1 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/t-rtems (MULTILIB_MATCHES): Fix option typos.
5 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
8 2013-10-22 Uros Bizjak <ubizjak@gmail.com>
11 * config/i386/i386.c (put_condition_code) <case GTU, case LEU>:
12 Remove CCCmode handling.
13 <case LTU>: Return 'c' suffix for CCCmode.
14 <case GEU>: Return 'nc' suffix for CCCmode.
15 (ix86_cc_mode) <case GTU, case LEU>: Do not generate overflow checks.
16 * config/i386/i386.md (*sub<mode>3_cconly_overflow): Remove.
17 (*sub<mode>3_cc_overflow): Ditto.
18 (*subsi3_zext_cc_overflow): Ditto.
20 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
22 Backport from mainline
23 2013-10-19 Uros Bizjak <ubizjak@gmail.com>
26 * config/i386/i386.c (ix86_function_value_regno): Add DX_REG,
27 ST1_REG and XMM1_REG for 32bit and 64bit targets. Also add DI_REG
28 and SI_REG for 64bit SYSV ABI targets.
30 2013-10-25 Richard Henderson <rth@twiddle.net>
33 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
34 instead of create_convert_operand_to.
35 (maybe_emit_sync_lock_test_and_set): Likewise.
36 (expand_atomic_compare_and_swap): Likewise.
37 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
39 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
41 PR rtl-optimization/58831
42 * alias.c (init_alias_analysis): At the beginning of each iteration,
43 set the reg_seen[N] flag if static_reg_base_value[N] is non-null.
45 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
47 * recog.c (search_ofs): New static variable moved from...
48 (peep2_find_free_register): ...here.
49 (peephole2_optimize): Initialize it.
51 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
53 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
55 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
57 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
58 assignment statements.
60 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
62 * config/pa/pa.md: In "scc" insn patterns, change output template to
63 handle const0_rtx in reg_or_0_operand operands.
65 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
66 Paolo Carlini <paolo.carlini@oracle.com>
69 * doc/implement-cxx.texi: Fix references to the C++ standards.
71 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
74 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
77 2013-09-12 Terry Guo <terry.guo@arm.com>
79 Backport from mainline
80 2012-09-17 Richard Guenther <rguenther@suse.de>
83 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
84 FIXED_VALUE_TYPE instead of struct fixed_value.
86 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
89 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
90 support conditional execution.
91 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
93 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
95 Backport from mainline
96 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
98 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
99 "cmp" RTX before signed_comparison_operator check to account
102 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
104 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
106 2013-09-01 Iain Sandoe <iain@codesourcery.com>
109 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
111 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
112 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
113 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
115 * doc/tm.texi: Regenerate.
116 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
118 * config/darwin-c.c: Include target.h.
119 (darwin_objc_declare_unresolved_class_reference): New function.
120 (darwin_objc_declare_class_definition): New function.
121 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
122 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
124 2013-09-01 Iain Sandoe <iain@codesourcery.com>
126 Backport from mainline:
127 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
129 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
130 it is not needed after split.
132 2013-07-20 Iain Sandoe <iain@codesourcery.com>
135 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
136 second label for nonlocal goto receivers. Don't output pic base labels
137 unless we're producing PIC; mark that action unreachable().
138 (ix86_save_reg): If the function contains a nonlocal label, save the
140 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
141 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
142 (update_pic_label_number_if_needed): New.
143 (machopic_output_function_base_name): Adjust for nonlocal receiver
145 (machopic_should_output_picbase_label): New.
146 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
147 (nonlocal_goto_receiver): New insn and split.
149 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
151 Backport from mainline
152 2013-08-27 Christian Widmer <shadow@umbrox.de>
155 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
156 of Ivy Bridge processors.
158 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
161 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
162 suggested mode for the assignment isn't compatible with the
165 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
167 Backport from mainline
168 2013-08-12 Perez Read <netfirewall@gmail.com>
171 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
172 operand 0 for intel asm alternative.
173 (*movabs<mode>_2): Ditto for operand 1.
175 2013-08-13 Marek Polacek <polacek@redhat.com>
178 2013-0813 Marek Polacek <polacek@redhat.com>
179 Jakub Jelinek <jakub@redhat.com>
181 PR tree-optimization/57980
182 * tree-tailcall.c (process_assignment): Return false
183 when not dealing with integers or floats.
185 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
187 Backport from mainline
188 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
190 * collect2-aix.h: Define F_LOADONLY.
192 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
194 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
195 the implied StoreLoad barrier for atomic operations if before.
197 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
199 Backport from 2013-07-11 trunk r200901.
202 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
203 name seen by assembler/linker if available.
205 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
207 Backport from 2013-07-10 trunk r200872.
210 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
213 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
215 Backport from mainline
216 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
218 * config/i386/sse.md (sse_movlhps): Change alternative 3
221 2013-07-09 Joseph Myers <joseph@codesourcery.com>
223 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
224 adjust register size for TDmode and TFmode for VSX registers.
226 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
228 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
230 2013-07-08 Jakub Jelinek <jakub@redhat.com>
232 PR rtl-optimization/57829
233 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
234 mask bits outside of mode are just sign-extension from mode to HWI.
236 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
238 Backport from mainline
239 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
242 * config/i386/i386.c (construct_container): Report error if
243 long double is used with disabled x87 float returns.
245 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
247 Backport from mainline
248 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
251 * collect2.c (collect_atexit): New.
252 (collect_exit): Delete.
253 (main): Register collect_atexit with atexit.
254 (collect_wait): Change collect_exit to exit.
256 * collect2.h (collect_exit): Delete.
257 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
259 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
261 Backport from mainline
262 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
264 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
265 cmp_code to construct REG_EQUAL note.
267 Backport from mainline
268 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
270 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
271 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
273 Backport from mainline
274 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
277 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
278 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
279 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
281 2013-06-09 Jakub Jelinek <jakub@redhat.com>
284 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
285 that operands[2] doesn't overlap with operands[0].
287 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
290 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
291 for non-sse2 targets. Simplify mode attribute calculation.
293 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
295 Backport from mainline
296 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
298 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
299 cache parameters using detect_caches_amd also for CYRIX,
300 NSC and TM2 signatures.
302 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
303 Dzianis Kahanovich <mahatma@eu.by>
307 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
308 VIA/Centaur processors and determine their cache parameters
309 using detect_caches_amd.
311 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
313 * config/i386/i386.c (ix86_option_override_internal): Add
314 PTA_POPCNT to corei7 entry.
316 2013-05-14 Richard Biener <rguenther@suse.de>
318 PR gcov-profile/57269
319 Backport from mainline
320 2012-06-30 Nathan Sidwell <nathan@acm.org>
322 * coverage.c (coverage_init): Read counts file before writing
325 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
328 Backport from mainline
329 2013-01-22 Jakub Jelinek <jakub@redhat.com>
332 * config/i386/i386.md (UNSPEC_STOS): New.
333 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
334 *strsetqi_1): Add UNSPEC_STOS.
336 2013-05-10 Joey Ye <joey.ye@arm.com>
338 Backport from mainline
339 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
342 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
344 (thumb1_extendhisi2): Reduce Thumb pool range.
345 (arm_movdi): Likewise.
346 (thumb1_movdi_insn): Likewise.
347 (thumb1_movsi_insn): Likewise.
348 (pic_load_addr_unified): Likewise.
349 (pic_load_addr_32bit): Likewise.
350 (pic_load_addr_thumb1): Likewise.
351 (thumb1_movhf): Likewise.
352 (arm_movsf_soft_insn): Likewise.
353 (thumb1_movsf_soft_insn): Likewise.
354 (movdf_soft_insn): Likewise.
355 (thumb1_movdf_soft_insn): Likewise.
356 * config/arm/neon.md (*neon_mov<mode>): Likewise.
357 (*neon_mov<mode>): Likwise.
358 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
359 (*thumb2_movhi_insn): Likewise.
360 (*thumb2_extendqisi_v6): Likewise.
361 (*thumb2_zero_extendqisi_v6): Likewise.
362 (*thumb2_zero_extendqisi2_v6): Likewise.
363 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
364 (*movdi_vfp): Likewise.
365 (*movdi_vfp_cortexa8): Likewise.
366 (*thumb2_movsf_vfp): Likewise.
367 (*thumb2_movdf_vfp): Likewise.
369 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
371 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
372 Add mthumb/march=armv7-a multilib.
373 Add mthumb/march=armv7-r multilib.
374 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
376 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
379 * config/v850/t-rtems: Add more multilibs.
381 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
384 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
387 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
388 to save TFmode registers and DImode to save TImode registers for
389 caller save operations.
390 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
391 mark being partially clobbered since they only use the first
394 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
395 and TDmode only use the upper 64-bits of each VSX register.
397 2013-05-03 Marek Polacek <polacek@redhat.com>
399 Backport from mainline
400 2013-04-25 Marek Polacek <polacek@redhat.com>
402 PR tree-optimization/57066
403 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
405 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
407 Backport from mainline
408 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
411 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
413 (*zero_extendsidi2): Ditto.
415 Backport from mainline
416 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
419 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
421 2013-04-29 Christian Bruel <christian.bruel@st.com>
424 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
426 2013-04-27 Jakub Jelinek <jakub@redhat.com>
429 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
430 the immediate rotate count.
432 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
434 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
436 2013-04-19 Matthias Klose <doko@ubuntu.com>
440 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
442 Backport from mainline
443 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
444 Alexander Monakov <amonakov@ispras.ru>
447 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
448 flush pending lists also on non-jumps. Adjust comment.
451 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
453 * sched-deps.c (add_dependence_list_and_free): Simplify.
454 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
455 lists when add_dependence_list_and_free doesn't free them.
457 2013-04-19 Marek Polacek <polacek@redhat.com>
459 Backport from mainline
460 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
461 Jakub Jelinek <jakub@redhat.com>
463 PR tree-optimization/48189
464 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
465 If nitercst is 0, don't predict the exit edge.
467 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
469 Backport from mainline
470 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
471 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
473 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
476 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
478 * doc/tm.texi: Update.
479 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
480 * target.def (force_at_comp_dir): New hook.
481 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
482 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
484 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
487 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
488 (S_MODES): Set H_MODE bit.
489 (SF_MODES): Set only S_MODE and SF_MODE bits.
490 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
491 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
492 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
493 <MODE_FLOAT>: Likewise.
495 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
497 Backport from mainline:
498 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
501 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
502 nuses, make sure we have a label.
504 2013-04-11 Richard Biener <rguenther@suse.de>
506 * BASE-VER: Set to 4.7.4.
507 * DEV-PHASE: Set to prerelease.
509 2013-04-11 Release Manager
511 * GCC 4.7.3 released.
513 2013-04-10 David S. Miller <davem@davemloft.net>
515 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
518 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
522 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
524 Backport from mainline
525 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
526 Alexander Monakov <amonakov@ispras.ru>
529 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
530 flush pending lists also on non-jumps. Adjust comment.
532 2013-04-03 Richard Biener <rguenther@suse.de>
534 PR tree-optimization/56501
535 * tree-switch-conversion.c (check_process_case): Properly
536 handle !single_succ_p case.
538 2013-04-03 Jakub Jelinek <jakub@redhat.com>
540 Backported from mainline
541 2013-03-06 Jakub Jelinek <jakub@redhat.com>
543 PR tree-optimization/56539
544 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
545 instead of GSI_CONTINUE_LINKING as last argument to
546 force_gimple_operand_gsi. Adjust function comment.
548 2013-03-05 Jakub Jelinek <jakub@redhat.com>
551 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
552 (avoid_complex_debug_insns): New function.
553 (expand_debug_locations): Call it.
555 2013-04-02 Wei Mi <wmi@google.com>
557 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
558 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
559 *<rotate_insn><mode>3_mask in i386.md.
561 2013-04-02 Richard Biener <rguenther@suse.de>
564 Backport from mainline
565 2012-05-16 Richard Guenther <rguenther@suse.de>
567 * tree-inline.c (declare_return_variable): Properly handle
568 DECL_BY_REFERENCE return vars in SSA form.
570 2013-04-01 Wei Mi <wmi@google.com>
572 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
573 Truncate operand 2 using %b asm operand modifier.
574 (*<shift_insn><mode>3_mask): Ditto.
575 (*<rotate_insn><mode>3_mask): Ditto.
577 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
579 * config/i386/i386.md (*movsf_internal): Change type of
580 alternatives 3,4 to imov.
582 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
584 Backport from mainline
585 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
588 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
589 when the may_trap_p bit of the exprs being merged differs.
590 Reorder tests for speculativeness in the logical and operator.
592 Backport from mainline
593 2013-03-05 Jakub Jelinek <jakub@redhat.com>
596 * sel-sched-ir.c (free_sched_pools): Release
597 succs_info_pool.stack[succs_info_pool.max_top] vectors too
598 if succs_info_pool.max_top isn't -1.
600 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
602 Backport from mainline
603 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
606 * sel-sched.c: Include ira.h.
607 (implicit_clobber_conflict_p): New function.
608 (moveup_expr): Use it.
609 * Makefile.in (sel-sched.o): Depend on ira.h.
611 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
613 Backport from mainline
614 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
615 Alexander Monakov <amonakov@ispras.ru>
618 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
619 flush pending lists also on non-jumps. Adjust comment.
621 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
623 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
624 * doc/extend.texi (Named Address Spaces): Ditto.
625 (Variable Attributes): Ditto.
627 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
629 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
630 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
633 2013-03-27 Walter Lee <walt@tilera.com>
635 Backport from mainline:
636 2013-03-27 Walter Lee <walt@tilera.com>
638 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
639 double-decrement of next_scratch_regno.
641 2013-03-27 Walter Lee <walt@tilera.com>
643 Backport from mainline:
644 2013-03-27 Walter Lee <walt@tilera.com>
646 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
648 (insn_v1mulus): Ditto.
649 (insn_v2muls): Ditto.
651 2013-03-27 Walter Lee <walt@tilera.com>
653 Backport from mainline:
654 2013-03-27 Walter Lee <walt@tilera.com>
656 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
658 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
660 2013-03-27 Walter Lee <walt@tilera.com>
662 Backport from mainline:
663 2013-03-27 Walter Lee <walt@tilera.com>
665 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
667 (*sibcall_value): Ditto.
669 2013-03-27 Walter Lee <walt@tilera.com>
671 Backport from mainline:
672 2013-03-27 Walter Lee <walt@tilera.com>
674 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
675 (insn_mnz_v8qi): ... this ...
676 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
678 (insn_v<n>mnz): Replaced by ...
679 (insn_v1mnz): ... this ...
680 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
682 (insn_mz_<mode>): Replaced by ...
683 (insn_mz_v8qi): ... this ...
684 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
686 (insn_v<n>mz): Replaced by ...
687 (insn_v1mz): ... this ...
688 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
691 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
693 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
695 2013-03-26 Richard Biener <rguenther@suse.de>
697 Backport from mainline:
698 2013-03-13 Richard Biener <rguenther@suse.de>
700 PR tree-optimization/56608
701 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
702 calls when vectorizing basic-blocks.
704 2013-03-05 Richard Biener <rguenther@suse.de>
706 PR tree-optimization/56270
707 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
708 of loads after scheduling an SLP instance.
710 2013-03-26 Walter Lee <walt@tilera.com>
712 Backport from mainline:
713 2013-03-26 Walter Lee <walt@tilera.com>
715 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
716 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
718 2013-03-26 Walter Lee <walt@tilera.com>
720 Backport from mainline:
721 2013-03-25 Walter Lee <walt@tilera.com>
723 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
724 TILEGX_INSN_SHUFFLEBYTES1.
725 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
727 (tilegx_builtins): Ditto.
728 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
730 2013-03-26 Walter Lee <walt@tilera.com>
732 Backport from mainline:
733 2013-03-25 Walter Lee <walt@tilera.com>
735 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
736 tests for constraint J, K, N, P.
738 2013-03-26 Walter Lee <walt@tilera.com>
740 Backport from mainline:
741 2013-03-25 Walter Lee <walt@tilera.com>
743 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
744 Use indirect/pcrel encoding.
745 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
748 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
750 Backport from mainline:
751 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
752 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
755 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
756 (musermode): Convert to Var(TARGET_USERMODE).
757 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
758 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
759 * config/sh/sh.c (sh_option_override): Use
760 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
761 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
763 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
765 (udivsi3_i4_single, divsi3_i4_single): Use
766 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
767 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
768 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
769 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
770 (SUBTARGET_OVERRIDE_OPTIONS): New.
772 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
774 Backport from mainline:
775 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
777 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
778 to m2a-single instead of m2e.
780 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
783 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
786 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
789 * config/i386/i386.c (init_cumulative_args): Also set
790 cum->callee_return_avx256_p.
791 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
792 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
794 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
795 callee_return_avx256_p.
797 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
799 Backport from mainline:
800 2012-12-04 Ian Lance Taylor <iant@google.com>
802 * godump.c (find_dummy_types): Output a dummy type if we couldn't
803 output the real type.
805 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
808 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
809 (PLUS_EXPR): Likewise.
810 * doc/cppopts.texi (--help): Likewise.
811 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
812 (-fdump-rtl-cprop_hardreg): Likewise.
813 (-fdump-rtl-csa): Likewise.
814 (-fdump-rtl-dce): Likewise.
815 (-fdump-rtl-dbr): Likewise.
816 (-fdump-rtl-into_cfglayout): Likewise.
817 (-fdump-rtl-outof_cfglayout): Likewise.
819 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
822 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
823 (arm_print_operand, case 'S'): Don't use shift_operator to validate
826 2013-03-14 Seth LaForge <sethml@google.com>
829 Backport from mainline
830 2012-10-22 Julian Brown <julian@codesourcery.com>
832 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
833 VFP D registers in big-endian mode.
835 2013-03-08 Joey Ye <joey.ye@arm.com>
837 Backport from mainline
838 2013-03-06 Joey Ye <joey.ye@arm.com>
841 * gcc.c (convert_white_space): New function.
842 (main): Handles white space in function name.
844 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
846 Backport from mainline
847 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
850 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
851 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
852 to SH_DIV_CALL_TABLE for TARGET_SH2.
853 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
855 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
856 mdiv= call-div1, call-fp, call-table options.
858 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
860 * config.gcc (arm*-*-rtemself*): New.
861 (arm*-*-rtems*): Removed.
862 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
863 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
865 2013-03-01 Richard Biener <rguenther@suse.de>
867 Backport from mainline
868 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
870 PR tree-optimization/55481
871 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
872 back to general rewriting if we cannot leave an original biv
875 2013-03-01 Richard Biener <rguenther@suse.de>
877 Backport from mainline
878 2012-04-10 Richard Guenther <rguenther@suse.de>
881 * gimple-low.c (gimple_check_call_args): Properly account for
882 compatible aggregate types.
884 2013-02-26 Nick Clifton <nickc@redhat.com>
887 Import this patch from the mainline:
889 2012-08-17 Nick Clifton <nickc@redhat.com>
891 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
892 (branch_true): Likewise.
893 (branch_false): Likewise.
895 2013-02-26 Jakub Jelinek <jakub@redhat.com>
897 PR tree-optimization/56443
898 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
899 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
900 to type_for_mode langhook.
902 2013-02-21 Jakub Jelinek <jakub@redhat.com>
905 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
908 2013-02-19 Jakub Jelinek <jakub@redhat.com>
910 Backported from mainline
911 2013-02-19 Jakub Jelinek <jakub@redhat.com>
913 PR tree-optimization/56350
914 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
915 if haven't found reduction or nested cycle operand, rather than
916 asserting we must find it.
918 PR tree-optimization/56381
919 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
922 2013-02-08 Jakub Jelinek <jakub@redhat.com>
924 PR tree-optimization/56250
925 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
926 if type is unsigned and code isn't MULT_EXPR.
928 2013-02-06 Jakub Jelinek <jakub@redhat.com>
931 * omp-low.c (use_pointer_for_field): Return false if
932 lower_send_shared_vars doesn't generate any copy-out code.
934 2012-11-27 Jakub Jelinek <jakub@redhat.com>
936 PR tree-optimization/55110
937 * tree-vect-loop.c (vectorizable_reduction): Don't assert
938 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
940 2013-02-18 Richard Biener <rguenther@suse.de>
943 2013-02-04 Richard Biener <rguenther@suse.de>
945 Backport from mainline
946 2012-07-04 Richard Guenther <rguenther@suse.de>
948 PR tree-optimization/53844
949 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
950 the loop virtual PHI.
952 2013-02-13 David S. Miller <davem@davemloft.net>
954 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
956 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
958 Backport from mainline
959 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
961 PR rtl-optimization/56275
962 * simplify-rtx.c (avoid_constant_pool_reference): Check that
963 offset is non-negative and less than cmode size before
964 calling simplify_subreg.
966 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
968 Backport from mainline
969 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
971 * config/i386/sse.md (FMAMODEM): New mode iterator.
972 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
973 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
975 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
977 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
978 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
979 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
981 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
983 Backport from mainline
984 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
987 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
988 If there is no implicit builtin declaration, just return NULL.
990 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
991 Michael Meissner <meissner@linux.vnet.ibm.com>
993 Backport from mainline
994 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
995 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
997 2013-02-07 David S. Miller <davem@davemloft.net>
999 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
1001 * var-tracking.c (vt_add_function_parameter): Test the presence of
1002 HAVE_window_save properly and do not remap argument registers when
1003 we have a leaf function.
1005 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1007 Backport from mainline
1008 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1011 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1013 * config/i386/i386.c (ix86_print_operand): Ditto.
1015 2013-02-07 Alan Modra <amodra@gmail.com>
1018 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1019 static chain, set REST_INLINE_FPRS too.
1021 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
1023 Backport from mainline
1024 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1026 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1027 * configure: Regenerate.
1029 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1031 Backport from mainline
1032 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1033 Andrew Dixie <andrewd@gentrack.com>
1035 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1038 2013-02-05 Richard Biener <rguenther@suse.de>
1040 Backport from mainline
1041 2012-12-10 Richard Biener <rguenther@suse.de>
1043 PR tree-optimization/55107
1044 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1045 (bitmap_set_replace_value): Add gcc_unreachable.
1046 (do_regular_insertion): Re-write all_same handling. Insert
1047 an assignment instead of a PHI in this case.
1048 (execute_pre): Do not record constified events.
1050 2013-02-05 Richard Biener <rguenther@suse.de>
1052 PR tree-optimization/54767
1053 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1054 backedges drop all symbolical range information.
1055 (execute_vrp): Compute backedges.
1057 2013-02-04 Richard Biener <rguenther@suse.de>
1059 Backport from mainline
1060 2012-01-11 Richard Guenther <rguenther@suse.de>
1062 PR tree-optimization/44061
1063 * tree-vrp.c (extract_range_basic): Compute zero as
1064 value-range for __builtin_constant_p of function parameters.
1066 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1069 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1071 2013-02-04 Richard Biener <rguenther@suse.de>
1073 Backport from mainline
1074 2012-07-04 Richard Guenther <rguenther@suse.de>
1076 PR tree-optimization/53844
1077 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1078 the loop virtual PHI.
1080 2012-12-13 Richard Biener <rguenther@suse.de>
1083 * tree-streamer.c (record_common_node): Check that we are not
1084 recursively pre-loading nodes we want to skip. Handle
1085 char_type_node appearing as part of va_list_type_node.
1087 2013-02-04 Richard Biener <rguenther@suse.de>
1090 * gimple.h (gimple_call_builtin_class_p): New function.
1091 * gimple.c (validate_call): New function.
1092 (gimple_call_builtin_class_p): Likewise.
1093 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1094 Use gimple_call_builtin_class_p.
1095 (find_func_clobbers): Likewise.
1096 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1097 (strlen_optimize_stmt): Likewise.
1099 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1101 Backported from mainline
1102 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1104 PR tree-optimization/56125
1105 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1106 pow(x,c) into sqrt(x) * powi(x, n/2) or
1107 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1108 optimizing for size.
1109 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1110 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1113 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1115 PR tree-optimization/56098
1116 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1117 for stmts with volatile ops.
1118 (cond_store_replacement): Don't optimize if assign has volatile ops.
1119 (cond_if_else_store_replacement_1): Don't optimize if either
1120 then_assign or else_assign have volatile ops.
1122 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1125 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1126 instead of cmpdi_operand for first comparison operand.
1127 Don't assert that comparison operands aren't both constants.
1129 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1131 PR tree-optimization/56051
1132 * fold-const.c (fold_binary_loc): Don't fold
1133 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1134 a narrowing conversion, or widening conversion from signed
1137 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1140 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1141 the case where writing real complex part of target modifies
1144 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1147 * function.c (thread_prologue_and_epilogue_insns): Always
1148 add crtl->drap_reg to set_up_by_prologue.set, even if
1149 stack_realign_drap is false.
1151 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1153 PR tree-optimization/55921
1154 * tree-complex.c (expand_complex_asm): New function.
1155 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1157 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1159 PR rtl-optimization/55838
1160 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1161 iv0.step, iv1.step and step.
1163 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1166 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1167 * gimple-low.c: Include langhooks.c.
1168 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1169 by default call lang_hooks.block_may_fallthru.
1170 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1172 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1173 (LANG_HOOKS_INITIALIZER): Use it.
1175 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1178 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1179 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1180 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1181 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1182 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1184 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1186 PR tree-optimization/55236
1187 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1188 and signed ARG0_TYPE, force low and high to be non-NULL.
1190 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1192 PR rtl-optimization/54127
1193 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1194 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1195 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1196 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1197 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1199 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1201 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1202 range isn't testing for zero.
1204 2013-01-29 Richard Biener <rguenther@suse.de>
1206 PR tree-optimization/56113
1207 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1209 (label_visit): Free duplicate bitmaps and record the leader instead.
1210 (perform_var_substitution): Adjust.
1212 2013-01-28 Serowk <serowk@yandex.ru>
1215 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1216 Fix mode checks to allow for the passing of constants in the
1218 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1219 Add entries in the switch statement for builtin iwmmxt vector
1220 shift and rotate builtins.
1222 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1224 Backport from mainline
1225 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1228 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1229 operand 0 in movabs insn template for -masm=intel asm alternative.
1230 (*movabs<mode>_2): Ditto for operand 1.
1232 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1234 Backport from mainline
1235 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1238 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1239 alternative to (o,r).
1240 (*movdi_internal_rex64): Remove (!o,n) alternative.
1241 (DImode immediate->memory splitter): Remove.
1242 (DImode immediate->memory peephole2): Remove.
1243 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1244 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1245 alternative to (!o,*r).
1246 (*movtf_internal_sse): New pattern.
1247 (*movxf_internal_rex64): New pattern.
1248 (*movxf_internal): Disable for TARGET_64BIT.
1249 (*movdf_internal_rex64): Remove (!o,F) alternative.
1251 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1253 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1254 involving stack registers slightly.
1256 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1258 * config/i386/constraints.md (Yf): New constraint.
1259 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1260 of f constraint to conditionaly disable x87 register preferences.
1261 (*movdf_internal): Ditto.
1262 (*movsf_internal): Ditto.
1264 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1266 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1267 (*movtf_internal_rex64): Add (!o,C) alternative
1268 (*movxf_internal_rex64): Ditto.
1269 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1271 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1273 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1275 2013-01-24 Martin Jambor <mjambor@suse.cz>
1277 Backport from mainline
1278 2013-01-04 Martin Jambor <mjambor@suse.cz>
1280 PR tree-optimization/55755
1281 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1282 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1284 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1286 Backport from mainline
1287 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1289 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1291 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1293 PR rtl-optimization/56023
1294 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1295 dependent on debug instruction.
1297 2013-01-21 Martin Jambor <mjambor@suse.cz>
1299 Backport from mainline
1300 2013-01-17 Martin Jambor <mjambor@suse.cz>
1302 PR tree-optimizations/55264
1303 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1304 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1305 for virtual functions.
1306 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1307 for virtual methods.
1308 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1309 virtual methods before inlining is over.
1311 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1313 Backport from mainline
1314 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1317 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1318 store through atomic_store<mode>_1.
1319 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1321 2013-01-16 Richard Biener <rguenther@suse.de>
1324 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1325 account for bitpos when computing alignment.
1327 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1329 Backport from 2013-01-14 trunk r195169.
1332 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1333 etc. to 1 and not to __flash.
1334 Use LL suffix for __INT24_MAX__ with -mint8.
1335 Use ULL suffix for __UINT24_MAX__ with -mint8.
1337 2013-01-14 Matthias Klose <doko@ubuntu.com>
1339 * doc/invoke.texi: Document -print-multiarch.
1340 * doc/install.texi: Document --enable-multiarch.
1341 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1342 * configure.ac: Add --enable-multiarch option.
1343 Substitute with_cpu, with_float.
1344 * configure: Regenerate.
1345 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1346 enable_multiarch, with_cpu, with_float: New macros.
1347 if_multiarch: New macro, define in terms of enable_multiarch.
1348 * genmultilib: Add new argument for the multiarch name.
1349 * gcc.c (multiarch_dir): Define.
1350 (for_each_path): Search for multiarch suffixes.
1351 (driver_handle_option): Handle multiarch option.
1352 (do_spec_1): Pass -imultiarch if defined.
1353 (main): Print multiarch.
1354 (set_multilib_dir): Separate multilib and multiarch names
1355 from multilib_select.
1356 (print_multilib_info): Ignore multiarch names in multilib_select.
1357 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1358 * cppdefault.h (default_include): Document multiarch in multilib
1360 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1361 include directory for multiarch directories.
1362 * common.opt: New options --print-multiarch and -imultilib.
1364 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1365 Include i386/t-linux.
1366 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1367 Include i386/t-kfreebsd.
1368 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1369 * config/i386/t-linux64: Add multiarch names in
1370 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1371 * config/i386/t-gnu: New file.
1372 * config/i386/t-kfreebsd: Likewise.
1373 * config/i386/t-linux: Likewise.
1375 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1376 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1377 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1378 for 32bit non-biarch configurations.
1380 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1381 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1384 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1386 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1388 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1389 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1390 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1392 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1393 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1394 Include rs6000/t-linux for 32bit non-biarch configurations.
1396 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1398 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1400 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1401 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1403 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1404 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1406 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1408 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1409 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1410 (vect_estimate_min_profitable_iter): Adjust to above fix.
1411 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1413 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1415 Backport from mainline
1416 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1418 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1419 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1420 documentation. Add missing '__' in front of
1421 __builtin_ia32_packssdw256.
1423 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1425 Backport from mainline
1426 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1428 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1429 attribute of movddup insn to DF.
1430 (*vec_interleave_lowv2df): Ditto.
1431 (vec_dupv2df): Ditto.
1433 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1435 Backport from 2013-01-07 trunk r194991, r194992.
1438 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1441 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1442 (avr_addrspace_t): Add .section_name field.
1443 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1445 (avr_addrspace): Same. Initialize .section_name. Remove last
1446 NULL entry. Put __memx into .progmemx.data.
1447 (progmem_section_prefix): Remove.
1448 (avr_asm_init_sections): No need to initialize progmem_section.
1449 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1450 section name prefix.
1451 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1452 retrieve the progmem section.
1453 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1454 boundary to run over avr_addrspace[].
1455 (avr_register_target_pragmas): Ditto.
1457 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1459 Backport from 2013-01-07 trunk r194978.
1462 * doc/install.texi (Cross-Compiler-Specific Options): Document
1465 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1467 Backport from 2013-01-07 trunk r194968.
1470 * config/avr/t-avr: Don't automatically rebuild
1471 $(srcdir)/config/avr/t-multilib
1472 $(srcdir)/config/avr/avr-tables.opt
1473 (avr-mcus): New phony target to build them on request.
1474 (s-avr-mlib): Remove.
1475 * avr/avr-mcus.def: Adjust comments.
1477 2013-01-07 Terry Guo <terry.guo@arm.com>
1479 Backport from mainline
1480 2012-12-19 Terry Guo <terry.guo@arm.com>
1482 * config/arm/arm.c (thumb_find_work_register): Check argument
1483 register number based on current PCS.
1485 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1487 Backport from mainline
1488 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1491 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1492 selected code model, define __code_mode_small__, __code_model_medium__,
1493 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1494 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1495 xchg temporary register with %k. Declare temporary register as
1497 [__x86_64__]: For medium and large code models, preserve %rbx register.
1499 2013-01-03 Richard Henderson <rth@redhat.com>
1501 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1502 after eliminating TLS symbols.
1504 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1507 * config/pa/pa.md (movsi): Revert previous change.
1508 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1511 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1514 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1517 2013-01-02 Jason Merrill <jason@redhat.com>
1520 * tree.c (build_array_type_1): Revert earlier change.
1522 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1525 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1526 after reload starts.
1528 2012-12-21 Martin Jambor <mjambor@suse.cz>
1530 PR tree-optimization/55355
1531 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1532 bit_position is small enough to fit a single HOST_WIDE_INT.
1534 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1536 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1538 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1540 Backport from mainline
1541 2012-10-15 Matthias Klose <doko@ubuntu.com>
1543 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1544 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1546 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1547 Tomash Brechko <tomash.brechko@gmail.com>
1550 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1551 handling of before and after cases.
1552 * config/sparc/sync.md (atomic_store): Fix pasto.
1554 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1556 * optabs.c (expand_atomic_store): Elide redundant model test.
1558 2012-12-13 Richard Henderson <rth@redhat.com>
1561 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1563 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1566 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1567 (tldo_stb_sp64): Likewise.
1568 (tldo_sth_sp32): Likewise.
1569 (tldo_sth_sp64): Likewise.
1570 (tldo_stw_sp32): Likewise.
1571 (tldo_stw_sp64): Likewise.
1572 (tldo_stx_sp64): Likewise.
1574 2012-12-10 Kai Tietz <ktietz@redhat.com>
1577 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1579 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1581 Backport from mainline
1582 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1583 H.J. Lu <hongjiu.lu@intel.com>
1586 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1587 before using it as insn or call equivalent.
1589 2012-12-06 Jason Merrill <jason@redhat.com>
1592 * tree.c (build_array_type_1): Re-layout if we found it in the
1595 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1597 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1598 opaque cond in all call insns.
1600 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1602 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1603 area if the function allocates dynamic stack space.
1604 (ia64_initial_elimination_offset): Adjust offsets to above change.
1606 2012-12-03 Richard Biener <rguenther@suse.de>
1608 Backport from mainline
1609 2012-09-24 Richard Guenther <rguenther@suse.de>
1611 PR tree-optimization/53663
1612 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1613 native encode/interpret translation on VN_WALKREWRITE.
1615 2012-12-03 Kai Tietz <ktietz@redhat.com>
1618 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1621 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1624 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1626 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1628 Backport from mainline:
1629 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1632 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1633 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1634 (in_nullified_branch_delay): Likewise.
1635 (in_call_delay): Likewise.
1636 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1637 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1638 the $$sh_func_adrs call as variable. Update type of sibcalls and
1639 $$sh_func_adrs call.
1640 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1641 length instead of adjustment. Handle negative and undefined call
1642 adjustments for insn_default_length. Remove adjustment for millicode
1643 insn with unfilled delay slot.
1644 (pa_output_millicode_call): Update for revised millicode length.
1645 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1647 2012-11-29 Kai Tietz <ktietz@redhat.com>
1650 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1651 use by XNEWVEC/XRESIZEVEC.
1653 * i386.c (get_scratch_register_on_entry): Handle
1654 thiscall-convention.
1655 (split_stack_prologue_scratch_regno): Likewise.
1656 (ix86_static_chain): Likewise.
1657 (x86_output_mi_thunk): Likewise.
1659 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1661 Backported from mainline
1662 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1663 Markus Trippelsdorf <markus@trippelsdorf.de>
1666 * lto-opts.c (lto_write_options): Also handle
1667 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1668 OPT_SPECIAL_program_name.
1671 * lto-wrapper.c (merge_and_complain): Handle
1672 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1673 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1675 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1677 PR rtl-optimization/55489
1678 * gcse.c (compute_transp): Precompute a canonical version
1679 of XEXP (x, 0), and pass it to canon_true_dependence.
1681 2012-11-27 Richard Biener <rguenther@suse.de>
1684 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1685 stmt with a NOP instead of removing it.
1687 2012-11-26 Richard Biener <rguenther@suse.de>
1689 Backport from mainline
1690 2012-10-19 Richard Biener <rguenther@suse.de>
1692 PR tree-optimization/54976
1693 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1694 Robustify against odd inner_mode inputs.
1696 2012-10-12 Richard Biener <rguenther@suse.de>
1698 PR tree-optimization/54894
1699 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1700 Handle over-aligned scalar types properly.
1702 2012-10-02 Richard Guenther <rguenther@suse.de>
1705 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1706 cleaning up the CFG.
1708 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1710 Backport from mainline
1711 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1713 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1714 explaining the register ordering preferences.
1716 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1717 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1718 constraints so that the traditional floating point loads, stores,
1719 and moves are done first, then the VSX loads, stores, and moves,
1720 and finally the GPR loads, stores, and moves so that reload
1721 chooses FPRs over GPRs, and uses the traditional load/store
1722 instructions which provide an offset.
1723 (movdf_hardfloat64): Likewise.
1725 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1727 Backported from mainline
1728 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1729 H.J. Lu <hongjiu.lu@intel.com>
1732 * config/i386/i386.c (legitimize_pic_address): Properly handle
1734 (ix86_print_operand_address): Set code to 'k' when forcing
1735 addr32 prefix. For x32, zero-extend negative displacement if
1738 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1740 * common.opt (fvar-tracking-uninit): Document.
1741 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1742 * config/darwin.c (darwin_override_options): Likewise.
1744 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1746 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1747 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1749 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1751 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1753 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1755 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1758 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1760 Backport from mainline
1761 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1763 * config/i386/i386.c (ix86_init_machine_status): Do not
1764 explicitly clear tls_descriptor_call_expanded_p again.
1766 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1768 * config/i386/sse.md
1769 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1770 as read and written by the instruction.
1772 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1774 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1775 (ix86_instantiate_decls): New function.
1776 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1777 stack slot instead of SLOT_VIRTUAL.
1778 <case IX86_BUILTIN_STMXCSR>: Ditto.
1779 (assign_386_stack_local): Do not assert when virtual slot is valid.
1780 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1781 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1782 (truncxf<mode>2): Ditto.
1783 (floatunssi<mode>2): Ditto.
1784 (isinf<mode>2): Ditto.
1785 * config/i386/sync.md (atomic_load<mode>): Ditto.
1786 (atomic_store<mode>): Ditto.
1788 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1791 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1792 the argument is itself a conditional expression.
1794 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1796 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1799 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1801 PR tree-optimization/54986
1802 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1803 conversions on entry but add them back on exit if needed.
1805 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1808 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1810 (print_reg): Use true_regnum rather than REGNO.
1811 (ix86_print_operand_address): Remove SUBREG handling.
1813 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1815 Backported from mainline
1816 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1819 * gimple.h (is_gimple_sizepos): New inline function.
1820 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1821 final assignment to expr variable.
1822 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1823 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1824 into a local temporary.
1826 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1828 PR tree-optimization/54877
1829 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1830 use make_ssa_name instead of copy_ssa_name.
1832 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1834 Backport from mainline
1835 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1837 PR tree-optimization/53708
1838 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1839 user-supplied alignment when used with an explicit section name.
1841 2012-11-02 Jeff Law <law@redhat.com>
1843 PR tree-optimization/54985
1844 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1845 from thread_across_edge.
1846 (thread_across_edge): Use it in all cases where we might thread
1849 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1851 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1852 special register pushes before frame probing and allocation.
1854 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1855 Joel Sherrill <joel.sherrill@oarcorp.com>
1857 * config/sparc/t-rtems: New (Custom multilibs).
1858 * config/sparc/t-rtems-64: New (Custom multilibs).
1859 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1860 (sparc-*-rtems*): Add sparc/t-rtems.
1862 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1864 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1866 (hash_rtx): Likewise.
1868 2012-10-29 Terry Guo <terry.guo@arm.com>
1870 Backport from mainline
1871 2012-10-11 Terry Guo <terry.guo@arm.com>
1873 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1875 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1878 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1880 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1881 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1883 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1885 * config/avr/t-rtems: Revert previous commit.
1887 2012-10-26 Terry Guo <terry.guo@arm.com>
1889 Backport from mainline
1890 2012-10-23 Terry Guo <terry.guo@arm.com>
1893 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1896 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1898 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1900 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1902 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1904 * config.gcc (microblaze*-*-rtems*): New target.
1905 * config/microblaze/rtems.h: New.
1906 * config/microblaze/t-rtems: New.
1908 2012-10-25 Richard Biener <rguenther@suse.de>
1910 PR tree-optimization/54902
1911 * tree-ssa-pre.c (fini_pre): Return TODO.
1912 (execute_pre): Adjust.
1913 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1914 blocks before computing dominators.
1916 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1918 Backport from mainline
1919 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1921 * config/i386/i386.c (memory_address_length): Assert that non-null
1922 base or index RTXes are registers. Do not check for REG RTXes.
1923 Determine addr32 prefix using SImode_address_operand or
1924 from original base and index RTXes. Simplify code.
1926 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1928 * config/i386/i386-protos.h (memory_address_length): Add new bool
1929 argument. Update all uses.
1930 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1931 add length of addr32 prefix based on mode of base or index register.
1932 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1933 addresses here. Update call to memory_address_length.
1934 (ix86_print_address_operand): Use SImode_address_operand predicate.
1935 * config/i386/predicates.md (SImode_address_operand): New.
1936 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1937 to calculate "mode" attribute. Use SImode_address_operand predicate
1938 instead of open-coding accepted RTX codes.
1940 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1942 Backport from 2012-10-22 trunk r192685.
1943 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1944 Note __AVR_<device>__ is not defined for cores.
1945 Don't point to --help=target.
1946 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1948 2012-10-19 Marek Polacek <polacek@redhat.com>
1950 Backported from mainline
1951 2012-10-19 Marek Polacek <polacek@redhat.com>
1954 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1955 pointer/non-pointer comparison.
1957 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1959 Backported from mainline
1960 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1963 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1964 sure the mode is correct when falling through from above cases.
1966 2012-10-19 Alan Modra <amodra@gmail.com>
1968 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1969 (HAVE_LD_LARGE_TOC): Likewise.
1970 * configure: Regenerate.
1972 2012-10-19 Alan Modra <amodra@gmail.com>
1974 * config/rs6000/predicates.md (splat_input_operand): Don't call
1975 input_operand for MEMs. Instead check for volatile and call
1976 memory_address_addr_space_p with modified mode.
1978 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1980 Backported from mainline
1981 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1983 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1985 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1987 PR rtl-optimization/54870
1988 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1989 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1990 SSA_NAME pointer that points to a partition if there is at least
1991 one variable with it set in the partition.
1992 * dse.c (local_variable_can_escape): New predicate.
1993 (can_escape): Call it.
1994 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1995 mark the SSA_NAME pointer that points to a partition.
1997 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1999 Backport from mainline
2000 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
2002 PR rtl-optimization/53701
2003 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
2004 rocess not only expr's vinsns but all old vinsns from expr's
2007 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2009 Backport from mainline
2010 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
2013 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2015 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
2016 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2017 only if producer writes to the register given by regno.
2019 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
2021 Backport from mainline
2022 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2024 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2025 (UNSPEC_LOADU): New.
2026 (UNSPEC_STOREU): Ditto.
2027 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2028 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2029 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2030 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2031 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2032 (<sse2>_storedqu<avxsizesuffix>): ... this.
2033 (*sse4_2_pcmpestr_unaligned): Update.
2034 (*sse4_2_pcmpistr_unaligned): Ditto.
2036 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2037 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2038 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2039 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2040 gen_sse2_load{dqu,upd} to load from unaligned memory and
2041 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2043 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2044 Use CODE_FOR_sse_loadups.
2045 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2046 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2047 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2048 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2049 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2050 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2051 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2052 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2053 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2054 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2055 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2057 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2059 Backport from trunk (r190222):
2061 PR tree-optimization/54146
2062 * ifcvt.c: Include pointer-set.h.
2063 (cond_move_process_if_block): Change type of then_regs and
2064 else_regs from alloca'd array to pointer_sets.
2065 (check_cond_move_block): Update for this change.
2066 (cond_move_convert_if_block): Likewise.
2067 * Makefile.in: Fix dependencies for ifcvt.o.
2069 2012-10-15 Richard Guenther <rguenther@suse.de>
2071 PR tree-optimization/54920
2072 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2073 allocate temporary storage for all NARY elements.
2075 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2078 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2080 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2082 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2083 default_use_cxa_atexit to yes.
2085 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2087 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2089 2012-10-05 Jan Hubicka <jh@suse.cz>
2090 Jakub Jelinek <jakub@redhat.com>
2092 PR tree-optimization/33763
2093 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2094 attribute for redefined extern inline functions.
2096 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2098 Backported from mainline
2099 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2101 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2102 in SSE and YMM state support check for -march=native.
2104 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2107 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2110 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2112 Backported from mainline
2113 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2116 * doc/invoke.texi: Document -mprefer-avx128.
2118 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2120 Backported from mainline
2121 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2124 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2125 (XSTATE_FP): Likewise.
2126 (XSTATE_SSE): Likewise.
2127 (XSTATE_YMM): Likewise.
2128 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2129 SSE and YMM states aren't supported.
2131 2012-10-01 Tom de Vries <tom@codesourcery.com>
2133 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2136 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2139 * config/s390/s390.c (s390_option_override): Add missing break.
2141 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2143 Backport from mainline
2144 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2146 * config.gcc: Replace 'host' with 'target' when configuring for
2147 powerpc64*-*-freebsd.
2149 2012-09-28 Meador Inge <meadori@codesourcery.com>
2151 Backport from mainline
2152 2012-09-27 Meador Inge <meadori@codesourcery.com>
2154 * gcc-ar.c (main): Handle the returning of the sub-process error
2157 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2159 Backport from 2012-09-28 trunk r191821.
2160 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2162 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2165 * simplify-rtx.c (simplify_binary_operation_1): Perform
2166 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2168 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2170 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2171 TYPE_NONALIASED_COMPONENT flag.
2172 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2173 TYPE_NONALIASED_COMPONENT flag.
2175 2012-09-21 Richard Guenther <rguenther@suse.de>
2178 Backport from mainline
2179 2012-04-19 Richard Guenther <rguenther@suse.de>
2181 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2184 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2187 * c-typeck.c (c_cast_expr): When casting to a type requiring
2188 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2191 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2194 * c-typeck.c (build_unary_op): Pass original argument of
2195 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2196 any C_MAYBE_CONST_EXPR, if it has integer operands.
2197 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2198 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2199 to c_objc_common_truthvalue_conversion, then remove any
2200 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2201 c_objc_common_truthvalue_conversion not
2202 c_common_truthvalue_conversion.
2203 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2204 call note_integer_operands for arguments with integer operands
2205 that are not integer constants.
2207 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2209 Backported from mainline
2210 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2212 PR tree-optimization/54563
2213 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2214 gimple_purge_dead_eh_edges if last call has been changed.
2216 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2219 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2220 instead of (match_dup 0) as second argument to vec_merge.
2221 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2222 Remove third alternative.
2223 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2224 operand 2 instead of operand 1, but put it as first argument
2226 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2227 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2230 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2232 * BASE-VER: Set to 4.7.3.
2233 * DEV-PHASE: Set to prerelease.
2235 2012-09-20 Release Manager
2237 * GCC 4.7.2 released.
2239 2012-09-15 Andi Kleen <ak@linux.intel.com>
2241 Backport from mainline
2242 2012-09-07 Andi Kleen <ak@linux.intel.com>
2244 * gcc/lto-streamer.h (res_pair): Add.
2245 (lto_file_decl_data): Replace resolutions with respairs.
2247 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2248 Initialize respairs.
2249 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2251 2012-09-14 Walter Lee <walt@tilera.com>
2253 Backport from mainline.
2254 2012-09-14 Walter Lee <walt@tilera.com>
2256 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2257 option for TILEPro and TILE-Gx.
2259 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2261 * config/i386/i386.h (x86_prefetchw): New global variable.
2262 (TARGET_PREFETCHW): New macro.
2263 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2264 (processor_alias_table): Add PTA_PREFETCHW to
2265 bdver1, bdver2 and btver1.
2266 (ix86_option_override_internal): Set x86_prefetchw for
2267 PTA_PREFETCHW targets.
2268 * config/i386/i386.md (prefetch): Expand to prefetchw
2269 for TARGET_PREFETCHW.
2270 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2272 Backport from mainline
2273 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2275 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2276 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2278 (*prefetch_sse): ... this.
2279 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2281 (*prefetch_3dnow): ... this.
2283 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2286 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2287 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2289 2012-09-12 Teresa Johnson <tejohnson@google.com>
2291 Backport from mainline.
2292 2012-09-12 Teresa Johnson <tejohnson@google.com>
2294 PR gcov-profile/54487
2295 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2296 test using F_SETLKW with fcntl.
2297 * configure, config.in: Regenerate.
2299 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2301 Backport from mainline
2302 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2304 * config/i386/i386.md : Comments on fma4 instruction selection
2305 reflect requirement on register pressure based cost model.
2307 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2308 flag is set-reset as informed by the cpuid flag.
2310 * config/i386/i386.c (processor_alias_table): fma4
2311 flag is enabled for bdver2.
2313 2012-09-12 Christian Bruel <christian.bruel@st.com>
2315 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2317 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2319 * config.gcc: Obsolete picochip-*.
2321 2012-09-11 Richard Guenther <rguenther@suse.de>
2324 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2325 on flag_toplevel_reorder.
2327 2012-09-10 Richard Henderson <rth@redhat.com>
2329 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2332 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2334 Backport from 2012-09-10 mainline r191132.
2337 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2339 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2342 * tree-sra.c (disqualify_base_of_expr): Check for possible
2343 NULL_TREE returned by get_base_address()
2345 2012-09-07 Richard Guenther <rguenther@suse.de>
2347 Backport from mainline
2348 2012-06-26 Jan Hubicka <jh@suse.cz>
2351 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2354 2012-09-07 Richard Guenther <rguenther@suse.de>
2356 Backport from mainline
2357 2012-07-13 Richard Guenther <rguenther@suse.de>
2359 PR tree-optimization/53922
2360 * tree-vrp.c (value_inside_range): Change prototype to take
2361 min/max instead of value-range.
2362 (range_includes_zero_p): Likewise. Return the result from
2364 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2365 return value from range_includes_zero_p.
2366 (extract_range_from_unary_expr_1): Likewise.
2367 (compare_range_with_value): Likewise.
2368 (vrp_meet_1): Likewise.
2370 2012-09-07 Richard Guenther <rguenther@suse.de>
2373 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2374 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2375 arguments separately.
2377 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2379 Backported from mainline
2380 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2382 PR rtl-optimization/54455
2383 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2384 bb ends up with asm goto referencing bb's label.
2386 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2388 Backport from mainline.
2389 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2390 Richard Earnshaw <richard.earnshaw@arm.com>
2393 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2394 element size. Use elem_type from the formal parameter. New parameter
2396 (neon_expand_args): Adjust call to neon_dereference_pointer.
2398 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2400 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2401 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2403 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2405 Backport from mainline
2406 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2408 * config/i386/i386.md (isa): Add fma and fma4.
2409 (enabled): Handle fma and fma4.
2410 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2411 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2412 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2413 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2414 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2415 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2417 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2419 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2420 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2421 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2423 2012-09-06 Richard Guenther <rguenther@suse.de>
2425 PR tree-optimization/54498
2426 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2427 abort when reaching an already visited region.
2428 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2429 (get_continuation_for_phi_1): Likewise.
2430 (walk_non_aliased_vuses): When we translated the reference,
2431 abort when we re-visit a region.
2432 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2434 2012-09-06 Andrew Pinski <apinski@cavium.com>
2437 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2439 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2442 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2443 build_int_cst with size_type_node instead of size_int.
2445 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2447 Backport from 2012-09-05 mainline r190697.
2450 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2451 configured --with-avrlibc.
2452 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2454 * config/avr/avrlibc.h: New file.
2455 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2456 configured --with-avrlibc.
2457 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2459 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2461 Backport from 2012-09-04 mainline r190919
2464 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2465 of size less than 4 bytes by using macro ARM_NUM_INTS.
2466 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2468 2012-09-04 Richard Henderson <rth@redhat.com>
2470 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2472 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2474 Backport from 2012-09-04 mainline r190920
2477 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2479 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2481 Backport from 2012-09-04 mainline r190914
2484 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2486 (avr_allocate_stack_slots_for_args): ...this new static function.
2488 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2490 Backported from mainline
2491 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2494 * doc/invoke.texi: Add -da and remove -dm.
2496 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2498 Backported from mainline
2499 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2502 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2503 operands[1] is CONST_INT_P, convert it to QImode before printing.
2505 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2508 * c-convert.c (convert): Don't call fold_convert_loc if
2509 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2510 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2511 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2513 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2516 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2517 if init is a CONSTRUCTOR.
2519 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2521 PR rtl-optimization/54369
2522 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2523 calling dbr_schedule.
2524 * config/sparc/sparc.c (sparc_reorg): Likewise.
2526 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2528 Backport from mainline
2529 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2531 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2532 case for Atom processor.
2534 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2536 Backport from mainline
2537 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2540 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2541 true for TARGET_64BIT or !flag_pic.
2542 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2543 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2544 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2545 Add insn constraint. Conditionally emit xchg asm insns.
2546 (atomic_compare_and_swap<mode>): Update calls. Check only
2547 cmpxchg8b_pic_memory_operand in memory address fixup.
2549 (CASHMODE): Rename from DCASHMODE.
2550 (doublemodesuffix): Update modes.
2551 (regprefix): New mode attribute.
2553 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2554 <UNSPECV_CMPXCHG>: New constant.
2555 (atomic_compare_and_swap<mode>_1): Rename from
2556 atomic_compare_and_swap_single<mode>. Update calls and
2557 unspec_volatile constants.
2558 (atomic_compare_and_swap<mode>_doubleword): Rename from
2559 atomic_compare_and_swap_double<mode>. Update calls and
2560 unspec_volatile constants.
2562 2012-08-28 Walter Lee <walt@tilera.com>
2564 Backport from mainline
2565 2012-08-28 Walter Lee <walt@tilera.com>
2567 * confg/tilegx/tilegx.md: Fix code style.
2568 (*zero_extendsidi_truncdisi): Fix typo.
2569 * config/tilegx/tilegx.c: Fix code style.
2570 (tilegx_function_profiler): Fix typo.
2572 2012-08-27 Walter Lee <walt@tilera.com>
2574 Backport from mainline
2575 2012-08-27 Walter Lee <walt@tilera.com>
2577 * doc/md.texi (TILE-Gx): Fix typo.
2579 2012-08-27 Walter Lee <walt@tilera.com>
2581 Backport from mainline
2582 2012-08-27 Walter Lee <walt@tilera.com>
2584 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2585 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2587 2012-08-27 Walter Lee <walt@tilera.com>
2589 Backport from mainline
2590 2012-08-27 Walter Lee <walt@tilera.com>
2592 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2593 (insn_bfins): Delete.
2595 2012-08-27 Walter Lee <walt@tilera.com>
2597 Backport from mainline
2598 2012-08-27 Walter Lee <walt@tilera.com>
2600 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2601 atomic_exchange_bare<mode>,
2602 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2603 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2604 * config/tilegx/tilegx.md (type): Add X1_remove.
2605 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2606 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2607 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2610 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2612 PR rtl-optimization/54088
2613 * jump.c (delete_related_insns): Robustify latest change.
2615 2012-08-21 Richard Guenther <rguenther@suse.de>
2617 Backport from mainline
2618 2012-08-16 Richard Guenther <rguenther@suse.de>
2621 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2623 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2624 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2625 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2626 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2627 (tree_ssa_lim_finalize): Free all mem_refs.
2628 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2629 scc when bailing out.
2630 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2631 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2632 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2633 FOR_EACH_LOOP_BREAK.
2635 2012-08-17 Richard Guenther <rguenther@suse.de>
2637 * tree-sra.c (modify_function): Free redirect_callers vector.
2638 * ipa-split.c (split_function): Free args_to_pass vector.
2639 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2641 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2642 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2643 (vect_analyze_slp_instance): Free everything.
2644 (destroy_bb_vec_info): Free the SLP instances.
2646 2012-08-17 Richard Guenther <rguenther@suse.de>
2648 * params.def (integer-share-limit): Decrease from 256 to 251,
2651 2012-08-21 Richard Guenther <rguenther@suse.de>
2653 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2654 the affine expansion cache.
2656 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2658 Backported from trunk
2659 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2662 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2664 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2666 Backport from mainline.
2667 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2670 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2671 mark as predicable. Adjust asm template.
2672 (vec_setv2di_internal): Likewise.
2673 (vec_extract<mode> VD, VQ): Likewise.
2674 (vec_extractv2di): Likewise.
2675 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2676 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2677 (neon_vdup_n<mode> VX, V32): Likewise.
2678 (neon_vdup_nv2di): Likewise.
2680 2012-08-17 Walter Lee <walt@tilera.com>
2682 Backport from mainline
2683 2012-08-17 Walter Lee <walt@tilera.com>
2685 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2686 (FEEDBACK_ENTER): Define.
2687 (FEEDBACK_REENTER): Define.
2688 (FEEDBACK_ENTRY): Define.
2689 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2690 (FEEDBACK_ENTER): Define.
2691 (FEEDBACK_REENTER): Define.
2692 (FEEDBACK_ENTRY): Define.
2694 2012-08-16 Walter Lee <walt@tilera.com>
2696 Backport from mainline
2697 2012-08-16 Walter Lee <walt@tilera.com>
2699 * config.gcc (tilegx-*-linux*): Add feedback.h.
2700 (tilepro-*-linux*): Likewise.
2701 * config/tilegx/feedback.h: New file.
2702 * config/tilepro/feedback.h: New file.
2704 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2706 Backport from mainline r189840 and r187586:
2707 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2709 * config/i386/i386.md (stack_protect_set): Disable the pattern
2710 for Android since Android libc (bionic) does not provide random
2711 value for stack protection guard at gs:0x14. Guard value
2712 will be provided from external symbol (default implementation).
2713 (stack_protect_set_<mode>): Likewise.
2714 (stack_protect_test): Likewise.
2715 (stack_protect_test_<mode>): Likewise.
2716 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2717 not have Bionic by default
2718 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2719 Macro OPTION_BIONIC is defined in this file and provides Bionic
2720 accessibility status
2722 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2724 * configure.ac: Stack protector enabling for Android targets.
2725 * configure: Regenerate.
2727 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2729 Backported from trunk
2730 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2732 PR rtl-optimization/53942
2733 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2734 directly from likely spilled non-fixed hard registers, move them
2737 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2739 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2740 (xop_phaddubq): Ditto.
2742 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2744 Backport from mainline
2745 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2746 Richard Earnshaw <rearnsha@arm.com>
2748 * target.def (vector_alignment): New target hook.
2749 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2750 * doc/tm.texi: Regenerate.
2751 * targhooks.c (default_vector_alignment): New function.
2752 * targhooks.h (default_vector_alignment): Add prototype.
2753 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2754 * config/arm/arm.c (arm_vector_alignment): New function.
2755 (TARGET_VECTOR_ALIGNMENT): Define.
2757 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2758 vector type alignment instead of size.
2759 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2760 element type size directly instead of computing it from alignment.
2761 Fix variable naming and comment.
2763 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2765 Backport from mainline
2766 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2768 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2769 (alpha_pad_function_end): ... this. Also insert NOP between
2770 sibling call and GP load.
2771 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2773 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2775 Backport from mainline
2776 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2777 H.J. Lu <hongjiu.lu@intel.com>
2779 PR rtl-optimization/54157
2780 * combine.c (gen_lowpart_for_combine): Don't return identity
2781 for CONST or symbolic reference.
2783 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2785 Backport from mainline
2786 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2788 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2789 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2790 split_cost argument signed.
2791 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2792 (ix86_avoid_lea_for_addr): Ditto.
2794 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2796 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2797 the address has less than two components.
2799 2012-08-02 Steve Ellcey <sellcey@mips.com>
2801 Backport from mainline
2802 2012-07-19 Steve Ellcey <sellcey@mips.com>
2804 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2807 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2809 Backport from mainline
2810 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2813 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2814 negative constant address for TARGET_X32 ...
2815 (ix86_decompose_address): ... here. Reject constant addresses
2816 that don't satisfy x86_64_immediate_operand predicate.
2818 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2821 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2822 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2823 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2824 addresses. Prevent zero extensions of CONST_INT operands.
2826 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2829 * config/i386/i386.md (*lea): New insn pattern.
2831 (*lea<mode>_2): Ditto.
2832 (*lea_{3,4,5,6}_zext): Ditto.
2833 * config/i386/predicates.md (lea_address_operand): Do not reject
2834 zero-extended address operands.
2835 * config/i386/constraints.md (j): Remove address constraint.
2836 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2838 (ix86_print_operand_address): Handle SImode subreg of an address.
2839 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2841 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2843 Backport from mainline
2844 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2847 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2848 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2850 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2851 (*movdi_internal_rex64): Use %E operand modifier for lea.
2852 (*movsi_internal): Ditto.
2854 (*lea<mode>_2): Ditto.
2855 (*lea_{3,4,5,6}_zext): Ditto.
2856 (*tls_global_dynamic_32_gnu): Ditto.
2857 (*tls_global_dynamic_64): Ditto.
2858 (*tls_dynamic_gnu2_lea_32): Ditto.
2859 (*tls_dynamic_gnu2_lea_64): Ditto.
2860 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2862 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2864 Backport from mainline
2865 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2867 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2869 (ix86_print_operand_address): Assert that parts.base and parts.index
2870 are non-NULL after call to simplify_subreg.
2872 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2875 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2877 * config/sh/sh.c (sh_option_override): Do not change
2878 flag_finite_math_only. Set TARGET_IEEE to complement of
2879 flag_finite_math_only.
2880 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2881 description of mieee and mno-ieee behavior.
2883 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2886 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2887 (_lzcnt_u64): Ditto.
2889 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2891 Backport from mainline
2892 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2894 PR rtl-optimization/52250
2895 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2896 to put note list into. Unconditionally call move_bb_info.
2897 (move_bb_info): Do not assert the blocks being in the same region,
2898 just drop the note list if they are not.
2900 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2902 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2904 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2906 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2907 defining statement is a SSA name that occurs in abnormal PHIs.
2909 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2911 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2914 2012-07-19 Richard Guenther <rguenther@suse.de>
2915 Eric Botcazou <ebotcazou@adacore.com>
2917 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2918 about transition from invariant to known bits.
2919 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2921 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2924 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2925 (cleanup_tree_cfg_bb): Don't call it.
2926 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2929 2012-07-19 Christian Bruel <christian.bruel@st.com>
2932 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2934 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2936 * config.gcc (v850-*-rtems*): New target.
2937 * config/v850/rtems.h: New.
2938 * config/v850/t-rtems: New.
2940 2012-07-18 Nick Clifton <nickc@redhat.com>
2942 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2944 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2948 Backport from mainline
2949 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2952 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2953 instead expand it as zero extension.
2955 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2957 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2958 QImode and HImode splitters. Use ix86_comparison_operator.
2959 Explicitly match FLAGS_REG.
2960 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2962 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2963 Steven Bosscher <steven@gcc.gnu.org>
2964 Bernd Schmidt <bernds@codesourcery.com>
2966 PR rtl-optimization/53908
2967 * df-problems.c (can_move_insns_across): When doing
2968 memory-reference book-keeping, handle call insns.
2970 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2972 Backport from mainline
2973 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2976 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2977 sibcall_insn_operand. Move it to a temporary register if not.
2979 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2982 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2983 emit PIC sequence for fnaddr symbol reference in advance.
2985 2012-07-09 Jason Merrill <jason@redhat.com>
2988 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2989 (type_hash_eq): Likewise.
2992 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2994 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2996 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2997 due to negative shift amount.
2999 2012-07-06 Kai Tietz <ktietz@redhat.com>
3001 Backport from mainline.
3003 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3004 as "/mingw/include".
3006 2012-07-06 Nick Clifton <nickc@redhat.com>
3008 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3009 default_encode_section_info.
3011 2012-07-06 Richard Guenther <rguenther@suse.de>
3013 Backport from mainline
3014 2012-03-30 Richard Guenther <rguenther@suse.de>
3017 * double-int.c (rshift_double): Remove not needed cast.
3019 2012-03-28 Richard Guenther <rguenther@suse.de>
3022 * double-int.h (rshift_double): Remove.
3023 * double-int.c (lshift_double): Use absu_hwi to make count
3025 (rshift_double): Make static, take unsigned count argument,
3026 remove handling of negative count argument.
3027 (double_int_rshift): Dispatch to lshift_double.
3029 2012-07-06 Richard Guenther <rguenther@suse.de>
3031 Backport from mainline
3032 2012-06-18 Richard Guenther <rguenther@suse.de>
3034 PR tree-optimization/53693
3035 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3036 Reject operands with more than one use.
3038 2012-07-06 Richard Guenther <rguenther@suse.de>
3040 Backport from mainline
3041 2012-04-11 Richard Guenther <rguenther@suse.de>
3044 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3045 consider loop nesting.
3046 (evolution_function_is_univariate_p): Properly check the remainder
3049 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3051 Backport from mainline
3052 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3054 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3055 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3056 (adjacent_mem_locations): Move some code to and call...
3057 (get_memref_parts): ...new function.
3058 (mem_locations_overlap): New function.
3059 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3060 (is_mem_ref): Rename to...
3061 (find_mem_ref): ...this. Return MEM rtx.
3062 (get_store_dest): Remove function.
3063 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3064 new parameter and adjust calls.
3065 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3066 mem refs overlap for true_store_to_load_dep_costly.
3067 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3068 passed to adjacent_mem_locations.
3069 (is_costly_group): Walk resolved dependency list.
3070 (force_new_group): Emit group ending nop for Power6/Power7.
3071 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3072 (group_ending_nop): New define_insn.
3074 2012-07-04 Richard Guenther <rguenther@suse.de>
3077 * gimple-fold.c (get_base_constructor): Do not return an
3078 error_mark_node DECL_INITIAL.
3080 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3082 Backport from mainline
3083 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3085 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3086 code model string in the error message.
3088 2012-07-04 Tristan Gingold <gingold@adacore.com>
3090 Backport from mainline.
3091 2012-06-25 Tristan Gingold <gingold@adacore.com>
3093 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3094 (seh_cfa_adjust_cfa): ... that function.
3095 (seh_emit_stackalloc): Do not emit out of range values.
3096 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3097 UNSPEC_DEF_CFA constants.
3098 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3099 * config/i386/i386.c (ix86_frame_pointer_required): Required
3100 for very large frames on SEH target.
3101 (ix86_compute_frame_layout): Save area is before frame pointer
3102 on SEH target. Handle very large frames.
3103 (ix86_expand_prologue): Likewise.
3105 2012-07-04 Richard Guenther <rguenther@suse.de>
3107 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3108 as in free_lang_data_in_type.
3110 2012-07-02 Martin Jambor <mjambor@suse.cz>
3112 Backport from mainline.
3113 2012-07-02 Martin Jambor <mjambor@suse.cz>
3116 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3117 dynamic type change check.
3119 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3121 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3122 last statement of the finally block onto the switch.
3124 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3126 * configure: Regenerate.
3128 Backport from mainline.
3129 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3131 * config.gcc (target_type_format_char): New. Document it. Set it for
3133 * configure.ac (gnu_unique_option): Use target_type_format_char
3134 in test. Comment rationale.
3136 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3138 Backport from mainline.
3139 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3141 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3143 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3145 Backport from 2012-06-28 mainline r189049
3148 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3149 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3150 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3151 avr_hard_regno_call_part_clobbered.
3153 2012-06-28 Richard Guenther <rguenther@suse.de>
3156 * expr.c (expand_expr_real_1): Verify if the type is complete
3157 before inspecting its size.
3159 2012-06-27 Nick Clifton <nickc@redhat.com>
3161 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3164 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3167 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3169 2012-06-26 Nick Clifton <nickc@redhat.com>
3171 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3173 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3176 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3177 of x x x in the vmovlps load alternative.
3179 2012-06-22 Richard Guenther <rguenther@suse.de>
3181 * gcov-iov.c: Include bconfig.h and system.h.
3183 2012-06-22 Richard Guenther <rguenther@suse.de>
3185 PR gcov-profile/53744
3186 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3188 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3190 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3191 DECL_IGNORED_P non-reg vars even if they are used.
3193 2012-06-19 Jason Merrill <jason@redhat.com>
3196 * dwarf2out.c (modified_type_die): Use scope_die_for.
3197 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3198 (uses_local_type_r, uses_local_type): New.
3199 (scope_die_for): Keep a type that uses a local type in local scope.
3200 Use get_context_die for namespace and type scope.
3202 2012-06-19 Richard Guenther <rguenther@suse.de>
3205 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3206 replace it with the first non-BLOCK context.
3208 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3210 PR rtl-optimization/53700
3212 Backport from mainline
3213 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3215 * ira-color.c (setup_left_conflict_sizes_p): Process all
3216 conflicting objects.
3218 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3220 Backport from mainline
3221 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3224 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3225 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3226 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3227 instead of xop_mulv2div2di3_low.
3228 (xop_p<macs>dql): Fix vec_select selector.
3229 (xop_p<macs>dqh): Ditto.
3230 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3231 (xop_mulv2div2di3_high): Ditto.
3233 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3235 Backport from mainline:
3236 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3238 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3240 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3242 Backport from mainline:
3243 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3245 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3246 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3247 MAX_PCREL17F_OFFSET instead of fixed offset.
3248 (pa_attr_length_call): Likewise.
3249 (pa_attr_length_indirect_call): Likewise.
3251 2012-06-15 Walter Lee <walt@tilera.com>
3253 Backport from mainline:
3254 2012-06-15 Walter Lee <walt@tilera.com>
3256 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3258 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3260 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3262 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3264 Backport from mainline:
3266 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3267 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3268 * gimple.h (block_in_transaction): Check for flag_tm.
3270 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3272 PR tree-optimization/52558
3274 Backport from mainline:
3275 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3276 * gimple.h (gimple_set_in_transaction): Remove.
3277 (gimple_in_transaction): Look in BB instead.
3278 (gimple_statement_base): Remove in_transaction field.
3279 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3280 * trans-mem.c (compute_transaction_bits): Place transaction bit
3281 information into basic blocks.
3283 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3285 PR tree-optimization/52558
3286 * cfg.c (alloc_aux_for_edge): Fix comment.
3287 (alloc_aux_for_edge): Remove static.
3288 * basic-block.h (alloc_aux_for_edge): Protoize.
3289 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3290 (execute_sm_if_changed_flag): New.
3291 (execute_sm_if_changed_flag_set): New.
3292 (execute_sm): Do not generate data races unless requested.
3293 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3294 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3295 * gimple.h (block_in_transaction): New.
3296 (gimple_in_transaction): Use block_in_transaction.
3298 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3300 Backported from mainline
3301 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3303 PR rtl-optimization/53589
3304 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3305 discovery even when e->dest != target. If any LABEL_REF points
3306 to e->dest label, redirect it to target's label.
3308 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3311 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3312 returns false, replace stmt with GIMPLE_NOP.
3313 (check_omp_nesting_restrictions): Instead of issuing warnings,
3314 issue errors and return false if any errors were reported.
3316 2012-06-14 Richard Guenther <rguenther@suse.de>
3318 * BASE-VER: Set to 4.7.2.
3319 * DEV-PHASE: Set to prerelease.
3321 2012-06-12 Christian Bruel <christian.bruel@st.com>
3324 * config/sh/sh.c (sh_option_override): Don't force
3325 flag_omit_frame_pointer and maccumulate_outgoing_args.
3326 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3328 2012-06-14 Release Manager
3330 * GCC 4.7.1 released.
3332 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3334 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3336 2012-06-13 Richard Henderson <rth@redhat.com>
3338 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3339 iterator instead of INT.
3341 2012-06-08 Richard Henderson <rth@redhat.com>
3344 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3345 note to a clobber insn when no other insn is available.
3347 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3350 * doc/invoke.texi (Wenum-compare): Update documentation.
3352 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3355 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3357 (altivec_stvlxl): Ditto.
3358 (altivec_stvrx): Ditto.
3359 (altivec_stvrxl): Ditto.
3361 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3364 * trans-mem.c (expand_block_edges): Do not skip the first
3365 statement when resetting the BB.
3367 2012-06-04 Richard Guenther <rguenther@suse.de>
3370 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3371 create new assembler names.
3373 2012-06-04 Richard Guenther <rguenther@suse.de>
3375 Backport from mainline
3376 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3379 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3380 larger than maxbits. Don't compute maxbits modulo align.
3381 Also check that unit bytes long store at bitpos / unit * unit
3382 doesn't affect bits beyond bitregion_end.
3383 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3384 would not fit into bitregion_start ... bitregion_end + 1 bit
3386 (store_split_bit_field): Decrease unit close to end of bitregion_end
3387 if access is restricted in order to avoid mutual recursion.
3389 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3391 Backport from 2012-06-04 mainline r188172
3394 * config/avr/avr-stdint.h: New file.
3395 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3398 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3400 PR tree-optimization/53550
3401 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3402 is POINTER_TYPE_P, use sizetype as step type instead of type.
3404 2012-06-04 Richard Guenther <rguenther@suse.de>
3405 Eric Botcazou <ebotcazou@adacore.com>
3407 Backport from mainline
3408 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3410 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3411 Change type of BITOFFSET to signed. Make sure the lower bound of
3412 the computed range is non-negative by adjusting OFFSET and BITPOS.
3413 (expand_assignment): Adjust call to get_bit_range.
3415 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3417 * expr.c (get_bit_range): Return the null range if the enclosing record
3418 is part of a larger bit field.
3420 2012-03-20 Richard Guenther <rguenther@suse.de>
3422 * stor-layout.c (finish_bitfield_representative): Fallback
3423 to conservative maximum size if the padding up to the next
3424 field cannot be computed as a constant.
3425 (finish_bitfield_layout): If we cannot compute the distance
3426 between the start of the bitfield representative and the
3427 bitfield member start a new representative.
3428 * expr.c (get_bit_range): The distance between the start of
3429 the bitfield representative and the bitfield member is zero
3430 if the field offsets are not constants.
3432 2012-03-16 Richard Guenther <rguenther@suse.de>
3434 * stor-layout.c (finish_bitfield_representative): Fall back
3435 to the conservative maximum size if we cannot compute the
3436 size of the tail padding.
3438 2012-03-14 Richard Guenther <rguenther@suse.de>
3440 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3441 * stor-layout.c (start_bitfield_representative): New function.
3442 (finish_bitfield_representative): Likewise.
3443 (finish_bitfield_layout): Likewise.
3444 (finish_record_layout): Call finish_bitfield_layout.
3445 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3446 for QUAL_UNION_TYPE fields.
3447 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3448 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3449 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3454 * expr.c (get_bit_range): Unconditionally extract bitrange
3455 from DECL_BIT_FIELD_REPRESENTATIVE.
3456 (expand_assignment): Adjust call to get_bit_range.
3458 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3461 * fold-const.c (fold_binary_loc): Refine previous change.
3463 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3465 Backport from mainline
3466 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3469 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3470 avoid going above orig insn. Update comments.
3472 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3474 Backport from mainline
3475 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3478 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3479 prologue for unwinder and profiler.
3481 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3483 Backport from mainline
3484 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3486 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3488 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3490 Backport from mainline
3491 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3493 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3494 DBX_REGISTER_NUMBER.
3496 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3498 Backport from mainline
3499 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3501 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3502 operand is CONST_INT. Take COSTS_N_INSNS into account.
3503 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3506 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3508 * config/avr/avr.opt (-msp8): Document it.
3509 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3511 2012-05-31 Richard Guenther <rguenther@suse.de>
3514 * expr.c (expand_assignment): Do not use movmisalign on
3517 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3520 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3521 (pa_section_type_flags): New.
3522 (pa_legitimate_constant_p): Revert previous change.
3524 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3526 Backport from mainline
3527 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3530 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3531 accessed indirectly.
3532 (ipa_tm_create_version): Same.
3534 2012-05-30 Jason Merrill <jason@redhat.com>
3537 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3538 about array compound literals.
3540 2012-05-30 Richard Guenther <rguenther@suse.de>
3543 * fold-const.c (fold_binary_loc): Make sure to call
3544 fold_plusminus_mult_expr with the original sign of operands.
3546 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3548 * explow.c (probe_stack_range): Restore simple control flow and stop
3549 again when the probe cannot be generated if HAVE_check_stack.
3551 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3553 PR rtl-optimization/53519
3554 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3555 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3557 2012-05-29 Richard Guenther <rguenther@suse.de>
3559 PR tree-optimization/53516
3560 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3562 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3564 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3566 Backport from mainline
3567 2012-05-28 Richard Guenther <rguenther@suse.de>
3569 PR tree-optimization/53438
3570 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3572 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3574 Backport from mainline
3575 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3577 PR rtl-optimization/52528
3578 * combine.c (can_combine_p): Add setting of subst_low_luid
3579 before call to expand_field_assignment().
3581 2012-05-26 Martin Jambor <mjambor@suse.cz>
3583 Backport from mainline
3584 2012-05-23 Martin Jambor <mjambor@suse.cz>
3586 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3588 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3591 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3592 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3594 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3597 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3598 (ix86_expand_vec_perm): Use int mode instead of float.
3600 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3603 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3604 gnu_ld variables to yes.
3605 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3606 (HAVE_GNU_AS): Likewise.
3607 * config.in: Regenerate.
3608 * configure: Likewise.
3610 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3612 Backport from mainline
3613 2012-03-12 Richard Guenther <rguenther@suse.de>
3614 * config/arm/arm.c (neon_dereference_pointer): Do not call
3615 covert during RTL expansion.
3617 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3619 Backport from mainline
3620 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3623 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3624 relied on signed overflow behavior.
3626 2012-05-24 Richard Guenther <rguenther@suse.de>
3629 * tree-profile.c (tree_profiling): Cleanup the CFG if
3630 execute_fixup_cfg requests it.
3632 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3634 PR tree-optimization/53465
3635 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3636 vr0 into *vr, then vrp_meet that.
3637 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3638 have any equivalences.
3639 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3642 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3644 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3646 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3647 (iterative_hash_gimple_type): Adjust comment.
3648 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3649 domain for an array type instead of the domain type itself.
3651 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3653 Backport from 2012-05-23 mainline r187803
3656 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3657 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3660 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3662 Backport from 2012-05-03 mainline r187075
3664 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3665 has_fma4 for AMD processors with both fma3 and fma4 support.
3667 2012-05-22 Richard Guenther <rguenther@suse.de>
3669 PR tree-optimization/53408
3670 * tree-vect-loop.c (vectorizable_induction): Properly check
3671 the restriction that we cannot handle induction results from
3672 the inner loop outside of the outer loop.
3674 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3676 PR tree-optimization/53436
3677 * omp-low.c (omp_build_component_ref): New function.
3678 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3680 PR tree-optimization/53366
3681 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3682 tests if complex_numbers == 2, but there are non-complex number loads
3685 PR tree-optimization/53409
3686 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3687 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3689 PR tree-optimization/53410
3690 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3691 instead of build_int_cst (type, 0) where vector types might be
3694 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3697 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3698 from folded operands before wrapping another around the
3699 conditional expression.
3701 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3702 Patrick Marlier <patrick.marlier@gmail.com>
3704 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3707 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3709 Backport from mainline
3710 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3713 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3714 (UNSPECV_RDRAND): This.
3715 (rdrand<mode>_1): Updated.
3717 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3719 Backport from mainline
3720 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3722 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3723 RDRND, F16C and FSGSBASE.
3725 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3727 Backport from mainline
3728 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3730 * tree-ssa-pre.c (can_value_number_call): Delete.
3731 (compute_avail): Skip all statements with side effects.
3732 <GIMPLE_CALL>: Skip calls to internal functions.
3734 2012-05-18 David S. Miller <davem@davemloft.net>
3736 Backport r185385 from mainline
3737 2012-03-14 Richard Guenther <rguenther@suse.de>
3740 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3741 element type instead of mode, use build_vector_type_for_mode
3742 instead of the langhook, build a vector of proper signedness.
3743 (expand_vector_operations_1): Adjust.
3745 2012-05-18 Olivier Hainque <hainque@adacore.com>
3747 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3748 $(libsubdir) as libexecsubdir.
3750 2012-05-16 Andrew Pinski <apinski@cavium.com>
3752 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3755 2012-05-16 David S. Miller <davem@davemloft.net>
3757 * jump.c (delete_related_insns): If we remove a CALL, make sure
3758 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3760 2012-05-16 Richard Henderson <rth@redhat.com>
3763 * combine-stack-adj.c (prev_active_insn_bb): New.
3764 (next_active_insn_bb): New.
3765 (force_move_args_size_note): New.
3766 (combine_stack_adjustments_for_block): Use it.
3768 2012-05-16 Olivier Hainque <hainque@adacore.com>
3770 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3771 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3772 Add comments and improve stamp preservation across the whole sequence.
3773 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3775 2012-05-16 Richard Guenther <rguenther@suse.de>
3777 PR tree-optimization/53364
3778 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3779 detect a view-conversion of the decl.
3781 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3784 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3785 that operands[2] is either immediate, or q_regs_operand.
3787 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3789 Backport r187139 from mainline.
3790 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3792 PR rtl-optimization/52804
3793 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3794 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3795 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3796 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3797 RELOAD_FOR_OUTADDR_ADDRESS.
3799 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3802 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3803 generate target register for "load" class builtins.
3806 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3809 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3810 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3811 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3812 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3813 (<sse>_movu<ssemodesuffix>): New expander.
3814 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3815 (avx_movdqu<avxmodesuffix>): New expander.
3816 (*sse2_movdqu): Rename from sse2_movdqu.
3817 (sse2_movdqu): New expander.
3819 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3821 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3822 lineno 1 the same as lineno 0 before first start file directive.
3823 (optimize_macinfo_range): Likewise.
3825 * dwarf2out.c (have_macinfo): Define.
3826 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3827 attribute, don't force empty compilation unit and don't emit any
3828 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3830 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3832 Backport from mainline
3833 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3835 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3836 ORDERED and UNORDERED conditions.
3838 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3840 * function.c (requires_stack_frame_p): If the function can throw
3841 non-call exceptions, return true if the insn can throw internally.
3843 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3845 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3846 DECL_ORIGINAL_TYPE if it is present.
3848 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3850 Backport from 2012-05-12 mainline r187342.
3853 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3854 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3855 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3856 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3857 (expand_prologue): Move initialization of cfun->machine->is_naked,
3858 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3859 (avr_set_current_function): ...this new static function.
3860 (TARGET_SET_CURRENT_FUNCTION): New define.
3861 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3862 checking attributes of current_function_decl.
3863 (avr_regs_to_save): Ditto.
3864 (signal_function_p): Rename to avr_signal_function_p.
3865 (interrupt_function_p): Rename to avr_interrupt_function_p.
3867 * doc/extend.texi (Function Attributes): Better explanation of
3868 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3871 2012-05-09 Matthias Klose <doko@ubuntu.com>
3873 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3875 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3878 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3879 when a constant source operand matches an "I" constraint, the "no
3880 CC0 change" applies to a register-destination only, not a
3881 strict_low_part-destination.
3883 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3885 Backport from mainline:
3886 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3888 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3890 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3892 PR tree-optimization/53239
3893 * tree-vrp.c (get_value_range): Set VR of
3894 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3897 2012-05-07 Richard Guenther <rguenther@suse.de>
3899 PR tree-optimization/53195
3900 * tree-inline.c (setup_one_parameter): Properly add referenced
3901 vars from the parameters new known value.
3903 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3905 Backport from mainline:
3906 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3909 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3912 2012-05-04 Ian Lance Taylor <iant@google.com>
3914 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3915 values from false to NULL.
3917 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3919 Backport from mainline
3920 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3923 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3924 (TARGET_CMOV): Rename from TARGET_CMOVE.
3925 (TARGET_CMOVE): New define.
3926 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3927 Do not set TARGET_CMOVE here.
3929 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3931 Backport from mainline:
3933 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3935 PR tree-optimization/52633
3936 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3937 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3938 (vect_recog_over_widening_pattern): Remove handling of code that was
3939 already detected as over-widening pattern. Remove special handling
3940 of "unsigned" cases. Instead, support general case of conversion
3941 of the shift result to another type.
3943 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3945 * tree-vect-patterns.c (vect_single_imm_use): New function.
3946 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3947 (vect_recog_over_widening_pattern): Likewise.
3948 (vect_recog_widen_shift_pattern): Likewise.
3950 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3952 PR tree-optimization/52870
3953 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3954 presumed pattern statement is within the same loop or basic block.
3956 2012-05-04 Richard Guenther <rguenther@suse.de>
3958 * common.opt (flto-report): Do not mark as Optimization.
3960 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3963 * recog.c (constrain_operands): If extra constraints are present, also
3964 accept pseudo-registers with equivalent memory locations during reload.
3966 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3968 Backport from the mainline
3969 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3972 * config/rs6000/rs6000.md (bswapdi splitters): If
3973 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3974 default) is used, generate an alternate sequence that does not
3975 depend on using indexed addressing.
3977 2012-05-03 David S. Miller <davem@davemloft.net>
3980 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3981 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3982 (sparc_emit_float_lib_cmp): Likewise.
3984 2012-05-04 Martin Jambor <mjambor@suse.cz>
3986 Backport from mainline
3987 2012-05-02 Martin Jambor <mjambor@suse.cz>
3990 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3991 of a variable when the contect is a function.
3993 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3996 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3997 append program name to it and pass that as first argument
3998 to make_relative_prefix. Always pass standard_libexec_prefix
3999 as last argument to make_relative_prefix. If
4000 make_relative_prefix returns NULL, fall back to
4001 standard_libexec_prefix.
4004 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4008 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4009 mode, return that mode.
4011 2012-05-03 Richard Guenther <rguenther@suse.de>
4013 PR tree-optimization/53144
4014 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4016 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4017 with SSA name values.
4018 (vn_reference_lookup_3): Adjust callers.
4020 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4022 PR tree-optimization/53163
4023 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4024 return value from compute_all_dependences.
4026 PR rtl-optimization/53160
4027 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4028 has been modified by ree pass already.
4030 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4032 Backport from mainline
4033 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4036 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4037 calls to cgraph_node_name in xstrdup.
4038 (ipa_make_edge_direct_to_target): Ditto.
4039 * tree-sra.c (convert_callers_for_node): Ditto.
4040 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4041 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4042 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4043 (cgraph_materialize_all_clones): Ditto.
4044 * ipa-inline.c (report_inline_failed_reason): Ditto.
4045 (want_early_inline_function_p): Ditto.
4046 (edge_badness): Ditto.
4047 (update_edge_key): Ditto.
4048 (flatten_function): Ditto.
4049 (ipa_inline): Ditto.
4050 (inline_always_inline_functions): Ditto.
4051 (early_inline_small_functions): Ditto.
4053 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4055 Backport from mainline
4056 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4058 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4059 Introduce emul_name to select the right linker emulation for
4060 powerpc64-*-freebsd*.
4061 * configure: Regenerate.
4062 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4063 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4064 * config/rs6000/freebsd64.h: New file.
4065 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4067 (rs6000_savres_strategy): Likewise.
4068 (rs6000_savres_routine_name): Likewise.
4069 (rs6000_elf_file_end): Likewise.
4070 * config/rs6000/t-freebsd64: New file.
4071 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4072 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4074 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4076 Backport from mainline
4077 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4080 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4082 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4084 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4085 predicate to discriminate types.
4087 2012-04-27 Richard Guenther <rguenther@suse.de>
4090 * convert.c (convert_to_integer): Avoid infinite recursion for
4091 target-defined built-in types.
4093 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4096 * config/cris/cris.md ("*andhi_lowpart_v32")
4097 ("*andqi_lowpart_v32"): Change first input-only operand from
4098 a (match_operand ...) to (match_dup 0). Drop alternatives with
4099 const_int-matching constraints for redundancy.
4100 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4101 three-operand alternative.
4103 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4105 Backport from mainline
4106 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4108 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4109 (*addsi_2_zext): Ditto.
4110 (*add<mode>_3): Ditto.
4111 (*addsi_3_zext): Ditto.
4112 (*add<mode>_5): Ditto.
4114 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4117 * c-typeck.c (set_nonincremental_init,
4118 set_nonincremental_init_from_string): Pass true instead of false
4119 as IMPLICIT to add_pending_init.
4121 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4123 Backport from 2012-04-24 mainline r186768.
4126 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4128 2012-04-24 Richard Guenther <rguenther@suse.de>
4130 PR tree-optimization/53085
4131 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4134 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4137 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4139 (output_addressed_constants): Likewise.
4142 * varasm.c (get_section): Don't ICE for section conflicts with
4143 built-in section kinds.
4145 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4147 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4149 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4151 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4153 2012-04-23 Richard Guenther <rguenther@suse.de>
4156 * c-typeck.c (build_binary_op): Fix typo.
4158 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4160 PR tree-optimizations/52891
4161 * tree-vect-patterns.c (adjust_bool_pattern): Use
4162 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4163 but with non-standard precision.
4165 2012-04-22 Ian Lance Taylor <iant@google.com>
4167 * godump.c (go_output_typedef): Dump size of structs.
4169 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4171 Backport from mainline:
4173 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4174 hints for 'A' operand types.
4176 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4178 Backport from 2012-04-19 mainline r186588.
4181 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4182 the case *(X+const).
4184 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4186 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4188 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4191 * config/i386/sync.md (atomic_<code><mode>): Rename to
4192 atomic_<logic><mode>.
4194 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4196 Backport from mainline
4197 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4200 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4201 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4202 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4203 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4204 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4205 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4206 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4207 gen_avx2_permvarv8sf.
4209 2012-04-16 Martin Jambor <mjambor@suse.cz>
4211 Backported from mainline
4213 2012-04-13 Martin Jambor <mjambor@suse.cz>
4216 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4217 fold_ctor_reference returns a zero constant.
4219 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4221 Backported from mainline
4222 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4224 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4225 and __ILP32__ for x32.
4227 2012-04-13 Tom de Vries <tom@codesourcery.com>
4229 Backport from mainline r186418.
4231 2012-04-13 Tom de Vries <tom@codesourcery.com>
4233 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4234 parameters vuse and vuse_escaped.
4235 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4236 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4239 2012-04-13 Richard Guenther <rguenther@suse.de>
4241 PR tree-optimization/52969
4242 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4243 the condition for the COND_EXPR and handle predicate negation
4244 by swapping the COND_EXPR arms.
4246 2012-04-13 Richard Guenther <rguenther@suse.de>
4249 * convert.c (convert_to_pointer): Remove special-casing of
4252 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4254 Backport from mainline
4255 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4258 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4259 the list of options to enable the FCFID instruction.
4260 (TARGET_EXTRA_BUILTINS): Adjust comment.
4262 2012-04-12 Richard Guenther <rguenther@suse.de>
4264 PR tree-optimization/52943
4265 * tree-chrec.h (chrec_is_positive): Remove.
4266 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4267 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4268 Return false for a constant zero instead of negative.
4269 (analyze_siv_subscript_cst_affine): Handle zero difference
4270 in the initial condition explicitely.
4272 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4275 * varasm.c (process_pending_assemble_externals): Set
4276 pending_assemble_externals_processed true.
4277 (assemble_external): Call assemble_external_real if the pending
4278 assemble externals have been processed.
4280 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4283 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4284 the DECL generated for the special GOT helper.
4286 2012-04-06 Walter Lee <walt@tilera.com>
4288 Backport from mainline
4289 2012-03-07 Walter Lee <walt@tilera.com>
4291 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4292 REG_CFA_* notes for the stack pointer.
4293 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4294 EH_RETURN_STACKADJ_RTX.
4295 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4296 generate REG_CFA_* notes for the stack pointer.
4297 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4298 by EH_RETURN_STACKADJ_RTX.
4300 2012-04-06 Matt Turner <mattst88@gmail.com>
4302 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4304 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4306 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4307 of the destination isn't also a FP_REGS register.
4309 2012-04-03 Richard Guenther <rguenther@suse.de>
4311 Backport from mainline
4312 2012-03-02 Richard Guenther <rguenther@suse.de>
4314 PR tree-optimization/52406
4315 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4316 (struct indices): Add unconstrained_base member.
4317 (struct dr_alias): Remove unused vops member.
4318 (DR_UNCONSTRAINED_BASE): New define.
4319 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4320 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4321 be an artificial access that covers the whole indexed object,
4322 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4323 plain decl base-objects to their MEM_REF variant.
4324 (dr_may_alias_p): When the base-object of either data reference
4325 has unknown size use only points-to information.
4326 (compute_affine_dependence): Make dumps easier to read and
4328 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4329 DR_REF when looking for packed references.
4330 (vect_supportable_dr_alignment): Likewise.
4332 2012-04-03 Richard Guenther <rguenther@suse.de>
4334 Backport from mainline
4335 2012-03-15 Richard Guenther <rguenther@suse.de>
4338 * tree-data-ref.c (subscript_dependence_tester_1): Check
4339 all dimensions for non-conflicting access functions.
4341 2012-04-03 Richard Guenther <rguenther@suse.de>
4343 Backport from mainline
4344 2012-03-06 Richard Guenther <rguenther@suse.de>
4347 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4349 2012-03-23 Richard Guenther <rguenther@suse.de>
4351 PR tree-optimization/52678
4352 * tree-vectorizer.h (struct _stmt_vec_info): Add
4353 loop_phi_evolution_part member.
4354 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4355 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4356 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4357 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4358 Use the cached evolution part and the PHI nodes value from
4359 the loop preheader edge instead of re-analyzing the evolution.
4361 2012-03-26 Richard Guenther <rguenther@suse.de>
4363 PR tree-optimization/52701
4364 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4365 compute and set the evolution part of PHI nodes.
4367 2012-03-30 Richard Guenther <rguenther@suse.de>
4369 PR tree-optimization/52754
4370 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4371 propagate arbitrary addresses into really plain dereferences.
4373 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4375 PR tree-optimization/52835
4376 * tree-data-ref.c (build_rdg): Return NULL if
4377 compute_data_dependences_for_loop failed.
4379 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4381 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4382 (stmt_can_make_abnormal_goto): Use it.
4383 (is_ctrl_altering_stmt): Likewise.
4385 2012-03-31 Martin Jambor <mjambor@suse.cz>
4387 Backported from mainline
4388 2012-03-30 Martin Jambor <mjambor@suse.cz>
4390 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4391 is a builtin_stack_save in a dominating BB.
4393 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4395 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4396 crossing 128bit lane boundary.
4398 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4400 Backported from mainline
4401 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4404 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4406 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4407 * config/i386/i386.c: Include reload.h.
4408 (ix86_legitimize_reload_address): New function.
4410 2012-03-28 Martin Jambor <mjambor@suse.cz>
4412 Backported from mainline
4413 2012-03-27 Martin Jambor <mjambor@suse.cz>
4416 * tree-sra.c (sra_modify_assign): Do not call
4417 load_assign_lhs_subreplacements when working with an unscalarizable
4420 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4423 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4424 __builtin_va_start to __builtin_next_arg if the latter is
4425 builtin_decl_explicit_p rather than when it is not.
4428 * tree-vect-generic.c (vector_element): Perform multiplication
4429 for pos in bitsizetype type instead of idx type.
4431 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4433 Backport from 2012-03-28 mainline r185910.
4436 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4437 (avr_builtin_decl): New static function.
4438 (struct avr_builtin_description, avr_bdesc): Move up.
4439 Add GTY marker. Add field fndecl. Remove redundant field id.
4440 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4441 (avr_expand_builtin): Code cleanup because .id is removed.
4443 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4446 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4449 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4451 Backport from 2012-03-28 mainline r185907.
4454 * config.gcc (tm_file): Remove avr/multilib.h.
4456 * doc/invoke.texi (AVR Options): Adjust
4457 documentation of -mtiny-stack.
4459 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4460 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4461 * config/avr/t-avr: Remove generation of multilib.h.
4462 * config/avr/t-multilib: Regenerate.
4463 * config/avr/multilib.h: Remove.
4464 * config/avr/avr.opt (-msp8): New option.
4465 (avr_sp8): New variable.
4466 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4467 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4468 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4469 (avr_device_to_sp8): New prototype.
4470 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4471 (DRIVER_SELF_SPECS): New define.
4472 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4473 __AVR_SP8__, __AVR_HAVE_SPH__.
4474 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4475 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4476 (avr_file_start): Ditto.
4478 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4481 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4482 instead of 8 in adjust_address.
4484 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4486 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4487 of a unit before computing the offset in units.
4489 2012-03-27 Richard Guenther <rguenther@suse.de>
4492 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4495 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4498 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4500 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4503 * varasm.c: Include pointer-set.h.
4504 (pending_assemble_externals_set): New pointer set.
4505 (process_pending_assemble_externals): Destroy the pointer set.
4506 (assemble_external): See if decl is in pending_assemble_externals_set,
4507 and add it to pending_assemble_externals if necessary.
4508 (init_varasm_once): Allocate pending_assemble_externals_set.
4510 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4512 Backported from mainline
4513 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4516 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4517 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4518 (vector_ltgt<mode>): Likewise.
4519 (vector_ordered<mode>): Likewise.
4520 (vector_unordered<mode>): Likewise.
4521 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4523 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4525 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4528 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4530 Backported from mainline
4531 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4535 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4536 GENERAL_REGS and FP_REGS for SImode.
4538 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4541 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4542 on any new_local_var_chain vars declared during recursing on
4543 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4545 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4547 Backport from 2012-03-22 mainline r185692.
4550 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4551 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4552 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4553 (delay_cycles_1, delay_cycles_2): Ditto.
4554 (delay_cycles_3, delay_cycles_4): Ditto.
4555 (nopv, *nopv): Ditto.
4556 (sleep, *sleep): Ditto.
4559 Backport from 2012-03-21 mainline r185605.
4561 PR rtl-optimization/52543
4563 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4564 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4565 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4566 (avr_load_libgcc_p): Restrict to __flash loads.
4567 (avr_out_lpm): Only handle 1-byte loads from __flash.
4568 (avr_load_lpm): New function.
4569 (avr_find_unused_d_reg): Remove.
4570 (avr_out_lpm_no_lpmx): Remove.
4571 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4572 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4573 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4574 (load_<mode>, load_<mode>_clobber): New insns.
4575 (mov<mode>): For multi-byte move from non-generic
4576 16-bit address spaces: Expand to load_<mode> resp.
4577 load_<mode>_clobber.
4578 (load<mode>_libgcc): Remove expander.
4579 (split-lpmx): Remove split.
4581 Backport from 2012-03-13 mainline r185329.
4584 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4585 offset (size) to a value the insns can deal with.
4586 (expand_epilogue): Ditto.
4588 Backport from 2012-03-12 mainline r185256.
4591 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4592 type from reg_class_t to enum reg_class.
4593 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4595 Backport from 2012-03-12 mainline r185253.
4598 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4599 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4600 r184615 from 2012-02-28.
4602 Backport from 2012-03-08 mainline r185105.
4604 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4605 for constants in [-63,63].
4607 Backport from 2012-03-08 mainline r185100.
4610 * config/avr/avr.c (avr_mem_clobber): New static function.
4611 (avr_expand_delay_cycles): Add memory clobber operand to
4612 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4613 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4614 (enable_interrupt, disable_interrupt): New expander.
4615 (nopv, sleep, wdr): New expanders.
4616 (delay_cycles_1): Add memory clobber.
4617 (delay_cycles_2): Add memory clobber.
4618 (delay_cycles_3): Add memory clobber.
4619 (delay_cycles_4): Add memory clobber.
4620 (cli_sei): New insn from former "enable_interrupt",
4621 "disable_interrupt" with memory clobber.
4622 (*wdt): New insn from former "wdt" with memory clobber.
4623 (*nopv): Similar, but for "nopv".
4624 (*sleep): Similar, but for "sleep".
4626 Backport from 2012-03-07 mainline r185043.
4629 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4631 Backport from 2012-03-07 mainline r185032.
4634 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4635 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4636 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4638 Backport from 2012-03-07 mainline r185031.
4641 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4643 * config/avr/avr.md (xload_8): Adjust insn length.
4645 Backport from 2012-03-07 mainline r185030.
4648 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4649 if RAMPZ affects reading from RAM.
4651 Backport from 2012-03-05 mainline r184919.
4653 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4655 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4657 Backport from mainline r185259.
4660 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4661 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4663 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4665 Backported from mainline
4666 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4669 * c-parser.c (c_parser_postfix_expression)
4670 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4672 * config/i386/smmintrin.h: Avoid /* within a comment.
4673 * config/i386/nmmintrin.h: Likewise.
4675 2012-03-22 Richard Guenther <rguenther@suse.de>
4677 * BASE-VER: Set to 4.7.1.
4678 * DEV-PHASE: Set to prerelease.
4680 2012-03-22 Release Manager
4682 * GCC 4.7.0 released.
4684 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4686 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4688 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4689 Andrew Pinski <apinski@cavium.com>
4692 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4693 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4694 calls instead of __builtin_ir{int,ound}*.
4696 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4699 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4702 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4704 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4705 Refer to GCC 4.7 version of c99status.html.
4707 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4709 Backport from mainline
4710 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4712 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4713 redefine to be NULL if the current bit-size is different from the
4714 configured bit-size.
4716 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4717 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4718 set the default tuning. Add asserts to make sure the cpu and tune
4719 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4720 test whether the index is set, instead of > 0.
4721 (rs6000_file_start): Do not reset the default cpu if the current
4722 bit-size is different from the configured bit-size.
4724 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4726 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4728 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4729 Update binutils references.
4730 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4731 Update binutils reference.
4732 Update Sun as/GNU ld caveat.
4733 Document binutils largefile requirement for LTO plugin.
4734 Remove reference to alternate libpthread.
4736 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4738 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4740 (Specific, mips-sgi-irix6): Likewise.
4742 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4744 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4745 * configure: Regenerate.
4747 2012-03-07 Richard Henderson <rth@redhat.com>
4749 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4750 * config/m68k/sync.md (atomic_test_and_set): Use it.
4751 (atomic_test_and_set_1): Likewise.
4753 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4756 * Makefile.in: Let install-gcc-ar depend on installdirs,
4757 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4758 Don't double canonicalize if cross-compiling.
4760 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4762 * trans-mem.c: New typedef for tm_region_p.
4763 Define vector types for tm_region_p.
4764 (tm_region_init): Replace region_worklist to a vector called
4767 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4770 * trans-mem.c (tm_region_init): Use last_basic_block.
4772 2012-03-05 Richard Henderson <rth@redhat.com>
4775 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4776 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4777 BIGGEST_ALIGNMENT is aligned.
4779 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4781 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4783 2012-03-05 Richard Henderson <rth@redhat.com>
4786 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4787 instead of calling negqi2 directly.
4789 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4791 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4792 (INTMAX_TYPE): Use it.
4793 (UINTMAX_TYPE): Likewise.
4794 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4795 (irix6_c_common_override_options): Declare.
4796 (C_COMMON_OVERRIDE_OPTIONS): Define.
4797 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4798 * config/mips/irix6-c.c: New file.
4799 * config/mips/t-irix6 (irix6-c.o): New target.
4800 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4803 2012-03-02 Richard Henderson <rth@redhat.com>
4805 * optabs.c (expand_atomic_test_and_set): Honor
4806 atomic_test_and_set_trueval even when atomic_test_and_set
4807 optab is not in use.
4809 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4811 Backport from mainline
4812 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4814 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4816 2012-03-02 Richard Guenther <rguenther@suse.de>
4818 * DEV-PHASE: Set to prerelease.
4820 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4822 * config.gcc (obsolete): Add all ARM targets using the FPA.
4823 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4824 * doc/install.texi: Avoid references to obsolete ARM ports.
4826 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4828 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4830 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4831 Joern Rennecke <joern.rennecke@embecosm.com>
4833 * doc/extend.texi: Expand and update information on interrupt
4834 attribute for Epiphany.
4836 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4838 * config/sh/sh-protos.h: Update copyright notice dates.
4839 * config/sh/sh.h: Likewise.
4840 * config/sh/sh.md: Likewise.
4841 * config/sh/constraints.md: Likewise.
4842 * config/sh/predicates.md: Likewise.
4844 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4846 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4847 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4849 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4851 * config/sh/constraints.md: Fix comment typo.
4853 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4856 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4857 unsigned HOST_WIDE_INT.
4858 (zvdep_imm64): Likewise.
4859 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4860 (vdepi_and): Likewise.
4861 Likewise for unamed 64-bit patterns.
4862 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4864 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4867 PR rtl-optimization/52417
4868 * cselib.c (cselib_any_perm_equivs): New variable.
4869 (cselib_reset_table): Check that it's not set when not
4870 preserving constants.
4871 (cselib_add_permanent_equiv): Set it.
4872 (cselib_have_permanent_equivalences): New.
4873 (cselib_init, cselib_finish): Reset it.
4874 * cselib.h (cselib_have_permanent_equivalences): Declare.
4875 * alias.c (get_addr): Restore earlier behavior when there
4876 aren't permanent equivalences.
4878 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4880 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4881 * config/v850/v850-modes.def: Fix copyright notice.
4883 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4885 * doc/extend.texi (AVR Built-in Functions): Document
4886 __builtin_avr_flash_segment.
4888 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4889 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4890 (*split.flash_segment): New insn-and-split.
4891 * config/avr/avr.c (avr_init_builtins): Add local variables:
4892 const_memx_void_node, const_memx_ptr_type_node,
4893 char_ftype_const_memx_ptr.
4895 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4897 PR tree-optimization/52445
4898 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4899 add ssa_name_ver, offset and size fields and change store field
4901 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4902 (add_or_mark_expr): Likewise. Only consider previous stores
4903 with the same size and offset.
4904 (nt_init_block): Only look at gimple_assign_single_p stmts,
4905 doesn't look at rhs2.
4907 2012-03-01 Richard Guenther <rguenther@suse.de>
4910 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4911 conversions from integral types to pointer types.
4913 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4915 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4916 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4917 unintentionally removed in r184616.
4919 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4921 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4924 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4925 Uros Bizjak <ubizjak@gmail.com>
4928 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4929 alternatives, add "e" constraint to the new last alternative
4930 and ! to last 3 alternatives.
4932 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4934 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4935 DW_AT_artificial attributes at the end of the processing.
4936 (gen_array_type_die): Likewise.
4937 (gen_enumeration_type_die): Likewise.
4938 (gen_struct_or_union_type_die): Likewise.
4939 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4942 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4945 * expr.c (expand_assignment): If doing misaligned store that doesn't
4946 cover all mode bits, perform a RMW cycle.
4948 PR tree-optimization/52429
4949 * tree-parloops.c (separate_decls_in_region_debug): Return early
4950 if var is LABEL_DECL.
4952 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4954 PR tree-optimization/52424
4955 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4956 calling dom_thread_across_edge.
4958 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4960 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4962 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4964 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4965 * config/avr/avr.c (avr_output_bld): Remove unused function.
4966 (avr_out_sbxx_branch): Use "%T" to print bit position.
4968 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4970 * config/avr/avr.md: Untabify.
4972 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4974 * config/avr/avr.md (eqne): New code iterator.
4975 (*dec-and-branchsi): Use it in text peephole's condition.
4976 (*dec-and-branchhi): Ditto.
4977 (*dec-and-branchqi): Ditto.
4979 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4982 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4983 the device does not have the skip-bug.
4985 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4987 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4988 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4989 -mpretend-cmove): New.
4991 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4994 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4995 doesn't count DEBUG_INSN refs.
4996 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4997 for DEBUG_INSN refs.
4999 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5003 2012-02-20 Richard Guenther <rguenther@suse.de>
5004 PR tree-optimization/52298
5005 * tree-vect-stmts.c (vectorizable_load): Properly use
5006 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5009 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5012 * gimple.h (gimple_in_transaction): New.
5013 (gimple_set_in_transaction): New.
5014 (struct gimple_statement_base): Add in_transaction field.
5015 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5017 (tree_ssa_lim_initialize): Compute transaction bits.
5018 * tree.h (compute_transaction_bits): Protoize.
5019 * trans-mem.c (tm_region_init): Use the heap to store BB
5021 (compute_transaction_bits): New.
5023 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5025 * gcc.c (display_help): Document --help=common and sort entries
5028 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5030 * doc/install.texi: Document check-$LANG specific shortcuts
5032 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5035 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5037 * config/arm/arm_neon.h: Regenerate.
5038 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5039 (neon_vcgeu): New insn.
5040 (neon_vcgtu): Likewise.
5041 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5042 (ops): Unsigned comparison intrinsics call a different
5045 2012-02-28 Richard Guenther <rguenther@suse.de>
5048 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5049 ordering for the VEC_CONCAT for two element vectors for
5050 V2SFmode, V2SImode and V2DImode.
5052 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5055 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5056 detecting big-endian triplets.
5058 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5060 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5061 mode if there is no type information available.
5063 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5065 PR tree-optimization/53207
5066 * doc/invoke.texi: Document as experimental and relying on graphite.
5068 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5070 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5071 of initializer to changes from r184614.
5073 2012-02-28 Richard Guenther <rguenther@suse.de>
5075 PR tree-optimization/52395
5076 * tree-sra.c (build_ref_for_offset): Also look at the base
5077 TYPE_ALIGN when figuring out the alignment of the replacement.
5079 2012-02-28 Richard Guenther <rguenther@suse.de>
5081 PR tree-optimization/52402
5082 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5083 mis-aligned types when creating the accesses at the call site.
5085 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5087 * config/avr/builtins.def: New file.
5088 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5089 * config/avr/avr.c (enum avr_builtin_id): Use it.
5090 (avr_init_builtins): Use it. And use avr_bdesc.
5091 (bdesc_1arg): Remove.
5092 (bdesc_2arg): Remove.
5093 (bdesc_3arg): Remove.
5094 (struct avr_builtin_description): Add field n_args.
5095 (avr_bdesc): New static variable using builtins.def.
5096 (avr_expand_builtin): Use it.
5097 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5098 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5099 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5101 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5104 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5105 match only one single hard register with respective hard reg rtx.
5106 (movmemx_<mode>): Ditto.
5107 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5108 insn anatomy of movmem[x]_<mode>.
5109 (avr_out_movmem): Same for printing assembler and operand usage.
5111 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5115 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5116 address spaces located outside of device flash.
5118 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5119 (mcu_type_s): Add field n_flash.
5120 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5121 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5122 (AVR_MCU): Add N_FLASH argument.
5123 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5124 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5125 macro __FLASH<n> if that address space makes sense for the device.
5126 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5127 outside of target flash.
5128 (avr_asm_named_section): Ditto.
5129 (avr_asm_select_section): Ditto.
5130 (avr_addr_space_convert): Ditto.
5131 (avr_emit_movmemhi): Ditto.
5132 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5133 address space is outside of device flash.
5134 (avr_insert_attributes): Ditto.
5135 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5136 avr_current_arch->n_segments.
5138 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5141 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5143 (*movabs<mode>_2): Likewise.
5145 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5148 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5149 s_register_operand in the test instead of REG_P. Don't call
5150 gen_reg_rtx if it won't be used.
5152 PR tree-optimization/52376
5153 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5155 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5157 * ifcvt.c (noce_get_condition): Check condition variable is not
5158 small_register_classes_for_mode_p before accepting.
5160 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5162 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5164 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5167 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5168 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5170 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5172 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5174 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5176 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5178 * config/sh/predicates.md: Remove blank lines.
5179 * config/sh/sh.c: Fix typos in comments.
5180 * config/sh/constraints.md: Likewise.
5181 * config/sh/sh.md: Remove blank lines.
5182 Fix typos in comments. Use ;; as comment characters.
5184 2012-02-26 Walter Lee <walt@tilera.com>
5186 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5187 (replace_mov_pcrel_step2): Ditto.
5189 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5192 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5193 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5194 and locs that reference values newer than the non-canonical value
5195 at hand. Return the canonical value as a worst case.
5196 (memrefs_conflict_p): Walk canonical value's locs.
5199 * cselib.c (preserve_only_constants): Rename to...
5200 (preserve_constants_and_equivs): ... this. Split out...
5201 (invariant_or_equiv_p): ... this. Preserve plus expressions
5202 of other preserved expressions too.
5203 (cselib_reset_table): Adjust.
5204 * var-tracking.c (reverse_op): Use canonical value to build
5207 2012-02-23 Kai Tietz <ktietz@redhat.com>
5209 * config/i386/i386.c (ix86_delegitimize_address): Handle
5210 UNSPEC_PCREL plus displacement.
5212 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5215 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5216 to test for unusedness in st X addressing.
5218 2012-02-24 Richard Guenther <rguenther@suse.de>
5221 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5222 (is_gimple_reg_type): Move inline ...
5223 * gimple.h (is_gimple_reg_type): ... here.
5225 2012-02-24 Richard Guenther <rguenther@suse.de>
5228 * passes.c (execute_function_todo): When verifying SSA form
5229 verify gimple form first.
5230 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5232 2012-02-24 Richard Guenther <rguenther@suse.de>
5235 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5236 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5238 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5240 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5242 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5244 * tree-phinodes.c (make_phi_node): Mark static.
5245 * tree-flow.h (make_phi_node): Remove extern decl.
5246 * doc/gimple.texi (make_phi_node): Remove documentation.
5248 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5250 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5251 * tree-ssa-sccvn.c (print_scc): Ditto.
5253 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5255 * doc/passes.texi (Full redundancy elimination): Fix typo.
5257 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5259 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5261 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5264 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5266 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5269 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5271 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5273 * config/avr/avr.md (code_stdname): Add ior, xor.
5274 (xior): New code iterator.
5275 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5276 (*<code_stdname><mode>qi.byte1-3): Ditto.
5278 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5280 PR tree-optimization/52019
5281 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5284 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5286 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5287 HAVE_INITFINI_ARRAY to work around namespace pollution in
5288 certain versions of newlib system headers.
5289 * config.in: Regenerate.
5290 * configure: Regenerate.
5291 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5292 instead of HAVE_INITFINI_ARRAY.
5294 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5297 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5298 is not offsettable memory reference.
5300 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5303 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5304 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5306 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5308 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5309 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5311 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5313 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5314 library on Solaris 8 even without TLS support.
5315 * configure: Regenerate.
5317 2012-02-22 Richard Guenther <rguenther@suse.de>
5320 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5321 for GIMPLE_DEBUG stmts.
5323 2012-02-22 Martin Jambor <mjambor@suse.cz>
5326 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5327 according to the base object.
5329 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5331 PR rtl-optimization/50063
5332 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5333 and 2 (8-bit SP) in operand 2.
5334 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5335 setup to use movhi_sp_r instead of vanilla move to write SP.
5336 Adjust REG_CFA notes to superseed unspec.
5337 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5339 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5340 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5341 irq_state 1 (IRQ known to be on) here.
5343 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5345 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5347 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5348 assign_hard_reg): Likewise.
5350 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5352 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5354 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5357 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5358 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5360 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5362 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5363 prototype from here to...
5364 * config/avr/avr.h: ...here.
5366 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5369 * thumb2.md (thumb2_shiftsi3_short): Split register and
5370 immediate shifts. For register shifts tie operands 0 and 1.
5371 (peephole2 for above): Check that register-controlled shifts
5372 have suitably tied operands.
5374 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5377 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5378 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5379 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5380 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5381 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5382 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5383 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5384 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5385 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5386 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5387 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5388 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5389 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5390 bdver1_ssevector_avx256_unaligned_load,
5391 bdver1_ssevector_sse128_unaligned_load,
5392 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5393 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5394 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5395 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5396 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5397 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5398 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5399 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5400 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5401 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5402 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5403 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5404 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5405 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5406 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5407 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5408 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5409 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5410 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5411 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5412 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5413 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5414 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5415 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5416 bdver1_ssediv_double_load, bdver1_ssediv_double,
5417 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5418 Add "bdver2" attribute.
5420 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5422 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5423 default if possible and not specified otherwise.
5425 2012-02-21 Richard Guenther <rguenther@suse.de>
5428 * gimplify.c (create_tmp_from_val): Use the main variant type
5429 for the type of the temporary we create.
5431 2012-02-21 Richard Guenther <rguenther@suse.de>
5433 PR tree-optimization/52324
5434 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5435 do not gimplify a MEM_REF address operand if it is already
5438 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5440 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5441 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5443 2012-02-21 Richard Guenther <rguenther@suse.de>
5445 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5446 nested_in_vect_loop.
5448 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5450 PR tree-optimization/52318
5451 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5452 vdef also to non-pure/const call stmts in the sequence.
5454 2012-02-20 David S. Miller <davem@davemloft.net>
5456 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5457 don't use the "rd %pc" instruction on v9 for PIC register loads.
5459 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5462 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5463 in a transaction safe function.
5465 2012-02-20 Kai Tietz <ktietz@redhat.com>
5468 * stor-layout.c (place_field): Handle desired_align for
5471 2012-02-20 Richard Guenther <rguenther@suse.de>
5473 PR tree-optimization/52298
5474 * tree-vect-stmts.c (vectorizable_store): Properly use
5475 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5477 (vectorizable_load): Likewise.
5478 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5479 Access DR_STEP after ensuring it is not NULL.
5481 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5483 PR tree-optimization/52286
5484 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5485 optimization use double_int_to_tree instead of build_int_cst_wide,
5486 rewrite to use double_int vars.
5488 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5491 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5493 Remove -e 0 from $gcc_cv_ld invocation.
5494 Only use __GLIBC_PREREQ if defined.
5495 Enable on Solaris since Solaris 8 patch.
5496 (gcc_SUN_LD_VERSION): New macro.
5497 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5498 gcc_SUN_LD_VERSION for version number format.
5499 * configure: Regenerate.
5500 * varasm.c (get_elf_initfini_array_priority_section): Set
5501 SECTION_NOTYPE for non-default priority.
5502 Use get_section instead of get_unnamed_section to emit
5503 .init_array/.fini_array with default priority.
5505 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5507 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5508 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5509 (mips_start_unique_function, mips_output_mips16_rdhwr)
5510 (mips_code_end): New functions.
5511 (TARGET_ASM_CODE_END): Define.
5513 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5515 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5516 to stubs with non-sibling calls.
5518 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5520 * doc/invoke.texi (-fira-* options): Copy-edit.
5521 (ira-* parameters): Copy-edit.
5523 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5525 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5526 GCC coding conventions.
5528 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5530 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5531 when used as adjectives.
5533 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5535 * doc/invoke.texi: Clean up "that"/"which" confusion.
5537 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5539 * system.h: Poison SMALL_REGISTER_CLASSES
5540 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5541 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5543 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5545 PR tree-optimization/52285
5546 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5547 when deciding if a call is a tail call or tail recursion.
5549 2012-02-16 Kai Tietz <ktietz@redhat.com>
5551 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5552 interger-constant displacement for UNSPEC_PCREL.
5554 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5556 PR rtl-optimization/52208
5557 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5558 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5560 PR tree-optimization/52255
5561 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5562 loop->header has virtual PHI, but exit_e->dest doesn't, add
5563 virtual PHI to exit_e->dest and adjust all uses after the loop.
5566 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5567 children with clone_tree_hash, not after it.
5569 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5571 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5572 extended identifiers.
5574 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5577 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5578 a same_body_alias, also test whether e->callee isn't a former
5579 or current clone of the decl this is a same body alias of.
5581 PR translation/52264
5582 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5584 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5586 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5588 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5591 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5592 force_reg instead of copy_to_reg for better optimization. Force
5593 non-register or memory operands into a register.
5595 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5597 * extend.texi: Reserve upper bits of memory model for future use.
5599 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5600 Anatoly Sokolov <aesok@post.ru>
5601 Eric Weddington <eric.weddington@atmel.com>
5604 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5605 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5606 Rewrite initializers for .macro.
5607 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5608 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5609 atxmega32d4, atxmega32x1.
5610 avrxmega4: atxmega64a3, atxmega64d3.
5611 avrxmega5: atxmega64a1, atxmega64a1u.
5612 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5613 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5614 avrxmega7: atxmega128a1, atxmega128a1u.
5615 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5616 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5617 (struct base_arch_s): Rename reserved to xmega_p.
5618 Rename reserved2 to have_rampd.
5619 (AVR_XMEGA): New define.
5620 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5621 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5622 * config/avr/predicates.md (io_address_operand): Take into
5624 (low_io_address_operand): Ditto.
5625 (high_io_address_operand): Ditto.
5626 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5627 (enabled, movhi_sp_r): Use them.
5628 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5629 cpp_define_formatted to built-in define __AVR_ARCH__.
5630 (__AVR_XMEGA__): New built-in define.
5631 (__AVR_HAVE_RAMPD__): New built-in define.
5632 (__AVR_HAVE_RAMPX__): New built-in define.
5633 (__AVR_HAVE_RAMPY__): New built-in define.
5634 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5636 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5637 (avr_option_override): Initialize them.
5638 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5639 (avr_init_expanders): Initialize them. No more block several calls.
5640 (emit_push_sfr): New static function.
5641 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5643 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5644 (avr_print_operand): Print addreeses as symbols for
5645 RAMPX, RAMPY, RAMPD, CCP.
5646 (output_movhi): Handle AVR_XMEGA when writing to SP.
5647 (avr_out_movhi_mr_r_xmega): New static function.
5648 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5649 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5650 __RAMPD__, __CCP__ as needed.
5652 * config/avr/multilib.h: Regenerate.
5653 * config/avr/t-multilib: Regenerate.
5654 * config/avr/avr-tables.opt: Regenerate.
5656 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5658 PR tree-optimization/50561
5659 * graphite-flattening.c (lst_project_loop): Do not
5660 remove old scattering dimensions after flattening.
5661 (lst_do_flatten): Likewise.
5663 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5665 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5666 __builtin_avr_map8, __builtin_avr_map16.
5667 Document __builtin_avr_insert_bits.
5669 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5670 (insert_bits): New insn.
5671 (adjust_len.map_bits): Rename to insert_bits.
5672 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5673 * avr-protos.h (avr_out_map_bits): Remove.
5674 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5675 * config/avr/constraints.md (Cxf,C0f): New.
5676 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5677 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5678 New built-in define __BUILTIN_AVR_INSERT_BITS.
5679 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5680 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5681 (avr_move_bits): Rewrite.
5682 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5684 (avr_map_op_t): New typedef.
5685 (avr_map_op): New static variable.
5686 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5687 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5688 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5689 (bdesc_3arg, avr_expand_triop_builtin): New.
5690 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5691 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5692 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5693 (avr_map_equal_p, avr_map_sig_p): Remove.
5694 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5695 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5696 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5697 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5698 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5699 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5701 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5703 * config/c6x/c6x.md (reserve_cycles): New attribute.
5704 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5705 don't reserve functional units after the branch occurs.
5707 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5710 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5711 functions into non-tm_pure functions.
5713 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5716 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5717 (iterative_hash_canonical_type): Likewise.
5718 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5721 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5723 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5724 sched-group insn, it either remains alone or the entire list is pruned.
5726 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5728 * doc/install.texi (Prerequisites): Fix grammar.
5729 (Configuration): Likewise.
5731 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5733 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5734 MPC as part of GCC before describing configuring with --with-gmp etc.
5735 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5736 sources are present.
5738 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5741 * dwarf2out.c (clone_tree_hash): New function.
5742 (copy_decls_walk): Use it instead of clone_tree.
5744 2012-02-14 Richard Guenther <rguenther@suse.de>
5746 PR tree-optimization/52244
5747 PR tree-optimization/51528
5748 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5749 replacements for integral types.
5751 2012-02-14 Walter Lee <walt@tilera.com>
5753 * config.gcc: Handle tilegx and tilepro.
5754 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5756 Add HAVE_AS_TLS check for tilegx and tilepro.
5757 * configure: Regenerate.
5758 * doc/contrib.texi: Add Mat Hostetter and self.
5759 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5760 Document instruction intrinsics and network accessing intrinsics.
5761 (TILEPro Built-in Functions): New node. Document instruction
5762 intrinsics and network accessing intrinsics.
5763 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5764 (Specific, tilepro-*-linux*): Likewise.
5765 * doc/invoke.texi (TILE-Gx Options): New section.
5766 (TILEPro Options): New section.
5767 * doc/md.texi (TILE-Gx): New section.
5768 (TILEPro): New section.
5769 * common/config/tilegx/tilegx-common.c: New file.
5770 * common/config/tilepro/tilepro-common.c: New file.
5771 * config/tilegx/constraints.md: New file.
5772 * config/tilegx/linux.h: New file.
5773 * config/tilegx/mul-tables.c: New file.
5774 * config/tilegx/predicates.md: New file.
5775 * config/tilegx/sync.md: New file.
5776 * config/tilegx/t-tilegx: New file.
5777 * config/tilegx/tilegx-builtins.h: New file.
5778 * config/tilegx/tilegx-c.c: New file.
5779 * config/tilegx/tilegx-generic.md: New file.
5780 * config/tilegx/tilegx-modes.def: New file.
5781 * config/tilegx/tilegx-multiply.h: New file.
5782 * config/tilegx/tilegx-protos.h: New file.
5783 * config/tilegx/tilegx.c: New file.
5784 * config/tilegx/tilegx.h: New file.
5785 * config/tilegx/tilegx.md: New file.
5786 * config/tilegx/tilegx.opt: New file.
5787 * config/tilepro/constraints.md: New file.
5788 * config/tilepro/gen-mul-tables.cc: New file.
5789 * config/tilepro/linux.h: New file.
5790 * config/tilepro/mul-tables.c: New file.
5791 * config/tilepro/predicates.md: New file.
5792 * config/tilepro/t-tilepro: New file.
5793 * config/tilepro/tilepro-builtins.h: New file.
5794 * config/tilepro/tilepro-c.c: New file.
5795 * config/tilepro/tilepro-generic.md: New file.
5796 * config/tilepro/tilepro-modes.def: New file.
5797 * config/tilepro/tilepro-multiply.h: New file.
5798 * config/tilepro/tilepro-protos.h: New file.
5799 * config/tilepro/tilepro.c: New file.
5800 * config/tilepro/tilepro.h: New file.
5801 * config/tilepro/tilepro.md: New file.
5802 * config/tilepro/tilepro.opt: New file.
5804 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5806 PR tree-optimization/52210
5807 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5808 vect_model_simple_cost with two entry vect_def_type array instead
5809 of an address of dt.
5811 2012-02-14 Richard Guenther <rguenther@suse.de>
5814 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5815 Do not stream DECL_QUALIFIER.
5816 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5817 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5818 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5820 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5823 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5826 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5829 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5830 * cselib.c (cselib_subst_to_values_from_insn): New function.
5831 * sched-deps.c (add_insn_mem_dependence,
5832 sched_analyze_1, sched_analyze_2): Use it.
5834 2012-02-13 Jan Hubicka <jh@suse.cz>
5837 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5839 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5841 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5842 (GTM_SELF_SPECS): Define if not already defined.
5843 (driver_self_specs): Add GTM_SELF_SPECS.
5844 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5845 (GTM_SELF_SPECS): Define.
5846 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5847 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5849 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5851 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5854 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5857 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5858 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5860 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5863 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5865 2012-02-13 Richard Guenther <rguenther@suse.de>
5867 PR translation/52211
5868 * passes.c (enable_disable_pass): Fix typo.
5870 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5873 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5874 XOR for reduce_bit_field if type is unsigned.
5876 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5878 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5879 disallow changes from SFmode to mode with different size in FP regs.
5881 2012-02-12 Robert Millan <rmh@gnu.org>
5882 Gerald Pfeifer <gerald@pfeifer.com>
5884 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5887 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5889 PR rtl-optimization/52175
5890 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5891 to frame-related instructions.
5893 2012-02-10 Jason Merrill <jason@redhat.com>
5896 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5897 (demangle_new_symbols): Fill it.
5898 (scan_linker_output): Walk it.
5899 (start_tweaking): Split out from scan_linker_output.
5900 (maybe_tweak): Update sym->chosen.
5901 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5903 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5906 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5908 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5910 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5911 having the same mode as previous compare.
5913 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5915 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5916 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5917 (nonlocal_goto_internal): Likewise.
5918 (nonlocal_goto): Emit a use and an indirect jump directly.
5920 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5923 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5924 __atomic_{is,always}_lock_free.
5926 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5929 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5930 negative constant address for x32.
5932 2012-02-10 Richard Henderson <rth@redhat.com>
5934 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5935 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5936 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5938 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5939 Ira Rosen <irar@il.ibm.com>
5941 PR tree-optimization/50031
5942 * targhooks.c (default_builtin_vectorization_cost): Handle
5944 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5945 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5946 all types of reduction and pattern statements.
5947 (vect_estimate_min_profitable_iters): Likewise.
5948 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5949 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5950 for explicit realigns.
5951 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5952 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5954 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5955 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5956 vec_perm for VSX and handle vec_promote_demote.
5958 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5961 * builtins.c (fold_builtin_atomic_always_lock_free,
5962 expand_builtin_atomic_always_lock_free,
5963 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5964 Return and/or test boolean_true_node/boolean_false_node instead of
5965 integer_one_node/integer_zero_node.
5967 2012-02-10 Jan Hubicka <jh@suse.cz>
5970 * predict.c (predict_paths_for_bb): Prevent looping.
5971 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5973 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5975 * config/arm/arm.c (output_move_double): In one case properly
5976 count number of instructions that will be emitted.
5978 2012-02-10 Richard Guenther <rguenther@suse.de>
5980 PR translation/52193
5981 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5983 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5986 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5988 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5991 * var-tracking.c (emit_note_insn_var_location): If
5992 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5993 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5994 non-NOTE_DURING_CALL_P insn.
5996 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5999 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6001 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6004 * gcc.c (switch_matches) Support switches with separated form,
6007 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6009 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6011 (RAMPZ_ADDR): Ditto.
6012 * config/avr/avr.c (avr_addr_t): New typedef.
6013 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6014 (avr_init_expanders): Initialize it.
6015 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6017 (expand_epilogue): Ditto.
6018 (avr_print_operand): Ditto.
6019 (avr_file_start): Ditto.
6020 (avr_emit_movmemhi): Ditto.
6022 2012-02-08 Richard Guenther <rguenther@suse.de>
6024 PR tree-optimization/46886
6025 * tree-flow.h (do_while_loop_p): Declare.
6026 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6027 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6029 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6031 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6032 always succeed for integers larger than a native word.
6034 2012-02-08 Richard Guenther <rguenther@suse.de>
6036 PR rtl-optimization/52170
6037 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6038 properly handle integer vector modes.
6040 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6042 PR gcov-profile/52150
6043 * coverage.c: Include target.h.
6044 (build_var): Call targetm.strip_name_encoding on the assembler name.
6045 Change one _ into . or $ if the target allows it.
6046 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6048 PR rtl-optimization/52139
6049 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6050 is a BARRIER after emit_insn_after_noloc, move BB_END
6051 to the last non-BARRIER insn before it.
6053 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6056 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6057 (mips_gimplify_va_arg_expr): Call it instead of
6058 std_gimplify_va_arg_expr.
6060 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6062 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6063 message for -mno-pointers-to-nested-function.
6065 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6068 * expr.c (get_inner_reference): If there is an offset, add a negative
6069 bit position to it (if any).
6071 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6073 PR rtl-optimization/52060
6074 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6075 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6076 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6077 and/or i0src_copy2 when needed.
6079 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6081 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6082 or LTOPLUGINSONAME if have_c.
6084 * config/freebsd-spec.h: Add comment about what macros can be defined
6086 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6087 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6090 2012-02-07 Richard Guenther <rguenther@suse.de>
6092 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6093 newline in -alias dumps.
6095 2012-02-07 Kai Tietz <ktietz@redhat.com>
6096 Dave Korn <dave.korn.cygwin@gmail.com>
6099 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6100 Take care that typinfo gets dllexport-attribute.
6102 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6105 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6106 if modifier < EXPAND_SUM call force_operand on the result.
6108 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6110 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6111 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6113 (epiphany_function_type): Replace types for specific interrupts with
6114 EPIPHANY_FUNCTION_INTERRUPT.
6115 (EPIPHANY_INTERRUPT_P): Update.
6116 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6117 New static function.
6118 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6119 <disinterrupt>: Affects type identity.
6120 (epiphany_handle_interrupt_attribute): Handle variable number of
6122 (epiphany_compute_function_type): Update for new
6123 epiphany_function_type definition.
6124 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6125 handlers with a longcall forwarder.
6126 (epiphany_start_function): Handle multiple interrupt arguments and/or
6127 forwarder_section attribute.
6129 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6132 2012-02-07 Alan Modra <amodra@gmail.com>
6135 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6138 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6140 PR tree-optimization/50969
6141 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6142 use vec_perm rather than vector_stmt.
6143 (vect_model_load_cost): Likewise.
6144 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6145 vec_perm to be the same as other vector statements.
6146 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6147 cost of vec_perm for TARGET_VSX.
6149 2012-02-06 Richard Guenther <rguenther@suse.de>
6151 PR tree-optimization/52115
6152 * tree-sra.c (access_has_replacements_p): New function.
6153 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6155 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6158 * trans-mem.c (expand_call_tm): Add an assertion.
6159 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6162 2012-02-06 Richard Guenther <rguenther@suse.de>
6164 PR tree-optimization/50955
6165 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6166 raise cost of expressions that replace an address with an
6167 expression based on a different pointer.
6169 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6172 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6173 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6175 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6178 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6179 -Weffc++ and specify guidelines come from second edition.
6181 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6183 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6184 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6185 (call_direct_split, call_value_split, call_value_internal_direct)
6186 (call_value_direct_split, call_value_multiple_split): Use jal and
6187 jal_macro attributes.
6189 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6191 * reload1.c (reload_regs_reach_end_p): Replace with...
6192 (reload_reg_rtx_reaches_end_p): ...this function.
6193 (new_spill_reg_store): Update commentary.
6194 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6195 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6196 before setting new_spill_reg_store.
6197 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6198 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6199 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6200 for non-spill reload registers.
6202 2012-02-05 Ira Rosen <irar@il.ibm.com>
6204 PR tree-optimization/52091
6205 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6206 (vect_is_simple_use_1): Likewise.
6207 * tree-vect-loop.c (vectorizable_reduction): Update calls
6208 to vect_is_simple_use_1 and vect_is_simple_use.
6209 (vectorizable_live_operation): Likewise.
6210 * tree-vect-patterns.c (widened_name_p,
6211 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6212 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6213 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6214 vectorizable_shift,vectorizable_operation, vectorizable_store,
6215 vectorizable_load): Likewise.
6216 (vect_is_simple_cond): Add an argument, pass it to
6217 vect_is_simple_use_1.
6218 (vectorizable_condition): Update calls to vect_is_simple_cond,
6220 (vect_is_simple_use): Add an argument, the statement in which
6221 OPERAND is used. Check that if OPERAND's def stmt is a double
6222 reduction phi node, the use is a phi node too.
6223 (vect_is_simple_use_1): Add an argument, pass it to
6225 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6226 to vect_is_simple_use.
6228 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6230 PR rtl-optimization/52095
6231 * modulo-sched.c (dump_insn_locator): New function.
6232 (loop_canon_p, sms_schedule): Use it.
6234 PR rtl-optimization/52113
6235 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6236 even for decomposable shift/zext insns.
6238 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6239 Zdenek Dvorak <ook@ucw.cz>
6241 PR rtl-optimization/52092
6242 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6243 on get_iv_value result.
6245 2012-02-02 Andrew Pinski <apinski@cavium.com>
6249 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6251 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6254 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6256 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6258 PR rtl-optimization/49800
6259 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6260 (sched_finish): Call regstat_free_n_sets_and_refs.
6262 2012-02-02 Jia Liu <proljc@gmail.com>
6264 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6267 2012-02-02 Jan Hubicka <jh@suse.cz>
6268 Tom de Vries <tom@codesourcery.com>
6271 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6272 * varpool.c (varpool_analyze_pending_decls): Likewise.
6274 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6275 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6277 * config.gcc: Add cr16-* support.
6279 * doc/extend.texi: Document cr16 extensions.
6280 * doc/install.texi: Document cr16 install.
6281 * doc/invoke.texi: Document cr16 options.
6282 * doc/md.texi: Document cr16 constraints.
6284 * common/config/cr16/cr16-common.c: New file.
6285 * config/cr16/cr16.c: New file.
6286 * config/cr16/cr16.h: New file.
6287 * config/cr16/cr16.md: New file.
6288 * config/cr16/cr16.opt: New file.
6289 * config/cr16/cr16-protos.h: New file.
6290 * config/cr16/predicates.md: New file.
6291 * config/cr16/constraints.md: New file.
6292 * config/cr16/t-cr16: New file.
6294 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6297 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6298 that operands[2] is either immediate, or q_regs_operand.
6300 PR tree-optimization/52073
6301 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6302 a pattern stmt for pattern uses, ignore uses outside of the loop.
6304 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6306 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6307 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6308 (OUT_AS1, OUT_AS2): Remove.
6310 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6312 PR rtl-optimization/51374
6313 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6314 to cross other volatile_refs_p insns.
6316 2012-02-01 Richard Guenther <rguenther@suse.de>
6318 * doc/invoke.texi (fno-inline): Clarify documentation.
6319 (finline-small-functions): Likewise.
6320 (finline-functions): Likewise.
6321 * common.opt (finline): Adjust comment and documentation.
6322 (finline-small-functions): Clarify documentation.
6323 (finline-functions): Likewise.
6324 (finline-functions-called-once): Likewise.
6326 2012-02-01 Tristan Gingold <gingold@adacore.com>
6328 * c-typeck.c (composite_type): Keep mode for pointers.
6330 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6332 * function.h (regno_reg_rtx): Adjust comment.
6333 * reginfo.c (init_reg_modes_target): Only use the previous mode
6334 if it fits within one register. Remove MIPS comment.
6336 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6339 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6341 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6343 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6344 to srak instruction.
6346 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6348 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6350 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6355 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6357 2012-01-31 Richard Guenther <rguenther@suse.de>
6359 PR tree-optimization/51528
6360 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6363 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6368 * ree.c (add_removable_extension): Change def_map argument
6369 to unsigned *, store in def_map 1 + offset into *insn_list vector
6370 instead of pointers into the vector.
6371 (find_removable_extensions): Adjust caller.
6373 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6375 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6376 Transform all "* quoted-c-code" to { c-code }.
6377 Remove redundant test for "optimize" in combine patterns.
6378 Move (include "avr-dimode.md") to end of file.
6380 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6383 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6384 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6386 2012-01-30 Richard Guenther <rguenther@suse.de>
6388 PR tree-optimization/52028
6389 * tree-loop-distribution.c (ldist_gen): Properly update
6392 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6395 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6396 set_cur_line_info_table if not emitting debug info.
6398 PR tree-optimization/52046
6399 * tree-vect-patterns.c (check_bool_pattern): Give up if
6400 a comparison could throw.
6403 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6405 2012-01-30 Richard Guenther <rguenther@suse.de>
6407 PR tree-optimization/52045
6408 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6409 SSA form if cfgcleanup did anything.
6411 2012-01-30 Richard Guenther <rguenther@suse.de>
6413 PR tree-optimization/52045
6414 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6415 before computing final todo.
6417 2012-01-30 Richard Guenther <rguenther@suse.de>
6419 PR tree-optimization/51528
6420 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6423 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6425 * df-problems.c (df_kill_notes): Check that the use refers
6426 to the note under examination.
6428 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6431 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6432 parameter and use short-lived pseudos.
6433 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6434 (sparc_expand_vector_init): Const-ify local variables and adjust
6435 calls to above functions.
6437 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6439 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6441 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6443 * doc/invoke.texi: Make usage of "compile time" and
6444 "run time"/"runtime" consistent throughout the file.
6446 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6448 * config/alpha/alpha.c (alpha_option_override): Default to
6449 full IEEE compliance mode for Go language.
6451 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6453 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6454 (LINK_SSP_SPEC): Define.
6456 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6459 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6462 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6464 * doc/invoke.texi: Correct hyphenation of "floating point",
6465 "double precision", and related terminology throughout the file.
6467 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6470 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6471 arm_general_register_operand predicate for operand 2 instead of
6474 2012-01-27 Ian Lance Taylor <iant@google.com>
6477 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6478 * builtins.c (expand_builtin_init_trampoline): Add onstack
6479 parameter. Change caller.
6480 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6481 * tree.c (build_common_builtin_nodes): Declare
6482 __builtin_init_heap_trampoline.
6484 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6486 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6487 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6488 * config/avr/avr.c: Ditto.
6489 (avr_regnames): Remove because unused.
6490 * config/avr/avr.md (*cpse.ne): New peephole.
6491 (*cpse.eq): New peephole from former cpse peepholes.
6493 2012-01-27 Michael Eager <eager@eagercon.com>
6495 * config/microblaze.c (microblaze_emit_compare): Correct
6496 test after pcmp instruction.
6498 2012-01-27 Richard Guenther <rguenther@suse.de>
6500 PR tree-optimization/52020
6501 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6503 2012-01-27 Richard Guenther <rguenther@suse.de>
6505 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6506 function non-const/pure.
6508 2012-01-27 Richard Guenther <rguenther@suse.de>
6510 PR tree-optimization/50444
6511 * tree-sra.c (build_ref_for_offset): Properly adjust the
6512 MEM_REF type for unaligned accesses.
6514 2012-01-27 Richard Guenther <rguenther@suse.de>
6516 PR tree-optimization/50444
6517 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6518 (expand_assignment): Use it. Properly handle misaligned
6519 bases when expanding stores to component references.
6520 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6523 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6526 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6527 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6528 * tree-data-ref.c (find_data_references_in_loop): Make static.
6529 (compute_all_dependences): Change return type to bool. Bail out
6530 for too many datarefs in a loop. Move the hunk resetting the data
6531 dependences vector from ...
6532 (compute_data_dependences_for_loop): ... here. Account for
6533 compute_all_dependences returning false.
6534 (compute_data_dependences_for_bb): Likewise.
6535 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6536 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6538 2012-01-27 Richard Guenther <rguenther@suse.de>
6541 * expr.c (store_field): Use the alias-set of the scratch memory
6544 2012-01-27 Tom de Vries <tom@codesourcery.com>
6546 PR tree-optimization/51990
6547 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6549 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6551 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6554 * var-tracking.c (reverse_op): Don't add any reverse operation
6555 if V already has any constant locations.
6557 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6559 * doc/invoke.texi: Correct usage of "command line" (noun)
6560 vs "command-line" (adjective) throughout.
6562 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6564 * doc/invoke.texi (Language Independent Options): Move
6565 -Wcoverage-mismatch blurb from here....
6566 (Warning Options): ...to here.
6568 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6570 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6571 Set rs6000_always_hint to false for 476.
6573 2012-01-27 Matthias Klose <doko@ubuntu.com>
6575 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6577 * incpath.c (add_standard_paths): Likewise.
6579 2012-01-27 Richard Henderson <rth@redhat.com>
6581 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6582 * config/m68k/sync.md (atomic_test_and_set): Rename from
6583 sync_test_and_setqi and adjust the operands.
6584 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6585 and unconditionally enable.
6587 2012-01-27 Richard Henderson <rth@redhat.com>
6589 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6590 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6591 (ldstub): Rename from ldstubqi.
6592 (ldstub<I24MODE>): Remove.
6594 2012-01-27 Richard Henderson <rth@redhat.com>
6596 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6597 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6598 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6599 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6600 * doc/tm.texi: Rebuild.
6602 2012-01-27 Richard Henderson <rth@redhat.com>
6604 * optabs.c (gen_atomic_test_and_set): Remove default.
6605 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6607 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6609 PR rtl-optimization/51978
6610 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6611 (combine_reaching_defs): Likewise.
6612 (struct re_info): Remove.
6613 (add_removable_extension): Remove x and data arguments,
6614 add insn, insn_list and def_map. Use the arguments directly
6615 instead of using struct re_info.
6616 (find_removable_extensions): Don't call add_removable_extension
6617 through note_stores, instead just call it with single_set
6619 (find_and_remove_re): Pass curr_cand->expr instead of
6620 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6622 2012-01-26 Michael Matz <matz@suse.de>
6624 PR tree-optimization/46590
6625 * cfgexpand.c: Revert last change (r183305).
6626 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6628 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6629 checking for emptiness.
6631 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6634 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6635 non-addressable non-BLKmode base correctly.
6637 2012-01-26 Michael Matz <matz@suse.de>
6639 PR tree-optimization/48794
6640 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6641 regions referenced from RESX/EH_DISPATCH.
6643 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6645 * config/s390/s390.h: Make BRANCH_COST an option.
6646 * config/s390/s390.opt: New option -mbranch-cost.
6648 2012-01-26 Richard Henderson <rth@redhat.com>
6650 Revert 2012-01-24 change:
6651 * trans-mem.c (requires_barrier): Do not instrument thread local
6652 variables and emit save/restore for them.
6654 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6657 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6660 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6662 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6665 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6668 Rename __pgm to __flash.
6669 Rename __pgm1 to __flash1.
6670 Rename __pgm2 to __flash2.
6671 Rename __pgm3 to __flash3.
6672 Rename __pgm4 to __flash4.
6673 Rename __pgm5 to __flash5.
6674 Rename __pgmx to __memx.
6675 * doc/extend.texi (AVR Named Address Spaces)
6676 Rename address space names as indicated above.
6677 * config/avr/avr.c (avr_addrspace): Ditto.
6679 * config/avr/avr-protos.h
6680 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6681 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6682 * config/avr/predicates.md: Ditto.
6683 * config/avr/avr.c Ditto, and
6684 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6685 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6687 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6688 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6689 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6690 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6691 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6692 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6693 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6694 * config/avr/avr.c: Ditto.
6695 * config/avr/avr.md: Ditto.
6697 2012-01-25 Jason Merrill <jason@redhat.com>
6700 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6702 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6704 PR tree-optimization/51987
6705 * tree-data-ref.c (get_references_in_stmt): Handle references in
6706 non-volatile GIMPLE_ASM.
6708 2012-01-25 Richard Guenther <rguenther@suse.de>
6710 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6711 bases are dereferenced.
6713 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6715 PR rtl-optimization/48374
6716 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6718 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6720 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6721 compute_data_dependences_for_loop returns false.
6722 * tree-parloops.c (loop_parallel_p): Likewise.
6724 2012-01-25 Richard Guenther <rguenther@suse.de>
6726 * tree.h (get_pointer_alignment_1): Declare.
6727 * builtins.c (get_pointer_alignment_1): New function.
6728 (get_pointer_alignment): Use it.
6730 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6732 PR rtl-optimization/48308
6733 * combine.c (enum undo_kind): Add UNDO_LINKS.
6734 (struct undo): Add member l to other_contents and where.
6735 (do_SUBST_LINK): New.
6737 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6738 (undo_all): Handle UNDO_LINKS.
6740 2012-01-25 Richard Henderson <rth@redhat.com>
6742 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6745 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6747 * optabs.c (gen_atomic_test_and_set): Use each argument.
6749 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6751 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6752 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6753 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6754 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6755 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6756 TARGET_PAIRED_SINGLE_FLOAT.
6758 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6760 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6761 (in_struct, return_val): Remove MEM documentation.
6762 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6763 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6764 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6766 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6767 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6768 * expr.c (store_field): Likewise.
6769 * function.c (assign_stack_temp_for_type): Likewise.
6770 * ifcvt.c (noce_try_cmove_arith): Likewise.
6771 * reload1.c (reload): Likewise.
6772 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6773 (alpha_set_memflags): Likewise.
6774 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6776 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6778 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6780 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6781 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6782 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6784 * cselib.c (cselib_rtx_varies_p): Delete.
6785 (cselib_invalidate_mem): Update call to canon_true_dependence.
6786 * dse.c (record_store, check_mem_read_rtx): Likewise.
6787 (scan_reads_nospill): Likewise.
6788 * cse.c (check_dependence): Likewise.
6789 (cse_rtx_varies_p): Delete.
6790 * expr.c (safe_from_p): Update call to true_dependence.
6791 * ira.c (validate_equiv_mem_from_store): Likewise.
6792 (memref_referenced_p): Likewise.
6793 * postreload-gcse.c (find_mem_conflicts): Likewise.
6794 * sched-deps.c (sched_analyze_2): Likewise.
6795 * store-motion.c (load_kills_store): Likewise.
6796 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6797 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6798 (compute_transp): Update call to canon_true_dependence.
6800 2012-01-25 Richard Henderson <rth@redhat.com>
6802 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6803 (maybe_emit_atomic_test_and_set): New.
6804 (expand_sync_lock_test_and_set): Use it.
6805 (expand_atomic_test_and_set): Likewise.
6806 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6807 the implementation; clarify implementation defined details.
6808 * doc/md.texi (atomic_test_and_set): Document.
6810 2012-01-25 Richard Henderson <rth@redhat.com>
6812 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6814 2012-01-25 Richard Henderson <rth@redhat.com>
6817 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6818 to effect no-op split.
6820 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6823 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6824 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6825 (BT_FN_VOID_PTR_INT_SIZE): New.
6826 (BT_FN_UINT_UINT_VAR): Remove.
6827 (BT_FN_UINT32_UINT32_VAR): New.
6828 (BT_FN_DOUBLE_VPTR): Remove.
6829 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6831 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6832 (_ITM_changeTransactionMode): Same.
6833 (_ITM_memmoveRtWt): Change return type to void.
6834 (_ITM_memcpyRtWt): Same.
6835 (_ITM_memsetW): Same.
6836 (_ITM_RaRD): Change types to double.
6841 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6843 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6844 Patrick Marlier <patrick.marlier@gmail.com>
6846 * trans-mem.c (requires_barrier): Do not instrument thread local
6847 variables and emit save/restore for them.
6849 2012-01-24 Jason Merrill <jason@redhat.com>
6852 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6853 output static aliases.
6855 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6858 * common.opt (-pie, -shared, pie, shared): Change from Common to
6860 * gcc.c (display_help): Display help for -pie and -shared.
6862 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6865 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6866 Remove note on size/offset limitation.
6867 (AVR Variable Attributes): Add example how to read data located
6868 with progmem. Refer to named address spaces.
6869 * doc/invoke.texi (AVR Options): Fix typo.
6871 2012-01-24 Richard Guenther <rguenther@suse.de>
6873 Forward-port to trunk
6874 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6877 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6878 op0 isn't sufficiently aligned and there is movmisalignM
6879 insn for mode, use it to load op0 into a temporary register.
6881 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6884 * target.def (const_not_ok_for_debug_p): New hook.
6885 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6887 * doc/tm.texi: Regenerated.
6888 * dwarf2out.c (const_ok_for_output_1): If
6889 targetm.const_not_ok_for_debug_p returns true, fail.
6890 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6892 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6894 2012-01-23 Kai Tietz <ktietz@redhat.com>
6897 * config/i386/predicates.md (symbolic_operand): Allow
6898 UNSPEC_PCREL as PIC expression for lea.
6899 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6900 * config/i386/i386.c (ix86_delegitimize_address): Handle
6901 UNSPEC_PCREL for none-MEM, too.
6903 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6905 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6906 (ipa_tm_create_version_alias): Same.
6908 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6911 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6912 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6914 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6915 Patrick Marlier <patrick.marlier@gmail.com>
6916 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6919 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6920 simple_object_start_read.
6922 2012-01-23 Richard Guenther <rguenther@suse.de>
6925 PR tree-optimization/51895
6926 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6927 parameter decomposition into BLKmode components.
6929 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6931 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6932 fake variables for restrict-qualified pointers whose pointed-to type
6933 contains a placeholder.
6935 2012-01-23 Richard Guenther <rguenther@suse.de>
6937 PR tree-optimization/51949
6938 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6940 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6942 PR rtl-optimization/51933
6943 * ree.c (transform_ifelse): Return true right away if dstreg is
6944 already wider or equal to cand->mode.
6945 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6946 (make_defs_and_copies_lists): Remove defs_list and copies_list
6947 arguments, add state argument, just truncate state->work_list
6948 instead of always allocating and freeing the vector. Assert that
6949 get_defs succeeds instead of returning 2. Changed return type to bool.
6950 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6951 have ext_src_mode, see if it has been modified already with the
6952 right kind of extension and has been extended before from the
6953 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6954 just return true. Remember the original mode in state->modified array.
6955 (combine_reaching_defs): Add state argument. Don't allocate and
6956 free here def_list, copied_list and vec vectors, instead just
6957 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6958 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6959 Add state variable, clear vectors in it, initialize state.modified
6960 if needed. Free all the vectors at the end and state.modified too.
6961 Don't skip a candidate if the extension expression has been modified.
6963 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6966 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6967 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6968 (extra_options) interix.opt -> i386/interix.opt"
6969 (extra_objs):Add winnt-stubs.o
6970 * configure.ac: Add interix to target_os .comm on PE check.
6971 * configure: Regenerate.
6972 * config/interix3.h: Delete and move bits to..
6973 * config/interix.h: Delete and move bits to..
6974 * config/i386/i386-interix3.h: Delete and move bits to..
6975 * config/i386/i386-interix.h: ..here.
6976 (TARGET_CPU_DEFAULT): Remove redefinition.
6977 (TARGET_ASM_CONSTRUCTOR): Undefine.
6978 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6979 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6980 (PTRDIFF_TYPE): Define.
6981 (LONG_DOUBLE_TYPE_SIZE): Define.
6982 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6983 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6984 (TARGET_SECTION_TYPE_FLAGS): Define.
6985 (ASM_DECLARE_FUNCTION_NAME): Define.
6986 (ASM_OUTPUT_EXTERNAL): Define.
6987 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6988 (ASM_OUTPUT_ALIGNED_BSS): Define.
6989 (PCC_BITFIELD_TYPE_MATTERS): Define.
6990 (USE_CONST_SECTION): Define.
6991 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6992 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6993 (SUPPORTS_ONE_ONLY): Remove.
6994 (I386_PE_STRIP_ENCODING): Define.
6995 * config/interix.opt: Delete and move bits to..
6996 * config/i386/interix.opt: ..here. New.
6997 (mpe-aligned-commons): Add.
6998 * config/i386/t-interix: Add copyright header.
6999 (winnt-stubs.o): Add rule.
7001 2012-01-22 Jason Merrill <jason@redhat.com>
7004 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7005 for extra name aliases.
7007 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7009 PR rtl-optimization/51924
7010 * ree.c (combine_set_extension): Improve debugging message.
7011 (combine_reaching_defs): Likewise.
7012 (get_defs): Rename confusingly named variable.
7013 (find_and_remove_re): Skip a candidate if the extension expression has
7016 2012-01-21 Robert Millan <rmh@gnu.org>
7017 Gerald Pfeifer <gerald@pfeifer.com>
7019 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7020 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7022 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7024 PR tree-optimization/51914
7025 * tree-vect-stmts.c (vectorizable_conversion): For
7026 cvt_type && modifier == WIDEN, put temporary with cvt_type
7027 at the beginning of vec_dsts and set vec_dest to temporary
7030 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7032 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7034 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7036 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7037 * config/rs6000/rs6000.c: Likewise.
7039 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7042 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7043 output_move_double on a copy of operands array.
7045 2012-01-20 Cary Coutant <ccoutant@google.com>
7046 Dodji Seketeli <dodji@redhat.com>
7049 * dwarf2out.c (copy_declaration_context): Return ref to parent
7050 of declaration DIE, if necessary.
7051 (remove_child_or_replace_with_skeleton): Add new parameter; update
7052 caller. Place skeleton DIE under parent DIE of original declaration.
7053 Move call to copy_declaration_context to here ...
7054 (break_out_comdat_types): ... from here.
7056 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7058 PR rtl-optimization/51856
7059 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7062 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7065 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7066 hints for neon loads and stores.
7068 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7072 * doc/extend.texi (Named Address Spaces): Split into subsections.
7073 (AVR Named Address Spaces): New subsection.
7074 (M32C Named Address Spaces): New subsection.
7075 (RL78 Named Address Spaces): New subsection.
7076 (SPU Named Address Spaces): New subsection.
7077 (Variable Attributes): New anchor "AVR Variable Attributes".
7078 (AVR Variable Attributes): Rewrite and avoid wording
7079 "address space" in this context.
7080 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7081 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7082 (AVR Built-in Macros): New subsubsection therein.
7083 * doc/md.texi (AVR constraints): Remove "C04", "R".
7085 2012-01-20 Richard Guenther <rguenther@suse.de>
7087 PR tree-optimization/51903
7088 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7089 when removing stmts.
7091 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7094 * config/arm/arm.c (arm_load_pic_register): Use
7095 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7096 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7097 (arm_pic_static_addr): Likewise.
7098 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7099 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7100 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7101 (pic_load_addr_unified): New.
7103 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7106 * function.c (instantiate_virtual_regs_in_insn): Use
7107 delete_insn_and_edges when removing a wrong asm insn.
7109 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7111 PR rtl-optimization/40761
7112 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7113 Add new member loop_num.
7114 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7115 (ira_build): Remove the parameter.
7117 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7118 (ira.c): Do not build CFG loops for one region allocation. Remove
7119 argument from ira_build call.
7121 * ira-build.c (init_loop_tree_node): New function.
7122 (create_loop_tree_nodes): Use it. Separate the case when CFG
7123 loops are not built.
7124 (more_one_region_p): Check current_loops.
7125 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7127 (add_loop_to_tree): Process loop equal to NULL too.
7128 (form_loop_tree): Separate the case when CFG loops are not built.
7129 Use explicitly number for the root.
7130 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7132 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7133 instead of loop->num.
7134 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7135 (mark_all_loops_for_removal): Ditto.
7136 (remove_unnecessary_regions): Separate the case when CFG loops
7138 (ira_build): Remove the parameter. Use explicit number of regions
7139 when CFG loops are not built.
7141 * ira-color.c (print_loop_title): Separate the case for the root node.
7142 Use loop_num instead of loop->num.
7143 (move_spill_restore): Use loop_num instead of loop->num.
7145 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7146 (change_loop): Ditto.
7147 (change_loop): Use loop_num instead of loop->num.
7149 * ira-lives.c (process_bb_node_lives): Ditto.
7151 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7153 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7155 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7158 * tree-mudflap.c (mf_artificial): New function.
7159 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7160 mx_register_decls, mudflap_enqueue_decl): Use it.
7163 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7164 numbers in the insn pattern.
7166 2012-01-19 Michael Matz <matz@suse.de>
7168 PR tree-optimization/46590
7169 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7170 use it in remembering which conflicts we already created.
7171 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7174 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7177 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7178 (merge_and_complain): Same.
7180 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7183 * config/initfini-array.h: Guard content of the header
7184 with #ifdef HAVE_INITFINI_ARRAY.
7185 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7186 Add initfini-array.h to tm_file here.
7187 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7188 * config.gcc: Don't add initfini-array.h to tm_file here.
7189 * configure: Regenerated.
7191 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7193 PR rtl-optimization/51505
7194 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7195 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7196 (df_note_bb_compute): Update the call to df_kill_notes.
7198 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7200 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7202 2012-01-18 Richard Guenther <rguenther@suse.de>
7204 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7205 of conversions to void *.
7207 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7208 Richard Sandiford <rdsandiford@googlemail.com>
7212 * optabs.h (simplify_expand_binop): Declare.
7213 * optabs.c (simplify_expand_binop): Make global.
7214 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7215 endian targets if the source cannot be exactly covered by word
7218 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7221 * hard-reg-set.h (struct hard_reg_set_container): New type.
7222 * target.h (struct hard_reg_set_container): Forward declare.
7223 * target.def (set_up_by_prologue): New target hook.
7224 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7225 * doc/tm.texi: Regenerated.
7226 * function.c (thread_prologue_and_epilogue_insns): Change
7227 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7228 Call targetm.set_up_by_prologue on it.
7229 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7230 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7232 2012-01-17 Nick Clifton <nickc@redhat.com>
7234 * config/rx/rx.c (rx_can_use_simple_return): New function.
7235 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7236 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7238 2012-01-17 Richard Guenther <rguenther@suse.de>
7241 * expr.c (expand_assignment): Take address-space information
7242 from the address operand of MEM_REF and TARGET_MEM_REF.
7243 (expand_expr_real_1): Likewise.
7245 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7247 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7248 reload dump is requested.
7250 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7253 * trans-mem.c (requires_barrier): Call may_be_aliased.
7255 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7257 PR tree-optimization/51877
7258 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7259 call arguments and fndecls compare equal, instead return false if they
7260 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7261 both SSA_NAMEs that are valueized the same, or they satisfy
7264 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7266 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7268 * configure: Regenerate.
7270 2012-01-16 Jan Hubicka <jh@suse.cz>
7274 * convert.c (convert_to_integer): Use fold_convert for
7275 converting an INTEGER_CST to integer type.
7277 2012-01-16 Jason Merrill <jason@redhat.com>
7280 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7282 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7285 * config/s390/s390.c (s390_chunkify_start): Don't skip
7286 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7287 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7288 If insn is followed by NOTE_INSN_VAR_LOCATION or
7289 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7290 Don't use location of note insns.
7292 PR tree-optimization/51865
7293 * tree-inline.c (tree_function_versioning): Call remap_decl
7294 on DECL_RESULT whenever it has VOID_TYPE_P type.
7296 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7298 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7299 for calls to locally-binding MIPS16 functions if only the return
7300 type uses float regs.
7302 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7303 Richard Sandiford <rdsandiford@googlemail.com>
7305 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7306 (SYMBOL_32_HIGH): Likewise.
7307 (mips_output_tls_reloc_directive): Declare.
7308 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7309 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7310 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7311 (mips_lo_relocs, mips_hi_relocs): Make extern.
7312 (mips16_stub_function): Move up file.
7313 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7314 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7315 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7316 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7317 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7318 (mips_get_tp): Add MIPS16 support.
7319 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7320 Generalize DTPREL and TPREL handling.
7321 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7322 Add MIPS16 TLS support.
7323 (mips_output_tls_reloc_directive): New function.
7324 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7325 * config/mips/predicates.md (symbolic_operand_with_high)
7326 (tls_reloc_operand): New predicates.
7327 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7328 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7329 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7330 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7331 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7332 (*tls_get_tp_mips16_call_<mode>): Likewise.
7334 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7336 PR rtl-optimization/51821
7337 * recog.c (peep2_find_free_register): Determine clobbered registers
7340 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7343 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7344 * config/avr/avr.c: Likewise.
7345 * config/avr/avr.h: Likewise.
7347 2012-01-13 Ian Lance Taylor <iant@google.com>
7350 * tree.h (TYPE_QUALS): Add cast to int.
7351 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7353 2012-01-13 Ian Lance Taylor <iant@google.com>
7355 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7356 comparing param_index to VEC_length result.
7358 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7360 * c-decl.c: Do not include tree-mudflap.h
7361 * tree-optimize.c: Likewise.
7362 * Makefile.in: Update dependencies.
7364 2012-01-13 Richard Guenther <rguenther@suse.de>
7367 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7368 variable-sized result always use RSO.
7370 2012-01-12 DJ Delorie <dj@redhat.com>
7372 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7373 pointer type, not just the default pointer type.
7375 2012-01-09 Richard Henderson <rth@redhat.com>
7376 Denis Chertykov <chertykov@gmail.com>
7379 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7380 * config/avr/avr.c (avr_can_eliminate): Simplify.
7381 (avr_initial_elimination_offset): Likewise.
7382 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7383 (expand_epilogue): Likewise.
7384 (avr_legitimize_address): Gut.
7385 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7386 (avr_hard_regno_nregs): New.
7387 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7388 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7389 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7390 add soft frame pointer.
7391 (CALL_USED_REGISTERS): Likewise.
7392 (REG_CLASS_CONTENTS): Likewise.
7393 (REGISTER_NAMES): Likewise.
7394 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7395 (HARD_FRAME_POINTER_REGNUM): New.
7396 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7397 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7398 remove the HARD_FRAME_POINTER self-elimination.
7400 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7403 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7404 DECL_EXTERNAL when checking for initializers of progmem variables.
7406 2012-01-12 Ira Rosen <irar@il.ibm.com>
7408 PR tree-optimization/51799
7409 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7410 that the last operation is a type demotion.
7412 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7414 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7415 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7417 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7420 * combine.c (distribute_notes): If i3 is a noreturn call,
7421 allow old_size to be equal to args_size and make sure the
7422 noreturn call gets REG_ARGS_SIZE note.
7423 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7424 on noreturn calls even when the delta is 0.
7426 2012-01-11 Nathan Sidwell <nathan@acm.org>
7428 * gcov.c (STRING_SIZE): Remove.
7429 (generate_results): Erase annotations for source files with no
7430 coverage information.
7432 (output_lines): Use it.
7434 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7436 * gimple.h (gimplify_body): Remove first argument.
7437 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7438 pointer set here, instead just pass DATA to walk_tree.
7439 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7440 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7441 (unvisit_body): Likewise, but with unmark_visited.
7442 (gimplify_body): Remove BODY_P argument and adjust.
7443 (gimplify_function_tree): Adjust call to gimplify_body.
7444 * omp-low.c (finalize_task_copyfn): Likewise.
7446 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7448 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7449 (build_function_type_skip_args): Delete.
7450 * tree.c (build_function_type_skip_args): Make static and add
7451 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7452 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7453 pass it to build_function_type_skip_args.
7454 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7455 (tree_function_versioning): Likewise.
7456 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7457 build_function_decl_skip_args.
7458 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7459 and pass it to build_function_decl_skip_args/tree_function_versioning.
7460 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7461 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7462 * trans-mem.c (ipa_tm_create_version): Likewise.
7463 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7464 * tree-inline.c (declare_return_variable): Remove always-true test.
7465 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7466 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7467 * ipa-split.c (split_function): Skip the return value for the split
7468 part if it doesn't return.
7470 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7472 PR tree-optimization/49642
7473 * ipa-split.c (forbidden_dominators): New variable.
7474 (check_forbidden_calls): New function.
7475 (dominated_by_forbidden): Likewise.
7476 (consider_split): Check for forbidden dominators.
7477 (execute_split_functions): Initialize and free forbidden
7478 dominators info; call check_forbidden_calls.
7480 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7482 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7484 2012-01-11 Nick Clifton <nickc@redhat.com>
7486 * config/rx/rx.md (return): Define pattern.
7488 2012-01-11 Richard Guenther <rguenther@suse.de>
7490 * doc/extend.texi (malloc attribute): Adjust according to
7493 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7494 Patrick Marlier <patrick.marlier@gmail.com>
7497 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7498 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7499 (ipa_tm_note_irrevocable): Same.
7500 (ipa_tm_scan_irr_block): Same.
7501 (ipa_tm_decrement_clone_counts): Same.
7502 (ipa_tm_scan_irr_function): Same.
7503 (ipa_tm_create_version_alias): Same.
7504 (ipa_tm_create_version): Same.
7505 (ipa_tm_transform_calls_redirect): Same.
7506 (ipa_tm_transform_calls): Same.
7507 (ipa_tm_transform_transaction): Same.
7508 (ipa_tm_execute): Same.
7510 2012-01-10 Richard Guenther <rguenther@suse.de>
7513 * opts.c (common_handle_option): Handle -Werror.
7515 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7517 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7520 2012-01-10 Jason Merrill <jason@redhat.com>
7522 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7525 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7527 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7528 supports R_386_TLS_GD_PLT reloc.
7529 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7530 supports R_386_TLS_LDM_PLT reloc.
7531 * configure: Regenerate.
7532 * config.in: Regenerate.
7534 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7537 Extend __pgmx semantics to linearize memory.
7538 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7539 determine if code comes inline or from libgcc.
7540 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7541 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7542 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7543 (movmemx_qi, movmemx_hi): New insns.
7544 (xload_<mode>_libgcc): Rewrite to new insn condition.
7545 (xload_<mode>): Remove insns.
7546 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7547 cases that don't satisfy avr_xload_libgcc_p().
7548 (avr_addr_space_convert): Allow converting in any direction.
7549 (avr_addr_space_subset_p): Return always true.
7550 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7551 (avr_emit_movmemhi): Ditto.
7552 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7553 (avr_out_movmem): Ditto.
7554 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7555 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7556 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7557 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7558 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7560 2012-01-10 Richard Guenther <rguenther@suse.de>
7562 PR tree-optimization/50913
7563 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7564 Require data-refs to be representable by Graphite with respect
7567 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7569 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7570 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7572 2012-01-10 Tom de Vries <tom@codesourcery.com>
7574 PR rtl-optimization/51271
7575 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7576 handling annulled branch.
7578 2012-01-10 Richard Henderson <rth@redhat.com>
7580 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7581 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7582 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7583 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7584 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7585 arm_expand_vec_perm_const): New.
7586 * config/arm/arm-protos.h: Update.
7587 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7588 (*neon_vswp<VDQX>): New.
7589 (neon_vcombine<VDX>): Use neon_split_vcombine.
7590 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7591 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7592 (vec_perm<VE>): New.
7594 2012-01-10 Richard Henderson <rth@redhat.com>
7596 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7597 use it if reload_completed.
7598 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7599 arm_output_asm_insn, arm_process_output_memory_barrier,
7600 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7601 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7602 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7603 arm_process_output_sync_insn, arm_output_sync_insn,
7604 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7605 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7606 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7607 (emit_unlikely_jump): New.
7608 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7609 (arm_split_atomic_op): New.
7610 * config/arm/arm-protos.h: Update.
7611 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7612 (struct arm_sync_generator): Remove.
7613 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7614 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7615 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7616 (VUNSPEC_LL, VUNSPEC_SC): New.
7617 (sync_result, sync_memory, sync_required_value, sync_new_value,
7618 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7619 (attr length): Don't use arm_sync_loop_insns.
7620 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7621 (movsfcc, movdfcc): Likewise.
7622 * config/arm/constraints.md (Ua): New.
7623 * config/arm/prediates.md (mem_noofs_operand): New.
7624 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7625 (sync_clobber, sync_t2_reqd): Remove.
7626 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7627 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7628 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7629 (arm_sync_compare_and_swap<SIDI>): Remove.
7630 (arm_sync_compare_and_swap<NARROW>): Remove.
7631 (arm_sync_lock_test_and_set<SIDI>): Remove.
7632 (arm_sync_lock_test_and_set<NARROW>): Remove.
7633 (arm_sync_new_<syncop><SIDI>): Remove.
7634 (arm_sync_new_<syncop><NARROW>): Remove.
7635 (arm_sync_new_nand<SIDI>): Remove.
7636 (arm_sync_new_nand<NARROW>): Remove.
7637 (arm_sync_old_<syncop><SIDI>): Remove.
7638 (arm_sync_old_<syncop><NARROW>): Remove.
7639 (arm_sync_old_nand<SIDI>): Remove.
7640 (arm_sync_old_nand<NARROW>): Remove.
7641 (*memory_barrier): Merge arm_output_memory_barrier.
7642 (atomic_compare_and_swap<QHSD>): New.
7643 (atomic_compare_and_swap<NARROW>_1): New.
7644 (atomic_compare_and_swap<SIDI>_1): New.
7645 (atomic_exchange<QHSD>): New.
7646 (cas_cmp_operand, cas_cmp_str): New.
7647 (atomic_op_operand, atomic_op_str): New.
7648 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7649 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7650 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7651 (arm_load_exclusive<NARROW>): New.
7652 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7653 (arm_store_exclusive<QHSD>): New.
7655 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7657 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7658 reload patterns if -mvsx-scalar-memory.
7660 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7661 generated, even -mno-vsx-scalar-double was used.
7662 (vsx_xscvdpsp_scalar): Likewise.
7663 (vsx_xscvspdp_scalar2): Likewise.
7665 2012-01-09 Tom de Vries <tom@codesourcery.com>
7666 Andrew Pinski <apinski@cavium.com>
7669 * reorg.c (fill_slots_from_thread): Don't speculate
7670 frame-related insns.
7672 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7674 * sched-int.h (bb_note): Move to...
7675 * basic-block.h: ...here.
7676 * haifa-sched.c (bb_note): Move to...
7677 * cfgrtl.c: ...here.
7678 * function.c (next_block_for_reg): New function.
7679 (move_insn_for_shrink_wrap): Likewise.
7680 (prepare_shrink_wrap): Rewrite to use the above.
7682 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7684 * gimple.c (is_gimple_non_addressable): Remove.
7685 * gimple.h: Remove is_gimple_non_addressable.
7686 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7687 is_gimple_non_addressable.
7688 * trans-mem.c (expand_assign_tm): Same.
7690 2012-01-09 Richard Guenther <rguenther@suse.de>
7692 PR tree-optimization/51775
7693 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7694 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7696 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7698 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7700 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7702 2012-01-09 Richard Guenther <rguenther@suse.de>
7704 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7706 2012-01-08 Jan Hubicka <jh@suse.cz>
7708 PR tree-optimize/51680
7709 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7710 on when known_vals needs to be computed; cleanup.
7712 2012-01-08 Jan Hubicka <jh@suse.cz>
7714 PR tree-optimize/51694
7715 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7717 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7719 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7720 for -std=c++98 and -std=c++11 too.
7722 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7724 * cfgloop.c (cancel_loop): Add free() of bbs array.
7726 2012-01-07 Jan Hubicka <jh@suse.cz>
7728 PR tree-optimization/51600
7729 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7730 that benefits small functions.
7732 2012-01-07 Jan Hubicka <jh@suse.cz>
7734 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7736 2012-01-07 Jan Hubicka <jh@suse.cz>
7738 PR tree-optimization/51680
7739 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7740 whose inlining reduce unit size.
7742 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7745 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7746 Add canonical node to containing_mem chain after the non-canonical
7747 one, even if there weren't any locs to propagate.
7748 (remove_useless_values): Keep only canonical values.
7749 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7750 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7751 canonicalize mem_chain elements that are not discarded.
7753 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7756 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7757 before emitting functions.
7759 PR gcov-profile/50127
7760 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7761 clear_aux_for_blocks.
7763 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7766 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7768 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7770 * c-decl.c (ext_block): Moved up.
7771 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7773 2012-01-06 Han Shen <shenhan@google.com>
7775 Translate built-in include paths for sysroot.
7776 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7777 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7779 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7780 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7782 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7783 control whether sysroot should be prepended to gxx include dir.
7785 * configure: Regenerate.
7787 2012-01-06 Torvald Riegel <triegel@redhat.com>
7789 PR rtl-optimization/51771
7790 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7791 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7793 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7795 PR tree-optimization/51315
7796 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7797 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7799 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7802 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7803 for shrp pattern. Correctly handle and fixup shift variable.
7804 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7806 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7809 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7810 note when !ACCUMULATE_OUTGOING_ARGS.
7812 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7814 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7816 (extract_range_from_unary_expr_1): Avoid useless computations.
7818 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7820 PR rtl-optimization/51767
7821 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7822 of jump_block and add an extra edge for degenerated asm gotos.
7825 * stmt.c (check_unique_operand_names): Don't ICE during error
7826 reporting if i is from labels chain.
7829 * profile.c (branch_prob): Split bbs that have exit edge
7830 and need a fake entry edge too.
7832 2012-01-05 Jan Hubicka <jh@suse.cz>
7835 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7838 2012-01-05 Richard Guenther <rguenther@suse.de>
7841 * tree-streamer-out.c (write_ts_optimization): New function.
7842 (streamer_write_tree_body): Call it.
7843 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7844 (streamer_read_tree_body): Call it.
7845 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7847 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7850 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7851 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7852 in_cleanup_point_expr before gimplify_stmt call and restore it
7854 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7855 in_cleanup_point_expr is false.
7857 2012-01-05 Richard Guenther <rguenther@suse.de>
7860 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7862 * toplev.c (process_options): Reject combining mudflap and LTO.
7863 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7865 2012-01-05 Richard Guenther <rguenther@suse.de>
7867 PR tree-optimization/51760
7868 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7870 (bit_value_unop): Handle UNDEFINED operands.
7871 (bit_value_binop): Likewise.
7873 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7875 * config/avr/avr.c (avr_replace_prefix): Remove.
7876 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7877 (avr_asm_function_rodata_section): Ditto.
7878 (avr_asm_select_section): Ditto.
7880 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7882 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7885 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7888 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7889 calls that have any non-fake successor edges.
7892 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7894 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7896 PR tree-optimization/51624
7897 * tree-sra.c (build_ref_for_model): When replicating a chain of
7898 COMPONENT_REFs, stop as soon as the offset would become negative.
7900 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7903 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7904 in .debug_loc on the floor.
7906 2012-01-04 Andrew Pinski <apinski@cavium.com>
7908 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7910 2012-01-04 Andrew Pinski <apinski@cavium.com>
7911 Adam Nemet <anemet@caviumnetworks.com>
7913 * config/mips/mips.md (size): Add SI and DI.
7914 (SIZE): New mode attribute.
7915 (U): New code attribute.
7916 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7917 (mips_lbux_<mode>): Delete.
7918 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7919 (mips_lhx): Use gen_mips_lhx_extsi.
7920 (mips_lhx_<mode>): Delete.
7922 (mips_l<size>x): New expand.
7923 (mips_lwx_<mode>): Delete.
7924 (mips_l<GPR:size>x_<P:mode>): New pattern.
7925 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7926 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7927 * config/mips/mips.c (mips_lx_address_p): New function.
7928 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7929 (dsp64): New availability predicate.
7930 (mips_builtins): Add an entry for __builtin_mips_ldx.
7931 * config/mips/mips.h (ISA_HAS_LBX): New define.
7932 (ISA_HAS_LBUX): Likewise.
7933 (ISA_HAS_LHX): Likewise.
7934 (ISA_HAS_LHUX): Likewise.
7935 (ISA_HAS_LWX): Likewise.
7936 (ISA_HAS_LWUX): Likewise.
7937 (ISA_HAS_LDX): Likewise.
7938 * doc/extend.texi (__builtin_mips_ldx): Document.
7940 2012-01-04 Tristan Gingold <gingold@adacore.com>
7942 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7943 when long pointers are used.
7944 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7945 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7946 (ia64-hp-*vms*): Remove.
7947 * config/vms/xm-vms64.h: Delete.
7949 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7952 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7954 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7956 * opts.c (finish_options): Remove duplicate sorry.
7958 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7961 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7964 2012-01-04 Richard Guenther <rguenther@suse.de>
7967 * tree.c (size_low_cst): New function.
7968 * tree.h (size_low_cst): Declare.
7969 * fold-const.c (fold_comparison): Use it to extract the low
7970 part of the POINTER_PLUS_EXPR offset.
7972 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7974 Fix clearing ZERO_REG
7975 * config/avr/avr.md (cc): Add alternative "ldi".
7976 (movqi_insn): Use it in cc attribute.
7977 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7978 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7979 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7981 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7983 * configure: Regenerate.
7985 2012-01-04 Richard Guenther <rguenther@suse.de>
7987 PR tree-optimization/49651
7988 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7989 (var_can_have_subvars): Use it.
7990 (get_constraint_for_1): Only consider subfields if there can be any.
7992 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7995 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7996 to its new canonical_cselib_val and the cselib_val was in
7997 first_containing_mem chain, but the canonical_cselib_val was not,
7998 add the latter into the chain.
7999 (cselib_invalidate_mem): Compare canonical_cselib_val of
8000 addr_list chain elt with v.
8003 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8004 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8006 (output_macinfo_op): Don't ggc_strdup fd->filename.
8007 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8008 then ggc_strdup it. Don't free inc->info or cur->info.
8009 (output_macinfo): Don't free ref->info or file->info.
8011 2012-01-03 Ira Rosen <irar@il.ibm.com>
8013 PR tree-optimization/51269
8014 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8015 first_niters a pointer.
8016 (slpeel_tree_peel_loop_to_edge): Likewise.
8017 (vect_do_peeling_for_loop_bound): Update call to
8018 slpeel_tree_peel_loop_to_edge.
8019 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8020 here. Remove it from the parameters list.
8021 (vect_do_peeling_for_alignment): Update calls and compute
8024 2012-01-03 Richard Guenther <rguenther@suse.de>
8026 PR tree-optimization/51070
8027 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8028 Properly handle calls.
8030 2012-01-03 Richard Guenther <rguenther@suse.de>
8032 PR tree-optimization/51692
8033 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8034 the LHS of allocation stmts.
8036 2012-01-03 Olivier Hainque <hainque@adacore.com>
8038 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8040 2012-01-03 Olivier Hainque <hainque@adacore.com>
8042 * collect2.c (main): In AIX specific computations for vector
8043 insertions, use CONST_CAST2 to cast from char ** to const char **.
8045 2012-01-03 Richard Guenther <rguenther@suse.de>
8048 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8049 the context of a limbo DIE when it does not already exist.
8051 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8053 PR tree-optimization/51719
8054 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8055 but direct call is, clear direct call's lhs and don't add fallthrough
8056 edge from dcall_bb to join_bb and PHIs.
8058 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8060 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8061 the instructions emitted by the pattern.
8062 ("*TDC_insn_<mode>"): Add comment.
8064 2012-01-03 Richard Guenther <rguenther@suse.de>
8067 * fold-const.c (fold_comparison): Properly canonicalize
8068 tree offset and HOST_WIDE_INT bit position.
8070 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8072 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8073 operands for extzv pattern.
8075 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8078 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8081 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8083 * doc/invoke.texi (-flto and related options): Copy-edit.
8085 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8087 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8089 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8091 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8094 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8096 * expr.h (move_by_pieces_ninsns): Declare.
8097 * expr.c (move_by_pieces_ninsns): Make external.
8098 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8099 (mips_store_by_pieces_p): Likewise.
8100 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8101 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8102 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8103 (mips_store_by_pieces_p): Likewise.
8105 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8107 * passes.c (register_one_dump_file): Free full_name.
8109 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8110 (calculate_elim_costs_all_insns): Free offsets_at and
8111 offsets_known_at at the end and clear the pointers.
8113 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8115 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8116 this option introduced in r180739.
8118 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8121 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8122 (tmake_file target=avr): Add avr/t-multilib.
8124 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8125 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8126 * config/avr/genmultilib.awk: New file.
8127 * config/avr/t-multilib: New auto-generated file.
8128 * config/avr/multilib.h: New auto-generated file.
8129 * config/avr/t-avr (AVR_MCUS): New variable.
8130 (genopt.sh): Use it.
8131 (s-mlib): Depend on t-multilib.
8132 (t-multilib, multilib.h): New dependencies.
8133 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8134 (MULTILIB_OPTIONS): Remove.
8135 (MULTILIB_MATCHES): Remove.
8136 (MULTILIB_DIRNAMES): Remove.
8137 (MULTILIB_EXCEPTIONS): Remove:
8138 * config/avr/genopt.sh: Don't use hard coded file name;
8139 pass AVR_MCUS from t-avr instead.
8141 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8143 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8145 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8147 Implement light-weight DImode support.
8148 * config/avr/avr-dimode.md: New file.
8149 * config/avr/avr.md: Include it.
8150 (adjust_len): Add plus64, compare64.
8151 (HIDI): Remove code iterator.
8152 (code_stdname): New code attribute.
8153 (rotx, rotsmode): Remove DI.
8154 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8156 * config/avr/avr-protos.h (avr_have_dimode): New.
8157 (avr_out_plus64, avr_out_compare64): New.
8158 * config/avr/avr.c (avr_out_compare): Handle DImode.
8159 (avr_have_dimode): New variable definition and initialization.
8160 (avr_out_compare64, avr_out_plus64): New functions.
8161 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8162 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8163 (avr_compare_pattern): Skip DImode comparisons.
8165 2012-01-02 Revital Eres <revital.eres@linaro.org>
8167 * ddg.c (def_has_ccmode_p): New function.
8168 (add_cross_iteration_register_deps,
8169 create_ddg_dep_from_intra_loop_link): Call it.
8171 2012-01-02 Richard Guenther <rguenther@suse.de>
8174 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8176 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8178 * gcc.c (process_command): Update copyright notice dates.
8179 * gcov.c (print_version): Likewise.
8180 * gcov-dump.c (print_version): Likewise.
8181 * mips-tfile.c (main): Likewise.
8182 * mips-tdump.c (main): Likewise.
8184 2012-01-01 Ira Rosen <irar@il.ibm.com>
8186 PR tree-optimization/51704
8187 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8188 a use is inside the basic block or loop before accessing its vect info.
8190 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8192 PR rtl-optimization/51069
8193 * cfgloopmanip.c (remove_path): Removing path making irreducible
8194 region unconditional makes BB part of the region.
8196 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8198 PR tree-optimization/51683
8199 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8200 calls with side-effects.
8201 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8203 Copyright (C) 2012 Free Software Foundation, Inc.
8205 Copying and distribution of this file, with or without modification,
8206 are permitted in any medium without royalty provided the copyright
8207 notice and this notice are preserved.