1 2013-12-03 Marek Polacek <polacek@redhat.com>
4 2013-12-03 Marek Polacek <polacek@redhat.com>
7 * c-decl.c (build_compound_literal): Allow compound literals with
10 2013-12-01 Eric Botcazou <ebotcazou@adacore.com>
12 * config/i386/winnt.c (i386_pe_asm_named_section): Be prepared for an
15 2013-11-28 Uros Bizjak <ubizjak@gmail.com>
17 Backport from mainline
18 2013-11-23 Uros Bizjak <ubizjak@gmail.com>
21 * config/i386/i386.c (bdesc_multi_arg) <IX86_BUILTIN_VFRCZSS>:
22 Declare as MULTI_ARG_1_SF instruction.
23 <IX86_BUILTIN_VFRCZSD>: Decleare as MULTI_ARG_1_DF instruction.
24 * config/i386/sse.md (*xop_vmfrcz<mode>2): Rename
25 from *xop_vmfrcz_<mode>.
26 * config/i386/xopintrin.h (_mm_frcz_ss): Use __builtin_ia32_movss
27 to merge scalar result with __A.
28 (_mm_frcz_sd): Use __builtin_ia32_movsd to merge scalar
31 2013-11-19 Uros Bizjak <ubizjak@gmail.com>
33 Backport from mainline
34 2013-11-18 Uros Bizjak <ubizjak@gmail.com>
36 * config/i386/i386.c (ix86_decompose_address): Use REG_P instead of
37 ix86_address_subreg_operand. Move subreg checks to
38 ix86_validate_address_register. Move address override check to
39 ix86_legitimate_address_p.
40 (ix86_validate_address_register): New function.
41 (ix86_legitimate_address_p): Call ix86_validate_address_register
42 to validate base and index registers. Add address override check
43 from ix86_decompose_address.
44 (ix86_decompose_address): Remove.
46 Backport from mainline
47 2013-11-17 Uros Bizjak <ubizjak@gmail.com>
50 * config/i386/i386.c (ix86_address_subreg_operand): Do not
51 reject non-integer subregs.
52 (ix86_decompose_address): Do not reject invalid CONST_INT RTXes.
53 Move check for invalid x32 constant addresses ...
54 (ix86_legitimate_address_p): ... here.
57 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
59 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
60 addresses only when %reg is not in word mode.
62 2013-11-10 Karlson2k <k2k@narod.ru>
63 Kai Tietz <ktietz@redhat.com>
67 * configure.ac: Adding for exported symbols check
68 and for rdynamic-check executable-extension.
69 * configure: Regenerated.
71 2013-11-07 H.J. Lu <hongjiu.lu@intel.com>
74 * config/i386/i386.md (push peepholer/splitter): Use Pmode
75 with stack_pointer_rtx.
77 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
79 * config/i386/t-rtems (MULTILIB_MATCHES): Fix option typos.
81 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
83 Backport from mainline
84 2013-10-22 Uros Bizjak <ubizjak@gmail.com>
87 * config/i386/i386.c (put_condition_code) <case GTU, case LEU>:
88 Remove CCCmode handling.
89 <case LTU>: Return 'c' suffix for CCCmode.
90 <case GEU>: Return 'nc' suffix for CCCmode.
91 (ix86_cc_mode) <case GTU, case LEU>: Do not generate overflow checks.
92 * config/i386/i386.md (*sub<mode>3_cconly_overflow): Remove.
93 (*sub<mode>3_cc_overflow): Ditto.
94 (*subsi3_zext_cc_overflow): Ditto.
96 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
98 Backport from mainline
99 2013-10-19 Uros Bizjak <ubizjak@gmail.com>
102 * config/i386/i386.c (ix86_function_value_regno): Add DX_REG,
103 ST1_REG and XMM1_REG for 32bit and 64bit targets. Also add DI_REG
104 and SI_REG for 64bit SYSV ABI targets.
106 2013-10-25 Richard Henderson <rth@twiddle.net>
109 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
110 instead of create_convert_operand_to.
111 (maybe_emit_sync_lock_test_and_set): Likewise.
112 (expand_atomic_compare_and_swap): Likewise.
113 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
115 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
117 PR rtl-optimization/58831
118 * alias.c (init_alias_analysis): At the beginning of each iteration,
119 set the reg_seen[N] flag if static_reg_base_value[N] is non-null.
121 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
123 * recog.c (search_ofs): New static variable moved from...
124 (peep2_find_free_register): ...here.
125 (peephole2_optimize): Initialize it.
127 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
129 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
131 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
133 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
134 assignment statements.
136 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
138 * config/pa/pa.md: In "scc" insn patterns, change output template to
139 handle const0_rtx in reg_or_0_operand operands.
141 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
142 Paolo Carlini <paolo.carlini@oracle.com>
145 * doc/implement-cxx.texi: Fix references to the C++ standards.
147 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
150 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
153 2013-09-12 Terry Guo <terry.guo@arm.com>
155 Backport from mainline
156 2012-09-17 Richard Guenther <rguenther@suse.de>
159 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
160 FIXED_VALUE_TYPE instead of struct fixed_value.
162 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
165 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
166 support conditional execution.
167 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
169 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
171 Backport from mainline
172 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
174 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
175 "cmp" RTX before signed_comparison_operator check to account
178 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
180 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
182 2013-09-01 Iain Sandoe <iain@codesourcery.com>
185 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
187 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
188 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
189 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
191 * doc/tm.texi: Regenerate.
192 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
194 * config/darwin-c.c: Include target.h.
195 (darwin_objc_declare_unresolved_class_reference): New function.
196 (darwin_objc_declare_class_definition): New function.
197 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
198 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
200 2013-09-01 Iain Sandoe <iain@codesourcery.com>
202 Backport from mainline:
203 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
205 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
206 it is not needed after split.
208 2013-07-20 Iain Sandoe <iain@codesourcery.com>
211 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
212 second label for nonlocal goto receivers. Don't output pic base labels
213 unless we're producing PIC; mark that action unreachable().
214 (ix86_save_reg): If the function contains a nonlocal label, save the
216 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
217 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
218 (update_pic_label_number_if_needed): New.
219 (machopic_output_function_base_name): Adjust for nonlocal receiver
221 (machopic_should_output_picbase_label): New.
222 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
223 (nonlocal_goto_receiver): New insn and split.
225 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
227 Backport from mainline
228 2013-08-27 Christian Widmer <shadow@umbrox.de>
231 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
232 of Ivy Bridge processors.
234 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
237 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
238 suggested mode for the assignment isn't compatible with the
241 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
243 Backport from mainline
244 2013-08-12 Perez Read <netfirewall@gmail.com>
247 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
248 operand 0 for intel asm alternative.
249 (*movabs<mode>_2): Ditto for operand 1.
251 2013-08-13 Marek Polacek <polacek@redhat.com>
254 2013-0813 Marek Polacek <polacek@redhat.com>
255 Jakub Jelinek <jakub@redhat.com>
257 PR tree-optimization/57980
258 * tree-tailcall.c (process_assignment): Return false
259 when not dealing with integers or floats.
261 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
263 Backport from mainline
264 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
266 * collect2-aix.h: Define F_LOADONLY.
268 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
270 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
271 the implied StoreLoad barrier for atomic operations if before.
273 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
275 Backport from 2013-07-11 trunk r200901.
278 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
279 name seen by assembler/linker if available.
281 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
283 Backport from 2013-07-10 trunk r200872.
286 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
289 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
291 Backport from mainline
292 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
294 * config/i386/sse.md (sse_movlhps): Change alternative 3
297 2013-07-09 Joseph Myers <joseph@codesourcery.com>
299 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
300 adjust register size for TDmode and TFmode for VSX registers.
302 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
304 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
306 2013-07-08 Jakub Jelinek <jakub@redhat.com>
308 PR rtl-optimization/57829
309 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
310 mask bits outside of mode are just sign-extension from mode to HWI.
312 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
314 Backport from mainline
315 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
318 * config/i386/i386.c (construct_container): Report error if
319 long double is used with disabled x87 float returns.
321 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
323 Backport from mainline
324 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
327 * collect2.c (collect_atexit): New.
328 (collect_exit): Delete.
329 (main): Register collect_atexit with atexit.
330 (collect_wait): Change collect_exit to exit.
332 * collect2.h (collect_exit): Delete.
333 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
335 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
337 Backport from mainline
338 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
340 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
341 cmp_code to construct REG_EQUAL note.
343 Backport from mainline
344 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
346 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
347 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
349 Backport from mainline
350 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
353 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
354 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
355 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
357 2013-06-09 Jakub Jelinek <jakub@redhat.com>
360 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
361 that operands[2] doesn't overlap with operands[0].
363 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
366 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
367 for non-sse2 targets. Simplify mode attribute calculation.
369 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
371 Backport from mainline
372 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
374 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
375 cache parameters using detect_caches_amd also for CYRIX,
376 NSC and TM2 signatures.
378 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
379 Dzianis Kahanovich <mahatma@eu.by>
383 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
384 VIA/Centaur processors and determine their cache parameters
385 using detect_caches_amd.
387 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
389 * config/i386/i386.c (ix86_option_override_internal): Add
390 PTA_POPCNT to corei7 entry.
392 2013-05-14 Richard Biener <rguenther@suse.de>
394 PR gcov-profile/57269
395 Backport from mainline
396 2012-06-30 Nathan Sidwell <nathan@acm.org>
398 * coverage.c (coverage_init): Read counts file before writing
401 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
404 Backport from mainline
405 2013-01-22 Jakub Jelinek <jakub@redhat.com>
408 * config/i386/i386.md (UNSPEC_STOS): New.
409 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
410 *strsetqi_1): Add UNSPEC_STOS.
412 2013-05-10 Joey Ye <joey.ye@arm.com>
414 Backport from mainline
415 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
418 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
420 (thumb1_extendhisi2): Reduce Thumb pool range.
421 (arm_movdi): Likewise.
422 (thumb1_movdi_insn): Likewise.
423 (thumb1_movsi_insn): Likewise.
424 (pic_load_addr_unified): Likewise.
425 (pic_load_addr_32bit): Likewise.
426 (pic_load_addr_thumb1): Likewise.
427 (thumb1_movhf): Likewise.
428 (arm_movsf_soft_insn): Likewise.
429 (thumb1_movsf_soft_insn): Likewise.
430 (movdf_soft_insn): Likewise.
431 (thumb1_movdf_soft_insn): Likewise.
432 * config/arm/neon.md (*neon_mov<mode>): Likewise.
433 (*neon_mov<mode>): Likwise.
434 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
435 (*thumb2_movhi_insn): Likewise.
436 (*thumb2_extendqisi_v6): Likewise.
437 (*thumb2_zero_extendqisi_v6): Likewise.
438 (*thumb2_zero_extendqisi2_v6): Likewise.
439 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
440 (*movdi_vfp): Likewise.
441 (*movdi_vfp_cortexa8): Likewise.
442 (*thumb2_movsf_vfp): Likewise.
443 (*thumb2_movdf_vfp): Likewise.
445 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
447 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
448 Add mthumb/march=armv7-a multilib.
449 Add mthumb/march=armv7-r multilib.
450 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
452 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
455 * config/v850/t-rtems: Add more multilibs.
457 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
460 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
463 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
464 to save TFmode registers and DImode to save TImode registers for
465 caller save operations.
466 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
467 mark being partially clobbered since they only use the first
470 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
471 and TDmode only use the upper 64-bits of each VSX register.
473 2013-05-03 Marek Polacek <polacek@redhat.com>
475 Backport from mainline
476 2013-04-25 Marek Polacek <polacek@redhat.com>
478 PR tree-optimization/57066
479 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
481 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
483 Backport from mainline
484 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
487 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
489 (*zero_extendsidi2): Ditto.
491 Backport from mainline
492 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
495 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
497 2013-04-29 Christian Bruel <christian.bruel@st.com>
500 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
502 2013-04-27 Jakub Jelinek <jakub@redhat.com>
505 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
506 the immediate rotate count.
508 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
510 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
512 2013-04-19 Matthias Klose <doko@ubuntu.com>
516 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
518 Backport from mainline
519 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
520 Alexander Monakov <amonakov@ispras.ru>
523 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
524 flush pending lists also on non-jumps. Adjust comment.
527 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
529 * sched-deps.c (add_dependence_list_and_free): Simplify.
530 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
531 lists when add_dependence_list_and_free doesn't free them.
533 2013-04-19 Marek Polacek <polacek@redhat.com>
535 Backport from mainline
536 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
537 Jakub Jelinek <jakub@redhat.com>
539 PR tree-optimization/48189
540 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
541 If nitercst is 0, don't predict the exit edge.
543 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
545 Backport from mainline
546 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
547 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
549 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
552 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
554 * doc/tm.texi: Update.
555 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
556 * target.def (force_at_comp_dir): New hook.
557 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
558 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
560 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
563 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
564 (S_MODES): Set H_MODE bit.
565 (SF_MODES): Set only S_MODE and SF_MODE bits.
566 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
567 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
568 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
569 <MODE_FLOAT>: Likewise.
571 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
573 Backport from mainline:
574 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
577 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
578 nuses, make sure we have a label.
580 2013-04-11 Richard Biener <rguenther@suse.de>
582 * BASE-VER: Set to 4.7.4.
583 * DEV-PHASE: Set to prerelease.
585 2013-04-11 Release Manager
587 * GCC 4.7.3 released.
589 2013-04-10 David S. Miller <davem@davemloft.net>
591 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
594 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
598 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
600 Backport from mainline
601 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
602 Alexander Monakov <amonakov@ispras.ru>
605 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
606 flush pending lists also on non-jumps. Adjust comment.
608 2013-04-03 Richard Biener <rguenther@suse.de>
610 PR tree-optimization/56501
611 * tree-switch-conversion.c (check_process_case): Properly
612 handle !single_succ_p case.
614 2013-04-03 Jakub Jelinek <jakub@redhat.com>
616 Backported from mainline
617 2013-03-06 Jakub Jelinek <jakub@redhat.com>
619 PR tree-optimization/56539
620 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
621 instead of GSI_CONTINUE_LINKING as last argument to
622 force_gimple_operand_gsi. Adjust function comment.
624 2013-03-05 Jakub Jelinek <jakub@redhat.com>
627 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
628 (avoid_complex_debug_insns): New function.
629 (expand_debug_locations): Call it.
631 2013-04-02 Wei Mi <wmi@google.com>
633 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
634 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
635 *<rotate_insn><mode>3_mask in i386.md.
637 2013-04-02 Richard Biener <rguenther@suse.de>
640 Backport from mainline
641 2012-05-16 Richard Guenther <rguenther@suse.de>
643 * tree-inline.c (declare_return_variable): Properly handle
644 DECL_BY_REFERENCE return vars in SSA form.
646 2013-04-01 Wei Mi <wmi@google.com>
648 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
649 Truncate operand 2 using %b asm operand modifier.
650 (*<shift_insn><mode>3_mask): Ditto.
651 (*<rotate_insn><mode>3_mask): Ditto.
653 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
655 * config/i386/i386.md (*movsf_internal): Change type of
656 alternatives 3,4 to imov.
658 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
660 Backport from mainline
661 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
664 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
665 when the may_trap_p bit of the exprs being merged differs.
666 Reorder tests for speculativeness in the logical and operator.
668 Backport from mainline
669 2013-03-05 Jakub Jelinek <jakub@redhat.com>
672 * sel-sched-ir.c (free_sched_pools): Release
673 succs_info_pool.stack[succs_info_pool.max_top] vectors too
674 if succs_info_pool.max_top isn't -1.
676 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
678 Backport from mainline
679 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
682 * sel-sched.c: Include ira.h.
683 (implicit_clobber_conflict_p): New function.
684 (moveup_expr): Use it.
685 * Makefile.in (sel-sched.o): Depend on ira.h.
687 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
689 Backport from mainline
690 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
691 Alexander Monakov <amonakov@ispras.ru>
694 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
695 flush pending lists also on non-jumps. Adjust comment.
697 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
699 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
700 * doc/extend.texi (Named Address Spaces): Ditto.
701 (Variable Attributes): Ditto.
703 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
705 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
706 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
709 2013-03-27 Walter Lee <walt@tilera.com>
711 Backport from mainline:
712 2013-03-27 Walter Lee <walt@tilera.com>
714 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
715 double-decrement of next_scratch_regno.
717 2013-03-27 Walter Lee <walt@tilera.com>
719 Backport from mainline:
720 2013-03-27 Walter Lee <walt@tilera.com>
722 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
724 (insn_v1mulus): Ditto.
725 (insn_v2muls): Ditto.
727 2013-03-27 Walter Lee <walt@tilera.com>
729 Backport from mainline:
730 2013-03-27 Walter Lee <walt@tilera.com>
732 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
734 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
736 2013-03-27 Walter Lee <walt@tilera.com>
738 Backport from mainline:
739 2013-03-27 Walter Lee <walt@tilera.com>
741 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
743 (*sibcall_value): Ditto.
745 2013-03-27 Walter Lee <walt@tilera.com>
747 Backport from mainline:
748 2013-03-27 Walter Lee <walt@tilera.com>
750 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
751 (insn_mnz_v8qi): ... this ...
752 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
754 (insn_v<n>mnz): Replaced by ...
755 (insn_v1mnz): ... this ...
756 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
758 (insn_mz_<mode>): Replaced by ...
759 (insn_mz_v8qi): ... this ...
760 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
762 (insn_v<n>mz): Replaced by ...
763 (insn_v1mz): ... this ...
764 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
767 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
769 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
771 2013-03-26 Richard Biener <rguenther@suse.de>
773 Backport from mainline:
774 2013-03-13 Richard Biener <rguenther@suse.de>
776 PR tree-optimization/56608
777 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
778 calls when vectorizing basic-blocks.
780 2013-03-05 Richard Biener <rguenther@suse.de>
782 PR tree-optimization/56270
783 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
784 of loads after scheduling an SLP instance.
786 2013-03-26 Walter Lee <walt@tilera.com>
788 Backport from mainline:
789 2013-03-26 Walter Lee <walt@tilera.com>
791 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
792 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
794 2013-03-26 Walter Lee <walt@tilera.com>
796 Backport from mainline:
797 2013-03-25 Walter Lee <walt@tilera.com>
799 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
800 TILEGX_INSN_SHUFFLEBYTES1.
801 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
803 (tilegx_builtins): Ditto.
804 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
806 2013-03-26 Walter Lee <walt@tilera.com>
808 Backport from mainline:
809 2013-03-25 Walter Lee <walt@tilera.com>
811 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
812 tests for constraint J, K, N, P.
814 2013-03-26 Walter Lee <walt@tilera.com>
816 Backport from mainline:
817 2013-03-25 Walter Lee <walt@tilera.com>
819 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
820 Use indirect/pcrel encoding.
821 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
824 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
826 Backport from mainline:
827 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
828 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
831 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
832 (musermode): Convert to Var(TARGET_USERMODE).
833 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
834 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
835 * config/sh/sh.c (sh_option_override): Use
836 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
837 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
839 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
841 (udivsi3_i4_single, divsi3_i4_single): Use
842 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
843 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
844 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
845 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
846 (SUBTARGET_OVERRIDE_OPTIONS): New.
848 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
850 Backport from mainline:
851 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
853 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
854 to m2a-single instead of m2e.
856 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
859 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
862 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
865 * config/i386/i386.c (init_cumulative_args): Also set
866 cum->callee_return_avx256_p.
867 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
868 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
870 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
871 callee_return_avx256_p.
873 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
875 Backport from mainline:
876 2012-12-04 Ian Lance Taylor <iant@google.com>
878 * godump.c (find_dummy_types): Output a dummy type if we couldn't
879 output the real type.
881 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
884 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
885 (PLUS_EXPR): Likewise.
886 * doc/cppopts.texi (--help): Likewise.
887 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
888 (-fdump-rtl-cprop_hardreg): Likewise.
889 (-fdump-rtl-csa): Likewise.
890 (-fdump-rtl-dce): Likewise.
891 (-fdump-rtl-dbr): Likewise.
892 (-fdump-rtl-into_cfglayout): Likewise.
893 (-fdump-rtl-outof_cfglayout): Likewise.
895 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
898 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
899 (arm_print_operand, case 'S'): Don't use shift_operator to validate
902 2013-03-14 Seth LaForge <sethml@google.com>
905 Backport from mainline
906 2012-10-22 Julian Brown <julian@codesourcery.com>
908 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
909 VFP D registers in big-endian mode.
911 2013-03-08 Joey Ye <joey.ye@arm.com>
913 Backport from mainline
914 2013-03-06 Joey Ye <joey.ye@arm.com>
917 * gcc.c (convert_white_space): New function.
918 (main): Handles white space in function name.
920 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
922 Backport from mainline
923 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
926 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
927 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
928 to SH_DIV_CALL_TABLE for TARGET_SH2.
929 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
931 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
932 mdiv= call-div1, call-fp, call-table options.
934 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
936 * config.gcc (arm*-*-rtemself*): New.
937 (arm*-*-rtems*): Removed.
938 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
939 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
941 2013-03-01 Richard Biener <rguenther@suse.de>
943 Backport from mainline
944 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
946 PR tree-optimization/55481
947 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
948 back to general rewriting if we cannot leave an original biv
951 2013-03-01 Richard Biener <rguenther@suse.de>
953 Backport from mainline
954 2012-04-10 Richard Guenther <rguenther@suse.de>
957 * gimple-low.c (gimple_check_call_args): Properly account for
958 compatible aggregate types.
960 2013-02-26 Nick Clifton <nickc@redhat.com>
963 Import this patch from the mainline:
965 2012-08-17 Nick Clifton <nickc@redhat.com>
967 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
968 (branch_true): Likewise.
969 (branch_false): Likewise.
971 2013-02-26 Jakub Jelinek <jakub@redhat.com>
973 PR tree-optimization/56443
974 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
975 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
976 to type_for_mode langhook.
978 2013-02-21 Jakub Jelinek <jakub@redhat.com>
981 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
984 2013-02-19 Jakub Jelinek <jakub@redhat.com>
986 Backported from mainline
987 2013-02-19 Jakub Jelinek <jakub@redhat.com>
989 PR tree-optimization/56350
990 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
991 if haven't found reduction or nested cycle operand, rather than
992 asserting we must find it.
994 PR tree-optimization/56381
995 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
998 2013-02-08 Jakub Jelinek <jakub@redhat.com>
1000 PR tree-optimization/56250
1001 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
1002 if type is unsigned and code isn't MULT_EXPR.
1004 2013-02-06 Jakub Jelinek <jakub@redhat.com>
1007 * omp-low.c (use_pointer_for_field): Return false if
1008 lower_send_shared_vars doesn't generate any copy-out code.
1010 2012-11-27 Jakub Jelinek <jakub@redhat.com>
1012 PR tree-optimization/55110
1013 * tree-vect-loop.c (vectorizable_reduction): Don't assert
1014 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
1016 2013-02-18 Richard Biener <rguenther@suse.de>
1019 2013-02-04 Richard Biener <rguenther@suse.de>
1021 Backport from mainline
1022 2012-07-04 Richard Guenther <rguenther@suse.de>
1024 PR tree-optimization/53844
1025 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1026 the loop virtual PHI.
1028 2013-02-13 David S. Miller <davem@davemloft.net>
1030 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
1032 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1034 Backport from mainline
1035 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1037 PR rtl-optimization/56275
1038 * simplify-rtx.c (avoid_constant_pool_reference): Check that
1039 offset is non-negative and less than cmode size before
1040 calling simplify_subreg.
1042 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
1044 Backport from mainline
1045 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1047 * config/i386/sse.md (FMAMODEM): New mode iterator.
1048 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
1049 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
1051 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1053 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
1054 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
1055 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
1057 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1059 Backport from mainline
1060 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1063 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
1064 If there is no implicit builtin declaration, just return NULL.
1066 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
1067 Michael Meissner <meissner@linux.vnet.ibm.com>
1069 Backport from mainline
1070 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
1071 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
1073 2013-02-07 David S. Miller <davem@davemloft.net>
1075 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
1077 * var-tracking.c (vt_add_function_parameter): Test the presence of
1078 HAVE_window_save properly and do not remap argument registers when
1079 we have a leaf function.
1081 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1083 Backport from mainline
1084 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1087 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1089 * config/i386/i386.c (ix86_print_operand): Ditto.
1091 2013-02-07 Alan Modra <amodra@gmail.com>
1094 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1095 static chain, set REST_INLINE_FPRS too.
1097 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
1099 Backport from mainline
1100 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1102 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1103 * configure: Regenerate.
1105 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1107 Backport from mainline
1108 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1109 Andrew Dixie <andrewd@gentrack.com>
1111 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1114 2013-02-05 Richard Biener <rguenther@suse.de>
1116 Backport from mainline
1117 2012-12-10 Richard Biener <rguenther@suse.de>
1119 PR tree-optimization/55107
1120 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1121 (bitmap_set_replace_value): Add gcc_unreachable.
1122 (do_regular_insertion): Re-write all_same handling. Insert
1123 an assignment instead of a PHI in this case.
1124 (execute_pre): Do not record constified events.
1126 2013-02-05 Richard Biener <rguenther@suse.de>
1128 PR tree-optimization/54767
1129 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1130 backedges drop all symbolical range information.
1131 (execute_vrp): Compute backedges.
1133 2013-02-04 Richard Biener <rguenther@suse.de>
1135 Backport from mainline
1136 2012-01-11 Richard Guenther <rguenther@suse.de>
1138 PR tree-optimization/44061
1139 * tree-vrp.c (extract_range_basic): Compute zero as
1140 value-range for __builtin_constant_p of function parameters.
1142 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1145 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1147 2013-02-04 Richard Biener <rguenther@suse.de>
1149 Backport from mainline
1150 2012-07-04 Richard Guenther <rguenther@suse.de>
1152 PR tree-optimization/53844
1153 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1154 the loop virtual PHI.
1156 2012-12-13 Richard Biener <rguenther@suse.de>
1159 * tree-streamer.c (record_common_node): Check that we are not
1160 recursively pre-loading nodes we want to skip. Handle
1161 char_type_node appearing as part of va_list_type_node.
1163 2013-02-04 Richard Biener <rguenther@suse.de>
1166 * gimple.h (gimple_call_builtin_class_p): New function.
1167 * gimple.c (validate_call): New function.
1168 (gimple_call_builtin_class_p): Likewise.
1169 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1170 Use gimple_call_builtin_class_p.
1171 (find_func_clobbers): Likewise.
1172 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1173 (strlen_optimize_stmt): Likewise.
1175 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1177 Backported from mainline
1178 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1180 PR tree-optimization/56125
1181 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1182 pow(x,c) into sqrt(x) * powi(x, n/2) or
1183 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1184 optimizing for size.
1185 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1186 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1189 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1191 PR tree-optimization/56098
1192 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1193 for stmts with volatile ops.
1194 (cond_store_replacement): Don't optimize if assign has volatile ops.
1195 (cond_if_else_store_replacement_1): Don't optimize if either
1196 then_assign or else_assign have volatile ops.
1198 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1201 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1202 instead of cmpdi_operand for first comparison operand.
1203 Don't assert that comparison operands aren't both constants.
1205 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1207 PR tree-optimization/56051
1208 * fold-const.c (fold_binary_loc): Don't fold
1209 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1210 a narrowing conversion, or widening conversion from signed
1213 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1216 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1217 the case where writing real complex part of target modifies
1220 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1223 * function.c (thread_prologue_and_epilogue_insns): Always
1224 add crtl->drap_reg to set_up_by_prologue.set, even if
1225 stack_realign_drap is false.
1227 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1229 PR tree-optimization/55921
1230 * tree-complex.c (expand_complex_asm): New function.
1231 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1233 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1235 PR rtl-optimization/55838
1236 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1237 iv0.step, iv1.step and step.
1239 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1242 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1243 * gimple-low.c: Include langhooks.c.
1244 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1245 by default call lang_hooks.block_may_fallthru.
1246 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1248 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1249 (LANG_HOOKS_INITIALIZER): Use it.
1251 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1254 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1255 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1256 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1257 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1258 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1260 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1262 PR tree-optimization/55236
1263 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1264 and signed ARG0_TYPE, force low and high to be non-NULL.
1266 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1268 PR rtl-optimization/54127
1269 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1270 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1271 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1272 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1273 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1275 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1277 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1278 range isn't testing for zero.
1280 2013-01-29 Richard Biener <rguenther@suse.de>
1282 PR tree-optimization/56113
1283 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1285 (label_visit): Free duplicate bitmaps and record the leader instead.
1286 (perform_var_substitution): Adjust.
1288 2013-01-28 Serowk <serowk@yandex.ru>
1291 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1292 Fix mode checks to allow for the passing of constants in the
1294 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1295 Add entries in the switch statement for builtin iwmmxt vector
1296 shift and rotate builtins.
1298 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1300 Backport from mainline
1301 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1304 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1305 operand 0 in movabs insn template for -masm=intel asm alternative.
1306 (*movabs<mode>_2): Ditto for operand 1.
1308 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1310 Backport from mainline
1311 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1314 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1315 alternative to (o,r).
1316 (*movdi_internal_rex64): Remove (!o,n) alternative.
1317 (DImode immediate->memory splitter): Remove.
1318 (DImode immediate->memory peephole2): Remove.
1319 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1320 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1321 alternative to (!o,*r).
1322 (*movtf_internal_sse): New pattern.
1323 (*movxf_internal_rex64): New pattern.
1324 (*movxf_internal): Disable for TARGET_64BIT.
1325 (*movdf_internal_rex64): Remove (!o,F) alternative.
1327 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1329 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1330 involving stack registers slightly.
1332 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1334 * config/i386/constraints.md (Yf): New constraint.
1335 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1336 of f constraint to conditionaly disable x87 register preferences.
1337 (*movdf_internal): Ditto.
1338 (*movsf_internal): Ditto.
1340 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1342 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1343 (*movtf_internal_rex64): Add (!o,C) alternative
1344 (*movxf_internal_rex64): Ditto.
1345 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1347 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1349 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1351 2013-01-24 Martin Jambor <mjambor@suse.cz>
1353 Backport from mainline
1354 2013-01-04 Martin Jambor <mjambor@suse.cz>
1356 PR tree-optimization/55755
1357 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1358 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1360 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1362 Backport from mainline
1363 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1365 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1367 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1369 PR rtl-optimization/56023
1370 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1371 dependent on debug instruction.
1373 2013-01-21 Martin Jambor <mjambor@suse.cz>
1375 Backport from mainline
1376 2013-01-17 Martin Jambor <mjambor@suse.cz>
1378 PR tree-optimizations/55264
1379 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1380 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1381 for virtual functions.
1382 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1383 for virtual methods.
1384 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1385 virtual methods before inlining is over.
1387 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1389 Backport from mainline
1390 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1393 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1394 store through atomic_store<mode>_1.
1395 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1397 2013-01-16 Richard Biener <rguenther@suse.de>
1400 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1401 account for bitpos when computing alignment.
1403 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1405 Backport from 2013-01-14 trunk r195169.
1408 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1409 etc. to 1 and not to __flash.
1410 Use LL suffix for __INT24_MAX__ with -mint8.
1411 Use ULL suffix for __UINT24_MAX__ with -mint8.
1413 2013-01-14 Matthias Klose <doko@ubuntu.com>
1415 * doc/invoke.texi: Document -print-multiarch.
1416 * doc/install.texi: Document --enable-multiarch.
1417 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1418 * configure.ac: Add --enable-multiarch option.
1419 Substitute with_cpu, with_float.
1420 * configure: Regenerate.
1421 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1422 enable_multiarch, with_cpu, with_float: New macros.
1423 if_multiarch: New macro, define in terms of enable_multiarch.
1424 * genmultilib: Add new argument for the multiarch name.
1425 * gcc.c (multiarch_dir): Define.
1426 (for_each_path): Search for multiarch suffixes.
1427 (driver_handle_option): Handle multiarch option.
1428 (do_spec_1): Pass -imultiarch if defined.
1429 (main): Print multiarch.
1430 (set_multilib_dir): Separate multilib and multiarch names
1431 from multilib_select.
1432 (print_multilib_info): Ignore multiarch names in multilib_select.
1433 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1434 * cppdefault.h (default_include): Document multiarch in multilib
1436 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1437 include directory for multiarch directories.
1438 * common.opt: New options --print-multiarch and -imultilib.
1440 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1441 Include i386/t-linux.
1442 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1443 Include i386/t-kfreebsd.
1444 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1445 * config/i386/t-linux64: Add multiarch names in
1446 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1447 * config/i386/t-gnu: New file.
1448 * config/i386/t-kfreebsd: Likewise.
1449 * config/i386/t-linux: Likewise.
1451 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1452 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1453 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1454 for 32bit non-biarch configurations.
1456 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1457 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1460 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1462 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1464 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1465 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1466 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1468 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1469 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1470 Include rs6000/t-linux for 32bit non-biarch configurations.
1472 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1474 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1476 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1477 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1479 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1480 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1482 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1484 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1485 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1486 (vect_estimate_min_profitable_iter): Adjust to above fix.
1487 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1489 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1491 Backport from mainline
1492 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1494 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1495 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1496 documentation. Add missing '__' in front of
1497 __builtin_ia32_packssdw256.
1499 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1501 Backport from mainline
1502 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1504 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1505 attribute of movddup insn to DF.
1506 (*vec_interleave_lowv2df): Ditto.
1507 (vec_dupv2df): Ditto.
1509 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1511 Backport from 2013-01-07 trunk r194991, r194992.
1514 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1517 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1518 (avr_addrspace_t): Add .section_name field.
1519 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1521 (avr_addrspace): Same. Initialize .section_name. Remove last
1522 NULL entry. Put __memx into .progmemx.data.
1523 (progmem_section_prefix): Remove.
1524 (avr_asm_init_sections): No need to initialize progmem_section.
1525 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1526 section name prefix.
1527 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1528 retrieve the progmem section.
1529 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1530 boundary to run over avr_addrspace[].
1531 (avr_register_target_pragmas): Ditto.
1533 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1535 Backport from 2013-01-07 trunk r194978.
1538 * doc/install.texi (Cross-Compiler-Specific Options): Document
1541 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1543 Backport from 2013-01-07 trunk r194968.
1546 * config/avr/t-avr: Don't automatically rebuild
1547 $(srcdir)/config/avr/t-multilib
1548 $(srcdir)/config/avr/avr-tables.opt
1549 (avr-mcus): New phony target to build them on request.
1550 (s-avr-mlib): Remove.
1551 * avr/avr-mcus.def: Adjust comments.
1553 2013-01-07 Terry Guo <terry.guo@arm.com>
1555 Backport from mainline
1556 2012-12-19 Terry Guo <terry.guo@arm.com>
1558 * config/arm/arm.c (thumb_find_work_register): Check argument
1559 register number based on current PCS.
1561 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1563 Backport from mainline
1564 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1567 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1568 selected code model, define __code_mode_small__, __code_model_medium__,
1569 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1570 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1571 xchg temporary register with %k. Declare temporary register as
1573 [__x86_64__]: For medium and large code models, preserve %rbx register.
1575 2013-01-03 Richard Henderson <rth@redhat.com>
1577 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1578 after eliminating TLS symbols.
1580 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1583 * config/pa/pa.md (movsi): Revert previous change.
1584 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1587 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1590 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1593 2013-01-02 Jason Merrill <jason@redhat.com>
1596 * tree.c (build_array_type_1): Revert earlier change.
1598 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1601 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1602 after reload starts.
1604 2012-12-21 Martin Jambor <mjambor@suse.cz>
1606 PR tree-optimization/55355
1607 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1608 bit_position is small enough to fit a single HOST_WIDE_INT.
1610 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1612 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1614 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1616 Backport from mainline
1617 2012-10-15 Matthias Klose <doko@ubuntu.com>
1619 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1620 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1622 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1623 Tomash Brechko <tomash.brechko@gmail.com>
1626 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1627 handling of before and after cases.
1628 * config/sparc/sync.md (atomic_store): Fix pasto.
1630 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1632 * optabs.c (expand_atomic_store): Elide redundant model test.
1634 2012-12-13 Richard Henderson <rth@redhat.com>
1637 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1639 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1642 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1643 (tldo_stb_sp64): Likewise.
1644 (tldo_sth_sp32): Likewise.
1645 (tldo_sth_sp64): Likewise.
1646 (tldo_stw_sp32): Likewise.
1647 (tldo_stw_sp64): Likewise.
1648 (tldo_stx_sp64): Likewise.
1650 2012-12-10 Kai Tietz <ktietz@redhat.com>
1653 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1655 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1657 Backport from mainline
1658 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1659 H.J. Lu <hongjiu.lu@intel.com>
1662 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1663 before using it as insn or call equivalent.
1665 2012-12-06 Jason Merrill <jason@redhat.com>
1668 * tree.c (build_array_type_1): Re-layout if we found it in the
1671 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1673 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1674 opaque cond in all call insns.
1676 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1678 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1679 area if the function allocates dynamic stack space.
1680 (ia64_initial_elimination_offset): Adjust offsets to above change.
1682 2012-12-03 Richard Biener <rguenther@suse.de>
1684 Backport from mainline
1685 2012-09-24 Richard Guenther <rguenther@suse.de>
1687 PR tree-optimization/53663
1688 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1689 native encode/interpret translation on VN_WALKREWRITE.
1691 2012-12-03 Kai Tietz <ktietz@redhat.com>
1694 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1697 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1700 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1702 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1704 Backport from mainline:
1705 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1708 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1709 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1710 (in_nullified_branch_delay): Likewise.
1711 (in_call_delay): Likewise.
1712 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1713 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1714 the $$sh_func_adrs call as variable. Update type of sibcalls and
1715 $$sh_func_adrs call.
1716 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1717 length instead of adjustment. Handle negative and undefined call
1718 adjustments for insn_default_length. Remove adjustment for millicode
1719 insn with unfilled delay slot.
1720 (pa_output_millicode_call): Update for revised millicode length.
1721 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1723 2012-11-29 Kai Tietz <ktietz@redhat.com>
1726 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1727 use by XNEWVEC/XRESIZEVEC.
1729 * i386.c (get_scratch_register_on_entry): Handle
1730 thiscall-convention.
1731 (split_stack_prologue_scratch_regno): Likewise.
1732 (ix86_static_chain): Likewise.
1733 (x86_output_mi_thunk): Likewise.
1735 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1737 Backported from mainline
1738 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1739 Markus Trippelsdorf <markus@trippelsdorf.de>
1742 * lto-opts.c (lto_write_options): Also handle
1743 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1744 OPT_SPECIAL_program_name.
1747 * lto-wrapper.c (merge_and_complain): Handle
1748 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1749 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1751 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1753 PR rtl-optimization/55489
1754 * gcse.c (compute_transp): Precompute a canonical version
1755 of XEXP (x, 0), and pass it to canon_true_dependence.
1757 2012-11-27 Richard Biener <rguenther@suse.de>
1760 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1761 stmt with a NOP instead of removing it.
1763 2012-11-26 Richard Biener <rguenther@suse.de>
1765 Backport from mainline
1766 2012-10-19 Richard Biener <rguenther@suse.de>
1768 PR tree-optimization/54976
1769 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1770 Robustify against odd inner_mode inputs.
1772 2012-10-12 Richard Biener <rguenther@suse.de>
1774 PR tree-optimization/54894
1775 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1776 Handle over-aligned scalar types properly.
1778 2012-10-02 Richard Guenther <rguenther@suse.de>
1781 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1782 cleaning up the CFG.
1784 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1786 Backport from mainline
1787 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1789 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1790 explaining the register ordering preferences.
1792 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1793 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1794 constraints so that the traditional floating point loads, stores,
1795 and moves are done first, then the VSX loads, stores, and moves,
1796 and finally the GPR loads, stores, and moves so that reload
1797 chooses FPRs over GPRs, and uses the traditional load/store
1798 instructions which provide an offset.
1799 (movdf_hardfloat64): Likewise.
1801 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1803 Backported from mainline
1804 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1805 H.J. Lu <hongjiu.lu@intel.com>
1808 * config/i386/i386.c (legitimize_pic_address): Properly handle
1810 (ix86_print_operand_address): Set code to 'k' when forcing
1811 addr32 prefix. For x32, zero-extend negative displacement if
1814 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1816 * common.opt (fvar-tracking-uninit): Document.
1817 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1818 * config/darwin.c (darwin_override_options): Likewise.
1820 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1822 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1823 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1825 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1827 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1829 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1831 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1834 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1836 Backport from mainline
1837 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1839 * config/i386/i386.c (ix86_init_machine_status): Do not
1840 explicitly clear tls_descriptor_call_expanded_p again.
1842 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1844 * config/i386/sse.md
1845 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1846 as read and written by the instruction.
1848 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1850 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1851 (ix86_instantiate_decls): New function.
1852 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1853 stack slot instead of SLOT_VIRTUAL.
1854 <case IX86_BUILTIN_STMXCSR>: Ditto.
1855 (assign_386_stack_local): Do not assert when virtual slot is valid.
1856 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1857 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1858 (truncxf<mode>2): Ditto.
1859 (floatunssi<mode>2): Ditto.
1860 (isinf<mode>2): Ditto.
1861 * config/i386/sync.md (atomic_load<mode>): Ditto.
1862 (atomic_store<mode>): Ditto.
1864 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1867 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1868 the argument is itself a conditional expression.
1870 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1872 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1875 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1877 PR tree-optimization/54986
1878 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1879 conversions on entry but add them back on exit if needed.
1881 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1884 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1886 (print_reg): Use true_regnum rather than REGNO.
1887 (ix86_print_operand_address): Remove SUBREG handling.
1889 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1891 Backported from mainline
1892 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1895 * gimple.h (is_gimple_sizepos): New inline function.
1896 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1897 final assignment to expr variable.
1898 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1899 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1900 into a local temporary.
1902 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1904 PR tree-optimization/54877
1905 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1906 use make_ssa_name instead of copy_ssa_name.
1908 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1910 Backport from mainline
1911 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1913 PR tree-optimization/53708
1914 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1915 user-supplied alignment when used with an explicit section name.
1917 2012-11-02 Jeff Law <law@redhat.com>
1919 PR tree-optimization/54985
1920 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1921 from thread_across_edge.
1922 (thread_across_edge): Use it in all cases where we might thread
1925 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1927 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1928 special register pushes before frame probing and allocation.
1930 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1931 Joel Sherrill <joel.sherrill@oarcorp.com>
1933 * config/sparc/t-rtems: New (Custom multilibs).
1934 * config/sparc/t-rtems-64: New (Custom multilibs).
1935 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1936 (sparc-*-rtems*): Add sparc/t-rtems.
1938 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1940 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1942 (hash_rtx): Likewise.
1944 2012-10-29 Terry Guo <terry.guo@arm.com>
1946 Backport from mainline
1947 2012-10-11 Terry Guo <terry.guo@arm.com>
1949 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1951 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1954 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1956 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1957 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1959 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1961 * config/avr/t-rtems: Revert previous commit.
1963 2012-10-26 Terry Guo <terry.guo@arm.com>
1965 Backport from mainline
1966 2012-10-23 Terry Guo <terry.guo@arm.com>
1969 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1972 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1974 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1976 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1978 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1980 * config.gcc (microblaze*-*-rtems*): New target.
1981 * config/microblaze/rtems.h: New.
1982 * config/microblaze/t-rtems: New.
1984 2012-10-25 Richard Biener <rguenther@suse.de>
1986 PR tree-optimization/54902
1987 * tree-ssa-pre.c (fini_pre): Return TODO.
1988 (execute_pre): Adjust.
1989 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1990 blocks before computing dominators.
1992 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1994 Backport from mainline
1995 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1997 * config/i386/i386.c (memory_address_length): Assert that non-null
1998 base or index RTXes are registers. Do not check for REG RTXes.
1999 Determine addr32 prefix using SImode_address_operand or
2000 from original base and index RTXes. Simplify code.
2002 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
2004 * config/i386/i386-protos.h (memory_address_length): Add new bool
2005 argument. Update all uses.
2006 * config/i386/i386.c (memory_address_length): If not LEA insn, then
2007 add length of addr32 prefix based on mode of base or index register.
2008 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
2009 addresses here. Update call to memory_address_length.
2010 (ix86_print_address_operand): Use SImode_address_operand predicate.
2011 * config/i386/predicates.md (SImode_address_operand): New.
2012 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
2013 to calculate "mode" attribute. Use SImode_address_operand predicate
2014 instead of open-coding accepted RTX codes.
2016 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
2018 Backport from 2012-10-22 trunk r192685.
2019 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
2020 Note __AVR_<device>__ is not defined for cores.
2021 Don't point to --help=target.
2022 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
2024 2012-10-19 Marek Polacek <polacek@redhat.com>
2026 Backported from mainline
2027 2012-10-19 Marek Polacek <polacek@redhat.com>
2030 * fold-const.c (fold_sign_changed_comparison): Punt if folding
2031 pointer/non-pointer comparison.
2033 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2035 Backported from mainline
2036 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2039 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
2040 sure the mode is correct when falling through from above cases.
2042 2012-10-19 Alan Modra <amodra@gmail.com>
2044 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
2045 (HAVE_LD_LARGE_TOC): Likewise.
2046 * configure: Regenerate.
2048 2012-10-19 Alan Modra <amodra@gmail.com>
2050 * config/rs6000/predicates.md (splat_input_operand): Don't call
2051 input_operand for MEMs. Instead check for volatile and call
2052 memory_address_addr_space_p with modified mode.
2054 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2056 Backported from mainline
2057 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
2059 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
2061 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
2063 PR rtl-optimization/54870
2064 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
2065 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
2066 SSA_NAME pointer that points to a partition if there is at least
2067 one variable with it set in the partition.
2068 * dse.c (local_variable_can_escape): New predicate.
2069 (can_escape): Call it.
2070 * gimplify.c (mark_addressable): If this is a partitioned decl, also
2071 mark the SSA_NAME pointer that points to a partition.
2073 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2075 Backport from mainline
2076 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
2078 PR rtl-optimization/53701
2079 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
2080 rocess not only expr's vinsns but all old vinsns from expr's
2083 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2085 Backport from mainline
2086 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
2089 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2091 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
2092 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2093 only if producer writes to the register given by regno.
2095 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
2097 Backport from mainline
2098 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2100 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2101 (UNSPEC_LOADU): New.
2102 (UNSPEC_STOREU): Ditto.
2103 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2104 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2105 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2106 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2107 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2108 (<sse2>_storedqu<avxsizesuffix>): ... this.
2109 (*sse4_2_pcmpestr_unaligned): Update.
2110 (*sse4_2_pcmpistr_unaligned): Ditto.
2112 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2113 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2114 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2115 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2116 gen_sse2_load{dqu,upd} to load from unaligned memory and
2117 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2119 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2120 Use CODE_FOR_sse_loadups.
2121 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2122 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2123 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2124 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2125 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2126 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2127 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2128 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2129 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2130 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2131 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2133 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2135 Backport from trunk (r190222):
2137 PR tree-optimization/54146
2138 * ifcvt.c: Include pointer-set.h.
2139 (cond_move_process_if_block): Change type of then_regs and
2140 else_regs from alloca'd array to pointer_sets.
2141 (check_cond_move_block): Update for this change.
2142 (cond_move_convert_if_block): Likewise.
2143 * Makefile.in: Fix dependencies for ifcvt.o.
2145 2012-10-15 Richard Guenther <rguenther@suse.de>
2147 PR tree-optimization/54920
2148 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2149 allocate temporary storage for all NARY elements.
2151 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2154 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2156 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2158 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2159 default_use_cxa_atexit to yes.
2161 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2163 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2165 2012-10-05 Jan Hubicka <jh@suse.cz>
2166 Jakub Jelinek <jakub@redhat.com>
2168 PR tree-optimization/33763
2169 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2170 attribute for redefined extern inline functions.
2172 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2174 Backported from mainline
2175 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2177 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2178 in SSE and YMM state support check for -march=native.
2180 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2183 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2186 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2188 Backported from mainline
2189 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2192 * doc/invoke.texi: Document -mprefer-avx128.
2194 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2196 Backported from mainline
2197 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2200 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2201 (XSTATE_FP): Likewise.
2202 (XSTATE_SSE): Likewise.
2203 (XSTATE_YMM): Likewise.
2204 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2205 SSE and YMM states aren't supported.
2207 2012-10-01 Tom de Vries <tom@codesourcery.com>
2209 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2212 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2215 * config/s390/s390.c (s390_option_override): Add missing break.
2217 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2219 Backport from mainline
2220 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2222 * config.gcc: Replace 'host' with 'target' when configuring for
2223 powerpc64*-*-freebsd.
2225 2012-09-28 Meador Inge <meadori@codesourcery.com>
2227 Backport from mainline
2228 2012-09-27 Meador Inge <meadori@codesourcery.com>
2230 * gcc-ar.c (main): Handle the returning of the sub-process error
2233 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2235 Backport from 2012-09-28 trunk r191821.
2236 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2238 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2241 * simplify-rtx.c (simplify_binary_operation_1): Perform
2242 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2244 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2246 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2247 TYPE_NONALIASED_COMPONENT flag.
2248 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2249 TYPE_NONALIASED_COMPONENT flag.
2251 2012-09-21 Richard Guenther <rguenther@suse.de>
2254 Backport from mainline
2255 2012-04-19 Richard Guenther <rguenther@suse.de>
2257 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2260 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2263 * c-typeck.c (c_cast_expr): When casting to a type requiring
2264 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2267 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2270 * c-typeck.c (build_unary_op): Pass original argument of
2271 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2272 any C_MAYBE_CONST_EXPR, if it has integer operands.
2273 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2274 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2275 to c_objc_common_truthvalue_conversion, then remove any
2276 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2277 c_objc_common_truthvalue_conversion not
2278 c_common_truthvalue_conversion.
2279 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2280 call note_integer_operands for arguments with integer operands
2281 that are not integer constants.
2283 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2285 Backported from mainline
2286 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2288 PR tree-optimization/54563
2289 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2290 gimple_purge_dead_eh_edges if last call has been changed.
2292 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2295 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2296 instead of (match_dup 0) as second argument to vec_merge.
2297 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2298 Remove third alternative.
2299 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2300 operand 2 instead of operand 1, but put it as first argument
2302 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2303 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2306 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2308 * BASE-VER: Set to 4.7.3.
2309 * DEV-PHASE: Set to prerelease.
2311 2012-09-20 Release Manager
2313 * GCC 4.7.2 released.
2315 2012-09-15 Andi Kleen <ak@linux.intel.com>
2317 Backport from mainline
2318 2012-09-07 Andi Kleen <ak@linux.intel.com>
2320 * gcc/lto-streamer.h (res_pair): Add.
2321 (lto_file_decl_data): Replace resolutions with respairs.
2323 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2324 Initialize respairs.
2325 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2327 2012-09-14 Walter Lee <walt@tilera.com>
2329 Backport from mainline.
2330 2012-09-14 Walter Lee <walt@tilera.com>
2332 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2333 option for TILEPro and TILE-Gx.
2335 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2337 * config/i386/i386.h (x86_prefetchw): New global variable.
2338 (TARGET_PREFETCHW): New macro.
2339 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2340 (processor_alias_table): Add PTA_PREFETCHW to
2341 bdver1, bdver2 and btver1.
2342 (ix86_option_override_internal): Set x86_prefetchw for
2343 PTA_PREFETCHW targets.
2344 * config/i386/i386.md (prefetch): Expand to prefetchw
2345 for TARGET_PREFETCHW.
2346 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2348 Backport from mainline
2349 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2351 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2352 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2354 (*prefetch_sse): ... this.
2355 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2357 (*prefetch_3dnow): ... this.
2359 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2362 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2363 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2365 2012-09-12 Teresa Johnson <tejohnson@google.com>
2367 Backport from mainline.
2368 2012-09-12 Teresa Johnson <tejohnson@google.com>
2370 PR gcov-profile/54487
2371 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2372 test using F_SETLKW with fcntl.
2373 * configure, config.in: Regenerate.
2375 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2377 Backport from mainline
2378 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2380 * config/i386/i386.md : Comments on fma4 instruction selection
2381 reflect requirement on register pressure based cost model.
2383 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2384 flag is set-reset as informed by the cpuid flag.
2386 * config/i386/i386.c (processor_alias_table): fma4
2387 flag is enabled for bdver2.
2389 2012-09-12 Christian Bruel <christian.bruel@st.com>
2391 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2393 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2395 * config.gcc: Obsolete picochip-*.
2397 2012-09-11 Richard Guenther <rguenther@suse.de>
2400 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2401 on flag_toplevel_reorder.
2403 2012-09-10 Richard Henderson <rth@redhat.com>
2405 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2408 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2410 Backport from 2012-09-10 mainline r191132.
2413 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2415 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2418 * tree-sra.c (disqualify_base_of_expr): Check for possible
2419 NULL_TREE returned by get_base_address()
2421 2012-09-07 Richard Guenther <rguenther@suse.de>
2423 Backport from mainline
2424 2012-06-26 Jan Hubicka <jh@suse.cz>
2427 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2430 2012-09-07 Richard Guenther <rguenther@suse.de>
2432 Backport from mainline
2433 2012-07-13 Richard Guenther <rguenther@suse.de>
2435 PR tree-optimization/53922
2436 * tree-vrp.c (value_inside_range): Change prototype to take
2437 min/max instead of value-range.
2438 (range_includes_zero_p): Likewise. Return the result from
2440 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2441 return value from range_includes_zero_p.
2442 (extract_range_from_unary_expr_1): Likewise.
2443 (compare_range_with_value): Likewise.
2444 (vrp_meet_1): Likewise.
2446 2012-09-07 Richard Guenther <rguenther@suse.de>
2449 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2450 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2451 arguments separately.
2453 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2455 Backported from mainline
2456 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2458 PR rtl-optimization/54455
2459 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2460 bb ends up with asm goto referencing bb's label.
2462 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2464 Backport from mainline.
2465 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2466 Richard Earnshaw <richard.earnshaw@arm.com>
2469 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2470 element size. Use elem_type from the formal parameter. New parameter
2472 (neon_expand_args): Adjust call to neon_dereference_pointer.
2474 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2476 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2477 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2479 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2481 Backport from mainline
2482 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2484 * config/i386/i386.md (isa): Add fma and fma4.
2485 (enabled): Handle fma and fma4.
2486 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2487 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2488 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2489 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2490 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2491 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2493 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2495 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2496 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2497 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2499 2012-09-06 Richard Guenther <rguenther@suse.de>
2501 PR tree-optimization/54498
2502 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2503 abort when reaching an already visited region.
2504 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2505 (get_continuation_for_phi_1): Likewise.
2506 (walk_non_aliased_vuses): When we translated the reference,
2507 abort when we re-visit a region.
2508 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2510 2012-09-06 Andrew Pinski <apinski@cavium.com>
2513 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2515 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2518 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2519 build_int_cst with size_type_node instead of size_int.
2521 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2523 Backport from 2012-09-05 mainline r190697.
2526 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2527 configured --with-avrlibc.
2528 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2530 * config/avr/avrlibc.h: New file.
2531 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2532 configured --with-avrlibc.
2533 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2535 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2537 Backport from 2012-09-04 mainline r190919
2540 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2541 of size less than 4 bytes by using macro ARM_NUM_INTS.
2542 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2544 2012-09-04 Richard Henderson <rth@redhat.com>
2546 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2548 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2550 Backport from 2012-09-04 mainline r190920
2553 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2555 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2557 Backport from 2012-09-04 mainline r190914
2560 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2562 (avr_allocate_stack_slots_for_args): ...this new static function.
2564 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2566 Backported from mainline
2567 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2570 * doc/invoke.texi: Add -da and remove -dm.
2572 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2574 Backported from mainline
2575 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2578 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2579 operands[1] is CONST_INT_P, convert it to QImode before printing.
2581 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2584 * c-convert.c (convert): Don't call fold_convert_loc if
2585 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2586 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2587 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2589 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2592 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2593 if init is a CONSTRUCTOR.
2595 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2597 PR rtl-optimization/54369
2598 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2599 calling dbr_schedule.
2600 * config/sparc/sparc.c (sparc_reorg): Likewise.
2602 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2604 Backport from mainline
2605 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2607 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2608 case for Atom processor.
2610 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2612 Backport from mainline
2613 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2616 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2617 true for TARGET_64BIT or !flag_pic.
2618 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2619 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2620 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2621 Add insn constraint. Conditionally emit xchg asm insns.
2622 (atomic_compare_and_swap<mode>): Update calls. Check only
2623 cmpxchg8b_pic_memory_operand in memory address fixup.
2625 (CASHMODE): Rename from DCASHMODE.
2626 (doublemodesuffix): Update modes.
2627 (regprefix): New mode attribute.
2629 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2630 <UNSPECV_CMPXCHG>: New constant.
2631 (atomic_compare_and_swap<mode>_1): Rename from
2632 atomic_compare_and_swap_single<mode>. Update calls and
2633 unspec_volatile constants.
2634 (atomic_compare_and_swap<mode>_doubleword): Rename from
2635 atomic_compare_and_swap_double<mode>. Update calls and
2636 unspec_volatile constants.
2638 2012-08-28 Walter Lee <walt@tilera.com>
2640 Backport from mainline
2641 2012-08-28 Walter Lee <walt@tilera.com>
2643 * confg/tilegx/tilegx.md: Fix code style.
2644 (*zero_extendsidi_truncdisi): Fix typo.
2645 * config/tilegx/tilegx.c: Fix code style.
2646 (tilegx_function_profiler): Fix typo.
2648 2012-08-27 Walter Lee <walt@tilera.com>
2650 Backport from mainline
2651 2012-08-27 Walter Lee <walt@tilera.com>
2653 * doc/md.texi (TILE-Gx): Fix typo.
2655 2012-08-27 Walter Lee <walt@tilera.com>
2657 Backport from mainline
2658 2012-08-27 Walter Lee <walt@tilera.com>
2660 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2661 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2663 2012-08-27 Walter Lee <walt@tilera.com>
2665 Backport from mainline
2666 2012-08-27 Walter Lee <walt@tilera.com>
2668 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2669 (insn_bfins): Delete.
2671 2012-08-27 Walter Lee <walt@tilera.com>
2673 Backport from mainline
2674 2012-08-27 Walter Lee <walt@tilera.com>
2676 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2677 atomic_exchange_bare<mode>,
2678 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2679 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2680 * config/tilegx/tilegx.md (type): Add X1_remove.
2681 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2682 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2683 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2686 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2688 PR rtl-optimization/54088
2689 * jump.c (delete_related_insns): Robustify latest change.
2691 2012-08-21 Richard Guenther <rguenther@suse.de>
2693 Backport from mainline
2694 2012-08-16 Richard Guenther <rguenther@suse.de>
2697 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2699 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2700 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2701 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2702 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2703 (tree_ssa_lim_finalize): Free all mem_refs.
2704 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2705 scc when bailing out.
2706 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2707 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2708 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2709 FOR_EACH_LOOP_BREAK.
2711 2012-08-17 Richard Guenther <rguenther@suse.de>
2713 * tree-sra.c (modify_function): Free redirect_callers vector.
2714 * ipa-split.c (split_function): Free args_to_pass vector.
2715 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2717 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2718 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2719 (vect_analyze_slp_instance): Free everything.
2720 (destroy_bb_vec_info): Free the SLP instances.
2722 2012-08-17 Richard Guenther <rguenther@suse.de>
2724 * params.def (integer-share-limit): Decrease from 256 to 251,
2727 2012-08-21 Richard Guenther <rguenther@suse.de>
2729 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2730 the affine expansion cache.
2732 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2734 Backported from trunk
2735 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2738 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2740 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2742 Backport from mainline.
2743 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2746 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2747 mark as predicable. Adjust asm template.
2748 (vec_setv2di_internal): Likewise.
2749 (vec_extract<mode> VD, VQ): Likewise.
2750 (vec_extractv2di): Likewise.
2751 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2752 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2753 (neon_vdup_n<mode> VX, V32): Likewise.
2754 (neon_vdup_nv2di): Likewise.
2756 2012-08-17 Walter Lee <walt@tilera.com>
2758 Backport from mainline
2759 2012-08-17 Walter Lee <walt@tilera.com>
2761 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2762 (FEEDBACK_ENTER): Define.
2763 (FEEDBACK_REENTER): Define.
2764 (FEEDBACK_ENTRY): Define.
2765 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2766 (FEEDBACK_ENTER): Define.
2767 (FEEDBACK_REENTER): Define.
2768 (FEEDBACK_ENTRY): Define.
2770 2012-08-16 Walter Lee <walt@tilera.com>
2772 Backport from mainline
2773 2012-08-16 Walter Lee <walt@tilera.com>
2775 * config.gcc (tilegx-*-linux*): Add feedback.h.
2776 (tilepro-*-linux*): Likewise.
2777 * config/tilegx/feedback.h: New file.
2778 * config/tilepro/feedback.h: New file.
2780 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2782 Backport from mainline r189840 and r187586:
2783 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2785 * config/i386/i386.md (stack_protect_set): Disable the pattern
2786 for Android since Android libc (bionic) does not provide random
2787 value for stack protection guard at gs:0x14. Guard value
2788 will be provided from external symbol (default implementation).
2789 (stack_protect_set_<mode>): Likewise.
2790 (stack_protect_test): Likewise.
2791 (stack_protect_test_<mode>): Likewise.
2792 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2793 not have Bionic by default
2794 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2795 Macro OPTION_BIONIC is defined in this file and provides Bionic
2796 accessibility status
2798 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2800 * configure.ac: Stack protector enabling for Android targets.
2801 * configure: Regenerate.
2803 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2805 Backported from trunk
2806 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2808 PR rtl-optimization/53942
2809 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2810 directly from likely spilled non-fixed hard registers, move them
2813 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2815 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2816 (xop_phaddubq): Ditto.
2818 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2820 Backport from mainline
2821 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2822 Richard Earnshaw <rearnsha@arm.com>
2824 * target.def (vector_alignment): New target hook.
2825 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2826 * doc/tm.texi: Regenerate.
2827 * targhooks.c (default_vector_alignment): New function.
2828 * targhooks.h (default_vector_alignment): Add prototype.
2829 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2830 * config/arm/arm.c (arm_vector_alignment): New function.
2831 (TARGET_VECTOR_ALIGNMENT): Define.
2833 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2834 vector type alignment instead of size.
2835 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2836 element type size directly instead of computing it from alignment.
2837 Fix variable naming and comment.
2839 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2841 Backport from mainline
2842 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2844 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2845 (alpha_pad_function_end): ... this. Also insert NOP between
2846 sibling call and GP load.
2847 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2849 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2851 Backport from mainline
2852 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2853 H.J. Lu <hongjiu.lu@intel.com>
2855 PR rtl-optimization/54157
2856 * combine.c (gen_lowpart_for_combine): Don't return identity
2857 for CONST or symbolic reference.
2859 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2861 Backport from mainline
2862 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2864 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2865 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2866 split_cost argument signed.
2867 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2868 (ix86_avoid_lea_for_addr): Ditto.
2870 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2872 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2873 the address has less than two components.
2875 2012-08-02 Steve Ellcey <sellcey@mips.com>
2877 Backport from mainline
2878 2012-07-19 Steve Ellcey <sellcey@mips.com>
2880 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2883 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2885 Backport from mainline
2886 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2889 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2890 negative constant address for TARGET_X32 ...
2891 (ix86_decompose_address): ... here. Reject constant addresses
2892 that don't satisfy x86_64_immediate_operand predicate.
2894 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2897 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2898 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2899 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2900 addresses. Prevent zero extensions of CONST_INT operands.
2902 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2905 * config/i386/i386.md (*lea): New insn pattern.
2907 (*lea<mode>_2): Ditto.
2908 (*lea_{3,4,5,6}_zext): Ditto.
2909 * config/i386/predicates.md (lea_address_operand): Do not reject
2910 zero-extended address operands.
2911 * config/i386/constraints.md (j): Remove address constraint.
2912 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2914 (ix86_print_operand_address): Handle SImode subreg of an address.
2915 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2917 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2919 Backport from mainline
2920 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2923 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2924 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2926 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2927 (*movdi_internal_rex64): Use %E operand modifier for lea.
2928 (*movsi_internal): Ditto.
2930 (*lea<mode>_2): Ditto.
2931 (*lea_{3,4,5,6}_zext): Ditto.
2932 (*tls_global_dynamic_32_gnu): Ditto.
2933 (*tls_global_dynamic_64): Ditto.
2934 (*tls_dynamic_gnu2_lea_32): Ditto.
2935 (*tls_dynamic_gnu2_lea_64): Ditto.
2936 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2938 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2940 Backport from mainline
2941 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2943 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2945 (ix86_print_operand_address): Assert that parts.base and parts.index
2946 are non-NULL after call to simplify_subreg.
2948 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2951 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2953 * config/sh/sh.c (sh_option_override): Do not change
2954 flag_finite_math_only. Set TARGET_IEEE to complement of
2955 flag_finite_math_only.
2956 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2957 description of mieee and mno-ieee behavior.
2959 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2962 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2963 (_lzcnt_u64): Ditto.
2965 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2967 Backport from mainline
2968 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2970 PR rtl-optimization/52250
2971 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2972 to put note list into. Unconditionally call move_bb_info.
2973 (move_bb_info): Do not assert the blocks being in the same region,
2974 just drop the note list if they are not.
2976 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2978 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2980 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2982 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2983 defining statement is a SSA name that occurs in abnormal PHIs.
2985 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2987 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2990 2012-07-19 Richard Guenther <rguenther@suse.de>
2991 Eric Botcazou <ebotcazou@adacore.com>
2993 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2994 about transition from invariant to known bits.
2995 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2997 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3000 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
3001 (cleanup_tree_cfg_bb): Don't call it.
3002 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
3005 2012-07-19 Christian Bruel <christian.bruel@st.com>
3008 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
3010 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
3012 * config.gcc (v850-*-rtems*): New target.
3013 * config/v850/rtems.h: New.
3014 * config/v850/t-rtems: New.
3016 2012-07-18 Nick Clifton <nickc@redhat.com>
3018 * doc/invoke.texi (ARM Options): Document -munaligned-access.
3020 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
3024 Backport from mainline
3025 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3028 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3029 instead expand it as zero extension.
3031 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
3033 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
3034 QImode and HImode splitters. Use ix86_comparison_operator.
3035 Explicitly match FLAGS_REG.
3036 (DFmode cmove splitter): Explicitly match FLAGS_REG.
3038 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
3039 Steven Bosscher <steven@gcc.gnu.org>
3040 Bernd Schmidt <bernds@codesourcery.com>
3042 PR rtl-optimization/53908
3043 * df-problems.c (can_move_insns_across): When doing
3044 memory-reference book-keeping, handle call insns.
3046 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
3048 Backport from mainline
3049 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3052 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
3053 sibcall_insn_operand. Move it to a temporary register if not.
3055 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3058 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
3059 emit PIC sequence for fnaddr symbol reference in advance.
3061 2012-07-09 Jason Merrill <jason@redhat.com>
3064 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3065 (type_hash_eq): Likewise.
3068 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
3070 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3072 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3073 due to negative shift amount.
3075 2012-07-06 Kai Tietz <ktietz@redhat.com>
3077 Backport from mainline.
3079 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3080 as "/mingw/include".
3082 2012-07-06 Nick Clifton <nickc@redhat.com>
3084 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3085 default_encode_section_info.
3087 2012-07-06 Richard Guenther <rguenther@suse.de>
3089 Backport from mainline
3090 2012-03-30 Richard Guenther <rguenther@suse.de>
3093 * double-int.c (rshift_double): Remove not needed cast.
3095 2012-03-28 Richard Guenther <rguenther@suse.de>
3098 * double-int.h (rshift_double): Remove.
3099 * double-int.c (lshift_double): Use absu_hwi to make count
3101 (rshift_double): Make static, take unsigned count argument,
3102 remove handling of negative count argument.
3103 (double_int_rshift): Dispatch to lshift_double.
3105 2012-07-06 Richard Guenther <rguenther@suse.de>
3107 Backport from mainline
3108 2012-06-18 Richard Guenther <rguenther@suse.de>
3110 PR tree-optimization/53693
3111 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3112 Reject operands with more than one use.
3114 2012-07-06 Richard Guenther <rguenther@suse.de>
3116 Backport from mainline
3117 2012-04-11 Richard Guenther <rguenther@suse.de>
3120 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3121 consider loop nesting.
3122 (evolution_function_is_univariate_p): Properly check the remainder
3125 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3127 Backport from mainline
3128 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3130 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3131 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3132 (adjacent_mem_locations): Move some code to and call...
3133 (get_memref_parts): ...new function.
3134 (mem_locations_overlap): New function.
3135 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3136 (is_mem_ref): Rename to...
3137 (find_mem_ref): ...this. Return MEM rtx.
3138 (get_store_dest): Remove function.
3139 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3140 new parameter and adjust calls.
3141 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3142 mem refs overlap for true_store_to_load_dep_costly.
3143 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3144 passed to adjacent_mem_locations.
3145 (is_costly_group): Walk resolved dependency list.
3146 (force_new_group): Emit group ending nop for Power6/Power7.
3147 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3148 (group_ending_nop): New define_insn.
3150 2012-07-04 Richard Guenther <rguenther@suse.de>
3153 * gimple-fold.c (get_base_constructor): Do not return an
3154 error_mark_node DECL_INITIAL.
3156 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3158 Backport from mainline
3159 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3161 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3162 code model string in the error message.
3164 2012-07-04 Tristan Gingold <gingold@adacore.com>
3166 Backport from mainline.
3167 2012-06-25 Tristan Gingold <gingold@adacore.com>
3169 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3170 (seh_cfa_adjust_cfa): ... that function.
3171 (seh_emit_stackalloc): Do not emit out of range values.
3172 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3173 UNSPEC_DEF_CFA constants.
3174 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3175 * config/i386/i386.c (ix86_frame_pointer_required): Required
3176 for very large frames on SEH target.
3177 (ix86_compute_frame_layout): Save area is before frame pointer
3178 on SEH target. Handle very large frames.
3179 (ix86_expand_prologue): Likewise.
3181 2012-07-04 Richard Guenther <rguenther@suse.de>
3183 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3184 as in free_lang_data_in_type.
3186 2012-07-02 Martin Jambor <mjambor@suse.cz>
3188 Backport from mainline.
3189 2012-07-02 Martin Jambor <mjambor@suse.cz>
3192 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3193 dynamic type change check.
3195 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3197 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3198 last statement of the finally block onto the switch.
3200 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3202 * configure: Regenerate.
3204 Backport from mainline.
3205 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3207 * config.gcc (target_type_format_char): New. Document it. Set it for
3209 * configure.ac (gnu_unique_option): Use target_type_format_char
3210 in test. Comment rationale.
3212 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3214 Backport from mainline.
3215 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3217 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3219 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3221 Backport from 2012-06-28 mainline r189049
3224 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3225 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3226 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3227 avr_hard_regno_call_part_clobbered.
3229 2012-06-28 Richard Guenther <rguenther@suse.de>
3232 * expr.c (expand_expr_real_1): Verify if the type is complete
3233 before inspecting its size.
3235 2012-06-27 Nick Clifton <nickc@redhat.com>
3237 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3240 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3243 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3245 2012-06-26 Nick Clifton <nickc@redhat.com>
3247 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3249 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3252 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3253 of x x x in the vmovlps load alternative.
3255 2012-06-22 Richard Guenther <rguenther@suse.de>
3257 * gcov-iov.c: Include bconfig.h and system.h.
3259 2012-06-22 Richard Guenther <rguenther@suse.de>
3261 PR gcov-profile/53744
3262 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3264 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3266 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3267 DECL_IGNORED_P non-reg vars even if they are used.
3269 2012-06-19 Jason Merrill <jason@redhat.com>
3272 * dwarf2out.c (modified_type_die): Use scope_die_for.
3273 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3274 (uses_local_type_r, uses_local_type): New.
3275 (scope_die_for): Keep a type that uses a local type in local scope.
3276 Use get_context_die for namespace and type scope.
3278 2012-06-19 Richard Guenther <rguenther@suse.de>
3281 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3282 replace it with the first non-BLOCK context.
3284 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3286 PR rtl-optimization/53700
3288 Backport from mainline
3289 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3291 * ira-color.c (setup_left_conflict_sizes_p): Process all
3292 conflicting objects.
3294 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3296 Backport from mainline
3297 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3300 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3301 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3302 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3303 instead of xop_mulv2div2di3_low.
3304 (xop_p<macs>dql): Fix vec_select selector.
3305 (xop_p<macs>dqh): Ditto.
3306 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3307 (xop_mulv2div2di3_high): Ditto.
3309 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3311 Backport from mainline:
3312 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3314 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3316 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3318 Backport from mainline:
3319 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3321 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3322 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3323 MAX_PCREL17F_OFFSET instead of fixed offset.
3324 (pa_attr_length_call): Likewise.
3325 (pa_attr_length_indirect_call): Likewise.
3327 2012-06-15 Walter Lee <walt@tilera.com>
3329 Backport from mainline:
3330 2012-06-15 Walter Lee <walt@tilera.com>
3332 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3334 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3336 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3338 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3340 Backport from mainline:
3342 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3343 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3344 * gimple.h (block_in_transaction): Check for flag_tm.
3346 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3348 PR tree-optimization/52558
3350 Backport from mainline:
3351 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3352 * gimple.h (gimple_set_in_transaction): Remove.
3353 (gimple_in_transaction): Look in BB instead.
3354 (gimple_statement_base): Remove in_transaction field.
3355 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3356 * trans-mem.c (compute_transaction_bits): Place transaction bit
3357 information into basic blocks.
3359 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3361 PR tree-optimization/52558
3362 * cfg.c (alloc_aux_for_edge): Fix comment.
3363 (alloc_aux_for_edge): Remove static.
3364 * basic-block.h (alloc_aux_for_edge): Protoize.
3365 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3366 (execute_sm_if_changed_flag): New.
3367 (execute_sm_if_changed_flag_set): New.
3368 (execute_sm): Do not generate data races unless requested.
3369 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3370 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3371 * gimple.h (block_in_transaction): New.
3372 (gimple_in_transaction): Use block_in_transaction.
3374 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3376 Backported from mainline
3377 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3379 PR rtl-optimization/53589
3380 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3381 discovery even when e->dest != target. If any LABEL_REF points
3382 to e->dest label, redirect it to target's label.
3384 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3387 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3388 returns false, replace stmt with GIMPLE_NOP.
3389 (check_omp_nesting_restrictions): Instead of issuing warnings,
3390 issue errors and return false if any errors were reported.
3392 2012-06-14 Richard Guenther <rguenther@suse.de>
3394 * BASE-VER: Set to 4.7.2.
3395 * DEV-PHASE: Set to prerelease.
3397 2012-06-12 Christian Bruel <christian.bruel@st.com>
3400 * config/sh/sh.c (sh_option_override): Don't force
3401 flag_omit_frame_pointer and maccumulate_outgoing_args.
3402 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3404 2012-06-14 Release Manager
3406 * GCC 4.7.1 released.
3408 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3410 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3412 2012-06-13 Richard Henderson <rth@redhat.com>
3414 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3415 iterator instead of INT.
3417 2012-06-08 Richard Henderson <rth@redhat.com>
3420 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3421 note to a clobber insn when no other insn is available.
3423 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3426 * doc/invoke.texi (Wenum-compare): Update documentation.
3428 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3431 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3433 (altivec_stvlxl): Ditto.
3434 (altivec_stvrx): Ditto.
3435 (altivec_stvrxl): Ditto.
3437 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3440 * trans-mem.c (expand_block_edges): Do not skip the first
3441 statement when resetting the BB.
3443 2012-06-04 Richard Guenther <rguenther@suse.de>
3446 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3447 create new assembler names.
3449 2012-06-04 Richard Guenther <rguenther@suse.de>
3451 Backport from mainline
3452 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3455 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3456 larger than maxbits. Don't compute maxbits modulo align.
3457 Also check that unit bytes long store at bitpos / unit * unit
3458 doesn't affect bits beyond bitregion_end.
3459 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3460 would not fit into bitregion_start ... bitregion_end + 1 bit
3462 (store_split_bit_field): Decrease unit close to end of bitregion_end
3463 if access is restricted in order to avoid mutual recursion.
3465 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3467 Backport from 2012-06-04 mainline r188172
3470 * config/avr/avr-stdint.h: New file.
3471 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3474 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3476 PR tree-optimization/53550
3477 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3478 is POINTER_TYPE_P, use sizetype as step type instead of type.
3480 2012-06-04 Richard Guenther <rguenther@suse.de>
3481 Eric Botcazou <ebotcazou@adacore.com>
3483 Backport from mainline
3484 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3486 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3487 Change type of BITOFFSET to signed. Make sure the lower bound of
3488 the computed range is non-negative by adjusting OFFSET and BITPOS.
3489 (expand_assignment): Adjust call to get_bit_range.
3491 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3493 * expr.c (get_bit_range): Return the null range if the enclosing record
3494 is part of a larger bit field.
3496 2012-03-20 Richard Guenther <rguenther@suse.de>
3498 * stor-layout.c (finish_bitfield_representative): Fallback
3499 to conservative maximum size if the padding up to the next
3500 field cannot be computed as a constant.
3501 (finish_bitfield_layout): If we cannot compute the distance
3502 between the start of the bitfield representative and the
3503 bitfield member start a new representative.
3504 * expr.c (get_bit_range): The distance between the start of
3505 the bitfield representative and the bitfield member is zero
3506 if the field offsets are not constants.
3508 2012-03-16 Richard Guenther <rguenther@suse.de>
3510 * stor-layout.c (finish_bitfield_representative): Fall back
3511 to the conservative maximum size if we cannot compute the
3512 size of the tail padding.
3514 2012-03-14 Richard Guenther <rguenther@suse.de>
3516 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3517 * stor-layout.c (start_bitfield_representative): New function.
3518 (finish_bitfield_representative): Likewise.
3519 (finish_bitfield_layout): Likewise.
3520 (finish_record_layout): Call finish_bitfield_layout.
3521 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3522 for QUAL_UNION_TYPE fields.
3523 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3524 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3525 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3530 * expr.c (get_bit_range): Unconditionally extract bitrange
3531 from DECL_BIT_FIELD_REPRESENTATIVE.
3532 (expand_assignment): Adjust call to get_bit_range.
3534 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3537 * fold-const.c (fold_binary_loc): Refine previous change.
3539 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3541 Backport from mainline
3542 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3545 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3546 avoid going above orig insn. Update comments.
3548 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3550 Backport from mainline
3551 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3554 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3555 prologue for unwinder and profiler.
3557 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3559 Backport from mainline
3560 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3562 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3564 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3566 Backport from mainline
3567 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3569 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3570 DBX_REGISTER_NUMBER.
3572 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3574 Backport from mainline
3575 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3577 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3578 operand is CONST_INT. Take COSTS_N_INSNS into account.
3579 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3582 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3584 * config/avr/avr.opt (-msp8): Document it.
3585 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3587 2012-05-31 Richard Guenther <rguenther@suse.de>
3590 * expr.c (expand_assignment): Do not use movmisalign on
3593 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3596 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3597 (pa_section_type_flags): New.
3598 (pa_legitimate_constant_p): Revert previous change.
3600 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3602 Backport from mainline
3603 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3606 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3607 accessed indirectly.
3608 (ipa_tm_create_version): Same.
3610 2012-05-30 Jason Merrill <jason@redhat.com>
3613 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3614 about array compound literals.
3616 2012-05-30 Richard Guenther <rguenther@suse.de>
3619 * fold-const.c (fold_binary_loc): Make sure to call
3620 fold_plusminus_mult_expr with the original sign of operands.
3622 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3624 * explow.c (probe_stack_range): Restore simple control flow and stop
3625 again when the probe cannot be generated if HAVE_check_stack.
3627 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3629 PR rtl-optimization/53519
3630 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3631 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3633 2012-05-29 Richard Guenther <rguenther@suse.de>
3635 PR tree-optimization/53516
3636 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3638 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3640 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3642 Backport from mainline
3643 2012-05-28 Richard Guenther <rguenther@suse.de>
3645 PR tree-optimization/53438
3646 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3648 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3650 Backport from mainline
3651 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3653 PR rtl-optimization/52528
3654 * combine.c (can_combine_p): Add setting of subst_low_luid
3655 before call to expand_field_assignment().
3657 2012-05-26 Martin Jambor <mjambor@suse.cz>
3659 Backport from mainline
3660 2012-05-23 Martin Jambor <mjambor@suse.cz>
3662 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3664 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3667 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3668 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3670 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3673 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3674 (ix86_expand_vec_perm): Use int mode instead of float.
3676 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3679 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3680 gnu_ld variables to yes.
3681 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3682 (HAVE_GNU_AS): Likewise.
3683 * config.in: Regenerate.
3684 * configure: Likewise.
3686 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3688 Backport from mainline
3689 2012-03-12 Richard Guenther <rguenther@suse.de>
3690 * config/arm/arm.c (neon_dereference_pointer): Do not call
3691 covert during RTL expansion.
3693 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3695 Backport from mainline
3696 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3699 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3700 relied on signed overflow behavior.
3702 2012-05-24 Richard Guenther <rguenther@suse.de>
3705 * tree-profile.c (tree_profiling): Cleanup the CFG if
3706 execute_fixup_cfg requests it.
3708 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3710 PR tree-optimization/53465
3711 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3712 vr0 into *vr, then vrp_meet that.
3713 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3714 have any equivalences.
3715 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3718 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3720 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3722 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3723 (iterative_hash_gimple_type): Adjust comment.
3724 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3725 domain for an array type instead of the domain type itself.
3727 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3729 Backport from 2012-05-23 mainline r187803
3732 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3733 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3736 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3738 Backport from 2012-05-03 mainline r187075
3740 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3741 has_fma4 for AMD processors with both fma3 and fma4 support.
3743 2012-05-22 Richard Guenther <rguenther@suse.de>
3745 PR tree-optimization/53408
3746 * tree-vect-loop.c (vectorizable_induction): Properly check
3747 the restriction that we cannot handle induction results from
3748 the inner loop outside of the outer loop.
3750 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3752 PR tree-optimization/53436
3753 * omp-low.c (omp_build_component_ref): New function.
3754 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3756 PR tree-optimization/53366
3757 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3758 tests if complex_numbers == 2, but there are non-complex number loads
3761 PR tree-optimization/53409
3762 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3763 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3765 PR tree-optimization/53410
3766 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3767 instead of build_int_cst (type, 0) where vector types might be
3770 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3773 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3774 from folded operands before wrapping another around the
3775 conditional expression.
3777 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3778 Patrick Marlier <patrick.marlier@gmail.com>
3780 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3783 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3785 Backport from mainline
3786 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3789 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3790 (UNSPECV_RDRAND): This.
3791 (rdrand<mode>_1): Updated.
3793 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3795 Backport from mainline
3796 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3798 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3799 RDRND, F16C and FSGSBASE.
3801 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3803 Backport from mainline
3804 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3806 * tree-ssa-pre.c (can_value_number_call): Delete.
3807 (compute_avail): Skip all statements with side effects.
3808 <GIMPLE_CALL>: Skip calls to internal functions.
3810 2012-05-18 David S. Miller <davem@davemloft.net>
3812 Backport r185385 from mainline
3813 2012-03-14 Richard Guenther <rguenther@suse.de>
3816 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3817 element type instead of mode, use build_vector_type_for_mode
3818 instead of the langhook, build a vector of proper signedness.
3819 (expand_vector_operations_1): Adjust.
3821 2012-05-18 Olivier Hainque <hainque@adacore.com>
3823 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3824 $(libsubdir) as libexecsubdir.
3826 2012-05-16 Andrew Pinski <apinski@cavium.com>
3828 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3831 2012-05-16 David S. Miller <davem@davemloft.net>
3833 * jump.c (delete_related_insns): If we remove a CALL, make sure
3834 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3836 2012-05-16 Richard Henderson <rth@redhat.com>
3839 * combine-stack-adj.c (prev_active_insn_bb): New.
3840 (next_active_insn_bb): New.
3841 (force_move_args_size_note): New.
3842 (combine_stack_adjustments_for_block): Use it.
3844 2012-05-16 Olivier Hainque <hainque@adacore.com>
3846 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3847 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3848 Add comments and improve stamp preservation across the whole sequence.
3849 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3851 2012-05-16 Richard Guenther <rguenther@suse.de>
3853 PR tree-optimization/53364
3854 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3855 detect a view-conversion of the decl.
3857 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3860 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3861 that operands[2] is either immediate, or q_regs_operand.
3863 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3865 Backport r187139 from mainline.
3866 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3868 PR rtl-optimization/52804
3869 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3870 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3871 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3872 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3873 RELOAD_FOR_OUTADDR_ADDRESS.
3875 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3878 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3879 generate target register for "load" class builtins.
3882 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3885 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3886 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3887 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3888 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3889 (<sse>_movu<ssemodesuffix>): New expander.
3890 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3891 (avx_movdqu<avxmodesuffix>): New expander.
3892 (*sse2_movdqu): Rename from sse2_movdqu.
3893 (sse2_movdqu): New expander.
3895 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3897 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3898 lineno 1 the same as lineno 0 before first start file directive.
3899 (optimize_macinfo_range): Likewise.
3901 * dwarf2out.c (have_macinfo): Define.
3902 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3903 attribute, don't force empty compilation unit and don't emit any
3904 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3906 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3908 Backport from mainline
3909 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3911 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3912 ORDERED and UNORDERED conditions.
3914 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3916 * function.c (requires_stack_frame_p): If the function can throw
3917 non-call exceptions, return true if the insn can throw internally.
3919 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3921 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3922 DECL_ORIGINAL_TYPE if it is present.
3924 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3926 Backport from 2012-05-12 mainline r187342.
3929 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3930 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3931 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3932 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3933 (expand_prologue): Move initialization of cfun->machine->is_naked,
3934 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3935 (avr_set_current_function): ...this new static function.
3936 (TARGET_SET_CURRENT_FUNCTION): New define.
3937 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3938 checking attributes of current_function_decl.
3939 (avr_regs_to_save): Ditto.
3940 (signal_function_p): Rename to avr_signal_function_p.
3941 (interrupt_function_p): Rename to avr_interrupt_function_p.
3943 * doc/extend.texi (Function Attributes): Better explanation of
3944 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3947 2012-05-09 Matthias Klose <doko@ubuntu.com>
3949 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3951 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3954 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3955 when a constant source operand matches an "I" constraint, the "no
3956 CC0 change" applies to a register-destination only, not a
3957 strict_low_part-destination.
3959 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3961 Backport from mainline:
3962 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3964 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3966 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3968 PR tree-optimization/53239
3969 * tree-vrp.c (get_value_range): Set VR of
3970 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3973 2012-05-07 Richard Guenther <rguenther@suse.de>
3975 PR tree-optimization/53195
3976 * tree-inline.c (setup_one_parameter): Properly add referenced
3977 vars from the parameters new known value.
3979 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3981 Backport from mainline:
3982 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3985 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3988 2012-05-04 Ian Lance Taylor <iant@google.com>
3990 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3991 values from false to NULL.
3993 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3995 Backport from mainline
3996 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3999 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
4000 (TARGET_CMOV): Rename from TARGET_CMOVE.
4001 (TARGET_CMOVE): New define.
4002 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
4003 Do not set TARGET_CMOVE here.
4005 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4007 Backport from mainline:
4009 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4011 PR tree-optimization/52633
4012 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
4013 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
4014 (vect_recog_over_widening_pattern): Remove handling of code that was
4015 already detected as over-widening pattern. Remove special handling
4016 of "unsigned" cases. Instead, support general case of conversion
4017 of the shift result to another type.
4019 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4021 * tree-vect-patterns.c (vect_single_imm_use): New function.
4022 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
4023 (vect_recog_over_widening_pattern): Likewise.
4024 (vect_recog_widen_shift_pattern): Likewise.
4026 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4028 PR tree-optimization/52870
4029 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4030 presumed pattern statement is within the same loop or basic block.
4032 2012-05-04 Richard Guenther <rguenther@suse.de>
4034 * common.opt (flto-report): Do not mark as Optimization.
4036 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
4039 * recog.c (constrain_operands): If extra constraints are present, also
4040 accept pseudo-registers with equivalent memory locations during reload.
4042 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4044 Backport from the mainline
4045 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4048 * config/rs6000/rs6000.md (bswapdi splitters): If
4049 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
4050 default) is used, generate an alternate sequence that does not
4051 depend on using indexed addressing.
4053 2012-05-03 David S. Miller <davem@davemloft.net>
4056 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
4057 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
4058 (sparc_emit_float_lib_cmp): Likewise.
4060 2012-05-04 Martin Jambor <mjambor@suse.cz>
4062 Backport from mainline
4063 2012-05-02 Martin Jambor <mjambor@suse.cz>
4066 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
4067 of a variable when the contect is a function.
4069 2012-05-03 Jakub Jelinek <jakub@redhat.com>
4072 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
4073 append program name to it and pass that as first argument
4074 to make_relative_prefix. Always pass standard_libexec_prefix
4075 as last argument to make_relative_prefix. If
4076 make_relative_prefix returns NULL, fall back to
4077 standard_libexec_prefix.
4080 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4084 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4085 mode, return that mode.
4087 2012-05-03 Richard Guenther <rguenther@suse.de>
4089 PR tree-optimization/53144
4090 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4092 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4093 with SSA name values.
4094 (vn_reference_lookup_3): Adjust callers.
4096 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4098 PR tree-optimization/53163
4099 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4100 return value from compute_all_dependences.
4102 PR rtl-optimization/53160
4103 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4104 has been modified by ree pass already.
4106 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4108 Backport from mainline
4109 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4112 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4113 calls to cgraph_node_name in xstrdup.
4114 (ipa_make_edge_direct_to_target): Ditto.
4115 * tree-sra.c (convert_callers_for_node): Ditto.
4116 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4117 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4118 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4119 (cgraph_materialize_all_clones): Ditto.
4120 * ipa-inline.c (report_inline_failed_reason): Ditto.
4121 (want_early_inline_function_p): Ditto.
4122 (edge_badness): Ditto.
4123 (update_edge_key): Ditto.
4124 (flatten_function): Ditto.
4125 (ipa_inline): Ditto.
4126 (inline_always_inline_functions): Ditto.
4127 (early_inline_small_functions): Ditto.
4129 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4131 Backport from mainline
4132 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4134 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4135 Introduce emul_name to select the right linker emulation for
4136 powerpc64-*-freebsd*.
4137 * configure: Regenerate.
4138 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4139 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4140 * config/rs6000/freebsd64.h: New file.
4141 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4143 (rs6000_savres_strategy): Likewise.
4144 (rs6000_savres_routine_name): Likewise.
4145 (rs6000_elf_file_end): Likewise.
4146 * config/rs6000/t-freebsd64: New file.
4147 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4148 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4150 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4152 Backport from mainline
4153 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4156 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4158 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4160 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4161 predicate to discriminate types.
4163 2012-04-27 Richard Guenther <rguenther@suse.de>
4166 * convert.c (convert_to_integer): Avoid infinite recursion for
4167 target-defined built-in types.
4169 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4172 * config/cris/cris.md ("*andhi_lowpart_v32")
4173 ("*andqi_lowpart_v32"): Change first input-only operand from
4174 a (match_operand ...) to (match_dup 0). Drop alternatives with
4175 const_int-matching constraints for redundancy.
4176 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4177 three-operand alternative.
4179 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4181 Backport from mainline
4182 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4184 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4185 (*addsi_2_zext): Ditto.
4186 (*add<mode>_3): Ditto.
4187 (*addsi_3_zext): Ditto.
4188 (*add<mode>_5): Ditto.
4190 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4193 * c-typeck.c (set_nonincremental_init,
4194 set_nonincremental_init_from_string): Pass true instead of false
4195 as IMPLICIT to add_pending_init.
4197 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4199 Backport from 2012-04-24 mainline r186768.
4202 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4204 2012-04-24 Richard Guenther <rguenther@suse.de>
4206 PR tree-optimization/53085
4207 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4210 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4213 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4215 (output_addressed_constants): Likewise.
4218 * varasm.c (get_section): Don't ICE for section conflicts with
4219 built-in section kinds.
4221 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4223 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4225 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4227 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4229 2012-04-23 Richard Guenther <rguenther@suse.de>
4232 * c-typeck.c (build_binary_op): Fix typo.
4234 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4236 PR tree-optimizations/52891
4237 * tree-vect-patterns.c (adjust_bool_pattern): Use
4238 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4239 but with non-standard precision.
4241 2012-04-22 Ian Lance Taylor <iant@google.com>
4243 * godump.c (go_output_typedef): Dump size of structs.
4245 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4247 Backport from mainline:
4249 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4250 hints for 'A' operand types.
4252 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4254 Backport from 2012-04-19 mainline r186588.
4257 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4258 the case *(X+const).
4260 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4262 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4264 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4267 * config/i386/sync.md (atomic_<code><mode>): Rename to
4268 atomic_<logic><mode>.
4270 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4272 Backport from mainline
4273 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4276 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4277 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4278 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4279 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4280 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4281 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4282 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4283 gen_avx2_permvarv8sf.
4285 2012-04-16 Martin Jambor <mjambor@suse.cz>
4287 Backported from mainline
4289 2012-04-13 Martin Jambor <mjambor@suse.cz>
4292 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4293 fold_ctor_reference returns a zero constant.
4295 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4297 Backported from mainline
4298 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4300 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4301 and __ILP32__ for x32.
4303 2012-04-13 Tom de Vries <tom@codesourcery.com>
4305 Backport from mainline r186418.
4307 2012-04-13 Tom de Vries <tom@codesourcery.com>
4309 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4310 parameters vuse and vuse_escaped.
4311 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4312 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4315 2012-04-13 Richard Guenther <rguenther@suse.de>
4317 PR tree-optimization/52969
4318 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4319 the condition for the COND_EXPR and handle predicate negation
4320 by swapping the COND_EXPR arms.
4322 2012-04-13 Richard Guenther <rguenther@suse.de>
4325 * convert.c (convert_to_pointer): Remove special-casing of
4328 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4330 Backport from mainline
4331 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4334 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4335 the list of options to enable the FCFID instruction.
4336 (TARGET_EXTRA_BUILTINS): Adjust comment.
4338 2012-04-12 Richard Guenther <rguenther@suse.de>
4340 PR tree-optimization/52943
4341 * tree-chrec.h (chrec_is_positive): Remove.
4342 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4343 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4344 Return false for a constant zero instead of negative.
4345 (analyze_siv_subscript_cst_affine): Handle zero difference
4346 in the initial condition explicitely.
4348 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4351 * varasm.c (process_pending_assemble_externals): Set
4352 pending_assemble_externals_processed true.
4353 (assemble_external): Call assemble_external_real if the pending
4354 assemble externals have been processed.
4356 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4359 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4360 the DECL generated for the special GOT helper.
4362 2012-04-06 Walter Lee <walt@tilera.com>
4364 Backport from mainline
4365 2012-03-07 Walter Lee <walt@tilera.com>
4367 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4368 REG_CFA_* notes for the stack pointer.
4369 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4370 EH_RETURN_STACKADJ_RTX.
4371 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4372 generate REG_CFA_* notes for the stack pointer.
4373 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4374 by EH_RETURN_STACKADJ_RTX.
4376 2012-04-06 Matt Turner <mattst88@gmail.com>
4378 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4380 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4382 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4383 of the destination isn't also a FP_REGS register.
4385 2012-04-03 Richard Guenther <rguenther@suse.de>
4387 Backport from mainline
4388 2012-03-02 Richard Guenther <rguenther@suse.de>
4390 PR tree-optimization/52406
4391 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4392 (struct indices): Add unconstrained_base member.
4393 (struct dr_alias): Remove unused vops member.
4394 (DR_UNCONSTRAINED_BASE): New define.
4395 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4396 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4397 be an artificial access that covers the whole indexed object,
4398 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4399 plain decl base-objects to their MEM_REF variant.
4400 (dr_may_alias_p): When the base-object of either data reference
4401 has unknown size use only points-to information.
4402 (compute_affine_dependence): Make dumps easier to read and
4404 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4405 DR_REF when looking for packed references.
4406 (vect_supportable_dr_alignment): Likewise.
4408 2012-04-03 Richard Guenther <rguenther@suse.de>
4410 Backport from mainline
4411 2012-03-15 Richard Guenther <rguenther@suse.de>
4414 * tree-data-ref.c (subscript_dependence_tester_1): Check
4415 all dimensions for non-conflicting access functions.
4417 2012-04-03 Richard Guenther <rguenther@suse.de>
4419 Backport from mainline
4420 2012-03-06 Richard Guenther <rguenther@suse.de>
4423 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4425 2012-03-23 Richard Guenther <rguenther@suse.de>
4427 PR tree-optimization/52678
4428 * tree-vectorizer.h (struct _stmt_vec_info): Add
4429 loop_phi_evolution_part member.
4430 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4431 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4432 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4433 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4434 Use the cached evolution part and the PHI nodes value from
4435 the loop preheader edge instead of re-analyzing the evolution.
4437 2012-03-26 Richard Guenther <rguenther@suse.de>
4439 PR tree-optimization/52701
4440 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4441 compute and set the evolution part of PHI nodes.
4443 2012-03-30 Richard Guenther <rguenther@suse.de>
4445 PR tree-optimization/52754
4446 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4447 propagate arbitrary addresses into really plain dereferences.
4449 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4451 PR tree-optimization/52835
4452 * tree-data-ref.c (build_rdg): Return NULL if
4453 compute_data_dependences_for_loop failed.
4455 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4457 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4458 (stmt_can_make_abnormal_goto): Use it.
4459 (is_ctrl_altering_stmt): Likewise.
4461 2012-03-31 Martin Jambor <mjambor@suse.cz>
4463 Backported from mainline
4464 2012-03-30 Martin Jambor <mjambor@suse.cz>
4466 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4467 is a builtin_stack_save in a dominating BB.
4469 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4471 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4472 crossing 128bit lane boundary.
4474 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4476 Backported from mainline
4477 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4480 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4482 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4483 * config/i386/i386.c: Include reload.h.
4484 (ix86_legitimize_reload_address): New function.
4486 2012-03-28 Martin Jambor <mjambor@suse.cz>
4488 Backported from mainline
4489 2012-03-27 Martin Jambor <mjambor@suse.cz>
4492 * tree-sra.c (sra_modify_assign): Do not call
4493 load_assign_lhs_subreplacements when working with an unscalarizable
4496 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4499 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4500 __builtin_va_start to __builtin_next_arg if the latter is
4501 builtin_decl_explicit_p rather than when it is not.
4504 * tree-vect-generic.c (vector_element): Perform multiplication
4505 for pos in bitsizetype type instead of idx type.
4507 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4509 Backport from 2012-03-28 mainline r185910.
4512 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4513 (avr_builtin_decl): New static function.
4514 (struct avr_builtin_description, avr_bdesc): Move up.
4515 Add GTY marker. Add field fndecl. Remove redundant field id.
4516 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4517 (avr_expand_builtin): Code cleanup because .id is removed.
4519 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4522 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4525 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4527 Backport from 2012-03-28 mainline r185907.
4530 * config.gcc (tm_file): Remove avr/multilib.h.
4532 * doc/invoke.texi (AVR Options): Adjust
4533 documentation of -mtiny-stack.
4535 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4536 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4537 * config/avr/t-avr: Remove generation of multilib.h.
4538 * config/avr/t-multilib: Regenerate.
4539 * config/avr/multilib.h: Remove.
4540 * config/avr/avr.opt (-msp8): New option.
4541 (avr_sp8): New variable.
4542 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4543 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4544 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4545 (avr_device_to_sp8): New prototype.
4546 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4547 (DRIVER_SELF_SPECS): New define.
4548 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4549 __AVR_SP8__, __AVR_HAVE_SPH__.
4550 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4551 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4552 (avr_file_start): Ditto.
4554 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4557 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4558 instead of 8 in adjust_address.
4560 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4562 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4563 of a unit before computing the offset in units.
4565 2012-03-27 Richard Guenther <rguenther@suse.de>
4568 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4571 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4574 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4576 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4579 * varasm.c: Include pointer-set.h.
4580 (pending_assemble_externals_set): New pointer set.
4581 (process_pending_assemble_externals): Destroy the pointer set.
4582 (assemble_external): See if decl is in pending_assemble_externals_set,
4583 and add it to pending_assemble_externals if necessary.
4584 (init_varasm_once): Allocate pending_assemble_externals_set.
4586 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4588 Backported from mainline
4589 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4592 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4593 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4594 (vector_ltgt<mode>): Likewise.
4595 (vector_ordered<mode>): Likewise.
4596 (vector_unordered<mode>): Likewise.
4597 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4599 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4601 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4604 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4606 Backported from mainline
4607 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4611 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4612 GENERAL_REGS and FP_REGS for SImode.
4614 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4617 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4618 on any new_local_var_chain vars declared during recursing on
4619 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4621 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4623 Backport from 2012-03-22 mainline r185692.
4626 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4627 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4628 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4629 (delay_cycles_1, delay_cycles_2): Ditto.
4630 (delay_cycles_3, delay_cycles_4): Ditto.
4631 (nopv, *nopv): Ditto.
4632 (sleep, *sleep): Ditto.
4635 Backport from 2012-03-21 mainline r185605.
4637 PR rtl-optimization/52543
4639 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4640 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4641 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4642 (avr_load_libgcc_p): Restrict to __flash loads.
4643 (avr_out_lpm): Only handle 1-byte loads from __flash.
4644 (avr_load_lpm): New function.
4645 (avr_find_unused_d_reg): Remove.
4646 (avr_out_lpm_no_lpmx): Remove.
4647 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4648 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4649 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4650 (load_<mode>, load_<mode>_clobber): New insns.
4651 (mov<mode>): For multi-byte move from non-generic
4652 16-bit address spaces: Expand to load_<mode> resp.
4653 load_<mode>_clobber.
4654 (load<mode>_libgcc): Remove expander.
4655 (split-lpmx): Remove split.
4657 Backport from 2012-03-13 mainline r185329.
4660 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4661 offset (size) to a value the insns can deal with.
4662 (expand_epilogue): Ditto.
4664 Backport from 2012-03-12 mainline r185256.
4667 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4668 type from reg_class_t to enum reg_class.
4669 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4671 Backport from 2012-03-12 mainline r185253.
4674 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4675 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4676 r184615 from 2012-02-28.
4678 Backport from 2012-03-08 mainline r185105.
4680 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4681 for constants in [-63,63].
4683 Backport from 2012-03-08 mainline r185100.
4686 * config/avr/avr.c (avr_mem_clobber): New static function.
4687 (avr_expand_delay_cycles): Add memory clobber operand to
4688 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4689 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4690 (enable_interrupt, disable_interrupt): New expander.
4691 (nopv, sleep, wdr): New expanders.
4692 (delay_cycles_1): Add memory clobber.
4693 (delay_cycles_2): Add memory clobber.
4694 (delay_cycles_3): Add memory clobber.
4695 (delay_cycles_4): Add memory clobber.
4696 (cli_sei): New insn from former "enable_interrupt",
4697 "disable_interrupt" with memory clobber.
4698 (*wdt): New insn from former "wdt" with memory clobber.
4699 (*nopv): Similar, but for "nopv".
4700 (*sleep): Similar, but for "sleep".
4702 Backport from 2012-03-07 mainline r185043.
4705 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4707 Backport from 2012-03-07 mainline r185032.
4710 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4711 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4712 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4714 Backport from 2012-03-07 mainline r185031.
4717 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4719 * config/avr/avr.md (xload_8): Adjust insn length.
4721 Backport from 2012-03-07 mainline r185030.
4724 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4725 if RAMPZ affects reading from RAM.
4727 Backport from 2012-03-05 mainline r184919.
4729 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4731 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4733 Backport from mainline r185259.
4736 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4737 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4739 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4741 Backported from mainline
4742 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4745 * c-parser.c (c_parser_postfix_expression)
4746 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4748 * config/i386/smmintrin.h: Avoid /* within a comment.
4749 * config/i386/nmmintrin.h: Likewise.
4751 2012-03-22 Richard Guenther <rguenther@suse.de>
4753 * BASE-VER: Set to 4.7.1.
4754 * DEV-PHASE: Set to prerelease.
4756 2012-03-22 Release Manager
4758 * GCC 4.7.0 released.
4760 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4762 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4764 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4765 Andrew Pinski <apinski@cavium.com>
4768 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4769 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4770 calls instead of __builtin_ir{int,ound}*.
4772 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4775 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4778 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4780 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4781 Refer to GCC 4.7 version of c99status.html.
4783 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4785 Backport from mainline
4786 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4788 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4789 redefine to be NULL if the current bit-size is different from the
4790 configured bit-size.
4792 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4793 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4794 set the default tuning. Add asserts to make sure the cpu and tune
4795 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4796 test whether the index is set, instead of > 0.
4797 (rs6000_file_start): Do not reset the default cpu if the current
4798 bit-size is different from the configured bit-size.
4800 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4802 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4804 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4805 Update binutils references.
4806 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4807 Update binutils reference.
4808 Update Sun as/GNU ld caveat.
4809 Document binutils largefile requirement for LTO plugin.
4810 Remove reference to alternate libpthread.
4812 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4814 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4816 (Specific, mips-sgi-irix6): Likewise.
4818 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4820 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4821 * configure: Regenerate.
4823 2012-03-07 Richard Henderson <rth@redhat.com>
4825 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4826 * config/m68k/sync.md (atomic_test_and_set): Use it.
4827 (atomic_test_and_set_1): Likewise.
4829 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4832 * Makefile.in: Let install-gcc-ar depend on installdirs,
4833 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4834 Don't double canonicalize if cross-compiling.
4836 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4838 * trans-mem.c: New typedef for tm_region_p.
4839 Define vector types for tm_region_p.
4840 (tm_region_init): Replace region_worklist to a vector called
4843 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4846 * trans-mem.c (tm_region_init): Use last_basic_block.
4848 2012-03-05 Richard Henderson <rth@redhat.com>
4851 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4852 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4853 BIGGEST_ALIGNMENT is aligned.
4855 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4857 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4859 2012-03-05 Richard Henderson <rth@redhat.com>
4862 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4863 instead of calling negqi2 directly.
4865 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4867 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4868 (INTMAX_TYPE): Use it.
4869 (UINTMAX_TYPE): Likewise.
4870 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4871 (irix6_c_common_override_options): Declare.
4872 (C_COMMON_OVERRIDE_OPTIONS): Define.
4873 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4874 * config/mips/irix6-c.c: New file.
4875 * config/mips/t-irix6 (irix6-c.o): New target.
4876 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4879 2012-03-02 Richard Henderson <rth@redhat.com>
4881 * optabs.c (expand_atomic_test_and_set): Honor
4882 atomic_test_and_set_trueval even when atomic_test_and_set
4883 optab is not in use.
4885 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4887 Backport from mainline
4888 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4890 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4892 2012-03-02 Richard Guenther <rguenther@suse.de>
4894 * DEV-PHASE: Set to prerelease.
4896 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4898 * config.gcc (obsolete): Add all ARM targets using the FPA.
4899 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4900 * doc/install.texi: Avoid references to obsolete ARM ports.
4902 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4904 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4906 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4907 Joern Rennecke <joern.rennecke@embecosm.com>
4909 * doc/extend.texi: Expand and update information on interrupt
4910 attribute for Epiphany.
4912 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4914 * config/sh/sh-protos.h: Update copyright notice dates.
4915 * config/sh/sh.h: Likewise.
4916 * config/sh/sh.md: Likewise.
4917 * config/sh/constraints.md: Likewise.
4918 * config/sh/predicates.md: Likewise.
4920 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4922 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4923 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4925 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4927 * config/sh/constraints.md: Fix comment typo.
4929 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4932 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4933 unsigned HOST_WIDE_INT.
4934 (zvdep_imm64): Likewise.
4935 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4936 (vdepi_and): Likewise.
4937 Likewise for unamed 64-bit patterns.
4938 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4940 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4943 PR rtl-optimization/52417
4944 * cselib.c (cselib_any_perm_equivs): New variable.
4945 (cselib_reset_table): Check that it's not set when not
4946 preserving constants.
4947 (cselib_add_permanent_equiv): Set it.
4948 (cselib_have_permanent_equivalences): New.
4949 (cselib_init, cselib_finish): Reset it.
4950 * cselib.h (cselib_have_permanent_equivalences): Declare.
4951 * alias.c (get_addr): Restore earlier behavior when there
4952 aren't permanent equivalences.
4954 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4956 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4957 * config/v850/v850-modes.def: Fix copyright notice.
4959 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4961 * doc/extend.texi (AVR Built-in Functions): Document
4962 __builtin_avr_flash_segment.
4964 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4965 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4966 (*split.flash_segment): New insn-and-split.
4967 * config/avr/avr.c (avr_init_builtins): Add local variables:
4968 const_memx_void_node, const_memx_ptr_type_node,
4969 char_ftype_const_memx_ptr.
4971 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4973 PR tree-optimization/52445
4974 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4975 add ssa_name_ver, offset and size fields and change store field
4977 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4978 (add_or_mark_expr): Likewise. Only consider previous stores
4979 with the same size and offset.
4980 (nt_init_block): Only look at gimple_assign_single_p stmts,
4981 doesn't look at rhs2.
4983 2012-03-01 Richard Guenther <rguenther@suse.de>
4986 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4987 conversions from integral types to pointer types.
4989 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4991 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4992 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4993 unintentionally removed in r184616.
4995 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4997 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
5000 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5001 Uros Bizjak <ubizjak@gmail.com>
5004 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
5005 alternatives, add "e" constraint to the new last alternative
5006 and ! to last 3 alternatives.
5008 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
5010 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
5011 DW_AT_artificial attributes at the end of the processing.
5012 (gen_array_type_die): Likewise.
5013 (gen_enumeration_type_die): Likewise.
5014 (gen_struct_or_union_type_die): Likewise.
5015 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
5018 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5021 * expr.c (expand_assignment): If doing misaligned store that doesn't
5022 cover all mode bits, perform a RMW cycle.
5024 PR tree-optimization/52429
5025 * tree-parloops.c (separate_decls_in_region_debug): Return early
5026 if var is LABEL_DECL.
5028 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5030 PR tree-optimization/52424
5031 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5032 calling dom_thread_across_edge.
5034 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5036 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5038 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5040 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5041 * config/avr/avr.c (avr_output_bld): Remove unused function.
5042 (avr_out_sbxx_branch): Use "%T" to print bit position.
5044 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5046 * config/avr/avr.md: Untabify.
5048 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5050 * config/avr/avr.md (eqne): New code iterator.
5051 (*dec-and-branchsi): Use it in text peephole's condition.
5052 (*dec-and-branchhi): Ditto.
5053 (*dec-and-branchqi): Ditto.
5055 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5058 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5059 the device does not have the skip-bug.
5061 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5063 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5064 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5065 -mpretend-cmove): New.
5067 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5070 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5071 doesn't count DEBUG_INSN refs.
5072 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5073 for DEBUG_INSN refs.
5075 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5079 2012-02-20 Richard Guenther <rguenther@suse.de>
5080 PR tree-optimization/52298
5081 * tree-vect-stmts.c (vectorizable_load): Properly use
5082 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5085 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5088 * gimple.h (gimple_in_transaction): New.
5089 (gimple_set_in_transaction): New.
5090 (struct gimple_statement_base): Add in_transaction field.
5091 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5093 (tree_ssa_lim_initialize): Compute transaction bits.
5094 * tree.h (compute_transaction_bits): Protoize.
5095 * trans-mem.c (tm_region_init): Use the heap to store BB
5097 (compute_transaction_bits): New.
5099 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5101 * gcc.c (display_help): Document --help=common and sort entries
5104 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5106 * doc/install.texi: Document check-$LANG specific shortcuts
5108 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5111 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5113 * config/arm/arm_neon.h: Regenerate.
5114 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5115 (neon_vcgeu): New insn.
5116 (neon_vcgtu): Likewise.
5117 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5118 (ops): Unsigned comparison intrinsics call a different
5121 2012-02-28 Richard Guenther <rguenther@suse.de>
5124 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5125 ordering for the VEC_CONCAT for two element vectors for
5126 V2SFmode, V2SImode and V2DImode.
5128 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5131 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5132 detecting big-endian triplets.
5134 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5136 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5137 mode if there is no type information available.
5139 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5141 PR tree-optimization/53207
5142 * doc/invoke.texi: Document as experimental and relying on graphite.
5144 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5146 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5147 of initializer to changes from r184614.
5149 2012-02-28 Richard Guenther <rguenther@suse.de>
5151 PR tree-optimization/52395
5152 * tree-sra.c (build_ref_for_offset): Also look at the base
5153 TYPE_ALIGN when figuring out the alignment of the replacement.
5155 2012-02-28 Richard Guenther <rguenther@suse.de>
5157 PR tree-optimization/52402
5158 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5159 mis-aligned types when creating the accesses at the call site.
5161 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5163 * config/avr/builtins.def: New file.
5164 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5165 * config/avr/avr.c (enum avr_builtin_id): Use it.
5166 (avr_init_builtins): Use it. And use avr_bdesc.
5167 (bdesc_1arg): Remove.
5168 (bdesc_2arg): Remove.
5169 (bdesc_3arg): Remove.
5170 (struct avr_builtin_description): Add field n_args.
5171 (avr_bdesc): New static variable using builtins.def.
5172 (avr_expand_builtin): Use it.
5173 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5174 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5175 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5177 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5180 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5181 match only one single hard register with respective hard reg rtx.
5182 (movmemx_<mode>): Ditto.
5183 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5184 insn anatomy of movmem[x]_<mode>.
5185 (avr_out_movmem): Same for printing assembler and operand usage.
5187 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5191 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5192 address spaces located outside of device flash.
5194 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5195 (mcu_type_s): Add field n_flash.
5196 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5197 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5198 (AVR_MCU): Add N_FLASH argument.
5199 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5200 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5201 macro __FLASH<n> if that address space makes sense for the device.
5202 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5203 outside of target flash.
5204 (avr_asm_named_section): Ditto.
5205 (avr_asm_select_section): Ditto.
5206 (avr_addr_space_convert): Ditto.
5207 (avr_emit_movmemhi): Ditto.
5208 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5209 address space is outside of device flash.
5210 (avr_insert_attributes): Ditto.
5211 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5212 avr_current_arch->n_segments.
5214 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5217 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5219 (*movabs<mode>_2): Likewise.
5221 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5224 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5225 s_register_operand in the test instead of REG_P. Don't call
5226 gen_reg_rtx if it won't be used.
5228 PR tree-optimization/52376
5229 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5231 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5233 * ifcvt.c (noce_get_condition): Check condition variable is not
5234 small_register_classes_for_mode_p before accepting.
5236 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5238 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5240 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5243 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5244 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5246 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5248 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5250 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5252 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5254 * config/sh/predicates.md: Remove blank lines.
5255 * config/sh/sh.c: Fix typos in comments.
5256 * config/sh/constraints.md: Likewise.
5257 * config/sh/sh.md: Remove blank lines.
5258 Fix typos in comments. Use ;; as comment characters.
5260 2012-02-26 Walter Lee <walt@tilera.com>
5262 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5263 (replace_mov_pcrel_step2): Ditto.
5265 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5268 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5269 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5270 and locs that reference values newer than the non-canonical value
5271 at hand. Return the canonical value as a worst case.
5272 (memrefs_conflict_p): Walk canonical value's locs.
5275 * cselib.c (preserve_only_constants): Rename to...
5276 (preserve_constants_and_equivs): ... this. Split out...
5277 (invariant_or_equiv_p): ... this. Preserve plus expressions
5278 of other preserved expressions too.
5279 (cselib_reset_table): Adjust.
5280 * var-tracking.c (reverse_op): Use canonical value to build
5283 2012-02-23 Kai Tietz <ktietz@redhat.com>
5285 * config/i386/i386.c (ix86_delegitimize_address): Handle
5286 UNSPEC_PCREL plus displacement.
5288 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5291 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5292 to test for unusedness in st X addressing.
5294 2012-02-24 Richard Guenther <rguenther@suse.de>
5297 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5298 (is_gimple_reg_type): Move inline ...
5299 * gimple.h (is_gimple_reg_type): ... here.
5301 2012-02-24 Richard Guenther <rguenther@suse.de>
5304 * passes.c (execute_function_todo): When verifying SSA form
5305 verify gimple form first.
5306 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5308 2012-02-24 Richard Guenther <rguenther@suse.de>
5311 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5312 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5314 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5316 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5318 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5320 * tree-phinodes.c (make_phi_node): Mark static.
5321 * tree-flow.h (make_phi_node): Remove extern decl.
5322 * doc/gimple.texi (make_phi_node): Remove documentation.
5324 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5326 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5327 * tree-ssa-sccvn.c (print_scc): Ditto.
5329 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5331 * doc/passes.texi (Full redundancy elimination): Fix typo.
5333 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5335 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5337 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5340 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5342 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5345 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5347 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5349 * config/avr/avr.md (code_stdname): Add ior, xor.
5350 (xior): New code iterator.
5351 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5352 (*<code_stdname><mode>qi.byte1-3): Ditto.
5354 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5356 PR tree-optimization/52019
5357 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5360 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5362 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5363 HAVE_INITFINI_ARRAY to work around namespace pollution in
5364 certain versions of newlib system headers.
5365 * config.in: Regenerate.
5366 * configure: Regenerate.
5367 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5368 instead of HAVE_INITFINI_ARRAY.
5370 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5373 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5374 is not offsettable memory reference.
5376 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5379 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5380 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5382 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5384 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5385 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5387 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5389 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5390 library on Solaris 8 even without TLS support.
5391 * configure: Regenerate.
5393 2012-02-22 Richard Guenther <rguenther@suse.de>
5396 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5397 for GIMPLE_DEBUG stmts.
5399 2012-02-22 Martin Jambor <mjambor@suse.cz>
5402 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5403 according to the base object.
5405 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5407 PR rtl-optimization/50063
5408 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5409 and 2 (8-bit SP) in operand 2.
5410 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5411 setup to use movhi_sp_r instead of vanilla move to write SP.
5412 Adjust REG_CFA notes to superseed unspec.
5413 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5415 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5416 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5417 irq_state 1 (IRQ known to be on) here.
5419 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5421 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5423 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5424 assign_hard_reg): Likewise.
5426 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5428 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5430 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5433 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5434 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5436 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5438 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5439 prototype from here to...
5440 * config/avr/avr.h: ...here.
5442 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5445 * thumb2.md (thumb2_shiftsi3_short): Split register and
5446 immediate shifts. For register shifts tie operands 0 and 1.
5447 (peephole2 for above): Check that register-controlled shifts
5448 have suitably tied operands.
5450 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5453 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5454 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5455 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5456 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5457 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5458 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5459 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5460 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5461 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5462 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5463 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5464 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5465 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5466 bdver1_ssevector_avx256_unaligned_load,
5467 bdver1_ssevector_sse128_unaligned_load,
5468 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5469 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5470 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5471 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5472 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5473 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5474 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5475 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5476 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5477 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5478 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5479 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5480 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5481 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5482 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5483 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5484 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5485 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5486 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5487 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5488 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5489 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5490 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5491 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5492 bdver1_ssediv_double_load, bdver1_ssediv_double,
5493 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5494 Add "bdver2" attribute.
5496 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5498 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5499 default if possible and not specified otherwise.
5501 2012-02-21 Richard Guenther <rguenther@suse.de>
5504 * gimplify.c (create_tmp_from_val): Use the main variant type
5505 for the type of the temporary we create.
5507 2012-02-21 Richard Guenther <rguenther@suse.de>
5509 PR tree-optimization/52324
5510 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5511 do not gimplify a MEM_REF address operand if it is already
5514 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5516 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5517 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5519 2012-02-21 Richard Guenther <rguenther@suse.de>
5521 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5522 nested_in_vect_loop.
5524 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5526 PR tree-optimization/52318
5527 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5528 vdef also to non-pure/const call stmts in the sequence.
5530 2012-02-20 David S. Miller <davem@davemloft.net>
5532 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5533 don't use the "rd %pc" instruction on v9 for PIC register loads.
5535 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5538 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5539 in a transaction safe function.
5541 2012-02-20 Kai Tietz <ktietz@redhat.com>
5544 * stor-layout.c (place_field): Handle desired_align for
5547 2012-02-20 Richard Guenther <rguenther@suse.de>
5549 PR tree-optimization/52298
5550 * tree-vect-stmts.c (vectorizable_store): Properly use
5551 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5553 (vectorizable_load): Likewise.
5554 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5555 Access DR_STEP after ensuring it is not NULL.
5557 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5559 PR tree-optimization/52286
5560 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5561 optimization use double_int_to_tree instead of build_int_cst_wide,
5562 rewrite to use double_int vars.
5564 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5567 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5569 Remove -e 0 from $gcc_cv_ld invocation.
5570 Only use __GLIBC_PREREQ if defined.
5571 Enable on Solaris since Solaris 8 patch.
5572 (gcc_SUN_LD_VERSION): New macro.
5573 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5574 gcc_SUN_LD_VERSION for version number format.
5575 * configure: Regenerate.
5576 * varasm.c (get_elf_initfini_array_priority_section): Set
5577 SECTION_NOTYPE for non-default priority.
5578 Use get_section instead of get_unnamed_section to emit
5579 .init_array/.fini_array with default priority.
5581 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5583 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5584 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5585 (mips_start_unique_function, mips_output_mips16_rdhwr)
5586 (mips_code_end): New functions.
5587 (TARGET_ASM_CODE_END): Define.
5589 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5591 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5592 to stubs with non-sibling calls.
5594 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5596 * doc/invoke.texi (-fira-* options): Copy-edit.
5597 (ira-* parameters): Copy-edit.
5599 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5601 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5602 GCC coding conventions.
5604 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5606 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5607 when used as adjectives.
5609 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5611 * doc/invoke.texi: Clean up "that"/"which" confusion.
5613 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5615 * system.h: Poison SMALL_REGISTER_CLASSES
5616 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5617 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5619 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5621 PR tree-optimization/52285
5622 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5623 when deciding if a call is a tail call or tail recursion.
5625 2012-02-16 Kai Tietz <ktietz@redhat.com>
5627 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5628 interger-constant displacement for UNSPEC_PCREL.
5630 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5632 PR rtl-optimization/52208
5633 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5634 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5636 PR tree-optimization/52255
5637 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5638 loop->header has virtual PHI, but exit_e->dest doesn't, add
5639 virtual PHI to exit_e->dest and adjust all uses after the loop.
5642 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5643 children with clone_tree_hash, not after it.
5645 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5647 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5648 extended identifiers.
5650 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5653 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5654 a same_body_alias, also test whether e->callee isn't a former
5655 or current clone of the decl this is a same body alias of.
5657 PR translation/52264
5658 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5660 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5662 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5664 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5667 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5668 force_reg instead of copy_to_reg for better optimization. Force
5669 non-register or memory operands into a register.
5671 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5673 * extend.texi: Reserve upper bits of memory model for future use.
5675 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5676 Anatoly Sokolov <aesok@post.ru>
5677 Eric Weddington <eric.weddington@atmel.com>
5680 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5681 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5682 Rewrite initializers for .macro.
5683 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5684 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5685 atxmega32d4, atxmega32x1.
5686 avrxmega4: atxmega64a3, atxmega64d3.
5687 avrxmega5: atxmega64a1, atxmega64a1u.
5688 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5689 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5690 avrxmega7: atxmega128a1, atxmega128a1u.
5691 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5692 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5693 (struct base_arch_s): Rename reserved to xmega_p.
5694 Rename reserved2 to have_rampd.
5695 (AVR_XMEGA): New define.
5696 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5697 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5698 * config/avr/predicates.md (io_address_operand): Take into
5700 (low_io_address_operand): Ditto.
5701 (high_io_address_operand): Ditto.
5702 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5703 (enabled, movhi_sp_r): Use them.
5704 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5705 cpp_define_formatted to built-in define __AVR_ARCH__.
5706 (__AVR_XMEGA__): New built-in define.
5707 (__AVR_HAVE_RAMPD__): New built-in define.
5708 (__AVR_HAVE_RAMPX__): New built-in define.
5709 (__AVR_HAVE_RAMPY__): New built-in define.
5710 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5712 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5713 (avr_option_override): Initialize them.
5714 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5715 (avr_init_expanders): Initialize them. No more block several calls.
5716 (emit_push_sfr): New static function.
5717 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5719 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5720 (avr_print_operand): Print addreeses as symbols for
5721 RAMPX, RAMPY, RAMPD, CCP.
5722 (output_movhi): Handle AVR_XMEGA when writing to SP.
5723 (avr_out_movhi_mr_r_xmega): New static function.
5724 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5725 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5726 __RAMPD__, __CCP__ as needed.
5728 * config/avr/multilib.h: Regenerate.
5729 * config/avr/t-multilib: Regenerate.
5730 * config/avr/avr-tables.opt: Regenerate.
5732 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5734 PR tree-optimization/50561
5735 * graphite-flattening.c (lst_project_loop): Do not
5736 remove old scattering dimensions after flattening.
5737 (lst_do_flatten): Likewise.
5739 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5741 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5742 __builtin_avr_map8, __builtin_avr_map16.
5743 Document __builtin_avr_insert_bits.
5745 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5746 (insert_bits): New insn.
5747 (adjust_len.map_bits): Rename to insert_bits.
5748 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5749 * avr-protos.h (avr_out_map_bits): Remove.
5750 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5751 * config/avr/constraints.md (Cxf,C0f): New.
5752 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5753 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5754 New built-in define __BUILTIN_AVR_INSERT_BITS.
5755 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5756 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5757 (avr_move_bits): Rewrite.
5758 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5760 (avr_map_op_t): New typedef.
5761 (avr_map_op): New static variable.
5762 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5763 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5764 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5765 (bdesc_3arg, avr_expand_triop_builtin): New.
5766 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5767 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5768 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5769 (avr_map_equal_p, avr_map_sig_p): Remove.
5770 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5771 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5772 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5773 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5774 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5775 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5777 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5779 * config/c6x/c6x.md (reserve_cycles): New attribute.
5780 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5781 don't reserve functional units after the branch occurs.
5783 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5786 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5787 functions into non-tm_pure functions.
5789 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5792 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5793 (iterative_hash_canonical_type): Likewise.
5794 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5797 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5799 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5800 sched-group insn, it either remains alone or the entire list is pruned.
5802 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5804 * doc/install.texi (Prerequisites): Fix grammar.
5805 (Configuration): Likewise.
5807 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5809 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5810 MPC as part of GCC before describing configuring with --with-gmp etc.
5811 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5812 sources are present.
5814 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5817 * dwarf2out.c (clone_tree_hash): New function.
5818 (copy_decls_walk): Use it instead of clone_tree.
5820 2012-02-14 Richard Guenther <rguenther@suse.de>
5822 PR tree-optimization/52244
5823 PR tree-optimization/51528
5824 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5825 replacements for integral types.
5827 2012-02-14 Walter Lee <walt@tilera.com>
5829 * config.gcc: Handle tilegx and tilepro.
5830 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5832 Add HAVE_AS_TLS check for tilegx and tilepro.
5833 * configure: Regenerate.
5834 * doc/contrib.texi: Add Mat Hostetter and self.
5835 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5836 Document instruction intrinsics and network accessing intrinsics.
5837 (TILEPro Built-in Functions): New node. Document instruction
5838 intrinsics and network accessing intrinsics.
5839 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5840 (Specific, tilepro-*-linux*): Likewise.
5841 * doc/invoke.texi (TILE-Gx Options): New section.
5842 (TILEPro Options): New section.
5843 * doc/md.texi (TILE-Gx): New section.
5844 (TILEPro): New section.
5845 * common/config/tilegx/tilegx-common.c: New file.
5846 * common/config/tilepro/tilepro-common.c: New file.
5847 * config/tilegx/constraints.md: New file.
5848 * config/tilegx/linux.h: New file.
5849 * config/tilegx/mul-tables.c: New file.
5850 * config/tilegx/predicates.md: New file.
5851 * config/tilegx/sync.md: New file.
5852 * config/tilegx/t-tilegx: New file.
5853 * config/tilegx/tilegx-builtins.h: New file.
5854 * config/tilegx/tilegx-c.c: New file.
5855 * config/tilegx/tilegx-generic.md: New file.
5856 * config/tilegx/tilegx-modes.def: New file.
5857 * config/tilegx/tilegx-multiply.h: New file.
5858 * config/tilegx/tilegx-protos.h: New file.
5859 * config/tilegx/tilegx.c: New file.
5860 * config/tilegx/tilegx.h: New file.
5861 * config/tilegx/tilegx.md: New file.
5862 * config/tilegx/tilegx.opt: New file.
5863 * config/tilepro/constraints.md: New file.
5864 * config/tilepro/gen-mul-tables.cc: New file.
5865 * config/tilepro/linux.h: New file.
5866 * config/tilepro/mul-tables.c: New file.
5867 * config/tilepro/predicates.md: New file.
5868 * config/tilepro/t-tilepro: New file.
5869 * config/tilepro/tilepro-builtins.h: New file.
5870 * config/tilepro/tilepro-c.c: New file.
5871 * config/tilepro/tilepro-generic.md: New file.
5872 * config/tilepro/tilepro-modes.def: New file.
5873 * config/tilepro/tilepro-multiply.h: New file.
5874 * config/tilepro/tilepro-protos.h: New file.
5875 * config/tilepro/tilepro.c: New file.
5876 * config/tilepro/tilepro.h: New file.
5877 * config/tilepro/tilepro.md: New file.
5878 * config/tilepro/tilepro.opt: New file.
5880 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5882 PR tree-optimization/52210
5883 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5884 vect_model_simple_cost with two entry vect_def_type array instead
5885 of an address of dt.
5887 2012-02-14 Richard Guenther <rguenther@suse.de>
5890 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5891 Do not stream DECL_QUALIFIER.
5892 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5893 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5894 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5896 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5899 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5902 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5905 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5906 * cselib.c (cselib_subst_to_values_from_insn): New function.
5907 * sched-deps.c (add_insn_mem_dependence,
5908 sched_analyze_1, sched_analyze_2): Use it.
5910 2012-02-13 Jan Hubicka <jh@suse.cz>
5913 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5915 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5917 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5918 (GTM_SELF_SPECS): Define if not already defined.
5919 (driver_self_specs): Add GTM_SELF_SPECS.
5920 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5921 (GTM_SELF_SPECS): Define.
5922 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5923 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5925 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5927 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5930 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5933 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5934 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5936 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5939 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5941 2012-02-13 Richard Guenther <rguenther@suse.de>
5943 PR translation/52211
5944 * passes.c (enable_disable_pass): Fix typo.
5946 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5949 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5950 XOR for reduce_bit_field if type is unsigned.
5952 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5954 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5955 disallow changes from SFmode to mode with different size in FP regs.
5957 2012-02-12 Robert Millan <rmh@gnu.org>
5958 Gerald Pfeifer <gerald@pfeifer.com>
5960 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5963 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5965 PR rtl-optimization/52175
5966 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5967 to frame-related instructions.
5969 2012-02-10 Jason Merrill <jason@redhat.com>
5972 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5973 (demangle_new_symbols): Fill it.
5974 (scan_linker_output): Walk it.
5975 (start_tweaking): Split out from scan_linker_output.
5976 (maybe_tweak): Update sym->chosen.
5977 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5979 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5982 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5984 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5986 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5987 having the same mode as previous compare.
5989 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5991 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5992 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5993 (nonlocal_goto_internal): Likewise.
5994 (nonlocal_goto): Emit a use and an indirect jump directly.
5996 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5999 * doc/extend.texi : Update comments for __atomic_compare_exchange and
6000 __atomic_{is,always}_lock_free.
6002 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
6005 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
6006 negative constant address for x32.
6008 2012-02-10 Richard Henderson <rth@redhat.com>
6010 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
6011 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
6012 for GIMPLE_TRANSACTION. Tidy if's into a switch.
6014 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6015 Ira Rosen <irar@il.ibm.com>
6017 PR tree-optimization/50031
6018 * targhooks.c (default_builtin_vectorization_cost): Handle
6020 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
6021 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
6022 all types of reduction and pattern statements.
6023 (vect_estimate_min_profitable_iters): Likewise.
6024 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
6025 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
6026 for explicit realigns.
6027 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
6028 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6030 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6031 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6032 vec_perm for VSX and handle vec_promote_demote.
6034 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6037 * builtins.c (fold_builtin_atomic_always_lock_free,
6038 expand_builtin_atomic_always_lock_free,
6039 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6040 Return and/or test boolean_true_node/boolean_false_node instead of
6041 integer_one_node/integer_zero_node.
6043 2012-02-10 Jan Hubicka <jh@suse.cz>
6046 * predict.c (predict_paths_for_bb): Prevent looping.
6047 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6049 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6051 * config/arm/arm.c (output_move_double): In one case properly
6052 count number of instructions that will be emitted.
6054 2012-02-10 Richard Guenther <rguenther@suse.de>
6056 PR translation/52193
6057 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6059 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6062 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6064 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6067 * var-tracking.c (emit_note_insn_var_location): If
6068 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6069 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6070 non-NOTE_DURING_CALL_P insn.
6072 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6075 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6077 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6080 * gcc.c (switch_matches) Support switches with separated form,
6083 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6085 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6087 (RAMPZ_ADDR): Ditto.
6088 * config/avr/avr.c (avr_addr_t): New typedef.
6089 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6090 (avr_init_expanders): Initialize it.
6091 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6093 (expand_epilogue): Ditto.
6094 (avr_print_operand): Ditto.
6095 (avr_file_start): Ditto.
6096 (avr_emit_movmemhi): Ditto.
6098 2012-02-08 Richard Guenther <rguenther@suse.de>
6100 PR tree-optimization/46886
6101 * tree-flow.h (do_while_loop_p): Declare.
6102 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6103 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6105 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6107 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6108 always succeed for integers larger than a native word.
6110 2012-02-08 Richard Guenther <rguenther@suse.de>
6112 PR rtl-optimization/52170
6113 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6114 properly handle integer vector modes.
6116 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6118 PR gcov-profile/52150
6119 * coverage.c: Include target.h.
6120 (build_var): Call targetm.strip_name_encoding on the assembler name.
6121 Change one _ into . or $ if the target allows it.
6122 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6124 PR rtl-optimization/52139
6125 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6126 is a BARRIER after emit_insn_after_noloc, move BB_END
6127 to the last non-BARRIER insn before it.
6129 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6132 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6133 (mips_gimplify_va_arg_expr): Call it instead of
6134 std_gimplify_va_arg_expr.
6136 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6138 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6139 message for -mno-pointers-to-nested-function.
6141 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6144 * expr.c (get_inner_reference): If there is an offset, add a negative
6145 bit position to it (if any).
6147 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6149 PR rtl-optimization/52060
6150 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6151 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6152 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6153 and/or i0src_copy2 when needed.
6155 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6157 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6158 or LTOPLUGINSONAME if have_c.
6160 * config/freebsd-spec.h: Add comment about what macros can be defined
6162 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6163 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6166 2012-02-07 Richard Guenther <rguenther@suse.de>
6168 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6169 newline in -alias dumps.
6171 2012-02-07 Kai Tietz <ktietz@redhat.com>
6172 Dave Korn <dave.korn.cygwin@gmail.com>
6175 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6176 Take care that typinfo gets dllexport-attribute.
6178 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6181 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6182 if modifier < EXPAND_SUM call force_operand on the result.
6184 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6186 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6187 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6189 (epiphany_function_type): Replace types for specific interrupts with
6190 EPIPHANY_FUNCTION_INTERRUPT.
6191 (EPIPHANY_INTERRUPT_P): Update.
6192 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6193 New static function.
6194 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6195 <disinterrupt>: Affects type identity.
6196 (epiphany_handle_interrupt_attribute): Handle variable number of
6198 (epiphany_compute_function_type): Update for new
6199 epiphany_function_type definition.
6200 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6201 handlers with a longcall forwarder.
6202 (epiphany_start_function): Handle multiple interrupt arguments and/or
6203 forwarder_section attribute.
6205 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6208 2012-02-07 Alan Modra <amodra@gmail.com>
6211 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6214 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6216 PR tree-optimization/50969
6217 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6218 use vec_perm rather than vector_stmt.
6219 (vect_model_load_cost): Likewise.
6220 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6221 vec_perm to be the same as other vector statements.
6222 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6223 cost of vec_perm for TARGET_VSX.
6225 2012-02-06 Richard Guenther <rguenther@suse.de>
6227 PR tree-optimization/52115
6228 * tree-sra.c (access_has_replacements_p): New function.
6229 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6231 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6234 * trans-mem.c (expand_call_tm): Add an assertion.
6235 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6238 2012-02-06 Richard Guenther <rguenther@suse.de>
6240 PR tree-optimization/50955
6241 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6242 raise cost of expressions that replace an address with an
6243 expression based on a different pointer.
6245 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6248 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6249 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6251 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6254 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6255 -Weffc++ and specify guidelines come from second edition.
6257 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6259 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6260 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6261 (call_direct_split, call_value_split, call_value_internal_direct)
6262 (call_value_direct_split, call_value_multiple_split): Use jal and
6263 jal_macro attributes.
6265 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6267 * reload1.c (reload_regs_reach_end_p): Replace with...
6268 (reload_reg_rtx_reaches_end_p): ...this function.
6269 (new_spill_reg_store): Update commentary.
6270 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6271 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6272 before setting new_spill_reg_store.
6273 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6274 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6275 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6276 for non-spill reload registers.
6278 2012-02-05 Ira Rosen <irar@il.ibm.com>
6280 PR tree-optimization/52091
6281 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6282 (vect_is_simple_use_1): Likewise.
6283 * tree-vect-loop.c (vectorizable_reduction): Update calls
6284 to vect_is_simple_use_1 and vect_is_simple_use.
6285 (vectorizable_live_operation): Likewise.
6286 * tree-vect-patterns.c (widened_name_p,
6287 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6288 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6289 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6290 vectorizable_shift,vectorizable_operation, vectorizable_store,
6291 vectorizable_load): Likewise.
6292 (vect_is_simple_cond): Add an argument, pass it to
6293 vect_is_simple_use_1.
6294 (vectorizable_condition): Update calls to vect_is_simple_cond,
6296 (vect_is_simple_use): Add an argument, the statement in which
6297 OPERAND is used. Check that if OPERAND's def stmt is a double
6298 reduction phi node, the use is a phi node too.
6299 (vect_is_simple_use_1): Add an argument, pass it to
6301 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6302 to vect_is_simple_use.
6304 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6306 PR rtl-optimization/52095
6307 * modulo-sched.c (dump_insn_locator): New function.
6308 (loop_canon_p, sms_schedule): Use it.
6310 PR rtl-optimization/52113
6311 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6312 even for decomposable shift/zext insns.
6314 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6315 Zdenek Dvorak <ook@ucw.cz>
6317 PR rtl-optimization/52092
6318 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6319 on get_iv_value result.
6321 2012-02-02 Andrew Pinski <apinski@cavium.com>
6325 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6327 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6330 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6332 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6334 PR rtl-optimization/49800
6335 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6336 (sched_finish): Call regstat_free_n_sets_and_refs.
6338 2012-02-02 Jia Liu <proljc@gmail.com>
6340 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6343 2012-02-02 Jan Hubicka <jh@suse.cz>
6344 Tom de Vries <tom@codesourcery.com>
6347 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6348 * varpool.c (varpool_analyze_pending_decls): Likewise.
6350 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6351 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6353 * config.gcc: Add cr16-* support.
6355 * doc/extend.texi: Document cr16 extensions.
6356 * doc/install.texi: Document cr16 install.
6357 * doc/invoke.texi: Document cr16 options.
6358 * doc/md.texi: Document cr16 constraints.
6360 * common/config/cr16/cr16-common.c: New file.
6361 * config/cr16/cr16.c: New file.
6362 * config/cr16/cr16.h: New file.
6363 * config/cr16/cr16.md: New file.
6364 * config/cr16/cr16.opt: New file.
6365 * config/cr16/cr16-protos.h: New file.
6366 * config/cr16/predicates.md: New file.
6367 * config/cr16/constraints.md: New file.
6368 * config/cr16/t-cr16: New file.
6370 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6373 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6374 that operands[2] is either immediate, or q_regs_operand.
6376 PR tree-optimization/52073
6377 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6378 a pattern stmt for pattern uses, ignore uses outside of the loop.
6380 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6382 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6383 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6384 (OUT_AS1, OUT_AS2): Remove.
6386 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6388 PR rtl-optimization/51374
6389 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6390 to cross other volatile_refs_p insns.
6392 2012-02-01 Richard Guenther <rguenther@suse.de>
6394 * doc/invoke.texi (fno-inline): Clarify documentation.
6395 (finline-small-functions): Likewise.
6396 (finline-functions): Likewise.
6397 * common.opt (finline): Adjust comment and documentation.
6398 (finline-small-functions): Clarify documentation.
6399 (finline-functions): Likewise.
6400 (finline-functions-called-once): Likewise.
6402 2012-02-01 Tristan Gingold <gingold@adacore.com>
6404 * c-typeck.c (composite_type): Keep mode for pointers.
6406 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6408 * function.h (regno_reg_rtx): Adjust comment.
6409 * reginfo.c (init_reg_modes_target): Only use the previous mode
6410 if it fits within one register. Remove MIPS comment.
6412 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6415 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6417 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6419 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6420 to srak instruction.
6422 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6424 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6426 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6431 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6433 2012-01-31 Richard Guenther <rguenther@suse.de>
6435 PR tree-optimization/51528
6436 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6439 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6444 * ree.c (add_removable_extension): Change def_map argument
6445 to unsigned *, store in def_map 1 + offset into *insn_list vector
6446 instead of pointers into the vector.
6447 (find_removable_extensions): Adjust caller.
6449 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6451 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6452 Transform all "* quoted-c-code" to { c-code }.
6453 Remove redundant test for "optimize" in combine patterns.
6454 Move (include "avr-dimode.md") to end of file.
6456 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6459 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6460 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6462 2012-01-30 Richard Guenther <rguenther@suse.de>
6464 PR tree-optimization/52028
6465 * tree-loop-distribution.c (ldist_gen): Properly update
6468 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6471 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6472 set_cur_line_info_table if not emitting debug info.
6474 PR tree-optimization/52046
6475 * tree-vect-patterns.c (check_bool_pattern): Give up if
6476 a comparison could throw.
6479 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6481 2012-01-30 Richard Guenther <rguenther@suse.de>
6483 PR tree-optimization/52045
6484 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6485 SSA form if cfgcleanup did anything.
6487 2012-01-30 Richard Guenther <rguenther@suse.de>
6489 PR tree-optimization/52045
6490 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6491 before computing final todo.
6493 2012-01-30 Richard Guenther <rguenther@suse.de>
6495 PR tree-optimization/51528
6496 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6499 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6501 * df-problems.c (df_kill_notes): Check that the use refers
6502 to the note under examination.
6504 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6507 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6508 parameter and use short-lived pseudos.
6509 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6510 (sparc_expand_vector_init): Const-ify local variables and adjust
6511 calls to above functions.
6513 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6515 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6517 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6519 * doc/invoke.texi: Make usage of "compile time" and
6520 "run time"/"runtime" consistent throughout the file.
6522 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6524 * config/alpha/alpha.c (alpha_option_override): Default to
6525 full IEEE compliance mode for Go language.
6527 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6529 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6530 (LINK_SSP_SPEC): Define.
6532 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6535 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6538 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6540 * doc/invoke.texi: Correct hyphenation of "floating point",
6541 "double precision", and related terminology throughout the file.
6543 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6546 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6547 arm_general_register_operand predicate for operand 2 instead of
6550 2012-01-27 Ian Lance Taylor <iant@google.com>
6553 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6554 * builtins.c (expand_builtin_init_trampoline): Add onstack
6555 parameter. Change caller.
6556 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6557 * tree.c (build_common_builtin_nodes): Declare
6558 __builtin_init_heap_trampoline.
6560 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6562 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6563 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6564 * config/avr/avr.c: Ditto.
6565 (avr_regnames): Remove because unused.
6566 * config/avr/avr.md (*cpse.ne): New peephole.
6567 (*cpse.eq): New peephole from former cpse peepholes.
6569 2012-01-27 Michael Eager <eager@eagercon.com>
6571 * config/microblaze.c (microblaze_emit_compare): Correct
6572 test after pcmp instruction.
6574 2012-01-27 Richard Guenther <rguenther@suse.de>
6576 PR tree-optimization/52020
6577 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6579 2012-01-27 Richard Guenther <rguenther@suse.de>
6581 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6582 function non-const/pure.
6584 2012-01-27 Richard Guenther <rguenther@suse.de>
6586 PR tree-optimization/50444
6587 * tree-sra.c (build_ref_for_offset): Properly adjust the
6588 MEM_REF type for unaligned accesses.
6590 2012-01-27 Richard Guenther <rguenther@suse.de>
6592 PR tree-optimization/50444
6593 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6594 (expand_assignment): Use it. Properly handle misaligned
6595 bases when expanding stores to component references.
6596 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6599 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6602 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6603 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6604 * tree-data-ref.c (find_data_references_in_loop): Make static.
6605 (compute_all_dependences): Change return type to bool. Bail out
6606 for too many datarefs in a loop. Move the hunk resetting the data
6607 dependences vector from ...
6608 (compute_data_dependences_for_loop): ... here. Account for
6609 compute_all_dependences returning false.
6610 (compute_data_dependences_for_bb): Likewise.
6611 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6612 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6614 2012-01-27 Richard Guenther <rguenther@suse.de>
6617 * expr.c (store_field): Use the alias-set of the scratch memory
6620 2012-01-27 Tom de Vries <tom@codesourcery.com>
6622 PR tree-optimization/51990
6623 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6625 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6627 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6630 * var-tracking.c (reverse_op): Don't add any reverse operation
6631 if V already has any constant locations.
6633 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6635 * doc/invoke.texi: Correct usage of "command line" (noun)
6636 vs "command-line" (adjective) throughout.
6638 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6640 * doc/invoke.texi (Language Independent Options): Move
6641 -Wcoverage-mismatch blurb from here....
6642 (Warning Options): ...to here.
6644 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6646 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6647 Set rs6000_always_hint to false for 476.
6649 2012-01-27 Matthias Klose <doko@ubuntu.com>
6651 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6653 * incpath.c (add_standard_paths): Likewise.
6655 2012-01-27 Richard Henderson <rth@redhat.com>
6657 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6658 * config/m68k/sync.md (atomic_test_and_set): Rename from
6659 sync_test_and_setqi and adjust the operands.
6660 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6661 and unconditionally enable.
6663 2012-01-27 Richard Henderson <rth@redhat.com>
6665 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6666 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6667 (ldstub): Rename from ldstubqi.
6668 (ldstub<I24MODE>): Remove.
6670 2012-01-27 Richard Henderson <rth@redhat.com>
6672 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6673 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6674 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6675 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6676 * doc/tm.texi: Rebuild.
6678 2012-01-27 Richard Henderson <rth@redhat.com>
6680 * optabs.c (gen_atomic_test_and_set): Remove default.
6681 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6683 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6685 PR rtl-optimization/51978
6686 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6687 (combine_reaching_defs): Likewise.
6688 (struct re_info): Remove.
6689 (add_removable_extension): Remove x and data arguments,
6690 add insn, insn_list and def_map. Use the arguments directly
6691 instead of using struct re_info.
6692 (find_removable_extensions): Don't call add_removable_extension
6693 through note_stores, instead just call it with single_set
6695 (find_and_remove_re): Pass curr_cand->expr instead of
6696 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6698 2012-01-26 Michael Matz <matz@suse.de>
6700 PR tree-optimization/46590
6701 * cfgexpand.c: Revert last change (r183305).
6702 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6704 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6705 checking for emptiness.
6707 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6710 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6711 non-addressable non-BLKmode base correctly.
6713 2012-01-26 Michael Matz <matz@suse.de>
6715 PR tree-optimization/48794
6716 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6717 regions referenced from RESX/EH_DISPATCH.
6719 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6721 * config/s390/s390.h: Make BRANCH_COST an option.
6722 * config/s390/s390.opt: New option -mbranch-cost.
6724 2012-01-26 Richard Henderson <rth@redhat.com>
6726 Revert 2012-01-24 change:
6727 * trans-mem.c (requires_barrier): Do not instrument thread local
6728 variables and emit save/restore for them.
6730 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6733 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6736 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6738 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6741 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6744 Rename __pgm to __flash.
6745 Rename __pgm1 to __flash1.
6746 Rename __pgm2 to __flash2.
6747 Rename __pgm3 to __flash3.
6748 Rename __pgm4 to __flash4.
6749 Rename __pgm5 to __flash5.
6750 Rename __pgmx to __memx.
6751 * doc/extend.texi (AVR Named Address Spaces)
6752 Rename address space names as indicated above.
6753 * config/avr/avr.c (avr_addrspace): Ditto.
6755 * config/avr/avr-protos.h
6756 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6757 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6758 * config/avr/predicates.md: Ditto.
6759 * config/avr/avr.c Ditto, and
6760 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6761 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6763 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6764 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6765 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6766 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6767 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6768 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6769 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6770 * config/avr/avr.c: Ditto.
6771 * config/avr/avr.md: Ditto.
6773 2012-01-25 Jason Merrill <jason@redhat.com>
6776 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6778 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6780 PR tree-optimization/51987
6781 * tree-data-ref.c (get_references_in_stmt): Handle references in
6782 non-volatile GIMPLE_ASM.
6784 2012-01-25 Richard Guenther <rguenther@suse.de>
6786 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6787 bases are dereferenced.
6789 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6791 PR rtl-optimization/48374
6792 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6794 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6796 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6797 compute_data_dependences_for_loop returns false.
6798 * tree-parloops.c (loop_parallel_p): Likewise.
6800 2012-01-25 Richard Guenther <rguenther@suse.de>
6802 * tree.h (get_pointer_alignment_1): Declare.
6803 * builtins.c (get_pointer_alignment_1): New function.
6804 (get_pointer_alignment): Use it.
6806 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6808 PR rtl-optimization/48308
6809 * combine.c (enum undo_kind): Add UNDO_LINKS.
6810 (struct undo): Add member l to other_contents and where.
6811 (do_SUBST_LINK): New.
6813 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6814 (undo_all): Handle UNDO_LINKS.
6816 2012-01-25 Richard Henderson <rth@redhat.com>
6818 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6821 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6823 * optabs.c (gen_atomic_test_and_set): Use each argument.
6825 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6827 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6828 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6829 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6830 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6831 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6832 TARGET_PAIRED_SINGLE_FLOAT.
6834 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6836 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6837 (in_struct, return_val): Remove MEM documentation.
6838 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6839 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6840 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6842 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6843 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6844 * expr.c (store_field): Likewise.
6845 * function.c (assign_stack_temp_for_type): Likewise.
6846 * ifcvt.c (noce_try_cmove_arith): Likewise.
6847 * reload1.c (reload): Likewise.
6848 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6849 (alpha_set_memflags): Likewise.
6850 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6852 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6854 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6856 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6857 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6858 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6860 * cselib.c (cselib_rtx_varies_p): Delete.
6861 (cselib_invalidate_mem): Update call to canon_true_dependence.
6862 * dse.c (record_store, check_mem_read_rtx): Likewise.
6863 (scan_reads_nospill): Likewise.
6864 * cse.c (check_dependence): Likewise.
6865 (cse_rtx_varies_p): Delete.
6866 * expr.c (safe_from_p): Update call to true_dependence.
6867 * ira.c (validate_equiv_mem_from_store): Likewise.
6868 (memref_referenced_p): Likewise.
6869 * postreload-gcse.c (find_mem_conflicts): Likewise.
6870 * sched-deps.c (sched_analyze_2): Likewise.
6871 * store-motion.c (load_kills_store): Likewise.
6872 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6873 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6874 (compute_transp): Update call to canon_true_dependence.
6876 2012-01-25 Richard Henderson <rth@redhat.com>
6878 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6879 (maybe_emit_atomic_test_and_set): New.
6880 (expand_sync_lock_test_and_set): Use it.
6881 (expand_atomic_test_and_set): Likewise.
6882 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6883 the implementation; clarify implementation defined details.
6884 * doc/md.texi (atomic_test_and_set): Document.
6886 2012-01-25 Richard Henderson <rth@redhat.com>
6888 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6890 2012-01-25 Richard Henderson <rth@redhat.com>
6893 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6894 to effect no-op split.
6896 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6899 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6900 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6901 (BT_FN_VOID_PTR_INT_SIZE): New.
6902 (BT_FN_UINT_UINT_VAR): Remove.
6903 (BT_FN_UINT32_UINT32_VAR): New.
6904 (BT_FN_DOUBLE_VPTR): Remove.
6905 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6907 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6908 (_ITM_changeTransactionMode): Same.
6909 (_ITM_memmoveRtWt): Change return type to void.
6910 (_ITM_memcpyRtWt): Same.
6911 (_ITM_memsetW): Same.
6912 (_ITM_RaRD): Change types to double.
6917 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6919 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6920 Patrick Marlier <patrick.marlier@gmail.com>
6922 * trans-mem.c (requires_barrier): Do not instrument thread local
6923 variables and emit save/restore for them.
6925 2012-01-24 Jason Merrill <jason@redhat.com>
6928 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6929 output static aliases.
6931 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6934 * common.opt (-pie, -shared, pie, shared): Change from Common to
6936 * gcc.c (display_help): Display help for -pie and -shared.
6938 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6941 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6942 Remove note on size/offset limitation.
6943 (AVR Variable Attributes): Add example how to read data located
6944 with progmem. Refer to named address spaces.
6945 * doc/invoke.texi (AVR Options): Fix typo.
6947 2012-01-24 Richard Guenther <rguenther@suse.de>
6949 Forward-port to trunk
6950 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6953 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6954 op0 isn't sufficiently aligned and there is movmisalignM
6955 insn for mode, use it to load op0 into a temporary register.
6957 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6960 * target.def (const_not_ok_for_debug_p): New hook.
6961 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6963 * doc/tm.texi: Regenerated.
6964 * dwarf2out.c (const_ok_for_output_1): If
6965 targetm.const_not_ok_for_debug_p returns true, fail.
6966 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6968 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6970 2012-01-23 Kai Tietz <ktietz@redhat.com>
6973 * config/i386/predicates.md (symbolic_operand): Allow
6974 UNSPEC_PCREL as PIC expression for lea.
6975 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6976 * config/i386/i386.c (ix86_delegitimize_address): Handle
6977 UNSPEC_PCREL for none-MEM, too.
6979 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6981 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6982 (ipa_tm_create_version_alias): Same.
6984 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6987 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6988 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6990 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6991 Patrick Marlier <patrick.marlier@gmail.com>
6992 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6995 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6996 simple_object_start_read.
6998 2012-01-23 Richard Guenther <rguenther@suse.de>
7001 PR tree-optimization/51895
7002 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
7003 parameter decomposition into BLKmode components.
7005 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
7007 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
7008 fake variables for restrict-qualified pointers whose pointed-to type
7009 contains a placeholder.
7011 2012-01-23 Richard Guenther <rguenther@suse.de>
7013 PR tree-optimization/51949
7014 * ipa-split.c (execute_split_functions): Do not split malloc functions.
7016 2012-01-23 Jakub Jelinek <jakub@redhat.com>
7018 PR rtl-optimization/51933
7019 * ree.c (transform_ifelse): Return true right away if dstreg is
7020 already wider or equal to cand->mode.
7021 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
7022 (make_defs_and_copies_lists): Remove defs_list and copies_list
7023 arguments, add state argument, just truncate state->work_list
7024 instead of always allocating and freeing the vector. Assert that
7025 get_defs succeeds instead of returning 2. Changed return type to bool.
7026 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
7027 have ext_src_mode, see if it has been modified already with the
7028 right kind of extension and has been extended before from the
7029 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7030 just return true. Remember the original mode in state->modified array.
7031 (combine_reaching_defs): Add state argument. Don't allocate and
7032 free here def_list, copied_list and vec vectors, instead just
7033 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7034 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7035 Add state variable, clear vectors in it, initialize state.modified
7036 if needed. Free all the vectors at the end and state.modified too.
7037 Don't skip a candidate if the extension expression has been modified.
7039 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7042 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7043 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7044 (extra_options) interix.opt -> i386/interix.opt"
7045 (extra_objs):Add winnt-stubs.o
7046 * configure.ac: Add interix to target_os .comm on PE check.
7047 * configure: Regenerate.
7048 * config/interix3.h: Delete and move bits to..
7049 * config/interix.h: Delete and move bits to..
7050 * config/i386/i386-interix3.h: Delete and move bits to..
7051 * config/i386/i386-interix.h: ..here.
7052 (TARGET_CPU_DEFAULT): Remove redefinition.
7053 (TARGET_ASM_CONSTRUCTOR): Undefine.
7054 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7055 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7056 (PTRDIFF_TYPE): Define.
7057 (LONG_DOUBLE_TYPE_SIZE): Define.
7058 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7059 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7060 (TARGET_SECTION_TYPE_FLAGS): Define.
7061 (ASM_DECLARE_FUNCTION_NAME): Define.
7062 (ASM_OUTPUT_EXTERNAL): Define.
7063 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7064 (ASM_OUTPUT_ALIGNED_BSS): Define.
7065 (PCC_BITFIELD_TYPE_MATTERS): Define.
7066 (USE_CONST_SECTION): Define.
7067 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7068 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7069 (SUPPORTS_ONE_ONLY): Remove.
7070 (I386_PE_STRIP_ENCODING): Define.
7071 * config/interix.opt: Delete and move bits to..
7072 * config/i386/interix.opt: ..here. New.
7073 (mpe-aligned-commons): Add.
7074 * config/i386/t-interix: Add copyright header.
7075 (winnt-stubs.o): Add rule.
7077 2012-01-22 Jason Merrill <jason@redhat.com>
7080 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7081 for extra name aliases.
7083 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7085 PR rtl-optimization/51924
7086 * ree.c (combine_set_extension): Improve debugging message.
7087 (combine_reaching_defs): Likewise.
7088 (get_defs): Rename confusingly named variable.
7089 (find_and_remove_re): Skip a candidate if the extension expression has
7092 2012-01-21 Robert Millan <rmh@gnu.org>
7093 Gerald Pfeifer <gerald@pfeifer.com>
7095 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7096 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7098 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7100 PR tree-optimization/51914
7101 * tree-vect-stmts.c (vectorizable_conversion): For
7102 cvt_type && modifier == WIDEN, put temporary with cvt_type
7103 at the beginning of vec_dsts and set vec_dest to temporary
7106 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7108 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7110 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7112 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7113 * config/rs6000/rs6000.c: Likewise.
7115 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7118 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7119 output_move_double on a copy of operands array.
7121 2012-01-20 Cary Coutant <ccoutant@google.com>
7122 Dodji Seketeli <dodji@redhat.com>
7125 * dwarf2out.c (copy_declaration_context): Return ref to parent
7126 of declaration DIE, if necessary.
7127 (remove_child_or_replace_with_skeleton): Add new parameter; update
7128 caller. Place skeleton DIE under parent DIE of original declaration.
7129 Move call to copy_declaration_context to here ...
7130 (break_out_comdat_types): ... from here.
7132 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7134 PR rtl-optimization/51856
7135 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7138 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7141 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7142 hints for neon loads and stores.
7144 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7148 * doc/extend.texi (Named Address Spaces): Split into subsections.
7149 (AVR Named Address Spaces): New subsection.
7150 (M32C Named Address Spaces): New subsection.
7151 (RL78 Named Address Spaces): New subsection.
7152 (SPU Named Address Spaces): New subsection.
7153 (Variable Attributes): New anchor "AVR Variable Attributes".
7154 (AVR Variable Attributes): Rewrite and avoid wording
7155 "address space" in this context.
7156 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7157 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7158 (AVR Built-in Macros): New subsubsection therein.
7159 * doc/md.texi (AVR constraints): Remove "C04", "R".
7161 2012-01-20 Richard Guenther <rguenther@suse.de>
7163 PR tree-optimization/51903
7164 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7165 when removing stmts.
7167 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7170 * config/arm/arm.c (arm_load_pic_register): Use
7171 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7172 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7173 (arm_pic_static_addr): Likewise.
7174 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7175 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7176 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7177 (pic_load_addr_unified): New.
7179 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7182 * function.c (instantiate_virtual_regs_in_insn): Use
7183 delete_insn_and_edges when removing a wrong asm insn.
7185 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7187 PR rtl-optimization/40761
7188 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7189 Add new member loop_num.
7190 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7191 (ira_build): Remove the parameter.
7193 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7194 (ira.c): Do not build CFG loops for one region allocation. Remove
7195 argument from ira_build call.
7197 * ira-build.c (init_loop_tree_node): New function.
7198 (create_loop_tree_nodes): Use it. Separate the case when CFG
7199 loops are not built.
7200 (more_one_region_p): Check current_loops.
7201 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7203 (add_loop_to_tree): Process loop equal to NULL too.
7204 (form_loop_tree): Separate the case when CFG loops are not built.
7205 Use explicitly number for the root.
7206 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7208 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7209 instead of loop->num.
7210 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7211 (mark_all_loops_for_removal): Ditto.
7212 (remove_unnecessary_regions): Separate the case when CFG loops
7214 (ira_build): Remove the parameter. Use explicit number of regions
7215 when CFG loops are not built.
7217 * ira-color.c (print_loop_title): Separate the case for the root node.
7218 Use loop_num instead of loop->num.
7219 (move_spill_restore): Use loop_num instead of loop->num.
7221 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7222 (change_loop): Ditto.
7223 (change_loop): Use loop_num instead of loop->num.
7225 * ira-lives.c (process_bb_node_lives): Ditto.
7227 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7229 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7231 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7234 * tree-mudflap.c (mf_artificial): New function.
7235 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7236 mx_register_decls, mudflap_enqueue_decl): Use it.
7239 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7240 numbers in the insn pattern.
7242 2012-01-19 Michael Matz <matz@suse.de>
7244 PR tree-optimization/46590
7245 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7246 use it in remembering which conflicts we already created.
7247 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7250 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7253 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7254 (merge_and_complain): Same.
7256 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7259 * config/initfini-array.h: Guard content of the header
7260 with #ifdef HAVE_INITFINI_ARRAY.
7261 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7262 Add initfini-array.h to tm_file here.
7263 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7264 * config.gcc: Don't add initfini-array.h to tm_file here.
7265 * configure: Regenerated.
7267 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7269 PR rtl-optimization/51505
7270 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7271 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7272 (df_note_bb_compute): Update the call to df_kill_notes.
7274 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7276 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7278 2012-01-18 Richard Guenther <rguenther@suse.de>
7280 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7281 of conversions to void *.
7283 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7284 Richard Sandiford <rdsandiford@googlemail.com>
7288 * optabs.h (simplify_expand_binop): Declare.
7289 * optabs.c (simplify_expand_binop): Make global.
7290 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7291 endian targets if the source cannot be exactly covered by word
7294 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7297 * hard-reg-set.h (struct hard_reg_set_container): New type.
7298 * target.h (struct hard_reg_set_container): Forward declare.
7299 * target.def (set_up_by_prologue): New target hook.
7300 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7301 * doc/tm.texi: Regenerated.
7302 * function.c (thread_prologue_and_epilogue_insns): Change
7303 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7304 Call targetm.set_up_by_prologue on it.
7305 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7306 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7308 2012-01-17 Nick Clifton <nickc@redhat.com>
7310 * config/rx/rx.c (rx_can_use_simple_return): New function.
7311 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7312 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7314 2012-01-17 Richard Guenther <rguenther@suse.de>
7317 * expr.c (expand_assignment): Take address-space information
7318 from the address operand of MEM_REF and TARGET_MEM_REF.
7319 (expand_expr_real_1): Likewise.
7321 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7323 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7324 reload dump is requested.
7326 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7329 * trans-mem.c (requires_barrier): Call may_be_aliased.
7331 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7333 PR tree-optimization/51877
7334 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7335 call arguments and fndecls compare equal, instead return false if they
7336 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7337 both SSA_NAMEs that are valueized the same, or they satisfy
7340 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7342 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7344 * configure: Regenerate.
7346 2012-01-16 Jan Hubicka <jh@suse.cz>
7350 * convert.c (convert_to_integer): Use fold_convert for
7351 converting an INTEGER_CST to integer type.
7353 2012-01-16 Jason Merrill <jason@redhat.com>
7356 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7358 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7361 * config/s390/s390.c (s390_chunkify_start): Don't skip
7362 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7363 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7364 If insn is followed by NOTE_INSN_VAR_LOCATION or
7365 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7366 Don't use location of note insns.
7368 PR tree-optimization/51865
7369 * tree-inline.c (tree_function_versioning): Call remap_decl
7370 on DECL_RESULT whenever it has VOID_TYPE_P type.
7372 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7374 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7375 for calls to locally-binding MIPS16 functions if only the return
7376 type uses float regs.
7378 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7379 Richard Sandiford <rdsandiford@googlemail.com>
7381 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7382 (SYMBOL_32_HIGH): Likewise.
7383 (mips_output_tls_reloc_directive): Declare.
7384 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7385 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7386 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7387 (mips_lo_relocs, mips_hi_relocs): Make extern.
7388 (mips16_stub_function): Move up file.
7389 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7390 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7391 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7392 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7393 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7394 (mips_get_tp): Add MIPS16 support.
7395 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7396 Generalize DTPREL and TPREL handling.
7397 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7398 Add MIPS16 TLS support.
7399 (mips_output_tls_reloc_directive): New function.
7400 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7401 * config/mips/predicates.md (symbolic_operand_with_high)
7402 (tls_reloc_operand): New predicates.
7403 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7404 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7405 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7406 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7407 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7408 (*tls_get_tp_mips16_call_<mode>): Likewise.
7410 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7412 PR rtl-optimization/51821
7413 * recog.c (peep2_find_free_register): Determine clobbered registers
7416 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7419 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7420 * config/avr/avr.c: Likewise.
7421 * config/avr/avr.h: Likewise.
7423 2012-01-13 Ian Lance Taylor <iant@google.com>
7426 * tree.h (TYPE_QUALS): Add cast to int.
7427 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7429 2012-01-13 Ian Lance Taylor <iant@google.com>
7431 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7432 comparing param_index to VEC_length result.
7434 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7436 * c-decl.c: Do not include tree-mudflap.h
7437 * tree-optimize.c: Likewise.
7438 * Makefile.in: Update dependencies.
7440 2012-01-13 Richard Guenther <rguenther@suse.de>
7443 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7444 variable-sized result always use RSO.
7446 2012-01-12 DJ Delorie <dj@redhat.com>
7448 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7449 pointer type, not just the default pointer type.
7451 2012-01-09 Richard Henderson <rth@redhat.com>
7452 Denis Chertykov <chertykov@gmail.com>
7455 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7456 * config/avr/avr.c (avr_can_eliminate): Simplify.
7457 (avr_initial_elimination_offset): Likewise.
7458 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7459 (expand_epilogue): Likewise.
7460 (avr_legitimize_address): Gut.
7461 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7462 (avr_hard_regno_nregs): New.
7463 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7464 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7465 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7466 add soft frame pointer.
7467 (CALL_USED_REGISTERS): Likewise.
7468 (REG_CLASS_CONTENTS): Likewise.
7469 (REGISTER_NAMES): Likewise.
7470 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7471 (HARD_FRAME_POINTER_REGNUM): New.
7472 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7473 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7474 remove the HARD_FRAME_POINTER self-elimination.
7476 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7479 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7480 DECL_EXTERNAL when checking for initializers of progmem variables.
7482 2012-01-12 Ira Rosen <irar@il.ibm.com>
7484 PR tree-optimization/51799
7485 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7486 that the last operation is a type demotion.
7488 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7490 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7491 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7493 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7496 * combine.c (distribute_notes): If i3 is a noreturn call,
7497 allow old_size to be equal to args_size and make sure the
7498 noreturn call gets REG_ARGS_SIZE note.
7499 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7500 on noreturn calls even when the delta is 0.
7502 2012-01-11 Nathan Sidwell <nathan@acm.org>
7504 * gcov.c (STRING_SIZE): Remove.
7505 (generate_results): Erase annotations for source files with no
7506 coverage information.
7508 (output_lines): Use it.
7510 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7512 * gimple.h (gimplify_body): Remove first argument.
7513 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7514 pointer set here, instead just pass DATA to walk_tree.
7515 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7516 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7517 (unvisit_body): Likewise, but with unmark_visited.
7518 (gimplify_body): Remove BODY_P argument and adjust.
7519 (gimplify_function_tree): Adjust call to gimplify_body.
7520 * omp-low.c (finalize_task_copyfn): Likewise.
7522 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7524 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7525 (build_function_type_skip_args): Delete.
7526 * tree.c (build_function_type_skip_args): Make static and add
7527 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7528 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7529 pass it to build_function_type_skip_args.
7530 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7531 (tree_function_versioning): Likewise.
7532 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7533 build_function_decl_skip_args.
7534 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7535 and pass it to build_function_decl_skip_args/tree_function_versioning.
7536 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7537 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7538 * trans-mem.c (ipa_tm_create_version): Likewise.
7539 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7540 * tree-inline.c (declare_return_variable): Remove always-true test.
7541 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7542 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7543 * ipa-split.c (split_function): Skip the return value for the split
7544 part if it doesn't return.
7546 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7548 PR tree-optimization/49642
7549 * ipa-split.c (forbidden_dominators): New variable.
7550 (check_forbidden_calls): New function.
7551 (dominated_by_forbidden): Likewise.
7552 (consider_split): Check for forbidden dominators.
7553 (execute_split_functions): Initialize and free forbidden
7554 dominators info; call check_forbidden_calls.
7556 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7558 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7560 2012-01-11 Nick Clifton <nickc@redhat.com>
7562 * config/rx/rx.md (return): Define pattern.
7564 2012-01-11 Richard Guenther <rguenther@suse.de>
7566 * doc/extend.texi (malloc attribute): Adjust according to
7569 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7570 Patrick Marlier <patrick.marlier@gmail.com>
7573 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7574 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7575 (ipa_tm_note_irrevocable): Same.
7576 (ipa_tm_scan_irr_block): Same.
7577 (ipa_tm_decrement_clone_counts): Same.
7578 (ipa_tm_scan_irr_function): Same.
7579 (ipa_tm_create_version_alias): Same.
7580 (ipa_tm_create_version): Same.
7581 (ipa_tm_transform_calls_redirect): Same.
7582 (ipa_tm_transform_calls): Same.
7583 (ipa_tm_transform_transaction): Same.
7584 (ipa_tm_execute): Same.
7586 2012-01-10 Richard Guenther <rguenther@suse.de>
7589 * opts.c (common_handle_option): Handle -Werror.
7591 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7593 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7596 2012-01-10 Jason Merrill <jason@redhat.com>
7598 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7601 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7603 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7604 supports R_386_TLS_GD_PLT reloc.
7605 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7606 supports R_386_TLS_LDM_PLT reloc.
7607 * configure: Regenerate.
7608 * config.in: Regenerate.
7610 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7613 Extend __pgmx semantics to linearize memory.
7614 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7615 determine if code comes inline or from libgcc.
7616 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7617 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7618 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7619 (movmemx_qi, movmemx_hi): New insns.
7620 (xload_<mode>_libgcc): Rewrite to new insn condition.
7621 (xload_<mode>): Remove insns.
7622 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7623 cases that don't satisfy avr_xload_libgcc_p().
7624 (avr_addr_space_convert): Allow converting in any direction.
7625 (avr_addr_space_subset_p): Return always true.
7626 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7627 (avr_emit_movmemhi): Ditto.
7628 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7629 (avr_out_movmem): Ditto.
7630 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7631 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7632 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7633 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7634 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7636 2012-01-10 Richard Guenther <rguenther@suse.de>
7638 PR tree-optimization/50913
7639 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7640 Require data-refs to be representable by Graphite with respect
7643 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7645 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7646 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7648 2012-01-10 Tom de Vries <tom@codesourcery.com>
7650 PR rtl-optimization/51271
7651 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7652 handling annulled branch.
7654 2012-01-10 Richard Henderson <rth@redhat.com>
7656 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7657 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7658 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7659 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7660 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7661 arm_expand_vec_perm_const): New.
7662 * config/arm/arm-protos.h: Update.
7663 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7664 (*neon_vswp<VDQX>): New.
7665 (neon_vcombine<VDX>): Use neon_split_vcombine.
7666 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7667 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7668 (vec_perm<VE>): New.
7670 2012-01-10 Richard Henderson <rth@redhat.com>
7672 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7673 use it if reload_completed.
7674 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7675 arm_output_asm_insn, arm_process_output_memory_barrier,
7676 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7677 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7678 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7679 arm_process_output_sync_insn, arm_output_sync_insn,
7680 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7681 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7682 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7683 (emit_unlikely_jump): New.
7684 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7685 (arm_split_atomic_op): New.
7686 * config/arm/arm-protos.h: Update.
7687 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7688 (struct arm_sync_generator): Remove.
7689 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7690 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7691 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7692 (VUNSPEC_LL, VUNSPEC_SC): New.
7693 (sync_result, sync_memory, sync_required_value, sync_new_value,
7694 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7695 (attr length): Don't use arm_sync_loop_insns.
7696 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7697 (movsfcc, movdfcc): Likewise.
7698 * config/arm/constraints.md (Ua): New.
7699 * config/arm/prediates.md (mem_noofs_operand): New.
7700 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7701 (sync_clobber, sync_t2_reqd): Remove.
7702 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7703 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7704 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7705 (arm_sync_compare_and_swap<SIDI>): Remove.
7706 (arm_sync_compare_and_swap<NARROW>): Remove.
7707 (arm_sync_lock_test_and_set<SIDI>): Remove.
7708 (arm_sync_lock_test_and_set<NARROW>): Remove.
7709 (arm_sync_new_<syncop><SIDI>): Remove.
7710 (arm_sync_new_<syncop><NARROW>): Remove.
7711 (arm_sync_new_nand<SIDI>): Remove.
7712 (arm_sync_new_nand<NARROW>): Remove.
7713 (arm_sync_old_<syncop><SIDI>): Remove.
7714 (arm_sync_old_<syncop><NARROW>): Remove.
7715 (arm_sync_old_nand<SIDI>): Remove.
7716 (arm_sync_old_nand<NARROW>): Remove.
7717 (*memory_barrier): Merge arm_output_memory_barrier.
7718 (atomic_compare_and_swap<QHSD>): New.
7719 (atomic_compare_and_swap<NARROW>_1): New.
7720 (atomic_compare_and_swap<SIDI>_1): New.
7721 (atomic_exchange<QHSD>): New.
7722 (cas_cmp_operand, cas_cmp_str): New.
7723 (atomic_op_operand, atomic_op_str): New.
7724 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7725 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7726 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7727 (arm_load_exclusive<NARROW>): New.
7728 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7729 (arm_store_exclusive<QHSD>): New.
7731 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7733 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7734 reload patterns if -mvsx-scalar-memory.
7736 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7737 generated, even -mno-vsx-scalar-double was used.
7738 (vsx_xscvdpsp_scalar): Likewise.
7739 (vsx_xscvspdp_scalar2): Likewise.
7741 2012-01-09 Tom de Vries <tom@codesourcery.com>
7742 Andrew Pinski <apinski@cavium.com>
7745 * reorg.c (fill_slots_from_thread): Don't speculate
7746 frame-related insns.
7748 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7750 * sched-int.h (bb_note): Move to...
7751 * basic-block.h: ...here.
7752 * haifa-sched.c (bb_note): Move to...
7753 * cfgrtl.c: ...here.
7754 * function.c (next_block_for_reg): New function.
7755 (move_insn_for_shrink_wrap): Likewise.
7756 (prepare_shrink_wrap): Rewrite to use the above.
7758 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7760 * gimple.c (is_gimple_non_addressable): Remove.
7761 * gimple.h: Remove is_gimple_non_addressable.
7762 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7763 is_gimple_non_addressable.
7764 * trans-mem.c (expand_assign_tm): Same.
7766 2012-01-09 Richard Guenther <rguenther@suse.de>
7768 PR tree-optimization/51775
7769 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7770 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7772 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7774 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7776 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7778 2012-01-09 Richard Guenther <rguenther@suse.de>
7780 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7782 2012-01-08 Jan Hubicka <jh@suse.cz>
7784 PR tree-optimize/51680
7785 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7786 on when known_vals needs to be computed; cleanup.
7788 2012-01-08 Jan Hubicka <jh@suse.cz>
7790 PR tree-optimize/51694
7791 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7793 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7795 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7796 for -std=c++98 and -std=c++11 too.
7798 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7800 * cfgloop.c (cancel_loop): Add free() of bbs array.
7802 2012-01-07 Jan Hubicka <jh@suse.cz>
7804 PR tree-optimization/51600
7805 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7806 that benefits small functions.
7808 2012-01-07 Jan Hubicka <jh@suse.cz>
7810 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7812 2012-01-07 Jan Hubicka <jh@suse.cz>
7814 PR tree-optimization/51680
7815 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7816 whose inlining reduce unit size.
7818 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7821 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7822 Add canonical node to containing_mem chain after the non-canonical
7823 one, even if there weren't any locs to propagate.
7824 (remove_useless_values): Keep only canonical values.
7825 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7826 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7827 canonicalize mem_chain elements that are not discarded.
7829 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7832 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7833 before emitting functions.
7835 PR gcov-profile/50127
7836 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7837 clear_aux_for_blocks.
7839 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7842 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7844 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7846 * c-decl.c (ext_block): Moved up.
7847 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7849 2012-01-06 Han Shen <shenhan@google.com>
7851 Translate built-in include paths for sysroot.
7852 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7853 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7855 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7856 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7858 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7859 control whether sysroot should be prepended to gxx include dir.
7861 * configure: Regenerate.
7863 2012-01-06 Torvald Riegel <triegel@redhat.com>
7865 PR rtl-optimization/51771
7866 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7867 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7869 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7871 PR tree-optimization/51315
7872 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7873 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7875 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7878 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7879 for shrp pattern. Correctly handle and fixup shift variable.
7880 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7882 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7885 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7886 note when !ACCUMULATE_OUTGOING_ARGS.
7888 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7890 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7892 (extract_range_from_unary_expr_1): Avoid useless computations.
7894 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7896 PR rtl-optimization/51767
7897 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7898 of jump_block and add an extra edge for degenerated asm gotos.
7901 * stmt.c (check_unique_operand_names): Don't ICE during error
7902 reporting if i is from labels chain.
7905 * profile.c (branch_prob): Split bbs that have exit edge
7906 and need a fake entry edge too.
7908 2012-01-05 Jan Hubicka <jh@suse.cz>
7911 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7914 2012-01-05 Richard Guenther <rguenther@suse.de>
7917 * tree-streamer-out.c (write_ts_optimization): New function.
7918 (streamer_write_tree_body): Call it.
7919 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7920 (streamer_read_tree_body): Call it.
7921 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7923 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7926 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7927 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7928 in_cleanup_point_expr before gimplify_stmt call and restore it
7930 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7931 in_cleanup_point_expr is false.
7933 2012-01-05 Richard Guenther <rguenther@suse.de>
7936 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7938 * toplev.c (process_options): Reject combining mudflap and LTO.
7939 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7941 2012-01-05 Richard Guenther <rguenther@suse.de>
7943 PR tree-optimization/51760
7944 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7946 (bit_value_unop): Handle UNDEFINED operands.
7947 (bit_value_binop): Likewise.
7949 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7951 * config/avr/avr.c (avr_replace_prefix): Remove.
7952 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7953 (avr_asm_function_rodata_section): Ditto.
7954 (avr_asm_select_section): Ditto.
7956 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7958 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7961 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7964 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7965 calls that have any non-fake successor edges.
7968 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7970 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7972 PR tree-optimization/51624
7973 * tree-sra.c (build_ref_for_model): When replicating a chain of
7974 COMPONENT_REFs, stop as soon as the offset would become negative.
7976 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7979 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7980 in .debug_loc on the floor.
7982 2012-01-04 Andrew Pinski <apinski@cavium.com>
7984 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7986 2012-01-04 Andrew Pinski <apinski@cavium.com>
7987 Adam Nemet <anemet@caviumnetworks.com>
7989 * config/mips/mips.md (size): Add SI and DI.
7990 (SIZE): New mode attribute.
7991 (U): New code attribute.
7992 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7993 (mips_lbux_<mode>): Delete.
7994 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7995 (mips_lhx): Use gen_mips_lhx_extsi.
7996 (mips_lhx_<mode>): Delete.
7998 (mips_l<size>x): New expand.
7999 (mips_lwx_<mode>): Delete.
8000 (mips_l<GPR:size>x_<P:mode>): New pattern.
8001 (*mips_lw<u>x_<P:mode>_ext): Likewise.
8002 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
8003 * config/mips/mips.c (mips_lx_address_p): New function.
8004 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
8005 (dsp64): New availability predicate.
8006 (mips_builtins): Add an entry for __builtin_mips_ldx.
8007 * config/mips/mips.h (ISA_HAS_LBX): New define.
8008 (ISA_HAS_LBUX): Likewise.
8009 (ISA_HAS_LHX): Likewise.
8010 (ISA_HAS_LHUX): Likewise.
8011 (ISA_HAS_LWX): Likewise.
8012 (ISA_HAS_LWUX): Likewise.
8013 (ISA_HAS_LDX): Likewise.
8014 * doc/extend.texi (__builtin_mips_ldx): Document.
8016 2012-01-04 Tristan Gingold <gingold@adacore.com>
8018 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
8019 when long pointers are used.
8020 * config.build (*-*-*vms*): Handle all OpenVMS targets.
8021 (alpha64-dec-*vms*, alpha*-dec-*vms*)
8022 (ia64-hp-*vms*): Remove.
8023 * config/vms/xm-vms64.h: Delete.
8025 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8028 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8030 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8032 * opts.c (finish_options): Remove duplicate sorry.
8034 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8037 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8040 2012-01-04 Richard Guenther <rguenther@suse.de>
8043 * tree.c (size_low_cst): New function.
8044 * tree.h (size_low_cst): Declare.
8045 * fold-const.c (fold_comparison): Use it to extract the low
8046 part of the POINTER_PLUS_EXPR offset.
8048 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8050 Fix clearing ZERO_REG
8051 * config/avr/avr.md (cc): Add alternative "ldi".
8052 (movqi_insn): Use it in cc attribute.
8053 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8054 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8055 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8057 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8059 * configure: Regenerate.
8061 2012-01-04 Richard Guenther <rguenther@suse.de>
8063 PR tree-optimization/49651
8064 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8065 (var_can_have_subvars): Use it.
8066 (get_constraint_for_1): Only consider subfields if there can be any.
8068 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8071 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8072 to its new canonical_cselib_val and the cselib_val was in
8073 first_containing_mem chain, but the canonical_cselib_val was not,
8074 add the latter into the chain.
8075 (cselib_invalidate_mem): Compare canonical_cselib_val of
8076 addr_list chain elt with v.
8079 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8080 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8082 (output_macinfo_op): Don't ggc_strdup fd->filename.
8083 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8084 then ggc_strdup it. Don't free inc->info or cur->info.
8085 (output_macinfo): Don't free ref->info or file->info.
8087 2012-01-03 Ira Rosen <irar@il.ibm.com>
8089 PR tree-optimization/51269
8090 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8091 first_niters a pointer.
8092 (slpeel_tree_peel_loop_to_edge): Likewise.
8093 (vect_do_peeling_for_loop_bound): Update call to
8094 slpeel_tree_peel_loop_to_edge.
8095 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8096 here. Remove it from the parameters list.
8097 (vect_do_peeling_for_alignment): Update calls and compute
8100 2012-01-03 Richard Guenther <rguenther@suse.de>
8102 PR tree-optimization/51070
8103 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8104 Properly handle calls.
8106 2012-01-03 Richard Guenther <rguenther@suse.de>
8108 PR tree-optimization/51692
8109 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8110 the LHS of allocation stmts.
8112 2012-01-03 Olivier Hainque <hainque@adacore.com>
8114 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8116 2012-01-03 Olivier Hainque <hainque@adacore.com>
8118 * collect2.c (main): In AIX specific computations for vector
8119 insertions, use CONST_CAST2 to cast from char ** to const char **.
8121 2012-01-03 Richard Guenther <rguenther@suse.de>
8124 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8125 the context of a limbo DIE when it does not already exist.
8127 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8129 PR tree-optimization/51719
8130 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8131 but direct call is, clear direct call's lhs and don't add fallthrough
8132 edge from dcall_bb to join_bb and PHIs.
8134 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8136 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8137 the instructions emitted by the pattern.
8138 ("*TDC_insn_<mode>"): Add comment.
8140 2012-01-03 Richard Guenther <rguenther@suse.de>
8143 * fold-const.c (fold_comparison): Properly canonicalize
8144 tree offset and HOST_WIDE_INT bit position.
8146 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8148 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8149 operands for extzv pattern.
8151 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8154 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8157 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8159 * doc/invoke.texi (-flto and related options): Copy-edit.
8161 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8163 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8165 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8167 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8170 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8172 * expr.h (move_by_pieces_ninsns): Declare.
8173 * expr.c (move_by_pieces_ninsns): Make external.
8174 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8175 (mips_store_by_pieces_p): Likewise.
8176 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8177 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8178 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8179 (mips_store_by_pieces_p): Likewise.
8181 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8183 * passes.c (register_one_dump_file): Free full_name.
8185 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8186 (calculate_elim_costs_all_insns): Free offsets_at and
8187 offsets_known_at at the end and clear the pointers.
8189 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8191 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8192 this option introduced in r180739.
8194 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8197 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8198 (tmake_file target=avr): Add avr/t-multilib.
8200 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8201 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8202 * config/avr/genmultilib.awk: New file.
8203 * config/avr/t-multilib: New auto-generated file.
8204 * config/avr/multilib.h: New auto-generated file.
8205 * config/avr/t-avr (AVR_MCUS): New variable.
8206 (genopt.sh): Use it.
8207 (s-mlib): Depend on t-multilib.
8208 (t-multilib, multilib.h): New dependencies.
8209 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8210 (MULTILIB_OPTIONS): Remove.
8211 (MULTILIB_MATCHES): Remove.
8212 (MULTILIB_DIRNAMES): Remove.
8213 (MULTILIB_EXCEPTIONS): Remove:
8214 * config/avr/genopt.sh: Don't use hard coded file name;
8215 pass AVR_MCUS from t-avr instead.
8217 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8219 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8221 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8223 Implement light-weight DImode support.
8224 * config/avr/avr-dimode.md: New file.
8225 * config/avr/avr.md: Include it.
8226 (adjust_len): Add plus64, compare64.
8227 (HIDI): Remove code iterator.
8228 (code_stdname): New code attribute.
8229 (rotx, rotsmode): Remove DI.
8230 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8232 * config/avr/avr-protos.h (avr_have_dimode): New.
8233 (avr_out_plus64, avr_out_compare64): New.
8234 * config/avr/avr.c (avr_out_compare): Handle DImode.
8235 (avr_have_dimode): New variable definition and initialization.
8236 (avr_out_compare64, avr_out_plus64): New functions.
8237 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8238 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8239 (avr_compare_pattern): Skip DImode comparisons.
8241 2012-01-02 Revital Eres <revital.eres@linaro.org>
8243 * ddg.c (def_has_ccmode_p): New function.
8244 (add_cross_iteration_register_deps,
8245 create_ddg_dep_from_intra_loop_link): Call it.
8247 2012-01-02 Richard Guenther <rguenther@suse.de>
8250 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8252 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8254 * gcc.c (process_command): Update copyright notice dates.
8255 * gcov.c (print_version): Likewise.
8256 * gcov-dump.c (print_version): Likewise.
8257 * mips-tfile.c (main): Likewise.
8258 * mips-tdump.c (main): Likewise.
8260 2012-01-01 Ira Rosen <irar@il.ibm.com>
8262 PR tree-optimization/51704
8263 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8264 a use is inside the basic block or loop before accessing its vect info.
8266 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8268 PR rtl-optimization/51069
8269 * cfgloopmanip.c (remove_path): Removing path making irreducible
8270 region unconditional makes BB part of the region.
8272 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8274 PR tree-optimization/51683
8275 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8276 calls with side-effects.
8277 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8279 Copyright (C) 2012 Free Software Foundation, Inc.
8281 Copying and distribution of this file, with or without modification,
8282 are permitted in any medium without royalty provided the copyright
8283 notice and this notice are preserved.