1769 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1770 Joel Sherrill <joel.sherrill@oarcorp.com>
1772 * config/sparc/t-rtems: New (Custom multilibs).
1773 * config/sparc/t-rtems-64: New (Custom multilibs).
1774 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1775 (sparc-*-rtems*): Add sparc/t-rtems.
1777 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1779 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1781 (hash_rtx): Likewise.
1783 2012-10-29 Terry Guo <terry.guo@arm.com>
1785 Backport from mainline
1786 2012-10-11 Terry Guo <terry.guo@arm.com>
1788 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1790 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1793 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1795 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1796 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1798 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1800 * config/avr/t-rtems: Revert previous commit.
1802 2012-10-26 Terry Guo <terry.guo@arm.com>
1804 Backport from mainline
1805 2012-10-23 Terry Guo <terry.guo@arm.com>
1808 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1811 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1813 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1815 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1817 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1819 * config.gcc (microblaze*-*-rtems*): New target.
1820 * config/microblaze/rtems.h: New.
1821 * config/microblaze/t-rtems: New.
1823 2012-10-25 Richard Biener <rguenther@suse.de>
1825 PR tree-optimization/54902
1826 * tree-ssa-pre.c (fini_pre): Return TODO.
1827 (execute_pre): Adjust.
1828 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1829 blocks before computing dominators.
1831 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1833 Backport from mainline
1834 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1836 * config/i386/i386.c (memory_address_length): Assert that non-null
1837 base or index RTXes are registers. Do not check for REG RTXes.
1838 Determine addr32 prefix using SImode_address_operand or
1839 from original base and index RTXes. Simplify code.
1841 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1843 * config/i386/i386-protos.h (memory_address_length): Add new bool
1844 argument. Update all uses.
1845 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1846 add length of addr32 prefix based on mode of base or index register.
1847 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1848 addresses here. Update call to memory_address_length.
1849 (ix86_print_address_operand): Use SImode_address_operand predicate.
1850 * config/i386/predicates.md (SImode_address_operand): New.
1851 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1852 to calculate "mode" attribute. Use SImode_address_operand predicate
1853 instead of open-coding accepted RTX codes.
1855 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1857 Backport from 2012-10-22 trunk r192685.
1858 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1859 Note __AVR_<device>__ is not defined for cores.
1860 Don't point to --help=target.
1861 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1863 2012-10-19 Marek Polacek <polacek@redhat.com>
1865 Backported from mainline
1866 2012-10-19 Marek Polacek <polacek@redhat.com>
1869 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1870 pointer/non-pointer comparison.
1872 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1874 Backported from mainline
1875 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1878 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1879 sure the mode is correct when falling through from above cases.
1881 2012-10-19 Alan Modra <amodra@gmail.com>
1883 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1884 (HAVE_LD_LARGE_TOC): Likewise.
1885 * configure: Regenerate.
1887 2012-10-19 Alan Modra <amodra@gmail.com>
1889 * config/rs6000/predicates.md (splat_input_operand): Don't call
1890 input_operand for MEMs. Instead check for volatile and call
1891 memory_address_addr_space_p with modified mode.
1893 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1895 Backported from mainline
1896 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1898 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1900 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1902 PR rtl-optimization/54870
1903 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1904 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1905 SSA_NAME pointer that points to a partition if there is at least
1906 one variable with it set in the partition.
1907 * dse.c (local_variable_can_escape): New predicate.
1908 (can_escape): Call it.
1909 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1910 mark the SSA_NAME pointer that points to a partition.
1912 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1914 Backport from mainline
1915 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1917 PR rtl-optimization/53701
1918 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1919 rocess not only expr's vinsns but all old vinsns from expr's
1922 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1924 Backport from mainline
1925 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1928 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1930 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1931 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1932 only if producer writes to the register given by regno.
1934 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1936 Backport from mainline
1937 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1939 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1940 (UNSPEC_LOADU): New.
1941 (UNSPEC_STOREU): Ditto.
1942 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1943 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1944 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1945 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1946 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1947 (<sse2>_storedqu<avxsizesuffix>): ... this.
1948 (*sse4_2_pcmpestr_unaligned): Update.
1949 (*sse4_2_pcmpistr_unaligned): Ditto.
1951 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1952 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1953 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1954 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1955 gen_sse2_load{dqu,upd} to load from unaligned memory and
1956 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1958 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1959 Use CODE_FOR_sse_loadups.
1960 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1961 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1962 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1963 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1964 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1965 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1966 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1967 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1968 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1969 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1970 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1972 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1974 Backport from trunk (r190222):
1976 PR tree-optimization/54146
1977 * ifcvt.c: Include pointer-set.h.
1978 (cond_move_process_if_block): Change type of then_regs and
1979 else_regs from alloca'd array to pointer_sets.
1980 (check_cond_move_block): Update for this change.
1981 (cond_move_convert_if_block): Likewise.
1982 * Makefile.in: Fix dependencies for ifcvt.o.
1984 2012-10-15 Richard Guenther <rguenther@suse.de>
1986 PR tree-optimization/54920
1987 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1988 allocate temporary storage for all NARY elements.
1990 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1993 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1995 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1997 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1998 default_use_cxa_atexit to yes.
2000 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2002 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2004 2012-10-05 Jan Hubicka <jh@suse.cz>
2005 Jakub Jelinek <jakub@redhat.com>
2007 PR tree-optimization/33763
2008 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2009 attribute for redefined extern inline functions.
2011 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2013 Backported from mainline
2014 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2016 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2017 in SSE and YMM state support check for -march=native.
2019 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2022 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2025 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2027 Backported from mainline
2028 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2031 * doc/invoke.texi: Document -mprefer-avx128.
2033 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2035 Backported from mainline
2036 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2039 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2040 (XSTATE_FP): Likewise.
2041 (XSTATE_SSE): Likewise.
2042 (XSTATE_YMM): Likewise.
2043 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2044 SSE and YMM states aren't supported.
2046 2012-10-01 Tom de Vries <tom@codesourcery.com>
2048 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2051 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2054 * config/s390/s390.c (s390_option_override): Add missing break.
2056 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2058 Backport from mainline
2059 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2061 * config.gcc: Replace 'host' with 'target' when configuring for
2062 powerpc64*-*-freebsd.
2064 2012-09-28 Meador Inge <meadori@codesourcery.com>
2066 Backport from mainline
2067 2012-09-27 Meador Inge <meadori@codesourcery.com>
2069 * gcc-ar.c (main): Handle the returning of the sub-process error
2072 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2074 Backport from 2012-09-28 trunk r191821.
2075 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2077 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2080 * simplify-rtx.c (simplify_binary_operation_1): Perform
2081 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2083 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2085 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2086 TYPE_NONALIASED_COMPONENT flag.
2087 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2088 TYPE_NONALIASED_COMPONENT flag.
2090 2012-09-21 Richard Guenther <rguenther@suse.de>
2093 Backport from mainline
2094 2012-04-19 Richard Guenther <rguenther@suse.de>
2096 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2099 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2102 * c-typeck.c (c_cast_expr): When casting to a type requiring
2103 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2106 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2109 * c-typeck.c (build_unary_op): Pass original argument of
2110 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2111 any C_MAYBE_CONST_EXPR, if it has integer operands.
2112 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2113 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2114 to c_objc_common_truthvalue_conversion, then remove any
2115 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2116 c_objc_common_truthvalue_conversion not
2117 c_common_truthvalue_conversion.
2118 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2119 call note_integer_operands for arguments with integer operands
2120 that are not integer constants.
2122 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2124 Backported from mainline
2125 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2127 PR tree-optimization/54563
2128 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2129 gimple_purge_dead_eh_edges if last call has been changed.
2131 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2134 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2135 instead of (match_dup 0) as second argument to vec_merge.
2136 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2137 Remove third alternative.
2138 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2139 operand 2 instead of operand 1, but put it as first argument
2141 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2142 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2145 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2147 * BASE-VER: Set to 4.7.3.
2148 * DEV-PHASE: Set to prerelease.
2150 2012-09-20 Release Manager
2152 * GCC 4.7.2 released.
2154 2012-09-15 Andi Kleen <ak@linux.intel.com>
2156 Backport from mainline
2157 2012-09-07 Andi Kleen <ak@linux.intel.com>
2159 * gcc/lto-streamer.h (res_pair): Add.
2160 (lto_file_decl_data): Replace resolutions with respairs.
2162 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2163 Initialize respairs.
2164 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2166 2012-09-14 Walter Lee <walt@tilera.com>
2168 Backport from mainline.
2169 2012-09-14 Walter Lee <walt@tilera.com>
2171 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2172 option for TILEPro and TILE-Gx.
2174 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2176 * config/i386/i386.h (x86_prefetchw): New global variable.
2177 (TARGET_PREFETCHW): New macro.
2178 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2179 (processor_alias_table): Add PTA_PREFETCHW to
2180 bdver1, bdver2 and btver1.
2181 (ix86_option_override_internal): Set x86_prefetchw for
2182 PTA_PREFETCHW targets.
2183 * config/i386/i386.md (prefetch): Expand to prefetchw
2184 for TARGET_PREFETCHW.
2185 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2187 Backport from mainline
2188 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2190 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2191 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2193 (*prefetch_sse): ... this.
2194 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2196 (*prefetch_3dnow): ... this.
2198 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2201 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2202 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2204 2012-09-12 Teresa Johnson <tejohnson@google.com>
2206 Backport from mainline.
2207 2012-09-12 Teresa Johnson <tejohnson@google.com>
2209 PR gcov-profile/54487
2210 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2211 test using F_SETLKW with fcntl.
2212 * configure, config.in: Regenerate.
2214 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2216 Backport from mainline
2217 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2219 * config/i386/i386.md : Comments on fma4 instruction selection
2220 reflect requirement on register pressure based cost model.
2222 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2223 flag is set-reset as informed by the cpuid flag.
2225 * config/i386/i386.c (processor_alias_table): fma4
2226 flag is enabled for bdver2.
2228 2012-09-12 Christian Bruel <christian.bruel@st.com>
2230 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2232 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2234 * config.gcc: Obsolete picochip-*.
2236 2012-09-11 Richard Guenther <rguenther@suse.de>
2239 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2240 on flag_toplevel_reorder.
2242 2012-09-10 Richard Henderson <rth@redhat.com>
2244 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2247 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2249 Backport from 2012-09-10 mainline r191132.
2252 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2254 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2257 * tree-sra.c (disqualify_base_of_expr): Check for possible
2258 NULL_TREE returned by get_base_address()
2260 2012-09-07 Richard Guenther <rguenther@suse.de>
2262 Backport from mainline
2263 2012-06-26 Jan Hubicka <jh@suse.cz>
2266 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2269 2012-09-07 Richard Guenther <rguenther@suse.de>
2271 Backport from mainline
2272 2012-07-13 Richard Guenther <rguenther@suse.de>
2274 PR tree-optimization/53922
2275 * tree-vrp.c (value_inside_range): Change prototype to take
2276 min/max instead of value-range.
2277 (range_includes_zero_p): Likewise. Return the result from
2279 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2280 return value from range_includes_zero_p.
2281 (extract_range_from_unary_expr_1): Likewise.
2282 (compare_range_with_value): Likewise.
2283 (vrp_meet_1): Likewise.
2285 2012-09-07 Richard Guenther <rguenther@suse.de>
2288 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2289 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2290 arguments separately.
2292 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2294 Backported from mainline
2295 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2297 PR rtl-optimization/54455
2298 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2299 bb ends up with asm goto referencing bb's label.
2301 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2303 Backport from mainline.
2304 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2305 Richard Earnshaw <richard.earnshaw@arm.com>
2308 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2309 element size. Use elem_type from the formal parameter. New parameter
2311 (neon_expand_args): Adjust call to neon_dereference_pointer.
2313 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2315 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2316 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2318 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2320 Backport from mainline
2321 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2323 * config/i386/i386.md (isa): Add fma and fma4.
2324 (enabled): Handle fma and fma4.
2325 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2326 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2327 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2328 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2329 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2330 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2332 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2334 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2335 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2336 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2338 2012-09-06 Richard Guenther <rguenther@suse.de>
2340 PR tree-optimization/54498
2341 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2342 abort when reaching an already visited region.
2343 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2344 (get_continuation_for_phi_1): Likewise.
2345 (walk_non_aliased_vuses): When we translated the reference,
2346 abort when we re-visit a region.
2347 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2349 2012-09-06 Andrew Pinski <apinski@cavium.com>
2352 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2354 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2357 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2358 build_int_cst with size_type_node instead of size_int.
2360 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2362 Backport from 2012-09-05 mainline r190697.
2365 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2366 configured --with-avrlibc.
2367 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2369 * config/avr/avrlibc.h: New file.
2370 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2371 configured --with-avrlibc.
2372 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2374 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2376 Backport from 2012-09-04 mainline r190919
2379 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2380 of size less than 4 bytes by using macro ARM_NUM_INTS.
2381 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2383 2012-09-04 Richard Henderson <rth@redhat.com>
2385 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2387 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2389 Backport from 2012-09-04 mainline r190920
2392 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2394 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2396 Backport from 2012-09-04 mainline r190914
2399 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2401 (avr_allocate_stack_slots_for_args): ...this new static function.
2403 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2405 Backported from mainline
2406 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2409 * doc/invoke.texi: Add -da and remove -dm.
2411 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2413 Backported from mainline
2414 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2417 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2418 operands[1] is CONST_INT_P, convert it to QImode before printing.
2420 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2423 * c-convert.c (convert): Don't call fold_convert_loc if
2424 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2425 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2426 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2428 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2431 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2432 if init is a CONSTRUCTOR.
2434 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2436 PR rtl-optimization/54369
2437 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2438 calling dbr_schedule.
2439 * config/sparc/sparc.c (sparc_reorg): Likewise.
2441 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2443 Backport from mainline
2444 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2446 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2447 case for Atom processor.
2449 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2451 Backport from mainline
2452 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2455 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2456 true for TARGET_64BIT or !flag_pic.
2457 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2458 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2459 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2460 Add insn constraint. Conditionally emit xchg asm insns.
2461 (atomic_compare_and_swap<mode>): Update calls. Check only
2462 cmpxchg8b_pic_memory_operand in memory address fixup.
2464 (CASHMODE): Rename from DCASHMODE.
2465 (doublemodesuffix): Update modes.
2466 (regprefix): New mode attribute.
2468 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2469 <UNSPECV_CMPXCHG>: New constant.
2470 (atomic_compare_and_swap<mode>_1): Rename from
2471 atomic_compare_and_swap_single<mode>. Update calls and
2472 unspec_volatile constants.
2473 (atomic_compare_and_swap<mode>_doubleword): Rename from
2474 atomic_compare_and_swap_double<mode>. Update calls and
2475 unspec_volatile constants.
2477 2012-08-28 Walter Lee <walt@tilera.com>
2479 Backport from mainline
2480 2012-08-28 Walter Lee <walt@tilera.com>
2482 * confg/tilegx/tilegx.md: Fix code style.
2483 (*zero_extendsidi_truncdisi): Fix typo.
2484 * config/tilegx/tilegx.c: Fix code style.
2485 (tilegx_function_profiler): Fix typo.
2487 2012-08-27 Walter Lee <walt@tilera.com>
2489 Backport from mainline
2490 2012-08-27 Walter Lee <walt@tilera.com>
2492 * doc/md.texi (TILE-Gx): Fix typo.
2494 2012-08-27 Walter Lee <walt@tilera.com>
2496 Backport from mainline
2497 2012-08-27 Walter Lee <walt@tilera.com>
2499 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2500 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2502 2012-08-27 Walter Lee <walt@tilera.com>
2504 Backport from mainline
2505 2012-08-27 Walter Lee <walt@tilera.com>
2507 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2508 (insn_bfins): Delete.
2510 2012-08-27 Walter Lee <walt@tilera.com>
2512 Backport from mainline
2513 2012-08-27 Walter Lee <walt@tilera.com>
2515 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2516 atomic_exchange_bare<mode>,
2517 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2518 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2519 * config/tilegx/tilegx.md (type): Add X1_remove.
2520 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2521 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2522 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2525 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2527 PR rtl-optimization/54088
2528 * jump.c (delete_related_insns): Robustify latest change.
2530 2012-08-21 Richard Guenther <rguenther@suse.de>
2532 Backport from mainline
2533 2012-08-16 Richard Guenther <rguenther@suse.de>
2536 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2538 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2539 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2540 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2541 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2542 (tree_ssa_lim_finalize): Free all mem_refs.
2543 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2544 scc when bailing out.
2545 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2546 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2547 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2548 FOR_EACH_LOOP_BREAK.
2550 2012-08-17 Richard Guenther <rguenther@suse.de>
2552 * tree-sra.c (modify_function): Free redirect_callers vector.
2553 * ipa-split.c (split_function): Free args_to_pass vector.
2554 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2556 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2557 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2558 (vect_analyze_slp_instance): Free everything.
2559 (destroy_bb_vec_info): Free the SLP instances.
2561 2012-08-17 Richard Guenther <rguenther@suse.de>
2563 * params.def (integer-share-limit): Decrease from 256 to 251,
2566 2012-08-21 Richard Guenther <rguenther@suse.de>
2568 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2569 the affine expansion cache.
2571 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2573 Backported from trunk
2574 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2577 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2579 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2581 Backport from mainline.
2582 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2585 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2586 mark as predicable. Adjust asm template.
2587 (vec_setv2di_internal): Likewise.
2588 (vec_extract<mode> VD, VQ): Likewise.
2589 (vec_extractv2di): Likewise.
2590 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2591 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2592 (neon_vdup_n<mode> VX, V32): Likewise.
2593 (neon_vdup_nv2di): Likewise.
2595 2012-08-17 Walter Lee <walt@tilera.com>
2597 Backport from mainline
2598 2012-08-17 Walter Lee <walt@tilera.com>
2600 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2601 (FEEDBACK_ENTER): Define.
2602 (FEEDBACK_REENTER): Define.
2603 (FEEDBACK_ENTRY): Define.
2604 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2605 (FEEDBACK_ENTER): Define.
2606 (FEEDBACK_REENTER): Define.
2607 (FEEDBACK_ENTRY): Define.
2609 2012-08-16 Walter Lee <walt@tilera.com>
2611 Backport from mainline
2612 2012-08-16 Walter Lee <walt@tilera.com>
2614 * config.gcc (tilegx-*-linux*): Add feedback.h.
2615 (tilepro-*-linux*): Likewise.
2616 * config/tilegx/feedback.h: New file.
2617 * config/tilepro/feedback.h: New file.
2619 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2621 Backport from mainline r189840 and r187586:
2622 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2624 * config/i386/i386.md (stack_protect_set): Disable the pattern
2625 for Android since Android libc (bionic) does not provide random
2626 value for stack protection guard at gs:0x14. Guard value
2627 will be provided from external symbol (default implementation).
2628 (stack_protect_set_<mode>): Likewise.
2629 (stack_protect_test): Likewise.
2630 (stack_protect_test_<mode>): Likewise.
2631 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2632 not have Bionic by default
2633 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2634 Macro OPTION_BIONIC is defined in this file and provides Bionic
2635 accessibility status
2637 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2639 * configure.ac: Stack protector enabling for Android targets.
2640 * configure: Regenerate.
2642 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2644 Backported from trunk
2645 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2647 PR rtl-optimization/53942
2648 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2649 directly from likely spilled non-fixed hard registers, move them
2652 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2654 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2655 (xop_phaddubq): Ditto.
2657 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2659 Backport from mainline
2660 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2661 Richard Earnshaw <rearnsha@arm.com>
2663 * target.def (vector_alignment): New target hook.
2664 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2665 * doc/tm.texi: Regenerate.
2666 * targhooks.c (default_vector_alignment): New function.
2667 * targhooks.h (default_vector_alignment): Add prototype.
2668 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2669 * config/arm/arm.c (arm_vector_alignment): New function.
2670 (TARGET_VECTOR_ALIGNMENT): Define.
2672 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2673 vector type alignment instead of size.
2674 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2675 element type size directly instead of computing it from alignment.
2676 Fix variable naming and comment.
2678 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2680 Backport from mainline
2681 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2683 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2684 (alpha_pad_function_end): ... this. Also insert NOP between
2685 sibling call and GP load.
2686 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2688 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2690 Backport from mainline
2691 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2692 H.J. Lu <hongjiu.lu@intel.com>
2694 PR rtl-optimization/54157
2695 * combine.c (gen_lowpart_for_combine): Don't return identity
2696 for CONST or symbolic reference.
2698 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2700 Backport from mainline
2701 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2703 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2704 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2705 split_cost argument signed.
2706 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2707 (ix86_avoid_lea_for_addr): Ditto.
2709 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2711 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2712 the address has less than two components.
2714 2012-08-02 Steve Ellcey <sellcey@mips.com>
2716 Backport from mainline
2717 2012-07-19 Steve Ellcey <sellcey@mips.com>
2719 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2722 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2724 Backport from mainline
2725 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2728 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2729 negative constant address for TARGET_X32 ...
2730 (ix86_decompose_address): ... here. Reject constant addresses
2731 that don't satisfy x86_64_immediate_operand predicate.
2733 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2736 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2737 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2738 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2739 addresses. Prevent zero extensions of CONST_INT operands.
2741 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2744 * config/i386/i386.md (*lea): New insn pattern.
2746 (*lea<mode>_2): Ditto.
2747 (*lea_{3,4,5,6}_zext): Ditto.
2748 * config/i386/predicates.md (lea_address_operand): Do not reject
2749 zero-extended address operands.
2750 * config/i386/constraints.md (j): Remove address constraint.
2751 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2753 (ix86_print_operand_address): Handle SImode subreg of an address.
2754 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2756 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2758 Backport from mainline
2759 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2762 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2763 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2765 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2766 (*movdi_internal_rex64): Use %E operand modifier for lea.
2767 (*movsi_internal): Ditto.
2769 (*lea<mode>_2): Ditto.
2770 (*lea_{3,4,5,6}_zext): Ditto.
2771 (*tls_global_dynamic_32_gnu): Ditto.
2772 (*tls_global_dynamic_64): Ditto.
2773 (*tls_dynamic_gnu2_lea_32): Ditto.
2774 (*tls_dynamic_gnu2_lea_64): Ditto.
2775 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2777 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2779 Backport from mainline
2780 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2782 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2784 (ix86_print_operand_address): Assert that parts.base and parts.index
2785 are non-NULL after call to simplify_subreg.
2787 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2790 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2792 * config/sh/sh.c (sh_option_override): Do not change
2793 flag_finite_math_only. Set TARGET_IEEE to complement of
2794 flag_finite_math_only.
2795 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2796 description of mieee and mno-ieee behavior.
2798 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2801 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2802 (_lzcnt_u64): Ditto.
2804 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2806 Backport from mainline
2807 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2809 PR rtl-optimization/52250
2810 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2811 to put note list into. Unconditionally call move_bb_info.
2812 (move_bb_info): Do not assert the blocks being in the same region,
2813 just drop the note list if they are not.
2815 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2817 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2819 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2821 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2822 defining statement is a SSA name that occurs in abnormal PHIs.
2824 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2826 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2829 2012-07-19 Richard Guenther <rguenther@suse.de>
2830 Eric Botcazou <ebotcazou@adacore.com>
2832 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2833 about transition from invariant to known bits.
2834 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2836 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2839 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2840 (cleanup_tree_cfg_bb): Don't call it.
2841 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2844 2012-07-19 Christian Bruel <christian.bruel@st.com>
2847 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2849 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2851 * config.gcc (v850-*-rtems*): New target.
2852 * config/v850/rtems.h: New.
2853 * config/v850/t-rtems: New.
2855 2012-07-18 Nick Clifton <nickc@redhat.com>
2857 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2859 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2863 Backport from mainline
2864 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2867 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2868 instead expand it as zero extension.
2870 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2872 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2873 QImode and HImode splitters. Use ix86_comparison_operator.
2874 Explicitly match FLAGS_REG.
2875 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2877 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2878 Steven Bosscher <steven@gcc.gnu.org>
2879 Bernd Schmidt <bernds@codesourcery.com>
2881 PR rtl-optimization/53908
2882 * df-problems.c (can_move_insns_across): When doing
2883 memory-reference book-keeping, handle call insns.
2885 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2887 Backport from mainline
2888 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2891 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2892 sibcall_insn_operand. Move it to a temporary register if not.
2894 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2897 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2898 emit PIC sequence for fnaddr symbol reference in advance.
2900 2012-07-09 Jason Merrill <jason@redhat.com>
2903 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2904 (type_hash_eq): Likewise.
2907 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2909 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2911 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2912 due to negative shift amount.
2914 2012-07-06 Kai Tietz <ktietz@redhat.com>
2916 Backport from mainline.
2918 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2919 as "/mingw/include".
2921 2012-07-06 Nick Clifton <nickc@redhat.com>
2923 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2924 default_encode_section_info.
2926 2012-07-06 Richard Guenther <rguenther@suse.de>
2928 Backport from mainline
2929 2012-03-30 Richard Guenther <rguenther@suse.de>
2932 * double-int.c (rshift_double): Remove not needed cast.
2934 2012-03-28 Richard Guenther <rguenther@suse.de>
2937 * double-int.h (rshift_double): Remove.
2938 * double-int.c (lshift_double): Use absu_hwi to make count
2940 (rshift_double): Make static, take unsigned count argument,
2941 remove handling of negative count argument.
2942 (double_int_rshift): Dispatch to lshift_double.
2944 2012-07-06 Richard Guenther <rguenther@suse.de>
2946 Backport from mainline
2947 2012-06-18 Richard Guenther <rguenther@suse.de>
2949 PR tree-optimization/53693
2950 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2951 Reject operands with more than one use.
2953 2012-07-06 Richard Guenther <rguenther@suse.de>
2955 Backport from mainline
2956 2012-04-11 Richard Guenther <rguenther@suse.de>
2959 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2960 consider loop nesting.
2961 (evolution_function_is_univariate_p): Properly check the remainder
2964 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2966 Backport from mainline
2967 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2969 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2970 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2971 (adjacent_mem_locations): Move some code to and call...
2972 (get_memref_parts): ...new function.
2973 (mem_locations_overlap): New function.
2974 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2975 (is_mem_ref): Rename to...
2976 (find_mem_ref): ...this. Return MEM rtx.
2977 (get_store_dest): Remove function.
2978 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2979 new parameter and adjust calls.
2980 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2981 mem refs overlap for true_store_to_load_dep_costly.
2982 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2983 passed to adjacent_mem_locations.
2984 (is_costly_group): Walk resolved dependency list.
2985 (force_new_group): Emit group ending nop for Power6/Power7.
2986 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2987 (group_ending_nop): New define_insn.
2989 2012-07-04 Richard Guenther <rguenther@suse.de>
2992 * gimple-fold.c (get_base_constructor): Do not return an
2993 error_mark_node DECL_INITIAL.
2995 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2997 Backport from mainline
2998 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3000 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3001 code model string in the error message.
3003 2012-07-04 Tristan Gingold <gingold@adacore.com>
3005 Backport from mainline.
3006 2012-06-25 Tristan Gingold <gingold@adacore.com>
3008 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3009 (seh_cfa_adjust_cfa): ... that function.
3010 (seh_emit_stackalloc): Do not emit out of range values.
3011 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3012 UNSPEC_DEF_CFA constants.
3013 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3014 * config/i386/i386.c (ix86_frame_pointer_required): Required
3015 for very large frames on SEH target.
3016 (ix86_compute_frame_layout): Save area is before frame pointer
3017 on SEH target. Handle very large frames.
3018 (ix86_expand_prologue): Likewise.
3020 2012-07-04 Richard Guenther <rguenther@suse.de>
3022 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3023 as in free_lang_data_in_type.
3025 2012-07-02 Martin Jambor <mjambor@suse.cz>
3027 Backport from mainline.
3028 2012-07-02 Martin Jambor <mjambor@suse.cz>
3031 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3032 dynamic type change check.
3034 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3036 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3037 last statement of the finally block onto the switch.
3039 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3041 * configure: Regenerate.
3043 Backport from mainline.
3044 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3046 * config.gcc (target_type_format_char): New. Document it. Set it for
3048 * configure.ac (gnu_unique_option): Use target_type_format_char
3049 in test. Comment rationale.
3051 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3053 Backport from mainline.
3054 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3056 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3058 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3060 Backport from 2012-06-28 mainline r189049
3063 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3064 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3065 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3066 avr_hard_regno_call_part_clobbered.
3068 2012-06-28 Richard Guenther <rguenther@suse.de>
3071 * expr.c (expand_expr_real_1): Verify if the type is complete
3072 before inspecting its size.
3074 2012-06-27 Nick Clifton <nickc@redhat.com>
3076 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3079 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3082 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3084 2012-06-26 Nick Clifton <nickc@redhat.com>
3086 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3088 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3091 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3092 of x x x in the vmovlps load alternative.
3094 2012-06-22 Richard Guenther <rguenther@suse.de>
3096 * gcov-iov.c: Include bconfig.h and system.h.
3098 2012-06-22 Richard Guenther <rguenther@suse.de>
3100 PR gcov-profile/53744
3101 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3103 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3105 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3106 DECL_IGNORED_P non-reg vars even if they are used.
3108 2012-06-19 Jason Merrill <jason@redhat.com>
3111 * dwarf2out.c (modified_type_die): Use scope_die_for.
3112 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3113 (uses_local_type_r, uses_local_type): New.
3114 (scope_die_for): Keep a type that uses a local type in local scope.
3115 Use get_context_die for namespace and type scope.
3117 2012-06-19 Richard Guenther <rguenther@suse.de>
3120 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3121 replace it with the first non-BLOCK context.
3123 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3125 PR rtl-optimization/53700
3127 Backport from mainline
3128 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3130 * ira-color.c (setup_left_conflict_sizes_p): Process all
3131 conflicting objects.
3133 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3135 Backport from mainline
3136 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3139 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3140 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3141 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3142 instead of xop_mulv2div2di3_low.
3143 (xop_p<macs>dql): Fix vec_select selector.
3144 (xop_p<macs>dqh): Ditto.
3145 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3146 (xop_mulv2div2di3_high): Ditto.
3148 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3150 Backport from mainline:
3151 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3153 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3155 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3157 Backport from mainline:
3158 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3160 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3161 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3162 MAX_PCREL17F_OFFSET instead of fixed offset.
3163 (pa_attr_length_call): Likewise.
3164 (pa_attr_length_indirect_call): Likewise.
3166 2012-06-15 Walter Lee <walt@tilera.com>
3168 Backport from mainline:
3169 2012-06-15 Walter Lee <walt@tilera.com>
3171 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3173 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3175 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3177 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3179 Backport from mainline:
3181 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3182 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3183 * gimple.h (block_in_transaction): Check for flag_tm.
3185 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3187 PR tree-optimization/52558
3189 Backport from mainline:
3190 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3191 * gimple.h (gimple_set_in_transaction): Remove.
3192 (gimple_in_transaction): Look in BB instead.
3193 (gimple_statement_base): Remove in_transaction field.
3194 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3195 * trans-mem.c (compute_transaction_bits): Place transaction bit
3196 information into basic blocks.
3198 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3200 PR tree-optimization/52558
3201 * cfg.c (alloc_aux_for_edge): Fix comment.
3202 (alloc_aux_for_edge): Remove static.
3203 * basic-block.h (alloc_aux_for_edge): Protoize.
3204 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3205 (execute_sm_if_changed_flag): New.
3206 (execute_sm_if_changed_flag_set): New.
3207 (execute_sm): Do not generate data races unless requested.
3208 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3209 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3210 * gimple.h (block_in_transaction): New.
3211 (gimple_in_transaction): Use block_in_transaction.
3213 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3215 Backported from mainline
3216 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3218 PR rtl-optimization/53589
3219 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3220 discovery even when e->dest != target. If any LABEL_REF points
3221 to e->dest label, redirect it to target's label.
3223 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3226 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3227 returns false, replace stmt with GIMPLE_NOP.
3228 (check_omp_nesting_restrictions): Instead of issuing warnings,
3229 issue errors and return false if any errors were reported.
3231 2012-06-14 Richard Guenther <rguenther@suse.de>
3233 * BASE-VER: Set to 4.7.2.
3234 * DEV-PHASE: Set to prerelease.
3236 2012-06-12 Christian Bruel <christian.bruel@st.com>
3239 * config/sh/sh.c (sh_option_override): Don't force
3240 flag_omit_frame_pointer and maccumulate_outgoing_args.
3241 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3243 2012-06-14 Release Manager
3245 * GCC 4.7.1 released.
3247 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3249 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3251 2012-06-13 Richard Henderson <rth@redhat.com>
3253 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3254 iterator instead of INT.
3256 2012-06-08 Richard Henderson <rth@redhat.com>
3259 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3260 note to a clobber insn when no other insn is available.
3262 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3265 * doc/invoke.texi (Wenum-compare): Update documentation.
3267 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3270 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3272 (altivec_stvlxl): Ditto.
3273 (altivec_stvrx): Ditto.
3274 (altivec_stvrxl): Ditto.
3276 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3279 * trans-mem.c (expand_block_edges): Do not skip the first
3280 statement when resetting the BB.
3282 2012-06-04 Richard Guenther <rguenther@suse.de>
3285 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3286 create new assembler names.
3288 2012-06-04 Richard Guenther <rguenther@suse.de>
3290 Backport from mainline
3291 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3294 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3295 larger than maxbits. Don't compute maxbits modulo align.
3296 Also check that unit bytes long store at bitpos / unit * unit
3297 doesn't affect bits beyond bitregion_end.
3298 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3299 would not fit into bitregion_start ... bitregion_end + 1 bit
3301 (store_split_bit_field): Decrease unit close to end of bitregion_end
3302 if access is restricted in order to avoid mutual recursion.
3304 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3306 Backport from 2012-06-04 mainline r188172
3309 * config/avr/avr-stdint.h: New file.
3310 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3313 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3315 PR tree-optimization/53550
3316 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3317 is POINTER_TYPE_P, use sizetype as step type instead of type.
3319 2012-06-04 Richard Guenther <rguenther@suse.de>
3320 Eric Botcazou <ebotcazou@adacore.com>
3322 Backport from mainline
3323 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3325 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3326 Change type of BITOFFSET to signed. Make sure the lower bound of
3327 the computed range is non-negative by adjusting OFFSET and BITPOS.
3328 (expand_assignment): Adjust call to get_bit_range.
3330 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3332 * expr.c (get_bit_range): Return the null range if the enclosing record
3333 is part of a larger bit field.
3335 2012-03-20 Richard Guenther <rguenther@suse.de>
3337 * stor-layout.c (finish_bitfield_representative): Fallback
3338 to conservative maximum size if the padding up to the next
3339 field cannot be computed as a constant.
3340 (finish_bitfield_layout): If we cannot compute the distance
3341 between the start of the bitfield representative and the
3342 bitfield member start a new representative.
3343 * expr.c (get_bit_range): The distance between the start of
3344 the bitfield representative and the bitfield member is zero
3345 if the field offsets are not constants.
3347 2012-03-16 Richard Guenther <rguenther@suse.de>
3349 * stor-layout.c (finish_bitfield_representative): Fall back
3350 to the conservative maximum size if we cannot compute the
3351 size of the tail padding.
3353 2012-03-14 Richard Guenther <rguenther@suse.de>
3355 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3356 * stor-layout.c (start_bitfield_representative): New function.
3357 (finish_bitfield_representative): Likewise.
3358 (finish_bitfield_layout): Likewise.
3359 (finish_record_layout): Call finish_bitfield_layout.
3360 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3361 for QUAL_UNION_TYPE fields.
3362 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3363 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3364 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3369 * expr.c (get_bit_range): Unconditionally extract bitrange
3370 from DECL_BIT_FIELD_REPRESENTATIVE.
3371 (expand_assignment): Adjust call to get_bit_range.
3373 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3376 * fold-const.c (fold_binary_loc): Refine previous change.
3378 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3380 Backport from mainline
3381 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3384 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3385 avoid going above orig insn. Update comments.
3387 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3389 Backport from mainline
3390 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3393 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3394 prologue for unwinder and profiler.
3396 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3398 Backport from mainline
3399 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3401 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3403 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3405 Backport from mainline
3406 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3408 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3409 DBX_REGISTER_NUMBER.
3411 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3413 Backport from mainline
3414 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3416 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3417 operand is CONST_INT. Take COSTS_N_INSNS into account.
3418 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3421 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3423 * config/avr/avr.opt (-msp8): Document it.
3424 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3426 2012-05-31 Richard Guenther <rguenther@suse.de>
3429 * expr.c (expand_assignment): Do not use movmisalign on
3432 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3435 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3436 (pa_section_type_flags): New.
3437 (pa_legitimate_constant_p): Revert previous change.
3439 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3441 Backport from mainline
3442 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3445 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3446 accessed indirectly.
3447 (ipa_tm_create_version): Same.
3449 2012-05-30 Jason Merrill <jason@redhat.com>
3452 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3453 about array compound literals.
3455 2012-05-30 Richard Guenther <rguenther@suse.de>
3458 * fold-const.c (fold_binary_loc): Make sure to call
3459 fold_plusminus_mult_expr with the original sign of operands.
3461 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3463 * explow.c (probe_stack_range): Restore simple control flow and stop
3464 again when the probe cannot be generated if HAVE_check_stack.
3466 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3468 PR rtl-optimization/53519
3469 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3470 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3472 2012-05-29 Richard Guenther <rguenther@suse.de>
3474 PR tree-optimization/53516
3475 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3477 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3479 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3481 Backport from mainline
3482 2012-05-28 Richard Guenther <rguenther@suse.de>
3484 PR tree-optimization/53438
3485 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3487 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3489 Backport from mainline
3490 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3492 PR rtl-optimization/52528
3493 * combine.c (can_combine_p): Add setting of subst_low_luid
3494 before call to expand_field_assignment().
3496 2012-05-26 Martin Jambor <mjambor@suse.cz>
3498 Backport from mainline
3499 2012-05-23 Martin Jambor <mjambor@suse.cz>
3501 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3503 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3506 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3507 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3509 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3512 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3513 (ix86_expand_vec_perm): Use int mode instead of float.
3515 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3518 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3519 gnu_ld variables to yes.
3520 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3521 (HAVE_GNU_AS): Likewise.
3522 * config.in: Regenerate.
3523 * configure: Likewise.
3525 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3527 Backport from mainline
3528 2012-03-12 Richard Guenther <rguenther@suse.de>
3529 * config/arm/arm.c (neon_dereference_pointer): Do not call
3530 covert during RTL expansion.
3532 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3534 Backport from mainline
3535 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3538 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3539 relied on signed overflow behavior.
3541 2012-05-24 Richard Guenther <rguenther@suse.de>
3544 * tree-profile.c (tree_profiling): Cleanup the CFG if
3545 execute_fixup_cfg requests it.
3547 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3549 PR tree-optimization/53465
3550 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3551 vr0 into *vr, then vrp_meet that.
3552 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3553 have any equivalences.
3554 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3557 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3559 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3561 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3562 (iterative_hash_gimple_type): Adjust comment.
3563 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3564 domain for an array type instead of the domain type itself.
3566 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3568 Backport from 2012-05-23 mainline r187803
3571 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3572 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3575 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3577 Backport from 2012-05-03 mainline r187075
3579 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3580 has_fma4 for AMD processors with both fma3 and fma4 support.
3582 2012-05-22 Richard Guenther <rguenther@suse.de>
3584 PR tree-optimization/53408
3585 * tree-vect-loop.c (vectorizable_induction): Properly check
3586 the restriction that we cannot handle induction results from
3587 the inner loop outside of the outer loop.
3589 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3591 PR tree-optimization/53436
3592 * omp-low.c (omp_build_component_ref): New function.
3593 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3595 PR tree-optimization/53366
3596 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3597 tests if complex_numbers == 2, but there are non-complex number loads
3600 PR tree-optimization/53409
3601 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3602 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3604 PR tree-optimization/53410
3605 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3606 instead of build_int_cst (type, 0) where vector types might be
3609 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3612 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3613 from folded operands before wrapping another around the
3614 conditional expression.
3616 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3617 Patrick Marlier <patrick.marlier@gmail.com>
3619 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3622 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3624 Backport from mainline
3625 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3628 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3629 (UNSPECV_RDRAND): This.
3630 (rdrand<mode>_1): Updated.
3632 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3634 Backport from mainline
3635 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3637 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3638 RDRND, F16C and FSGSBASE.
3640 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3642 Backport from mainline
3643 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3645 * tree-ssa-pre.c (can_value_number_call): Delete.
3646 (compute_avail): Skip all statements with side effects.
3647 <GIMPLE_CALL>: Skip calls to internal functions.
3649 2012-05-18 David S. Miller <davem@davemloft.net>
3651 Backport r185385 from mainline
3652 2012-03-14 Richard Guenther <rguenther@suse.de>
3655 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3656 element type instead of mode, use build_vector_type_for_mode
3657 instead of the langhook, build a vector of proper signedness.
3658 (expand_vector_operations_1): Adjust.
3660 2012-05-18 Olivier Hainque <hainque@adacore.com>
3662 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3663 $(libsubdir) as libexecsubdir.
3665 2012-05-16 Andrew Pinski <apinski@cavium.com>
3667 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3670 2012-05-16 David S. Miller <davem@davemloft.net>
3672 * jump.c (delete_related_insns): If we remove a CALL, make sure
3673 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3675 2012-05-16 Richard Henderson <rth@redhat.com>
3678 * combine-stack-adj.c (prev_active_insn_bb): New.
3679 (next_active_insn_bb): New.
3680 (force_move_args_size_note): New.
3681 (combine_stack_adjustments_for_block): Use it.
3683 2012-05-16 Olivier Hainque <hainque@adacore.com>
3685 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3686 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3687 Add comments and improve stamp preservation across the whole sequence.
3688 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3690 2012-05-16 Richard Guenther <rguenther@suse.de>
3692 PR tree-optimization/53364
3693 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3694 detect a view-conversion of the decl.
3696 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3699 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3700 that operands[2] is either immediate, or q_regs_operand.
3702 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3704 Backport r187139 from mainline.
3705 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3707 PR rtl-optimization/52804
3708 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3709 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3710 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3711 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3712 RELOAD_FOR_OUTADDR_ADDRESS.
3714 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3717 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3718 generate target register for "load" class builtins.
3721 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3724 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3725 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3726 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3727 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3728 (<sse>_movu<ssemodesuffix>): New expander.
3729 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3730 (avx_movdqu<avxmodesuffix>): New expander.
3731 (*sse2_movdqu): Rename from sse2_movdqu.
3732 (sse2_movdqu): New expander.
3734 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3736 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3737 lineno 1 the same as lineno 0 before first start file directive.
3738 (optimize_macinfo_range): Likewise.
3740 * dwarf2out.c (have_macinfo): Define.
3741 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3742 attribute, don't force empty compilation unit and don't emit any
3743 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3745 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3747 Backport from mainline
3748 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3750 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3751 ORDERED and UNORDERED conditions.
3753 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3755 * function.c (requires_stack_frame_p): If the function can throw
3756 non-call exceptions, return true if the insn can throw internally.
3758 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3760 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3761 DECL_ORIGINAL_TYPE if it is present.
3763 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3765 Backport from 2012-05-12 mainline r187342.
3768 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3769 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3770 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3771 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3772 (expand_prologue): Move initialization of cfun->machine->is_naked,
3773 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3774 (avr_set_current_function): ...this new static function.
3775 (TARGET_SET_CURRENT_FUNCTION): New define.
3776 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3777 checking attributes of current_function_decl.
3778 (avr_regs_to_save): Ditto.
3779 (signal_function_p): Rename to avr_signal_function_p.
3780 (interrupt_function_p): Rename to avr_interrupt_function_p.
3782 * doc/extend.texi (Function Attributes): Better explanation of
3783 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3786 2012-05-09 Matthias Klose <doko@ubuntu.com>
3788 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3790 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3793 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3794 when a constant source operand matches an "I" constraint, the "no
3795 CC0 change" applies to a register-destination only, not a
3796 strict_low_part-destination.
3798 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3800 Backport from mainline:
3801 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3803 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3805 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3807 PR tree-optimization/53239
3808 * tree-vrp.c (get_value_range): Set VR of
3809 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3812 2012-05-07 Richard Guenther <rguenther@suse.de>
3814 PR tree-optimization/53195
3815 * tree-inline.c (setup_one_parameter): Properly add referenced
3816 vars from the parameters new known value.
3818 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3820 Backport from mainline:
3821 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3824 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3827 2012-05-04 Ian Lance Taylor <iant@google.com>
3829 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3830 values from false to NULL.
3832 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3834 Backport from mainline
3835 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3838 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3839 (TARGET_CMOV): Rename from TARGET_CMOVE.
3840 (TARGET_CMOVE): New define.
3841 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3842 Do not set TARGET_CMOVE here.
3844 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3846 Backport from mainline:
3848 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3850 PR tree-optimization/52633
3851 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3852 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3853 (vect_recog_over_widening_pattern): Remove handling of code that was
3854 already detected as over-widening pattern. Remove special handling
3855 of "unsigned" cases. Instead, support general case of conversion
3856 of the shift result to another type.
3858 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3860 * tree-vect-patterns.c (vect_single_imm_use): New function.
3861 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3862 (vect_recog_over_widening_pattern): Likewise.
3863 (vect_recog_widen_shift_pattern): Likewise.
3865 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3867 PR tree-optimization/52870
3868 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3869 presumed pattern statement is within the same loop or basic block.
3871 2012-05-04 Richard Guenther <rguenther@suse.de>
3873 * common.opt (flto-report): Do not mark as Optimization.
3875 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3878 * recog.c (constrain_operands): If extra constraints are present, also
3879 accept pseudo-registers with equivalent memory locations during reload.
3881 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3883 Backport from the mainline
3884 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3887 * config/rs6000/rs6000.md (bswapdi splitters): If
3888 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3889 default) is used, generate an alternate sequence that does not
3890 depend on using indexed addressing.
3892 2012-05-03 David S. Miller <davem@davemloft.net>
3895 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3896 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3897 (sparc_emit_float_lib_cmp): Likewise.
3899 2012-05-04 Martin Jambor <mjambor@suse.cz>
3901 Backport from mainline
3902 2012-05-02 Martin Jambor <mjambor@suse.cz>
3905 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3906 of a variable when the contect is a function.
3908 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3911 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3912 append program name to it and pass that as first argument
3913 to make_relative_prefix. Always pass standard_libexec_prefix
3914 as last argument to make_relative_prefix. If
3915 make_relative_prefix returns NULL, fall back to
3916 standard_libexec_prefix.
3919 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3923 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3924 mode, return that mode.
3926 2012-05-03 Richard Guenther <rguenther@suse.de>
3928 PR tree-optimization/53144
3929 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3931 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3932 with SSA name values.
3933 (vn_reference_lookup_3): Adjust callers.
3935 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3937 PR tree-optimization/53163
3938 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3939 return value from compute_all_dependences.
3941 PR rtl-optimization/53160
3942 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3943 has been modified by ree pass already.
3945 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3947 Backport from mainline
3948 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3951 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3952 calls to cgraph_node_name in xstrdup.
3953 (ipa_make_edge_direct_to_target): Ditto.
3954 * tree-sra.c (convert_callers_for_node): Ditto.
3955 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3956 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3957 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3958 (cgraph_materialize_all_clones): Ditto.
3959 * ipa-inline.c (report_inline_failed_reason): Ditto.
3960 (want_early_inline_function_p): Ditto.
3961 (edge_badness): Ditto.
3962 (update_edge_key): Ditto.
3963 (flatten_function): Ditto.
3964 (ipa_inline): Ditto.
3965 (inline_always_inline_functions): Ditto.
3966 (early_inline_small_functions): Ditto.
3968 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3970 Backport from mainline
3971 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3973 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3974 Introduce emul_name to select the right linker emulation for
3975 powerpc64-*-freebsd*.
3976 * configure: Regenerate.
3977 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3978 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3979 * config/rs6000/freebsd64.h: New file.
3980 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3982 (rs6000_savres_strategy): Likewise.
3983 (rs6000_savres_routine_name): Likewise.
3984 (rs6000_elf_file_end): Likewise.
3985 * config/rs6000/t-freebsd64: New file.
3986 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3987 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3989 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3991 Backport from mainline
3992 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3995 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3997 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3999 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4000 predicate to discriminate types.
4002 2012-04-27 Richard Guenther <rguenther@suse.de>
4005 * convert.c (convert_to_integer): Avoid infinite recursion for
4006 target-defined built-in types.
4008 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4011 * config/cris/cris.md ("*andhi_lowpart_v32")
4012 ("*andqi_lowpart_v32"): Change first input-only operand from
4013 a (match_operand ...) to (match_dup 0). Drop alternatives with
4014 const_int-matching constraints for redundancy.
4015 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4016 three-operand alternative.
4018 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4020 Backport from mainline
4021 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4023 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4024 (*addsi_2_zext): Ditto.
4025 (*add<mode>_3): Ditto.
4026 (*addsi_3_zext): Ditto.
4027 (*add<mode>_5): Ditto.
4029 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4032 * c-typeck.c (set_nonincremental_init,
4033 set_nonincremental_init_from_string): Pass true instead of false
4034 as IMPLICIT to add_pending_init.
4036 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4038 Backport from 2012-04-24 mainline r186768.
4041 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4043 2012-04-24 Richard Guenther <rguenther@suse.de>
4045 PR tree-optimization/53085
4046 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4049 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4052 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4054 (output_addressed_constants): Likewise.
4057 * varasm.c (get_section): Don't ICE for section conflicts with
4058 built-in section kinds.
4060 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4062 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4064 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4066 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4068 2012-04-23 Richard Guenther <rguenther@suse.de>
4071 * c-typeck.c (build_binary_op): Fix typo.
4073 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4075 PR tree-optimizations/52891
4076 * tree-vect-patterns.c (adjust_bool_pattern): Use
4077 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4078 but with non-standard precision.
4080 2012-04-22 Ian Lance Taylor <iant@google.com>
4082 * godump.c (go_output_typedef): Dump size of structs.
4084 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4086 Backport from mainline:
4088 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4089 hints for 'A' operand types.
4091 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4093 Backport from 2012-04-19 mainline r186588.
4096 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4097 the case *(X+const).
4099 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4101 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4103 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4106 * config/i386/sync.md (atomic_<code><mode>): Rename to
4107 atomic_<logic><mode>.
4109 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4111 Backport from mainline
4112 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4115 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4116 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4117 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4118 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4119 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4120 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4121 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4122 gen_avx2_permvarv8sf.
4124 2012-04-16 Martin Jambor <mjambor@suse.cz>
4126 Backported from mainline
4128 2012-04-13 Martin Jambor <mjambor@suse.cz>
4131 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4132 fold_ctor_reference returns a zero constant.
4134 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4136 Backported from mainline
4137 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4139 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4140 and __ILP32__ for x32.
4142 2012-04-13 Tom de Vries <tom@codesourcery.com>
4144 Backport from mainline r186418.
4146 2012-04-13 Tom de Vries <tom@codesourcery.com>
4148 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4149 parameters vuse and vuse_escaped.
4150 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4151 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4154 2012-04-13 Richard Guenther <rguenther@suse.de>
4156 PR tree-optimization/52969
4157 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4158 the condition for the COND_EXPR and handle predicate negation
4159 by swapping the COND_EXPR arms.
4161 2012-04-13 Richard Guenther <rguenther@suse.de>
4164 * convert.c (convert_to_pointer): Remove special-casing of
4167 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4169 Backport from mainline
4170 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4173 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4174 the list of options to enable the FCFID instruction.
4175 (TARGET_EXTRA_BUILTINS): Adjust comment.
4177 2012-04-12 Richard Guenther <rguenther@suse.de>
4179 PR tree-optimization/52943
4180 * tree-chrec.h (chrec_is_positive): Remove.
4181 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4182 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4183 Return false for a constant zero instead of negative.
4184 (analyze_siv_subscript_cst_affine): Handle zero difference
4185 in the initial condition explicitely.
4187 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4190 * varasm.c (process_pending_assemble_externals): Set
4191 pending_assemble_externals_processed true.
4192 (assemble_external): Call assemble_external_real if the pending
4193 assemble externals have been processed.
4195 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4198 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4199 the DECL generated for the special GOT helper.
4201 2012-04-06 Walter Lee <walt@tilera.com>
4203 Backport from mainline
4204 2012-03-07 Walter Lee <walt@tilera.com>
4206 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4207 REG_CFA_* notes for the stack pointer.
4208 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4209 EH_RETURN_STACKADJ_RTX.
4210 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4211 generate REG_CFA_* notes for the stack pointer.
4212 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4213 by EH_RETURN_STACKADJ_RTX.
4215 2012-04-06 Matt Turner <mattst88@gmail.com>
4217 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4219 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4221 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4222 of the destination isn't also a FP_REGS register.
4224 2012-04-03 Richard Guenther <rguenther@suse.de>
4226 Backport from mainline
4227 2012-03-02 Richard Guenther <rguenther@suse.de>
4229 PR tree-optimization/52406
4230 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4231 (struct indices): Add unconstrained_base member.
4232 (struct dr_alias): Remove unused vops member.
4233 (DR_UNCONSTRAINED_BASE): New define.
4234 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4235 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4236 be an artificial access that covers the whole indexed object,
4237 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4238 plain decl base-objects to their MEM_REF variant.
4239 (dr_may_alias_p): When the base-object of either data reference
4240 has unknown size use only points-to information.
4241 (compute_affine_dependence): Make dumps easier to read and
4243 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4244 DR_REF when looking for packed references.
4245 (vect_supportable_dr_alignment): Likewise.
4247 2012-04-03 Richard Guenther <rguenther@suse.de>
4249 Backport from mainline
4250 2012-03-15 Richard Guenther <rguenther@suse.de>
4253 * tree-data-ref.c (subscript_dependence_tester_1): Check
4254 all dimensions for non-conflicting access functions.
4256 2012-04-03 Richard Guenther <rguenther@suse.de>
4258 Backport from mainline
4259 2012-03-06 Richard Guenther <rguenther@suse.de>
4262 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4264 2012-03-23 Richard Guenther <rguenther@suse.de>
4266 PR tree-optimization/52678
4267 * tree-vectorizer.h (struct _stmt_vec_info): Add
4268 loop_phi_evolution_part member.
4269 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4270 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4271 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4272 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4273 Use the cached evolution part and the PHI nodes value from
4274 the loop preheader edge instead of re-analyzing the evolution.
4276 2012-03-26 Richard Guenther <rguenther@suse.de>
4278 PR tree-optimization/52701
4279 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4280 compute and set the evolution part of PHI nodes.
4282 2012-03-30 Richard Guenther <rguenther@suse.de>
4284 PR tree-optimization/52754
4285 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4286 propagate arbitrary addresses into really plain dereferences.
4288 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4290 PR tree-optimization/52835
4291 * tree-data-ref.c (build_rdg): Return NULL if
4292 compute_data_dependences_for_loop failed.
4294 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4296 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4297 (stmt_can_make_abnormal_goto): Use it.
4298 (is_ctrl_altering_stmt): Likewise.
4300 2012-03-31 Martin Jambor <mjambor@suse.cz>
4302 Backported from mainline
4303 2012-03-30 Martin Jambor <mjambor@suse.cz>
4305 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4306 is a builtin_stack_save in a dominating BB.
4308 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4310 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4311 crossing 128bit lane boundary.
4313 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4315 Backported from mainline
4316 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4319 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4321 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4322 * config/i386/i386.c: Include reload.h.
4323 (ix86_legitimize_reload_address): New function.
4325 2012-03-28 Martin Jambor <mjambor@suse.cz>
4327 Backported from mainline
4328 2012-03-27 Martin Jambor <mjambor@suse.cz>
4331 * tree-sra.c (sra_modify_assign): Do not call
4332 load_assign_lhs_subreplacements when working with an unscalarizable
4335 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4338 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4339 __builtin_va_start to __builtin_next_arg if the latter is
4340 builtin_decl_explicit_p rather than when it is not.
4343 * tree-vect-generic.c (vector_element): Perform multiplication
4344 for pos in bitsizetype type instead of idx type.
4346 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4348 Backport from 2012-03-28 mainline r185910.
4351 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4352 (avr_builtin_decl): New static function.
4353 (struct avr_builtin_description, avr_bdesc): Move up.
4354 Add GTY marker. Add field fndecl. Remove redundant field id.
4355 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4356 (avr_expand_builtin): Code cleanup because .id is removed.
4358 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4361 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4364 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4366 Backport from 2012-03-28 mainline r185907.
4369 * config.gcc (tm_file): Remove avr/multilib.h.
4371 * doc/invoke.texi (AVR Options): Adjust
4372 documentation of -mtiny-stack.
4374 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4375 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4376 * config/avr/t-avr: Remove generation of multilib.h.
4377 * config/avr/t-multilib: Regenerate.
4378 * config/avr/multilib.h: Remove.
4379 * config/avr/avr.opt (-msp8): New option.
4380 (avr_sp8): New variable.
4381 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4382 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4383 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4384 (avr_device_to_sp8): New prototype.
4385 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4386 (DRIVER_SELF_SPECS): New define.
4387 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4388 __AVR_SP8__, __AVR_HAVE_SPH__.
4389 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4390 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4391 (avr_file_start): Ditto.
4393 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4396 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4397 instead of 8 in adjust_address.
4399 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4401 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4402 of a unit before computing the offset in units.
4404 2012-03-27 Richard Guenther <rguenther@suse.de>
4407 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4410 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4413 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4415 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4418 * varasm.c: Include pointer-set.h.
4419 (pending_assemble_externals_set): New pointer set.
4420 (process_pending_assemble_externals): Destroy the pointer set.
4421 (assemble_external): See if decl is in pending_assemble_externals_set,
4422 and add it to pending_assemble_externals if necessary.
4423 (init_varasm_once): Allocate pending_assemble_externals_set.
4425 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4427 Backported from mainline
4428 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4431 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4432 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4433 (vector_ltgt<mode>): Likewise.
4434 (vector_ordered<mode>): Likewise.
4435 (vector_unordered<mode>): Likewise.
4436 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4438 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4440 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4443 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4445 Backported from mainline
4446 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4450 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4451 GENERAL_REGS and FP_REGS for SImode.
4453 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4456 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4457 on any new_local_var_chain vars declared during recursing on
4458 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4460 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4462 Backport from 2012-03-22 mainline r185692.
4465 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4466 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4467 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4468 (delay_cycles_1, delay_cycles_2): Ditto.
4469 (delay_cycles_3, delay_cycles_4): Ditto.
4470 (nopv, *nopv): Ditto.
4471 (sleep, *sleep): Ditto.
4474 Backport from 2012-03-21 mainline r185605.
4476 PR rtl-optimization/52543
4478 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4479 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4480 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4481 (avr_load_libgcc_p): Restrict to __flash loads.
4482 (avr_out_lpm): Only handle 1-byte loads from __flash.
4483 (avr_load_lpm): New function.
4484 (avr_find_unused_d_reg): Remove.
4485 (avr_out_lpm_no_lpmx): Remove.
4486 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4487 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4488 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4489 (load_<mode>, load_<mode>_clobber): New insns.
4490 (mov<mode>): For multi-byte move from non-generic
4491 16-bit address spaces: Expand to load_<mode> resp.
4492 load_<mode>_clobber.
4493 (load<mode>_libgcc): Remove expander.
4494 (split-lpmx): Remove split.
4496 Backport from 2012-03-13 mainline r185329.
4499 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4500 offset (size) to a value the insns can deal with.
4501 (expand_epilogue): Ditto.
4503 Backport from 2012-03-12 mainline r185256.
4506 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4507 type from reg_class_t to enum reg_class.
4508 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4510 Backport from 2012-03-12 mainline r185253.
4513 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4514 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4515 r184615 from 2012-02-28.
4517 Backport from 2012-03-08 mainline r185105.
4519 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4520 for constants in [-63,63].
4522 Backport from 2012-03-08 mainline r185100.
4525 * config/avr/avr.c (avr_mem_clobber): New static function.
4526 (avr_expand_delay_cycles): Add memory clobber operand to
4527 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4528 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4529 (enable_interrupt, disable_interrupt): New expander.
4530 (nopv, sleep, wdr): New expanders.
4531 (delay_cycles_1): Add memory clobber.
4532 (delay_cycles_2): Add memory clobber.
4533 (delay_cycles_3): Add memory clobber.
4534 (delay_cycles_4): Add memory clobber.
4535 (cli_sei): New insn from former "enable_interrupt",
4536 "disable_interrupt" with memory clobber.
4537 (*wdt): New insn from former "wdt" with memory clobber.
4538 (*nopv): Similar, but for "nopv".
4539 (*sleep): Similar, but for "sleep".
4541 Backport from 2012-03-07 mainline r185043.
4544 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4546 Backport from 2012-03-07 mainline r185032.
4549 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4550 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4551 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4553 Backport from 2012-03-07 mainline r185031.
4556 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4558 * config/avr/avr.md (xload_8): Adjust insn length.
4560 Backport from 2012-03-07 mainline r185030.
4563 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4564 if RAMPZ affects reading from RAM.
4566 Backport from 2012-03-05 mainline r184919.
4568 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4570 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4572 Backport from mainline r185259.
4575 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4576 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4578 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4580 Backported from mainline
4581 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4584 * c-parser.c (c_parser_postfix_expression)
4585 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4587 * config/i386/smmintrin.h: Avoid /* within a comment.
4588 * config/i386/nmmintrin.h: Likewise.
4590 2012-03-22 Richard Guenther <rguenther@suse.de>
4592 * BASE-VER: Set to 4.7.1.
4593 * DEV-PHASE: Set to prerelease.
4595 2012-03-22 Release Manager
4597 * GCC 4.7.0 released.
4599 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4601 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4603 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4604 Andrew Pinski <apinski@cavium.com>
4607 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4608 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4609 calls instead of __builtin_ir{int,ound}*.
4611 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4614 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4617 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4619 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4620 Refer to GCC 4.7 version of c99status.html.
4622 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4624 Backport from mainline
4625 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4627 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4628 redefine to be NULL if the current bit-size is different from the
4629 configured bit-size.
4631 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4632 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4633 set the default tuning. Add asserts to make sure the cpu and tune
4634 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4635 test whether the index is set, instead of > 0.
4636 (rs6000_file_start): Do not reset the default cpu if the current
4637 bit-size is different from the configured bit-size.
4639 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4641 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4643 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4644 Update binutils references.
4645 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4646 Update binutils reference.
4647 Update Sun as/GNU ld caveat.
4648 Document binutils largefile requirement for LTO plugin.
4649 Remove reference to alternate libpthread.
4651 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4653 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4655 (Specific, mips-sgi-irix6): Likewise.
4657 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4659 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4660 * configure: Regenerate.
4662 2012-03-07 Richard Henderson <rth@redhat.com>
4664 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4665 * config/m68k/sync.md (atomic_test_and_set): Use it.
4666 (atomic_test_and_set_1): Likewise.
4668 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4671 * Makefile.in: Let install-gcc-ar depend on installdirs,
4672 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4673 Don't double canonicalize if cross-compiling.
4675 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4677 * trans-mem.c: New typedef for tm_region_p.
4678 Define vector types for tm_region_p.
4679 (tm_region_init): Replace region_worklist to a vector called
4682 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4685 * trans-mem.c (tm_region_init): Use last_basic_block.
4687 2012-03-05 Richard Henderson <rth@redhat.com>
4690 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4691 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4692 BIGGEST_ALIGNMENT is aligned.
4694 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4696 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4698 2012-03-05 Richard Henderson <rth@redhat.com>
4701 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4702 instead of calling negqi2 directly.
4704 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4706 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4707 (INTMAX_TYPE): Use it.
4708 (UINTMAX_TYPE): Likewise.
4709 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4710 (irix6_c_common_override_options): Declare.
4711 (C_COMMON_OVERRIDE_OPTIONS): Define.
4712 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4713 * config/mips/irix6-c.c: New file.
4714 * config/mips/t-irix6 (irix6-c.o): New target.
4715 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4718 2012-03-02 Richard Henderson <rth@redhat.com>
4720 * optabs.c (expand_atomic_test_and_set): Honor
4721 atomic_test_and_set_trueval even when atomic_test_and_set
4722 optab is not in use.
4724 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4726 Backport from mainline
4727 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4729 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4731 2012-03-02 Richard Guenther <rguenther@suse.de>
4733 * DEV-PHASE: Set to prerelease.
4735 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4737 * config.gcc (obsolete): Add all ARM targets using the FPA.
4738 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4739 * doc/install.texi: Avoid references to obsolete ARM ports.
4741 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4743 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4745 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4746 Joern Rennecke <joern.rennecke@embecosm.com>
4748 * doc/extend.texi: Expand and update information on interrupt
4749 attribute for Epiphany.
4751 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4753 * config/sh/sh-protos.h: Update copyright notice dates.
4754 * config/sh/sh.h: Likewise.
4755 * config/sh/sh.md: Likewise.
4756 * config/sh/constraints.md: Likewise.
4757 * config/sh/predicates.md: Likewise.
4759 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4761 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4762 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4764 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4766 * config/sh/constraints.md: Fix comment typo.
4768 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4771 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4772 unsigned HOST_WIDE_INT.
4773 (zvdep_imm64): Likewise.
4774 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4775 (vdepi_and): Likewise.
4776 Likewise for unamed 64-bit patterns.
4777 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4779 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4782 PR rtl-optimization/52417
4783 * cselib.c (cselib_any_perm_equivs): New variable.
4784 (cselib_reset_table): Check that it's not set when not
4785 preserving constants.
4786 (cselib_add_permanent_equiv): Set it.
4787 (cselib_have_permanent_equivalences): New.
4788 (cselib_init, cselib_finish): Reset it.
4789 * cselib.h (cselib_have_permanent_equivalences): Declare.
4790 * alias.c (get_addr): Restore earlier behavior when there
4791 aren't permanent equivalences.
4793 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4795 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4796 * config/v850/v850-modes.def: Fix copyright notice.
4798 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4800 * doc/extend.texi (AVR Built-in Functions): Document
4801 __builtin_avr_flash_segment.
4803 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4804 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4805 (*split.flash_segment): New insn-and-split.
4806 * config/avr/avr.c (avr_init_builtins): Add local variables:
4807 const_memx_void_node, const_memx_ptr_type_node,
4808 char_ftype_const_memx_ptr.
4810 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4812 PR tree-optimization/52445
4813 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4814 add ssa_name_ver, offset and size fields and change store field
4816 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4817 (add_or_mark_expr): Likewise. Only consider previous stores
4818 with the same size and offset.
4819 (nt_init_block): Only look at gimple_assign_single_p stmts,
4820 doesn't look at rhs2.
4822 2012-03-01 Richard Guenther <rguenther@suse.de>
4825 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4826 conversions from integral types to pointer types.
4828 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4830 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4831 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4832 unintentionally removed in r184616.
4834 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4836 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4839 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4840 Uros Bizjak <ubizjak@gmail.com>
4843 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4844 alternatives, add "e" constraint to the new last alternative
4845 and ! to last 3 alternatives.
4847 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4849 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4850 DW_AT_artificial attributes at the end of the processing.
4851 (gen_array_type_die): Likewise.
4852 (gen_enumeration_type_die): Likewise.
4853 (gen_struct_or_union_type_die): Likewise.
4854 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4857 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4860 * expr.c (expand_assignment): If doing misaligned store that doesn't
4861 cover all mode bits, perform a RMW cycle.
4863 PR tree-optimization/52429
4864 * tree-parloops.c (separate_decls_in_region_debug): Return early
4865 if var is LABEL_DECL.
4867 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4869 PR tree-optimization/52424
4870 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4871 calling dom_thread_across_edge.
4873 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4875 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4877 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4879 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4880 * config/avr/avr.c (avr_output_bld): Remove unused function.
4881 (avr_out_sbxx_branch): Use "%T" to print bit position.
4883 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4885 * config/avr/avr.md: Untabify.
4887 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4889 * config/avr/avr.md (eqne): New code iterator.
4890 (*dec-and-branchsi): Use it in text peephole's condition.
4891 (*dec-and-branchhi): Ditto.
4892 (*dec-and-branchqi): Ditto.
4894 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4897 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4898 the device does not have the skip-bug.
4900 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4902 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4903 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4904 -mpretend-cmove): New.
4906 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4909 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4910 doesn't count DEBUG_INSN refs.
4911 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4912 for DEBUG_INSN refs.
4914 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4918 2012-02-20 Richard Guenther <rguenther@suse.de>
4919 PR tree-optimization/52298
4920 * tree-vect-stmts.c (vectorizable_load): Properly use
4921 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4924 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4927 * gimple.h (gimple_in_transaction): New.
4928 (gimple_set_in_transaction): New.
4929 (struct gimple_statement_base): Add in_transaction field.
4930 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4932 (tree_ssa_lim_initialize): Compute transaction bits.
4933 * tree.h (compute_transaction_bits): Protoize.
4934 * trans-mem.c (tm_region_init): Use the heap to store BB
4936 (compute_transaction_bits): New.
4938 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4940 * gcc.c (display_help): Document --help=common and sort entries
4943 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4945 * doc/install.texi: Document check-$LANG specific shortcuts
4947 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4950 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4952 * config/arm/arm_neon.h: Regenerate.
4953 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4954 (neon_vcgeu): New insn.
4955 (neon_vcgtu): Likewise.
4956 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4957 (ops): Unsigned comparison intrinsics call a different
4960 2012-02-28 Richard Guenther <rguenther@suse.de>
4963 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4964 ordering for the VEC_CONCAT for two element vectors for
4965 V2SFmode, V2SImode and V2DImode.
4967 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4970 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4971 detecting big-endian triplets.
4973 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4975 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4976 mode if there is no type information available.
4978 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4980 PR tree-optimization/53207
4981 * doc/invoke.texi: Document as experimental and relying on graphite.
4983 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4985 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4986 of initializer to changes from r184614.
4988 2012-02-28 Richard Guenther <rguenther@suse.de>
4990 PR tree-optimization/52395
4991 * tree-sra.c (build_ref_for_offset): Also look at the base
4992 TYPE_ALIGN when figuring out the alignment of the replacement.
4994 2012-02-28 Richard Guenther <rguenther@suse.de>
4996 PR tree-optimization/52402
4997 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4998 mis-aligned types when creating the accesses at the call site.
5000 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5002 * config/avr/builtins.def: New file.
5003 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5004 * config/avr/avr.c (enum avr_builtin_id): Use it.
5005 (avr_init_builtins): Use it. And use avr_bdesc.
5006 (bdesc_1arg): Remove.
5007 (bdesc_2arg): Remove.
5008 (bdesc_3arg): Remove.
5009 (struct avr_builtin_description): Add field n_args.
5010 (avr_bdesc): New static variable using builtins.def.
5011 (avr_expand_builtin): Use it.
5012 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5013 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5014 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5016 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5019 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5020 match only one single hard register with respective hard reg rtx.
5021 (movmemx_<mode>): Ditto.
5022 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5023 insn anatomy of movmem[x]_<mode>.
5024 (avr_out_movmem): Same for printing assembler and operand usage.
5026 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5030 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5031 address spaces located outside of device flash.
5033 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5034 (mcu_type_s): Add field n_flash.
5035 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5036 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5037 (AVR_MCU): Add N_FLASH argument.
5038 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5039 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5040 macro __FLASH<n> if that address space makes sense for the device.
5041 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5042 outside of target flash.
5043 (avr_asm_named_section): Ditto.
5044 (avr_asm_select_section): Ditto.
5045 (avr_addr_space_convert): Ditto.
5046 (avr_emit_movmemhi): Ditto.
5047 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5048 address space is outside of device flash.
5049 (avr_insert_attributes): Ditto.
5050 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5051 avr_current_arch->n_segments.
5053 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5056 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5058 (*movabs<mode>_2): Likewise.
5060 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5063 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5064 s_register_operand in the test instead of REG_P. Don't call
5065 gen_reg_rtx if it won't be used.
5067 PR tree-optimization/52376
5068 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5070 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5072 * ifcvt.c (noce_get_condition): Check condition variable is not
5073 small_register_classes_for_mode_p before accepting.
5075 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5077 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5079 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5082 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5083 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5085 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5087 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5089 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5091 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5093 * config/sh/predicates.md: Remove blank lines.
5094 * config/sh/sh.c: Fix typos in comments.
5095 * config/sh/constraints.md: Likewise.
5096 * config/sh/sh.md: Remove blank lines.
5097 Fix typos in comments. Use ;; as comment characters.
5099 2012-02-26 Walter Lee <walt@tilera.com>
5101 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5102 (replace_mov_pcrel_step2): Ditto.
5104 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5107 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5108 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5109 and locs that reference values newer than the non-canonical value
5110 at hand. Return the canonical value as a worst case.
5111 (memrefs_conflict_p): Walk canonical value's locs.
5114 * cselib.c (preserve_only_constants): Rename to...
5115 (preserve_constants_and_equivs): ... this. Split out...
5116 (invariant_or_equiv_p): ... this. Preserve plus expressions
5117 of other preserved expressions too.
5118 (cselib_reset_table): Adjust.
5119 * var-tracking.c (reverse_op): Use canonical value to build
5122 2012-02-23 Kai Tietz <ktietz@redhat.com>
5124 * config/i386/i386.c (ix86_delegitimize_address): Handle
5125 UNSPEC_PCREL plus displacement.
5127 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5130 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5131 to test for unusedness in st X addressing.
5133 2012-02-24 Richard Guenther <rguenther@suse.de>
5136 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5137 (is_gimple_reg_type): Move inline ...
5138 * gimple.h (is_gimple_reg_type): ... here.
5140 2012-02-24 Richard Guenther <rguenther@suse.de>
5143 * passes.c (execute_function_todo): When verifying SSA form
5144 verify gimple form first.
5145 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5147 2012-02-24 Richard Guenther <rguenther@suse.de>
5150 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5151 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5153 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5155 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5157 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5159 * tree-phinodes.c (make_phi_node): Mark static.
5160 * tree-flow.h (make_phi_node): Remove extern decl.
5161 * doc/gimple.texi (make_phi_node): Remove documentation.
5163 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5165 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5166 * tree-ssa-sccvn.c (print_scc): Ditto.
5168 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5170 * doc/passes.texi (Full redundancy elimination): Fix typo.
5172 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5174 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5176 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5179 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5181 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5184 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5186 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5188 * config/avr/avr.md (code_stdname): Add ior, xor.
5189 (xior): New code iterator.
5190 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5191 (*<code_stdname><mode>qi.byte1-3): Ditto.
5193 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5195 PR tree-optimization/52019
5196 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5199 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5201 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5202 HAVE_INITFINI_ARRAY to work around namespace pollution in
5203 certain versions of newlib system headers.
5204 * config.in: Regenerate.
5205 * configure: Regenerate.
5206 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5207 instead of HAVE_INITFINI_ARRAY.
5209 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5212 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5213 is not offsettable memory reference.
5215 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5218 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5219 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5221 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5223 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5224 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5226 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5228 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5229 library on Solaris 8 even without TLS support.
5230 * configure: Regenerate.
5232 2012-02-22 Richard Guenther <rguenther@suse.de>
5235 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5236 for GIMPLE_DEBUG stmts.
5238 2012-02-22 Martin Jambor <mjambor@suse.cz>
5241 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5242 according to the base object.
5244 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5246 PR rtl-optimization/50063
5247 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5248 and 2 (8-bit SP) in operand 2.
5249 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5250 setup to use movhi_sp_r instead of vanilla move to write SP.
5251 Adjust REG_CFA notes to superseed unspec.
5252 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5254 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5255 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5256 irq_state 1 (IRQ known to be on) here.
5258 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5260 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5262 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5263 assign_hard_reg): Likewise.
5265 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5267 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5269 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5272 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5273 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5275 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5277 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5278 prototype from here to...
5279 * config/avr/avr.h: ...here.
5281 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5284 * thumb2.md (thumb2_shiftsi3_short): Split register and
5285 immediate shifts. For register shifts tie operands 0 and 1.
5286 (peephole2 for above): Check that register-controlled shifts
5287 have suitably tied operands.
5289 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5292 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5293 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5294 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5295 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5296 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5297 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5298 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5299 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5300 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5301 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5302 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5303 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5304 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5305 bdver1_ssevector_avx256_unaligned_load,
5306 bdver1_ssevector_sse128_unaligned_load,
5307 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5308 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5309 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5310 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5311 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5312 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5313 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5314 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5315 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5316 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5317 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5318 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5319 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5320 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5321 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5322 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5323 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5324 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5325 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5326 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5327 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5328 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5329 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5330 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5331 bdver1_ssediv_double_load, bdver1_ssediv_double,
5332 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5333 Add "bdver2" attribute.
5335 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5337 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5338 default if possible and not specified otherwise.
5340 2012-02-21 Richard Guenther <rguenther@suse.de>
5343 * gimplify.c (create_tmp_from_val): Use the main variant type
5344 for the type of the temporary we create.
5346 2012-02-21 Richard Guenther <rguenther@suse.de>
5348 PR tree-optimization/52324
5349 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5350 do not gimplify a MEM_REF address operand if it is already
5353 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5355 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5356 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5358 2012-02-21 Richard Guenther <rguenther@suse.de>
5360 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5361 nested_in_vect_loop.
5363 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5365 PR tree-optimization/52318
5366 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5367 vdef also to non-pure/const call stmts in the sequence.
5369 2012-02-20 David S. Miller <davem@davemloft.net>
5371 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5372 don't use the "rd %pc" instruction on v9 for PIC register loads.
5374 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5377 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5378 in a transaction safe function.
5380 2012-02-20 Kai Tietz <ktietz@redhat.com>
5383 * stor-layout.c (place_field): Handle desired_align for
5386 2012-02-20 Richard Guenther <rguenther@suse.de>
5388 PR tree-optimization/52298
5389 * tree-vect-stmts.c (vectorizable_store): Properly use
5390 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5392 (vectorizable_load): Likewise.
5393 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5394 Access DR_STEP after ensuring it is not NULL.
5396 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5398 PR tree-optimization/52286
5399 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5400 optimization use double_int_to_tree instead of build_int_cst_wide,
5401 rewrite to use double_int vars.
5403 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5406 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5408 Remove -e 0 from $gcc_cv_ld invocation.
5409 Only use __GLIBC_PREREQ if defined.
5410 Enable on Solaris since Solaris 8 patch.
5411 (gcc_SUN_LD_VERSION): New macro.
5412 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5413 gcc_SUN_LD_VERSION for version number format.
5414 * configure: Regenerate.
5415 * varasm.c (get_elf_initfini_array_priority_section): Set
5416 SECTION_NOTYPE for non-default priority.
5417 Use get_section instead of get_unnamed_section to emit
5418 .init_array/.fini_array with default priority.
5420 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5422 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5423 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5424 (mips_start_unique_function, mips_output_mips16_rdhwr)
5425 (mips_code_end): New functions.
5426 (TARGET_ASM_CODE_END): Define.
5428 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5430 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5431 to stubs with non-sibling calls.
5433 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5435 * doc/invoke.texi (-fira-* options): Copy-edit.
5436 (ira-* parameters): Copy-edit.
5438 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5440 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5441 GCC coding conventions.
5443 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5445 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5446 when used as adjectives.
5448 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5450 * doc/invoke.texi: Clean up "that"/"which" confusion.
5452 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5454 * system.h: Poison SMALL_REGISTER_CLASSES
5455 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5456 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5458 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5460 PR tree-optimization/52285
5461 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5462 when deciding if a call is a tail call or tail recursion.
5464 2012-02-16 Kai Tietz <ktietz@redhat.com>
5466 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5467 interger-constant displacement for UNSPEC_PCREL.
5469 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5471 PR rtl-optimization/52208
5472 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5473 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5475 PR tree-optimization/52255
5476 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5477 loop->header has virtual PHI, but exit_e->dest doesn't, add
5478 virtual PHI to exit_e->dest and adjust all uses after the loop.
5481 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5482 children with clone_tree_hash, not after it.
5484 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5486 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5487 extended identifiers.
5489 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5492 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5493 a same_body_alias, also test whether e->callee isn't a former
5494 or current clone of the decl this is a same body alias of.
5496 PR translation/52264
5497 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5499 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5501 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5503 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5506 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5507 force_reg instead of copy_to_reg for better optimization. Force
5508 non-register or memory operands into a register.
5510 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5512 * extend.texi: Reserve upper bits of memory model for future use.
5514 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5515 Anatoly Sokolov <aesok@post.ru>
5516 Eric Weddington <eric.weddington@atmel.com>
5519 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5520 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5521 Rewrite initializers for .macro.
5522 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5523 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5524 atxmega32d4, atxmega32x1.
5525 avrxmega4: atxmega64a3, atxmega64d3.
5526 avrxmega5: atxmega64a1, atxmega64a1u.
5527 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5528 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5529 avrxmega7: atxmega128a1, atxmega128a1u.
5530 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5531 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5532 (struct base_arch_s): Rename reserved to xmega_p.
5533 Rename reserved2 to have_rampd.
5534 (AVR_XMEGA): New define.
5535 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5536 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5537 * config/avr/predicates.md (io_address_operand): Take into
5539 (low_io_address_operand): Ditto.
5540 (high_io_address_operand): Ditto.
5541 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5542 (enabled, movhi_sp_r): Use them.
5543 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5544 cpp_define_formatted to built-in define __AVR_ARCH__.
5545 (__AVR_XMEGA__): New built-in define.
5546 (__AVR_HAVE_RAMPD__): New built-in define.
5547 (__AVR_HAVE_RAMPX__): New built-in define.
5548 (__AVR_HAVE_RAMPY__): New built-in define.
5549 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5551 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5552 (avr_option_override): Initialize them.
5553 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5554 (avr_init_expanders): Initialize them. No more block several calls.
5555 (emit_push_sfr): New static function.
5556 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5558 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5559 (avr_print_operand): Print addreeses as symbols for
5560 RAMPX, RAMPY, RAMPD, CCP.
5561 (output_movhi): Handle AVR_XMEGA when writing to SP.
5562 (avr_out_movhi_mr_r_xmega): New static function.
5563 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5564 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5565 __RAMPD__, __CCP__ as needed.
5567 * config/avr/multilib.h: Regenerate.
5568 * config/avr/t-multilib: Regenerate.
5569 * config/avr/avr-tables.opt: Regenerate.
5571 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5573 PR tree-optimization/50561
5574 * graphite-flattening.c (lst_project_loop): Do not
5575 remove old scattering dimensions after flattening.
5576 (lst_do_flatten): Likewise.
5578 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5580 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5581 __builtin_avr_map8, __builtin_avr_map16.
5582 Document __builtin_avr_insert_bits.
5584 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5585 (insert_bits): New insn.
5586 (adjust_len.map_bits): Rename to insert_bits.
5587 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5588 * avr-protos.h (avr_out_map_bits): Remove.
5589 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5590 * config/avr/constraints.md (Cxf,C0f): New.
5591 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5592 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5593 New built-in define __BUILTIN_AVR_INSERT_BITS.
5594 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5595 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5596 (avr_move_bits): Rewrite.
5597 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5599 (avr_map_op_t): New typedef.
5600 (avr_map_op): New static variable.
5601 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5602 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5603 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5604 (bdesc_3arg, avr_expand_triop_builtin): New.
5605 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5606 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5607 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5608 (avr_map_equal_p, avr_map_sig_p): Remove.
5609 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5610 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5611 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5612 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5613 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5614 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5616 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5618 * config/c6x/c6x.md (reserve_cycles): New attribute.
5619 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5620 don't reserve functional units after the branch occurs.
5622 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5625 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5626 functions into non-tm_pure functions.
5628 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5631 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5632 (iterative_hash_canonical_type): Likewise.
5633 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5636 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5638 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5639 sched-group insn, it either remains alone or the entire list is pruned.
5641 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5643 * doc/install.texi (Prerequisites): Fix grammar.
5644 (Configuration): Likewise.
5646 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5648 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5649 MPC as part of GCC before describing configuring with --with-gmp etc.
5650 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5651 sources are present.
5653 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5656 * dwarf2out.c (clone_tree_hash): New function.
5657 (copy_decls_walk): Use it instead of clone_tree.
5659 2012-02-14 Richard Guenther <rguenther@suse.de>
5661 PR tree-optimization/52244
5662 PR tree-optimization/51528
5663 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5664 replacements for integral types.
5666 2012-02-14 Walter Lee <walt@tilera.com>
5668 * config.gcc: Handle tilegx and tilepro.
5669 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5671 Add HAVE_AS_TLS check for tilegx and tilepro.
5672 * configure: Regenerate.
5673 * doc/contrib.texi: Add Mat Hostetter and self.
5674 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5675 Document instruction intrinsics and network accessing intrinsics.
5676 (TILEPro Built-in Functions): New node. Document instruction
5677 intrinsics and network accessing intrinsics.
5678 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5679 (Specific, tilepro-*-linux*): Likewise.
5680 * doc/invoke.texi (TILE-Gx Options): New section.
5681 (TILEPro Options): New section.
5682 * doc/md.texi (TILE-Gx): New section.
5683 (TILEPro): New section.
5684 * common/config/tilegx/tilegx-common.c: New file.
5685 * common/config/tilepro/tilepro-common.c: New file.
5686 * config/tilegx/constraints.md: New file.
5687 * config/tilegx/linux.h: New file.
5688 * config/tilegx/mul-tables.c: New file.
5689 * config/tilegx/predicates.md: New file.
5690 * config/tilegx/sync.md: New file.
5691 * config/tilegx/t-tilegx: New file.
5692 * config/tilegx/tilegx-builtins.h: New file.
5693 * config/tilegx/tilegx-c.c: New file.
5694 * config/tilegx/tilegx-generic.md: New file.
5695 * config/tilegx/tilegx-modes.def: New file.
5696 * config/tilegx/tilegx-multiply.h: New file.
5697 * config/tilegx/tilegx-protos.h: New file.
5698 * config/tilegx/tilegx.c: New file.
5699 * config/tilegx/tilegx.h: New file.
5700 * config/tilegx/tilegx.md: New file.
5701 * config/tilegx/tilegx.opt: New file.
5702 * config/tilepro/constraints.md: New file.
5703 * config/tilepro/gen-mul-tables.cc: New file.
5704 * config/tilepro/linux.h: New file.
5705 * config/tilepro/mul-tables.c: New file.
5706 * config/tilepro/predicates.md: New file.
5707 * config/tilepro/t-tilepro: New file.
5708 * config/tilepro/tilepro-builtins.h: New file.
5709 * config/tilepro/tilepro-c.c: New file.
5710 * config/tilepro/tilepro-generic.md: New file.
5711 * config/tilepro/tilepro-modes.def: New file.
5712 * config/tilepro/tilepro-multiply.h: New file.
5713 * config/tilepro/tilepro-protos.h: New file.
5714 * config/tilepro/tilepro.c: New file.
5715 * config/tilepro/tilepro.h: New file.
5716 * config/tilepro/tilepro.md: New file.
5717 * config/tilepro/tilepro.opt: New file.
5719 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5721 PR tree-optimization/52210
5722 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5723 vect_model_simple_cost with two entry vect_def_type array instead
5724 of an address of dt.
5726 2012-02-14 Richard Guenther <rguenther@suse.de>
5729 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5730 Do not stream DECL_QUALIFIER.
5731 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5732 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5733 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5735 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5738 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5741 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5744 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5745 * cselib.c (cselib_subst_to_values_from_insn): New function.
5746 * sched-deps.c (add_insn_mem_dependence,
5747 sched_analyze_1, sched_analyze_2): Use it.
5749 2012-02-13 Jan Hubicka <jh@suse.cz>
5752 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5754 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5756 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5757 (GTM_SELF_SPECS): Define if not already defined.
5758 (driver_self_specs): Add GTM_SELF_SPECS.
5759 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5760 (GTM_SELF_SPECS): Define.
5761 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5762 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5764 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5766 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5769 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5772 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5773 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5775 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5778 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5780 2012-02-13 Richard Guenther <rguenther@suse.de>
5782 PR translation/52211
5783 * passes.c (enable_disable_pass): Fix typo.
5785 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5788 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5789 XOR for reduce_bit_field if type is unsigned.
5791 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5793 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5794 disallow changes from SFmode to mode with different size in FP regs.
5796 2012-02-12 Robert Millan <rmh@gnu.org>
5797 Gerald Pfeifer <gerald@pfeifer.com>
5799 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5802 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5804 PR rtl-optimization/52175
5805 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5806 to frame-related instructions.
5808 2012-02-10 Jason Merrill <jason@redhat.com>
5811 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5812 (demangle_new_symbols): Fill it.
5813 (scan_linker_output): Walk it.
5814 (start_tweaking): Split out from scan_linker_output.
5815 (maybe_tweak): Update sym->chosen.
5816 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5818 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5821 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5823 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5825 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5826 having the same mode as previous compare.
5828 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5830 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5831 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5832 (nonlocal_goto_internal): Likewise.
5833 (nonlocal_goto): Emit a use and an indirect jump directly.
5835 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5838 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5839 __atomic_{is,always}_lock_free.
5841 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5844 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5845 negative constant address for x32.
5847 2012-02-10 Richard Henderson <rth@redhat.com>
5849 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5850 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5851 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5853 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5854 Ira Rosen <irar@il.ibm.com>
5856 PR tree-optimization/50031
5857 * targhooks.c (default_builtin_vectorization_cost): Handle
5859 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5860 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5861 all types of reduction and pattern statements.
5862 (vect_estimate_min_profitable_iters): Likewise.
5863 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5864 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5865 for explicit realigns.
5866 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5867 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5869 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5870 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5871 vec_perm for VSX and handle vec_promote_demote.
5873 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5876 * builtins.c (fold_builtin_atomic_always_lock_free,
5877 expand_builtin_atomic_always_lock_free,
5878 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5879 Return and/or test boolean_true_node/boolean_false_node instead of
5880 integer_one_node/integer_zero_node.
5882 2012-02-10 Jan Hubicka <jh@suse.cz>
5885 * predict.c (predict_paths_for_bb): Prevent looping.
5886 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5888 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5890 * config/arm/arm.c (output_move_double): In one case properly
5891 count number of instructions that will be emitted.
5893 2012-02-10 Richard Guenther <rguenther@suse.de>
5895 PR translation/52193
5896 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5898 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5901 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5903 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5906 * var-tracking.c (emit_note_insn_var_location): If
5907 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5908 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5909 non-NOTE_DURING_CALL_P insn.
5911 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5914 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5916 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5919 * gcc.c (switch_matches) Support switches with separated form,
5922 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5924 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5926 (RAMPZ_ADDR): Ditto.
5927 * config/avr/avr.c (avr_addr_t): New typedef.
5928 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5929 (avr_init_expanders): Initialize it.
5930 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5932 (expand_epilogue): Ditto.
5933 (avr_print_operand): Ditto.
5934 (avr_file_start): Ditto.
5935 (avr_emit_movmemhi): Ditto.
5937 2012-02-08 Richard Guenther <rguenther@suse.de>
5939 PR tree-optimization/46886
5940 * tree-flow.h (do_while_loop_p): Declare.
5941 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5942 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5944 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5946 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5947 always succeed for integers larger than a native word.
5949 2012-02-08 Richard Guenther <rguenther@suse.de>
5951 PR rtl-optimization/52170
5952 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5953 properly handle integer vector modes.
5955 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5957 PR gcov-profile/52150
5958 * coverage.c: Include target.h.
5959 (build_var): Call targetm.strip_name_encoding on the assembler name.
5960 Change one _ into . or $ if the target allows it.
5961 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5963 PR rtl-optimization/52139
5964 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5965 is a BARRIER after emit_insn_after_noloc, move BB_END
5966 to the last non-BARRIER insn before it.
5968 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5971 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5972 (mips_gimplify_va_arg_expr): Call it instead of
5973 std_gimplify_va_arg_expr.
5975 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5977 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5978 message for -mno-pointers-to-nested-function.
5980 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5983 * expr.c (get_inner_reference): If there is an offset, add a negative
5984 bit position to it (if any).
5986 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5988 PR rtl-optimization/52060
5989 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5990 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5991 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5992 and/or i0src_copy2 when needed.
5994 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5996 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5997 or LTOPLUGINSONAME if have_c.
5999 * config/freebsd-spec.h: Add comment about what macros can be defined
6001 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6002 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6005 2012-02-07 Richard Guenther <rguenther@suse.de>
6007 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6008 newline in -alias dumps.
6010 2012-02-07 Kai Tietz <ktietz@redhat.com>
6011 Dave Korn <dave.korn.cygwin@gmail.com>
6014 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6015 Take care that typinfo gets dllexport-attribute.
6017 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6020 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6021 if modifier < EXPAND_SUM call force_operand on the result.
6023 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6025 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6026 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6028 (epiphany_function_type): Replace types for specific interrupts with
6029 EPIPHANY_FUNCTION_INTERRUPT.
6030 (EPIPHANY_INTERRUPT_P): Update.
6031 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6032 New static function.
6033 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6034 <disinterrupt>: Affects type identity.
6035 (epiphany_handle_interrupt_attribute): Handle variable number of
6037 (epiphany_compute_function_type): Update for new
6038 epiphany_function_type definition.
6039 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6040 handlers with a longcall forwarder.
6041 (epiphany_start_function): Handle multiple interrupt arguments and/or
6042 forwarder_section attribute.
6044 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6047 2012-02-07 Alan Modra <amodra@gmail.com>
6050 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6053 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6055 PR tree-optimization/50969
6056 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6057 use vec_perm rather than vector_stmt.
6058 (vect_model_load_cost): Likewise.
6059 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6060 vec_perm to be the same as other vector statements.
6061 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6062 cost of vec_perm for TARGET_VSX.
6064 2012-02-06 Richard Guenther <rguenther@suse.de>
6066 PR tree-optimization/52115
6067 * tree-sra.c (access_has_replacements_p): New function.
6068 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6070 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6073 * trans-mem.c (expand_call_tm): Add an assertion.
6074 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6077 2012-02-06 Richard Guenther <rguenther@suse.de>
6079 PR tree-optimization/50955
6080 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6081 raise cost of expressions that replace an address with an
6082 expression based on a different pointer.
6084 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6087 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6088 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6090 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6093 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6094 -Weffc++ and specify guidelines come from second edition.
6096 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6098 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6099 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6100 (call_direct_split, call_value_split, call_value_internal_direct)
6101 (call_value_direct_split, call_value_multiple_split): Use jal and
6102 jal_macro attributes.
6104 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6106 * reload1.c (reload_regs_reach_end_p): Replace with...
6107 (reload_reg_rtx_reaches_end_p): ...this function.
6108 (new_spill_reg_store): Update commentary.
6109 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6110 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6111 before setting new_spill_reg_store.
6112 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6113 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6114 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6115 for non-spill reload registers.
6117 2012-02-05 Ira Rosen <irar@il.ibm.com>
6119 PR tree-optimization/52091
6120 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6121 (vect_is_simple_use_1): Likewise.
6122 * tree-vect-loop.c (vectorizable_reduction): Update calls
6123 to vect_is_simple_use_1 and vect_is_simple_use.
6124 (vectorizable_live_operation): Likewise.
6125 * tree-vect-patterns.c (widened_name_p,
6126 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6127 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6128 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6129 vectorizable_shift,vectorizable_operation, vectorizable_store,
6130 vectorizable_load): Likewise.
6131 (vect_is_simple_cond): Add an argument, pass it to
6132 vect_is_simple_use_1.
6133 (vectorizable_condition): Update calls to vect_is_simple_cond,
6135 (vect_is_simple_use): Add an argument, the statement in which
6136 OPERAND is used. Check that if OPERAND's def stmt is a double
6137 reduction phi node, the use is a phi node too.
6138 (vect_is_simple_use_1): Add an argument, pass it to
6140 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6141 to vect_is_simple_use.
6143 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6145 PR rtl-optimization/52095
6146 * modulo-sched.c (dump_insn_locator): New function.
6147 (loop_canon_p, sms_schedule): Use it.
6149 PR rtl-optimization/52113
6150 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6151 even for decomposable shift/zext insns.
6153 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6154 Zdenek Dvorak <ook@ucw.cz>
6156 PR rtl-optimization/52092
6157 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6158 on get_iv_value result.
6160 2012-02-02 Andrew Pinski <apinski@cavium.com>
6164 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6166 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6169 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6171 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6173 PR rtl-optimization/49800
6174 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6175 (sched_finish): Call regstat_free_n_sets_and_refs.
6177 2012-02-02 Jia Liu <proljc@gmail.com>
6179 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6182 2012-02-02 Jan Hubicka <jh@suse.cz>
6183 Tom de Vries <tom@codesourcery.com>
6186 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6187 * varpool.c (varpool_analyze_pending_decls): Likewise.
6189 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6190 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6192 * config.gcc: Add cr16-* support.
6194 * doc/extend.texi: Document cr16 extensions.
6195 * doc/install.texi: Document cr16 install.
6196 * doc/invoke.texi: Document cr16 options.
6197 * doc/md.texi: Document cr16 constraints.
6199 * common/config/cr16/cr16-common.c: New file.
6200 * config/cr16/cr16.c: New file.
6201 * config/cr16/cr16.h: New file.
6202 * config/cr16/cr16.md: New file.
6203 * config/cr16/cr16.opt: New file.
6204 * config/cr16/cr16-protos.h: New file.
6205 * config/cr16/predicates.md: New file.
6206 * config/cr16/constraints.md: New file.
6207 * config/cr16/t-cr16: New file.
6209 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6212 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6213 that operands[2] is either immediate, or q_regs_operand.
6215 PR tree-optimization/52073
6216 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6217 a pattern stmt for pattern uses, ignore uses outside of the loop.
6219 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6221 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6222 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6223 (OUT_AS1, OUT_AS2): Remove.
6225 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6227 PR rtl-optimization/51374
6228 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6229 to cross other volatile_refs_p insns.
6231 2012-02-01 Richard Guenther <rguenther@suse.de>
6233 * doc/invoke.texi (fno-inline): Clarify documentation.
6234 (finline-small-functions): Likewise.
6235 (finline-functions): Likewise.
6236 * common.opt (finline): Adjust comment and documentation.
6237 (finline-small-functions): Clarify documentation.
6238 (finline-functions): Likewise.
6239 (finline-functions-called-once): Likewise.
6241 2012-02-01 Tristan Gingold <gingold@adacore.com>
6243 * c-typeck.c (composite_type): Keep mode for pointers.
6245 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6247 * function.h (regno_reg_rtx): Adjust comment.
6248 * reginfo.c (init_reg_modes_target): Only use the previous mode
6249 if it fits within one register. Remove MIPS comment.
6251 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6254 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6256 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6258 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6259 to srak instruction.
6261 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6263 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6265 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6270 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6272 2012-01-31 Richard Guenther <rguenther@suse.de>
6274 PR tree-optimization/51528
6275 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6278 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6283 * ree.c (add_removable_extension): Change def_map argument
6284 to unsigned *, store in def_map 1 + offset into *insn_list vector
6285 instead of pointers into the vector.
6286 (find_removable_extensions): Adjust caller.
6288 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6290 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6291 Transform all "* quoted-c-code" to { c-code }.
6292 Remove redundant test for "optimize" in combine patterns.
6293 Move (include "avr-dimode.md") to end of file.
6295 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6298 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6299 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6301 2012-01-30 Richard Guenther <rguenther@suse.de>
6303 PR tree-optimization/52028
6304 * tree-loop-distribution.c (ldist_gen): Properly update
6307 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6310 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6311 set_cur_line_info_table if not emitting debug info.
6313 PR tree-optimization/52046
6314 * tree-vect-patterns.c (check_bool_pattern): Give up if
6315 a comparison could throw.
6318 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6320 2012-01-30 Richard Guenther <rguenther@suse.de>
6322 PR tree-optimization/52045
6323 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6324 SSA form if cfgcleanup did anything.
6326 2012-01-30 Richard Guenther <rguenther@suse.de>
6328 PR tree-optimization/52045
6329 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6330 before computing final todo.
6332 2012-01-30 Richard Guenther <rguenther@suse.de>
6334 PR tree-optimization/51528
6335 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6338 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6340 * df-problems.c (df_kill_notes): Check that the use refers
6341 to the note under examination.
6343 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6346 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6347 parameter and use short-lived pseudos.
6348 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6349 (sparc_expand_vector_init): Const-ify local variables and adjust
6350 calls to above functions.
6352 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6354 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6356 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6358 * doc/invoke.texi: Make usage of "compile time" and
6359 "run time"/"runtime" consistent throughout the file.
6361 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6363 * config/alpha/alpha.c (alpha_option_override): Default to
6364 full IEEE compliance mode for Go language.
6366 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6368 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6369 (LINK_SSP_SPEC): Define.
6371 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6374 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6377 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6379 * doc/invoke.texi: Correct hyphenation of "floating point",
6380 "double precision", and related terminology throughout the file.
6382 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6385 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6386 arm_general_register_operand predicate for operand 2 instead of
6389 2012-01-27 Ian Lance Taylor <iant@google.com>
6392 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6393 * builtins.c (expand_builtin_init_trampoline): Add onstack
6394 parameter. Change caller.
6395 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6396 * tree.c (build_common_builtin_nodes): Declare
6397 __builtin_init_heap_trampoline.
6399 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6401 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6402 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6403 * config/avr/avr.c: Ditto.
6404 (avr_regnames): Remove because unused.
6405 * config/avr/avr.md (*cpse.ne): New peephole.
6406 (*cpse.eq): New peephole from former cpse peepholes.
6408 2012-01-27 Michael Eager <eager@eagercon.com>
6410 * config/microblaze.c (microblaze_emit_compare): Correct
6411 test after pcmp instruction.
6413 2012-01-27 Richard Guenther <rguenther@suse.de>
6415 PR tree-optimization/52020
6416 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6418 2012-01-27 Richard Guenther <rguenther@suse.de>
6420 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6421 function non-const/pure.
6423 2012-01-27 Richard Guenther <rguenther@suse.de>
6425 PR tree-optimization/50444
6426 * tree-sra.c (build_ref_for_offset): Properly adjust the
6427 MEM_REF type for unaligned accesses.
6429 2012-01-27 Richard Guenther <rguenther@suse.de>
6431 PR tree-optimization/50444
6432 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6433 (expand_assignment): Use it. Properly handle misaligned
6434 bases when expanding stores to component references.
6435 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6438 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6441 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6442 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6443 * tree-data-ref.c (find_data_references_in_loop): Make static.
6444 (compute_all_dependences): Change return type to bool. Bail out
6445 for too many datarefs in a loop. Move the hunk resetting the data
6446 dependences vector from ...
6447 (compute_data_dependences_for_loop): ... here. Account for
6448 compute_all_dependences returning false.
6449 (compute_data_dependences_for_bb): Likewise.
6450 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6451 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6453 2012-01-27 Richard Guenther <rguenther@suse.de>
6456 * expr.c (store_field): Use the alias-set of the scratch memory
6459 2012-01-27 Tom de Vries <tom@codesourcery.com>
6461 PR tree-optimization/51990
6462 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6464 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6466 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6469 * var-tracking.c (reverse_op): Don't add any reverse operation
6470 if V already has any constant locations.
6472 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6474 * doc/invoke.texi: Correct usage of "command line" (noun)
6475 vs "command-line" (adjective) throughout.
6477 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6479 * doc/invoke.texi (Language Independent Options): Move
6480 -Wcoverage-mismatch blurb from here....
6481 (Warning Options): ...to here.
6483 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6485 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6486 Set rs6000_always_hint to false for 476.
6488 2012-01-27 Matthias Klose <doko@ubuntu.com>
6490 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6492 * incpath.c (add_standard_paths): Likewise.
6494 2012-01-27 Richard Henderson <rth@redhat.com>
6496 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6497 * config/m68k/sync.md (atomic_test_and_set): Rename from
6498 sync_test_and_setqi and adjust the operands.
6499 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6500 and unconditionally enable.
6502 2012-01-27 Richard Henderson <rth@redhat.com>
6504 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6505 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6506 (ldstub): Rename from ldstubqi.
6507 (ldstub<I24MODE>): Remove.
6509 2012-01-27 Richard Henderson <rth@redhat.com>
6511 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6512 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6513 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6514 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6515 * doc/tm.texi: Rebuild.
6517 2012-01-27 Richard Henderson <rth@redhat.com>
6519 * optabs.c (gen_atomic_test_and_set): Remove default.
6520 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6522 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6524 PR rtl-optimization/51978
6525 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6526 (combine_reaching_defs): Likewise.
6527 (struct re_info): Remove.
6528 (add_removable_extension): Remove x and data arguments,
6529 add insn, insn_list and def_map. Use the arguments directly
6530 instead of using struct re_info.
6531 (find_removable_extensions): Don't call add_removable_extension
6532 through note_stores, instead just call it with single_set
6534 (find_and_remove_re): Pass curr_cand->expr instead of
6535 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6537 2012-01-26 Michael Matz <matz@suse.de>
6539 PR tree-optimization/46590
6540 * cfgexpand.c: Revert last change (r183305).
6541 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6543 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6544 checking for emptiness.
6546 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6549 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6550 non-addressable non-BLKmode base correctly.
6552 2012-01-26 Michael Matz <matz@suse.de>
6554 PR tree-optimization/48794
6555 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6556 regions referenced from RESX/EH_DISPATCH.
6558 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6560 * config/s390/s390.h: Make BRANCH_COST an option.
6561 * config/s390/s390.opt: New option -mbranch-cost.
6563 2012-01-26 Richard Henderson <rth@redhat.com>
6565 Revert 2012-01-24 change:
6566 * trans-mem.c (requires_barrier): Do not instrument thread local
6567 variables and emit save/restore for them.
6569 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6572 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6575 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6577 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6580 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6583 Rename __pgm to __flash.
6584 Rename __pgm1 to __flash1.
6585 Rename __pgm2 to __flash2.
6586 Rename __pgm3 to __flash3.
6587 Rename __pgm4 to __flash4.
6588 Rename __pgm5 to __flash5.
6589 Rename __pgmx to __memx.
6590 * doc/extend.texi (AVR Named Address Spaces)
6591 Rename address space names as indicated above.
6592 * config/avr/avr.c (avr_addrspace): Ditto.
6594 * config/avr/avr-protos.h
6595 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6596 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6597 * config/avr/predicates.md: Ditto.
6598 * config/avr/avr.c Ditto, and
6599 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6600 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6602 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6603 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6604 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6605 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6606 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6607 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6608 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6609 * config/avr/avr.c: Ditto.
6610 * config/avr/avr.md: Ditto.
6612 2012-01-25 Jason Merrill <jason@redhat.com>
6615 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6617 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6619 PR tree-optimization/51987
6620 * tree-data-ref.c (get_references_in_stmt): Handle references in
6621 non-volatile GIMPLE_ASM.
6623 2012-01-25 Richard Guenther <rguenther@suse.de>
6625 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6626 bases are dereferenced.
6628 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6630 PR rtl-optimization/48374
6631 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6633 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6635 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6636 compute_data_dependences_for_loop returns false.
6637 * tree-parloops.c (loop_parallel_p): Likewise.
6639 2012-01-25 Richard Guenther <rguenther@suse.de>
6641 * tree.h (get_pointer_alignment_1): Declare.
6642 * builtins.c (get_pointer_alignment_1): New function.
6643 (get_pointer_alignment): Use it.
6645 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6647 PR rtl-optimization/48308
6648 * combine.c (enum undo_kind): Add UNDO_LINKS.
6649 (struct undo): Add member l to other_contents and where.
6650 (do_SUBST_LINK): New.
6652 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6653 (undo_all): Handle UNDO_LINKS.
6655 2012-01-25 Richard Henderson <rth@redhat.com>
6657 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6660 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6662 * optabs.c (gen_atomic_test_and_set): Use each argument.
6664 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6666 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6667 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6668 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6669 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6670 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6671 TARGET_PAIRED_SINGLE_FLOAT.
6673 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6675 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6676 (in_struct, return_val): Remove MEM documentation.
6677 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6678 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6679 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6681 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6682 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6683 * expr.c (store_field): Likewise.
6684 * function.c (assign_stack_temp_for_type): Likewise.
6685 * ifcvt.c (noce_try_cmove_arith): Likewise.
6686 * reload1.c (reload): Likewise.
6687 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6688 (alpha_set_memflags): Likewise.
6689 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6691 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6693 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6695 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6696 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6697 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6699 * cselib.c (cselib_rtx_varies_p): Delete.
6700 (cselib_invalidate_mem): Update call to canon_true_dependence.
6701 * dse.c (record_store, check_mem_read_rtx): Likewise.
6702 (scan_reads_nospill): Likewise.
6703 * cse.c (check_dependence): Likewise.
6704 (cse_rtx_varies_p): Delete.
6705 * expr.c (safe_from_p): Update call to true_dependence.
6706 * ira.c (validate_equiv_mem_from_store): Likewise.
6707 (memref_referenced_p): Likewise.
6708 * postreload-gcse.c (find_mem_conflicts): Likewise.
6709 * sched-deps.c (sched_analyze_2): Likewise.
6710 * store-motion.c (load_kills_store): Likewise.
6711 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6712 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6713 (compute_transp): Update call to canon_true_dependence.
6715 2012-01-25 Richard Henderson <rth@redhat.com>
6717 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6718 (maybe_emit_atomic_test_and_set): New.
6719 (expand_sync_lock_test_and_set): Use it.
6720 (expand_atomic_test_and_set): Likewise.
6721 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6722 the implementation; clarify implementation defined details.
6723 * doc/md.texi (atomic_test_and_set): Document.
6725 2012-01-25 Richard Henderson <rth@redhat.com>
6727 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6729 2012-01-25 Richard Henderson <rth@redhat.com>
6732 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6733 to effect no-op split.
6735 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6738 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6739 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6740 (BT_FN_VOID_PTR_INT_SIZE): New.
6741 (BT_FN_UINT_UINT_VAR): Remove.
6742 (BT_FN_UINT32_UINT32_VAR): New.
6743 (BT_FN_DOUBLE_VPTR): Remove.
6744 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6746 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6747 (_ITM_changeTransactionMode): Same.
6748 (_ITM_memmoveRtWt): Change return type to void.
6749 (_ITM_memcpyRtWt): Same.
6750 (_ITM_memsetW): Same.
6751 (_ITM_RaRD): Change types to double.
6756 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6758 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6759 Patrick Marlier <patrick.marlier@gmail.com>
6761 * trans-mem.c (requires_barrier): Do not instrument thread local
6762 variables and emit save/restore for them.
6764 2012-01-24 Jason Merrill <jason@redhat.com>
6767 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6768 output static aliases.
6770 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6773 * common.opt (-pie, -shared, pie, shared): Change from Common to
6775 * gcc.c (display_help): Display help for -pie and -shared.
6777 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6780 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6781 Remove note on size/offset limitation.
6782 (AVR Variable Attributes): Add example how to read data located
6783 with progmem. Refer to named address spaces.
6784 * doc/invoke.texi (AVR Options): Fix typo.
6786 2012-01-24 Richard Guenther <rguenther@suse.de>
6788 Forward-port to trunk
6789 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6792 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6793 op0 isn't sufficiently aligned and there is movmisalignM
6794 insn for mode, use it to load op0 into a temporary register.
6796 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6799 * target.def (const_not_ok_for_debug_p): New hook.
6800 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6802 * doc/tm.texi: Regenerated.
6803 * dwarf2out.c (const_ok_for_output_1): If
6804 targetm.const_not_ok_for_debug_p returns true, fail.
6805 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6807 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6809 2012-01-23 Kai Tietz <ktietz@redhat.com>
6812 * config/i386/predicates.md (symbolic_operand): Allow
6813 UNSPEC_PCREL as PIC expression for lea.
6814 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6815 * config/i386/i386.c (ix86_delegitimize_address): Handle
6816 UNSPEC_PCREL for none-MEM, too.
6818 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6820 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6821 (ipa_tm_create_version_alias): Same.
6823 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6826 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6827 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6829 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6830 Patrick Marlier <patrick.marlier@gmail.com>
6831 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6834 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6835 simple_object_start_read.
6837 2012-01-23 Richard Guenther <rguenther@suse.de>
6840 PR tree-optimization/51895
6841 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6842 parameter decomposition into BLKmode components.
6844 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6846 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6847 fake variables for restrict-qualified pointers whose pointed-to type
6848 contains a placeholder.
6850 2012-01-23 Richard Guenther <rguenther@suse.de>
6852 PR tree-optimization/51949
6853 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6855 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6857 PR rtl-optimization/51933
6858 * ree.c (transform_ifelse): Return true right away if dstreg is
6859 already wider or equal to cand->mode.
6860 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6861 (make_defs_and_copies_lists): Remove defs_list and copies_list
6862 arguments, add state argument, just truncate state->work_list
6863 instead of always allocating and freeing the vector. Assert that
6864 get_defs succeeds instead of returning 2. Changed return type to bool.
6865 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6866 have ext_src_mode, see if it has been modified already with the
6867 right kind of extension and has been extended before from the
6868 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6869 just return true. Remember the original mode in state->modified array.
6870 (combine_reaching_defs): Add state argument. Don't allocate and
6871 free here def_list, copied_list and vec vectors, instead just
6872 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6873 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6874 Add state variable, clear vectors in it, initialize state.modified
6875 if needed. Free all the vectors at the end and state.modified too.
6876 Don't skip a candidate if the extension expression has been modified.
6878 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6881 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6882 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6883 (extra_options) interix.opt -> i386/interix.opt"
6884 (extra_objs):Add winnt-stubs.o
6885 * configure.ac: Add interix to target_os .comm on PE check.
6886 * configure: Regenerate.
6887 * config/interix3.h: Delete and move bits to..
6888 * config/interix.h: Delete and move bits to..
6889 * config/i386/i386-interix3.h: Delete and move bits to..
6890 * config/i386/i386-interix.h: ..here.
6891 (TARGET_CPU_DEFAULT): Remove redefinition.
6892 (TARGET_ASM_CONSTRUCTOR): Undefine.
6893 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6894 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6895 (PTRDIFF_TYPE): Define.
6896 (LONG_DOUBLE_TYPE_SIZE): Define.
6897 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6898 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6899 (TARGET_SECTION_TYPE_FLAGS): Define.
6900 (ASM_DECLARE_FUNCTION_NAME): Define.
6901 (ASM_OUTPUT_EXTERNAL): Define.
6902 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6903 (ASM_OUTPUT_ALIGNED_BSS): Define.
6904 (PCC_BITFIELD_TYPE_MATTERS): Define.
6905 (USE_CONST_SECTION): Define.
6906 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6907 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6908 (SUPPORTS_ONE_ONLY): Remove.
6909 (I386_PE_STRIP_ENCODING): Define.
6910 * config/interix.opt: Delete and move bits to..
6911 * config/i386/interix.opt: ..here. New.
6912 (mpe-aligned-commons): Add.
6913 * config/i386/t-interix: Add copyright header.
6914 (winnt-stubs.o): Add rule.
6916 2012-01-22 Jason Merrill <jason@redhat.com>
6919 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6920 for extra name aliases.
6922 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6924 PR rtl-optimization/51924
6925 * ree.c (combine_set_extension): Improve debugging message.
6926 (combine_reaching_defs): Likewise.
6927 (get_defs): Rename confusingly named variable.
6928 (find_and_remove_re): Skip a candidate if the extension expression has
6931 2012-01-21 Robert Millan <rmh@gnu.org>
6932 Gerald Pfeifer <gerald@pfeifer.com>
6934 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6935 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6937 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6939 PR tree-optimization/51914
6940 * tree-vect-stmts.c (vectorizable_conversion): For
6941 cvt_type && modifier == WIDEN, put temporary with cvt_type
6942 at the beginning of vec_dsts and set vec_dest to temporary
6945 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6947 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6949 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6951 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6952 * config/rs6000/rs6000.c: Likewise.
6954 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6957 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6958 output_move_double on a copy of operands array.
6960 2012-01-20 Cary Coutant <ccoutant@google.com>
6961 Dodji Seketeli <dodji@redhat.com>
6964 * dwarf2out.c (copy_declaration_context): Return ref to parent
6965 of declaration DIE, if necessary.
6966 (remove_child_or_replace_with_skeleton): Add new parameter; update
6967 caller. Place skeleton DIE under parent DIE of original declaration.
6968 Move call to copy_declaration_context to here ...
6969 (break_out_comdat_types): ... from here.
6971 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6973 PR rtl-optimization/51856
6974 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6977 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6980 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6981 hints for neon loads and stores.
6983 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6987 * doc/extend.texi (Named Address Spaces): Split into subsections.
6988 (AVR Named Address Spaces): New subsection.
6989 (M32C Named Address Spaces): New subsection.
6990 (RL78 Named Address Spaces): New subsection.
6991 (SPU Named Address Spaces): New subsection.
6992 (Variable Attributes): New anchor "AVR Variable Attributes".
6993 (AVR Variable Attributes): Rewrite and avoid wording
6994 "address space" in this context.
6995 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6996 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6997 (AVR Built-in Macros): New subsubsection therein.
6998 * doc/md.texi (AVR constraints): Remove "C04", "R".
7000 2012-01-20 Richard Guenther <rguenther@suse.de>
7002 PR tree-optimization/51903
7003 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7004 when removing stmts.
7006 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7009 * config/arm/arm.c (arm_load_pic_register): Use
7010 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7011 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7012 (arm_pic_static_addr): Likewise.
7013 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7014 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7015 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7016 (pic_load_addr_unified): New.
7018 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7021 * function.c (instantiate_virtual_regs_in_insn): Use
7022 delete_insn_and_edges when removing a wrong asm insn.
7024 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7026 PR rtl-optimization/40761
7027 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7028 Add new member loop_num.
7029 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7030 (ira_build): Remove the parameter.
7032 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7033 (ira.c): Do not build CFG loops for one region allocation. Remove
7034 argument from ira_build call.
7036 * ira-build.c (init_loop_tree_node): New function.
7037 (create_loop_tree_nodes): Use it. Separate the case when CFG
7038 loops are not built.
7039 (more_one_region_p): Check current_loops.
7040 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7042 (add_loop_to_tree): Process loop equal to NULL too.
7043 (form_loop_tree): Separate the case when CFG loops are not built.
7044 Use explicitly number for the root.
7045 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7047 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7048 instead of loop->num.
7049 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7050 (mark_all_loops_for_removal): Ditto.
7051 (remove_unnecessary_regions): Separate the case when CFG loops
7053 (ira_build): Remove the parameter. Use explicit number of regions
7054 when CFG loops are not built.
7056 * ira-color.c (print_loop_title): Separate the case for the root node.
7057 Use loop_num instead of loop->num.
7058 (move_spill_restore): Use loop_num instead of loop->num.
7060 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7061 (change_loop): Ditto.
7062 (change_loop): Use loop_num instead of loop->num.
7064 * ira-lives.c (process_bb_node_lives): Ditto.
7066 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7068 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7070 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7073 * tree-mudflap.c (mf_artificial): New function.
7074 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7075 mx_register_decls, mudflap_enqueue_decl): Use it.
7078 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7079 numbers in the insn pattern.
7081 2012-01-19 Michael Matz <matz@suse.de>
7083 PR tree-optimization/46590
7084 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7085 use it in remembering which conflicts we already created.
7086 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7089 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7092 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7093 (merge_and_complain): Same.
7095 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7098 * config/initfini-array.h: Guard content of the header
7099 with #ifdef HAVE_INITFINI_ARRAY.
7100 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7101 Add initfini-array.h to tm_file here.
7102 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7103 * config.gcc: Don't add initfini-array.h to tm_file here.
7104 * configure: Regenerated.
7106 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7108 PR rtl-optimization/51505
7109 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7110 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7111 (df_note_bb_compute): Update the call to df_kill_notes.
7113 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7115 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7117 2012-01-18 Richard Guenther <rguenther@suse.de>
7119 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7120 of conversions to void *.
7122 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7123 Richard Sandiford <rdsandiford@googlemail.com>
7127 * optabs.h (simplify_expand_binop): Declare.
7128 * optabs.c (simplify_expand_binop): Make global.
7129 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7130 endian targets if the source cannot be exactly covered by word
7133 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7136 * hard-reg-set.h (struct hard_reg_set_container): New type.
7137 * target.h (struct hard_reg_set_container): Forward declare.
7138 * target.def (set_up_by_prologue): New target hook.
7139 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7140 * doc/tm.texi: Regenerated.
7141 * function.c (thread_prologue_and_epilogue_insns): Change
7142 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7143 Call targetm.set_up_by_prologue on it.
7144 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7145 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7147 2012-01-17 Nick Clifton <nickc@redhat.com>
7149 * config/rx/rx.c (rx_can_use_simple_return): New function.
7150 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7151 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7153 2012-01-17 Richard Guenther <rguenther@suse.de>
7156 * expr.c (expand_assignment): Take address-space information
7157 from the address operand of MEM_REF and TARGET_MEM_REF.
7158 (expand_expr_real_1): Likewise.
7160 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7162 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7163 reload dump is requested.
7165 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7168 * trans-mem.c (requires_barrier): Call may_be_aliased.
7170 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7172 PR tree-optimization/51877
7173 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7174 call arguments and fndecls compare equal, instead return false if they
7175 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7176 both SSA_NAMEs that are valueized the same, or they satisfy
7179 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7181 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7183 * configure: Regenerate.
7185 2012-01-16 Jan Hubicka <jh@suse.cz>
7189 * convert.c (convert_to_integer): Use fold_convert for
7190 converting an INTEGER_CST to integer type.
7192 2012-01-16 Jason Merrill <jason@redhat.com>
7195 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7197 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7200 * config/s390/s390.c (s390_chunkify_start): Don't skip
7201 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7202 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7203 If insn is followed by NOTE_INSN_VAR_LOCATION or
7204 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7205 Don't use location of note insns.
7207 PR tree-optimization/51865
7208 * tree-inline.c (tree_function_versioning): Call remap_decl
7209 on DECL_RESULT whenever it has VOID_TYPE_P type.
7211 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7213 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7214 for calls to locally-binding MIPS16 functions if only the return
7215 type uses float regs.
7217 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7218 Richard Sandiford <rdsandiford@googlemail.com>
7220 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7221 (SYMBOL_32_HIGH): Likewise.
7222 (mips_output_tls_reloc_directive): Declare.
7223 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7224 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7225 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7226 (mips_lo_relocs, mips_hi_relocs): Make extern.
7227 (mips16_stub_function): Move up file.
7228 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7229 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7230 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7231 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7232 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7233 (mips_get_tp): Add MIPS16 support.
7234 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7235 Generalize DTPREL and TPREL handling.
7236 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7237 Add MIPS16 TLS support.
7238 (mips_output_tls_reloc_directive): New function.
7239 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7240 * config/mips/predicates.md (symbolic_operand_with_high)
7241 (tls_reloc_operand): New predicates.
7242 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7243 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7244 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7245 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7246 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7247 (*tls_get_tp_mips16_call_<mode>): Likewise.
7249 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7251 PR rtl-optimization/51821
7252 * recog.c (peep2_find_free_register): Determine clobbered registers
7255 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7258 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7259 * config/avr/avr.c: Likewise.
7260 * config/avr/avr.h: Likewise.
7262 2012-01-13 Ian Lance Taylor <iant@google.com>
7265 * tree.h (TYPE_QUALS): Add cast to int.
7266 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7268 2012-01-13 Ian Lance Taylor <iant@google.com>
7270 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7271 comparing param_index to VEC_length result.
7273 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7275 * c-decl.c: Do not include tree-mudflap.h
7276 * tree-optimize.c: Likewise.
7277 * Makefile.in: Update dependencies.
7279 2012-01-13 Richard Guenther <rguenther@suse.de>
7282 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7283 variable-sized result always use RSO.
7285 2012-01-12 DJ Delorie <dj@redhat.com>
7287 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7288 pointer type, not just the default pointer type.
7290 2012-01-09 Richard Henderson <rth@redhat.com>
7291 Denis Chertykov <chertykov@gmail.com>
7294 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7295 * config/avr/avr.c (avr_can_eliminate): Simplify.
7296 (avr_initial_elimination_offset): Likewise.
7297 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7298 (expand_epilogue): Likewise.
7299 (avr_legitimize_address): Gut.
7300 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7301 (avr_hard_regno_nregs): New.
7302 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7303 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7304 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7305 add soft frame pointer.
7306 (CALL_USED_REGISTERS): Likewise.
7307 (REG_CLASS_CONTENTS): Likewise.
7308 (REGISTER_NAMES): Likewise.
7309 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7310 (HARD_FRAME_POINTER_REGNUM): New.
7311 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7312 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7313 remove the HARD_FRAME_POINTER self-elimination.
7315 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7318 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7319 DECL_EXTERNAL when checking for initializers of progmem variables.
7321 2012-01-12 Ira Rosen <irar@il.ibm.com>
7323 PR tree-optimization/51799
7324 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7325 that the last operation is a type demotion.
7327 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7329 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7330 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7332 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7335 * combine.c (distribute_notes): If i3 is a noreturn call,
7336 allow old_size to be equal to args_size and make sure the
7337 noreturn call gets REG_ARGS_SIZE note.
7338 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7339 on noreturn calls even when the delta is 0.
7341 2012-01-11 Nathan Sidwell <nathan@acm.org>
7343 * gcov.c (STRING_SIZE): Remove.
7344 (generate_results): Erase annotations for source files with no
7345 coverage information.
7347 (output_lines): Use it.
7349 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7351 * gimple.h (gimplify_body): Remove first argument.
7352 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7353 pointer set here, instead just pass DATA to walk_tree.
7354 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7355 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7356 (unvisit_body): Likewise, but with unmark_visited.
7357 (gimplify_body): Remove BODY_P argument and adjust.
7358 (gimplify_function_tree): Adjust call to gimplify_body.
7359 * omp-low.c (finalize_task_copyfn): Likewise.
7361 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7363 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7364 (build_function_type_skip_args): Delete.
7365 * tree.c (build_function_type_skip_args): Make static and add
7366 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7367 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7368 pass it to build_function_type_skip_args.
7369 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7370 (tree_function_versioning): Likewise.
7371 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7372 build_function_decl_skip_args.
7373 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7374 and pass it to build_function_decl_skip_args/tree_function_versioning.
7375 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7376 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7377 * trans-mem.c (ipa_tm_create_version): Likewise.
7378 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7379 * tree-inline.c (declare_return_variable): Remove always-true test.
7380 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7381 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7382 * ipa-split.c (split_function): Skip the return value for the split
7383 part if it doesn't return.
7385 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7387 PR tree-optimization/49642
7388 * ipa-split.c (forbidden_dominators): New variable.
7389 (check_forbidden_calls): New function.
7390 (dominated_by_forbidden): Likewise.
7391 (consider_split): Check for forbidden dominators.
7392 (execute_split_functions): Initialize and free forbidden
7393 dominators info; call check_forbidden_calls.
7395 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7397 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7399 2012-01-11 Nick Clifton <nickc@redhat.com>
7401 * config/rx/rx.md (return): Define pattern.
7403 2012-01-11 Richard Guenther <rguenther@suse.de>
7405 * doc/extend.texi (malloc attribute): Adjust according to
7408 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7409 Patrick Marlier <patrick.marlier@gmail.com>
7412 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7413 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7414 (ipa_tm_note_irrevocable): Same.
7415 (ipa_tm_scan_irr_block): Same.
7416 (ipa_tm_decrement_clone_counts): Same.
7417 (ipa_tm_scan_irr_function): Same.
7418 (ipa_tm_create_version_alias): Same.
7419 (ipa_tm_create_version): Same.
7420 (ipa_tm_transform_calls_redirect): Same.
7421 (ipa_tm_transform_calls): Same.
7422 (ipa_tm_transform_transaction): Same.
7423 (ipa_tm_execute): Same.
7425 2012-01-10 Richard Guenther <rguenther@suse.de>
7428 * opts.c (common_handle_option): Handle -Werror.
7430 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7432 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7435 2012-01-10 Jason Merrill <jason@redhat.com>
7437 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7440 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7442 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7443 supports R_386_TLS_GD_PLT reloc.
7444 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7445 supports R_386_TLS_LDM_PLT reloc.
7446 * configure: Regenerate.
7447 * config.in: Regenerate.
7449 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7452 Extend __pgmx semantics to linearize memory.
7453 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7454 determine if code comes inline or from libgcc.
7455 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7456 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7457 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7458 (movmemx_qi, movmemx_hi): New insns.
7459 (xload_<mode>_libgcc): Rewrite to new insn condition.
7460 (xload_<mode>): Remove insns.
7461 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7462 cases that don't satisfy avr_xload_libgcc_p().
7463 (avr_addr_space_convert): Allow converting in any direction.
7464 (avr_addr_space_subset_p): Return always true.
7465 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7466 (avr_emit_movmemhi): Ditto.
7467 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7468 (avr_out_movmem): Ditto.
7469 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7470 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7471 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7472 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7473 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7475 2012-01-10 Richard Guenther <rguenther@suse.de>
7477 PR tree-optimization/50913
7478 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7479 Require data-refs to be representable by Graphite with respect
7482 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7484 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7485 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7487 2012-01-10 Tom de Vries <tom@codesourcery.com>
7489 PR rtl-optimization/51271
7490 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7491 handling annulled branch.
7493 2012-01-10 Richard Henderson <rth@redhat.com>
7495 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7496 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7497 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7498 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7499 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7500 arm_expand_vec_perm_const): New.
7501 * config/arm/arm-protos.h: Update.
7502 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7503 (*neon_vswp<VDQX>): New.
7504 (neon_vcombine<VDX>): Use neon_split_vcombine.
7505 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7506 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7507 (vec_perm<VE>): New.
7509 2012-01-10 Richard Henderson <rth@redhat.com>
7511 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7512 use it if reload_completed.
7513 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7514 arm_output_asm_insn, arm_process_output_memory_barrier,
7515 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7516 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7517 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7518 arm_process_output_sync_insn, arm_output_sync_insn,
7519 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7520 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7521 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7522 (emit_unlikely_jump): New.
7523 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7524 (arm_split_atomic_op): New.
7525 * config/arm/arm-protos.h: Update.
7526 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7527 (struct arm_sync_generator): Remove.
7528 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7529 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7530 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7531 (VUNSPEC_LL, VUNSPEC_SC): New.
7532 (sync_result, sync_memory, sync_required_value, sync_new_value,
7533 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7534 (attr length): Don't use arm_sync_loop_insns.
7535 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7536 (movsfcc, movdfcc): Likewise.
7537 * config/arm/constraints.md (Ua): New.
7538 * config/arm/prediates.md (mem_noofs_operand): New.
7539 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7540 (sync_clobber, sync_t2_reqd): Remove.
7541 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7542 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7543 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7544 (arm_sync_compare_and_swap<SIDI>): Remove.
7545 (arm_sync_compare_and_swap<NARROW>): Remove.
7546 (arm_sync_lock_test_and_set<SIDI>): Remove.
7547 (arm_sync_lock_test_and_set<NARROW>): Remove.
7548 (arm_sync_new_<syncop><SIDI>): Remove.
7549 (arm_sync_new_<syncop><NARROW>): Remove.
7550 (arm_sync_new_nand<SIDI>): Remove.
7551 (arm_sync_new_nand<NARROW>): Remove.
7552 (arm_sync_old_<syncop><SIDI>): Remove.
7553 (arm_sync_old_<syncop><NARROW>): Remove.
7554 (arm_sync_old_nand<SIDI>): Remove.
7555 (arm_sync_old_nand<NARROW>): Remove.
7556 (*memory_barrier): Merge arm_output_memory_barrier.
7557 (atomic_compare_and_swap<QHSD>): New.
7558 (atomic_compare_and_swap<NARROW>_1): New.
7559 (atomic_compare_and_swap<SIDI>_1): New.
7560 (atomic_exchange<QHSD>): New.
7561 (cas_cmp_operand, cas_cmp_str): New.
7562 (atomic_op_operand, atomic_op_str): New.
7563 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7564 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7565 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7566 (arm_load_exclusive<NARROW>): New.
7567 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7568 (arm_store_exclusive<QHSD>): New.
7570 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7572 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7573 reload patterns if -mvsx-scalar-memory.
7575 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7576 generated, even -mno-vsx-scalar-double was used.
7577 (vsx_xscvdpsp_scalar): Likewise.
7578 (vsx_xscvspdp_scalar2): Likewise.
7580 2012-01-09 Tom de Vries <tom@codesourcery.com>
7581 Andrew Pinski <apinski@cavium.com>
7584 * reorg.c (fill_slots_from_thread): Don't speculate
7585 frame-related insns.
7587 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7589 * sched-int.h (bb_note): Move to...
7590 * basic-block.h: ...here.
7591 * haifa-sched.c (bb_note): Move to...
7592 * cfgrtl.c: ...here.
7593 * function.c (next_block_for_reg): New function.
7594 (move_insn_for_shrink_wrap): Likewise.
7595 (prepare_shrink_wrap): Rewrite to use the above.
7597 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7599 * gimple.c (is_gimple_non_addressable): Remove.
7600 * gimple.h: Remove is_gimple_non_addressable.
7601 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7602 is_gimple_non_addressable.
7603 * trans-mem.c (expand_assign_tm): Same.
7605 2012-01-09 Richard Guenther <rguenther@suse.de>
7607 PR tree-optimization/51775
7608 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7609 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7611 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7613 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7615 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7617 2012-01-09 Richard Guenther <rguenther@suse.de>
7619 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7621 2012-01-08 Jan Hubicka <jh@suse.cz>
7623 PR tree-optimize/51680
7624 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7625 on when known_vals needs to be computed; cleanup.
7627 2012-01-08 Jan Hubicka <jh@suse.cz>
7629 PR tree-optimize/51694
7630 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7632 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7634 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7635 for -std=c++98 and -std=c++11 too.
7637 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7639 * cfgloop.c (cancel_loop): Add free() of bbs array.
7641 2012-01-07 Jan Hubicka <jh@suse.cz>
7643 PR tree-optimization/51600
7644 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7645 that benefits small functions.
7647 2012-01-07 Jan Hubicka <jh@suse.cz>
7649 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7651 2012-01-07 Jan Hubicka <jh@suse.cz>
7653 PR tree-optimization/51680
7654 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7655 whose inlining reduce unit size.
7657 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7660 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7661 Add canonical node to containing_mem chain after the non-canonical
7662 one, even if there weren't any locs to propagate.
7663 (remove_useless_values): Keep only canonical values.
7664 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7665 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7666 canonicalize mem_chain elements that are not discarded.
7668 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7671 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7672 before emitting functions.
7674 PR gcov-profile/50127
7675 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7676 clear_aux_for_blocks.
7678 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7681 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7683 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7685 * c-decl.c (ext_block): Moved up.
7686 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7688 2012-01-06 Han Shen <shenhan@google.com>
7690 Translate built-in include paths for sysroot.
7691 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7692 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7694 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7695 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7697 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7698 control whether sysroot should be prepended to gxx include dir.
7700 * configure: Regenerate.
7702 2012-01-06 Torvald Riegel <triegel@redhat.com>
7704 PR rtl-optimization/51771
7705 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7706 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7708 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7710 PR tree-optimization/51315
7711 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7712 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7714 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7717 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7718 for shrp pattern. Correctly handle and fixup shift variable.
7719 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7721 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7724 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7725 note when !ACCUMULATE_OUTGOING_ARGS.
7727 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7729 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7731 (extract_range_from_unary_expr_1): Avoid useless computations.
7733 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7735 PR rtl-optimization/51767
7736 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7737 of jump_block and add an extra edge for degenerated asm gotos.
7740 * stmt.c (check_unique_operand_names): Don't ICE during error
7741 reporting if i is from labels chain.
7744 * profile.c (branch_prob): Split bbs that have exit edge
7745 and need a fake entry edge too.
7747 2012-01-05 Jan Hubicka <jh@suse.cz>
7750 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7753 2012-01-05 Richard Guenther <rguenther@suse.de>
7756 * tree-streamer-out.c (write_ts_optimization): New function.
7757 (streamer_write_tree_body): Call it.
7758 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7759 (streamer_read_tree_body): Call it.
7760 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7762 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7765 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7766 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7767 in_cleanup_point_expr before gimplify_stmt call and restore it
7769 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7770 in_cleanup_point_expr is false.
7772 2012-01-05 Richard Guenther <rguenther@suse.de>
7775 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7777 * toplev.c (process_options): Reject combining mudflap and LTO.
7778 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7780 2012-01-05 Richard Guenther <rguenther@suse.de>
7782 PR tree-optimization/51760
7783 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7785 (bit_value_unop): Handle UNDEFINED operands.
7786 (bit_value_binop): Likewise.
7788 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7790 * config/avr/avr.c (avr_replace_prefix): Remove.
7791 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7792 (avr_asm_function_rodata_section): Ditto.
7793 (avr_asm_select_section): Ditto.
7795 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7797 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7800 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7803 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7804 calls that have any non-fake successor edges.
7807 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7809 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7811 PR tree-optimization/51624
7812 * tree-sra.c (build_ref_for_model): When replicating a chain of
7813 COMPONENT_REFs, stop as soon as the offset would become negative.
7815 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7818 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7819 in .debug_loc on the floor.
7821 2012-01-04 Andrew Pinski <apinski@cavium.com>
7823 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7825 2012-01-04 Andrew Pinski <apinski@cavium.com>
7826 Adam Nemet <anemet@caviumnetworks.com>
7828 * config/mips/mips.md (size): Add SI and DI.
7829 (SIZE): New mode attribute.
7830 (U): New code attribute.
7831 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7832 (mips_lbux_<mode>): Delete.
7833 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7834 (mips_lhx): Use gen_mips_lhx_extsi.
7835 (mips_lhx_<mode>): Delete.
7837 (mips_l<size>x): New expand.
7838 (mips_lwx_<mode>): Delete.
7839 (mips_l<GPR:size>x_<P:mode>): New pattern.
7840 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7841 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7842 * config/mips/mips.c (mips_lx_address_p): New function.
7843 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7844 (dsp64): New availability predicate.
7845 (mips_builtins): Add an entry for __builtin_mips_ldx.
7846 * config/mips/mips.h (ISA_HAS_LBX): New define.
7847 (ISA_HAS_LBUX): Likewise.
7848 (ISA_HAS_LHX): Likewise.
7849 (ISA_HAS_LHUX): Likewise.
7850 (ISA_HAS_LWX): Likewise.
7851 (ISA_HAS_LWUX): Likewise.
7852 (ISA_HAS_LDX): Likewise.
7853 * doc/extend.texi (__builtin_mips_ldx): Document.
7855 2012-01-04 Tristan Gingold <gingold@adacore.com>
7857 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7858 when long pointers are used.
7859 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7860 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7861 (ia64-hp-*vms*): Remove.
7862 * config/vms/xm-vms64.h: Delete.
7864 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7867 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7869 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7871 * opts.c (finish_options): Remove duplicate sorry.
7873 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7876 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7879 2012-01-04 Richard Guenther <rguenther@suse.de>
7882 * tree.c (size_low_cst): New function.
7883 * tree.h (size_low_cst): Declare.
7884 * fold-const.c (fold_comparison): Use it to extract the low
7885 part of the POINTER_PLUS_EXPR offset.
7887 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7889 Fix clearing ZERO_REG
7890 * config/avr/avr.md (cc): Add alternative "ldi".
7891 (movqi_insn): Use it in cc attribute.
7892 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7893 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7894 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7896 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7898 * configure: Regenerate.
7900 2012-01-04 Richard Guenther <rguenther@suse.de>
7902 PR tree-optimization/49651
7903 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7904 (var_can_have_subvars): Use it.
7905 (get_constraint_for_1): Only consider subfields if there can be any.
7907 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7910 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7911 to its new canonical_cselib_val and the cselib_val was in
7912 first_containing_mem chain, but the canonical_cselib_val was not,
7913 add the latter into the chain.
7914 (cselib_invalidate_mem): Compare canonical_cselib_val of
7915 addr_list chain elt with v.
7918 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7919 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7921 (output_macinfo_op): Don't ggc_strdup fd->filename.
7922 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7923 then ggc_strdup it. Don't free inc->info or cur->info.
7924 (output_macinfo): Don't free ref->info or file->info.
7926 2012-01-03 Ira Rosen <irar@il.ibm.com>
7928 PR tree-optimization/51269
7929 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7930 first_niters a pointer.
7931 (slpeel_tree_peel_loop_to_edge): Likewise.
7932 (vect_do_peeling_for_loop_bound): Update call to
7933 slpeel_tree_peel_loop_to_edge.
7934 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7935 here. Remove it from the parameters list.
7936 (vect_do_peeling_for_alignment): Update calls and compute
7939 2012-01-03 Richard Guenther <rguenther@suse.de>
7941 PR tree-optimization/51070
7942 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7943 Properly handle calls.
7945 2012-01-03 Richard Guenther <rguenther@suse.de>
7947 PR tree-optimization/51692
7948 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7949 the LHS of allocation stmts.
7951 2012-01-03 Olivier Hainque <hainque@adacore.com>
7953 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7955 2012-01-03 Olivier Hainque <hainque@adacore.com>
7957 * collect2.c (main): In AIX specific computations for vector
7958 insertions, use CONST_CAST2 to cast from char ** to const char **.
7960 2012-01-03 Richard Guenther <rguenther@suse.de>
7963 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7964 the context of a limbo DIE when it does not already exist.
7966 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7968 PR tree-optimization/51719
7969 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7970 but direct call is, clear direct call's lhs and don't add fallthrough
7971 edge from dcall_bb to join_bb and PHIs.
7973 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7975 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7976 the instructions emitted by the pattern.
7977 ("*TDC_insn_<mode>"): Add comment.
7979 2012-01-03 Richard Guenther <rguenther@suse.de>
7982 * fold-const.c (fold_comparison): Properly canonicalize
7983 tree offset and HOST_WIDE_INT bit position.
7985 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7987 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7988 operands for extzv pattern.
7990 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7993 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7996 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7998 * doc/invoke.texi (-flto and related options): Copy-edit.
8000 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8002 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8004 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8006 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8009 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8011 * expr.h (move_by_pieces_ninsns): Declare.
8012 * expr.c (move_by_pieces_ninsns): Make external.
8013 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8014 (mips_store_by_pieces_p): Likewise.
8015 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8016 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8017 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8018 (mips_store_by_pieces_p): Likewise.
8020 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8022 * passes.c (register_one_dump_file): Free full_name.
8024 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8025 (calculate_elim_costs_all_insns): Free offsets_at and
8026 offsets_known_at at the end and clear the pointers.
8028 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8030 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8031 this option introduced in r180739.
8033 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8036 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8037 (tmake_file target=avr): Add avr/t-multilib.
8039 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8040 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8041 * config/avr/genmultilib.awk: New file.
8042 * config/avr/t-multilib: New auto-generated file.
8043 * config/avr/multilib.h: New auto-generated file.
8044 * config/avr/t-avr (AVR_MCUS): New variable.
8045 (genopt.sh): Use it.
8046 (s-mlib): Depend on t-multilib.
8047 (t-multilib, multilib.h): New dependencies.
8048 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8049 (MULTILIB_OPTIONS): Remove.
8050 (MULTILIB_MATCHES): Remove.
8051 (MULTILIB_DIRNAMES): Remove.
8052 (MULTILIB_EXCEPTIONS): Remove:
8053 * config/avr/genopt.sh: Don't use hard coded file name;
8054 pass AVR_MCUS from t-avr instead.
8056 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8058 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8060 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8062 Implement light-weight DImode support.
8063 * config/avr/avr-dimode.md: New file.
8064 * config/avr/avr.md: Include it.
8065 (adjust_len): Add plus64, compare64.
8066 (HIDI): Remove code iterator.
8067 (code_stdname): New code attribute.
8068 (rotx, rotsmode): Remove DI.
8069 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8071 * config/avr/avr-protos.h (avr_have_dimode): New.
8072 (avr_out_plus64, avr_out_compare64): New.
8073 * config/avr/avr.c (avr_out_compare): Handle DImode.
8074 (avr_have_dimode): New variable definition and initialization.
8075 (avr_out_compare64, avr_out_plus64): New functions.
8076 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8077 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8078 (avr_compare_pattern): Skip DImode comparisons.
8080 2012-01-02 Revital Eres <revital.eres@linaro.org>
8082 * ddg.c (def_has_ccmode_p): New function.
8083 (add_cross_iteration_register_deps,
8084 create_ddg_dep_from_intra_loop_link): Call it.
8086 2012-01-02 Richard Guenther <rguenther@suse.de>
8089 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8091 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8093 * gcc.c (process_command): Update copyright notice dates.
8094 * gcov.c (print_version): Likewise.
8095 * gcov-dump.c (print_version): Likewise.
8096 * mips-tfile.c (main): Likewise.
8097 * mips-tdump.c (main): Likewise.
8099 2012-01-01 Ira Rosen <irar@il.ibm.com>
8101 PR tree-optimization/51704
8102 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8103 a use is inside the basic block or loop before accessing its vect info.
8105 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8107 PR rtl-optimization/51069
8108 * cfgloopmanip.c (remove_path): Removing path making irreducible
8109 region unconditional makes BB part of the region.
8111 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8113 PR tree-optimization/51683
8114 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8115 calls with side-effects.
8116 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8118 Copyright (C) 2012 Free Software Foundation, Inc.
8120 Copying and distribution of this file, with or without modification,
8121 are permitted in any medium without royalty provided the copyright
8122 notice and this notice are preserved.