1 2013-09-01 Iain Sandoe <iain@codesourcery.com>
3 Backport from mainline:
4 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
6 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
7 it is not needed after split.
9 2013-07-20 Iain Sandoe <iain@codesourcery.com>
12 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
13 second label for nonlocal goto receivers. Don't output pic base labels
14 unless we're producing PIC; mark that action unreachable().
15 (ix86_save_reg): If the function contains a nonlocal label, save the
17 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
18 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
19 (update_pic_label_number_if_needed): New.
20 (machopic_output_function_base_name): Adjust for nonlocal receiver
22 (machopic_should_output_picbase_label): New.
23 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
24 (nonlocal_goto_receiver): New insn and split.
26 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
28 Backport from mainline
29 2013-08-27 Christian Widmer <shadow@umbrox.de>
32 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
33 of Ivy Bridge processors.
35 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
38 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
39 suggested mode for the assignment isn't compatible with the
42 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
44 Backport from mainline
45 2013-08-12 Perez Read <netfirewall@gmail.com>
48 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
49 operand 0 for intel asm alternative.
50 (*movabs<mode>_2): Ditto for operand 1.
52 2013-08-13 Marek Polacek <polacek@redhat.com>
55 2013-0813 Marek Polacek <polacek@redhat.com>
56 Jakub Jelinek <jakub@redhat.com>
58 PR tree-optimization/57980
59 * tree-tailcall.c (process_assignment): Return false
60 when not dealing with integers or floats.
62 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
64 Backport from mainline
65 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
67 * collect2-aix.h: Define F_LOADONLY.
69 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
71 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
72 the implied StoreLoad barrier for atomic operations if before.
74 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
76 Backport from 2013-07-11 trunk r200901.
79 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
80 name seen by assembler/linker if available.
82 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
84 Backport from 2013-07-10 trunk r200872.
87 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
90 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
92 Backport from mainline
93 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
95 * config/i386/sse.md (sse_movlhps): Change alternative 3
98 2013-07-09 Joseph Myers <joseph@codesourcery.com>
100 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
101 adjust register size for TDmode and TFmode for VSX registers.
103 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
105 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
107 2013-07-08 Jakub Jelinek <jakub@redhat.com>
109 PR rtl-optimization/57829
110 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
111 mask bits outside of mode are just sign-extension from mode to HWI.
113 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
115 Backport from mainline
116 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
119 * config/i386/i386.c (construct_container): Report error if
120 long double is used with disabled x87 float returns.
122 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
124 Backport from mainline
125 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
128 * collect2.c (collect_atexit): New.
129 (collect_exit): Delete.
130 (main): Register collect_atexit with atexit.
131 (collect_wait): Change collect_exit to exit.
133 * collect2.h (collect_exit): Delete.
134 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
136 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
138 Backport from mainline
139 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
141 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
142 cmp_code to construct REG_EQUAL note.
144 Backport from mainline
145 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
147 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
148 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
150 Backport from mainline
151 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
154 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
155 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
156 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
158 2013-06-09 Jakub Jelinek <jakub@redhat.com>
161 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
162 that operands[2] doesn't overlap with operands[0].
164 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
167 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
168 for non-sse2 targets. Simplify mode attribute calculation.
170 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
172 Backport from mainline
173 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
175 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
176 cache parameters using detect_caches_amd also for CYRIX,
177 NSC and TM2 signatures.
179 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
180 Dzianis Kahanovich <mahatma@eu.by>
184 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
185 VIA/Centaur processors and determine their cache parameters
186 using detect_caches_amd.
188 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
190 * config/i386/i386.c (ix86_option_override_internal): Add
191 PTA_POPCNT to corei7 entry.
193 2013-05-14 Richard Biener <rguenther@suse.de>
195 PR gcov-profile/57269
196 Backport from mainline
197 2012-06-30 Nathan Sidwell <nathan@acm.org>
199 * coverage.c (coverage_init): Read counts file before writing
202 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
205 Backport from mainline
206 2013-01-22 Jakub Jelinek <jakub@redhat.com>
209 * config/i386/i386.md (UNSPEC_STOS): New.
210 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
211 *strsetqi_1): Add UNSPEC_STOS.
213 2013-05-10 Joey Ye <joey.ye@arm.com>
215 Backport from mainline
216 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
219 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
221 (thumb1_extendhisi2): Reduce Thumb pool range.
222 (arm_movdi): Likewise.
223 (thumb1_movdi_insn): Likewise.
224 (thumb1_movsi_insn): Likewise.
225 (pic_load_addr_unified): Likewise.
226 (pic_load_addr_32bit): Likewise.
227 (pic_load_addr_thumb1): Likewise.
228 (thumb1_movhf): Likewise.
229 (arm_movsf_soft_insn): Likewise.
230 (thumb1_movsf_soft_insn): Likewise.
231 (movdf_soft_insn): Likewise.
232 (thumb1_movdf_soft_insn): Likewise.
233 * config/arm/neon.md (*neon_mov<mode>): Likewise.
234 (*neon_mov<mode>): Likwise.
235 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
236 (*thumb2_movhi_insn): Likewise.
237 (*thumb2_extendqisi_v6): Likewise.
238 (*thumb2_zero_extendqisi_v6): Likewise.
239 (*thumb2_zero_extendqisi2_v6): Likewise.
240 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
241 (*movdi_vfp): Likewise.
242 (*movdi_vfp_cortexa8): Likewise.
243 (*thumb2_movsf_vfp): Likewise.
244 (*thumb2_movdf_vfp): Likewise.
246 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
248 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
249 Add mthumb/march=armv7-a multilib.
250 Add mthumb/march=armv7-r multilib.
251 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
253 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
256 * config/v850/t-rtems: Add more multilibs.
258 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
261 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
264 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
265 to save TFmode registers and DImode to save TImode registers for
266 caller save operations.
267 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
268 mark being partially clobbered since they only use the first
271 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
272 and TDmode only use the upper 64-bits of each VSX register.
274 2013-05-03 Marek Polacek <polacek@redhat.com>
276 Backport from mainline
277 2013-04-25 Marek Polacek <polacek@redhat.com>
279 PR tree-optimization/57066
280 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
282 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
284 Backport from mainline
285 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
288 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
290 (*zero_extendsidi2): Ditto.
292 Backport from mainline
293 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
296 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
298 2013-04-29 Christian Bruel <christian.bruel@st.com>
301 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
303 2013-04-27 Jakub Jelinek <jakub@redhat.com>
306 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
307 the immediate rotate count.
309 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
311 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
313 2013-04-19 Matthias Klose <doko@ubuntu.com>
317 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
319 Backport from mainline
320 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
321 Alexander Monakov <amonakov@ispras.ru>
324 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
325 flush pending lists also on non-jumps. Adjust comment.
328 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
330 * sched-deps.c (add_dependence_list_and_free): Simplify.
331 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
332 lists when add_dependence_list_and_free doesn't free them.
334 2013-04-19 Marek Polacek <polacek@redhat.com>
336 Backport from mainline
337 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
338 Jakub Jelinek <jakub@redhat.com>
340 PR tree-optimization/48189
341 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
342 If nitercst is 0, don't predict the exit edge.
344 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
346 Backport from mainline
347 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
348 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
350 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
353 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
355 * doc/tm.texi: Update.
356 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
357 * target.def (force_at_comp_dir): New hook.
358 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
359 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
361 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
364 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
365 (S_MODES): Set H_MODE bit.
366 (SF_MODES): Set only S_MODE and SF_MODE bits.
367 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
368 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
369 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
370 <MODE_FLOAT>: Likewise.
372 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
374 Backport from mainline:
375 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
378 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
379 nuses, make sure we have a label.
381 2013-04-11 Richard Biener <rguenther@suse.de>
383 * BASE-VER: Set to 4.7.4.
384 * DEV-PHASE: Set to prerelease.
386 2013-04-11 Release Manager
388 * GCC 4.7.3 released.
390 2013-04-10 David S. Miller <davem@davemloft.net>
392 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
395 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
399 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
401 Backport from mainline
402 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
403 Alexander Monakov <amonakov@ispras.ru>
406 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
407 flush pending lists also on non-jumps. Adjust comment.
409 2013-04-03 Richard Biener <rguenther@suse.de>
411 PR tree-optimization/56501
412 * tree-switch-conversion.c (check_process_case): Properly
413 handle !single_succ_p case.
415 2013-04-03 Jakub Jelinek <jakub@redhat.com>
417 Backported from mainline
418 2013-03-06 Jakub Jelinek <jakub@redhat.com>
420 PR tree-optimization/56539
421 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
422 instead of GSI_CONTINUE_LINKING as last argument to
423 force_gimple_operand_gsi. Adjust function comment.
425 2013-03-05 Jakub Jelinek <jakub@redhat.com>
428 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
429 (avoid_complex_debug_insns): New function.
430 (expand_debug_locations): Call it.
432 2013-04-02 Wei Mi <wmi@google.com>
434 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
435 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
436 *<rotate_insn><mode>3_mask in i386.md.
438 2013-04-02 Richard Biener <rguenther@suse.de>
441 Backport from mainline
442 2012-05-16 Richard Guenther <rguenther@suse.de>
444 * tree-inline.c (declare_return_variable): Properly handle
445 DECL_BY_REFERENCE return vars in SSA form.
447 2013-04-01 Wei Mi <wmi@google.com>
449 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
450 Truncate operand 2 using %b asm operand modifier.
451 (*<shift_insn><mode>3_mask): Ditto.
452 (*<rotate_insn><mode>3_mask): Ditto.
454 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
456 * config/i386/i386.md (*movsf_internal): Change type of
457 alternatives 3,4 to imov.
459 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
461 Backport from mainline
462 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
465 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
466 when the may_trap_p bit of the exprs being merged differs.
467 Reorder tests for speculativeness in the logical and operator.
469 Backport from mainline
470 2013-03-05 Jakub Jelinek <jakub@redhat.com>
473 * sel-sched-ir.c (free_sched_pools): Release
474 succs_info_pool.stack[succs_info_pool.max_top] vectors too
475 if succs_info_pool.max_top isn't -1.
477 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
479 Backport from mainline
480 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
483 * sel-sched.c: Include ira.h.
484 (implicit_clobber_conflict_p): New function.
485 (moveup_expr): Use it.
486 * Makefile.in (sel-sched.o): Depend on ira.h.
488 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
490 Backport from mainline
491 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
492 Alexander Monakov <amonakov@ispras.ru>
495 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
496 flush pending lists also on non-jumps. Adjust comment.
498 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
500 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
501 * doc/extend.texi (Named Address Spaces): Ditto.
502 (Variable Attributes): Ditto.
504 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
506 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
507 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
510 2013-03-27 Walter Lee <walt@tilera.com>
512 Backport from mainline:
513 2013-03-27 Walter Lee <walt@tilera.com>
515 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
516 double-decrement of next_scratch_regno.
518 2013-03-27 Walter Lee <walt@tilera.com>
520 Backport from mainline:
521 2013-03-27 Walter Lee <walt@tilera.com>
523 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
525 (insn_v1mulus): Ditto.
526 (insn_v2muls): Ditto.
528 2013-03-27 Walter Lee <walt@tilera.com>
530 Backport from mainline:
531 2013-03-27 Walter Lee <walt@tilera.com>
533 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
535 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
537 2013-03-27 Walter Lee <walt@tilera.com>
539 Backport from mainline:
540 2013-03-27 Walter Lee <walt@tilera.com>
542 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
544 (*sibcall_value): Ditto.
546 2013-03-27 Walter Lee <walt@tilera.com>
548 Backport from mainline:
549 2013-03-27 Walter Lee <walt@tilera.com>
551 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
552 (insn_mnz_v8qi): ... this ...
553 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
555 (insn_v<n>mnz): Replaced by ...
556 (insn_v1mnz): ... this ...
557 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
559 (insn_mz_<mode>): Replaced by ...
560 (insn_mz_v8qi): ... this ...
561 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
563 (insn_v<n>mz): Replaced by ...
564 (insn_v1mz): ... this ...
565 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
568 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
570 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
572 2013-03-26 Richard Biener <rguenther@suse.de>
574 Backport from mainline:
575 2013-03-13 Richard Biener <rguenther@suse.de>
577 PR tree-optimization/56608
578 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
579 calls when vectorizing basic-blocks.
581 2013-03-05 Richard Biener <rguenther@suse.de>
583 PR tree-optimization/56270
584 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
585 of loads after scheduling an SLP instance.
587 2013-03-26 Walter Lee <walt@tilera.com>
589 Backport from mainline:
590 2013-03-26 Walter Lee <walt@tilera.com>
592 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
593 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
595 2013-03-26 Walter Lee <walt@tilera.com>
597 Backport from mainline:
598 2013-03-25 Walter Lee <walt@tilera.com>
600 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
601 TILEGX_INSN_SHUFFLEBYTES1.
602 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
604 (tilegx_builtins): Ditto.
605 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
607 2013-03-26 Walter Lee <walt@tilera.com>
609 Backport from mainline:
610 2013-03-25 Walter Lee <walt@tilera.com>
612 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
613 tests for constraint J, K, N, P.
615 2013-03-26 Walter Lee <walt@tilera.com>
617 Backport from mainline:
618 2013-03-25 Walter Lee <walt@tilera.com>
620 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
621 Use indirect/pcrel encoding.
622 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
625 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
627 Backport from mainline:
628 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
629 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
632 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
633 (musermode): Convert to Var(TARGET_USERMODE).
634 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
635 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
636 * config/sh/sh.c (sh_option_override): Use
637 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
638 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
640 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
642 (udivsi3_i4_single, divsi3_i4_single): Use
643 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
644 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
645 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
646 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
647 (SUBTARGET_OVERRIDE_OPTIONS): New.
649 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
651 Backport from mainline:
652 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
654 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
655 to m2a-single instead of m2e.
657 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
660 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
663 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
666 * config/i386/i386.c (init_cumulative_args): Also set
667 cum->callee_return_avx256_p.
668 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
669 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
671 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
672 callee_return_avx256_p.
674 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
676 Backport from mainline:
677 2012-12-04 Ian Lance Taylor <iant@google.com>
679 * godump.c (find_dummy_types): Output a dummy type if we couldn't
680 output the real type.
682 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
685 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
686 (PLUS_EXPR): Likewise.
687 * doc/cppopts.texi (--help): Likewise.
688 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
689 (-fdump-rtl-cprop_hardreg): Likewise.
690 (-fdump-rtl-csa): Likewise.
691 (-fdump-rtl-dce): Likewise.
692 (-fdump-rtl-dbr): Likewise.
693 (-fdump-rtl-into_cfglayout): Likewise.
694 (-fdump-rtl-outof_cfglayout): Likewise.
696 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
699 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
700 (arm_print_operand, case 'S'): Don't use shift_operator to validate
703 2013-03-14 Seth LaForge <sethml@google.com>
706 Backport from mainline
707 2012-10-22 Julian Brown <julian@codesourcery.com>
709 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
710 VFP D registers in big-endian mode.
712 2013-03-08 Joey Ye <joey.ye@arm.com>
714 Backport from mainline
715 2013-03-06 Joey Ye <joey.ye@arm.com>
718 * gcc.c (convert_white_space): New function.
719 (main): Handles white space in function name.
721 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
723 Backport from mainline
724 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
727 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
728 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
729 to SH_DIV_CALL_TABLE for TARGET_SH2.
730 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
732 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
733 mdiv= call-div1, call-fp, call-table options.
735 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
737 * config.gcc (arm*-*-rtemself*): New.
738 (arm*-*-rtems*): Removed.
739 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
740 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
742 2013-03-01 Richard Biener <rguenther@suse.de>
744 Backport from mainline
745 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
747 PR tree-optimization/55481
748 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
749 back to general rewriting if we cannot leave an original biv
752 2013-03-01 Richard Biener <rguenther@suse.de>
754 Backport from mainline
755 2012-04-10 Richard Guenther <rguenther@suse.de>
758 * gimple-low.c (gimple_check_call_args): Properly account for
759 compatible aggregate types.
761 2013-02-26 Nick Clifton <nickc@redhat.com>
764 Import this patch from the mainline:
766 2012-08-17 Nick Clifton <nickc@redhat.com>
768 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
769 (branch_true): Likewise.
770 (branch_false): Likewise.
772 2013-02-26 Jakub Jelinek <jakub@redhat.com>
774 PR tree-optimization/56443
775 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
776 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
777 to type_for_mode langhook.
779 2013-02-21 Jakub Jelinek <jakub@redhat.com>
782 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
785 2013-02-19 Jakub Jelinek <jakub@redhat.com>
787 Backported from mainline
788 2013-02-19 Jakub Jelinek <jakub@redhat.com>
790 PR tree-optimization/56350
791 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
792 if haven't found reduction or nested cycle operand, rather than
793 asserting we must find it.
795 PR tree-optimization/56381
796 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
799 2013-02-08 Jakub Jelinek <jakub@redhat.com>
801 PR tree-optimization/56250
802 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
803 if type is unsigned and code isn't MULT_EXPR.
805 2013-02-06 Jakub Jelinek <jakub@redhat.com>
808 * omp-low.c (use_pointer_for_field): Return false if
809 lower_send_shared_vars doesn't generate any copy-out code.
811 2012-11-27 Jakub Jelinek <jakub@redhat.com>
813 PR tree-optimization/55110
814 * tree-vect-loop.c (vectorizable_reduction): Don't assert
815 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
817 2013-02-18 Richard Biener <rguenther@suse.de>
820 2013-02-04 Richard Biener <rguenther@suse.de>
822 Backport from mainline
823 2012-07-04 Richard Guenther <rguenther@suse.de>
825 PR tree-optimization/53844
826 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
827 the loop virtual PHI.
829 2013-02-13 David S. Miller <davem@davemloft.net>
831 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
833 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
835 Backport from mainline
836 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
838 PR rtl-optimization/56275
839 * simplify-rtx.c (avoid_constant_pool_reference): Check that
840 offset is non-negative and less than cmode size before
841 calling simplify_subreg.
843 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
845 Backport from mainline
846 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
848 * config/i386/sse.md (FMAMODEM): New mode iterator.
849 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
850 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
852 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
854 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
855 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
856 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
858 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
860 Backport from mainline
861 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
864 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
865 If there is no implicit builtin declaration, just return NULL.
867 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
868 Michael Meissner <meissner@linux.vnet.ibm.com>
870 Backport from mainline
871 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
872 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
874 2013-02-07 David S. Miller <davem@davemloft.net>
876 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
878 * var-tracking.c (vt_add_function_parameter): Test the presence of
879 HAVE_window_save properly and do not remap argument registers when
880 we have a leaf function.
882 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
884 Backport from mainline
885 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
888 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
890 * config/i386/i386.c (ix86_print_operand): Ditto.
892 2013-02-07 Alan Modra <amodra@gmail.com>
895 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
896 static chain, set REST_INLINE_FPRS too.
898 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
900 Backport from mainline
901 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
903 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
904 * configure: Regenerate.
906 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
908 Backport from mainline
909 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
910 Andrew Dixie <andrewd@gentrack.com>
912 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
915 2013-02-05 Richard Biener <rguenther@suse.de>
917 Backport from mainline
918 2012-12-10 Richard Biener <rguenther@suse.de>
920 PR tree-optimization/55107
921 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
922 (bitmap_set_replace_value): Add gcc_unreachable.
923 (do_regular_insertion): Re-write all_same handling. Insert
924 an assignment instead of a PHI in this case.
925 (execute_pre): Do not record constified events.
927 2013-02-05 Richard Biener <rguenther@suse.de>
929 PR tree-optimization/54767
930 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
931 backedges drop all symbolical range information.
932 (execute_vrp): Compute backedges.
934 2013-02-04 Richard Biener <rguenther@suse.de>
936 Backport from mainline
937 2012-01-11 Richard Guenther <rguenther@suse.de>
939 PR tree-optimization/44061
940 * tree-vrp.c (extract_range_basic): Compute zero as
941 value-range for __builtin_constant_p of function parameters.
943 2013-01-08 Jakub Jelinek <jakub@redhat.com>
946 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
948 2013-02-04 Richard Biener <rguenther@suse.de>
950 Backport from mainline
951 2012-07-04 Richard Guenther <rguenther@suse.de>
953 PR tree-optimization/53844
954 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
955 the loop virtual PHI.
957 2012-12-13 Richard Biener <rguenther@suse.de>
960 * tree-streamer.c (record_common_node): Check that we are not
961 recursively pre-loading nodes we want to skip. Handle
962 char_type_node appearing as part of va_list_type_node.
964 2013-02-04 Richard Biener <rguenther@suse.de>
967 * gimple.h (gimple_call_builtin_class_p): New function.
968 * gimple.c (validate_call): New function.
969 (gimple_call_builtin_class_p): Likewise.
970 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
971 Use gimple_call_builtin_class_p.
972 (find_func_clobbers): Likewise.
973 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
974 (strlen_optimize_stmt): Likewise.
976 2013-02-01 Jakub Jelinek <jakub@redhat.com>
978 Backported from mainline
979 2013-01-28 Jakub Jelinek <jakub@redhat.com>
981 PR tree-optimization/56125
982 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
983 pow(x,c) into sqrt(x) * powi(x, n/2) or
984 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
986 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
987 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
990 2013-01-25 Jakub Jelinek <jakub@redhat.com>
992 PR tree-optimization/56098
993 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
994 for stmts with volatile ops.
995 (cond_store_replacement): Don't optimize if assign has volatile ops.
996 (cond_if_else_store_replacement_1): Don't optimize if either
997 then_assign or else_assign have volatile ops.
999 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1002 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1003 instead of cmpdi_operand for first comparison operand.
1004 Don't assert that comparison operands aren't both constants.
1006 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1008 PR tree-optimization/56051
1009 * fold-const.c (fold_binary_loc): Don't fold
1010 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1011 a narrowing conversion, or widening conversion from signed
1014 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1017 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1018 the case where writing real complex part of target modifies
1021 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1024 * function.c (thread_prologue_and_epilogue_insns): Always
1025 add crtl->drap_reg to set_up_by_prologue.set, even if
1026 stack_realign_drap is false.
1028 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1030 PR tree-optimization/55921
1031 * tree-complex.c (expand_complex_asm): New function.
1032 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1034 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1036 PR rtl-optimization/55838
1037 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1038 iv0.step, iv1.step and step.
1040 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1043 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1044 * gimple-low.c: Include langhooks.c.
1045 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1046 by default call lang_hooks.block_may_fallthru.
1047 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1049 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1050 (LANG_HOOKS_INITIALIZER): Use it.
1052 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1055 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1056 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1057 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1058 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1059 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1061 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1063 PR tree-optimization/55236
1064 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1065 and signed ARG0_TYPE, force low and high to be non-NULL.
1067 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1069 PR rtl-optimization/54127
1070 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1071 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1072 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1073 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1074 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1076 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1078 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1079 range isn't testing for zero.
1081 2013-01-29 Richard Biener <rguenther@suse.de>
1083 PR tree-optimization/56113
1084 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1086 (label_visit): Free duplicate bitmaps and record the leader instead.
1087 (perform_var_substitution): Adjust.
1089 2013-01-28 Serowk <serowk@yandex.ru>
1092 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1093 Fix mode checks to allow for the passing of constants in the
1095 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1096 Add entries in the switch statement for builtin iwmmxt vector
1097 shift and rotate builtins.
1099 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1101 Backport from mainline
1102 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1105 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1106 operand 0 in movabs insn template for -masm=intel asm alternative.
1107 (*movabs<mode>_2): Ditto for operand 1.
1109 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1111 Backport from mainline
1112 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1115 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1116 alternative to (o,r).
1117 (*movdi_internal_rex64): Remove (!o,n) alternative.
1118 (DImode immediate->memory splitter): Remove.
1119 (DImode immediate->memory peephole2): Remove.
1120 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1121 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1122 alternative to (!o,*r).
1123 (*movtf_internal_sse): New pattern.
1124 (*movxf_internal_rex64): New pattern.
1125 (*movxf_internal): Disable for TARGET_64BIT.
1126 (*movdf_internal_rex64): Remove (!o,F) alternative.
1128 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1130 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1131 involving stack registers slightly.
1133 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1135 * config/i386/constraints.md (Yf): New constraint.
1136 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1137 of f constraint to conditionaly disable x87 register preferences.
1138 (*movdf_internal): Ditto.
1139 (*movsf_internal): Ditto.
1141 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1143 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1144 (*movtf_internal_rex64): Add (!o,C) alternative
1145 (*movxf_internal_rex64): Ditto.
1146 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1148 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1150 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1152 2013-01-24 Martin Jambor <mjambor@suse.cz>
1154 Backport from mainline
1155 2013-01-04 Martin Jambor <mjambor@suse.cz>
1157 PR tree-optimization/55755
1158 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1159 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1161 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1163 Backport from mainline
1164 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1166 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1168 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1170 PR rtl-optimization/56023
1171 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1172 dependent on debug instruction.
1174 2013-01-21 Martin Jambor <mjambor@suse.cz>
1176 Backport from mainline
1177 2013-01-17 Martin Jambor <mjambor@suse.cz>
1179 PR tree-optimizations/55264
1180 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1181 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1182 for virtual functions.
1183 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1184 for virtual methods.
1185 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1186 virtual methods before inlining is over.
1188 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1190 Backport from mainline
1191 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1194 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1195 store through atomic_store<mode>_1.
1196 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1198 2013-01-16 Richard Biener <rguenther@suse.de>
1201 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1202 account for bitpos when computing alignment.
1204 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1206 Backport from 2013-01-14 trunk r195169.
1209 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1210 etc. to 1 and not to __flash.
1211 Use LL suffix for __INT24_MAX__ with -mint8.
1212 Use ULL suffix for __UINT24_MAX__ with -mint8.
1214 2013-01-14 Matthias Klose <doko@ubuntu.com>
1216 * doc/invoke.texi: Document -print-multiarch.
1217 * doc/install.texi: Document --enable-multiarch.
1218 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1219 * configure.ac: Add --enable-multiarch option.
1220 Substitute with_cpu, with_float.
1221 * configure: Regenerate.
1222 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1223 enable_multiarch, with_cpu, with_float: New macros.
1224 if_multiarch: New macro, define in terms of enable_multiarch.
1225 * genmultilib: Add new argument for the multiarch name.
1226 * gcc.c (multiarch_dir): Define.
1227 (for_each_path): Search for multiarch suffixes.
1228 (driver_handle_option): Handle multiarch option.
1229 (do_spec_1): Pass -imultiarch if defined.
1230 (main): Print multiarch.
1231 (set_multilib_dir): Separate multilib and multiarch names
1232 from multilib_select.
1233 (print_multilib_info): Ignore multiarch names in multilib_select.
1234 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1235 * cppdefault.h (default_include): Document multiarch in multilib
1237 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1238 include directory for multiarch directories.
1239 * common.opt: New options --print-multiarch and -imultilib.
1241 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1242 Include i386/t-linux.
1243 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1244 Include i386/t-kfreebsd.
1245 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1246 * config/i386/t-linux64: Add multiarch names in
1247 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1248 * config/i386/t-gnu: New file.
1249 * config/i386/t-kfreebsd: Likewise.
1250 * config/i386/t-linux: Likewise.
1252 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1253 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1254 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1255 for 32bit non-biarch configurations.
1257 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1258 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1261 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1263 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1265 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1266 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1267 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1269 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1270 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1271 Include rs6000/t-linux for 32bit non-biarch configurations.
1273 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1275 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1277 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1278 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1280 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1281 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1283 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1285 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1286 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1287 (vect_estimate_min_profitable_iter): Adjust to above fix.
1288 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1290 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1292 Backport from mainline
1293 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1295 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1296 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1297 documentation. Add missing '__' in front of
1298 __builtin_ia32_packssdw256.
1300 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1302 Backport from mainline
1303 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1305 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1306 attribute of movddup insn to DF.
1307 (*vec_interleave_lowv2df): Ditto.
1308 (vec_dupv2df): Ditto.
1310 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1312 Backport from 2013-01-07 trunk r194991, r194992.
1315 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1318 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1319 (avr_addrspace_t): Add .section_name field.
1320 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1322 (avr_addrspace): Same. Initialize .section_name. Remove last
1323 NULL entry. Put __memx into .progmemx.data.
1324 (progmem_section_prefix): Remove.
1325 (avr_asm_init_sections): No need to initialize progmem_section.
1326 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1327 section name prefix.
1328 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1329 retrieve the progmem section.
1330 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1331 boundary to run over avr_addrspace[].
1332 (avr_register_target_pragmas): Ditto.
1334 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1336 Backport from 2013-01-07 trunk r194978.
1339 * doc/install.texi (Cross-Compiler-Specific Options): Document
1342 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1344 Backport from 2013-01-07 trunk r194968.
1347 * config/avr/t-avr: Don't automatically rebuild
1348 $(srcdir)/config/avr/t-multilib
1349 $(srcdir)/config/avr/avr-tables.opt
1350 (avr-mcus): New phony target to build them on request.
1351 (s-avr-mlib): Remove.
1352 * avr/avr-mcus.def: Adjust comments.
1354 2013-01-07 Terry Guo <terry.guo@arm.com>
1356 Backport from mainline
1357 2012-12-19 Terry Guo <terry.guo@arm.com>
1359 * config/arm/arm.c (thumb_find_work_register): Check argument
1360 register number based on current PCS.
1362 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1364 Backport from mainline
1365 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1368 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1369 selected code model, define __code_mode_small__, __code_model_medium__,
1370 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1371 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1372 xchg temporary register with %k. Declare temporary register as
1374 [__x86_64__]: For medium and large code models, preserve %rbx register.
1376 2013-01-03 Richard Henderson <rth@redhat.com>
1378 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1379 after eliminating TLS symbols.
1381 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1384 * config/pa/pa.md (movsi): Revert previous change.
1385 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1388 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1391 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1394 2013-01-02 Jason Merrill <jason@redhat.com>
1397 * tree.c (build_array_type_1): Revert earlier change.
1399 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1402 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1403 after reload starts.
1405 2012-12-21 Martin Jambor <mjambor@suse.cz>
1407 PR tree-optimization/55355
1408 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1409 bit_position is small enough to fit a single HOST_WIDE_INT.
1411 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1413 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1415 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1417 Backport from mainline
1418 2012-10-15 Matthias Klose <doko@ubuntu.com>
1420 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1421 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1423 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1424 Tomash Brechko <tomash.brechko@gmail.com>
1427 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1428 handling of before and after cases.
1429 * config/sparc/sync.md (atomic_store): Fix pasto.
1431 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1433 * optabs.c (expand_atomic_store): Elide redundant model test.
1435 2012-12-13 Richard Henderson <rth@redhat.com>
1438 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1440 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1443 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1444 (tldo_stb_sp64): Likewise.
1445 (tldo_sth_sp32): Likewise.
1446 (tldo_sth_sp64): Likewise.
1447 (tldo_stw_sp32): Likewise.
1448 (tldo_stw_sp64): Likewise.
1449 (tldo_stx_sp64): Likewise.
1451 2012-12-10 Kai Tietz <ktietz@redhat.com>
1454 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1456 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1458 Backport from mainline
1459 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1460 H.J. Lu <hongjiu.lu@intel.com>
1463 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1464 before using it as insn or call equivalent.
1466 2012-12-06 Jason Merrill <jason@redhat.com>
1469 * tree.c (build_array_type_1): Re-layout if we found it in the
1472 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1474 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1475 opaque cond in all call insns.
1477 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1479 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1480 area if the function allocates dynamic stack space.
1481 (ia64_initial_elimination_offset): Adjust offsets to above change.
1483 2012-12-03 Richard Biener <rguenther@suse.de>
1485 Backport from mainline
1486 2012-09-24 Richard Guenther <rguenther@suse.de>
1488 PR tree-optimization/53663
1489 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1490 native encode/interpret translation on VN_WALKREWRITE.
1492 2012-12-03 Kai Tietz <ktietz@redhat.com>
1495 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1498 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1501 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1503 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1505 Backport from mainline:
1506 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1509 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1510 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1511 (in_nullified_branch_delay): Likewise.
1512 (in_call_delay): Likewise.
1513 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1514 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1515 the $$sh_func_adrs call as variable. Update type of sibcalls and
1516 $$sh_func_adrs call.
1517 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1518 length instead of adjustment. Handle negative and undefined call
1519 adjustments for insn_default_length. Remove adjustment for millicode
1520 insn with unfilled delay slot.
1521 (pa_output_millicode_call): Update for revised millicode length.
1522 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1524 2012-11-29 Kai Tietz <ktietz@redhat.com>
1527 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1528 use by XNEWVEC/XRESIZEVEC.
1530 * i386.c (get_scratch_register_on_entry): Handle
1531 thiscall-convention.
1532 (split_stack_prologue_scratch_regno): Likewise.
1533 (ix86_static_chain): Likewise.
1534 (x86_output_mi_thunk): Likewise.
1536 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1538 Backported from mainline
1539 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1540 Markus Trippelsdorf <markus@trippelsdorf.de>
1543 * lto-opts.c (lto_write_options): Also handle
1544 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1545 OPT_SPECIAL_program_name.
1548 * lto-wrapper.c (merge_and_complain): Handle
1549 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1550 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1552 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1554 PR rtl-optimization/55489
1555 * gcse.c (compute_transp): Precompute a canonical version
1556 of XEXP (x, 0), and pass it to canon_true_dependence.
1558 2012-11-27 Richard Biener <rguenther@suse.de>
1561 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1562 stmt with a NOP instead of removing it.
1564 2012-11-26 Richard Biener <rguenther@suse.de>
1566 Backport from mainline
1567 2012-10-19 Richard Biener <rguenther@suse.de>
1569 PR tree-optimization/54976
1570 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1571 Robustify against odd inner_mode inputs.
1573 2012-10-12 Richard Biener <rguenther@suse.de>
1575 PR tree-optimization/54894
1576 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1577 Handle over-aligned scalar types properly.
1579 2012-10-02 Richard Guenther <rguenther@suse.de>
1582 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1583 cleaning up the CFG.
1585 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1587 Backport from mainline
1588 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1590 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1591 explaining the register ordering preferences.
1593 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1594 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1595 constraints so that the traditional floating point loads, stores,
1596 and moves are done first, then the VSX loads, stores, and moves,
1597 and finally the GPR loads, stores, and moves so that reload
1598 chooses FPRs over GPRs, and uses the traditional load/store
1599 instructions which provide an offset.
1600 (movdf_hardfloat64): Likewise.
1602 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1604 Backported from mainline
1605 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1606 H.J. Lu <hongjiu.lu@intel.com>
1609 * config/i386/i386.c (legitimize_pic_address): Properly handle
1611 (ix86_print_operand_address): Set code to 'k' when forcing
1612 addr32 prefix. For x32, zero-extend negative displacement if
1615 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1617 * common.opt (fvar-tracking-uninit): Document.
1618 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1619 * config/darwin.c (darwin_override_options): Likewise.
1621 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1623 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1624 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1626 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1628 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1630 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1632 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1635 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1637 Backport from mainline
1638 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1640 * config/i386/i386.c (ix86_init_machine_status): Do not
1641 explicitly clear tls_descriptor_call_expanded_p again.
1643 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1645 * config/i386/sse.md
1646 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1647 as read and written by the instruction.
1649 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1651 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1652 (ix86_instantiate_decls): New function.
1653 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1654 stack slot instead of SLOT_VIRTUAL.
1655 <case IX86_BUILTIN_STMXCSR>: Ditto.
1656 (assign_386_stack_local): Do not assert when virtual slot is valid.
1657 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1658 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1659 (truncxf<mode>2): Ditto.
1660 (floatunssi<mode>2): Ditto.
1661 (isinf<mode>2): Ditto.
1662 * config/i386/sync.md (atomic_load<mode>): Ditto.
1663 (atomic_store<mode>): Ditto.
1665 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1668 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1669 the argument is itself a conditional expression.
1671 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1673 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1676 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1678 PR tree-optimization/54986
1679 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1680 conversions on entry but add them back on exit if needed.
1682 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1685 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1687 (print_reg): Use true_regnum rather than REGNO.
1688 (ix86_print_operand_address): Remove SUBREG handling.
1690 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1692 Backported from mainline
1693 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1696 * gimple.h (is_gimple_sizepos): New inline function.
1697 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1698 final assignment to expr variable.
1699 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1700 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1701 into a local temporary.
1703 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1705 PR tree-optimization/54877
1706 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1707 use make_ssa_name instead of copy_ssa_name.
1709 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1711 Backport from mainline
1712 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1714 PR tree-optimization/53708
1715 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1716 user-supplied alignment when used with an explicit section name.
1718 2012-11-02 Jeff Law <law@redhat.com>
1720 PR tree-optimization/54985
1721 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1722 from thread_across_edge.
1723 (thread_across_edge): Use it in all cases where we might thread
1726 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1728 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1729 special register pushes before frame probing and allocation.
1731 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1732 Joel Sherrill <joel.sherrill@oarcorp.com>
1734 * config/sparc/t-rtems: New (Custom multilibs).
1735 * config/sparc/t-rtems-64: New (Custom multilibs).
1736 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1737 (sparc-*-rtems*): Add sparc/t-rtems.
1739 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1741 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1743 (hash_rtx): Likewise.
1745 2012-10-29 Terry Guo <terry.guo@arm.com>
1747 Backport from mainline
1748 2012-10-11 Terry Guo <terry.guo@arm.com>
1750 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1752 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1755 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1757 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1758 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1760 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1762 * config/avr/t-rtems: Revert previous commit.
1764 2012-10-26 Terry Guo <terry.guo@arm.com>
1766 Backport from mainline
1767 2012-10-23 Terry Guo <terry.guo@arm.com>
1770 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1773 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1775 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1777 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1779 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1781 * config.gcc (microblaze*-*-rtems*): New target.
1782 * config/microblaze/rtems.h: New.
1783 * config/microblaze/t-rtems: New.
1785 2012-10-25 Richard Biener <rguenther@suse.de>
1787 PR tree-optimization/54902
1788 * tree-ssa-pre.c (fini_pre): Return TODO.
1789 (execute_pre): Adjust.
1790 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1791 blocks before computing dominators.
1793 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1795 Backport from mainline
1796 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1798 * config/i386/i386.c (memory_address_length): Assert that non-null
1799 base or index RTXes are registers. Do not check for REG RTXes.
1800 Determine addr32 prefix using SImode_address_operand or
1801 from original base and index RTXes. Simplify code.
1803 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1805 * config/i386/i386-protos.h (memory_address_length): Add new bool
1806 argument. Update all uses.
1807 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1808 add length of addr32 prefix based on mode of base or index register.
1809 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1810 addresses here. Update call to memory_address_length.
1811 (ix86_print_address_operand): Use SImode_address_operand predicate.
1812 * config/i386/predicates.md (SImode_address_operand): New.
1813 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1814 to calculate "mode" attribute. Use SImode_address_operand predicate
1815 instead of open-coding accepted RTX codes.
1817 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1819 Backport from 2012-10-22 trunk r192685.
1820 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1821 Note __AVR_<device>__ is not defined for cores.
1822 Don't point to --help=target.
1823 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1825 2012-10-19 Marek Polacek <polacek@redhat.com>
1827 Backported from mainline
1828 2012-10-19 Marek Polacek <polacek@redhat.com>
1831 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1832 pointer/non-pointer comparison.
1834 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1836 Backported from mainline
1837 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1840 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1841 sure the mode is correct when falling through from above cases.
1843 2012-10-19 Alan Modra <amodra@gmail.com>
1845 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1846 (HAVE_LD_LARGE_TOC): Likewise.
1847 * configure: Regenerate.
1849 2012-10-19 Alan Modra <amodra@gmail.com>
1851 * config/rs6000/predicates.md (splat_input_operand): Don't call
1852 input_operand for MEMs. Instead check for volatile and call
1853 memory_address_addr_space_p with modified mode.
1855 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1857 Backported from mainline
1858 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1860 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1862 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1864 PR rtl-optimization/54870
1865 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1866 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1867 SSA_NAME pointer that points to a partition if there is at least
1868 one variable with it set in the partition.
1869 * dse.c (local_variable_can_escape): New predicate.
1870 (can_escape): Call it.
1871 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1872 mark the SSA_NAME pointer that points to a partition.
1874 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1876 Backport from mainline
1877 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1879 PR rtl-optimization/53701
1880 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1881 rocess not only expr's vinsns but all old vinsns from expr's
1884 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1886 Backport from mainline
1887 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1890 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1892 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1893 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1894 only if producer writes to the register given by regno.
1896 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1898 Backport from mainline
1899 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1901 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1902 (UNSPEC_LOADU): New.
1903 (UNSPEC_STOREU): Ditto.
1904 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1905 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1906 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1907 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1908 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1909 (<sse2>_storedqu<avxsizesuffix>): ... this.
1910 (*sse4_2_pcmpestr_unaligned): Update.
1911 (*sse4_2_pcmpistr_unaligned): Ditto.
1913 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1914 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1915 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1916 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1917 gen_sse2_load{dqu,upd} to load from unaligned memory and
1918 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1920 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1921 Use CODE_FOR_sse_loadups.
1922 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1923 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1924 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1925 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1926 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1927 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1928 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1929 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1930 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1931 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1932 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1934 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1936 Backport from trunk (r190222):
1938 PR tree-optimization/54146
1939 * ifcvt.c: Include pointer-set.h.
1940 (cond_move_process_if_block): Change type of then_regs and
1941 else_regs from alloca'd array to pointer_sets.
1942 (check_cond_move_block): Update for this change.
1943 (cond_move_convert_if_block): Likewise.
1944 * Makefile.in: Fix dependencies for ifcvt.o.
1946 2012-10-15 Richard Guenther <rguenther@suse.de>
1948 PR tree-optimization/54920
1949 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1950 allocate temporary storage for all NARY elements.
1952 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1955 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1957 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1959 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1960 default_use_cxa_atexit to yes.
1962 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1964 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1966 2012-10-05 Jan Hubicka <jh@suse.cz>
1967 Jakub Jelinek <jakub@redhat.com>
1969 PR tree-optimization/33763
1970 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1971 attribute for redefined extern inline functions.
1973 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1975 Backported from mainline
1976 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1978 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1979 in SSE and YMM state support check for -march=native.
1981 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1984 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1987 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1989 Backported from mainline
1990 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1993 * doc/invoke.texi: Document -mprefer-avx128.
1995 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1997 Backported from mainline
1998 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2001 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2002 (XSTATE_FP): Likewise.
2003 (XSTATE_SSE): Likewise.
2004 (XSTATE_YMM): Likewise.
2005 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2006 SSE and YMM states aren't supported.
2008 2012-10-01 Tom de Vries <tom@codesourcery.com>
2010 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2013 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2016 * config/s390/s390.c (s390_option_override): Add missing break.
2018 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2020 Backport from mainline
2021 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2023 * config.gcc: Replace 'host' with 'target' when configuring for
2024 powerpc64*-*-freebsd.
2026 2012-09-28 Meador Inge <meadori@codesourcery.com>
2028 Backport from mainline
2029 2012-09-27 Meador Inge <meadori@codesourcery.com>
2031 * gcc-ar.c (main): Handle the returning of the sub-process error
2034 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2036 Backport from 2012-09-28 trunk r191821.
2037 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2039 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2042 * simplify-rtx.c (simplify_binary_operation_1): Perform
2043 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2045 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2047 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2048 TYPE_NONALIASED_COMPONENT flag.
2049 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2050 TYPE_NONALIASED_COMPONENT flag.
2052 2012-09-21 Richard Guenther <rguenther@suse.de>
2055 Backport from mainline
2056 2012-04-19 Richard Guenther <rguenther@suse.de>
2058 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2061 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2064 * c-typeck.c (c_cast_expr): When casting to a type requiring
2065 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2068 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2071 * c-typeck.c (build_unary_op): Pass original argument of
2072 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2073 any C_MAYBE_CONST_EXPR, if it has integer operands.
2074 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2075 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2076 to c_objc_common_truthvalue_conversion, then remove any
2077 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2078 c_objc_common_truthvalue_conversion not
2079 c_common_truthvalue_conversion.
2080 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2081 call note_integer_operands for arguments with integer operands
2082 that are not integer constants.
2084 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2086 Backported from mainline
2087 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2089 PR tree-optimization/54563
2090 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2091 gimple_purge_dead_eh_edges if last call has been changed.
2093 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2096 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2097 instead of (match_dup 0) as second argument to vec_merge.
2098 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2099 Remove third alternative.
2100 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2101 operand 2 instead of operand 1, but put it as first argument
2103 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2104 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2107 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2109 * BASE-VER: Set to 4.7.3.
2110 * DEV-PHASE: Set to prerelease.
2112 2012-09-20 Release Manager
2114 * GCC 4.7.2 released.
2116 2012-09-15 Andi Kleen <ak@linux.intel.com>
2118 Backport from mainline
2119 2012-09-07 Andi Kleen <ak@linux.intel.com>
2121 * gcc/lto-streamer.h (res_pair): Add.
2122 (lto_file_decl_data): Replace resolutions with respairs.
2124 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2125 Initialize respairs.
2126 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2128 2012-09-14 Walter Lee <walt@tilera.com>
2130 Backport from mainline.
2131 2012-09-14 Walter Lee <walt@tilera.com>
2133 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2134 option for TILEPro and TILE-Gx.
2136 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2138 * config/i386/i386.h (x86_prefetchw): New global variable.
2139 (TARGET_PREFETCHW): New macro.
2140 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2141 (processor_alias_table): Add PTA_PREFETCHW to
2142 bdver1, bdver2 and btver1.
2143 (ix86_option_override_internal): Set x86_prefetchw for
2144 PTA_PREFETCHW targets.
2145 * config/i386/i386.md (prefetch): Expand to prefetchw
2146 for TARGET_PREFETCHW.
2147 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2149 Backport from mainline
2150 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2152 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2153 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2155 (*prefetch_sse): ... this.
2156 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2158 (*prefetch_3dnow): ... this.
2160 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2163 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2164 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2166 2012-09-12 Teresa Johnson <tejohnson@google.com>
2168 Backport from mainline.
2169 2012-09-12 Teresa Johnson <tejohnson@google.com>
2171 PR gcov-profile/54487
2172 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2173 test using F_SETLKW with fcntl.
2174 * configure, config.in: Regenerate.
2176 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2178 Backport from mainline
2179 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2181 * config/i386/i386.md : Comments on fma4 instruction selection
2182 reflect requirement on register pressure based cost model.
2184 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2185 flag is set-reset as informed by the cpuid flag.
2187 * config/i386/i386.c (processor_alias_table): fma4
2188 flag is enabled for bdver2.
2190 2012-09-12 Christian Bruel <christian.bruel@st.com>
2192 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2194 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2196 * config.gcc: Obsolete picochip-*.
2198 2012-09-11 Richard Guenther <rguenther@suse.de>
2201 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2202 on flag_toplevel_reorder.
2204 2012-09-10 Richard Henderson <rth@redhat.com>
2206 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2209 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2211 Backport from 2012-09-10 mainline r191132.
2214 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2216 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2219 * tree-sra.c (disqualify_base_of_expr): Check for possible
2220 NULL_TREE returned by get_base_address()
2222 2012-09-07 Richard Guenther <rguenther@suse.de>
2224 Backport from mainline
2225 2012-06-26 Jan Hubicka <jh@suse.cz>
2228 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2231 2012-09-07 Richard Guenther <rguenther@suse.de>
2233 Backport from mainline
2234 2012-07-13 Richard Guenther <rguenther@suse.de>
2236 PR tree-optimization/53922
2237 * tree-vrp.c (value_inside_range): Change prototype to take
2238 min/max instead of value-range.
2239 (range_includes_zero_p): Likewise. Return the result from
2241 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2242 return value from range_includes_zero_p.
2243 (extract_range_from_unary_expr_1): Likewise.
2244 (compare_range_with_value): Likewise.
2245 (vrp_meet_1): Likewise.
2247 2012-09-07 Richard Guenther <rguenther@suse.de>
2250 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2251 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2252 arguments separately.
2254 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2256 Backported from mainline
2257 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2259 PR rtl-optimization/54455
2260 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2261 bb ends up with asm goto referencing bb's label.
2263 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2265 Backport from mainline.
2266 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2267 Richard Earnshaw <richard.earnshaw@arm.com>
2270 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2271 element size. Use elem_type from the formal parameter. New parameter
2273 (neon_expand_args): Adjust call to neon_dereference_pointer.
2275 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2277 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2278 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2280 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2282 Backport from mainline
2283 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2285 * config/i386/i386.md (isa): Add fma and fma4.
2286 (enabled): Handle fma and fma4.
2287 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2288 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2289 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2290 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2291 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2292 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2294 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2296 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2297 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2298 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2300 2012-09-06 Richard Guenther <rguenther@suse.de>
2302 PR tree-optimization/54498
2303 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2304 abort when reaching an already visited region.
2305 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2306 (get_continuation_for_phi_1): Likewise.
2307 (walk_non_aliased_vuses): When we translated the reference,
2308 abort when we re-visit a region.
2309 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2311 2012-09-06 Andrew Pinski <apinski@cavium.com>
2314 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2316 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2319 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2320 build_int_cst with size_type_node instead of size_int.
2322 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2324 Backport from 2012-09-05 mainline r190697.
2327 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2328 configured --with-avrlibc.
2329 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2331 * config/avr/avrlibc.h: New file.
2332 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2333 configured --with-avrlibc.
2334 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2336 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2338 Backport from 2012-09-04 mainline r190919
2341 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2342 of size less than 4 bytes by using macro ARM_NUM_INTS.
2343 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2345 2012-09-04 Richard Henderson <rth@redhat.com>
2347 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2349 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2351 Backport from 2012-09-04 mainline r190920
2354 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2356 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2358 Backport from 2012-09-04 mainline r190914
2361 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2363 (avr_allocate_stack_slots_for_args): ...this new static function.
2365 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2367 Backported from mainline
2368 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2371 * doc/invoke.texi: Add -da and remove -dm.
2373 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2375 Backported from mainline
2376 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2379 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2380 operands[1] is CONST_INT_P, convert it to QImode before printing.
2382 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2385 * c-convert.c (convert): Don't call fold_convert_loc if
2386 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2387 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2388 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2390 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2393 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2394 if init is a CONSTRUCTOR.
2396 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2398 PR rtl-optimization/54369
2399 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2400 calling dbr_schedule.
2401 * config/sparc/sparc.c (sparc_reorg): Likewise.
2403 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2405 Backport from mainline
2406 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2408 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2409 case for Atom processor.
2411 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2413 Backport from mainline
2414 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2417 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2418 true for TARGET_64BIT or !flag_pic.
2419 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2420 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2421 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2422 Add insn constraint. Conditionally emit xchg asm insns.
2423 (atomic_compare_and_swap<mode>): Update calls. Check only
2424 cmpxchg8b_pic_memory_operand in memory address fixup.
2426 (CASHMODE): Rename from DCASHMODE.
2427 (doublemodesuffix): Update modes.
2428 (regprefix): New mode attribute.
2430 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2431 <UNSPECV_CMPXCHG>: New constant.
2432 (atomic_compare_and_swap<mode>_1): Rename from
2433 atomic_compare_and_swap_single<mode>. Update calls and
2434 unspec_volatile constants.
2435 (atomic_compare_and_swap<mode>_doubleword): Rename from
2436 atomic_compare_and_swap_double<mode>. Update calls and
2437 unspec_volatile constants.
2439 2012-08-28 Walter Lee <walt@tilera.com>
2441 Backport from mainline
2442 2012-08-28 Walter Lee <walt@tilera.com>
2444 * confg/tilegx/tilegx.md: Fix code style.
2445 (*zero_extendsidi_truncdisi): Fix typo.
2446 * config/tilegx/tilegx.c: Fix code style.
2447 (tilegx_function_profiler): Fix typo.
2449 2012-08-27 Walter Lee <walt@tilera.com>
2451 Backport from mainline
2452 2012-08-27 Walter Lee <walt@tilera.com>
2454 * doc/md.texi (TILE-Gx): Fix typo.
2456 2012-08-27 Walter Lee <walt@tilera.com>
2458 Backport from mainline
2459 2012-08-27 Walter Lee <walt@tilera.com>
2461 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2462 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2464 2012-08-27 Walter Lee <walt@tilera.com>
2466 Backport from mainline
2467 2012-08-27 Walter Lee <walt@tilera.com>
2469 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2470 (insn_bfins): Delete.
2472 2012-08-27 Walter Lee <walt@tilera.com>
2474 Backport from mainline
2475 2012-08-27 Walter Lee <walt@tilera.com>
2477 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2478 atomic_exchange_bare<mode>,
2479 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2480 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2481 * config/tilegx/tilegx.md (type): Add X1_remove.
2482 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2483 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2484 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2487 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2489 PR rtl-optimization/54088
2490 * jump.c (delete_related_insns): Robustify latest change.
2492 2012-08-21 Richard Guenther <rguenther@suse.de>
2494 Backport from mainline
2495 2012-08-16 Richard Guenther <rguenther@suse.de>
2498 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2500 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2501 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2502 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2503 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2504 (tree_ssa_lim_finalize): Free all mem_refs.
2505 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2506 scc when bailing out.
2507 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2508 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2509 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2510 FOR_EACH_LOOP_BREAK.
2512 2012-08-17 Richard Guenther <rguenther@suse.de>
2514 * tree-sra.c (modify_function): Free redirect_callers vector.
2515 * ipa-split.c (split_function): Free args_to_pass vector.
2516 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2518 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2519 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2520 (vect_analyze_slp_instance): Free everything.
2521 (destroy_bb_vec_info): Free the SLP instances.
2523 2012-08-17 Richard Guenther <rguenther@suse.de>
2525 * params.def (integer-share-limit): Decrease from 256 to 251,
2528 2012-08-21 Richard Guenther <rguenther@suse.de>
2530 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2531 the affine expansion cache.
2533 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2535 Backported from trunk
2536 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2539 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2541 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2543 Backport from mainline.
2544 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2547 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2548 mark as predicable. Adjust asm template.
2549 (vec_setv2di_internal): Likewise.
2550 (vec_extract<mode> VD, VQ): Likewise.
2551 (vec_extractv2di): Likewise.
2552 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2553 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2554 (neon_vdup_n<mode> VX, V32): Likewise.
2555 (neon_vdup_nv2di): Likewise.
2557 2012-08-17 Walter Lee <walt@tilera.com>
2559 Backport from mainline
2560 2012-08-17 Walter Lee <walt@tilera.com>
2562 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2563 (FEEDBACK_ENTER): Define.
2564 (FEEDBACK_REENTER): Define.
2565 (FEEDBACK_ENTRY): Define.
2566 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2567 (FEEDBACK_ENTER): Define.
2568 (FEEDBACK_REENTER): Define.
2569 (FEEDBACK_ENTRY): Define.
2571 2012-08-16 Walter Lee <walt@tilera.com>
2573 Backport from mainline
2574 2012-08-16 Walter Lee <walt@tilera.com>
2576 * config.gcc (tilegx-*-linux*): Add feedback.h.
2577 (tilepro-*-linux*): Likewise.
2578 * config/tilegx/feedback.h: New file.
2579 * config/tilepro/feedback.h: New file.
2581 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2583 Backport from mainline r189840 and r187586:
2584 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2586 * config/i386/i386.md (stack_protect_set): Disable the pattern
2587 for Android since Android libc (bionic) does not provide random
2588 value for stack protection guard at gs:0x14. Guard value
2589 will be provided from external symbol (default implementation).
2590 (stack_protect_set_<mode>): Likewise.
2591 (stack_protect_test): Likewise.
2592 (stack_protect_test_<mode>): Likewise.
2593 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2594 not have Bionic by default
2595 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2596 Macro OPTION_BIONIC is defined in this file and provides Bionic
2597 accessibility status
2599 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2601 * configure.ac: Stack protector enabling for Android targets.
2602 * configure: Regenerate.
2604 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2606 Backported from trunk
2607 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2609 PR rtl-optimization/53942
2610 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2611 directly from likely spilled non-fixed hard registers, move them
2614 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2616 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2617 (xop_phaddubq): Ditto.
2619 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2621 Backport from mainline
2622 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2623 Richard Earnshaw <rearnsha@arm.com>
2625 * target.def (vector_alignment): New target hook.
2626 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2627 * doc/tm.texi: Regenerate.
2628 * targhooks.c (default_vector_alignment): New function.
2629 * targhooks.h (default_vector_alignment): Add prototype.
2630 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2631 * config/arm/arm.c (arm_vector_alignment): New function.
2632 (TARGET_VECTOR_ALIGNMENT): Define.
2634 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2635 vector type alignment instead of size.
2636 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2637 element type size directly instead of computing it from alignment.
2638 Fix variable naming and comment.
2640 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2642 Backport from mainline
2643 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2645 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2646 (alpha_pad_function_end): ... this. Also insert NOP between
2647 sibling call and GP load.
2648 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2650 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2652 Backport from mainline
2653 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2654 H.J. Lu <hongjiu.lu@intel.com>
2656 PR rtl-optimization/54157
2657 * combine.c (gen_lowpart_for_combine): Don't return identity
2658 for CONST or symbolic reference.
2660 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2662 Backport from mainline
2663 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2665 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2666 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2667 split_cost argument signed.
2668 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2669 (ix86_avoid_lea_for_addr): Ditto.
2671 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2673 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2674 the address has less than two components.
2676 2012-08-02 Steve Ellcey <sellcey@mips.com>
2678 Backport from mainline
2679 2012-07-19 Steve Ellcey <sellcey@mips.com>
2681 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2684 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2686 Backport from mainline
2687 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2690 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2691 negative constant address for TARGET_X32 ...
2692 (ix86_decompose_address): ... here. Reject constant addresses
2693 that don't satisfy x86_64_immediate_operand predicate.
2695 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2698 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2699 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2700 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2701 addresses. Prevent zero extensions of CONST_INT operands.
2703 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2706 * config/i386/i386.md (*lea): New insn pattern.
2708 (*lea<mode>_2): Ditto.
2709 (*lea_{3,4,5,6}_zext): Ditto.
2710 * config/i386/predicates.md (lea_address_operand): Do not reject
2711 zero-extended address operands.
2712 * config/i386/constraints.md (j): Remove address constraint.
2713 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2715 (ix86_print_operand_address): Handle SImode subreg of an address.
2716 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2718 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2720 Backport from mainline
2721 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2724 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2725 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2727 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2728 (*movdi_internal_rex64): Use %E operand modifier for lea.
2729 (*movsi_internal): Ditto.
2731 (*lea<mode>_2): Ditto.
2732 (*lea_{3,4,5,6}_zext): Ditto.
2733 (*tls_global_dynamic_32_gnu): Ditto.
2734 (*tls_global_dynamic_64): Ditto.
2735 (*tls_dynamic_gnu2_lea_32): Ditto.
2736 (*tls_dynamic_gnu2_lea_64): Ditto.
2737 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2739 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2741 Backport from mainline
2742 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2744 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2746 (ix86_print_operand_address): Assert that parts.base and parts.index
2747 are non-NULL after call to simplify_subreg.
2749 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2752 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2754 * config/sh/sh.c (sh_option_override): Do not change
2755 flag_finite_math_only. Set TARGET_IEEE to complement of
2756 flag_finite_math_only.
2757 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2758 description of mieee and mno-ieee behavior.
2760 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2763 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2764 (_lzcnt_u64): Ditto.
2766 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2768 Backport from mainline
2769 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2771 PR rtl-optimization/52250
2772 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2773 to put note list into. Unconditionally call move_bb_info.
2774 (move_bb_info): Do not assert the blocks being in the same region,
2775 just drop the note list if they are not.
2777 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2779 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2781 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2783 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2784 defining statement is a SSA name that occurs in abnormal PHIs.
2786 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2788 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2791 2012-07-19 Richard Guenther <rguenther@suse.de>
2792 Eric Botcazou <ebotcazou@adacore.com>
2794 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2795 about transition from invariant to known bits.
2796 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2798 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2801 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2802 (cleanup_tree_cfg_bb): Don't call it.
2803 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2806 2012-07-19 Christian Bruel <christian.bruel@st.com>
2809 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2811 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2813 * config.gcc (v850-*-rtems*): New target.
2814 * config/v850/rtems.h: New.
2815 * config/v850/t-rtems: New.
2817 2012-07-18 Nick Clifton <nickc@redhat.com>
2819 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2821 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2825 Backport from mainline
2826 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2829 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2830 instead expand it as zero extension.
2832 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2834 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2835 QImode and HImode splitters. Use ix86_comparison_operator.
2836 Explicitly match FLAGS_REG.
2837 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2839 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2840 Steven Bosscher <steven@gcc.gnu.org>
2841 Bernd Schmidt <bernds@codesourcery.com>
2843 PR rtl-optimization/53908
2844 * df-problems.c (can_move_insns_across): When doing
2845 memory-reference book-keeping, handle call insns.
2847 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2849 Backport from mainline
2850 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2853 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2854 sibcall_insn_operand. Move it to a temporary register if not.
2856 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2859 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2860 emit PIC sequence for fnaddr symbol reference in advance.
2862 2012-07-09 Jason Merrill <jason@redhat.com>
2865 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2866 (type_hash_eq): Likewise.
2869 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2871 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2873 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2874 due to negative shift amount.
2876 2012-07-06 Kai Tietz <ktietz@redhat.com>
2878 Backport from mainline.
2880 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2881 as "/mingw/include".
2883 2012-07-06 Nick Clifton <nickc@redhat.com>
2885 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2886 default_encode_section_info.
2888 2012-07-06 Richard Guenther <rguenther@suse.de>
2890 Backport from mainline
2891 2012-03-30 Richard Guenther <rguenther@suse.de>
2894 * double-int.c (rshift_double): Remove not needed cast.
2896 2012-03-28 Richard Guenther <rguenther@suse.de>
2899 * double-int.h (rshift_double): Remove.
2900 * double-int.c (lshift_double): Use absu_hwi to make count
2902 (rshift_double): Make static, take unsigned count argument,
2903 remove handling of negative count argument.
2904 (double_int_rshift): Dispatch to lshift_double.
2906 2012-07-06 Richard Guenther <rguenther@suse.de>
2908 Backport from mainline
2909 2012-06-18 Richard Guenther <rguenther@suse.de>
2911 PR tree-optimization/53693
2912 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2913 Reject operands with more than one use.
2915 2012-07-06 Richard Guenther <rguenther@suse.de>
2917 Backport from mainline
2918 2012-04-11 Richard Guenther <rguenther@suse.de>
2921 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2922 consider loop nesting.
2923 (evolution_function_is_univariate_p): Properly check the remainder
2926 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2928 Backport from mainline
2929 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2931 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2932 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2933 (adjacent_mem_locations): Move some code to and call...
2934 (get_memref_parts): ...new function.
2935 (mem_locations_overlap): New function.
2936 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2937 (is_mem_ref): Rename to...
2938 (find_mem_ref): ...this. Return MEM rtx.
2939 (get_store_dest): Remove function.
2940 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2941 new parameter and adjust calls.
2942 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2943 mem refs overlap for true_store_to_load_dep_costly.
2944 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2945 passed to adjacent_mem_locations.
2946 (is_costly_group): Walk resolved dependency list.
2947 (force_new_group): Emit group ending nop for Power6/Power7.
2948 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2949 (group_ending_nop): New define_insn.
2951 2012-07-04 Richard Guenther <rguenther@suse.de>
2954 * gimple-fold.c (get_base_constructor): Do not return an
2955 error_mark_node DECL_INITIAL.
2957 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2959 Backport from mainline
2960 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2962 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2963 code model string in the error message.
2965 2012-07-04 Tristan Gingold <gingold@adacore.com>
2967 Backport from mainline.
2968 2012-06-25 Tristan Gingold <gingold@adacore.com>
2970 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2971 (seh_cfa_adjust_cfa): ... that function.
2972 (seh_emit_stackalloc): Do not emit out of range values.
2973 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2974 UNSPEC_DEF_CFA constants.
2975 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2976 * config/i386/i386.c (ix86_frame_pointer_required): Required
2977 for very large frames on SEH target.
2978 (ix86_compute_frame_layout): Save area is before frame pointer
2979 on SEH target. Handle very large frames.
2980 (ix86_expand_prologue): Likewise.
2982 2012-07-04 Richard Guenther <rguenther@suse.de>
2984 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2985 as in free_lang_data_in_type.
2987 2012-07-02 Martin Jambor <mjambor@suse.cz>
2989 Backport from mainline.
2990 2012-07-02 Martin Jambor <mjambor@suse.cz>
2993 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2994 dynamic type change check.
2996 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2998 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2999 last statement of the finally block onto the switch.
3001 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3003 * configure: Regenerate.
3005 Backport from mainline.
3006 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3008 * config.gcc (target_type_format_char): New. Document it. Set it for
3010 * configure.ac (gnu_unique_option): Use target_type_format_char
3011 in test. Comment rationale.
3013 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3015 Backport from mainline.
3016 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3018 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3020 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3022 Backport from 2012-06-28 mainline r189049
3025 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3026 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3027 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3028 avr_hard_regno_call_part_clobbered.
3030 2012-06-28 Richard Guenther <rguenther@suse.de>
3033 * expr.c (expand_expr_real_1): Verify if the type is complete
3034 before inspecting its size.
3036 2012-06-27 Nick Clifton <nickc@redhat.com>
3038 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3041 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3044 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3046 2012-06-26 Nick Clifton <nickc@redhat.com>
3048 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3050 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3053 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3054 of x x x in the vmovlps load alternative.
3056 2012-06-22 Richard Guenther <rguenther@suse.de>
3058 * gcov-iov.c: Include bconfig.h and system.h.
3060 2012-06-22 Richard Guenther <rguenther@suse.de>
3062 PR gcov-profile/53744
3063 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3065 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3067 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3068 DECL_IGNORED_P non-reg vars even if they are used.
3070 2012-06-19 Jason Merrill <jason@redhat.com>
3073 * dwarf2out.c (modified_type_die): Use scope_die_for.
3074 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3075 (uses_local_type_r, uses_local_type): New.
3076 (scope_die_for): Keep a type that uses a local type in local scope.
3077 Use get_context_die for namespace and type scope.
3079 2012-06-19 Richard Guenther <rguenther@suse.de>
3082 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3083 replace it with the first non-BLOCK context.
3085 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3087 PR rtl-optimization/53700
3089 Backport from mainline
3090 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3092 * ira-color.c (setup_left_conflict_sizes_p): Process all
3093 conflicting objects.
3095 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3097 Backport from mainline
3098 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3101 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3102 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3103 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3104 instead of xop_mulv2div2di3_low.
3105 (xop_p<macs>dql): Fix vec_select selector.
3106 (xop_p<macs>dqh): Ditto.
3107 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3108 (xop_mulv2div2di3_high): Ditto.
3110 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3112 Backport from mainline:
3113 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3115 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3117 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3119 Backport from mainline:
3120 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3122 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3123 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3124 MAX_PCREL17F_OFFSET instead of fixed offset.
3125 (pa_attr_length_call): Likewise.
3126 (pa_attr_length_indirect_call): Likewise.
3128 2012-06-15 Walter Lee <walt@tilera.com>
3130 Backport from mainline:
3131 2012-06-15 Walter Lee <walt@tilera.com>
3133 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3135 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3137 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3139 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3141 Backport from mainline:
3143 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3144 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3145 * gimple.h (block_in_transaction): Check for flag_tm.
3147 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3149 PR tree-optimization/52558
3151 Backport from mainline:
3152 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3153 * gimple.h (gimple_set_in_transaction): Remove.
3154 (gimple_in_transaction): Look in BB instead.
3155 (gimple_statement_base): Remove in_transaction field.
3156 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3157 * trans-mem.c (compute_transaction_bits): Place transaction bit
3158 information into basic blocks.
3160 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3162 PR tree-optimization/52558
3163 * cfg.c (alloc_aux_for_edge): Fix comment.
3164 (alloc_aux_for_edge): Remove static.
3165 * basic-block.h (alloc_aux_for_edge): Protoize.
3166 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3167 (execute_sm_if_changed_flag): New.
3168 (execute_sm_if_changed_flag_set): New.
3169 (execute_sm): Do not generate data races unless requested.
3170 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3171 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3172 * gimple.h (block_in_transaction): New.
3173 (gimple_in_transaction): Use block_in_transaction.
3175 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3177 Backported from mainline
3178 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3180 PR rtl-optimization/53589
3181 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3182 discovery even when e->dest != target. If any LABEL_REF points
3183 to e->dest label, redirect it to target's label.
3185 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3188 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3189 returns false, replace stmt with GIMPLE_NOP.
3190 (check_omp_nesting_restrictions): Instead of issuing warnings,
3191 issue errors and return false if any errors were reported.
3193 2012-06-14 Richard Guenther <rguenther@suse.de>
3195 * BASE-VER: Set to 4.7.2.
3196 * DEV-PHASE: Set to prerelease.
3198 2012-06-12 Christian Bruel <christian.bruel@st.com>
3201 * config/sh/sh.c (sh_option_override): Don't force
3202 flag_omit_frame_pointer and maccumulate_outgoing_args.
3203 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3205 2012-06-14 Release Manager
3207 * GCC 4.7.1 released.
3209 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3211 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3213 2012-06-13 Richard Henderson <rth@redhat.com>
3215 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3216 iterator instead of INT.
3218 2012-06-08 Richard Henderson <rth@redhat.com>
3221 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3222 note to a clobber insn when no other insn is available.
3224 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3227 * doc/invoke.texi (Wenum-compare): Update documentation.
3229 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3232 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3234 (altivec_stvlxl): Ditto.
3235 (altivec_stvrx): Ditto.
3236 (altivec_stvrxl): Ditto.
3238 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3241 * trans-mem.c (expand_block_edges): Do not skip the first
3242 statement when resetting the BB.
3244 2012-06-04 Richard Guenther <rguenther@suse.de>
3247 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3248 create new assembler names.
3250 2012-06-04 Richard Guenther <rguenther@suse.de>
3252 Backport from mainline
3253 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3256 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3257 larger than maxbits. Don't compute maxbits modulo align.
3258 Also check that unit bytes long store at bitpos / unit * unit
3259 doesn't affect bits beyond bitregion_end.
3260 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3261 would not fit into bitregion_start ... bitregion_end + 1 bit
3263 (store_split_bit_field): Decrease unit close to end of bitregion_end
3264 if access is restricted in order to avoid mutual recursion.
3266 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3268 Backport from 2012-06-04 mainline r188172
3271 * config/avr/avr-stdint.h: New file.
3272 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3275 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3277 PR tree-optimization/53550
3278 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3279 is POINTER_TYPE_P, use sizetype as step type instead of type.
3281 2012-06-04 Richard Guenther <rguenther@suse.de>
3282 Eric Botcazou <ebotcazou@adacore.com>
3284 Backport from mainline
3285 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3287 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3288 Change type of BITOFFSET to signed. Make sure the lower bound of
3289 the computed range is non-negative by adjusting OFFSET and BITPOS.
3290 (expand_assignment): Adjust call to get_bit_range.
3292 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3294 * expr.c (get_bit_range): Return the null range if the enclosing record
3295 is part of a larger bit field.
3297 2012-03-20 Richard Guenther <rguenther@suse.de>
3299 * stor-layout.c (finish_bitfield_representative): Fallback
3300 to conservative maximum size if the padding up to the next
3301 field cannot be computed as a constant.
3302 (finish_bitfield_layout): If we cannot compute the distance
3303 between the start of the bitfield representative and the
3304 bitfield member start a new representative.
3305 * expr.c (get_bit_range): The distance between the start of
3306 the bitfield representative and the bitfield member is zero
3307 if the field offsets are not constants.
3309 2012-03-16 Richard Guenther <rguenther@suse.de>
3311 * stor-layout.c (finish_bitfield_representative): Fall back
3312 to the conservative maximum size if we cannot compute the
3313 size of the tail padding.
3315 2012-03-14 Richard Guenther <rguenther@suse.de>
3317 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3318 * stor-layout.c (start_bitfield_representative): New function.
3319 (finish_bitfield_representative): Likewise.
3320 (finish_bitfield_layout): Likewise.
3321 (finish_record_layout): Call finish_bitfield_layout.
3322 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3323 for QUAL_UNION_TYPE fields.
3324 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3325 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3326 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3331 * expr.c (get_bit_range): Unconditionally extract bitrange
3332 from DECL_BIT_FIELD_REPRESENTATIVE.
3333 (expand_assignment): Adjust call to get_bit_range.
3335 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3338 * fold-const.c (fold_binary_loc): Refine previous change.
3340 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3342 Backport from mainline
3343 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3346 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3347 avoid going above orig insn. Update comments.
3349 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3351 Backport from mainline
3352 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3355 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3356 prologue for unwinder and profiler.
3358 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3360 Backport from mainline
3361 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3363 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3365 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3367 Backport from mainline
3368 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3370 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3371 DBX_REGISTER_NUMBER.
3373 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3375 Backport from mainline
3376 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3378 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3379 operand is CONST_INT. Take COSTS_N_INSNS into account.
3380 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3383 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3385 * config/avr/avr.opt (-msp8): Document it.
3386 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3388 2012-05-31 Richard Guenther <rguenther@suse.de>
3391 * expr.c (expand_assignment): Do not use movmisalign on
3394 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3397 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3398 (pa_section_type_flags): New.
3399 (pa_legitimate_constant_p): Revert previous change.
3401 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3403 Backport from mainline
3404 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3407 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3408 accessed indirectly.
3409 (ipa_tm_create_version): Same.
3411 2012-05-30 Jason Merrill <jason@redhat.com>
3414 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3415 about array compound literals.
3417 2012-05-30 Richard Guenther <rguenther@suse.de>
3420 * fold-const.c (fold_binary_loc): Make sure to call
3421 fold_plusminus_mult_expr with the original sign of operands.
3423 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3425 * explow.c (probe_stack_range): Restore simple control flow and stop
3426 again when the probe cannot be generated if HAVE_check_stack.
3428 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3430 PR rtl-optimization/53519
3431 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3432 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3434 2012-05-29 Richard Guenther <rguenther@suse.de>
3436 PR tree-optimization/53516
3437 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3439 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3441 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3443 Backport from mainline
3444 2012-05-28 Richard Guenther <rguenther@suse.de>
3446 PR tree-optimization/53438
3447 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3449 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3451 Backport from mainline
3452 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3454 PR rtl-optimization/52528
3455 * combine.c (can_combine_p): Add setting of subst_low_luid
3456 before call to expand_field_assignment().
3458 2012-05-26 Martin Jambor <mjambor@suse.cz>
3460 Backport from mainline
3461 2012-05-23 Martin Jambor <mjambor@suse.cz>
3463 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3465 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3468 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3469 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3471 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3474 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3475 (ix86_expand_vec_perm): Use int mode instead of float.
3477 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3480 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3481 gnu_ld variables to yes.
3482 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3483 (HAVE_GNU_AS): Likewise.
3484 * config.in: Regenerate.
3485 * configure: Likewise.
3487 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3489 Backport from mainline
3490 2012-03-12 Richard Guenther <rguenther@suse.de>
3491 * config/arm/arm.c (neon_dereference_pointer): Do not call
3492 covert during RTL expansion.
3494 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3496 Backport from mainline
3497 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3500 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3501 relied on signed overflow behavior.
3503 2012-05-24 Richard Guenther <rguenther@suse.de>
3506 * tree-profile.c (tree_profiling): Cleanup the CFG if
3507 execute_fixup_cfg requests it.
3509 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3511 PR tree-optimization/53465
3512 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3513 vr0 into *vr, then vrp_meet that.
3514 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3515 have any equivalences.
3516 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3519 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3521 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3523 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3524 (iterative_hash_gimple_type): Adjust comment.
3525 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3526 domain for an array type instead of the domain type itself.
3528 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3530 Backport from 2012-05-23 mainline r187803
3533 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3534 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3537 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3539 Backport from 2012-05-03 mainline r187075
3541 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3542 has_fma4 for AMD processors with both fma3 and fma4 support.
3544 2012-05-22 Richard Guenther <rguenther@suse.de>
3546 PR tree-optimization/53408
3547 * tree-vect-loop.c (vectorizable_induction): Properly check
3548 the restriction that we cannot handle induction results from
3549 the inner loop outside of the outer loop.
3551 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3553 PR tree-optimization/53436
3554 * omp-low.c (omp_build_component_ref): New function.
3555 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3557 PR tree-optimization/53366
3558 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3559 tests if complex_numbers == 2, but there are non-complex number loads
3562 PR tree-optimization/53409
3563 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3564 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3566 PR tree-optimization/53410
3567 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3568 instead of build_int_cst (type, 0) where vector types might be
3571 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3574 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3575 from folded operands before wrapping another around the
3576 conditional expression.
3578 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3579 Patrick Marlier <patrick.marlier@gmail.com>
3581 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3584 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3586 Backport from mainline
3587 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3590 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3591 (UNSPECV_RDRAND): This.
3592 (rdrand<mode>_1): Updated.
3594 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3596 Backport from mainline
3597 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3599 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3600 RDRND, F16C and FSGSBASE.
3602 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3604 Backport from mainline
3605 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3607 * tree-ssa-pre.c (can_value_number_call): Delete.
3608 (compute_avail): Skip all statements with side effects.
3609 <GIMPLE_CALL>: Skip calls to internal functions.
3611 2012-05-18 David S. Miller <davem@davemloft.net>
3613 Backport r185385 from mainline
3614 2012-03-14 Richard Guenther <rguenther@suse.de>
3617 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3618 element type instead of mode, use build_vector_type_for_mode
3619 instead of the langhook, build a vector of proper signedness.
3620 (expand_vector_operations_1): Adjust.
3622 2012-05-18 Olivier Hainque <hainque@adacore.com>
3624 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3625 $(libsubdir) as libexecsubdir.
3627 2012-05-16 Andrew Pinski <apinski@cavium.com>
3629 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3632 2012-05-16 David S. Miller <davem@davemloft.net>
3634 * jump.c (delete_related_insns): If we remove a CALL, make sure
3635 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3637 2012-05-16 Richard Henderson <rth@redhat.com>
3640 * combine-stack-adj.c (prev_active_insn_bb): New.
3641 (next_active_insn_bb): New.
3642 (force_move_args_size_note): New.
3643 (combine_stack_adjustments_for_block): Use it.
3645 2012-05-16 Olivier Hainque <hainque@adacore.com>
3647 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3648 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3649 Add comments and improve stamp preservation across the whole sequence.
3650 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3652 2012-05-16 Richard Guenther <rguenther@suse.de>
3654 PR tree-optimization/53364
3655 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3656 detect a view-conversion of the decl.
3658 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3661 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3662 that operands[2] is either immediate, or q_regs_operand.
3664 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3666 Backport r187139 from mainline.
3667 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3669 PR rtl-optimization/52804
3670 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3671 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3672 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3673 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3674 RELOAD_FOR_OUTADDR_ADDRESS.
3676 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3679 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3680 generate target register for "load" class builtins.
3683 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3686 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3687 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3688 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3689 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3690 (<sse>_movu<ssemodesuffix>): New expander.
3691 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3692 (avx_movdqu<avxmodesuffix>): New expander.
3693 (*sse2_movdqu): Rename from sse2_movdqu.
3694 (sse2_movdqu): New expander.
3696 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3698 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3699 lineno 1 the same as lineno 0 before first start file directive.
3700 (optimize_macinfo_range): Likewise.
3702 * dwarf2out.c (have_macinfo): Define.
3703 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3704 attribute, don't force empty compilation unit and don't emit any
3705 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3707 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3709 Backport from mainline
3710 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3712 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3713 ORDERED and UNORDERED conditions.
3715 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3717 * function.c (requires_stack_frame_p): If the function can throw
3718 non-call exceptions, return true if the insn can throw internally.
3720 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3722 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3723 DECL_ORIGINAL_TYPE if it is present.
3725 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3727 Backport from 2012-05-12 mainline r187342.
3730 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3731 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3732 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3733 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3734 (expand_prologue): Move initialization of cfun->machine->is_naked,
3735 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3736 (avr_set_current_function): ...this new static function.
3737 (TARGET_SET_CURRENT_FUNCTION): New define.
3738 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3739 checking attributes of current_function_decl.
3740 (avr_regs_to_save): Ditto.
3741 (signal_function_p): Rename to avr_signal_function_p.
3742 (interrupt_function_p): Rename to avr_interrupt_function_p.
3744 * doc/extend.texi (Function Attributes): Better explanation of
3745 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3748 2012-05-09 Matthias Klose <doko@ubuntu.com>
3750 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3752 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3755 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3756 when a constant source operand matches an "I" constraint, the "no
3757 CC0 change" applies to a register-destination only, not a
3758 strict_low_part-destination.
3760 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3762 Backport from mainline:
3763 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3765 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3767 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3769 PR tree-optimization/53239
3770 * tree-vrp.c (get_value_range): Set VR of
3771 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3774 2012-05-07 Richard Guenther <rguenther@suse.de>
3776 PR tree-optimization/53195
3777 * tree-inline.c (setup_one_parameter): Properly add referenced
3778 vars from the parameters new known value.
3780 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3782 Backport from mainline:
3783 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3786 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3789 2012-05-04 Ian Lance Taylor <iant@google.com>
3791 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3792 values from false to NULL.
3794 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3796 Backport from mainline
3797 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3800 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3801 (TARGET_CMOV): Rename from TARGET_CMOVE.
3802 (TARGET_CMOVE): New define.
3803 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3804 Do not set TARGET_CMOVE here.
3806 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3808 Backport from mainline:
3810 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3812 PR tree-optimization/52633
3813 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3814 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3815 (vect_recog_over_widening_pattern): Remove handling of code that was
3816 already detected as over-widening pattern. Remove special handling
3817 of "unsigned" cases. Instead, support general case of conversion
3818 of the shift result to another type.
3820 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3822 * tree-vect-patterns.c (vect_single_imm_use): New function.
3823 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3824 (vect_recog_over_widening_pattern): Likewise.
3825 (vect_recog_widen_shift_pattern): Likewise.
3827 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3829 PR tree-optimization/52870
3830 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3831 presumed pattern statement is within the same loop or basic block.
3833 2012-05-04 Richard Guenther <rguenther@suse.de>
3835 * common.opt (flto-report): Do not mark as Optimization.
3837 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3840 * recog.c (constrain_operands): If extra constraints are present, also
3841 accept pseudo-registers with equivalent memory locations during reload.
3843 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3845 Backport from the mainline
3846 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3849 * config/rs6000/rs6000.md (bswapdi splitters): If
3850 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3851 default) is used, generate an alternate sequence that does not
3852 depend on using indexed addressing.
3854 2012-05-03 David S. Miller <davem@davemloft.net>
3857 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3858 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3859 (sparc_emit_float_lib_cmp): Likewise.
3861 2012-05-04 Martin Jambor <mjambor@suse.cz>
3863 Backport from mainline
3864 2012-05-02 Martin Jambor <mjambor@suse.cz>
3867 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3868 of a variable when the contect is a function.
3870 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3873 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3874 append program name to it and pass that as first argument
3875 to make_relative_prefix. Always pass standard_libexec_prefix
3876 as last argument to make_relative_prefix. If
3877 make_relative_prefix returns NULL, fall back to
3878 standard_libexec_prefix.
3881 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3885 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3886 mode, return that mode.
3888 2012-05-03 Richard Guenther <rguenther@suse.de>
3890 PR tree-optimization/53144
3891 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3893 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3894 with SSA name values.
3895 (vn_reference_lookup_3): Adjust callers.
3897 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3899 PR tree-optimization/53163
3900 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3901 return value from compute_all_dependences.
3903 PR rtl-optimization/53160
3904 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3905 has been modified by ree pass already.
3907 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3909 Backport from mainline
3910 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3913 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3914 calls to cgraph_node_name in xstrdup.
3915 (ipa_make_edge_direct_to_target): Ditto.
3916 * tree-sra.c (convert_callers_for_node): Ditto.
3917 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3918 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3919 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3920 (cgraph_materialize_all_clones): Ditto.
3921 * ipa-inline.c (report_inline_failed_reason): Ditto.
3922 (want_early_inline_function_p): Ditto.
3923 (edge_badness): Ditto.
3924 (update_edge_key): Ditto.
3925 (flatten_function): Ditto.
3926 (ipa_inline): Ditto.
3927 (inline_always_inline_functions): Ditto.
3928 (early_inline_small_functions): Ditto.
3930 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3932 Backport from mainline
3933 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3935 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3936 Introduce emul_name to select the right linker emulation for
3937 powerpc64-*-freebsd*.
3938 * configure: Regenerate.
3939 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3940 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3941 * config/rs6000/freebsd64.h: New file.
3942 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3944 (rs6000_savres_strategy): Likewise.
3945 (rs6000_savres_routine_name): Likewise.
3946 (rs6000_elf_file_end): Likewise.
3947 * config/rs6000/t-freebsd64: New file.
3948 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3949 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3951 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3953 Backport from mainline
3954 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3957 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3959 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3961 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3962 predicate to discriminate types.
3964 2012-04-27 Richard Guenther <rguenther@suse.de>
3967 * convert.c (convert_to_integer): Avoid infinite recursion for
3968 target-defined built-in types.
3970 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3973 * config/cris/cris.md ("*andhi_lowpart_v32")
3974 ("*andqi_lowpart_v32"): Change first input-only operand from
3975 a (match_operand ...) to (match_dup 0). Drop alternatives with
3976 const_int-matching constraints for redundancy.
3977 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3978 three-operand alternative.
3980 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3982 Backport from mainline
3983 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3985 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3986 (*addsi_2_zext): Ditto.
3987 (*add<mode>_3): Ditto.
3988 (*addsi_3_zext): Ditto.
3989 (*add<mode>_5): Ditto.
3991 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3994 * c-typeck.c (set_nonincremental_init,
3995 set_nonincremental_init_from_string): Pass true instead of false
3996 as IMPLICIT to add_pending_init.
3998 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4000 Backport from 2012-04-24 mainline r186768.
4003 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4005 2012-04-24 Richard Guenther <rguenther@suse.de>
4007 PR tree-optimization/53085
4008 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4011 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4014 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4016 (output_addressed_constants): Likewise.
4019 * varasm.c (get_section): Don't ICE for section conflicts with
4020 built-in section kinds.
4022 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4024 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4026 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4028 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4030 2012-04-23 Richard Guenther <rguenther@suse.de>
4033 * c-typeck.c (build_binary_op): Fix typo.
4035 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4037 PR tree-optimizations/52891
4038 * tree-vect-patterns.c (adjust_bool_pattern): Use
4039 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4040 but with non-standard precision.
4042 2012-04-22 Ian Lance Taylor <iant@google.com>
4044 * godump.c (go_output_typedef): Dump size of structs.
4046 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4048 Backport from mainline:
4050 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4051 hints for 'A' operand types.
4053 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4055 Backport from 2012-04-19 mainline r186588.
4058 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4059 the case *(X+const).
4061 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4063 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4065 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4068 * config/i386/sync.md (atomic_<code><mode>): Rename to
4069 atomic_<logic><mode>.
4071 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4073 Backport from mainline
4074 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4077 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4078 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4079 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4080 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4081 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4082 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4083 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4084 gen_avx2_permvarv8sf.
4086 2012-04-16 Martin Jambor <mjambor@suse.cz>
4088 Backported from mainline
4090 2012-04-13 Martin Jambor <mjambor@suse.cz>
4093 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4094 fold_ctor_reference returns a zero constant.
4096 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4098 Backported from mainline
4099 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4101 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4102 and __ILP32__ for x32.
4104 2012-04-13 Tom de Vries <tom@codesourcery.com>
4106 Backport from mainline r186418.
4108 2012-04-13 Tom de Vries <tom@codesourcery.com>
4110 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4111 parameters vuse and vuse_escaped.
4112 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4113 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4116 2012-04-13 Richard Guenther <rguenther@suse.de>
4118 PR tree-optimization/52969
4119 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4120 the condition for the COND_EXPR and handle predicate negation
4121 by swapping the COND_EXPR arms.
4123 2012-04-13 Richard Guenther <rguenther@suse.de>
4126 * convert.c (convert_to_pointer): Remove special-casing of
4129 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4131 Backport from mainline
4132 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4135 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4136 the list of options to enable the FCFID instruction.
4137 (TARGET_EXTRA_BUILTINS): Adjust comment.
4139 2012-04-12 Richard Guenther <rguenther@suse.de>
4141 PR tree-optimization/52943
4142 * tree-chrec.h (chrec_is_positive): Remove.
4143 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4144 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4145 Return false for a constant zero instead of negative.
4146 (analyze_siv_subscript_cst_affine): Handle zero difference
4147 in the initial condition explicitely.
4149 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4152 * varasm.c (process_pending_assemble_externals): Set
4153 pending_assemble_externals_processed true.
4154 (assemble_external): Call assemble_external_real if the pending
4155 assemble externals have been processed.
4157 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4160 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4161 the DECL generated for the special GOT helper.
4163 2012-04-06 Walter Lee <walt@tilera.com>
4165 Backport from mainline
4166 2012-03-07 Walter Lee <walt@tilera.com>
4168 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4169 REG_CFA_* notes for the stack pointer.
4170 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4171 EH_RETURN_STACKADJ_RTX.
4172 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4173 generate REG_CFA_* notes for the stack pointer.
4174 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4175 by EH_RETURN_STACKADJ_RTX.
4177 2012-04-06 Matt Turner <mattst88@gmail.com>
4179 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4181 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4183 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4184 of the destination isn't also a FP_REGS register.
4186 2012-04-03 Richard Guenther <rguenther@suse.de>
4188 Backport from mainline
4189 2012-03-02 Richard Guenther <rguenther@suse.de>
4191 PR tree-optimization/52406
4192 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4193 (struct indices): Add unconstrained_base member.
4194 (struct dr_alias): Remove unused vops member.
4195 (DR_UNCONSTRAINED_BASE): New define.
4196 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4197 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4198 be an artificial access that covers the whole indexed object,
4199 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4200 plain decl base-objects to their MEM_REF variant.
4201 (dr_may_alias_p): When the base-object of either data reference
4202 has unknown size use only points-to information.
4203 (compute_affine_dependence): Make dumps easier to read and
4205 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4206 DR_REF when looking for packed references.
4207 (vect_supportable_dr_alignment): Likewise.
4209 2012-04-03 Richard Guenther <rguenther@suse.de>
4211 Backport from mainline
4212 2012-03-15 Richard Guenther <rguenther@suse.de>
4215 * tree-data-ref.c (subscript_dependence_tester_1): Check
4216 all dimensions for non-conflicting access functions.
4218 2012-04-03 Richard Guenther <rguenther@suse.de>
4220 Backport from mainline
4221 2012-03-06 Richard Guenther <rguenther@suse.de>
4224 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4226 2012-03-23 Richard Guenther <rguenther@suse.de>
4228 PR tree-optimization/52678
4229 * tree-vectorizer.h (struct _stmt_vec_info): Add
4230 loop_phi_evolution_part member.
4231 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4232 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4233 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4234 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4235 Use the cached evolution part and the PHI nodes value from
4236 the loop preheader edge instead of re-analyzing the evolution.
4238 2012-03-26 Richard Guenther <rguenther@suse.de>
4240 PR tree-optimization/52701
4241 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4242 compute and set the evolution part of PHI nodes.
4244 2012-03-30 Richard Guenther <rguenther@suse.de>
4246 PR tree-optimization/52754
4247 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4248 propagate arbitrary addresses into really plain dereferences.
4250 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4252 PR tree-optimization/52835
4253 * tree-data-ref.c (build_rdg): Return NULL if
4254 compute_data_dependences_for_loop failed.
4256 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4258 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4259 (stmt_can_make_abnormal_goto): Use it.
4260 (is_ctrl_altering_stmt): Likewise.
4262 2012-03-31 Martin Jambor <mjambor@suse.cz>
4264 Backported from mainline
4265 2012-03-30 Martin Jambor <mjambor@suse.cz>
4267 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4268 is a builtin_stack_save in a dominating BB.
4270 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4272 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4273 crossing 128bit lane boundary.
4275 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4277 Backported from mainline
4278 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4281 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4283 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4284 * config/i386/i386.c: Include reload.h.
4285 (ix86_legitimize_reload_address): New function.
4287 2012-03-28 Martin Jambor <mjambor@suse.cz>
4289 Backported from mainline
4290 2012-03-27 Martin Jambor <mjambor@suse.cz>
4293 * tree-sra.c (sra_modify_assign): Do not call
4294 load_assign_lhs_subreplacements when working with an unscalarizable
4297 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4300 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4301 __builtin_va_start to __builtin_next_arg if the latter is
4302 builtin_decl_explicit_p rather than when it is not.
4305 * tree-vect-generic.c (vector_element): Perform multiplication
4306 for pos in bitsizetype type instead of idx type.
4308 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4310 Backport from 2012-03-28 mainline r185910.
4313 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4314 (avr_builtin_decl): New static function.
4315 (struct avr_builtin_description, avr_bdesc): Move up.
4316 Add GTY marker. Add field fndecl. Remove redundant field id.
4317 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4318 (avr_expand_builtin): Code cleanup because .id is removed.
4320 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4323 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4326 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4328 Backport from 2012-03-28 mainline r185907.
4331 * config.gcc (tm_file): Remove avr/multilib.h.
4333 * doc/invoke.texi (AVR Options): Adjust
4334 documentation of -mtiny-stack.
4336 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4337 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4338 * config/avr/t-avr: Remove generation of multilib.h.
4339 * config/avr/t-multilib: Regenerate.
4340 * config/avr/multilib.h: Remove.
4341 * config/avr/avr.opt (-msp8): New option.
4342 (avr_sp8): New variable.
4343 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4344 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4345 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4346 (avr_device_to_sp8): New prototype.
4347 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4348 (DRIVER_SELF_SPECS): New define.
4349 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4350 __AVR_SP8__, __AVR_HAVE_SPH__.
4351 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4352 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4353 (avr_file_start): Ditto.
4355 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4358 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4359 instead of 8 in adjust_address.
4361 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4363 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4364 of a unit before computing the offset in units.
4366 2012-03-27 Richard Guenther <rguenther@suse.de>
4369 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4372 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4375 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4377 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4380 * varasm.c: Include pointer-set.h.
4381 (pending_assemble_externals_set): New pointer set.
4382 (process_pending_assemble_externals): Destroy the pointer set.
4383 (assemble_external): See if decl is in pending_assemble_externals_set,
4384 and add it to pending_assemble_externals if necessary.
4385 (init_varasm_once): Allocate pending_assemble_externals_set.
4387 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4389 Backported from mainline
4390 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4393 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4394 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4395 (vector_ltgt<mode>): Likewise.
4396 (vector_ordered<mode>): Likewise.
4397 (vector_unordered<mode>): Likewise.
4398 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4400 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4402 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4405 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4407 Backported from mainline
4408 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4412 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4413 GENERAL_REGS and FP_REGS for SImode.
4415 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4418 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4419 on any new_local_var_chain vars declared during recursing on
4420 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4422 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4424 Backport from 2012-03-22 mainline r185692.
4427 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4428 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4429 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4430 (delay_cycles_1, delay_cycles_2): Ditto.
4431 (delay_cycles_3, delay_cycles_4): Ditto.
4432 (nopv, *nopv): Ditto.
4433 (sleep, *sleep): Ditto.
4436 Backport from 2012-03-21 mainline r185605.
4438 PR rtl-optimization/52543
4440 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4441 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4442 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4443 (avr_load_libgcc_p): Restrict to __flash loads.
4444 (avr_out_lpm): Only handle 1-byte loads from __flash.
4445 (avr_load_lpm): New function.
4446 (avr_find_unused_d_reg): Remove.
4447 (avr_out_lpm_no_lpmx): Remove.
4448 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4449 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4450 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4451 (load_<mode>, load_<mode>_clobber): New insns.
4452 (mov<mode>): For multi-byte move from non-generic
4453 16-bit address spaces: Expand to load_<mode> resp.
4454 load_<mode>_clobber.
4455 (load<mode>_libgcc): Remove expander.
4456 (split-lpmx): Remove split.
4458 Backport from 2012-03-13 mainline r185329.
4461 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4462 offset (size) to a value the insns can deal with.
4463 (expand_epilogue): Ditto.
4465 Backport from 2012-03-12 mainline r185256.
4468 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4469 type from reg_class_t to enum reg_class.
4470 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4472 Backport from 2012-03-12 mainline r185253.
4475 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4476 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4477 r184615 from 2012-02-28.
4479 Backport from 2012-03-08 mainline r185105.
4481 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4482 for constants in [-63,63].
4484 Backport from 2012-03-08 mainline r185100.
4487 * config/avr/avr.c (avr_mem_clobber): New static function.
4488 (avr_expand_delay_cycles): Add memory clobber operand to
4489 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4490 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4491 (enable_interrupt, disable_interrupt): New expander.
4492 (nopv, sleep, wdr): New expanders.
4493 (delay_cycles_1): Add memory clobber.
4494 (delay_cycles_2): Add memory clobber.
4495 (delay_cycles_3): Add memory clobber.
4496 (delay_cycles_4): Add memory clobber.
4497 (cli_sei): New insn from former "enable_interrupt",
4498 "disable_interrupt" with memory clobber.
4499 (*wdt): New insn from former "wdt" with memory clobber.
4500 (*nopv): Similar, but for "nopv".
4501 (*sleep): Similar, but for "sleep".
4503 Backport from 2012-03-07 mainline r185043.
4506 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4508 Backport from 2012-03-07 mainline r185032.
4511 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4512 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4513 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4515 Backport from 2012-03-07 mainline r185031.
4518 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4520 * config/avr/avr.md (xload_8): Adjust insn length.
4522 Backport from 2012-03-07 mainline r185030.
4525 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4526 if RAMPZ affects reading from RAM.
4528 Backport from 2012-03-05 mainline r184919.
4530 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4532 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4534 Backport from mainline r185259.
4537 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4538 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4540 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4542 Backported from mainline
4543 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4546 * c-parser.c (c_parser_postfix_expression)
4547 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4549 * config/i386/smmintrin.h: Avoid /* within a comment.
4550 * config/i386/nmmintrin.h: Likewise.
4552 2012-03-22 Richard Guenther <rguenther@suse.de>
4554 * BASE-VER: Set to 4.7.1.
4555 * DEV-PHASE: Set to prerelease.
4557 2012-03-22 Release Manager
4559 * GCC 4.7.0 released.
4561 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4563 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4565 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4566 Andrew Pinski <apinski@cavium.com>
4569 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4570 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4571 calls instead of __builtin_ir{int,ound}*.
4573 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4576 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4579 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4581 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4582 Refer to GCC 4.7 version of c99status.html.
4584 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4586 Backport from mainline
4587 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4589 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4590 redefine to be NULL if the current bit-size is different from the
4591 configured bit-size.
4593 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4594 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4595 set the default tuning. Add asserts to make sure the cpu and tune
4596 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4597 test whether the index is set, instead of > 0.
4598 (rs6000_file_start): Do not reset the default cpu if the current
4599 bit-size is different from the configured bit-size.
4601 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4603 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4605 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4606 Update binutils references.
4607 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4608 Update binutils reference.
4609 Update Sun as/GNU ld caveat.
4610 Document binutils largefile requirement for LTO plugin.
4611 Remove reference to alternate libpthread.
4613 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4615 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4617 (Specific, mips-sgi-irix6): Likewise.
4619 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4621 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4622 * configure: Regenerate.
4624 2012-03-07 Richard Henderson <rth@redhat.com>
4626 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4627 * config/m68k/sync.md (atomic_test_and_set): Use it.
4628 (atomic_test_and_set_1): Likewise.
4630 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4633 * Makefile.in: Let install-gcc-ar depend on installdirs,
4634 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4635 Don't double canonicalize if cross-compiling.
4637 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4639 * trans-mem.c: New typedef for tm_region_p.
4640 Define vector types for tm_region_p.
4641 (tm_region_init): Replace region_worklist to a vector called
4644 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4647 * trans-mem.c (tm_region_init): Use last_basic_block.
4649 2012-03-05 Richard Henderson <rth@redhat.com>
4652 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4653 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4654 BIGGEST_ALIGNMENT is aligned.
4656 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4658 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4660 2012-03-05 Richard Henderson <rth@redhat.com>
4663 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4664 instead of calling negqi2 directly.
4666 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4668 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4669 (INTMAX_TYPE): Use it.
4670 (UINTMAX_TYPE): Likewise.
4671 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4672 (irix6_c_common_override_options): Declare.
4673 (C_COMMON_OVERRIDE_OPTIONS): Define.
4674 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4675 * config/mips/irix6-c.c: New file.
4676 * config/mips/t-irix6 (irix6-c.o): New target.
4677 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4680 2012-03-02 Richard Henderson <rth@redhat.com>
4682 * optabs.c (expand_atomic_test_and_set): Honor
4683 atomic_test_and_set_trueval even when atomic_test_and_set
4684 optab is not in use.
4686 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4688 Backport from mainline
4689 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4691 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4693 2012-03-02 Richard Guenther <rguenther@suse.de>
4695 * DEV-PHASE: Set to prerelease.
4697 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4699 * config.gcc (obsolete): Add all ARM targets using the FPA.
4700 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4701 * doc/install.texi: Avoid references to obsolete ARM ports.
4703 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4705 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4707 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4708 Joern Rennecke <joern.rennecke@embecosm.com>
4710 * doc/extend.texi: Expand and update information on interrupt
4711 attribute for Epiphany.
4713 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4715 * config/sh/sh-protos.h: Update copyright notice dates.
4716 * config/sh/sh.h: Likewise.
4717 * config/sh/sh.md: Likewise.
4718 * config/sh/constraints.md: Likewise.
4719 * config/sh/predicates.md: Likewise.
4721 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4723 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4724 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4726 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4728 * config/sh/constraints.md: Fix comment typo.
4730 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4733 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4734 unsigned HOST_WIDE_INT.
4735 (zvdep_imm64): Likewise.
4736 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4737 (vdepi_and): Likewise.
4738 Likewise for unamed 64-bit patterns.
4739 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4741 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4744 PR rtl-optimization/52417
4745 * cselib.c (cselib_any_perm_equivs): New variable.
4746 (cselib_reset_table): Check that it's not set when not
4747 preserving constants.
4748 (cselib_add_permanent_equiv): Set it.
4749 (cselib_have_permanent_equivalences): New.
4750 (cselib_init, cselib_finish): Reset it.
4751 * cselib.h (cselib_have_permanent_equivalences): Declare.
4752 * alias.c (get_addr): Restore earlier behavior when there
4753 aren't permanent equivalences.
4755 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4757 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4758 * config/v850/v850-modes.def: Fix copyright notice.
4760 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4762 * doc/extend.texi (AVR Built-in Functions): Document
4763 __builtin_avr_flash_segment.
4765 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4766 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4767 (*split.flash_segment): New insn-and-split.
4768 * config/avr/avr.c (avr_init_builtins): Add local variables:
4769 const_memx_void_node, const_memx_ptr_type_node,
4770 char_ftype_const_memx_ptr.
4772 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4774 PR tree-optimization/52445
4775 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4776 add ssa_name_ver, offset and size fields and change store field
4778 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4779 (add_or_mark_expr): Likewise. Only consider previous stores
4780 with the same size and offset.
4781 (nt_init_block): Only look at gimple_assign_single_p stmts,
4782 doesn't look at rhs2.
4784 2012-03-01 Richard Guenther <rguenther@suse.de>
4787 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4788 conversions from integral types to pointer types.
4790 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4792 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4793 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4794 unintentionally removed in r184616.
4796 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4798 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4801 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4802 Uros Bizjak <ubizjak@gmail.com>
4805 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4806 alternatives, add "e" constraint to the new last alternative
4807 and ! to last 3 alternatives.
4809 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4811 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4812 DW_AT_artificial attributes at the end of the processing.
4813 (gen_array_type_die): Likewise.
4814 (gen_enumeration_type_die): Likewise.
4815 (gen_struct_or_union_type_die): Likewise.
4816 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4819 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4822 * expr.c (expand_assignment): If doing misaligned store that doesn't
4823 cover all mode bits, perform a RMW cycle.
4825 PR tree-optimization/52429
4826 * tree-parloops.c (separate_decls_in_region_debug): Return early
4827 if var is LABEL_DECL.
4829 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4831 PR tree-optimization/52424
4832 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4833 calling dom_thread_across_edge.
4835 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4837 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4839 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4841 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4842 * config/avr/avr.c (avr_output_bld): Remove unused function.
4843 (avr_out_sbxx_branch): Use "%T" to print bit position.
4845 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4847 * config/avr/avr.md: Untabify.
4849 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4851 * config/avr/avr.md (eqne): New code iterator.
4852 (*dec-and-branchsi): Use it in text peephole's condition.
4853 (*dec-and-branchhi): Ditto.
4854 (*dec-and-branchqi): Ditto.
4856 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4859 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4860 the device does not have the skip-bug.
4862 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4864 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4865 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4866 -mpretend-cmove): New.
4868 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4871 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4872 doesn't count DEBUG_INSN refs.
4873 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4874 for DEBUG_INSN refs.
4876 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4880 2012-02-20 Richard Guenther <rguenther@suse.de>
4881 PR tree-optimization/52298
4882 * tree-vect-stmts.c (vectorizable_load): Properly use
4883 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4886 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4889 * gimple.h (gimple_in_transaction): New.
4890 (gimple_set_in_transaction): New.
4891 (struct gimple_statement_base): Add in_transaction field.
4892 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4894 (tree_ssa_lim_initialize): Compute transaction bits.
4895 * tree.h (compute_transaction_bits): Protoize.
4896 * trans-mem.c (tm_region_init): Use the heap to store BB
4898 (compute_transaction_bits): New.
4900 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4902 * gcc.c (display_help): Document --help=common and sort entries
4905 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4907 * doc/install.texi: Document check-$LANG specific shortcuts
4909 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4912 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4914 * config/arm/arm_neon.h: Regenerate.
4915 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4916 (neon_vcgeu): New insn.
4917 (neon_vcgtu): Likewise.
4918 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4919 (ops): Unsigned comparison intrinsics call a different
4922 2012-02-28 Richard Guenther <rguenther@suse.de>
4925 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4926 ordering for the VEC_CONCAT for two element vectors for
4927 V2SFmode, V2SImode and V2DImode.
4929 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4932 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4933 detecting big-endian triplets.
4935 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4937 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4938 mode if there is no type information available.
4940 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4942 PR tree-optimization/53207
4943 * doc/invoke.texi: Document as experimental and relying on graphite.
4945 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4947 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4948 of initializer to changes from r184614.
4950 2012-02-28 Richard Guenther <rguenther@suse.de>
4952 PR tree-optimization/52395
4953 * tree-sra.c (build_ref_for_offset): Also look at the base
4954 TYPE_ALIGN when figuring out the alignment of the replacement.
4956 2012-02-28 Richard Guenther <rguenther@suse.de>
4958 PR tree-optimization/52402
4959 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4960 mis-aligned types when creating the accesses at the call site.
4962 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4964 * config/avr/builtins.def: New file.
4965 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4966 * config/avr/avr.c (enum avr_builtin_id): Use it.
4967 (avr_init_builtins): Use it. And use avr_bdesc.
4968 (bdesc_1arg): Remove.
4969 (bdesc_2arg): Remove.
4970 (bdesc_3arg): Remove.
4971 (struct avr_builtin_description): Add field n_args.
4972 (avr_bdesc): New static variable using builtins.def.
4973 (avr_expand_builtin): Use it.
4974 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4975 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4976 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4978 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4981 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4982 match only one single hard register with respective hard reg rtx.
4983 (movmemx_<mode>): Ditto.
4984 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4985 insn anatomy of movmem[x]_<mode>.
4986 (avr_out_movmem): Same for printing assembler and operand usage.
4988 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4992 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4993 address spaces located outside of device flash.
4995 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4996 (mcu_type_s): Add field n_flash.
4997 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4998 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4999 (AVR_MCU): Add N_FLASH argument.
5000 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5001 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5002 macro __FLASH<n> if that address space makes sense for the device.
5003 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5004 outside of target flash.
5005 (avr_asm_named_section): Ditto.
5006 (avr_asm_select_section): Ditto.
5007 (avr_addr_space_convert): Ditto.
5008 (avr_emit_movmemhi): Ditto.
5009 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5010 address space is outside of device flash.
5011 (avr_insert_attributes): Ditto.
5012 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5013 avr_current_arch->n_segments.
5015 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5018 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5020 (*movabs<mode>_2): Likewise.
5022 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5025 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5026 s_register_operand in the test instead of REG_P. Don't call
5027 gen_reg_rtx if it won't be used.
5029 PR tree-optimization/52376
5030 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5032 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5034 * ifcvt.c (noce_get_condition): Check condition variable is not
5035 small_register_classes_for_mode_p before accepting.
5037 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5039 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5041 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5044 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5045 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5047 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5049 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5051 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5053 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5055 * config/sh/predicates.md: Remove blank lines.
5056 * config/sh/sh.c: Fix typos in comments.
5057 * config/sh/constraints.md: Likewise.
5058 * config/sh/sh.md: Remove blank lines.
5059 Fix typos in comments. Use ;; as comment characters.
5061 2012-02-26 Walter Lee <walt@tilera.com>
5063 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5064 (replace_mov_pcrel_step2): Ditto.
5066 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5069 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5070 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5071 and locs that reference values newer than the non-canonical value
5072 at hand. Return the canonical value as a worst case.
5073 (memrefs_conflict_p): Walk canonical value's locs.
5076 * cselib.c (preserve_only_constants): Rename to...
5077 (preserve_constants_and_equivs): ... this. Split out...
5078 (invariant_or_equiv_p): ... this. Preserve plus expressions
5079 of other preserved expressions too.
5080 (cselib_reset_table): Adjust.
5081 * var-tracking.c (reverse_op): Use canonical value to build
5084 2012-02-23 Kai Tietz <ktietz@redhat.com>
5086 * config/i386/i386.c (ix86_delegitimize_address): Handle
5087 UNSPEC_PCREL plus displacement.
5089 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5092 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5093 to test for unusedness in st X addressing.
5095 2012-02-24 Richard Guenther <rguenther@suse.de>
5098 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5099 (is_gimple_reg_type): Move inline ...
5100 * gimple.h (is_gimple_reg_type): ... here.
5102 2012-02-24 Richard Guenther <rguenther@suse.de>
5105 * passes.c (execute_function_todo): When verifying SSA form
5106 verify gimple form first.
5107 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5109 2012-02-24 Richard Guenther <rguenther@suse.de>
5112 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5113 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5115 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5117 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5119 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5121 * tree-phinodes.c (make_phi_node): Mark static.
5122 * tree-flow.h (make_phi_node): Remove extern decl.
5123 * doc/gimple.texi (make_phi_node): Remove documentation.
5125 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5127 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5128 * tree-ssa-sccvn.c (print_scc): Ditto.
5130 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5132 * doc/passes.texi (Full redundancy elimination): Fix typo.
5134 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5136 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5138 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5141 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5143 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5146 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5148 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5150 * config/avr/avr.md (code_stdname): Add ior, xor.
5151 (xior): New code iterator.
5152 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5153 (*<code_stdname><mode>qi.byte1-3): Ditto.
5155 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5157 PR tree-optimization/52019
5158 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5161 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5163 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5164 HAVE_INITFINI_ARRAY to work around namespace pollution in
5165 certain versions of newlib system headers.
5166 * config.in: Regenerate.
5167 * configure: Regenerate.
5168 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5169 instead of HAVE_INITFINI_ARRAY.
5171 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5174 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5175 is not offsettable memory reference.
5177 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5180 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5181 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5183 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5185 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5186 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5188 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5190 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5191 library on Solaris 8 even without TLS support.
5192 * configure: Regenerate.
5194 2012-02-22 Richard Guenther <rguenther@suse.de>
5197 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5198 for GIMPLE_DEBUG stmts.
5200 2012-02-22 Martin Jambor <mjambor@suse.cz>
5203 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5204 according to the base object.
5206 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5208 PR rtl-optimization/50063
5209 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5210 and 2 (8-bit SP) in operand 2.
5211 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5212 setup to use movhi_sp_r instead of vanilla move to write SP.
5213 Adjust REG_CFA notes to superseed unspec.
5214 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5216 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5217 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5218 irq_state 1 (IRQ known to be on) here.
5220 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5222 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5224 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5225 assign_hard_reg): Likewise.
5227 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5229 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5231 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5234 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5235 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5237 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5239 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5240 prototype from here to...
5241 * config/avr/avr.h: ...here.
5243 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5246 * thumb2.md (thumb2_shiftsi3_short): Split register and
5247 immediate shifts. For register shifts tie operands 0 and 1.
5248 (peephole2 for above): Check that register-controlled shifts
5249 have suitably tied operands.
5251 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5254 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5255 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5256 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5257 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5258 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5259 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5260 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5261 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5262 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5263 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5264 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5265 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5266 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5267 bdver1_ssevector_avx256_unaligned_load,
5268 bdver1_ssevector_sse128_unaligned_load,
5269 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5270 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5271 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5272 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5273 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5274 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5275 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5276 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5277 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5278 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5279 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5280 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5281 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5282 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5283 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5284 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5285 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5286 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5287 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5288 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5289 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5290 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5291 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5292 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5293 bdver1_ssediv_double_load, bdver1_ssediv_double,
5294 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5295 Add "bdver2" attribute.
5297 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5299 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5300 default if possible and not specified otherwise.
5302 2012-02-21 Richard Guenther <rguenther@suse.de>
5305 * gimplify.c (create_tmp_from_val): Use the main variant type
5306 for the type of the temporary we create.
5308 2012-02-21 Richard Guenther <rguenther@suse.de>
5310 PR tree-optimization/52324
5311 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5312 do not gimplify a MEM_REF address operand if it is already
5315 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5317 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5318 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5320 2012-02-21 Richard Guenther <rguenther@suse.de>
5322 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5323 nested_in_vect_loop.
5325 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5327 PR tree-optimization/52318
5328 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5329 vdef also to non-pure/const call stmts in the sequence.
5331 2012-02-20 David S. Miller <davem@davemloft.net>
5333 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5334 don't use the "rd %pc" instruction on v9 for PIC register loads.
5336 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5339 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5340 in a transaction safe function.
5342 2012-02-20 Kai Tietz <ktietz@redhat.com>
5345 * stor-layout.c (place_field): Handle desired_align for
5348 2012-02-20 Richard Guenther <rguenther@suse.de>
5350 PR tree-optimization/52298
5351 * tree-vect-stmts.c (vectorizable_store): Properly use
5352 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5354 (vectorizable_load): Likewise.
5355 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5356 Access DR_STEP after ensuring it is not NULL.
5358 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5360 PR tree-optimization/52286
5361 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5362 optimization use double_int_to_tree instead of build_int_cst_wide,
5363 rewrite to use double_int vars.
5365 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5368 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5370 Remove -e 0 from $gcc_cv_ld invocation.
5371 Only use __GLIBC_PREREQ if defined.
5372 Enable on Solaris since Solaris 8 patch.
5373 (gcc_SUN_LD_VERSION): New macro.
5374 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5375 gcc_SUN_LD_VERSION for version number format.
5376 * configure: Regenerate.
5377 * varasm.c (get_elf_initfini_array_priority_section): Set
5378 SECTION_NOTYPE for non-default priority.
5379 Use get_section instead of get_unnamed_section to emit
5380 .init_array/.fini_array with default priority.
5382 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5384 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5385 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5386 (mips_start_unique_function, mips_output_mips16_rdhwr)
5387 (mips_code_end): New functions.
5388 (TARGET_ASM_CODE_END): Define.
5390 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5392 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5393 to stubs with non-sibling calls.
5395 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5397 * doc/invoke.texi (-fira-* options): Copy-edit.
5398 (ira-* parameters): Copy-edit.
5400 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5402 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5403 GCC coding conventions.
5405 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5407 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5408 when used as adjectives.
5410 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5412 * doc/invoke.texi: Clean up "that"/"which" confusion.
5414 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5416 * system.h: Poison SMALL_REGISTER_CLASSES
5417 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5418 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5420 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5422 PR tree-optimization/52285
5423 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5424 when deciding if a call is a tail call or tail recursion.
5426 2012-02-16 Kai Tietz <ktietz@redhat.com>
5428 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5429 interger-constant displacement for UNSPEC_PCREL.
5431 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5433 PR rtl-optimization/52208
5434 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5435 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5437 PR tree-optimization/52255
5438 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5439 loop->header has virtual PHI, but exit_e->dest doesn't, add
5440 virtual PHI to exit_e->dest and adjust all uses after the loop.
5443 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5444 children with clone_tree_hash, not after it.
5446 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5448 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5449 extended identifiers.
5451 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5454 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5455 a same_body_alias, also test whether e->callee isn't a former
5456 or current clone of the decl this is a same body alias of.
5458 PR translation/52264
5459 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5461 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5463 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5465 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5468 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5469 force_reg instead of copy_to_reg for better optimization. Force
5470 non-register or memory operands into a register.
5472 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5474 * extend.texi: Reserve upper bits of memory model for future use.
5476 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5477 Anatoly Sokolov <aesok@post.ru>
5478 Eric Weddington <eric.weddington@atmel.com>
5481 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5482 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5483 Rewrite initializers for .macro.
5484 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5485 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5486 atxmega32d4, atxmega32x1.
5487 avrxmega4: atxmega64a3, atxmega64d3.
5488 avrxmega5: atxmega64a1, atxmega64a1u.
5489 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5490 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5491 avrxmega7: atxmega128a1, atxmega128a1u.
5492 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5493 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5494 (struct base_arch_s): Rename reserved to xmega_p.
5495 Rename reserved2 to have_rampd.
5496 (AVR_XMEGA): New define.
5497 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5498 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5499 * config/avr/predicates.md (io_address_operand): Take into
5501 (low_io_address_operand): Ditto.
5502 (high_io_address_operand): Ditto.
5503 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5504 (enabled, movhi_sp_r): Use them.
5505 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5506 cpp_define_formatted to built-in define __AVR_ARCH__.
5507 (__AVR_XMEGA__): New built-in define.
5508 (__AVR_HAVE_RAMPD__): New built-in define.
5509 (__AVR_HAVE_RAMPX__): New built-in define.
5510 (__AVR_HAVE_RAMPY__): New built-in define.
5511 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5513 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5514 (avr_option_override): Initialize them.
5515 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5516 (avr_init_expanders): Initialize them. No more block several calls.
5517 (emit_push_sfr): New static function.
5518 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5520 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5521 (avr_print_operand): Print addreeses as symbols for
5522 RAMPX, RAMPY, RAMPD, CCP.
5523 (output_movhi): Handle AVR_XMEGA when writing to SP.
5524 (avr_out_movhi_mr_r_xmega): New static function.
5525 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5526 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5527 __RAMPD__, __CCP__ as needed.
5529 * config/avr/multilib.h: Regenerate.
5530 * config/avr/t-multilib: Regenerate.
5531 * config/avr/avr-tables.opt: Regenerate.
5533 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5535 PR tree-optimization/50561
5536 * graphite-flattening.c (lst_project_loop): Do not
5537 remove old scattering dimensions after flattening.
5538 (lst_do_flatten): Likewise.
5540 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5542 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5543 __builtin_avr_map8, __builtin_avr_map16.
5544 Document __builtin_avr_insert_bits.
5546 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5547 (insert_bits): New insn.
5548 (adjust_len.map_bits): Rename to insert_bits.
5549 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5550 * avr-protos.h (avr_out_map_bits): Remove.
5551 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5552 * config/avr/constraints.md (Cxf,C0f): New.
5553 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5554 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5555 New built-in define __BUILTIN_AVR_INSERT_BITS.
5556 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5557 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5558 (avr_move_bits): Rewrite.
5559 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5561 (avr_map_op_t): New typedef.
5562 (avr_map_op): New static variable.
5563 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5564 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5565 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5566 (bdesc_3arg, avr_expand_triop_builtin): New.
5567 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5568 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5569 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5570 (avr_map_equal_p, avr_map_sig_p): Remove.
5571 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5572 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5573 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5574 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5575 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5576 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5578 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5580 * config/c6x/c6x.md (reserve_cycles): New attribute.
5581 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5582 don't reserve functional units after the branch occurs.
5584 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5587 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5588 functions into non-tm_pure functions.
5590 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5593 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5594 (iterative_hash_canonical_type): Likewise.
5595 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5598 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5600 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5601 sched-group insn, it either remains alone or the entire list is pruned.
5603 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5605 * doc/install.texi (Prerequisites): Fix grammar.
5606 (Configuration): Likewise.
5608 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5610 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5611 MPC as part of GCC before describing configuring with --with-gmp etc.
5612 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5613 sources are present.
5615 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5618 * dwarf2out.c (clone_tree_hash): New function.
5619 (copy_decls_walk): Use it instead of clone_tree.
5621 2012-02-14 Richard Guenther <rguenther@suse.de>
5623 PR tree-optimization/52244
5624 PR tree-optimization/51528
5625 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5626 replacements for integral types.
5628 2012-02-14 Walter Lee <walt@tilera.com>
5630 * config.gcc: Handle tilegx and tilepro.
5631 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5633 Add HAVE_AS_TLS check for tilegx and tilepro.
5634 * configure: Regenerate.
5635 * doc/contrib.texi: Add Mat Hostetter and self.
5636 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5637 Document instruction intrinsics and network accessing intrinsics.
5638 (TILEPro Built-in Functions): New node. Document instruction
5639 intrinsics and network accessing intrinsics.
5640 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5641 (Specific, tilepro-*-linux*): Likewise.
5642 * doc/invoke.texi (TILE-Gx Options): New section.
5643 (TILEPro Options): New section.
5644 * doc/md.texi (TILE-Gx): New section.
5645 (TILEPro): New section.
5646 * common/config/tilegx/tilegx-common.c: New file.
5647 * common/config/tilepro/tilepro-common.c: New file.
5648 * config/tilegx/constraints.md: New file.
5649 * config/tilegx/linux.h: New file.
5650 * config/tilegx/mul-tables.c: New file.
5651 * config/tilegx/predicates.md: New file.
5652 * config/tilegx/sync.md: New file.
5653 * config/tilegx/t-tilegx: New file.
5654 * config/tilegx/tilegx-builtins.h: New file.
5655 * config/tilegx/tilegx-c.c: New file.
5656 * config/tilegx/tilegx-generic.md: New file.
5657 * config/tilegx/tilegx-modes.def: New file.
5658 * config/tilegx/tilegx-multiply.h: New file.
5659 * config/tilegx/tilegx-protos.h: New file.
5660 * config/tilegx/tilegx.c: New file.
5661 * config/tilegx/tilegx.h: New file.
5662 * config/tilegx/tilegx.md: New file.
5663 * config/tilegx/tilegx.opt: New file.
5664 * config/tilepro/constraints.md: New file.
5665 * config/tilepro/gen-mul-tables.cc: New file.
5666 * config/tilepro/linux.h: New file.
5667 * config/tilepro/mul-tables.c: New file.
5668 * config/tilepro/predicates.md: New file.
5669 * config/tilepro/t-tilepro: New file.
5670 * config/tilepro/tilepro-builtins.h: New file.
5671 * config/tilepro/tilepro-c.c: New file.
5672 * config/tilepro/tilepro-generic.md: New file.
5673 * config/tilepro/tilepro-modes.def: New file.
5674 * config/tilepro/tilepro-multiply.h: New file.
5675 * config/tilepro/tilepro-protos.h: New file.
5676 * config/tilepro/tilepro.c: New file.
5677 * config/tilepro/tilepro.h: New file.
5678 * config/tilepro/tilepro.md: New file.
5679 * config/tilepro/tilepro.opt: New file.
5681 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5683 PR tree-optimization/52210
5684 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5685 vect_model_simple_cost with two entry vect_def_type array instead
5686 of an address of dt.
5688 2012-02-14 Richard Guenther <rguenther@suse.de>
5691 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5692 Do not stream DECL_QUALIFIER.
5693 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5694 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5695 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5697 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5700 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5703 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5706 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5707 * cselib.c (cselib_subst_to_values_from_insn): New function.
5708 * sched-deps.c (add_insn_mem_dependence,
5709 sched_analyze_1, sched_analyze_2): Use it.
5711 2012-02-13 Jan Hubicka <jh@suse.cz>
5714 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5716 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5718 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5719 (GTM_SELF_SPECS): Define if not already defined.
5720 (driver_self_specs): Add GTM_SELF_SPECS.
5721 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5722 (GTM_SELF_SPECS): Define.
5723 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5724 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5726 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5728 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5731 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5734 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5735 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5737 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5740 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5742 2012-02-13 Richard Guenther <rguenther@suse.de>
5744 PR translation/52211
5745 * passes.c (enable_disable_pass): Fix typo.
5747 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5750 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5751 XOR for reduce_bit_field if type is unsigned.
5753 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5755 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5756 disallow changes from SFmode to mode with different size in FP regs.
5758 2012-02-12 Robert Millan <rmh@gnu.org>
5759 Gerald Pfeifer <gerald@pfeifer.com>
5761 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5764 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5766 PR rtl-optimization/52175
5767 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5768 to frame-related instructions.
5770 2012-02-10 Jason Merrill <jason@redhat.com>
5773 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5774 (demangle_new_symbols): Fill it.
5775 (scan_linker_output): Walk it.
5776 (start_tweaking): Split out from scan_linker_output.
5777 (maybe_tweak): Update sym->chosen.
5778 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5780 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5783 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5785 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5787 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5788 having the same mode as previous compare.
5790 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5792 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5793 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5794 (nonlocal_goto_internal): Likewise.
5795 (nonlocal_goto): Emit a use and an indirect jump directly.
5797 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5800 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5801 __atomic_{is,always}_lock_free.
5803 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5806 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5807 negative constant address for x32.
5809 2012-02-10 Richard Henderson <rth@redhat.com>
5811 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5812 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5813 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5815 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5816 Ira Rosen <irar@il.ibm.com>
5818 PR tree-optimization/50031
5819 * targhooks.c (default_builtin_vectorization_cost): Handle
5821 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5822 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5823 all types of reduction and pattern statements.
5824 (vect_estimate_min_profitable_iters): Likewise.
5825 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5826 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5827 for explicit realigns.
5828 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5829 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5831 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5832 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5833 vec_perm for VSX and handle vec_promote_demote.
5835 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5838 * builtins.c (fold_builtin_atomic_always_lock_free,
5839 expand_builtin_atomic_always_lock_free,
5840 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5841 Return and/or test boolean_true_node/boolean_false_node instead of
5842 integer_one_node/integer_zero_node.
5844 2012-02-10 Jan Hubicka <jh@suse.cz>
5847 * predict.c (predict_paths_for_bb): Prevent looping.
5848 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5850 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5852 * config/arm/arm.c (output_move_double): In one case properly
5853 count number of instructions that will be emitted.
5855 2012-02-10 Richard Guenther <rguenther@suse.de>
5857 PR translation/52193
5858 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5860 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5863 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5865 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5868 * var-tracking.c (emit_note_insn_var_location): If
5869 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5870 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5871 non-NOTE_DURING_CALL_P insn.
5873 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5876 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5878 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5881 * gcc.c (switch_matches) Support switches with separated form,
5884 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5886 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5888 (RAMPZ_ADDR): Ditto.
5889 * config/avr/avr.c (avr_addr_t): New typedef.
5890 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5891 (avr_init_expanders): Initialize it.
5892 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5894 (expand_epilogue): Ditto.
5895 (avr_print_operand): Ditto.
5896 (avr_file_start): Ditto.
5897 (avr_emit_movmemhi): Ditto.
5899 2012-02-08 Richard Guenther <rguenther@suse.de>
5901 PR tree-optimization/46886
5902 * tree-flow.h (do_while_loop_p): Declare.
5903 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5904 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5906 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5908 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5909 always succeed for integers larger than a native word.
5911 2012-02-08 Richard Guenther <rguenther@suse.de>
5913 PR rtl-optimization/52170
5914 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5915 properly handle integer vector modes.
5917 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5919 PR gcov-profile/52150
5920 * coverage.c: Include target.h.
5921 (build_var): Call targetm.strip_name_encoding on the assembler name.
5922 Change one _ into . or $ if the target allows it.
5923 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5925 PR rtl-optimization/52139
5926 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5927 is a BARRIER after emit_insn_after_noloc, move BB_END
5928 to the last non-BARRIER insn before it.
5930 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5933 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5934 (mips_gimplify_va_arg_expr): Call it instead of
5935 std_gimplify_va_arg_expr.
5937 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5939 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5940 message for -mno-pointers-to-nested-function.
5942 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5945 * expr.c (get_inner_reference): If there is an offset, add a negative
5946 bit position to it (if any).
5948 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5950 PR rtl-optimization/52060
5951 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5952 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5953 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5954 and/or i0src_copy2 when needed.
5956 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5958 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5959 or LTOPLUGINSONAME if have_c.
5961 * config/freebsd-spec.h: Add comment about what macros can be defined
5963 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5964 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5967 2012-02-07 Richard Guenther <rguenther@suse.de>
5969 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5970 newline in -alias dumps.
5972 2012-02-07 Kai Tietz <ktietz@redhat.com>
5973 Dave Korn <dave.korn.cygwin@gmail.com>
5976 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5977 Take care that typinfo gets dllexport-attribute.
5979 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5982 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5983 if modifier < EXPAND_SUM call force_operand on the result.
5985 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5987 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5988 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5990 (epiphany_function_type): Replace types for specific interrupts with
5991 EPIPHANY_FUNCTION_INTERRUPT.
5992 (EPIPHANY_INTERRUPT_P): Update.
5993 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5994 New static function.
5995 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5996 <disinterrupt>: Affects type identity.
5997 (epiphany_handle_interrupt_attribute): Handle variable number of
5999 (epiphany_compute_function_type): Update for new
6000 epiphany_function_type definition.
6001 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6002 handlers with a longcall forwarder.
6003 (epiphany_start_function): Handle multiple interrupt arguments and/or
6004 forwarder_section attribute.
6006 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6009 2012-02-07 Alan Modra <amodra@gmail.com>
6012 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6015 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6017 PR tree-optimization/50969
6018 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6019 use vec_perm rather than vector_stmt.
6020 (vect_model_load_cost): Likewise.
6021 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6022 vec_perm to be the same as other vector statements.
6023 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6024 cost of vec_perm for TARGET_VSX.
6026 2012-02-06 Richard Guenther <rguenther@suse.de>
6028 PR tree-optimization/52115
6029 * tree-sra.c (access_has_replacements_p): New function.
6030 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6032 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6035 * trans-mem.c (expand_call_tm): Add an assertion.
6036 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6039 2012-02-06 Richard Guenther <rguenther@suse.de>
6041 PR tree-optimization/50955
6042 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6043 raise cost of expressions that replace an address with an
6044 expression based on a different pointer.
6046 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6049 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6050 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6052 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6055 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6056 -Weffc++ and specify guidelines come from second edition.
6058 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6060 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6061 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6062 (call_direct_split, call_value_split, call_value_internal_direct)
6063 (call_value_direct_split, call_value_multiple_split): Use jal and
6064 jal_macro attributes.
6066 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6068 * reload1.c (reload_regs_reach_end_p): Replace with...
6069 (reload_reg_rtx_reaches_end_p): ...this function.
6070 (new_spill_reg_store): Update commentary.
6071 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6072 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6073 before setting new_spill_reg_store.
6074 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6075 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6076 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6077 for non-spill reload registers.
6079 2012-02-05 Ira Rosen <irar@il.ibm.com>
6081 PR tree-optimization/52091
6082 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6083 (vect_is_simple_use_1): Likewise.
6084 * tree-vect-loop.c (vectorizable_reduction): Update calls
6085 to vect_is_simple_use_1 and vect_is_simple_use.
6086 (vectorizable_live_operation): Likewise.
6087 * tree-vect-patterns.c (widened_name_p,
6088 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6089 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6090 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6091 vectorizable_shift,vectorizable_operation, vectorizable_store,
6092 vectorizable_load): Likewise.
6093 (vect_is_simple_cond): Add an argument, pass it to
6094 vect_is_simple_use_1.
6095 (vectorizable_condition): Update calls to vect_is_simple_cond,
6097 (vect_is_simple_use): Add an argument, the statement in which
6098 OPERAND is used. Check that if OPERAND's def stmt is a double
6099 reduction phi node, the use is a phi node too.
6100 (vect_is_simple_use_1): Add an argument, pass it to
6102 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6103 to vect_is_simple_use.
6105 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6107 PR rtl-optimization/52095
6108 * modulo-sched.c (dump_insn_locator): New function.
6109 (loop_canon_p, sms_schedule): Use it.
6111 PR rtl-optimization/52113
6112 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6113 even for decomposable shift/zext insns.
6115 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6116 Zdenek Dvorak <ook@ucw.cz>
6118 PR rtl-optimization/52092
6119 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6120 on get_iv_value result.
6122 2012-02-02 Andrew Pinski <apinski@cavium.com>
6126 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6128 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6131 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6133 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6135 PR rtl-optimization/49800
6136 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6137 (sched_finish): Call regstat_free_n_sets_and_refs.
6139 2012-02-02 Jia Liu <proljc@gmail.com>
6141 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6144 2012-02-02 Jan Hubicka <jh@suse.cz>
6145 Tom de Vries <tom@codesourcery.com>
6148 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6149 * varpool.c (varpool_analyze_pending_decls): Likewise.
6151 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6152 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6154 * config.gcc: Add cr16-* support.
6156 * doc/extend.texi: Document cr16 extensions.
6157 * doc/install.texi: Document cr16 install.
6158 * doc/invoke.texi: Document cr16 options.
6159 * doc/md.texi: Document cr16 constraints.
6161 * common/config/cr16/cr16-common.c: New file.
6162 * config/cr16/cr16.c: New file.
6163 * config/cr16/cr16.h: New file.
6164 * config/cr16/cr16.md: New file.
6165 * config/cr16/cr16.opt: New file.
6166 * config/cr16/cr16-protos.h: New file.
6167 * config/cr16/predicates.md: New file.
6168 * config/cr16/constraints.md: New file.
6169 * config/cr16/t-cr16: New file.
6171 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6174 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6175 that operands[2] is either immediate, or q_regs_operand.
6177 PR tree-optimization/52073
6178 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6179 a pattern stmt for pattern uses, ignore uses outside of the loop.
6181 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6183 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6184 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6185 (OUT_AS1, OUT_AS2): Remove.
6187 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6189 PR rtl-optimization/51374
6190 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6191 to cross other volatile_refs_p insns.
6193 2012-02-01 Richard Guenther <rguenther@suse.de>
6195 * doc/invoke.texi (fno-inline): Clarify documentation.
6196 (finline-small-functions): Likewise.
6197 (finline-functions): Likewise.
6198 * common.opt (finline): Adjust comment and documentation.
6199 (finline-small-functions): Clarify documentation.
6200 (finline-functions): Likewise.
6201 (finline-functions-called-once): Likewise.
6203 2012-02-01 Tristan Gingold <gingold@adacore.com>
6205 * c-typeck.c (composite_type): Keep mode for pointers.
6207 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6209 * function.h (regno_reg_rtx): Adjust comment.
6210 * reginfo.c (init_reg_modes_target): Only use the previous mode
6211 if it fits within one register. Remove MIPS comment.
6213 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6216 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6218 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6220 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6221 to srak instruction.
6223 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6225 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6227 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6232 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6234 2012-01-31 Richard Guenther <rguenther@suse.de>
6236 PR tree-optimization/51528
6237 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6240 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6245 * ree.c (add_removable_extension): Change def_map argument
6246 to unsigned *, store in def_map 1 + offset into *insn_list vector
6247 instead of pointers into the vector.
6248 (find_removable_extensions): Adjust caller.
6250 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6252 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6253 Transform all "* quoted-c-code" to { c-code }.
6254 Remove redundant test for "optimize" in combine patterns.
6255 Move (include "avr-dimode.md") to end of file.
6257 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6260 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6261 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6263 2012-01-30 Richard Guenther <rguenther@suse.de>
6265 PR tree-optimization/52028
6266 * tree-loop-distribution.c (ldist_gen): Properly update
6269 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6272 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6273 set_cur_line_info_table if not emitting debug info.
6275 PR tree-optimization/52046
6276 * tree-vect-patterns.c (check_bool_pattern): Give up if
6277 a comparison could throw.
6280 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6282 2012-01-30 Richard Guenther <rguenther@suse.de>
6284 PR tree-optimization/52045
6285 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6286 SSA form if cfgcleanup did anything.
6288 2012-01-30 Richard Guenther <rguenther@suse.de>
6290 PR tree-optimization/52045
6291 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6292 before computing final todo.
6294 2012-01-30 Richard Guenther <rguenther@suse.de>
6296 PR tree-optimization/51528
6297 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6300 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6302 * df-problems.c (df_kill_notes): Check that the use refers
6303 to the note under examination.
6305 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6308 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6309 parameter and use short-lived pseudos.
6310 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6311 (sparc_expand_vector_init): Const-ify local variables and adjust
6312 calls to above functions.
6314 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6316 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6318 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6320 * doc/invoke.texi: Make usage of "compile time" and
6321 "run time"/"runtime" consistent throughout the file.
6323 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6325 * config/alpha/alpha.c (alpha_option_override): Default to
6326 full IEEE compliance mode for Go language.
6328 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6330 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6331 (LINK_SSP_SPEC): Define.
6333 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6336 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6339 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6341 * doc/invoke.texi: Correct hyphenation of "floating point",
6342 "double precision", and related terminology throughout the file.
6344 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6347 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6348 arm_general_register_operand predicate for operand 2 instead of
6351 2012-01-27 Ian Lance Taylor <iant@google.com>
6354 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6355 * builtins.c (expand_builtin_init_trampoline): Add onstack
6356 parameter. Change caller.
6357 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6358 * tree.c (build_common_builtin_nodes): Declare
6359 __builtin_init_heap_trampoline.
6361 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6363 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6364 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6365 * config/avr/avr.c: Ditto.
6366 (avr_regnames): Remove because unused.
6367 * config/avr/avr.md (*cpse.ne): New peephole.
6368 (*cpse.eq): New peephole from former cpse peepholes.
6370 2012-01-27 Michael Eager <eager@eagercon.com>
6372 * config/microblaze.c (microblaze_emit_compare): Correct
6373 test after pcmp instruction.
6375 2012-01-27 Richard Guenther <rguenther@suse.de>
6377 PR tree-optimization/52020
6378 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6380 2012-01-27 Richard Guenther <rguenther@suse.de>
6382 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6383 function non-const/pure.
6385 2012-01-27 Richard Guenther <rguenther@suse.de>
6387 PR tree-optimization/50444
6388 * tree-sra.c (build_ref_for_offset): Properly adjust the
6389 MEM_REF type for unaligned accesses.
6391 2012-01-27 Richard Guenther <rguenther@suse.de>
6393 PR tree-optimization/50444
6394 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6395 (expand_assignment): Use it. Properly handle misaligned
6396 bases when expanding stores to component references.
6397 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6400 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6403 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6404 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6405 * tree-data-ref.c (find_data_references_in_loop): Make static.
6406 (compute_all_dependences): Change return type to bool. Bail out
6407 for too many datarefs in a loop. Move the hunk resetting the data
6408 dependences vector from ...
6409 (compute_data_dependences_for_loop): ... here. Account for
6410 compute_all_dependences returning false.
6411 (compute_data_dependences_for_bb): Likewise.
6412 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6413 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6415 2012-01-27 Richard Guenther <rguenther@suse.de>
6418 * expr.c (store_field): Use the alias-set of the scratch memory
6421 2012-01-27 Tom de Vries <tom@codesourcery.com>
6423 PR tree-optimization/51990
6424 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6426 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6428 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6431 * var-tracking.c (reverse_op): Don't add any reverse operation
6432 if V already has any constant locations.
6434 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6436 * doc/invoke.texi: Correct usage of "command line" (noun)
6437 vs "command-line" (adjective) throughout.
6439 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6441 * doc/invoke.texi (Language Independent Options): Move
6442 -Wcoverage-mismatch blurb from here....
6443 (Warning Options): ...to here.
6445 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6447 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6448 Set rs6000_always_hint to false for 476.
6450 2012-01-27 Matthias Klose <doko@ubuntu.com>
6452 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6454 * incpath.c (add_standard_paths): Likewise.
6456 2012-01-27 Richard Henderson <rth@redhat.com>
6458 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6459 * config/m68k/sync.md (atomic_test_and_set): Rename from
6460 sync_test_and_setqi and adjust the operands.
6461 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6462 and unconditionally enable.
6464 2012-01-27 Richard Henderson <rth@redhat.com>
6466 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6467 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6468 (ldstub): Rename from ldstubqi.
6469 (ldstub<I24MODE>): Remove.
6471 2012-01-27 Richard Henderson <rth@redhat.com>
6473 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6474 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6475 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6476 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6477 * doc/tm.texi: Rebuild.
6479 2012-01-27 Richard Henderson <rth@redhat.com>
6481 * optabs.c (gen_atomic_test_and_set): Remove default.
6482 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6484 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6486 PR rtl-optimization/51978
6487 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6488 (combine_reaching_defs): Likewise.
6489 (struct re_info): Remove.
6490 (add_removable_extension): Remove x and data arguments,
6491 add insn, insn_list and def_map. Use the arguments directly
6492 instead of using struct re_info.
6493 (find_removable_extensions): Don't call add_removable_extension
6494 through note_stores, instead just call it with single_set
6496 (find_and_remove_re): Pass curr_cand->expr instead of
6497 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6499 2012-01-26 Michael Matz <matz@suse.de>
6501 PR tree-optimization/46590
6502 * cfgexpand.c: Revert last change (r183305).
6503 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6505 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6506 checking for emptiness.
6508 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6511 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6512 non-addressable non-BLKmode base correctly.
6514 2012-01-26 Michael Matz <matz@suse.de>
6516 PR tree-optimization/48794
6517 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6518 regions referenced from RESX/EH_DISPATCH.
6520 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6522 * config/s390/s390.h: Make BRANCH_COST an option.
6523 * config/s390/s390.opt: New option -mbranch-cost.
6525 2012-01-26 Richard Henderson <rth@redhat.com>
6527 Revert 2012-01-24 change:
6528 * trans-mem.c (requires_barrier): Do not instrument thread local
6529 variables and emit save/restore for them.
6531 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6534 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6537 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6539 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6542 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6545 Rename __pgm to __flash.
6546 Rename __pgm1 to __flash1.
6547 Rename __pgm2 to __flash2.
6548 Rename __pgm3 to __flash3.
6549 Rename __pgm4 to __flash4.
6550 Rename __pgm5 to __flash5.
6551 Rename __pgmx to __memx.
6552 * doc/extend.texi (AVR Named Address Spaces)
6553 Rename address space names as indicated above.
6554 * config/avr/avr.c (avr_addrspace): Ditto.
6556 * config/avr/avr-protos.h
6557 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6558 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6559 * config/avr/predicates.md: Ditto.
6560 * config/avr/avr.c Ditto, and
6561 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6562 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6564 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6565 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6566 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6567 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6568 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6569 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6570 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6571 * config/avr/avr.c: Ditto.
6572 * config/avr/avr.md: Ditto.
6574 2012-01-25 Jason Merrill <jason@redhat.com>
6577 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6579 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6581 PR tree-optimization/51987
6582 * tree-data-ref.c (get_references_in_stmt): Handle references in
6583 non-volatile GIMPLE_ASM.
6585 2012-01-25 Richard Guenther <rguenther@suse.de>
6587 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6588 bases are dereferenced.
6590 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6592 PR rtl-optimization/48374
6593 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6595 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6597 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6598 compute_data_dependences_for_loop returns false.
6599 * tree-parloops.c (loop_parallel_p): Likewise.
6601 2012-01-25 Richard Guenther <rguenther@suse.de>
6603 * tree.h (get_pointer_alignment_1): Declare.
6604 * builtins.c (get_pointer_alignment_1): New function.
6605 (get_pointer_alignment): Use it.
6607 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6609 PR rtl-optimization/48308
6610 * combine.c (enum undo_kind): Add UNDO_LINKS.
6611 (struct undo): Add member l to other_contents and where.
6612 (do_SUBST_LINK): New.
6614 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6615 (undo_all): Handle UNDO_LINKS.
6617 2012-01-25 Richard Henderson <rth@redhat.com>
6619 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6622 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6624 * optabs.c (gen_atomic_test_and_set): Use each argument.
6626 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6628 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6629 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6630 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6631 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6632 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6633 TARGET_PAIRED_SINGLE_FLOAT.
6635 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6637 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6638 (in_struct, return_val): Remove MEM documentation.
6639 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6640 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6641 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6643 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6644 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6645 * expr.c (store_field): Likewise.
6646 * function.c (assign_stack_temp_for_type): Likewise.
6647 * ifcvt.c (noce_try_cmove_arith): Likewise.
6648 * reload1.c (reload): Likewise.
6649 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6650 (alpha_set_memflags): Likewise.
6651 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6653 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6655 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6657 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6658 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6659 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6661 * cselib.c (cselib_rtx_varies_p): Delete.
6662 (cselib_invalidate_mem): Update call to canon_true_dependence.
6663 * dse.c (record_store, check_mem_read_rtx): Likewise.
6664 (scan_reads_nospill): Likewise.
6665 * cse.c (check_dependence): Likewise.
6666 (cse_rtx_varies_p): Delete.
6667 * expr.c (safe_from_p): Update call to true_dependence.
6668 * ira.c (validate_equiv_mem_from_store): Likewise.
6669 (memref_referenced_p): Likewise.
6670 * postreload-gcse.c (find_mem_conflicts): Likewise.
6671 * sched-deps.c (sched_analyze_2): Likewise.
6672 * store-motion.c (load_kills_store): Likewise.
6673 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6674 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6675 (compute_transp): Update call to canon_true_dependence.
6677 2012-01-25 Richard Henderson <rth@redhat.com>
6679 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6680 (maybe_emit_atomic_test_and_set): New.
6681 (expand_sync_lock_test_and_set): Use it.
6682 (expand_atomic_test_and_set): Likewise.
6683 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6684 the implementation; clarify implementation defined details.
6685 * doc/md.texi (atomic_test_and_set): Document.
6687 2012-01-25 Richard Henderson <rth@redhat.com>
6689 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6691 2012-01-25 Richard Henderson <rth@redhat.com>
6694 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6695 to effect no-op split.
6697 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6700 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6701 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6702 (BT_FN_VOID_PTR_INT_SIZE): New.
6703 (BT_FN_UINT_UINT_VAR): Remove.
6704 (BT_FN_UINT32_UINT32_VAR): New.
6705 (BT_FN_DOUBLE_VPTR): Remove.
6706 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6708 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6709 (_ITM_changeTransactionMode): Same.
6710 (_ITM_memmoveRtWt): Change return type to void.
6711 (_ITM_memcpyRtWt): Same.
6712 (_ITM_memsetW): Same.
6713 (_ITM_RaRD): Change types to double.
6718 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6720 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6721 Patrick Marlier <patrick.marlier@gmail.com>
6723 * trans-mem.c (requires_barrier): Do not instrument thread local
6724 variables and emit save/restore for them.
6726 2012-01-24 Jason Merrill <jason@redhat.com>
6729 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6730 output static aliases.
6732 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6735 * common.opt (-pie, -shared, pie, shared): Change from Common to
6737 * gcc.c (display_help): Display help for -pie and -shared.
6739 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6742 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6743 Remove note on size/offset limitation.
6744 (AVR Variable Attributes): Add example how to read data located
6745 with progmem. Refer to named address spaces.
6746 * doc/invoke.texi (AVR Options): Fix typo.
6748 2012-01-24 Richard Guenther <rguenther@suse.de>
6750 Forward-port to trunk
6751 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6754 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6755 op0 isn't sufficiently aligned and there is movmisalignM
6756 insn for mode, use it to load op0 into a temporary register.
6758 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6761 * target.def (const_not_ok_for_debug_p): New hook.
6762 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6764 * doc/tm.texi: Regenerated.
6765 * dwarf2out.c (const_ok_for_output_1): If
6766 targetm.const_not_ok_for_debug_p returns true, fail.
6767 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6769 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6771 2012-01-23 Kai Tietz <ktietz@redhat.com>
6774 * config/i386/predicates.md (symbolic_operand): Allow
6775 UNSPEC_PCREL as PIC expression for lea.
6776 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6777 * config/i386/i386.c (ix86_delegitimize_address): Handle
6778 UNSPEC_PCREL for none-MEM, too.
6780 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6782 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6783 (ipa_tm_create_version_alias): Same.
6785 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6788 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6789 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6791 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6792 Patrick Marlier <patrick.marlier@gmail.com>
6793 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6796 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6797 simple_object_start_read.
6799 2012-01-23 Richard Guenther <rguenther@suse.de>
6802 PR tree-optimization/51895
6803 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6804 parameter decomposition into BLKmode components.
6806 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6808 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6809 fake variables for restrict-qualified pointers whose pointed-to type
6810 contains a placeholder.
6812 2012-01-23 Richard Guenther <rguenther@suse.de>
6814 PR tree-optimization/51949
6815 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6817 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6819 PR rtl-optimization/51933
6820 * ree.c (transform_ifelse): Return true right away if dstreg is
6821 already wider or equal to cand->mode.
6822 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6823 (make_defs_and_copies_lists): Remove defs_list and copies_list
6824 arguments, add state argument, just truncate state->work_list
6825 instead of always allocating and freeing the vector. Assert that
6826 get_defs succeeds instead of returning 2. Changed return type to bool.
6827 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6828 have ext_src_mode, see if it has been modified already with the
6829 right kind of extension and has been extended before from the
6830 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6831 just return true. Remember the original mode in state->modified array.
6832 (combine_reaching_defs): Add state argument. Don't allocate and
6833 free here def_list, copied_list and vec vectors, instead just
6834 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6835 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6836 Add state variable, clear vectors in it, initialize state.modified
6837 if needed. Free all the vectors at the end and state.modified too.
6838 Don't skip a candidate if the extension expression has been modified.
6840 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6843 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6844 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6845 (extra_options) interix.opt -> i386/interix.opt"
6846 (extra_objs):Add winnt-stubs.o
6847 * configure.ac: Add interix to target_os .comm on PE check.
6848 * configure: Regenerate.
6849 * config/interix3.h: Delete and move bits to..
6850 * config/interix.h: Delete and move bits to..
6851 * config/i386/i386-interix3.h: Delete and move bits to..
6852 * config/i386/i386-interix.h: ..here.
6853 (TARGET_CPU_DEFAULT): Remove redefinition.
6854 (TARGET_ASM_CONSTRUCTOR): Undefine.
6855 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6856 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6857 (PTRDIFF_TYPE): Define.
6858 (LONG_DOUBLE_TYPE_SIZE): Define.
6859 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6860 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6861 (TARGET_SECTION_TYPE_FLAGS): Define.
6862 (ASM_DECLARE_FUNCTION_NAME): Define.
6863 (ASM_OUTPUT_EXTERNAL): Define.
6864 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6865 (ASM_OUTPUT_ALIGNED_BSS): Define.
6866 (PCC_BITFIELD_TYPE_MATTERS): Define.
6867 (USE_CONST_SECTION): Define.
6868 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6869 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6870 (SUPPORTS_ONE_ONLY): Remove.
6871 (I386_PE_STRIP_ENCODING): Define.
6872 * config/interix.opt: Delete and move bits to..
6873 * config/i386/interix.opt: ..here. New.
6874 (mpe-aligned-commons): Add.
6875 * config/i386/t-interix: Add copyright header.
6876 (winnt-stubs.o): Add rule.
6878 2012-01-22 Jason Merrill <jason@redhat.com>
6881 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6882 for extra name aliases.
6884 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6886 PR rtl-optimization/51924
6887 * ree.c (combine_set_extension): Improve debugging message.
6888 (combine_reaching_defs): Likewise.
6889 (get_defs): Rename confusingly named variable.
6890 (find_and_remove_re): Skip a candidate if the extension expression has
6893 2012-01-21 Robert Millan <rmh@gnu.org>
6894 Gerald Pfeifer <gerald@pfeifer.com>
6896 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6897 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6899 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6901 PR tree-optimization/51914
6902 * tree-vect-stmts.c (vectorizable_conversion): For
6903 cvt_type && modifier == WIDEN, put temporary with cvt_type
6904 at the beginning of vec_dsts and set vec_dest to temporary
6907 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6909 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6911 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6913 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6914 * config/rs6000/rs6000.c: Likewise.
6916 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6919 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6920 output_move_double on a copy of operands array.
6922 2012-01-20 Cary Coutant <ccoutant@google.com>
6923 Dodji Seketeli <dodji@redhat.com>
6926 * dwarf2out.c (copy_declaration_context): Return ref to parent
6927 of declaration DIE, if necessary.
6928 (remove_child_or_replace_with_skeleton): Add new parameter; update
6929 caller. Place skeleton DIE under parent DIE of original declaration.
6930 Move call to copy_declaration_context to here ...
6931 (break_out_comdat_types): ... from here.
6933 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6935 PR rtl-optimization/51856
6936 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6939 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6942 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6943 hints for neon loads and stores.
6945 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6949 * doc/extend.texi (Named Address Spaces): Split into subsections.
6950 (AVR Named Address Spaces): New subsection.
6951 (M32C Named Address Spaces): New subsection.
6952 (RL78 Named Address Spaces): New subsection.
6953 (SPU Named Address Spaces): New subsection.
6954 (Variable Attributes): New anchor "AVR Variable Attributes".
6955 (AVR Variable Attributes): Rewrite and avoid wording
6956 "address space" in this context.
6957 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6958 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6959 (AVR Built-in Macros): New subsubsection therein.
6960 * doc/md.texi (AVR constraints): Remove "C04", "R".
6962 2012-01-20 Richard Guenther <rguenther@suse.de>
6964 PR tree-optimization/51903
6965 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6966 when removing stmts.
6968 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6971 * config/arm/arm.c (arm_load_pic_register): Use
6972 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6973 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6974 (arm_pic_static_addr): Likewise.
6975 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6976 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6977 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6978 (pic_load_addr_unified): New.
6980 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6983 * function.c (instantiate_virtual_regs_in_insn): Use
6984 delete_insn_and_edges when removing a wrong asm insn.
6986 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6988 PR rtl-optimization/40761
6989 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6990 Add new member loop_num.
6991 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6992 (ira_build): Remove the parameter.
6994 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6995 (ira.c): Do not build CFG loops for one region allocation. Remove
6996 argument from ira_build call.
6998 * ira-build.c (init_loop_tree_node): New function.
6999 (create_loop_tree_nodes): Use it. Separate the case when CFG
7000 loops are not built.
7001 (more_one_region_p): Check current_loops.
7002 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7004 (add_loop_to_tree): Process loop equal to NULL too.
7005 (form_loop_tree): Separate the case when CFG loops are not built.
7006 Use explicitly number for the root.
7007 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7009 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7010 instead of loop->num.
7011 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7012 (mark_all_loops_for_removal): Ditto.
7013 (remove_unnecessary_regions): Separate the case when CFG loops
7015 (ira_build): Remove the parameter. Use explicit number of regions
7016 when CFG loops are not built.
7018 * ira-color.c (print_loop_title): Separate the case for the root node.
7019 Use loop_num instead of loop->num.
7020 (move_spill_restore): Use loop_num instead of loop->num.
7022 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7023 (change_loop): Ditto.
7024 (change_loop): Use loop_num instead of loop->num.
7026 * ira-lives.c (process_bb_node_lives): Ditto.
7028 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7030 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7032 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7035 * tree-mudflap.c (mf_artificial): New function.
7036 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7037 mx_register_decls, mudflap_enqueue_decl): Use it.
7040 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7041 numbers in the insn pattern.
7043 2012-01-19 Michael Matz <matz@suse.de>
7045 PR tree-optimization/46590
7046 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7047 use it in remembering which conflicts we already created.
7048 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7051 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7054 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7055 (merge_and_complain): Same.
7057 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7060 * config/initfini-array.h: Guard content of the header
7061 with #ifdef HAVE_INITFINI_ARRAY.
7062 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7063 Add initfini-array.h to tm_file here.
7064 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7065 * config.gcc: Don't add initfini-array.h to tm_file here.
7066 * configure: Regenerated.
7068 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7070 PR rtl-optimization/51505
7071 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7072 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7073 (df_note_bb_compute): Update the call to df_kill_notes.
7075 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7077 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7079 2012-01-18 Richard Guenther <rguenther@suse.de>
7081 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7082 of conversions to void *.
7084 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7085 Richard Sandiford <rdsandiford@googlemail.com>
7089 * optabs.h (simplify_expand_binop): Declare.
7090 * optabs.c (simplify_expand_binop): Make global.
7091 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7092 endian targets if the source cannot be exactly covered by word
7095 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7098 * hard-reg-set.h (struct hard_reg_set_container): New type.
7099 * target.h (struct hard_reg_set_container): Forward declare.
7100 * target.def (set_up_by_prologue): New target hook.
7101 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7102 * doc/tm.texi: Regenerated.
7103 * function.c (thread_prologue_and_epilogue_insns): Change
7104 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7105 Call targetm.set_up_by_prologue on it.
7106 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7107 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7109 2012-01-17 Nick Clifton <nickc@redhat.com>
7111 * config/rx/rx.c (rx_can_use_simple_return): New function.
7112 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7113 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7115 2012-01-17 Richard Guenther <rguenther@suse.de>
7118 * expr.c (expand_assignment): Take address-space information
7119 from the address operand of MEM_REF and TARGET_MEM_REF.
7120 (expand_expr_real_1): Likewise.
7122 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7124 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7125 reload dump is requested.
7127 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7130 * trans-mem.c (requires_barrier): Call may_be_aliased.
7132 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7134 PR tree-optimization/51877
7135 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7136 call arguments and fndecls compare equal, instead return false if they
7137 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7138 both SSA_NAMEs that are valueized the same, or they satisfy
7141 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7143 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7145 * configure: Regenerate.
7147 2012-01-16 Jan Hubicka <jh@suse.cz>
7151 * convert.c (convert_to_integer): Use fold_convert for
7152 converting an INTEGER_CST to integer type.
7154 2012-01-16 Jason Merrill <jason@redhat.com>
7157 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7159 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7162 * config/s390/s390.c (s390_chunkify_start): Don't skip
7163 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7164 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7165 If insn is followed by NOTE_INSN_VAR_LOCATION or
7166 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7167 Don't use location of note insns.
7169 PR tree-optimization/51865
7170 * tree-inline.c (tree_function_versioning): Call remap_decl
7171 on DECL_RESULT whenever it has VOID_TYPE_P type.
7173 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7175 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7176 for calls to locally-binding MIPS16 functions if only the return
7177 type uses float regs.
7179 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7180 Richard Sandiford <rdsandiford@googlemail.com>
7182 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7183 (SYMBOL_32_HIGH): Likewise.
7184 (mips_output_tls_reloc_directive): Declare.
7185 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7186 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7187 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7188 (mips_lo_relocs, mips_hi_relocs): Make extern.
7189 (mips16_stub_function): Move up file.
7190 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7191 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7192 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7193 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7194 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7195 (mips_get_tp): Add MIPS16 support.
7196 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7197 Generalize DTPREL and TPREL handling.
7198 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7199 Add MIPS16 TLS support.
7200 (mips_output_tls_reloc_directive): New function.
7201 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7202 * config/mips/predicates.md (symbolic_operand_with_high)
7203 (tls_reloc_operand): New predicates.
7204 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7205 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7206 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7207 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7208 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7209 (*tls_get_tp_mips16_call_<mode>): Likewise.
7211 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7213 PR rtl-optimization/51821
7214 * recog.c (peep2_find_free_register): Determine clobbered registers
7217 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7220 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7221 * config/avr/avr.c: Likewise.
7222 * config/avr/avr.h: Likewise.
7224 2012-01-13 Ian Lance Taylor <iant@google.com>
7227 * tree.h (TYPE_QUALS): Add cast to int.
7228 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7230 2012-01-13 Ian Lance Taylor <iant@google.com>
7232 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7233 comparing param_index to VEC_length result.
7235 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7237 * c-decl.c: Do not include tree-mudflap.h
7238 * tree-optimize.c: Likewise.
7239 * Makefile.in: Update dependencies.
7241 2012-01-13 Richard Guenther <rguenther@suse.de>
7244 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7245 variable-sized result always use RSO.
7247 2012-01-12 DJ Delorie <dj@redhat.com>
7249 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7250 pointer type, not just the default pointer type.
7252 2012-01-09 Richard Henderson <rth@redhat.com>
7253 Denis Chertykov <chertykov@gmail.com>
7256 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7257 * config/avr/avr.c (avr_can_eliminate): Simplify.
7258 (avr_initial_elimination_offset): Likewise.
7259 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7260 (expand_epilogue): Likewise.
7261 (avr_legitimize_address): Gut.
7262 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7263 (avr_hard_regno_nregs): New.
7264 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7265 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7266 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7267 add soft frame pointer.
7268 (CALL_USED_REGISTERS): Likewise.
7269 (REG_CLASS_CONTENTS): Likewise.
7270 (REGISTER_NAMES): Likewise.
7271 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7272 (HARD_FRAME_POINTER_REGNUM): New.
7273 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7274 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7275 remove the HARD_FRAME_POINTER self-elimination.
7277 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7280 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7281 DECL_EXTERNAL when checking for initializers of progmem variables.
7283 2012-01-12 Ira Rosen <irar@il.ibm.com>
7285 PR tree-optimization/51799
7286 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7287 that the last operation is a type demotion.
7289 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7291 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7292 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7294 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7297 * combine.c (distribute_notes): If i3 is a noreturn call,
7298 allow old_size to be equal to args_size and make sure the
7299 noreturn call gets REG_ARGS_SIZE note.
7300 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7301 on noreturn calls even when the delta is 0.
7303 2012-01-11 Nathan Sidwell <nathan@acm.org>
7305 * gcov.c (STRING_SIZE): Remove.
7306 (generate_results): Erase annotations for source files with no
7307 coverage information.
7309 (output_lines): Use it.
7311 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7313 * gimple.h (gimplify_body): Remove first argument.
7314 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7315 pointer set here, instead just pass DATA to walk_tree.
7316 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7317 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7318 (unvisit_body): Likewise, but with unmark_visited.
7319 (gimplify_body): Remove BODY_P argument and adjust.
7320 (gimplify_function_tree): Adjust call to gimplify_body.
7321 * omp-low.c (finalize_task_copyfn): Likewise.
7323 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7325 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7326 (build_function_type_skip_args): Delete.
7327 * tree.c (build_function_type_skip_args): Make static and add
7328 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7329 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7330 pass it to build_function_type_skip_args.
7331 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7332 (tree_function_versioning): Likewise.
7333 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7334 build_function_decl_skip_args.
7335 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7336 and pass it to build_function_decl_skip_args/tree_function_versioning.
7337 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7338 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7339 * trans-mem.c (ipa_tm_create_version): Likewise.
7340 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7341 * tree-inline.c (declare_return_variable): Remove always-true test.
7342 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7343 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7344 * ipa-split.c (split_function): Skip the return value for the split
7345 part if it doesn't return.
7347 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7349 PR tree-optimization/49642
7350 * ipa-split.c (forbidden_dominators): New variable.
7351 (check_forbidden_calls): New function.
7352 (dominated_by_forbidden): Likewise.
7353 (consider_split): Check for forbidden dominators.
7354 (execute_split_functions): Initialize and free forbidden
7355 dominators info; call check_forbidden_calls.
7357 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7359 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7361 2012-01-11 Nick Clifton <nickc@redhat.com>
7363 * config/rx/rx.md (return): Define pattern.
7365 2012-01-11 Richard Guenther <rguenther@suse.de>
7367 * doc/extend.texi (malloc attribute): Adjust according to
7370 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7371 Patrick Marlier <patrick.marlier@gmail.com>
7374 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7375 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7376 (ipa_tm_note_irrevocable): Same.
7377 (ipa_tm_scan_irr_block): Same.
7378 (ipa_tm_decrement_clone_counts): Same.
7379 (ipa_tm_scan_irr_function): Same.
7380 (ipa_tm_create_version_alias): Same.
7381 (ipa_tm_create_version): Same.
7382 (ipa_tm_transform_calls_redirect): Same.
7383 (ipa_tm_transform_calls): Same.
7384 (ipa_tm_transform_transaction): Same.
7385 (ipa_tm_execute): Same.
7387 2012-01-10 Richard Guenther <rguenther@suse.de>
7390 * opts.c (common_handle_option): Handle -Werror.
7392 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7394 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7397 2012-01-10 Jason Merrill <jason@redhat.com>
7399 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7402 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7404 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7405 supports R_386_TLS_GD_PLT reloc.
7406 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7407 supports R_386_TLS_LDM_PLT reloc.
7408 * configure: Regenerate.
7409 * config.in: Regenerate.
7411 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7414 Extend __pgmx semantics to linearize memory.
7415 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7416 determine if code comes inline or from libgcc.
7417 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7418 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7419 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7420 (movmemx_qi, movmemx_hi): New insns.
7421 (xload_<mode>_libgcc): Rewrite to new insn condition.
7422 (xload_<mode>): Remove insns.
7423 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7424 cases that don't satisfy avr_xload_libgcc_p().
7425 (avr_addr_space_convert): Allow converting in any direction.
7426 (avr_addr_space_subset_p): Return always true.
7427 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7428 (avr_emit_movmemhi): Ditto.
7429 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7430 (avr_out_movmem): Ditto.
7431 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7432 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7433 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7434 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7435 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7437 2012-01-10 Richard Guenther <rguenther@suse.de>
7439 PR tree-optimization/50913
7440 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7441 Require data-refs to be representable by Graphite with respect
7444 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7446 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7447 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7449 2012-01-10 Tom de Vries <tom@codesourcery.com>
7451 PR rtl-optimization/51271
7452 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7453 handling annulled branch.
7455 2012-01-10 Richard Henderson <rth@redhat.com>
7457 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7458 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7459 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7460 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7461 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7462 arm_expand_vec_perm_const): New.
7463 * config/arm/arm-protos.h: Update.
7464 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7465 (*neon_vswp<VDQX>): New.
7466 (neon_vcombine<VDX>): Use neon_split_vcombine.
7467 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7468 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7469 (vec_perm<VE>): New.
7471 2012-01-10 Richard Henderson <rth@redhat.com>
7473 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7474 use it if reload_completed.
7475 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7476 arm_output_asm_insn, arm_process_output_memory_barrier,
7477 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7478 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7479 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7480 arm_process_output_sync_insn, arm_output_sync_insn,
7481 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7482 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7483 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7484 (emit_unlikely_jump): New.
7485 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7486 (arm_split_atomic_op): New.
7487 * config/arm/arm-protos.h: Update.
7488 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7489 (struct arm_sync_generator): Remove.
7490 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7491 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7492 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7493 (VUNSPEC_LL, VUNSPEC_SC): New.
7494 (sync_result, sync_memory, sync_required_value, sync_new_value,
7495 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7496 (attr length): Don't use arm_sync_loop_insns.
7497 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7498 (movsfcc, movdfcc): Likewise.
7499 * config/arm/constraints.md (Ua): New.
7500 * config/arm/prediates.md (mem_noofs_operand): New.
7501 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7502 (sync_clobber, sync_t2_reqd): Remove.
7503 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7504 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7505 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7506 (arm_sync_compare_and_swap<SIDI>): Remove.
7507 (arm_sync_compare_and_swap<NARROW>): Remove.
7508 (arm_sync_lock_test_and_set<SIDI>): Remove.
7509 (arm_sync_lock_test_and_set<NARROW>): Remove.
7510 (arm_sync_new_<syncop><SIDI>): Remove.
7511 (arm_sync_new_<syncop><NARROW>): Remove.
7512 (arm_sync_new_nand<SIDI>): Remove.
7513 (arm_sync_new_nand<NARROW>): Remove.
7514 (arm_sync_old_<syncop><SIDI>): Remove.
7515 (arm_sync_old_<syncop><NARROW>): Remove.
7516 (arm_sync_old_nand<SIDI>): Remove.
7517 (arm_sync_old_nand<NARROW>): Remove.
7518 (*memory_barrier): Merge arm_output_memory_barrier.
7519 (atomic_compare_and_swap<QHSD>): New.
7520 (atomic_compare_and_swap<NARROW>_1): New.
7521 (atomic_compare_and_swap<SIDI>_1): New.
7522 (atomic_exchange<QHSD>): New.
7523 (cas_cmp_operand, cas_cmp_str): New.
7524 (atomic_op_operand, atomic_op_str): New.
7525 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7526 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7527 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7528 (arm_load_exclusive<NARROW>): New.
7529 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7530 (arm_store_exclusive<QHSD>): New.
7532 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7534 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7535 reload patterns if -mvsx-scalar-memory.
7537 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7538 generated, even -mno-vsx-scalar-double was used.
7539 (vsx_xscvdpsp_scalar): Likewise.
7540 (vsx_xscvspdp_scalar2): Likewise.
7542 2012-01-09 Tom de Vries <tom@codesourcery.com>
7543 Andrew Pinski <apinski@cavium.com>
7546 * reorg.c (fill_slots_from_thread): Don't speculate
7547 frame-related insns.
7549 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7551 * sched-int.h (bb_note): Move to...
7552 * basic-block.h: ...here.
7553 * haifa-sched.c (bb_note): Move to...
7554 * cfgrtl.c: ...here.
7555 * function.c (next_block_for_reg): New function.
7556 (move_insn_for_shrink_wrap): Likewise.
7557 (prepare_shrink_wrap): Rewrite to use the above.
7559 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7561 * gimple.c (is_gimple_non_addressable): Remove.
7562 * gimple.h: Remove is_gimple_non_addressable.
7563 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7564 is_gimple_non_addressable.
7565 * trans-mem.c (expand_assign_tm): Same.
7567 2012-01-09 Richard Guenther <rguenther@suse.de>
7569 PR tree-optimization/51775
7570 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7571 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7573 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7575 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7577 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7579 2012-01-09 Richard Guenther <rguenther@suse.de>
7581 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7583 2012-01-08 Jan Hubicka <jh@suse.cz>
7585 PR tree-optimize/51680
7586 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7587 on when known_vals needs to be computed; cleanup.
7589 2012-01-08 Jan Hubicka <jh@suse.cz>
7591 PR tree-optimize/51694
7592 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7594 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7596 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7597 for -std=c++98 and -std=c++11 too.
7599 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7601 * cfgloop.c (cancel_loop): Add free() of bbs array.
7603 2012-01-07 Jan Hubicka <jh@suse.cz>
7605 PR tree-optimization/51600
7606 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7607 that benefits small functions.
7609 2012-01-07 Jan Hubicka <jh@suse.cz>
7611 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7613 2012-01-07 Jan Hubicka <jh@suse.cz>
7615 PR tree-optimization/51680
7616 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7617 whose inlining reduce unit size.
7619 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7622 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7623 Add canonical node to containing_mem chain after the non-canonical
7624 one, even if there weren't any locs to propagate.
7625 (remove_useless_values): Keep only canonical values.
7626 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7627 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7628 canonicalize mem_chain elements that are not discarded.
7630 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7633 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7634 before emitting functions.
7636 PR gcov-profile/50127
7637 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7638 clear_aux_for_blocks.
7640 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7643 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7645 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7647 * c-decl.c (ext_block): Moved up.
7648 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7650 2012-01-06 Han Shen <shenhan@google.com>
7652 Translate built-in include paths for sysroot.
7653 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7654 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7656 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7657 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7659 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7660 control whether sysroot should be prepended to gxx include dir.
7662 * configure: Regenerate.
7664 2012-01-06 Torvald Riegel <triegel@redhat.com>
7666 PR rtl-optimization/51771
7667 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7668 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7670 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7672 PR tree-optimization/51315
7673 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7674 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7676 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7679 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7680 for shrp pattern. Correctly handle and fixup shift variable.
7681 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7683 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7686 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7687 note when !ACCUMULATE_OUTGOING_ARGS.
7689 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7691 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7693 (extract_range_from_unary_expr_1): Avoid useless computations.
7695 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7697 PR rtl-optimization/51767
7698 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7699 of jump_block and add an extra edge for degenerated asm gotos.
7702 * stmt.c (check_unique_operand_names): Don't ICE during error
7703 reporting if i is from labels chain.
7706 * profile.c (branch_prob): Split bbs that have exit edge
7707 and need a fake entry edge too.
7709 2012-01-05 Jan Hubicka <jh@suse.cz>
7712 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7715 2012-01-05 Richard Guenther <rguenther@suse.de>
7718 * tree-streamer-out.c (write_ts_optimization): New function.
7719 (streamer_write_tree_body): Call it.
7720 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7721 (streamer_read_tree_body): Call it.
7722 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7724 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7727 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7728 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7729 in_cleanup_point_expr before gimplify_stmt call and restore it
7731 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7732 in_cleanup_point_expr is false.
7734 2012-01-05 Richard Guenther <rguenther@suse.de>
7737 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7739 * toplev.c (process_options): Reject combining mudflap and LTO.
7740 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7742 2012-01-05 Richard Guenther <rguenther@suse.de>
7744 PR tree-optimization/51760
7745 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7747 (bit_value_unop): Handle UNDEFINED operands.
7748 (bit_value_binop): Likewise.
7750 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7752 * config/avr/avr.c (avr_replace_prefix): Remove.
7753 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7754 (avr_asm_function_rodata_section): Ditto.
7755 (avr_asm_select_section): Ditto.
7757 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7759 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7762 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7765 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7766 calls that have any non-fake successor edges.
7769 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7771 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7773 PR tree-optimization/51624
7774 * tree-sra.c (build_ref_for_model): When replicating a chain of
7775 COMPONENT_REFs, stop as soon as the offset would become negative.
7777 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7780 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7781 in .debug_loc on the floor.
7783 2012-01-04 Andrew Pinski <apinski@cavium.com>
7785 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7787 2012-01-04 Andrew Pinski <apinski@cavium.com>
7788 Adam Nemet <anemet@caviumnetworks.com>
7790 * config/mips/mips.md (size): Add SI and DI.
7791 (SIZE): New mode attribute.
7792 (U): New code attribute.
7793 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7794 (mips_lbux_<mode>): Delete.
7795 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7796 (mips_lhx): Use gen_mips_lhx_extsi.
7797 (mips_lhx_<mode>): Delete.
7799 (mips_l<size>x): New expand.
7800 (mips_lwx_<mode>): Delete.
7801 (mips_l<GPR:size>x_<P:mode>): New pattern.
7802 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7803 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7804 * config/mips/mips.c (mips_lx_address_p): New function.
7805 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7806 (dsp64): New availability predicate.
7807 (mips_builtins): Add an entry for __builtin_mips_ldx.
7808 * config/mips/mips.h (ISA_HAS_LBX): New define.
7809 (ISA_HAS_LBUX): Likewise.
7810 (ISA_HAS_LHX): Likewise.
7811 (ISA_HAS_LHUX): Likewise.
7812 (ISA_HAS_LWX): Likewise.
7813 (ISA_HAS_LWUX): Likewise.
7814 (ISA_HAS_LDX): Likewise.
7815 * doc/extend.texi (__builtin_mips_ldx): Document.
7817 2012-01-04 Tristan Gingold <gingold@adacore.com>
7819 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7820 when long pointers are used.
7821 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7822 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7823 (ia64-hp-*vms*): Remove.
7824 * config/vms/xm-vms64.h: Delete.
7826 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7829 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7831 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7833 * opts.c (finish_options): Remove duplicate sorry.
7835 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7838 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7841 2012-01-04 Richard Guenther <rguenther@suse.de>
7844 * tree.c (size_low_cst): New function.
7845 * tree.h (size_low_cst): Declare.
7846 * fold-const.c (fold_comparison): Use it to extract the low
7847 part of the POINTER_PLUS_EXPR offset.
7849 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7851 Fix clearing ZERO_REG
7852 * config/avr/avr.md (cc): Add alternative "ldi".
7853 (movqi_insn): Use it in cc attribute.
7854 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7855 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7856 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7858 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7860 * configure: Regenerate.
7862 2012-01-04 Richard Guenther <rguenther@suse.de>
7864 PR tree-optimization/49651
7865 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7866 (var_can_have_subvars): Use it.
7867 (get_constraint_for_1): Only consider subfields if there can be any.
7869 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7872 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7873 to its new canonical_cselib_val and the cselib_val was in
7874 first_containing_mem chain, but the canonical_cselib_val was not,
7875 add the latter into the chain.
7876 (cselib_invalidate_mem): Compare canonical_cselib_val of
7877 addr_list chain elt with v.
7880 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7881 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7883 (output_macinfo_op): Don't ggc_strdup fd->filename.
7884 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7885 then ggc_strdup it. Don't free inc->info or cur->info.
7886 (output_macinfo): Don't free ref->info or file->info.
7888 2012-01-03 Ira Rosen <irar@il.ibm.com>
7890 PR tree-optimization/51269
7891 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7892 first_niters a pointer.
7893 (slpeel_tree_peel_loop_to_edge): Likewise.
7894 (vect_do_peeling_for_loop_bound): Update call to
7895 slpeel_tree_peel_loop_to_edge.
7896 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7897 here. Remove it from the parameters list.
7898 (vect_do_peeling_for_alignment): Update calls and compute
7901 2012-01-03 Richard Guenther <rguenther@suse.de>
7903 PR tree-optimization/51070
7904 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7905 Properly handle calls.
7907 2012-01-03 Richard Guenther <rguenther@suse.de>
7909 PR tree-optimization/51692
7910 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7911 the LHS of allocation stmts.
7913 2012-01-03 Olivier Hainque <hainque@adacore.com>
7915 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7917 2012-01-03 Olivier Hainque <hainque@adacore.com>
7919 * collect2.c (main): In AIX specific computations for vector
7920 insertions, use CONST_CAST2 to cast from char ** to const char **.
7922 2012-01-03 Richard Guenther <rguenther@suse.de>
7925 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7926 the context of a limbo DIE when it does not already exist.
7928 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7930 PR tree-optimization/51719
7931 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7932 but direct call is, clear direct call's lhs and don't add fallthrough
7933 edge from dcall_bb to join_bb and PHIs.
7935 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7937 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7938 the instructions emitted by the pattern.
7939 ("*TDC_insn_<mode>"): Add comment.
7941 2012-01-03 Richard Guenther <rguenther@suse.de>
7944 * fold-const.c (fold_comparison): Properly canonicalize
7945 tree offset and HOST_WIDE_INT bit position.
7947 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7949 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7950 operands for extzv pattern.
7952 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7955 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7958 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7960 * doc/invoke.texi (-flto and related options): Copy-edit.
7962 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7964 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7966 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7968 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7971 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7973 * expr.h (move_by_pieces_ninsns): Declare.
7974 * expr.c (move_by_pieces_ninsns): Make external.
7975 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7976 (mips_store_by_pieces_p): Likewise.
7977 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7978 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7979 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7980 (mips_store_by_pieces_p): Likewise.
7982 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7984 * passes.c (register_one_dump_file): Free full_name.
7986 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7987 (calculate_elim_costs_all_insns): Free offsets_at and
7988 offsets_known_at at the end and clear the pointers.
7990 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7992 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7993 this option introduced in r180739.
7995 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7998 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7999 (tmake_file target=avr): Add avr/t-multilib.
8001 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8002 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8003 * config/avr/genmultilib.awk: New file.
8004 * config/avr/t-multilib: New auto-generated file.
8005 * config/avr/multilib.h: New auto-generated file.
8006 * config/avr/t-avr (AVR_MCUS): New variable.
8007 (genopt.sh): Use it.
8008 (s-mlib): Depend on t-multilib.
8009 (t-multilib, multilib.h): New dependencies.
8010 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8011 (MULTILIB_OPTIONS): Remove.
8012 (MULTILIB_MATCHES): Remove.
8013 (MULTILIB_DIRNAMES): Remove.
8014 (MULTILIB_EXCEPTIONS): Remove:
8015 * config/avr/genopt.sh: Don't use hard coded file name;
8016 pass AVR_MCUS from t-avr instead.
8018 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8020 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8022 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8024 Implement light-weight DImode support.
8025 * config/avr/avr-dimode.md: New file.
8026 * config/avr/avr.md: Include it.
8027 (adjust_len): Add plus64, compare64.
8028 (HIDI): Remove code iterator.
8029 (code_stdname): New code attribute.
8030 (rotx, rotsmode): Remove DI.
8031 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8033 * config/avr/avr-protos.h (avr_have_dimode): New.
8034 (avr_out_plus64, avr_out_compare64): New.
8035 * config/avr/avr.c (avr_out_compare): Handle DImode.
8036 (avr_have_dimode): New variable definition and initialization.
8037 (avr_out_compare64, avr_out_plus64): New functions.
8038 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8039 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8040 (avr_compare_pattern): Skip DImode comparisons.
8042 2012-01-02 Revital Eres <revital.eres@linaro.org>
8044 * ddg.c (def_has_ccmode_p): New function.
8045 (add_cross_iteration_register_deps,
8046 create_ddg_dep_from_intra_loop_link): Call it.
8048 2012-01-02 Richard Guenther <rguenther@suse.de>
8051 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8053 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8055 * gcc.c (process_command): Update copyright notice dates.
8056 * gcov.c (print_version): Likewise.
8057 * gcov-dump.c (print_version): Likewise.
8058 * mips-tfile.c (main): Likewise.
8059 * mips-tdump.c (main): Likewise.
8061 2012-01-01 Ira Rosen <irar@il.ibm.com>
8063 PR tree-optimization/51704
8064 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8065 a use is inside the basic block or loop before accessing its vect info.
8067 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8069 PR rtl-optimization/51069
8070 * cfgloopmanip.c (remove_path): Removing path making irreducible
8071 region unconditional makes BB part of the region.
8073 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8075 PR tree-optimization/51683
8076 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8077 calls with side-effects.
8078 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8080 Copyright (C) 2012 Free Software Foundation, Inc.
8082 Copying and distribution of this file, with or without modification,
8083 are permitted in any medium without royalty provided the copyright
8084 notice and this notice are preserved.