1 2013-12-10 Kai Tietz <ktietz@redhat.com>
4 * config/i386/i386.c (ix86_expand_prologue): Address saved
5 registers stack-relative, not via frame-pointer.
7 2013-12-03 Marek Polacek <polacek@redhat.com>
10 2013-12-03 Marek Polacek <polacek@redhat.com>
13 * c-decl.c (build_compound_literal): Allow compound literals with
16 2013-12-01 Eric Botcazou <ebotcazou@adacore.com>
18 * config/i386/winnt.c (i386_pe_asm_named_section): Be prepared for an
21 2013-11-28 Uros Bizjak <ubizjak@gmail.com>
23 Backport from mainline
24 2013-11-23 Uros Bizjak <ubizjak@gmail.com>
27 * config/i386/i386.c (bdesc_multi_arg) <IX86_BUILTIN_VFRCZSS>:
28 Declare as MULTI_ARG_1_SF instruction.
29 <IX86_BUILTIN_VFRCZSD>: Decleare as MULTI_ARG_1_DF instruction.
30 * config/i386/sse.md (*xop_vmfrcz<mode>2): Rename
31 from *xop_vmfrcz_<mode>.
32 * config/i386/xopintrin.h (_mm_frcz_ss): Use __builtin_ia32_movss
33 to merge scalar result with __A.
34 (_mm_frcz_sd): Use __builtin_ia32_movsd to merge scalar
37 2013-11-19 Uros Bizjak <ubizjak@gmail.com>
39 Backport from mainline
40 2013-11-18 Uros Bizjak <ubizjak@gmail.com>
42 * config/i386/i386.c (ix86_decompose_address): Use REG_P instead of
43 ix86_address_subreg_operand. Move subreg checks to
44 ix86_validate_address_register. Move address override check to
45 ix86_legitimate_address_p.
46 (ix86_validate_address_register): New function.
47 (ix86_legitimate_address_p): Call ix86_validate_address_register
48 to validate base and index registers. Add address override check
49 from ix86_decompose_address.
50 (ix86_decompose_address): Remove.
52 Backport from mainline
53 2013-11-17 Uros Bizjak <ubizjak@gmail.com>
56 * config/i386/i386.c (ix86_address_subreg_operand): Do not
57 reject non-integer subregs.
58 (ix86_decompose_address): Do not reject invalid CONST_INT RTXes.
59 Move check for invalid x32 constant addresses ...
60 (ix86_legitimate_address_p): ... here.
63 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
65 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
66 addresses only when %reg is not in word mode.
68 2013-11-10 Karlson2k <k2k@narod.ru>
69 Kai Tietz <ktietz@redhat.com>
73 * configure.ac: Adding for exported symbols check
74 and for rdynamic-check executable-extension.
75 * configure: Regenerated.
77 2013-11-07 H.J. Lu <hongjiu.lu@intel.com>
80 * config/i386/i386.md (push peepholer/splitter): Use Pmode
81 with stack_pointer_rtx.
83 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
85 * config/i386/t-rtems (MULTILIB_MATCHES): Fix option typos.
87 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
89 Backport from mainline
90 2013-10-22 Uros Bizjak <ubizjak@gmail.com>
93 * config/i386/i386.c (put_condition_code) <case GTU, case LEU>:
94 Remove CCCmode handling.
95 <case LTU>: Return 'c' suffix for CCCmode.
96 <case GEU>: Return 'nc' suffix for CCCmode.
97 (ix86_cc_mode) <case GTU, case LEU>: Do not generate overflow checks.
98 * config/i386/i386.md (*sub<mode>3_cconly_overflow): Remove.
99 (*sub<mode>3_cc_overflow): Ditto.
100 (*subsi3_zext_cc_overflow): Ditto.
102 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
104 Backport from mainline
105 2013-10-19 Uros Bizjak <ubizjak@gmail.com>
108 * config/i386/i386.c (ix86_function_value_regno): Add DX_REG,
109 ST1_REG and XMM1_REG for 32bit and 64bit targets. Also add DI_REG
110 and SI_REG for 64bit SYSV ABI targets.
112 2013-10-25 Richard Henderson <rth@twiddle.net>
115 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
116 instead of create_convert_operand_to.
117 (maybe_emit_sync_lock_test_and_set): Likewise.
118 (expand_atomic_compare_and_swap): Likewise.
119 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
121 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
123 PR rtl-optimization/58831
124 * alias.c (init_alias_analysis): At the beginning of each iteration,
125 set the reg_seen[N] flag if static_reg_base_value[N] is non-null.
127 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
129 * recog.c (search_ofs): New static variable moved from...
130 (peep2_find_free_register): ...here.
131 (peephole2_optimize): Initialize it.
133 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
135 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
137 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
139 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
140 assignment statements.
142 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
144 * config/pa/pa.md: In "scc" insn patterns, change output template to
145 handle const0_rtx in reg_or_0_operand operands.
147 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
148 Paolo Carlini <paolo.carlini@oracle.com>
151 * doc/implement-cxx.texi: Fix references to the C++ standards.
153 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
156 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
159 2013-09-12 Terry Guo <terry.guo@arm.com>
161 Backport from mainline
162 2012-09-17 Richard Guenther <rguenther@suse.de>
165 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
166 FIXED_VALUE_TYPE instead of struct fixed_value.
168 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
171 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
172 support conditional execution.
173 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
175 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
177 Backport from mainline
178 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
180 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
181 "cmp" RTX before signed_comparison_operator check to account
184 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
186 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
188 2013-09-01 Iain Sandoe <iain@codesourcery.com>
191 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
193 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
194 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
195 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
197 * doc/tm.texi: Regenerate.
198 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
200 * config/darwin-c.c: Include target.h.
201 (darwin_objc_declare_unresolved_class_reference): New function.
202 (darwin_objc_declare_class_definition): New function.
203 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
204 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
206 2013-09-01 Iain Sandoe <iain@codesourcery.com>
208 Backport from mainline:
209 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
211 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
212 it is not needed after split.
214 2013-07-20 Iain Sandoe <iain@codesourcery.com>
217 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
218 second label for nonlocal goto receivers. Don't output pic base labels
219 unless we're producing PIC; mark that action unreachable().
220 (ix86_save_reg): If the function contains a nonlocal label, save the
222 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
223 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
224 (update_pic_label_number_if_needed): New.
225 (machopic_output_function_base_name): Adjust for nonlocal receiver
227 (machopic_should_output_picbase_label): New.
228 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
229 (nonlocal_goto_receiver): New insn and split.
231 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
233 Backport from mainline
234 2013-08-27 Christian Widmer <shadow@umbrox.de>
237 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
238 of Ivy Bridge processors.
240 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
243 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
244 suggested mode for the assignment isn't compatible with the
247 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
249 Backport from mainline
250 2013-08-12 Perez Read <netfirewall@gmail.com>
253 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
254 operand 0 for intel asm alternative.
255 (*movabs<mode>_2): Ditto for operand 1.
257 2013-08-13 Marek Polacek <polacek@redhat.com>
260 2013-0813 Marek Polacek <polacek@redhat.com>
261 Jakub Jelinek <jakub@redhat.com>
263 PR tree-optimization/57980
264 * tree-tailcall.c (process_assignment): Return false
265 when not dealing with integers or floats.
267 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
269 Backport from mainline
270 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
272 * collect2-aix.h: Define F_LOADONLY.
274 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
276 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
277 the implied StoreLoad barrier for atomic operations if before.
279 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
281 Backport from 2013-07-11 trunk r200901.
284 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
285 name seen by assembler/linker if available.
287 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
289 Backport from 2013-07-10 trunk r200872.
292 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
295 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
297 Backport from mainline
298 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
300 * config/i386/sse.md (sse_movlhps): Change alternative 3
303 2013-07-09 Joseph Myers <joseph@codesourcery.com>
305 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
306 adjust register size for TDmode and TFmode for VSX registers.
308 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
310 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
312 2013-07-08 Jakub Jelinek <jakub@redhat.com>
314 PR rtl-optimization/57829
315 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
316 mask bits outside of mode are just sign-extension from mode to HWI.
318 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
320 Backport from mainline
321 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
324 * config/i386/i386.c (construct_container): Report error if
325 long double is used with disabled x87 float returns.
327 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
329 Backport from mainline
330 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
333 * collect2.c (collect_atexit): New.
334 (collect_exit): Delete.
335 (main): Register collect_atexit with atexit.
336 (collect_wait): Change collect_exit to exit.
338 * collect2.h (collect_exit): Delete.
339 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
341 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
343 Backport from mainline
344 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
346 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
347 cmp_code to construct REG_EQUAL note.
349 Backport from mainline
350 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
352 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
353 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
355 Backport from mainline
356 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
359 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
360 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
361 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
363 2013-06-09 Jakub Jelinek <jakub@redhat.com>
366 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
367 that operands[2] doesn't overlap with operands[0].
369 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
372 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
373 for non-sse2 targets. Simplify mode attribute calculation.
375 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
377 Backport from mainline
378 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
380 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
381 cache parameters using detect_caches_amd also for CYRIX,
382 NSC and TM2 signatures.
384 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
385 Dzianis Kahanovich <mahatma@eu.by>
389 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
390 VIA/Centaur processors and determine their cache parameters
391 using detect_caches_amd.
393 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
395 * config/i386/i386.c (ix86_option_override_internal): Add
396 PTA_POPCNT to corei7 entry.
398 2013-05-14 Richard Biener <rguenther@suse.de>
400 PR gcov-profile/57269
401 Backport from mainline
402 2012-06-30 Nathan Sidwell <nathan@acm.org>
404 * coverage.c (coverage_init): Read counts file before writing
407 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
410 Backport from mainline
411 2013-01-22 Jakub Jelinek <jakub@redhat.com>
414 * config/i386/i386.md (UNSPEC_STOS): New.
415 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
416 *strsetqi_1): Add UNSPEC_STOS.
418 2013-05-10 Joey Ye <joey.ye@arm.com>
420 Backport from mainline
421 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
424 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
426 (thumb1_extendhisi2): Reduce Thumb pool range.
427 (arm_movdi): Likewise.
428 (thumb1_movdi_insn): Likewise.
429 (thumb1_movsi_insn): Likewise.
430 (pic_load_addr_unified): Likewise.
431 (pic_load_addr_32bit): Likewise.
432 (pic_load_addr_thumb1): Likewise.
433 (thumb1_movhf): Likewise.
434 (arm_movsf_soft_insn): Likewise.
435 (thumb1_movsf_soft_insn): Likewise.
436 (movdf_soft_insn): Likewise.
437 (thumb1_movdf_soft_insn): Likewise.
438 * config/arm/neon.md (*neon_mov<mode>): Likewise.
439 (*neon_mov<mode>): Likwise.
440 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
441 (*thumb2_movhi_insn): Likewise.
442 (*thumb2_extendqisi_v6): Likewise.
443 (*thumb2_zero_extendqisi_v6): Likewise.
444 (*thumb2_zero_extendqisi2_v6): Likewise.
445 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
446 (*movdi_vfp): Likewise.
447 (*movdi_vfp_cortexa8): Likewise.
448 (*thumb2_movsf_vfp): Likewise.
449 (*thumb2_movdf_vfp): Likewise.
451 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
453 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
454 Add mthumb/march=armv7-a multilib.
455 Add mthumb/march=armv7-r multilib.
456 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
458 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
461 * config/v850/t-rtems: Add more multilibs.
463 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
466 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
469 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
470 to save TFmode registers and DImode to save TImode registers for
471 caller save operations.
472 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
473 mark being partially clobbered since they only use the first
476 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
477 and TDmode only use the upper 64-bits of each VSX register.
479 2013-05-03 Marek Polacek <polacek@redhat.com>
481 Backport from mainline
482 2013-04-25 Marek Polacek <polacek@redhat.com>
484 PR tree-optimization/57066
485 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
487 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
489 Backport from mainline
490 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
493 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
495 (*zero_extendsidi2): Ditto.
497 Backport from mainline
498 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
501 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
503 2013-04-29 Christian Bruel <christian.bruel@st.com>
506 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
508 2013-04-27 Jakub Jelinek <jakub@redhat.com>
511 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
512 the immediate rotate count.
514 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
516 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
518 2013-04-19 Matthias Klose <doko@ubuntu.com>
522 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
524 Backport from mainline
525 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
526 Alexander Monakov <amonakov@ispras.ru>
529 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
530 flush pending lists also on non-jumps. Adjust comment.
533 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
535 * sched-deps.c (add_dependence_list_and_free): Simplify.
536 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
537 lists when add_dependence_list_and_free doesn't free them.
539 2013-04-19 Marek Polacek <polacek@redhat.com>
541 Backport from mainline
542 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
543 Jakub Jelinek <jakub@redhat.com>
545 PR tree-optimization/48189
546 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
547 If nitercst is 0, don't predict the exit edge.
549 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
551 Backport from mainline
552 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
553 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
555 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
558 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
560 * doc/tm.texi: Update.
561 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
562 * target.def (force_at_comp_dir): New hook.
563 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
564 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
566 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
569 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
570 (S_MODES): Set H_MODE bit.
571 (SF_MODES): Set only S_MODE and SF_MODE bits.
572 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
573 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
574 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
575 <MODE_FLOAT>: Likewise.
577 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
579 Backport from mainline:
580 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
583 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
584 nuses, make sure we have a label.
586 2013-04-11 Richard Biener <rguenther@suse.de>
588 * BASE-VER: Set to 4.7.4.
589 * DEV-PHASE: Set to prerelease.
591 2013-04-11 Release Manager
593 * GCC 4.7.3 released.
595 2013-04-10 David S. Miller <davem@davemloft.net>
597 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
600 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
604 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
606 Backport from mainline
607 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
608 Alexander Monakov <amonakov@ispras.ru>
611 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
612 flush pending lists also on non-jumps. Adjust comment.
614 2013-04-03 Richard Biener <rguenther@suse.de>
616 PR tree-optimization/56501
617 * tree-switch-conversion.c (check_process_case): Properly
618 handle !single_succ_p case.
620 2013-04-03 Jakub Jelinek <jakub@redhat.com>
622 Backported from mainline
623 2013-03-06 Jakub Jelinek <jakub@redhat.com>
625 PR tree-optimization/56539
626 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
627 instead of GSI_CONTINUE_LINKING as last argument to
628 force_gimple_operand_gsi. Adjust function comment.
630 2013-03-05 Jakub Jelinek <jakub@redhat.com>
633 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
634 (avoid_complex_debug_insns): New function.
635 (expand_debug_locations): Call it.
637 2013-04-02 Wei Mi <wmi@google.com>
639 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
640 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
641 *<rotate_insn><mode>3_mask in i386.md.
643 2013-04-02 Richard Biener <rguenther@suse.de>
646 Backport from mainline
647 2012-05-16 Richard Guenther <rguenther@suse.de>
649 * tree-inline.c (declare_return_variable): Properly handle
650 DECL_BY_REFERENCE return vars in SSA form.
652 2013-04-01 Wei Mi <wmi@google.com>
654 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
655 Truncate operand 2 using %b asm operand modifier.
656 (*<shift_insn><mode>3_mask): Ditto.
657 (*<rotate_insn><mode>3_mask): Ditto.
659 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
661 * config/i386/i386.md (*movsf_internal): Change type of
662 alternatives 3,4 to imov.
664 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
666 Backport from mainline
667 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
670 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
671 when the may_trap_p bit of the exprs being merged differs.
672 Reorder tests for speculativeness in the logical and operator.
674 Backport from mainline
675 2013-03-05 Jakub Jelinek <jakub@redhat.com>
678 * sel-sched-ir.c (free_sched_pools): Release
679 succs_info_pool.stack[succs_info_pool.max_top] vectors too
680 if succs_info_pool.max_top isn't -1.
682 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
684 Backport from mainline
685 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
688 * sel-sched.c: Include ira.h.
689 (implicit_clobber_conflict_p): New function.
690 (moveup_expr): Use it.
691 * Makefile.in (sel-sched.o): Depend on ira.h.
693 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
695 Backport from mainline
696 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
697 Alexander Monakov <amonakov@ispras.ru>
700 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
701 flush pending lists also on non-jumps. Adjust comment.
703 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
705 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
706 * doc/extend.texi (Named Address Spaces): Ditto.
707 (Variable Attributes): Ditto.
709 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
711 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
712 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
715 2013-03-27 Walter Lee <walt@tilera.com>
717 Backport from mainline:
718 2013-03-27 Walter Lee <walt@tilera.com>
720 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
721 double-decrement of next_scratch_regno.
723 2013-03-27 Walter Lee <walt@tilera.com>
725 Backport from mainline:
726 2013-03-27 Walter Lee <walt@tilera.com>
728 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
730 (insn_v1mulus): Ditto.
731 (insn_v2muls): Ditto.
733 2013-03-27 Walter Lee <walt@tilera.com>
735 Backport from mainline:
736 2013-03-27 Walter Lee <walt@tilera.com>
738 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
740 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
742 2013-03-27 Walter Lee <walt@tilera.com>
744 Backport from mainline:
745 2013-03-27 Walter Lee <walt@tilera.com>
747 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
749 (*sibcall_value): Ditto.
751 2013-03-27 Walter Lee <walt@tilera.com>
753 Backport from mainline:
754 2013-03-27 Walter Lee <walt@tilera.com>
756 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
757 (insn_mnz_v8qi): ... this ...
758 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
760 (insn_v<n>mnz): Replaced by ...
761 (insn_v1mnz): ... this ...
762 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
764 (insn_mz_<mode>): Replaced by ...
765 (insn_mz_v8qi): ... this ...
766 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
768 (insn_v<n>mz): Replaced by ...
769 (insn_v1mz): ... this ...
770 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
773 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
775 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
777 2013-03-26 Richard Biener <rguenther@suse.de>
779 Backport from mainline:
780 2013-03-13 Richard Biener <rguenther@suse.de>
782 PR tree-optimization/56608
783 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
784 calls when vectorizing basic-blocks.
786 2013-03-05 Richard Biener <rguenther@suse.de>
788 PR tree-optimization/56270
789 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
790 of loads after scheduling an SLP instance.
792 2013-03-26 Walter Lee <walt@tilera.com>
794 Backport from mainline:
795 2013-03-26 Walter Lee <walt@tilera.com>
797 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
798 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
800 2013-03-26 Walter Lee <walt@tilera.com>
802 Backport from mainline:
803 2013-03-25 Walter Lee <walt@tilera.com>
805 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
806 TILEGX_INSN_SHUFFLEBYTES1.
807 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
809 (tilegx_builtins): Ditto.
810 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
812 2013-03-26 Walter Lee <walt@tilera.com>
814 Backport from mainline:
815 2013-03-25 Walter Lee <walt@tilera.com>
817 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
818 tests for constraint J, K, N, P.
820 2013-03-26 Walter Lee <walt@tilera.com>
822 Backport from mainline:
823 2013-03-25 Walter Lee <walt@tilera.com>
825 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
826 Use indirect/pcrel encoding.
827 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
830 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
832 Backport from mainline:
833 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
834 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
837 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
838 (musermode): Convert to Var(TARGET_USERMODE).
839 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
840 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
841 * config/sh/sh.c (sh_option_override): Use
842 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
843 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
845 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
847 (udivsi3_i4_single, divsi3_i4_single): Use
848 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
849 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
850 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
851 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
852 (SUBTARGET_OVERRIDE_OPTIONS): New.
854 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
856 Backport from mainline:
857 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
859 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
860 to m2a-single instead of m2e.
862 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
865 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
868 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
871 * config/i386/i386.c (init_cumulative_args): Also set
872 cum->callee_return_avx256_p.
873 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
874 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
876 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
877 callee_return_avx256_p.
879 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
881 Backport from mainline:
882 2012-12-04 Ian Lance Taylor <iant@google.com>
884 * godump.c (find_dummy_types): Output a dummy type if we couldn't
885 output the real type.
887 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
890 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
891 (PLUS_EXPR): Likewise.
892 * doc/cppopts.texi (--help): Likewise.
893 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
894 (-fdump-rtl-cprop_hardreg): Likewise.
895 (-fdump-rtl-csa): Likewise.
896 (-fdump-rtl-dce): Likewise.
897 (-fdump-rtl-dbr): Likewise.
898 (-fdump-rtl-into_cfglayout): Likewise.
899 (-fdump-rtl-outof_cfglayout): Likewise.
901 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
904 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
905 (arm_print_operand, case 'S'): Don't use shift_operator to validate
908 2013-03-14 Seth LaForge <sethml@google.com>
911 Backport from mainline
912 2012-10-22 Julian Brown <julian@codesourcery.com>
914 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
915 VFP D registers in big-endian mode.
917 2013-03-08 Joey Ye <joey.ye@arm.com>
919 Backport from mainline
920 2013-03-06 Joey Ye <joey.ye@arm.com>
923 * gcc.c (convert_white_space): New function.
924 (main): Handles white space in function name.
926 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
928 Backport from mainline
929 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
932 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
933 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
934 to SH_DIV_CALL_TABLE for TARGET_SH2.
935 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
937 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
938 mdiv= call-div1, call-fp, call-table options.
940 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
942 * config.gcc (arm*-*-rtemself*): New.
943 (arm*-*-rtems*): Removed.
944 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
945 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
947 2013-03-01 Richard Biener <rguenther@suse.de>
949 Backport from mainline
950 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
952 PR tree-optimization/55481
953 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
954 back to general rewriting if we cannot leave an original biv
957 2013-03-01 Richard Biener <rguenther@suse.de>
959 Backport from mainline
960 2012-04-10 Richard Guenther <rguenther@suse.de>
963 * gimple-low.c (gimple_check_call_args): Properly account for
964 compatible aggregate types.
966 2013-02-26 Nick Clifton <nickc@redhat.com>
969 Import this patch from the mainline:
971 2012-08-17 Nick Clifton <nickc@redhat.com>
973 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
974 (branch_true): Likewise.
975 (branch_false): Likewise.
977 2013-02-26 Jakub Jelinek <jakub@redhat.com>
979 PR tree-optimization/56443
980 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
981 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
982 to type_for_mode langhook.
984 2013-02-21 Jakub Jelinek <jakub@redhat.com>
987 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
990 2013-02-19 Jakub Jelinek <jakub@redhat.com>
992 Backported from mainline
993 2013-02-19 Jakub Jelinek <jakub@redhat.com>
995 PR tree-optimization/56350
996 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
997 if haven't found reduction or nested cycle operand, rather than
998 asserting we must find it.
1000 PR tree-optimization/56381
1001 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
1004 2013-02-08 Jakub Jelinek <jakub@redhat.com>
1006 PR tree-optimization/56250
1007 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
1008 if type is unsigned and code isn't MULT_EXPR.
1010 2013-02-06 Jakub Jelinek <jakub@redhat.com>
1013 * omp-low.c (use_pointer_for_field): Return false if
1014 lower_send_shared_vars doesn't generate any copy-out code.
1016 2012-11-27 Jakub Jelinek <jakub@redhat.com>
1018 PR tree-optimization/55110
1019 * tree-vect-loop.c (vectorizable_reduction): Don't assert
1020 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
1022 2013-02-18 Richard Biener <rguenther@suse.de>
1025 2013-02-04 Richard Biener <rguenther@suse.de>
1027 Backport from mainline
1028 2012-07-04 Richard Guenther <rguenther@suse.de>
1030 PR tree-optimization/53844
1031 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1032 the loop virtual PHI.
1034 2013-02-13 David S. Miller <davem@davemloft.net>
1036 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
1038 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1040 Backport from mainline
1041 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1043 PR rtl-optimization/56275
1044 * simplify-rtx.c (avoid_constant_pool_reference): Check that
1045 offset is non-negative and less than cmode size before
1046 calling simplify_subreg.
1048 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
1050 Backport from mainline
1051 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1053 * config/i386/sse.md (FMAMODEM): New mode iterator.
1054 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
1055 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
1057 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1059 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
1060 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
1061 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
1063 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1065 Backport from mainline
1066 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1069 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
1070 If there is no implicit builtin declaration, just return NULL.
1072 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
1073 Michael Meissner <meissner@linux.vnet.ibm.com>
1075 Backport from mainline
1076 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
1077 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
1079 2013-02-07 David S. Miller <davem@davemloft.net>
1081 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
1083 * var-tracking.c (vt_add_function_parameter): Test the presence of
1084 HAVE_window_save properly and do not remap argument registers when
1085 we have a leaf function.
1087 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1089 Backport from mainline
1090 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1093 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1095 * config/i386/i386.c (ix86_print_operand): Ditto.
1097 2013-02-07 Alan Modra <amodra@gmail.com>
1100 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1101 static chain, set REST_INLINE_FPRS too.
1103 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
1105 Backport from mainline
1106 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1108 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1109 * configure: Regenerate.
1111 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1113 Backport from mainline
1114 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1115 Andrew Dixie <andrewd@gentrack.com>
1117 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1120 2013-02-05 Richard Biener <rguenther@suse.de>
1122 Backport from mainline
1123 2012-12-10 Richard Biener <rguenther@suse.de>
1125 PR tree-optimization/55107
1126 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1127 (bitmap_set_replace_value): Add gcc_unreachable.
1128 (do_regular_insertion): Re-write all_same handling. Insert
1129 an assignment instead of a PHI in this case.
1130 (execute_pre): Do not record constified events.
1132 2013-02-05 Richard Biener <rguenther@suse.de>
1134 PR tree-optimization/54767
1135 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1136 backedges drop all symbolical range information.
1137 (execute_vrp): Compute backedges.
1139 2013-02-04 Richard Biener <rguenther@suse.de>
1141 Backport from mainline
1142 2012-01-11 Richard Guenther <rguenther@suse.de>
1144 PR tree-optimization/44061
1145 * tree-vrp.c (extract_range_basic): Compute zero as
1146 value-range for __builtin_constant_p of function parameters.
1148 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1151 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1153 2013-02-04 Richard Biener <rguenther@suse.de>
1155 Backport from mainline
1156 2012-07-04 Richard Guenther <rguenther@suse.de>
1158 PR tree-optimization/53844
1159 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1160 the loop virtual PHI.
1162 2012-12-13 Richard Biener <rguenther@suse.de>
1165 * tree-streamer.c (record_common_node): Check that we are not
1166 recursively pre-loading nodes we want to skip. Handle
1167 char_type_node appearing as part of va_list_type_node.
1169 2013-02-04 Richard Biener <rguenther@suse.de>
1172 * gimple.h (gimple_call_builtin_class_p): New function.
1173 * gimple.c (validate_call): New function.
1174 (gimple_call_builtin_class_p): Likewise.
1175 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1176 Use gimple_call_builtin_class_p.
1177 (find_func_clobbers): Likewise.
1178 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1179 (strlen_optimize_stmt): Likewise.
1181 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1183 Backported from mainline
1184 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1186 PR tree-optimization/56125
1187 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1188 pow(x,c) into sqrt(x) * powi(x, n/2) or
1189 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1190 optimizing for size.
1191 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1192 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1195 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1197 PR tree-optimization/56098
1198 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1199 for stmts with volatile ops.
1200 (cond_store_replacement): Don't optimize if assign has volatile ops.
1201 (cond_if_else_store_replacement_1): Don't optimize if either
1202 then_assign or else_assign have volatile ops.
1204 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1207 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1208 instead of cmpdi_operand for first comparison operand.
1209 Don't assert that comparison operands aren't both constants.
1211 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1213 PR tree-optimization/56051
1214 * fold-const.c (fold_binary_loc): Don't fold
1215 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1216 a narrowing conversion, or widening conversion from signed
1219 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1222 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1223 the case where writing real complex part of target modifies
1226 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1229 * function.c (thread_prologue_and_epilogue_insns): Always
1230 add crtl->drap_reg to set_up_by_prologue.set, even if
1231 stack_realign_drap is false.
1233 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1235 PR tree-optimization/55921
1236 * tree-complex.c (expand_complex_asm): New function.
1237 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1239 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1241 PR rtl-optimization/55838
1242 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1243 iv0.step, iv1.step and step.
1245 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1248 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1249 * gimple-low.c: Include langhooks.c.
1250 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1251 by default call lang_hooks.block_may_fallthru.
1252 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1254 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1255 (LANG_HOOKS_INITIALIZER): Use it.
1257 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1260 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1261 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1262 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1263 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1264 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1266 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1268 PR tree-optimization/55236
1269 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1270 and signed ARG0_TYPE, force low and high to be non-NULL.
1272 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1274 PR rtl-optimization/54127
1275 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1276 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1277 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1278 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1279 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1281 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1283 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1284 range isn't testing for zero.
1286 2013-01-29 Richard Biener <rguenther@suse.de>
1288 PR tree-optimization/56113
1289 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1291 (label_visit): Free duplicate bitmaps and record the leader instead.
1292 (perform_var_substitution): Adjust.
1294 2013-01-28 Serowk <serowk@yandex.ru>
1297 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1298 Fix mode checks to allow for the passing of constants in the
1300 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1301 Add entries in the switch statement for builtin iwmmxt vector
1302 shift and rotate builtins.
1304 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1306 Backport from mainline
1307 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1310 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1311 operand 0 in movabs insn template for -masm=intel asm alternative.
1312 (*movabs<mode>_2): Ditto for operand 1.
1314 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1316 Backport from mainline
1317 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1320 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1321 alternative to (o,r).
1322 (*movdi_internal_rex64): Remove (!o,n) alternative.
1323 (DImode immediate->memory splitter): Remove.
1324 (DImode immediate->memory peephole2): Remove.
1325 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1326 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1327 alternative to (!o,*r).
1328 (*movtf_internal_sse): New pattern.
1329 (*movxf_internal_rex64): New pattern.
1330 (*movxf_internal): Disable for TARGET_64BIT.
1331 (*movdf_internal_rex64): Remove (!o,F) alternative.
1333 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1335 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1336 involving stack registers slightly.
1338 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1340 * config/i386/constraints.md (Yf): New constraint.
1341 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1342 of f constraint to conditionaly disable x87 register preferences.
1343 (*movdf_internal): Ditto.
1344 (*movsf_internal): Ditto.
1346 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1348 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1349 (*movtf_internal_rex64): Add (!o,C) alternative
1350 (*movxf_internal_rex64): Ditto.
1351 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1353 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1355 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1357 2013-01-24 Martin Jambor <mjambor@suse.cz>
1359 Backport from mainline
1360 2013-01-04 Martin Jambor <mjambor@suse.cz>
1362 PR tree-optimization/55755
1363 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1364 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1366 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1368 Backport from mainline
1369 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1371 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1373 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1375 PR rtl-optimization/56023
1376 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1377 dependent on debug instruction.
1379 2013-01-21 Martin Jambor <mjambor@suse.cz>
1381 Backport from mainline
1382 2013-01-17 Martin Jambor <mjambor@suse.cz>
1384 PR tree-optimizations/55264
1385 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1386 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1387 for virtual functions.
1388 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1389 for virtual methods.
1390 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1391 virtual methods before inlining is over.
1393 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1395 Backport from mainline
1396 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1399 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1400 store through atomic_store<mode>_1.
1401 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1403 2013-01-16 Richard Biener <rguenther@suse.de>
1406 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1407 account for bitpos when computing alignment.
1409 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1411 Backport from 2013-01-14 trunk r195169.
1414 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1415 etc. to 1 and not to __flash.
1416 Use LL suffix for __INT24_MAX__ with -mint8.
1417 Use ULL suffix for __UINT24_MAX__ with -mint8.
1419 2013-01-14 Matthias Klose <doko@ubuntu.com>
1421 * doc/invoke.texi: Document -print-multiarch.
1422 * doc/install.texi: Document --enable-multiarch.
1423 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1424 * configure.ac: Add --enable-multiarch option.
1425 Substitute with_cpu, with_float.
1426 * configure: Regenerate.
1427 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1428 enable_multiarch, with_cpu, with_float: New macros.
1429 if_multiarch: New macro, define in terms of enable_multiarch.
1430 * genmultilib: Add new argument for the multiarch name.
1431 * gcc.c (multiarch_dir): Define.
1432 (for_each_path): Search for multiarch suffixes.
1433 (driver_handle_option): Handle multiarch option.
1434 (do_spec_1): Pass -imultiarch if defined.
1435 (main): Print multiarch.
1436 (set_multilib_dir): Separate multilib and multiarch names
1437 from multilib_select.
1438 (print_multilib_info): Ignore multiarch names in multilib_select.
1439 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1440 * cppdefault.h (default_include): Document multiarch in multilib
1442 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1443 include directory for multiarch directories.
1444 * common.opt: New options --print-multiarch and -imultilib.
1446 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1447 Include i386/t-linux.
1448 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1449 Include i386/t-kfreebsd.
1450 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1451 * config/i386/t-linux64: Add multiarch names in
1452 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1453 * config/i386/t-gnu: New file.
1454 * config/i386/t-kfreebsd: Likewise.
1455 * config/i386/t-linux: Likewise.
1457 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1458 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1459 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1460 for 32bit non-biarch configurations.
1462 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1463 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1466 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1468 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1470 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1471 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1472 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1474 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1475 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1476 Include rs6000/t-linux for 32bit non-biarch configurations.
1478 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1480 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1482 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1483 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1485 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1486 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1488 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1490 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1491 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1492 (vect_estimate_min_profitable_iter): Adjust to above fix.
1493 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1495 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1497 Backport from mainline
1498 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1500 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1501 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1502 documentation. Add missing '__' in front of
1503 __builtin_ia32_packssdw256.
1505 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1507 Backport from mainline
1508 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1510 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1511 attribute of movddup insn to DF.
1512 (*vec_interleave_lowv2df): Ditto.
1513 (vec_dupv2df): Ditto.
1515 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1517 Backport from 2013-01-07 trunk r194991, r194992.
1520 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1523 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1524 (avr_addrspace_t): Add .section_name field.
1525 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1527 (avr_addrspace): Same. Initialize .section_name. Remove last
1528 NULL entry. Put __memx into .progmemx.data.
1529 (progmem_section_prefix): Remove.
1530 (avr_asm_init_sections): No need to initialize progmem_section.
1531 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1532 section name prefix.
1533 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1534 retrieve the progmem section.
1535 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1536 boundary to run over avr_addrspace[].
1537 (avr_register_target_pragmas): Ditto.
1539 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1541 Backport from 2013-01-07 trunk r194978.
1544 * doc/install.texi (Cross-Compiler-Specific Options): Document
1547 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1549 Backport from 2013-01-07 trunk r194968.
1552 * config/avr/t-avr: Don't automatically rebuild
1553 $(srcdir)/config/avr/t-multilib
1554 $(srcdir)/config/avr/avr-tables.opt
1555 (avr-mcus): New phony target to build them on request.
1556 (s-avr-mlib): Remove.
1557 * avr/avr-mcus.def: Adjust comments.
1559 2013-01-07 Terry Guo <terry.guo@arm.com>
1561 Backport from mainline
1562 2012-12-19 Terry Guo <terry.guo@arm.com>
1564 * config/arm/arm.c (thumb_find_work_register): Check argument
1565 register number based on current PCS.
1567 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1569 Backport from mainline
1570 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1573 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1574 selected code model, define __code_mode_small__, __code_model_medium__,
1575 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1576 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1577 xchg temporary register with %k. Declare temporary register as
1579 [__x86_64__]: For medium and large code models, preserve %rbx register.
1581 2013-01-03 Richard Henderson <rth@redhat.com>
1583 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1584 after eliminating TLS symbols.
1586 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1589 * config/pa/pa.md (movsi): Revert previous change.
1590 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1593 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1596 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1599 2013-01-02 Jason Merrill <jason@redhat.com>
1602 * tree.c (build_array_type_1): Revert earlier change.
1604 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1607 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1608 after reload starts.
1610 2012-12-21 Martin Jambor <mjambor@suse.cz>
1612 PR tree-optimization/55355
1613 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1614 bit_position is small enough to fit a single HOST_WIDE_INT.
1616 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1618 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1620 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1622 Backport from mainline
1623 2012-10-15 Matthias Klose <doko@ubuntu.com>
1625 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1626 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1628 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1629 Tomash Brechko <tomash.brechko@gmail.com>
1632 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1633 handling of before and after cases.
1634 * config/sparc/sync.md (atomic_store): Fix pasto.
1636 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1638 * optabs.c (expand_atomic_store): Elide redundant model test.
1640 2012-12-13 Richard Henderson <rth@redhat.com>
1643 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1645 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1648 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1649 (tldo_stb_sp64): Likewise.
1650 (tldo_sth_sp32): Likewise.
1651 (tldo_sth_sp64): Likewise.
1652 (tldo_stw_sp32): Likewise.
1653 (tldo_stw_sp64): Likewise.
1654 (tldo_stx_sp64): Likewise.
1656 2012-12-10 Kai Tietz <ktietz@redhat.com>
1659 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1661 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1663 Backport from mainline
1664 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1665 H.J. Lu <hongjiu.lu@intel.com>
1668 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1669 before using it as insn or call equivalent.
1671 2012-12-06 Jason Merrill <jason@redhat.com>
1674 * tree.c (build_array_type_1): Re-layout if we found it in the
1677 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1679 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1680 opaque cond in all call insns.
1682 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1684 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1685 area if the function allocates dynamic stack space.
1686 (ia64_initial_elimination_offset): Adjust offsets to above change.
1688 2012-12-03 Richard Biener <rguenther@suse.de>
1690 Backport from mainline
1691 2012-09-24 Richard Guenther <rguenther@suse.de>
1693 PR tree-optimization/53663
1694 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1695 native encode/interpret translation on VN_WALKREWRITE.
1697 2012-12-03 Kai Tietz <ktietz@redhat.com>
1700 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1703 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1706 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1708 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1710 Backport from mainline:
1711 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1714 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1715 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1716 (in_nullified_branch_delay): Likewise.
1717 (in_call_delay): Likewise.
1718 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1719 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1720 the $$sh_func_adrs call as variable. Update type of sibcalls and
1721 $$sh_func_adrs call.
1722 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1723 length instead of adjustment. Handle negative and undefined call
1724 adjustments for insn_default_length. Remove adjustment for millicode
1725 insn with unfilled delay slot.
1726 (pa_output_millicode_call): Update for revised millicode length.
1727 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1729 2012-11-29 Kai Tietz <ktietz@redhat.com>
1732 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1733 use by XNEWVEC/XRESIZEVEC.
1735 * i386.c (get_scratch_register_on_entry): Handle
1736 thiscall-convention.
1737 (split_stack_prologue_scratch_regno): Likewise.
1738 (ix86_static_chain): Likewise.
1739 (x86_output_mi_thunk): Likewise.
1741 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1743 Backported from mainline
1744 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1745 Markus Trippelsdorf <markus@trippelsdorf.de>
1748 * lto-opts.c (lto_write_options): Also handle
1749 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1750 OPT_SPECIAL_program_name.
1753 * lto-wrapper.c (merge_and_complain): Handle
1754 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1755 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1757 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1759 PR rtl-optimization/55489
1760 * gcse.c (compute_transp): Precompute a canonical version
1761 of XEXP (x, 0), and pass it to canon_true_dependence.
1763 2012-11-27 Richard Biener <rguenther@suse.de>
1766 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1767 stmt with a NOP instead of removing it.
1769 2012-11-26 Richard Biener <rguenther@suse.de>
1771 Backport from mainline
1772 2012-10-19 Richard Biener <rguenther@suse.de>
1774 PR tree-optimization/54976
1775 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1776 Robustify against odd inner_mode inputs.
1778 2012-10-12 Richard Biener <rguenther@suse.de>
1780 PR tree-optimization/54894
1781 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1782 Handle over-aligned scalar types properly.
1784 2012-10-02 Richard Guenther <rguenther@suse.de>
1787 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1788 cleaning up the CFG.
1790 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1792 Backport from mainline
1793 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1795 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1796 explaining the register ordering preferences.
1798 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1799 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1800 constraints so that the traditional floating point loads, stores,
1801 and moves are done first, then the VSX loads, stores, and moves,
1802 and finally the GPR loads, stores, and moves so that reload
1803 chooses FPRs over GPRs, and uses the traditional load/store
1804 instructions which provide an offset.
1805 (movdf_hardfloat64): Likewise.
1807 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1809 Backported from mainline
1810 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1811 H.J. Lu <hongjiu.lu@intel.com>
1814 * config/i386/i386.c (legitimize_pic_address): Properly handle
1816 (ix86_print_operand_address): Set code to 'k' when forcing
1817 addr32 prefix. For x32, zero-extend negative displacement if
1820 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1822 * common.opt (fvar-tracking-uninit): Document.
1823 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1824 * config/darwin.c (darwin_override_options): Likewise.
1826 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1828 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1829 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1831 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1833 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1835 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1837 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1840 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1842 Backport from mainline
1843 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1845 * config/i386/i386.c (ix86_init_machine_status): Do not
1846 explicitly clear tls_descriptor_call_expanded_p again.
1848 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1850 * config/i386/sse.md
1851 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1852 as read and written by the instruction.
1854 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1856 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1857 (ix86_instantiate_decls): New function.
1858 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1859 stack slot instead of SLOT_VIRTUAL.
1860 <case IX86_BUILTIN_STMXCSR>: Ditto.
1861 (assign_386_stack_local): Do not assert when virtual slot is valid.
1862 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1863 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1864 (truncxf<mode>2): Ditto.
1865 (floatunssi<mode>2): Ditto.
1866 (isinf<mode>2): Ditto.
1867 * config/i386/sync.md (atomic_load<mode>): Ditto.
1868 (atomic_store<mode>): Ditto.
1870 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1873 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1874 the argument is itself a conditional expression.
1876 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1878 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1881 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1883 PR tree-optimization/54986
1884 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1885 conversions on entry but add them back on exit if needed.
1887 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1890 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1892 (print_reg): Use true_regnum rather than REGNO.
1893 (ix86_print_operand_address): Remove SUBREG handling.
1895 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1897 Backported from mainline
1898 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1901 * gimple.h (is_gimple_sizepos): New inline function.
1902 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1903 final assignment to expr variable.
1904 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1905 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1906 into a local temporary.
1908 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1910 PR tree-optimization/54877
1911 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1912 use make_ssa_name instead of copy_ssa_name.
1914 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1916 Backport from mainline
1917 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1919 PR tree-optimization/53708
1920 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1921 user-supplied alignment when used with an explicit section name.
1923 2012-11-02 Jeff Law <law@redhat.com>
1925 PR tree-optimization/54985
1926 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1927 from thread_across_edge.
1928 (thread_across_edge): Use it in all cases where we might thread
1931 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1933 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1934 special register pushes before frame probing and allocation.
1936 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1937 Joel Sherrill <joel.sherrill@oarcorp.com>
1939 * config/sparc/t-rtems: New (Custom multilibs).
1940 * config/sparc/t-rtems-64: New (Custom multilibs).
1941 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1942 (sparc-*-rtems*): Add sparc/t-rtems.
1944 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1946 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1948 (hash_rtx): Likewise.
1950 2012-10-29 Terry Guo <terry.guo@arm.com>
1952 Backport from mainline
1953 2012-10-11 Terry Guo <terry.guo@arm.com>
1955 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1957 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1960 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1962 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1963 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1965 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1967 * config/avr/t-rtems: Revert previous commit.
1969 2012-10-26 Terry Guo <terry.guo@arm.com>
1971 Backport from mainline
1972 2012-10-23 Terry Guo <terry.guo@arm.com>
1975 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1978 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1980 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1982 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1984 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1986 * config.gcc (microblaze*-*-rtems*): New target.
1987 * config/microblaze/rtems.h: New.
1988 * config/microblaze/t-rtems: New.
1990 2012-10-25 Richard Biener <rguenther@suse.de>
1992 PR tree-optimization/54902
1993 * tree-ssa-pre.c (fini_pre): Return TODO.
1994 (execute_pre): Adjust.
1995 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1996 blocks before computing dominators.
1998 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
2000 Backport from mainline
2001 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
2003 * config/i386/i386.c (memory_address_length): Assert that non-null
2004 base or index RTXes are registers. Do not check for REG RTXes.
2005 Determine addr32 prefix using SImode_address_operand or
2006 from original base and index RTXes. Simplify code.
2008 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
2010 * config/i386/i386-protos.h (memory_address_length): Add new bool
2011 argument. Update all uses.
2012 * config/i386/i386.c (memory_address_length): If not LEA insn, then
2013 add length of addr32 prefix based on mode of base or index register.
2014 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
2015 addresses here. Update call to memory_address_length.
2016 (ix86_print_address_operand): Use SImode_address_operand predicate.
2017 * config/i386/predicates.md (SImode_address_operand): New.
2018 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
2019 to calculate "mode" attribute. Use SImode_address_operand predicate
2020 instead of open-coding accepted RTX codes.
2022 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
2024 Backport from 2012-10-22 trunk r192685.
2025 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
2026 Note __AVR_<device>__ is not defined for cores.
2027 Don't point to --help=target.
2028 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
2030 2012-10-19 Marek Polacek <polacek@redhat.com>
2032 Backported from mainline
2033 2012-10-19 Marek Polacek <polacek@redhat.com>
2036 * fold-const.c (fold_sign_changed_comparison): Punt if folding
2037 pointer/non-pointer comparison.
2039 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2041 Backported from mainline
2042 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2045 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
2046 sure the mode is correct when falling through from above cases.
2048 2012-10-19 Alan Modra <amodra@gmail.com>
2050 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
2051 (HAVE_LD_LARGE_TOC): Likewise.
2052 * configure: Regenerate.
2054 2012-10-19 Alan Modra <amodra@gmail.com>
2056 * config/rs6000/predicates.md (splat_input_operand): Don't call
2057 input_operand for MEMs. Instead check for volatile and call
2058 memory_address_addr_space_p with modified mode.
2060 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2062 Backported from mainline
2063 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
2065 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
2067 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
2069 PR rtl-optimization/54870
2070 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
2071 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
2072 SSA_NAME pointer that points to a partition if there is at least
2073 one variable with it set in the partition.
2074 * dse.c (local_variable_can_escape): New predicate.
2075 (can_escape): Call it.
2076 * gimplify.c (mark_addressable): If this is a partitioned decl, also
2077 mark the SSA_NAME pointer that points to a partition.
2079 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2081 Backport from mainline
2082 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
2084 PR rtl-optimization/53701
2085 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
2086 rocess not only expr's vinsns but all old vinsns from expr's
2089 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2091 Backport from mainline
2092 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
2095 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2097 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
2098 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2099 only if producer writes to the register given by regno.
2101 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
2103 Backport from mainline
2104 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2106 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2107 (UNSPEC_LOADU): New.
2108 (UNSPEC_STOREU): Ditto.
2109 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2110 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2111 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2112 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2113 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2114 (<sse2>_storedqu<avxsizesuffix>): ... this.
2115 (*sse4_2_pcmpestr_unaligned): Update.
2116 (*sse4_2_pcmpistr_unaligned): Ditto.
2118 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2119 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2120 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2121 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2122 gen_sse2_load{dqu,upd} to load from unaligned memory and
2123 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2125 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2126 Use CODE_FOR_sse_loadups.
2127 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2128 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2129 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2130 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2131 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2132 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2133 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2134 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2135 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2136 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2137 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2139 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2141 Backport from trunk (r190222):
2143 PR tree-optimization/54146
2144 * ifcvt.c: Include pointer-set.h.
2145 (cond_move_process_if_block): Change type of then_regs and
2146 else_regs from alloca'd array to pointer_sets.
2147 (check_cond_move_block): Update for this change.
2148 (cond_move_convert_if_block): Likewise.
2149 * Makefile.in: Fix dependencies for ifcvt.o.
2151 2012-10-15 Richard Guenther <rguenther@suse.de>
2153 PR tree-optimization/54920
2154 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2155 allocate temporary storage for all NARY elements.
2157 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2160 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2162 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2164 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2165 default_use_cxa_atexit to yes.
2167 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2169 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2171 2012-10-05 Jan Hubicka <jh@suse.cz>
2172 Jakub Jelinek <jakub@redhat.com>
2174 PR tree-optimization/33763
2175 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2176 attribute for redefined extern inline functions.
2178 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2180 Backported from mainline
2181 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2183 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2184 in SSE and YMM state support check for -march=native.
2186 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2189 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2192 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2194 Backported from mainline
2195 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2198 * doc/invoke.texi: Document -mprefer-avx128.
2200 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2202 Backported from mainline
2203 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2206 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2207 (XSTATE_FP): Likewise.
2208 (XSTATE_SSE): Likewise.
2209 (XSTATE_YMM): Likewise.
2210 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2211 SSE and YMM states aren't supported.
2213 2012-10-01 Tom de Vries <tom@codesourcery.com>
2215 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2218 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2221 * config/s390/s390.c (s390_option_override): Add missing break.
2223 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2225 Backport from mainline
2226 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2228 * config.gcc: Replace 'host' with 'target' when configuring for
2229 powerpc64*-*-freebsd.
2231 2012-09-28 Meador Inge <meadori@codesourcery.com>
2233 Backport from mainline
2234 2012-09-27 Meador Inge <meadori@codesourcery.com>
2236 * gcc-ar.c (main): Handle the returning of the sub-process error
2239 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2241 Backport from 2012-09-28 trunk r191821.
2242 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2244 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2247 * simplify-rtx.c (simplify_binary_operation_1): Perform
2248 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2250 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2252 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2253 TYPE_NONALIASED_COMPONENT flag.
2254 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2255 TYPE_NONALIASED_COMPONENT flag.
2257 2012-09-21 Richard Guenther <rguenther@suse.de>
2260 Backport from mainline
2261 2012-04-19 Richard Guenther <rguenther@suse.de>
2263 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2266 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2269 * c-typeck.c (c_cast_expr): When casting to a type requiring
2270 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2273 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2276 * c-typeck.c (build_unary_op): Pass original argument of
2277 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2278 any C_MAYBE_CONST_EXPR, if it has integer operands.
2279 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2280 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2281 to c_objc_common_truthvalue_conversion, then remove any
2282 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2283 c_objc_common_truthvalue_conversion not
2284 c_common_truthvalue_conversion.
2285 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2286 call note_integer_operands for arguments with integer operands
2287 that are not integer constants.
2289 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2291 Backported from mainline
2292 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2294 PR tree-optimization/54563
2295 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2296 gimple_purge_dead_eh_edges if last call has been changed.
2298 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2301 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2302 instead of (match_dup 0) as second argument to vec_merge.
2303 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2304 Remove third alternative.
2305 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2306 operand 2 instead of operand 1, but put it as first argument
2308 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2309 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2312 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2314 * BASE-VER: Set to 4.7.3.
2315 * DEV-PHASE: Set to prerelease.
2317 2012-09-20 Release Manager
2319 * GCC 4.7.2 released.
2321 2012-09-15 Andi Kleen <ak@linux.intel.com>
2323 Backport from mainline
2324 2012-09-07 Andi Kleen <ak@linux.intel.com>
2326 * gcc/lto-streamer.h (res_pair): Add.
2327 (lto_file_decl_data): Replace resolutions with respairs.
2329 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2330 Initialize respairs.
2331 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2333 2012-09-14 Walter Lee <walt@tilera.com>
2335 Backport from mainline.
2336 2012-09-14 Walter Lee <walt@tilera.com>
2338 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2339 option for TILEPro and TILE-Gx.
2341 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2343 * config/i386/i386.h (x86_prefetchw): New global variable.
2344 (TARGET_PREFETCHW): New macro.
2345 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2346 (processor_alias_table): Add PTA_PREFETCHW to
2347 bdver1, bdver2 and btver1.
2348 (ix86_option_override_internal): Set x86_prefetchw for
2349 PTA_PREFETCHW targets.
2350 * config/i386/i386.md (prefetch): Expand to prefetchw
2351 for TARGET_PREFETCHW.
2352 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2354 Backport from mainline
2355 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2357 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2358 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2360 (*prefetch_sse): ... this.
2361 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2363 (*prefetch_3dnow): ... this.
2365 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2368 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2369 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2371 2012-09-12 Teresa Johnson <tejohnson@google.com>
2373 Backport from mainline.
2374 2012-09-12 Teresa Johnson <tejohnson@google.com>
2376 PR gcov-profile/54487
2377 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2378 test using F_SETLKW with fcntl.
2379 * configure, config.in: Regenerate.
2381 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2383 Backport from mainline
2384 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2386 * config/i386/i386.md : Comments on fma4 instruction selection
2387 reflect requirement on register pressure based cost model.
2389 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2390 flag is set-reset as informed by the cpuid flag.
2392 * config/i386/i386.c (processor_alias_table): fma4
2393 flag is enabled for bdver2.
2395 2012-09-12 Christian Bruel <christian.bruel@st.com>
2397 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2399 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2401 * config.gcc: Obsolete picochip-*.
2403 2012-09-11 Richard Guenther <rguenther@suse.de>
2406 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2407 on flag_toplevel_reorder.
2409 2012-09-10 Richard Henderson <rth@redhat.com>
2411 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2414 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2416 Backport from 2012-09-10 mainline r191132.
2419 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2421 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2424 * tree-sra.c (disqualify_base_of_expr): Check for possible
2425 NULL_TREE returned by get_base_address()
2427 2012-09-07 Richard Guenther <rguenther@suse.de>
2429 Backport from mainline
2430 2012-06-26 Jan Hubicka <jh@suse.cz>
2433 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2436 2012-09-07 Richard Guenther <rguenther@suse.de>
2438 Backport from mainline
2439 2012-07-13 Richard Guenther <rguenther@suse.de>
2441 PR tree-optimization/53922
2442 * tree-vrp.c (value_inside_range): Change prototype to take
2443 min/max instead of value-range.
2444 (range_includes_zero_p): Likewise. Return the result from
2446 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2447 return value from range_includes_zero_p.
2448 (extract_range_from_unary_expr_1): Likewise.
2449 (compare_range_with_value): Likewise.
2450 (vrp_meet_1): Likewise.
2452 2012-09-07 Richard Guenther <rguenther@suse.de>
2455 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2456 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2457 arguments separately.
2459 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2461 Backported from mainline
2462 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2464 PR rtl-optimization/54455
2465 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2466 bb ends up with asm goto referencing bb's label.
2468 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2470 Backport from mainline.
2471 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2472 Richard Earnshaw <richard.earnshaw@arm.com>
2475 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2476 element size. Use elem_type from the formal parameter. New parameter
2478 (neon_expand_args): Adjust call to neon_dereference_pointer.
2480 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2482 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2483 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2485 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2487 Backport from mainline
2488 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2490 * config/i386/i386.md (isa): Add fma and fma4.
2491 (enabled): Handle fma and fma4.
2492 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2493 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2494 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2495 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2496 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2497 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2499 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2501 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2502 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2503 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2505 2012-09-06 Richard Guenther <rguenther@suse.de>
2507 PR tree-optimization/54498
2508 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2509 abort when reaching an already visited region.
2510 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2511 (get_continuation_for_phi_1): Likewise.
2512 (walk_non_aliased_vuses): When we translated the reference,
2513 abort when we re-visit a region.
2514 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2516 2012-09-06 Andrew Pinski <apinski@cavium.com>
2519 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2521 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2524 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2525 build_int_cst with size_type_node instead of size_int.
2527 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2529 Backport from 2012-09-05 mainline r190697.
2532 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2533 configured --with-avrlibc.
2534 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2536 * config/avr/avrlibc.h: New file.
2537 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2538 configured --with-avrlibc.
2539 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2541 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2543 Backport from 2012-09-04 mainline r190919
2546 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2547 of size less than 4 bytes by using macro ARM_NUM_INTS.
2548 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2550 2012-09-04 Richard Henderson <rth@redhat.com>
2552 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2554 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2556 Backport from 2012-09-04 mainline r190920
2559 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2561 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2563 Backport from 2012-09-04 mainline r190914
2566 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2568 (avr_allocate_stack_slots_for_args): ...this new static function.
2570 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2572 Backported from mainline
2573 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2576 * doc/invoke.texi: Add -da and remove -dm.
2578 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2580 Backported from mainline
2581 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2584 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2585 operands[1] is CONST_INT_P, convert it to QImode before printing.
2587 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2590 * c-convert.c (convert): Don't call fold_convert_loc if
2591 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2592 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2593 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2595 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2598 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2599 if init is a CONSTRUCTOR.
2601 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2603 PR rtl-optimization/54369
2604 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2605 calling dbr_schedule.
2606 * config/sparc/sparc.c (sparc_reorg): Likewise.
2608 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2610 Backport from mainline
2611 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2613 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2614 case for Atom processor.
2616 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2618 Backport from mainline
2619 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2622 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2623 true for TARGET_64BIT or !flag_pic.
2624 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2625 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2626 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2627 Add insn constraint. Conditionally emit xchg asm insns.
2628 (atomic_compare_and_swap<mode>): Update calls. Check only
2629 cmpxchg8b_pic_memory_operand in memory address fixup.
2631 (CASHMODE): Rename from DCASHMODE.
2632 (doublemodesuffix): Update modes.
2633 (regprefix): New mode attribute.
2635 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2636 <UNSPECV_CMPXCHG>: New constant.
2637 (atomic_compare_and_swap<mode>_1): Rename from
2638 atomic_compare_and_swap_single<mode>. Update calls and
2639 unspec_volatile constants.
2640 (atomic_compare_and_swap<mode>_doubleword): Rename from
2641 atomic_compare_and_swap_double<mode>. Update calls and
2642 unspec_volatile constants.
2644 2012-08-28 Walter Lee <walt@tilera.com>
2646 Backport from mainline
2647 2012-08-28 Walter Lee <walt@tilera.com>
2649 * confg/tilegx/tilegx.md: Fix code style.
2650 (*zero_extendsidi_truncdisi): Fix typo.
2651 * config/tilegx/tilegx.c: Fix code style.
2652 (tilegx_function_profiler): Fix typo.
2654 2012-08-27 Walter Lee <walt@tilera.com>
2656 Backport from mainline
2657 2012-08-27 Walter Lee <walt@tilera.com>
2659 * doc/md.texi (TILE-Gx): Fix typo.
2661 2012-08-27 Walter Lee <walt@tilera.com>
2663 Backport from mainline
2664 2012-08-27 Walter Lee <walt@tilera.com>
2666 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2667 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2669 2012-08-27 Walter Lee <walt@tilera.com>
2671 Backport from mainline
2672 2012-08-27 Walter Lee <walt@tilera.com>
2674 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2675 (insn_bfins): Delete.
2677 2012-08-27 Walter Lee <walt@tilera.com>
2679 Backport from mainline
2680 2012-08-27 Walter Lee <walt@tilera.com>
2682 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2683 atomic_exchange_bare<mode>,
2684 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2685 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2686 * config/tilegx/tilegx.md (type): Add X1_remove.
2687 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2688 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2689 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2692 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2694 PR rtl-optimization/54088
2695 * jump.c (delete_related_insns): Robustify latest change.
2697 2012-08-21 Richard Guenther <rguenther@suse.de>
2699 Backport from mainline
2700 2012-08-16 Richard Guenther <rguenther@suse.de>
2703 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2705 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2706 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2707 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2708 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2709 (tree_ssa_lim_finalize): Free all mem_refs.
2710 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2711 scc when bailing out.
2712 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2713 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2714 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2715 FOR_EACH_LOOP_BREAK.
2717 2012-08-17 Richard Guenther <rguenther@suse.de>
2719 * tree-sra.c (modify_function): Free redirect_callers vector.
2720 * ipa-split.c (split_function): Free args_to_pass vector.
2721 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2723 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2724 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2725 (vect_analyze_slp_instance): Free everything.
2726 (destroy_bb_vec_info): Free the SLP instances.
2728 2012-08-17 Richard Guenther <rguenther@suse.de>
2730 * params.def (integer-share-limit): Decrease from 256 to 251,
2733 2012-08-21 Richard Guenther <rguenther@suse.de>
2735 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2736 the affine expansion cache.
2738 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2740 Backported from trunk
2741 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2744 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2746 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2748 Backport from mainline.
2749 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2752 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2753 mark as predicable. Adjust asm template.
2754 (vec_setv2di_internal): Likewise.
2755 (vec_extract<mode> VD, VQ): Likewise.
2756 (vec_extractv2di): Likewise.
2757 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2758 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2759 (neon_vdup_n<mode> VX, V32): Likewise.
2760 (neon_vdup_nv2di): Likewise.
2762 2012-08-17 Walter Lee <walt@tilera.com>
2764 Backport from mainline
2765 2012-08-17 Walter Lee <walt@tilera.com>
2767 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2768 (FEEDBACK_ENTER): Define.
2769 (FEEDBACK_REENTER): Define.
2770 (FEEDBACK_ENTRY): Define.
2771 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2772 (FEEDBACK_ENTER): Define.
2773 (FEEDBACK_REENTER): Define.
2774 (FEEDBACK_ENTRY): Define.
2776 2012-08-16 Walter Lee <walt@tilera.com>
2778 Backport from mainline
2779 2012-08-16 Walter Lee <walt@tilera.com>
2781 * config.gcc (tilegx-*-linux*): Add feedback.h.
2782 (tilepro-*-linux*): Likewise.
2783 * config/tilegx/feedback.h: New file.
2784 * config/tilepro/feedback.h: New file.
2786 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2788 Backport from mainline r189840 and r187586:
2789 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2791 * config/i386/i386.md (stack_protect_set): Disable the pattern
2792 for Android since Android libc (bionic) does not provide random
2793 value for stack protection guard at gs:0x14. Guard value
2794 will be provided from external symbol (default implementation).
2795 (stack_protect_set_<mode>): Likewise.
2796 (stack_protect_test): Likewise.
2797 (stack_protect_test_<mode>): Likewise.
2798 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2799 not have Bionic by default
2800 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2801 Macro OPTION_BIONIC is defined in this file and provides Bionic
2802 accessibility status
2804 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2806 * configure.ac: Stack protector enabling for Android targets.
2807 * configure: Regenerate.
2809 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2811 Backported from trunk
2812 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2814 PR rtl-optimization/53942
2815 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2816 directly from likely spilled non-fixed hard registers, move them
2819 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2821 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2822 (xop_phaddubq): Ditto.
2824 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2826 Backport from mainline
2827 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2828 Richard Earnshaw <rearnsha@arm.com>
2830 * target.def (vector_alignment): New target hook.
2831 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2832 * doc/tm.texi: Regenerate.
2833 * targhooks.c (default_vector_alignment): New function.
2834 * targhooks.h (default_vector_alignment): Add prototype.
2835 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2836 * config/arm/arm.c (arm_vector_alignment): New function.
2837 (TARGET_VECTOR_ALIGNMENT): Define.
2839 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2840 vector type alignment instead of size.
2841 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2842 element type size directly instead of computing it from alignment.
2843 Fix variable naming and comment.
2845 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2847 Backport from mainline
2848 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2850 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2851 (alpha_pad_function_end): ... this. Also insert NOP between
2852 sibling call and GP load.
2853 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2855 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2857 Backport from mainline
2858 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2859 H.J. Lu <hongjiu.lu@intel.com>
2861 PR rtl-optimization/54157
2862 * combine.c (gen_lowpart_for_combine): Don't return identity
2863 for CONST or symbolic reference.
2865 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2867 Backport from mainline
2868 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2870 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2871 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2872 split_cost argument signed.
2873 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2874 (ix86_avoid_lea_for_addr): Ditto.
2876 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2878 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2879 the address has less than two components.
2881 2012-08-02 Steve Ellcey <sellcey@mips.com>
2883 Backport from mainline
2884 2012-07-19 Steve Ellcey <sellcey@mips.com>
2886 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2889 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2891 Backport from mainline
2892 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2895 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2896 negative constant address for TARGET_X32 ...
2897 (ix86_decompose_address): ... here. Reject constant addresses
2898 that don't satisfy x86_64_immediate_operand predicate.
2900 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2903 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2904 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2905 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2906 addresses. Prevent zero extensions of CONST_INT operands.
2908 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2911 * config/i386/i386.md (*lea): New insn pattern.
2913 (*lea<mode>_2): Ditto.
2914 (*lea_{3,4,5,6}_zext): Ditto.
2915 * config/i386/predicates.md (lea_address_operand): Do not reject
2916 zero-extended address operands.
2917 * config/i386/constraints.md (j): Remove address constraint.
2918 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2920 (ix86_print_operand_address): Handle SImode subreg of an address.
2921 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2923 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2925 Backport from mainline
2926 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2929 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2930 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2932 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2933 (*movdi_internal_rex64): Use %E operand modifier for lea.
2934 (*movsi_internal): Ditto.
2936 (*lea<mode>_2): Ditto.
2937 (*lea_{3,4,5,6}_zext): Ditto.
2938 (*tls_global_dynamic_32_gnu): Ditto.
2939 (*tls_global_dynamic_64): Ditto.
2940 (*tls_dynamic_gnu2_lea_32): Ditto.
2941 (*tls_dynamic_gnu2_lea_64): Ditto.
2942 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2944 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2946 Backport from mainline
2947 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2949 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2951 (ix86_print_operand_address): Assert that parts.base and parts.index
2952 are non-NULL after call to simplify_subreg.
2954 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2957 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2959 * config/sh/sh.c (sh_option_override): Do not change
2960 flag_finite_math_only. Set TARGET_IEEE to complement of
2961 flag_finite_math_only.
2962 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2963 description of mieee and mno-ieee behavior.
2965 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2968 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2969 (_lzcnt_u64): Ditto.
2971 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2973 Backport from mainline
2974 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2976 PR rtl-optimization/52250
2977 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2978 to put note list into. Unconditionally call move_bb_info.
2979 (move_bb_info): Do not assert the blocks being in the same region,
2980 just drop the note list if they are not.
2982 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2984 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2986 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2988 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2989 defining statement is a SSA name that occurs in abnormal PHIs.
2991 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2993 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2996 2012-07-19 Richard Guenther <rguenther@suse.de>
2997 Eric Botcazou <ebotcazou@adacore.com>
2999 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
3000 about transition from invariant to known bits.
3001 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
3003 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3006 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
3007 (cleanup_tree_cfg_bb): Don't call it.
3008 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
3011 2012-07-19 Christian Bruel <christian.bruel@st.com>
3014 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
3016 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
3018 * config.gcc (v850-*-rtems*): New target.
3019 * config/v850/rtems.h: New.
3020 * config/v850/t-rtems: New.
3022 2012-07-18 Nick Clifton <nickc@redhat.com>
3024 * doc/invoke.texi (ARM Options): Document -munaligned-access.
3026 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
3030 Backport from mainline
3031 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3034 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3035 instead expand it as zero extension.
3037 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
3039 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
3040 QImode and HImode splitters. Use ix86_comparison_operator.
3041 Explicitly match FLAGS_REG.
3042 (DFmode cmove splitter): Explicitly match FLAGS_REG.
3044 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
3045 Steven Bosscher <steven@gcc.gnu.org>
3046 Bernd Schmidt <bernds@codesourcery.com>
3048 PR rtl-optimization/53908
3049 * df-problems.c (can_move_insns_across): When doing
3050 memory-reference book-keeping, handle call insns.
3052 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
3054 Backport from mainline
3055 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3058 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
3059 sibcall_insn_operand. Move it to a temporary register if not.
3061 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3064 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
3065 emit PIC sequence for fnaddr symbol reference in advance.
3067 2012-07-09 Jason Merrill <jason@redhat.com>
3070 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3071 (type_hash_eq): Likewise.
3074 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
3076 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3078 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3079 due to negative shift amount.
3081 2012-07-06 Kai Tietz <ktietz@redhat.com>
3083 Backport from mainline.
3085 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3086 as "/mingw/include".
3088 2012-07-06 Nick Clifton <nickc@redhat.com>
3090 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3091 default_encode_section_info.
3093 2012-07-06 Richard Guenther <rguenther@suse.de>
3095 Backport from mainline
3096 2012-03-30 Richard Guenther <rguenther@suse.de>
3099 * double-int.c (rshift_double): Remove not needed cast.
3101 2012-03-28 Richard Guenther <rguenther@suse.de>
3104 * double-int.h (rshift_double): Remove.
3105 * double-int.c (lshift_double): Use absu_hwi to make count
3107 (rshift_double): Make static, take unsigned count argument,
3108 remove handling of negative count argument.
3109 (double_int_rshift): Dispatch to lshift_double.
3111 2012-07-06 Richard Guenther <rguenther@suse.de>
3113 Backport from mainline
3114 2012-06-18 Richard Guenther <rguenther@suse.de>
3116 PR tree-optimization/53693
3117 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3118 Reject operands with more than one use.
3120 2012-07-06 Richard Guenther <rguenther@suse.de>
3122 Backport from mainline
3123 2012-04-11 Richard Guenther <rguenther@suse.de>
3126 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3127 consider loop nesting.
3128 (evolution_function_is_univariate_p): Properly check the remainder
3131 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3133 Backport from mainline
3134 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3136 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3137 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3138 (adjacent_mem_locations): Move some code to and call...
3139 (get_memref_parts): ...new function.
3140 (mem_locations_overlap): New function.
3141 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3142 (is_mem_ref): Rename to...
3143 (find_mem_ref): ...this. Return MEM rtx.
3144 (get_store_dest): Remove function.
3145 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3146 new parameter and adjust calls.
3147 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3148 mem refs overlap for true_store_to_load_dep_costly.
3149 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3150 passed to adjacent_mem_locations.
3151 (is_costly_group): Walk resolved dependency list.
3152 (force_new_group): Emit group ending nop for Power6/Power7.
3153 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3154 (group_ending_nop): New define_insn.
3156 2012-07-04 Richard Guenther <rguenther@suse.de>
3159 * gimple-fold.c (get_base_constructor): Do not return an
3160 error_mark_node DECL_INITIAL.
3162 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3164 Backport from mainline
3165 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3167 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3168 code model string in the error message.
3170 2012-07-04 Tristan Gingold <gingold@adacore.com>
3172 Backport from mainline.
3173 2012-06-25 Tristan Gingold <gingold@adacore.com>
3175 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3176 (seh_cfa_adjust_cfa): ... that function.
3177 (seh_emit_stackalloc): Do not emit out of range values.
3178 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3179 UNSPEC_DEF_CFA constants.
3180 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3181 * config/i386/i386.c (ix86_frame_pointer_required): Required
3182 for very large frames on SEH target.
3183 (ix86_compute_frame_layout): Save area is before frame pointer
3184 on SEH target. Handle very large frames.
3185 (ix86_expand_prologue): Likewise.
3187 2012-07-04 Richard Guenther <rguenther@suse.de>
3189 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3190 as in free_lang_data_in_type.
3192 2012-07-02 Martin Jambor <mjambor@suse.cz>
3194 Backport from mainline.
3195 2012-07-02 Martin Jambor <mjambor@suse.cz>
3198 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3199 dynamic type change check.
3201 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3203 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3204 last statement of the finally block onto the switch.
3206 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3208 * configure: Regenerate.
3210 Backport from mainline.
3211 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3213 * config.gcc (target_type_format_char): New. Document it. Set it for
3215 * configure.ac (gnu_unique_option): Use target_type_format_char
3216 in test. Comment rationale.
3218 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3220 Backport from mainline.
3221 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3223 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3225 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3227 Backport from 2012-06-28 mainline r189049
3230 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3231 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3232 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3233 avr_hard_regno_call_part_clobbered.
3235 2012-06-28 Richard Guenther <rguenther@suse.de>
3238 * expr.c (expand_expr_real_1): Verify if the type is complete
3239 before inspecting its size.
3241 2012-06-27 Nick Clifton <nickc@redhat.com>
3243 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3246 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3249 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3251 2012-06-26 Nick Clifton <nickc@redhat.com>
3253 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3255 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3258 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3259 of x x x in the vmovlps load alternative.
3261 2012-06-22 Richard Guenther <rguenther@suse.de>
3263 * gcov-iov.c: Include bconfig.h and system.h.
3265 2012-06-22 Richard Guenther <rguenther@suse.de>
3267 PR gcov-profile/53744
3268 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3270 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3272 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3273 DECL_IGNORED_P non-reg vars even if they are used.
3275 2012-06-19 Jason Merrill <jason@redhat.com>
3278 * dwarf2out.c (modified_type_die): Use scope_die_for.
3279 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3280 (uses_local_type_r, uses_local_type): New.
3281 (scope_die_for): Keep a type that uses a local type in local scope.
3282 Use get_context_die for namespace and type scope.
3284 2012-06-19 Richard Guenther <rguenther@suse.de>
3287 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3288 replace it with the first non-BLOCK context.
3290 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3292 PR rtl-optimization/53700
3294 Backport from mainline
3295 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3297 * ira-color.c (setup_left_conflict_sizes_p): Process all
3298 conflicting objects.
3300 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3302 Backport from mainline
3303 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3306 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3307 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3308 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3309 instead of xop_mulv2div2di3_low.
3310 (xop_p<macs>dql): Fix vec_select selector.
3311 (xop_p<macs>dqh): Ditto.
3312 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3313 (xop_mulv2div2di3_high): Ditto.
3315 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3317 Backport from mainline:
3318 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3320 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3322 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3324 Backport from mainline:
3325 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3327 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3328 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3329 MAX_PCREL17F_OFFSET instead of fixed offset.
3330 (pa_attr_length_call): Likewise.
3331 (pa_attr_length_indirect_call): Likewise.
3333 2012-06-15 Walter Lee <walt@tilera.com>
3335 Backport from mainline:
3336 2012-06-15 Walter Lee <walt@tilera.com>
3338 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3340 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3342 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3344 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3346 Backport from mainline:
3348 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3349 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3350 * gimple.h (block_in_transaction): Check for flag_tm.
3352 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3354 PR tree-optimization/52558
3356 Backport from mainline:
3357 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3358 * gimple.h (gimple_set_in_transaction): Remove.
3359 (gimple_in_transaction): Look in BB instead.
3360 (gimple_statement_base): Remove in_transaction field.
3361 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3362 * trans-mem.c (compute_transaction_bits): Place transaction bit
3363 information into basic blocks.
3365 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3367 PR tree-optimization/52558
3368 * cfg.c (alloc_aux_for_edge): Fix comment.
3369 (alloc_aux_for_edge): Remove static.
3370 * basic-block.h (alloc_aux_for_edge): Protoize.
3371 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3372 (execute_sm_if_changed_flag): New.
3373 (execute_sm_if_changed_flag_set): New.
3374 (execute_sm): Do not generate data races unless requested.
3375 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3376 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3377 * gimple.h (block_in_transaction): New.
3378 (gimple_in_transaction): Use block_in_transaction.
3380 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3382 Backported from mainline
3383 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3385 PR rtl-optimization/53589
3386 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3387 discovery even when e->dest != target. If any LABEL_REF points
3388 to e->dest label, redirect it to target's label.
3390 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3393 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3394 returns false, replace stmt with GIMPLE_NOP.
3395 (check_omp_nesting_restrictions): Instead of issuing warnings,
3396 issue errors and return false if any errors were reported.
3398 2012-06-14 Richard Guenther <rguenther@suse.de>
3400 * BASE-VER: Set to 4.7.2.
3401 * DEV-PHASE: Set to prerelease.
3403 2012-06-12 Christian Bruel <christian.bruel@st.com>
3406 * config/sh/sh.c (sh_option_override): Don't force
3407 flag_omit_frame_pointer and maccumulate_outgoing_args.
3408 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3410 2012-06-14 Release Manager
3412 * GCC 4.7.1 released.
3414 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3416 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3418 2012-06-13 Richard Henderson <rth@redhat.com>
3420 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3421 iterator instead of INT.
3423 2012-06-08 Richard Henderson <rth@redhat.com>
3426 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3427 note to a clobber insn when no other insn is available.
3429 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3432 * doc/invoke.texi (Wenum-compare): Update documentation.
3434 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3437 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3439 (altivec_stvlxl): Ditto.
3440 (altivec_stvrx): Ditto.
3441 (altivec_stvrxl): Ditto.
3443 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3446 * trans-mem.c (expand_block_edges): Do not skip the first
3447 statement when resetting the BB.
3449 2012-06-04 Richard Guenther <rguenther@suse.de>
3452 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3453 create new assembler names.
3455 2012-06-04 Richard Guenther <rguenther@suse.de>
3457 Backport from mainline
3458 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3461 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3462 larger than maxbits. Don't compute maxbits modulo align.
3463 Also check that unit bytes long store at bitpos / unit * unit
3464 doesn't affect bits beyond bitregion_end.
3465 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3466 would not fit into bitregion_start ... bitregion_end + 1 bit
3468 (store_split_bit_field): Decrease unit close to end of bitregion_end
3469 if access is restricted in order to avoid mutual recursion.
3471 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3473 Backport from 2012-06-04 mainline r188172
3476 * config/avr/avr-stdint.h: New file.
3477 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3480 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3482 PR tree-optimization/53550
3483 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3484 is POINTER_TYPE_P, use sizetype as step type instead of type.
3486 2012-06-04 Richard Guenther <rguenther@suse.de>
3487 Eric Botcazou <ebotcazou@adacore.com>
3489 Backport from mainline
3490 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3492 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3493 Change type of BITOFFSET to signed. Make sure the lower bound of
3494 the computed range is non-negative by adjusting OFFSET and BITPOS.
3495 (expand_assignment): Adjust call to get_bit_range.
3497 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3499 * expr.c (get_bit_range): Return the null range if the enclosing record
3500 is part of a larger bit field.
3502 2012-03-20 Richard Guenther <rguenther@suse.de>
3504 * stor-layout.c (finish_bitfield_representative): Fallback
3505 to conservative maximum size if the padding up to the next
3506 field cannot be computed as a constant.
3507 (finish_bitfield_layout): If we cannot compute the distance
3508 between the start of the bitfield representative and the
3509 bitfield member start a new representative.
3510 * expr.c (get_bit_range): The distance between the start of
3511 the bitfield representative and the bitfield member is zero
3512 if the field offsets are not constants.
3514 2012-03-16 Richard Guenther <rguenther@suse.de>
3516 * stor-layout.c (finish_bitfield_representative): Fall back
3517 to the conservative maximum size if we cannot compute the
3518 size of the tail padding.
3520 2012-03-14 Richard Guenther <rguenther@suse.de>
3522 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3523 * stor-layout.c (start_bitfield_representative): New function.
3524 (finish_bitfield_representative): Likewise.
3525 (finish_bitfield_layout): Likewise.
3526 (finish_record_layout): Call finish_bitfield_layout.
3527 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3528 for QUAL_UNION_TYPE fields.
3529 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3530 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3531 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3536 * expr.c (get_bit_range): Unconditionally extract bitrange
3537 from DECL_BIT_FIELD_REPRESENTATIVE.
3538 (expand_assignment): Adjust call to get_bit_range.
3540 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3543 * fold-const.c (fold_binary_loc): Refine previous change.
3545 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3547 Backport from mainline
3548 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3551 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3552 avoid going above orig insn. Update comments.
3554 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3556 Backport from mainline
3557 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3560 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3561 prologue for unwinder and profiler.
3563 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3565 Backport from mainline
3566 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3568 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3570 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3572 Backport from mainline
3573 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3575 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3576 DBX_REGISTER_NUMBER.
3578 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3580 Backport from mainline
3581 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3583 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3584 operand is CONST_INT. Take COSTS_N_INSNS into account.
3585 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3588 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3590 * config/avr/avr.opt (-msp8): Document it.
3591 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3593 2012-05-31 Richard Guenther <rguenther@suse.de>
3596 * expr.c (expand_assignment): Do not use movmisalign on
3599 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3602 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3603 (pa_section_type_flags): New.
3604 (pa_legitimate_constant_p): Revert previous change.
3606 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3608 Backport from mainline
3609 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3612 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3613 accessed indirectly.
3614 (ipa_tm_create_version): Same.
3616 2012-05-30 Jason Merrill <jason@redhat.com>
3619 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3620 about array compound literals.
3622 2012-05-30 Richard Guenther <rguenther@suse.de>
3625 * fold-const.c (fold_binary_loc): Make sure to call
3626 fold_plusminus_mult_expr with the original sign of operands.
3628 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3630 * explow.c (probe_stack_range): Restore simple control flow and stop
3631 again when the probe cannot be generated if HAVE_check_stack.
3633 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3635 PR rtl-optimization/53519
3636 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3637 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3639 2012-05-29 Richard Guenther <rguenther@suse.de>
3641 PR tree-optimization/53516
3642 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3644 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3646 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3648 Backport from mainline
3649 2012-05-28 Richard Guenther <rguenther@suse.de>
3651 PR tree-optimization/53438
3652 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3654 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3656 Backport from mainline
3657 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3659 PR rtl-optimization/52528
3660 * combine.c (can_combine_p): Add setting of subst_low_luid
3661 before call to expand_field_assignment().
3663 2012-05-26 Martin Jambor <mjambor@suse.cz>
3665 Backport from mainline
3666 2012-05-23 Martin Jambor <mjambor@suse.cz>
3668 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3670 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3673 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3674 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3676 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3679 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3680 (ix86_expand_vec_perm): Use int mode instead of float.
3682 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3685 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3686 gnu_ld variables to yes.
3687 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3688 (HAVE_GNU_AS): Likewise.
3689 * config.in: Regenerate.
3690 * configure: Likewise.
3692 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3694 Backport from mainline
3695 2012-03-12 Richard Guenther <rguenther@suse.de>
3696 * config/arm/arm.c (neon_dereference_pointer): Do not call
3697 covert during RTL expansion.
3699 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3701 Backport from mainline
3702 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3705 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3706 relied on signed overflow behavior.
3708 2012-05-24 Richard Guenther <rguenther@suse.de>
3711 * tree-profile.c (tree_profiling): Cleanup the CFG if
3712 execute_fixup_cfg requests it.
3714 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3716 PR tree-optimization/53465
3717 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3718 vr0 into *vr, then vrp_meet that.
3719 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3720 have any equivalences.
3721 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3724 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3726 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3728 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3729 (iterative_hash_gimple_type): Adjust comment.
3730 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3731 domain for an array type instead of the domain type itself.
3733 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3735 Backport from 2012-05-23 mainline r187803
3738 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3739 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3742 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3744 Backport from 2012-05-03 mainline r187075
3746 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3747 has_fma4 for AMD processors with both fma3 and fma4 support.
3749 2012-05-22 Richard Guenther <rguenther@suse.de>
3751 PR tree-optimization/53408
3752 * tree-vect-loop.c (vectorizable_induction): Properly check
3753 the restriction that we cannot handle induction results from
3754 the inner loop outside of the outer loop.
3756 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3758 PR tree-optimization/53436
3759 * omp-low.c (omp_build_component_ref): New function.
3760 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3762 PR tree-optimization/53366
3763 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3764 tests if complex_numbers == 2, but there are non-complex number loads
3767 PR tree-optimization/53409
3768 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3769 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3771 PR tree-optimization/53410
3772 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3773 instead of build_int_cst (type, 0) where vector types might be
3776 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3779 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3780 from folded operands before wrapping another around the
3781 conditional expression.
3783 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3784 Patrick Marlier <patrick.marlier@gmail.com>
3786 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3789 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3791 Backport from mainline
3792 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3795 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3796 (UNSPECV_RDRAND): This.
3797 (rdrand<mode>_1): Updated.
3799 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3801 Backport from mainline
3802 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3804 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3805 RDRND, F16C and FSGSBASE.
3807 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3809 Backport from mainline
3810 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3812 * tree-ssa-pre.c (can_value_number_call): Delete.
3813 (compute_avail): Skip all statements with side effects.
3814 <GIMPLE_CALL>: Skip calls to internal functions.
3816 2012-05-18 David S. Miller <davem@davemloft.net>
3818 Backport r185385 from mainline
3819 2012-03-14 Richard Guenther <rguenther@suse.de>
3822 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3823 element type instead of mode, use build_vector_type_for_mode
3824 instead of the langhook, build a vector of proper signedness.
3825 (expand_vector_operations_1): Adjust.
3827 2012-05-18 Olivier Hainque <hainque@adacore.com>
3829 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3830 $(libsubdir) as libexecsubdir.
3832 2012-05-16 Andrew Pinski <apinski@cavium.com>
3834 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3837 2012-05-16 David S. Miller <davem@davemloft.net>
3839 * jump.c (delete_related_insns): If we remove a CALL, make sure
3840 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3842 2012-05-16 Richard Henderson <rth@redhat.com>
3845 * combine-stack-adj.c (prev_active_insn_bb): New.
3846 (next_active_insn_bb): New.
3847 (force_move_args_size_note): New.
3848 (combine_stack_adjustments_for_block): Use it.
3850 2012-05-16 Olivier Hainque <hainque@adacore.com>
3852 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3853 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3854 Add comments and improve stamp preservation across the whole sequence.
3855 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3857 2012-05-16 Richard Guenther <rguenther@suse.de>
3859 PR tree-optimization/53364
3860 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3861 detect a view-conversion of the decl.
3863 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3866 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3867 that operands[2] is either immediate, or q_regs_operand.
3869 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3871 Backport r187139 from mainline.
3872 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3874 PR rtl-optimization/52804
3875 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3876 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3877 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3878 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3879 RELOAD_FOR_OUTADDR_ADDRESS.
3881 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3884 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3885 generate target register for "load" class builtins.
3888 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3891 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3892 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3893 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3894 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3895 (<sse>_movu<ssemodesuffix>): New expander.
3896 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3897 (avx_movdqu<avxmodesuffix>): New expander.
3898 (*sse2_movdqu): Rename from sse2_movdqu.
3899 (sse2_movdqu): New expander.
3901 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3903 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3904 lineno 1 the same as lineno 0 before first start file directive.
3905 (optimize_macinfo_range): Likewise.
3907 * dwarf2out.c (have_macinfo): Define.
3908 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3909 attribute, don't force empty compilation unit and don't emit any
3910 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3912 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3914 Backport from mainline
3915 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3917 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3918 ORDERED and UNORDERED conditions.
3920 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3922 * function.c (requires_stack_frame_p): If the function can throw
3923 non-call exceptions, return true if the insn can throw internally.
3925 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3927 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3928 DECL_ORIGINAL_TYPE if it is present.
3930 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3932 Backport from 2012-05-12 mainline r187342.
3935 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3936 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3937 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3938 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3939 (expand_prologue): Move initialization of cfun->machine->is_naked,
3940 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3941 (avr_set_current_function): ...this new static function.
3942 (TARGET_SET_CURRENT_FUNCTION): New define.
3943 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3944 checking attributes of current_function_decl.
3945 (avr_regs_to_save): Ditto.
3946 (signal_function_p): Rename to avr_signal_function_p.
3947 (interrupt_function_p): Rename to avr_interrupt_function_p.
3949 * doc/extend.texi (Function Attributes): Better explanation of
3950 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3953 2012-05-09 Matthias Klose <doko@ubuntu.com>
3955 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3957 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3960 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3961 when a constant source operand matches an "I" constraint, the "no
3962 CC0 change" applies to a register-destination only, not a
3963 strict_low_part-destination.
3965 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3967 Backport from mainline:
3968 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3970 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3972 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3974 PR tree-optimization/53239
3975 * tree-vrp.c (get_value_range): Set VR of
3976 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3979 2012-05-07 Richard Guenther <rguenther@suse.de>
3981 PR tree-optimization/53195
3982 * tree-inline.c (setup_one_parameter): Properly add referenced
3983 vars from the parameters new known value.
3985 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3987 Backport from mainline:
3988 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3991 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3994 2012-05-04 Ian Lance Taylor <iant@google.com>
3996 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3997 values from false to NULL.
3999 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4001 Backport from mainline
4002 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4005 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
4006 (TARGET_CMOV): Rename from TARGET_CMOVE.
4007 (TARGET_CMOVE): New define.
4008 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
4009 Do not set TARGET_CMOVE here.
4011 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4013 Backport from mainline:
4015 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4017 PR tree-optimization/52633
4018 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
4019 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
4020 (vect_recog_over_widening_pattern): Remove handling of code that was
4021 already detected as over-widening pattern. Remove special handling
4022 of "unsigned" cases. Instead, support general case of conversion
4023 of the shift result to another type.
4025 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4027 * tree-vect-patterns.c (vect_single_imm_use): New function.
4028 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
4029 (vect_recog_over_widening_pattern): Likewise.
4030 (vect_recog_widen_shift_pattern): Likewise.
4032 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4034 PR tree-optimization/52870
4035 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4036 presumed pattern statement is within the same loop or basic block.
4038 2012-05-04 Richard Guenther <rguenther@suse.de>
4040 * common.opt (flto-report): Do not mark as Optimization.
4042 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
4045 * recog.c (constrain_operands): If extra constraints are present, also
4046 accept pseudo-registers with equivalent memory locations during reload.
4048 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4050 Backport from the mainline
4051 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4054 * config/rs6000/rs6000.md (bswapdi splitters): If
4055 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
4056 default) is used, generate an alternate sequence that does not
4057 depend on using indexed addressing.
4059 2012-05-03 David S. Miller <davem@davemloft.net>
4062 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
4063 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
4064 (sparc_emit_float_lib_cmp): Likewise.
4066 2012-05-04 Martin Jambor <mjambor@suse.cz>
4068 Backport from mainline
4069 2012-05-02 Martin Jambor <mjambor@suse.cz>
4072 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
4073 of a variable when the contect is a function.
4075 2012-05-03 Jakub Jelinek <jakub@redhat.com>
4078 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
4079 append program name to it and pass that as first argument
4080 to make_relative_prefix. Always pass standard_libexec_prefix
4081 as last argument to make_relative_prefix. If
4082 make_relative_prefix returns NULL, fall back to
4083 standard_libexec_prefix.
4086 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4090 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4091 mode, return that mode.
4093 2012-05-03 Richard Guenther <rguenther@suse.de>
4095 PR tree-optimization/53144
4096 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4098 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4099 with SSA name values.
4100 (vn_reference_lookup_3): Adjust callers.
4102 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4104 PR tree-optimization/53163
4105 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4106 return value from compute_all_dependences.
4108 PR rtl-optimization/53160
4109 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4110 has been modified by ree pass already.
4112 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4114 Backport from mainline
4115 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4118 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4119 calls to cgraph_node_name in xstrdup.
4120 (ipa_make_edge_direct_to_target): Ditto.
4121 * tree-sra.c (convert_callers_for_node): Ditto.
4122 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4123 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4124 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4125 (cgraph_materialize_all_clones): Ditto.
4126 * ipa-inline.c (report_inline_failed_reason): Ditto.
4127 (want_early_inline_function_p): Ditto.
4128 (edge_badness): Ditto.
4129 (update_edge_key): Ditto.
4130 (flatten_function): Ditto.
4131 (ipa_inline): Ditto.
4132 (inline_always_inline_functions): Ditto.
4133 (early_inline_small_functions): Ditto.
4135 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4137 Backport from mainline
4138 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4140 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4141 Introduce emul_name to select the right linker emulation for
4142 powerpc64-*-freebsd*.
4143 * configure: Regenerate.
4144 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4145 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4146 * config/rs6000/freebsd64.h: New file.
4147 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4149 (rs6000_savres_strategy): Likewise.
4150 (rs6000_savres_routine_name): Likewise.
4151 (rs6000_elf_file_end): Likewise.
4152 * config/rs6000/t-freebsd64: New file.
4153 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4154 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4156 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4158 Backport from mainline
4159 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4162 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4164 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4166 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4167 predicate to discriminate types.
4169 2012-04-27 Richard Guenther <rguenther@suse.de>
4172 * convert.c (convert_to_integer): Avoid infinite recursion for
4173 target-defined built-in types.
4175 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4178 * config/cris/cris.md ("*andhi_lowpart_v32")
4179 ("*andqi_lowpart_v32"): Change first input-only operand from
4180 a (match_operand ...) to (match_dup 0). Drop alternatives with
4181 const_int-matching constraints for redundancy.
4182 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4183 three-operand alternative.
4185 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4187 Backport from mainline
4188 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4190 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4191 (*addsi_2_zext): Ditto.
4192 (*add<mode>_3): Ditto.
4193 (*addsi_3_zext): Ditto.
4194 (*add<mode>_5): Ditto.
4196 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4199 * c-typeck.c (set_nonincremental_init,
4200 set_nonincremental_init_from_string): Pass true instead of false
4201 as IMPLICIT to add_pending_init.
4203 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4205 Backport from 2012-04-24 mainline r186768.
4208 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4210 2012-04-24 Richard Guenther <rguenther@suse.de>
4212 PR tree-optimization/53085
4213 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4216 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4219 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4221 (output_addressed_constants): Likewise.
4224 * varasm.c (get_section): Don't ICE for section conflicts with
4225 built-in section kinds.
4227 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4229 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4231 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4233 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4235 2012-04-23 Richard Guenther <rguenther@suse.de>
4238 * c-typeck.c (build_binary_op): Fix typo.
4240 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4242 PR tree-optimizations/52891
4243 * tree-vect-patterns.c (adjust_bool_pattern): Use
4244 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4245 but with non-standard precision.
4247 2012-04-22 Ian Lance Taylor <iant@google.com>
4249 * godump.c (go_output_typedef): Dump size of structs.
4251 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4253 Backport from mainline:
4255 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4256 hints for 'A' operand types.
4258 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4260 Backport from 2012-04-19 mainline r186588.
4263 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4264 the case *(X+const).
4266 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4268 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4270 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4273 * config/i386/sync.md (atomic_<code><mode>): Rename to
4274 atomic_<logic><mode>.
4276 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4278 Backport from mainline
4279 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4282 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4283 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4284 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4285 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4286 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4287 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4288 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4289 gen_avx2_permvarv8sf.
4291 2012-04-16 Martin Jambor <mjambor@suse.cz>
4293 Backported from mainline
4295 2012-04-13 Martin Jambor <mjambor@suse.cz>
4298 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4299 fold_ctor_reference returns a zero constant.
4301 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4303 Backported from mainline
4304 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4306 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4307 and __ILP32__ for x32.
4309 2012-04-13 Tom de Vries <tom@codesourcery.com>
4311 Backport from mainline r186418.
4313 2012-04-13 Tom de Vries <tom@codesourcery.com>
4315 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4316 parameters vuse and vuse_escaped.
4317 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4318 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4321 2012-04-13 Richard Guenther <rguenther@suse.de>
4323 PR tree-optimization/52969
4324 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4325 the condition for the COND_EXPR and handle predicate negation
4326 by swapping the COND_EXPR arms.
4328 2012-04-13 Richard Guenther <rguenther@suse.de>
4331 * convert.c (convert_to_pointer): Remove special-casing of
4334 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4336 Backport from mainline
4337 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4340 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4341 the list of options to enable the FCFID instruction.
4342 (TARGET_EXTRA_BUILTINS): Adjust comment.
4344 2012-04-12 Richard Guenther <rguenther@suse.de>
4346 PR tree-optimization/52943
4347 * tree-chrec.h (chrec_is_positive): Remove.
4348 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4349 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4350 Return false for a constant zero instead of negative.
4351 (analyze_siv_subscript_cst_affine): Handle zero difference
4352 in the initial condition explicitely.
4354 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4357 * varasm.c (process_pending_assemble_externals): Set
4358 pending_assemble_externals_processed true.
4359 (assemble_external): Call assemble_external_real if the pending
4360 assemble externals have been processed.
4362 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4365 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4366 the DECL generated for the special GOT helper.
4368 2012-04-06 Walter Lee <walt@tilera.com>
4370 Backport from mainline
4371 2012-03-07 Walter Lee <walt@tilera.com>
4373 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4374 REG_CFA_* notes for the stack pointer.
4375 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4376 EH_RETURN_STACKADJ_RTX.
4377 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4378 generate REG_CFA_* notes for the stack pointer.
4379 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4380 by EH_RETURN_STACKADJ_RTX.
4382 2012-04-06 Matt Turner <mattst88@gmail.com>
4384 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4386 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4388 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4389 of the destination isn't also a FP_REGS register.
4391 2012-04-03 Richard Guenther <rguenther@suse.de>
4393 Backport from mainline
4394 2012-03-02 Richard Guenther <rguenther@suse.de>
4396 PR tree-optimization/52406
4397 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4398 (struct indices): Add unconstrained_base member.
4399 (struct dr_alias): Remove unused vops member.
4400 (DR_UNCONSTRAINED_BASE): New define.
4401 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4402 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4403 be an artificial access that covers the whole indexed object,
4404 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4405 plain decl base-objects to their MEM_REF variant.
4406 (dr_may_alias_p): When the base-object of either data reference
4407 has unknown size use only points-to information.
4408 (compute_affine_dependence): Make dumps easier to read and
4410 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4411 DR_REF when looking for packed references.
4412 (vect_supportable_dr_alignment): Likewise.
4414 2012-04-03 Richard Guenther <rguenther@suse.de>
4416 Backport from mainline
4417 2012-03-15 Richard Guenther <rguenther@suse.de>
4420 * tree-data-ref.c (subscript_dependence_tester_1): Check
4421 all dimensions for non-conflicting access functions.
4423 2012-04-03 Richard Guenther <rguenther@suse.de>
4425 Backport from mainline
4426 2012-03-06 Richard Guenther <rguenther@suse.de>
4429 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4431 2012-03-23 Richard Guenther <rguenther@suse.de>
4433 PR tree-optimization/52678
4434 * tree-vectorizer.h (struct _stmt_vec_info): Add
4435 loop_phi_evolution_part member.
4436 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4437 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4438 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4439 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4440 Use the cached evolution part and the PHI nodes value from
4441 the loop preheader edge instead of re-analyzing the evolution.
4443 2012-03-26 Richard Guenther <rguenther@suse.de>
4445 PR tree-optimization/52701
4446 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4447 compute and set the evolution part of PHI nodes.
4449 2012-03-30 Richard Guenther <rguenther@suse.de>
4451 PR tree-optimization/52754
4452 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4453 propagate arbitrary addresses into really plain dereferences.
4455 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4457 PR tree-optimization/52835
4458 * tree-data-ref.c (build_rdg): Return NULL if
4459 compute_data_dependences_for_loop failed.
4461 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4463 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4464 (stmt_can_make_abnormal_goto): Use it.
4465 (is_ctrl_altering_stmt): Likewise.
4467 2012-03-31 Martin Jambor <mjambor@suse.cz>
4469 Backported from mainline
4470 2012-03-30 Martin Jambor <mjambor@suse.cz>
4472 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4473 is a builtin_stack_save in a dominating BB.
4475 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4477 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4478 crossing 128bit lane boundary.
4480 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4482 Backported from mainline
4483 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4486 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4488 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4489 * config/i386/i386.c: Include reload.h.
4490 (ix86_legitimize_reload_address): New function.
4492 2012-03-28 Martin Jambor <mjambor@suse.cz>
4494 Backported from mainline
4495 2012-03-27 Martin Jambor <mjambor@suse.cz>
4498 * tree-sra.c (sra_modify_assign): Do not call
4499 load_assign_lhs_subreplacements when working with an unscalarizable
4502 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4505 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4506 __builtin_va_start to __builtin_next_arg if the latter is
4507 builtin_decl_explicit_p rather than when it is not.
4510 * tree-vect-generic.c (vector_element): Perform multiplication
4511 for pos in bitsizetype type instead of idx type.
4513 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4515 Backport from 2012-03-28 mainline r185910.
4518 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4519 (avr_builtin_decl): New static function.
4520 (struct avr_builtin_description, avr_bdesc): Move up.
4521 Add GTY marker. Add field fndecl. Remove redundant field id.
4522 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4523 (avr_expand_builtin): Code cleanup because .id is removed.
4525 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4528 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4531 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4533 Backport from 2012-03-28 mainline r185907.
4536 * config.gcc (tm_file): Remove avr/multilib.h.
4538 * doc/invoke.texi (AVR Options): Adjust
4539 documentation of -mtiny-stack.
4541 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4542 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4543 * config/avr/t-avr: Remove generation of multilib.h.
4544 * config/avr/t-multilib: Regenerate.
4545 * config/avr/multilib.h: Remove.
4546 * config/avr/avr.opt (-msp8): New option.
4547 (avr_sp8): New variable.
4548 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4549 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4550 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4551 (avr_device_to_sp8): New prototype.
4552 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4553 (DRIVER_SELF_SPECS): New define.
4554 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4555 __AVR_SP8__, __AVR_HAVE_SPH__.
4556 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4557 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4558 (avr_file_start): Ditto.
4560 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4563 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4564 instead of 8 in adjust_address.
4566 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4568 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4569 of a unit before computing the offset in units.
4571 2012-03-27 Richard Guenther <rguenther@suse.de>
4574 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4577 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4580 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4582 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4585 * varasm.c: Include pointer-set.h.
4586 (pending_assemble_externals_set): New pointer set.
4587 (process_pending_assemble_externals): Destroy the pointer set.
4588 (assemble_external): See if decl is in pending_assemble_externals_set,
4589 and add it to pending_assemble_externals if necessary.
4590 (init_varasm_once): Allocate pending_assemble_externals_set.
4592 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4594 Backported from mainline
4595 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4598 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4599 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4600 (vector_ltgt<mode>): Likewise.
4601 (vector_ordered<mode>): Likewise.
4602 (vector_unordered<mode>): Likewise.
4603 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4605 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4607 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4610 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4612 Backported from mainline
4613 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4617 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4618 GENERAL_REGS and FP_REGS for SImode.
4620 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4623 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4624 on any new_local_var_chain vars declared during recursing on
4625 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4627 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4629 Backport from 2012-03-22 mainline r185692.
4632 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4633 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4634 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4635 (delay_cycles_1, delay_cycles_2): Ditto.
4636 (delay_cycles_3, delay_cycles_4): Ditto.
4637 (nopv, *nopv): Ditto.
4638 (sleep, *sleep): Ditto.
4641 Backport from 2012-03-21 mainline r185605.
4643 PR rtl-optimization/52543
4645 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4646 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4647 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4648 (avr_load_libgcc_p): Restrict to __flash loads.
4649 (avr_out_lpm): Only handle 1-byte loads from __flash.
4650 (avr_load_lpm): New function.
4651 (avr_find_unused_d_reg): Remove.
4652 (avr_out_lpm_no_lpmx): Remove.
4653 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4654 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4655 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4656 (load_<mode>, load_<mode>_clobber): New insns.
4657 (mov<mode>): For multi-byte move from non-generic
4658 16-bit address spaces: Expand to load_<mode> resp.
4659 load_<mode>_clobber.
4660 (load<mode>_libgcc): Remove expander.
4661 (split-lpmx): Remove split.
4663 Backport from 2012-03-13 mainline r185329.
4666 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4667 offset (size) to a value the insns can deal with.
4668 (expand_epilogue): Ditto.
4670 Backport from 2012-03-12 mainline r185256.
4673 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4674 type from reg_class_t to enum reg_class.
4675 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4677 Backport from 2012-03-12 mainline r185253.
4680 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4681 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4682 r184615 from 2012-02-28.
4684 Backport from 2012-03-08 mainline r185105.
4686 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4687 for constants in [-63,63].
4689 Backport from 2012-03-08 mainline r185100.
4692 * config/avr/avr.c (avr_mem_clobber): New static function.
4693 (avr_expand_delay_cycles): Add memory clobber operand to
4694 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4695 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4696 (enable_interrupt, disable_interrupt): New expander.
4697 (nopv, sleep, wdr): New expanders.
4698 (delay_cycles_1): Add memory clobber.
4699 (delay_cycles_2): Add memory clobber.
4700 (delay_cycles_3): Add memory clobber.
4701 (delay_cycles_4): Add memory clobber.
4702 (cli_sei): New insn from former "enable_interrupt",
4703 "disable_interrupt" with memory clobber.
4704 (*wdt): New insn from former "wdt" with memory clobber.
4705 (*nopv): Similar, but for "nopv".
4706 (*sleep): Similar, but for "sleep".
4708 Backport from 2012-03-07 mainline r185043.
4711 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4713 Backport from 2012-03-07 mainline r185032.
4716 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4717 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4718 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4720 Backport from 2012-03-07 mainline r185031.
4723 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4725 * config/avr/avr.md (xload_8): Adjust insn length.
4727 Backport from 2012-03-07 mainline r185030.
4730 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4731 if RAMPZ affects reading from RAM.
4733 Backport from 2012-03-05 mainline r184919.
4735 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4737 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4739 Backport from mainline r185259.
4742 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4743 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4745 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4747 Backported from mainline
4748 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4751 * c-parser.c (c_parser_postfix_expression)
4752 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4754 * config/i386/smmintrin.h: Avoid /* within a comment.
4755 * config/i386/nmmintrin.h: Likewise.
4757 2012-03-22 Richard Guenther <rguenther@suse.de>
4759 * BASE-VER: Set to 4.7.1.
4760 * DEV-PHASE: Set to prerelease.
4762 2012-03-22 Release Manager
4764 * GCC 4.7.0 released.
4766 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4768 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4770 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4771 Andrew Pinski <apinski@cavium.com>
4774 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4775 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4776 calls instead of __builtin_ir{int,ound}*.
4778 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4781 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4784 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4786 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4787 Refer to GCC 4.7 version of c99status.html.
4789 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4791 Backport from mainline
4792 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4794 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4795 redefine to be NULL if the current bit-size is different from the
4796 configured bit-size.
4798 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4799 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4800 set the default tuning. Add asserts to make sure the cpu and tune
4801 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4802 test whether the index is set, instead of > 0.
4803 (rs6000_file_start): Do not reset the default cpu if the current
4804 bit-size is different from the configured bit-size.
4806 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4808 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4810 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4811 Update binutils references.
4812 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4813 Update binutils reference.
4814 Update Sun as/GNU ld caveat.
4815 Document binutils largefile requirement for LTO plugin.
4816 Remove reference to alternate libpthread.
4818 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4820 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4822 (Specific, mips-sgi-irix6): Likewise.
4824 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4826 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4827 * configure: Regenerate.
4829 2012-03-07 Richard Henderson <rth@redhat.com>
4831 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4832 * config/m68k/sync.md (atomic_test_and_set): Use it.
4833 (atomic_test_and_set_1): Likewise.
4835 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4838 * Makefile.in: Let install-gcc-ar depend on installdirs,
4839 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4840 Don't double canonicalize if cross-compiling.
4842 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4844 * trans-mem.c: New typedef for tm_region_p.
4845 Define vector types for tm_region_p.
4846 (tm_region_init): Replace region_worklist to a vector called
4849 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4852 * trans-mem.c (tm_region_init): Use last_basic_block.
4854 2012-03-05 Richard Henderson <rth@redhat.com>
4857 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4858 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4859 BIGGEST_ALIGNMENT is aligned.
4861 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4863 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4865 2012-03-05 Richard Henderson <rth@redhat.com>
4868 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4869 instead of calling negqi2 directly.
4871 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4873 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4874 (INTMAX_TYPE): Use it.
4875 (UINTMAX_TYPE): Likewise.
4876 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4877 (irix6_c_common_override_options): Declare.
4878 (C_COMMON_OVERRIDE_OPTIONS): Define.
4879 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4880 * config/mips/irix6-c.c: New file.
4881 * config/mips/t-irix6 (irix6-c.o): New target.
4882 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4885 2012-03-02 Richard Henderson <rth@redhat.com>
4887 * optabs.c (expand_atomic_test_and_set): Honor
4888 atomic_test_and_set_trueval even when atomic_test_and_set
4889 optab is not in use.
4891 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4893 Backport from mainline
4894 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4896 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4898 2012-03-02 Richard Guenther <rguenther@suse.de>
4900 * DEV-PHASE: Set to prerelease.
4902 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4904 * config.gcc (obsolete): Add all ARM targets using the FPA.
4905 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4906 * doc/install.texi: Avoid references to obsolete ARM ports.
4908 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4910 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4912 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4913 Joern Rennecke <joern.rennecke@embecosm.com>
4915 * doc/extend.texi: Expand and update information on interrupt
4916 attribute for Epiphany.
4918 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4920 * config/sh/sh-protos.h: Update copyright notice dates.
4921 * config/sh/sh.h: Likewise.
4922 * config/sh/sh.md: Likewise.
4923 * config/sh/constraints.md: Likewise.
4924 * config/sh/predicates.md: Likewise.
4926 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4928 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4929 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4931 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4933 * config/sh/constraints.md: Fix comment typo.
4935 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4938 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4939 unsigned HOST_WIDE_INT.
4940 (zvdep_imm64): Likewise.
4941 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4942 (vdepi_and): Likewise.
4943 Likewise for unamed 64-bit patterns.
4944 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4946 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4949 PR rtl-optimization/52417
4950 * cselib.c (cselib_any_perm_equivs): New variable.
4951 (cselib_reset_table): Check that it's not set when not
4952 preserving constants.
4953 (cselib_add_permanent_equiv): Set it.
4954 (cselib_have_permanent_equivalences): New.
4955 (cselib_init, cselib_finish): Reset it.
4956 * cselib.h (cselib_have_permanent_equivalences): Declare.
4957 * alias.c (get_addr): Restore earlier behavior when there
4958 aren't permanent equivalences.
4960 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4962 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4963 * config/v850/v850-modes.def: Fix copyright notice.
4965 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4967 * doc/extend.texi (AVR Built-in Functions): Document
4968 __builtin_avr_flash_segment.
4970 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4971 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4972 (*split.flash_segment): New insn-and-split.
4973 * config/avr/avr.c (avr_init_builtins): Add local variables:
4974 const_memx_void_node, const_memx_ptr_type_node,
4975 char_ftype_const_memx_ptr.
4977 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4979 PR tree-optimization/52445
4980 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4981 add ssa_name_ver, offset and size fields and change store field
4983 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4984 (add_or_mark_expr): Likewise. Only consider previous stores
4985 with the same size and offset.
4986 (nt_init_block): Only look at gimple_assign_single_p stmts,
4987 doesn't look at rhs2.
4989 2012-03-01 Richard Guenther <rguenther@suse.de>
4992 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4993 conversions from integral types to pointer types.
4995 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4997 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4998 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4999 unintentionally removed in r184616.
5001 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5003 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
5006 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5007 Uros Bizjak <ubizjak@gmail.com>
5010 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
5011 alternatives, add "e" constraint to the new last alternative
5012 and ! to last 3 alternatives.
5014 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
5016 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
5017 DW_AT_artificial attributes at the end of the processing.
5018 (gen_array_type_die): Likewise.
5019 (gen_enumeration_type_die): Likewise.
5020 (gen_struct_or_union_type_die): Likewise.
5021 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
5024 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5027 * expr.c (expand_assignment): If doing misaligned store that doesn't
5028 cover all mode bits, perform a RMW cycle.
5030 PR tree-optimization/52429
5031 * tree-parloops.c (separate_decls_in_region_debug): Return early
5032 if var is LABEL_DECL.
5034 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5036 PR tree-optimization/52424
5037 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5038 calling dom_thread_across_edge.
5040 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5042 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5044 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5046 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5047 * config/avr/avr.c (avr_output_bld): Remove unused function.
5048 (avr_out_sbxx_branch): Use "%T" to print bit position.
5050 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5052 * config/avr/avr.md: Untabify.
5054 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5056 * config/avr/avr.md (eqne): New code iterator.
5057 (*dec-and-branchsi): Use it in text peephole's condition.
5058 (*dec-and-branchhi): Ditto.
5059 (*dec-and-branchqi): Ditto.
5061 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5064 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5065 the device does not have the skip-bug.
5067 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5069 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5070 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5071 -mpretend-cmove): New.
5073 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5076 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5077 doesn't count DEBUG_INSN refs.
5078 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5079 for DEBUG_INSN refs.
5081 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5085 2012-02-20 Richard Guenther <rguenther@suse.de>
5086 PR tree-optimization/52298
5087 * tree-vect-stmts.c (vectorizable_load): Properly use
5088 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5091 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5094 * gimple.h (gimple_in_transaction): New.
5095 (gimple_set_in_transaction): New.
5096 (struct gimple_statement_base): Add in_transaction field.
5097 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5099 (tree_ssa_lim_initialize): Compute transaction bits.
5100 * tree.h (compute_transaction_bits): Protoize.
5101 * trans-mem.c (tm_region_init): Use the heap to store BB
5103 (compute_transaction_bits): New.
5105 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5107 * gcc.c (display_help): Document --help=common and sort entries
5110 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5112 * doc/install.texi: Document check-$LANG specific shortcuts
5114 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5117 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5119 * config/arm/arm_neon.h: Regenerate.
5120 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5121 (neon_vcgeu): New insn.
5122 (neon_vcgtu): Likewise.
5123 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5124 (ops): Unsigned comparison intrinsics call a different
5127 2012-02-28 Richard Guenther <rguenther@suse.de>
5130 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5131 ordering for the VEC_CONCAT for two element vectors for
5132 V2SFmode, V2SImode and V2DImode.
5134 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5137 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5138 detecting big-endian triplets.
5140 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5142 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5143 mode if there is no type information available.
5145 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5147 PR tree-optimization/53207
5148 * doc/invoke.texi: Document as experimental and relying on graphite.
5150 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5152 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5153 of initializer to changes from r184614.
5155 2012-02-28 Richard Guenther <rguenther@suse.de>
5157 PR tree-optimization/52395
5158 * tree-sra.c (build_ref_for_offset): Also look at the base
5159 TYPE_ALIGN when figuring out the alignment of the replacement.
5161 2012-02-28 Richard Guenther <rguenther@suse.de>
5163 PR tree-optimization/52402
5164 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5165 mis-aligned types when creating the accesses at the call site.
5167 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5169 * config/avr/builtins.def: New file.
5170 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5171 * config/avr/avr.c (enum avr_builtin_id): Use it.
5172 (avr_init_builtins): Use it. And use avr_bdesc.
5173 (bdesc_1arg): Remove.
5174 (bdesc_2arg): Remove.
5175 (bdesc_3arg): Remove.
5176 (struct avr_builtin_description): Add field n_args.
5177 (avr_bdesc): New static variable using builtins.def.
5178 (avr_expand_builtin): Use it.
5179 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5180 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5181 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5183 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5186 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5187 match only one single hard register with respective hard reg rtx.
5188 (movmemx_<mode>): Ditto.
5189 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5190 insn anatomy of movmem[x]_<mode>.
5191 (avr_out_movmem): Same for printing assembler and operand usage.
5193 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5197 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5198 address spaces located outside of device flash.
5200 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5201 (mcu_type_s): Add field n_flash.
5202 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5203 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5204 (AVR_MCU): Add N_FLASH argument.
5205 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5206 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5207 macro __FLASH<n> if that address space makes sense for the device.
5208 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5209 outside of target flash.
5210 (avr_asm_named_section): Ditto.
5211 (avr_asm_select_section): Ditto.
5212 (avr_addr_space_convert): Ditto.
5213 (avr_emit_movmemhi): Ditto.
5214 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5215 address space is outside of device flash.
5216 (avr_insert_attributes): Ditto.
5217 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5218 avr_current_arch->n_segments.
5220 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5223 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5225 (*movabs<mode>_2): Likewise.
5227 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5230 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5231 s_register_operand in the test instead of REG_P. Don't call
5232 gen_reg_rtx if it won't be used.
5234 PR tree-optimization/52376
5235 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5237 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5239 * ifcvt.c (noce_get_condition): Check condition variable is not
5240 small_register_classes_for_mode_p before accepting.
5242 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5244 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5246 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5249 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5250 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5252 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5254 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5256 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5258 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5260 * config/sh/predicates.md: Remove blank lines.
5261 * config/sh/sh.c: Fix typos in comments.
5262 * config/sh/constraints.md: Likewise.
5263 * config/sh/sh.md: Remove blank lines.
5264 Fix typos in comments. Use ;; as comment characters.
5266 2012-02-26 Walter Lee <walt@tilera.com>
5268 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5269 (replace_mov_pcrel_step2): Ditto.
5271 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5274 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5275 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5276 and locs that reference values newer than the non-canonical value
5277 at hand. Return the canonical value as a worst case.
5278 (memrefs_conflict_p): Walk canonical value's locs.
5281 * cselib.c (preserve_only_constants): Rename to...
5282 (preserve_constants_and_equivs): ... this. Split out...
5283 (invariant_or_equiv_p): ... this. Preserve plus expressions
5284 of other preserved expressions too.
5285 (cselib_reset_table): Adjust.
5286 * var-tracking.c (reverse_op): Use canonical value to build
5289 2012-02-23 Kai Tietz <ktietz@redhat.com>
5291 * config/i386/i386.c (ix86_delegitimize_address): Handle
5292 UNSPEC_PCREL plus displacement.
5294 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5297 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5298 to test for unusedness in st X addressing.
5300 2012-02-24 Richard Guenther <rguenther@suse.de>
5303 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5304 (is_gimple_reg_type): Move inline ...
5305 * gimple.h (is_gimple_reg_type): ... here.
5307 2012-02-24 Richard Guenther <rguenther@suse.de>
5310 * passes.c (execute_function_todo): When verifying SSA form
5311 verify gimple form first.
5312 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5314 2012-02-24 Richard Guenther <rguenther@suse.de>
5317 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5318 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5320 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5322 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5324 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5326 * tree-phinodes.c (make_phi_node): Mark static.
5327 * tree-flow.h (make_phi_node): Remove extern decl.
5328 * doc/gimple.texi (make_phi_node): Remove documentation.
5330 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5332 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5333 * tree-ssa-sccvn.c (print_scc): Ditto.
5335 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5337 * doc/passes.texi (Full redundancy elimination): Fix typo.
5339 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5341 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5343 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5346 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5348 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5351 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5353 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5355 * config/avr/avr.md (code_stdname): Add ior, xor.
5356 (xior): New code iterator.
5357 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5358 (*<code_stdname><mode>qi.byte1-3): Ditto.
5360 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5362 PR tree-optimization/52019
5363 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5366 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5368 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5369 HAVE_INITFINI_ARRAY to work around namespace pollution in
5370 certain versions of newlib system headers.
5371 * config.in: Regenerate.
5372 * configure: Regenerate.
5373 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5374 instead of HAVE_INITFINI_ARRAY.
5376 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5379 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5380 is not offsettable memory reference.
5382 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5385 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5386 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5388 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5390 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5391 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5393 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5395 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5396 library on Solaris 8 even without TLS support.
5397 * configure: Regenerate.
5399 2012-02-22 Richard Guenther <rguenther@suse.de>
5402 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5403 for GIMPLE_DEBUG stmts.
5405 2012-02-22 Martin Jambor <mjambor@suse.cz>
5408 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5409 according to the base object.
5411 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5413 PR rtl-optimization/50063
5414 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5415 and 2 (8-bit SP) in operand 2.
5416 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5417 setup to use movhi_sp_r instead of vanilla move to write SP.
5418 Adjust REG_CFA notes to superseed unspec.
5419 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5421 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5422 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5423 irq_state 1 (IRQ known to be on) here.
5425 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5427 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5429 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5430 assign_hard_reg): Likewise.
5432 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5434 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5436 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5439 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5440 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5442 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5444 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5445 prototype from here to...
5446 * config/avr/avr.h: ...here.
5448 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5451 * thumb2.md (thumb2_shiftsi3_short): Split register and
5452 immediate shifts. For register shifts tie operands 0 and 1.
5453 (peephole2 for above): Check that register-controlled shifts
5454 have suitably tied operands.
5456 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5459 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5460 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5461 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5462 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5463 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5464 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5465 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5466 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5467 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5468 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5469 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5470 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5471 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5472 bdver1_ssevector_avx256_unaligned_load,
5473 bdver1_ssevector_sse128_unaligned_load,
5474 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5475 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5476 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5477 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5478 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5479 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5480 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5481 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5482 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5483 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5484 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5485 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5486 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5487 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5488 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5489 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5490 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5491 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5492 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5493 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5494 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5495 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5496 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5497 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5498 bdver1_ssediv_double_load, bdver1_ssediv_double,
5499 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5500 Add "bdver2" attribute.
5502 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5504 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5505 default if possible and not specified otherwise.
5507 2012-02-21 Richard Guenther <rguenther@suse.de>
5510 * gimplify.c (create_tmp_from_val): Use the main variant type
5511 for the type of the temporary we create.
5513 2012-02-21 Richard Guenther <rguenther@suse.de>
5515 PR tree-optimization/52324
5516 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5517 do not gimplify a MEM_REF address operand if it is already
5520 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5522 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5523 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5525 2012-02-21 Richard Guenther <rguenther@suse.de>
5527 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5528 nested_in_vect_loop.
5530 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5532 PR tree-optimization/52318
5533 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5534 vdef also to non-pure/const call stmts in the sequence.
5536 2012-02-20 David S. Miller <davem@davemloft.net>
5538 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5539 don't use the "rd %pc" instruction on v9 for PIC register loads.
5541 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5544 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5545 in a transaction safe function.
5547 2012-02-20 Kai Tietz <ktietz@redhat.com>
5550 * stor-layout.c (place_field): Handle desired_align for
5553 2012-02-20 Richard Guenther <rguenther@suse.de>
5555 PR tree-optimization/52298
5556 * tree-vect-stmts.c (vectorizable_store): Properly use
5557 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5559 (vectorizable_load): Likewise.
5560 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5561 Access DR_STEP after ensuring it is not NULL.
5563 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5565 PR tree-optimization/52286
5566 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5567 optimization use double_int_to_tree instead of build_int_cst_wide,
5568 rewrite to use double_int vars.
5570 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5573 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5575 Remove -e 0 from $gcc_cv_ld invocation.
5576 Only use __GLIBC_PREREQ if defined.
5577 Enable on Solaris since Solaris 8 patch.
5578 (gcc_SUN_LD_VERSION): New macro.
5579 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5580 gcc_SUN_LD_VERSION for version number format.
5581 * configure: Regenerate.
5582 * varasm.c (get_elf_initfini_array_priority_section): Set
5583 SECTION_NOTYPE for non-default priority.
5584 Use get_section instead of get_unnamed_section to emit
5585 .init_array/.fini_array with default priority.
5587 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5589 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5590 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5591 (mips_start_unique_function, mips_output_mips16_rdhwr)
5592 (mips_code_end): New functions.
5593 (TARGET_ASM_CODE_END): Define.
5595 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5597 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5598 to stubs with non-sibling calls.
5600 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5602 * doc/invoke.texi (-fira-* options): Copy-edit.
5603 (ira-* parameters): Copy-edit.
5605 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5607 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5608 GCC coding conventions.
5610 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5612 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5613 when used as adjectives.
5615 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5617 * doc/invoke.texi: Clean up "that"/"which" confusion.
5619 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5621 * system.h: Poison SMALL_REGISTER_CLASSES
5622 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5623 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5625 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5627 PR tree-optimization/52285
5628 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5629 when deciding if a call is a tail call or tail recursion.
5631 2012-02-16 Kai Tietz <ktietz@redhat.com>
5633 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5634 interger-constant displacement for UNSPEC_PCREL.
5636 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5638 PR rtl-optimization/52208
5639 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5640 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5642 PR tree-optimization/52255
5643 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5644 loop->header has virtual PHI, but exit_e->dest doesn't, add
5645 virtual PHI to exit_e->dest and adjust all uses after the loop.
5648 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5649 children with clone_tree_hash, not after it.
5651 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5653 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5654 extended identifiers.
5656 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5659 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5660 a same_body_alias, also test whether e->callee isn't a former
5661 or current clone of the decl this is a same body alias of.
5663 PR translation/52264
5664 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5666 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5668 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5670 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5673 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5674 force_reg instead of copy_to_reg for better optimization. Force
5675 non-register or memory operands into a register.
5677 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5679 * extend.texi: Reserve upper bits of memory model for future use.
5681 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5682 Anatoly Sokolov <aesok@post.ru>
5683 Eric Weddington <eric.weddington@atmel.com>
5686 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5687 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5688 Rewrite initializers for .macro.
5689 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5690 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5691 atxmega32d4, atxmega32x1.
5692 avrxmega4: atxmega64a3, atxmega64d3.
5693 avrxmega5: atxmega64a1, atxmega64a1u.
5694 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5695 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5696 avrxmega7: atxmega128a1, atxmega128a1u.
5697 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5698 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5699 (struct base_arch_s): Rename reserved to xmega_p.
5700 Rename reserved2 to have_rampd.
5701 (AVR_XMEGA): New define.
5702 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5703 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5704 * config/avr/predicates.md (io_address_operand): Take into
5706 (low_io_address_operand): Ditto.
5707 (high_io_address_operand): Ditto.
5708 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5709 (enabled, movhi_sp_r): Use them.
5710 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5711 cpp_define_formatted to built-in define __AVR_ARCH__.
5712 (__AVR_XMEGA__): New built-in define.
5713 (__AVR_HAVE_RAMPD__): New built-in define.
5714 (__AVR_HAVE_RAMPX__): New built-in define.
5715 (__AVR_HAVE_RAMPY__): New built-in define.
5716 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5718 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5719 (avr_option_override): Initialize them.
5720 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5721 (avr_init_expanders): Initialize them. No more block several calls.
5722 (emit_push_sfr): New static function.
5723 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5725 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5726 (avr_print_operand): Print addreeses as symbols for
5727 RAMPX, RAMPY, RAMPD, CCP.
5728 (output_movhi): Handle AVR_XMEGA when writing to SP.
5729 (avr_out_movhi_mr_r_xmega): New static function.
5730 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5731 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5732 __RAMPD__, __CCP__ as needed.
5734 * config/avr/multilib.h: Regenerate.
5735 * config/avr/t-multilib: Regenerate.
5736 * config/avr/avr-tables.opt: Regenerate.
5738 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5740 PR tree-optimization/50561
5741 * graphite-flattening.c (lst_project_loop): Do not
5742 remove old scattering dimensions after flattening.
5743 (lst_do_flatten): Likewise.
5745 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5747 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5748 __builtin_avr_map8, __builtin_avr_map16.
5749 Document __builtin_avr_insert_bits.
5751 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5752 (insert_bits): New insn.
5753 (adjust_len.map_bits): Rename to insert_bits.
5754 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5755 * avr-protos.h (avr_out_map_bits): Remove.
5756 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5757 * config/avr/constraints.md (Cxf,C0f): New.
5758 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5759 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5760 New built-in define __BUILTIN_AVR_INSERT_BITS.
5761 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5762 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5763 (avr_move_bits): Rewrite.
5764 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5766 (avr_map_op_t): New typedef.
5767 (avr_map_op): New static variable.
5768 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5769 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5770 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5771 (bdesc_3arg, avr_expand_triop_builtin): New.
5772 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5773 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5774 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5775 (avr_map_equal_p, avr_map_sig_p): Remove.
5776 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5777 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5778 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5779 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5780 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5781 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5783 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5785 * config/c6x/c6x.md (reserve_cycles): New attribute.
5786 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5787 don't reserve functional units after the branch occurs.
5789 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5792 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5793 functions into non-tm_pure functions.
5795 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5798 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5799 (iterative_hash_canonical_type): Likewise.
5800 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5803 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5805 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5806 sched-group insn, it either remains alone or the entire list is pruned.
5808 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5810 * doc/install.texi (Prerequisites): Fix grammar.
5811 (Configuration): Likewise.
5813 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5815 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5816 MPC as part of GCC before describing configuring with --with-gmp etc.
5817 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5818 sources are present.
5820 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5823 * dwarf2out.c (clone_tree_hash): New function.
5824 (copy_decls_walk): Use it instead of clone_tree.
5826 2012-02-14 Richard Guenther <rguenther@suse.de>
5828 PR tree-optimization/52244
5829 PR tree-optimization/51528
5830 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5831 replacements for integral types.
5833 2012-02-14 Walter Lee <walt@tilera.com>
5835 * config.gcc: Handle tilegx and tilepro.
5836 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5838 Add HAVE_AS_TLS check for tilegx and tilepro.
5839 * configure: Regenerate.
5840 * doc/contrib.texi: Add Mat Hostetter and self.
5841 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5842 Document instruction intrinsics and network accessing intrinsics.
5843 (TILEPro Built-in Functions): New node. Document instruction
5844 intrinsics and network accessing intrinsics.
5845 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5846 (Specific, tilepro-*-linux*): Likewise.
5847 * doc/invoke.texi (TILE-Gx Options): New section.
5848 (TILEPro Options): New section.
5849 * doc/md.texi (TILE-Gx): New section.
5850 (TILEPro): New section.
5851 * common/config/tilegx/tilegx-common.c: New file.
5852 * common/config/tilepro/tilepro-common.c: New file.
5853 * config/tilegx/constraints.md: New file.
5854 * config/tilegx/linux.h: New file.
5855 * config/tilegx/mul-tables.c: New file.
5856 * config/tilegx/predicates.md: New file.
5857 * config/tilegx/sync.md: New file.
5858 * config/tilegx/t-tilegx: New file.
5859 * config/tilegx/tilegx-builtins.h: New file.
5860 * config/tilegx/tilegx-c.c: New file.
5861 * config/tilegx/tilegx-generic.md: New file.
5862 * config/tilegx/tilegx-modes.def: New file.
5863 * config/tilegx/tilegx-multiply.h: New file.
5864 * config/tilegx/tilegx-protos.h: New file.
5865 * config/tilegx/tilegx.c: New file.
5866 * config/tilegx/tilegx.h: New file.
5867 * config/tilegx/tilegx.md: New file.
5868 * config/tilegx/tilegx.opt: New file.
5869 * config/tilepro/constraints.md: New file.
5870 * config/tilepro/gen-mul-tables.cc: New file.
5871 * config/tilepro/linux.h: New file.
5872 * config/tilepro/mul-tables.c: New file.
5873 * config/tilepro/predicates.md: New file.
5874 * config/tilepro/t-tilepro: New file.
5875 * config/tilepro/tilepro-builtins.h: New file.
5876 * config/tilepro/tilepro-c.c: New file.
5877 * config/tilepro/tilepro-generic.md: New file.
5878 * config/tilepro/tilepro-modes.def: New file.
5879 * config/tilepro/tilepro-multiply.h: New file.
5880 * config/tilepro/tilepro-protos.h: New file.
5881 * config/tilepro/tilepro.c: New file.
5882 * config/tilepro/tilepro.h: New file.
5883 * config/tilepro/tilepro.md: New file.
5884 * config/tilepro/tilepro.opt: New file.
5886 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5888 PR tree-optimization/52210
5889 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5890 vect_model_simple_cost with two entry vect_def_type array instead
5891 of an address of dt.
5893 2012-02-14 Richard Guenther <rguenther@suse.de>
5896 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5897 Do not stream DECL_QUALIFIER.
5898 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5899 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5900 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5902 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5905 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5908 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5911 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5912 * cselib.c (cselib_subst_to_values_from_insn): New function.
5913 * sched-deps.c (add_insn_mem_dependence,
5914 sched_analyze_1, sched_analyze_2): Use it.
5916 2012-02-13 Jan Hubicka <jh@suse.cz>
5919 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5921 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5923 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5924 (GTM_SELF_SPECS): Define if not already defined.
5925 (driver_self_specs): Add GTM_SELF_SPECS.
5926 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5927 (GTM_SELF_SPECS): Define.
5928 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5929 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5931 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5933 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5936 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5939 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5940 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5942 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5945 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5947 2012-02-13 Richard Guenther <rguenther@suse.de>
5949 PR translation/52211
5950 * passes.c (enable_disable_pass): Fix typo.
5952 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5955 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5956 XOR for reduce_bit_field if type is unsigned.
5958 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5960 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5961 disallow changes from SFmode to mode with different size in FP regs.
5963 2012-02-12 Robert Millan <rmh@gnu.org>
5964 Gerald Pfeifer <gerald@pfeifer.com>
5966 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5969 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5971 PR rtl-optimization/52175
5972 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5973 to frame-related instructions.
5975 2012-02-10 Jason Merrill <jason@redhat.com>
5978 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5979 (demangle_new_symbols): Fill it.
5980 (scan_linker_output): Walk it.
5981 (start_tweaking): Split out from scan_linker_output.
5982 (maybe_tweak): Update sym->chosen.
5983 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5985 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5988 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5990 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5992 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5993 having the same mode as previous compare.
5995 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5997 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5998 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5999 (nonlocal_goto_internal): Likewise.
6000 (nonlocal_goto): Emit a use and an indirect jump directly.
6002 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
6005 * doc/extend.texi : Update comments for __atomic_compare_exchange and
6006 __atomic_{is,always}_lock_free.
6008 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
6011 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
6012 negative constant address for x32.
6014 2012-02-10 Richard Henderson <rth@redhat.com>
6016 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
6017 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
6018 for GIMPLE_TRANSACTION. Tidy if's into a switch.
6020 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6021 Ira Rosen <irar@il.ibm.com>
6023 PR tree-optimization/50031
6024 * targhooks.c (default_builtin_vectorization_cost): Handle
6026 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
6027 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
6028 all types of reduction and pattern statements.
6029 (vect_estimate_min_profitable_iters): Likewise.
6030 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
6031 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
6032 for explicit realigns.
6033 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
6034 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6036 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6037 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6038 vec_perm for VSX and handle vec_promote_demote.
6040 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6043 * builtins.c (fold_builtin_atomic_always_lock_free,
6044 expand_builtin_atomic_always_lock_free,
6045 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6046 Return and/or test boolean_true_node/boolean_false_node instead of
6047 integer_one_node/integer_zero_node.
6049 2012-02-10 Jan Hubicka <jh@suse.cz>
6052 * predict.c (predict_paths_for_bb): Prevent looping.
6053 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6055 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6057 * config/arm/arm.c (output_move_double): In one case properly
6058 count number of instructions that will be emitted.
6060 2012-02-10 Richard Guenther <rguenther@suse.de>
6062 PR translation/52193
6063 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6065 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6068 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6070 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6073 * var-tracking.c (emit_note_insn_var_location): If
6074 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6075 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6076 non-NOTE_DURING_CALL_P insn.
6078 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6081 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6083 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6086 * gcc.c (switch_matches) Support switches with separated form,
6089 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6091 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6093 (RAMPZ_ADDR): Ditto.
6094 * config/avr/avr.c (avr_addr_t): New typedef.
6095 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6096 (avr_init_expanders): Initialize it.
6097 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6099 (expand_epilogue): Ditto.
6100 (avr_print_operand): Ditto.
6101 (avr_file_start): Ditto.
6102 (avr_emit_movmemhi): Ditto.
6104 2012-02-08 Richard Guenther <rguenther@suse.de>
6106 PR tree-optimization/46886
6107 * tree-flow.h (do_while_loop_p): Declare.
6108 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6109 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6111 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6113 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6114 always succeed for integers larger than a native word.
6116 2012-02-08 Richard Guenther <rguenther@suse.de>
6118 PR rtl-optimization/52170
6119 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6120 properly handle integer vector modes.
6122 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6124 PR gcov-profile/52150
6125 * coverage.c: Include target.h.
6126 (build_var): Call targetm.strip_name_encoding on the assembler name.
6127 Change one _ into . or $ if the target allows it.
6128 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6130 PR rtl-optimization/52139
6131 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6132 is a BARRIER after emit_insn_after_noloc, move BB_END
6133 to the last non-BARRIER insn before it.
6135 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6138 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6139 (mips_gimplify_va_arg_expr): Call it instead of
6140 std_gimplify_va_arg_expr.
6142 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6144 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6145 message for -mno-pointers-to-nested-function.
6147 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6150 * expr.c (get_inner_reference): If there is an offset, add a negative
6151 bit position to it (if any).
6153 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6155 PR rtl-optimization/52060
6156 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6157 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6158 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6159 and/or i0src_copy2 when needed.
6161 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6163 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6164 or LTOPLUGINSONAME if have_c.
6166 * config/freebsd-spec.h: Add comment about what macros can be defined
6168 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6169 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6172 2012-02-07 Richard Guenther <rguenther@suse.de>
6174 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6175 newline in -alias dumps.
6177 2012-02-07 Kai Tietz <ktietz@redhat.com>
6178 Dave Korn <dave.korn.cygwin@gmail.com>
6181 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6182 Take care that typinfo gets dllexport-attribute.
6184 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6187 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6188 if modifier < EXPAND_SUM call force_operand on the result.
6190 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6192 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6193 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6195 (epiphany_function_type): Replace types for specific interrupts with
6196 EPIPHANY_FUNCTION_INTERRUPT.
6197 (EPIPHANY_INTERRUPT_P): Update.
6198 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6199 New static function.
6200 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6201 <disinterrupt>: Affects type identity.
6202 (epiphany_handle_interrupt_attribute): Handle variable number of
6204 (epiphany_compute_function_type): Update for new
6205 epiphany_function_type definition.
6206 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6207 handlers with a longcall forwarder.
6208 (epiphany_start_function): Handle multiple interrupt arguments and/or
6209 forwarder_section attribute.
6211 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6214 2012-02-07 Alan Modra <amodra@gmail.com>
6217 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6220 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6222 PR tree-optimization/50969
6223 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6224 use vec_perm rather than vector_stmt.
6225 (vect_model_load_cost): Likewise.
6226 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6227 vec_perm to be the same as other vector statements.
6228 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6229 cost of vec_perm for TARGET_VSX.
6231 2012-02-06 Richard Guenther <rguenther@suse.de>
6233 PR tree-optimization/52115
6234 * tree-sra.c (access_has_replacements_p): New function.
6235 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6237 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6240 * trans-mem.c (expand_call_tm): Add an assertion.
6241 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6244 2012-02-06 Richard Guenther <rguenther@suse.de>
6246 PR tree-optimization/50955
6247 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6248 raise cost of expressions that replace an address with an
6249 expression based on a different pointer.
6251 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6254 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6255 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6257 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6260 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6261 -Weffc++ and specify guidelines come from second edition.
6263 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6265 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6266 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6267 (call_direct_split, call_value_split, call_value_internal_direct)
6268 (call_value_direct_split, call_value_multiple_split): Use jal and
6269 jal_macro attributes.
6271 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6273 * reload1.c (reload_regs_reach_end_p): Replace with...
6274 (reload_reg_rtx_reaches_end_p): ...this function.
6275 (new_spill_reg_store): Update commentary.
6276 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6277 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6278 before setting new_spill_reg_store.
6279 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6280 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6281 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6282 for non-spill reload registers.
6284 2012-02-05 Ira Rosen <irar@il.ibm.com>
6286 PR tree-optimization/52091
6287 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6288 (vect_is_simple_use_1): Likewise.
6289 * tree-vect-loop.c (vectorizable_reduction): Update calls
6290 to vect_is_simple_use_1 and vect_is_simple_use.
6291 (vectorizable_live_operation): Likewise.
6292 * tree-vect-patterns.c (widened_name_p,
6293 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6294 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6295 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6296 vectorizable_shift,vectorizable_operation, vectorizable_store,
6297 vectorizable_load): Likewise.
6298 (vect_is_simple_cond): Add an argument, pass it to
6299 vect_is_simple_use_1.
6300 (vectorizable_condition): Update calls to vect_is_simple_cond,
6302 (vect_is_simple_use): Add an argument, the statement in which
6303 OPERAND is used. Check that if OPERAND's def stmt is a double
6304 reduction phi node, the use is a phi node too.
6305 (vect_is_simple_use_1): Add an argument, pass it to
6307 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6308 to vect_is_simple_use.
6310 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6312 PR rtl-optimization/52095
6313 * modulo-sched.c (dump_insn_locator): New function.
6314 (loop_canon_p, sms_schedule): Use it.
6316 PR rtl-optimization/52113
6317 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6318 even for decomposable shift/zext insns.
6320 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6321 Zdenek Dvorak <ook@ucw.cz>
6323 PR rtl-optimization/52092
6324 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6325 on get_iv_value result.
6327 2012-02-02 Andrew Pinski <apinski@cavium.com>
6331 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6333 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6336 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6338 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6340 PR rtl-optimization/49800
6341 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6342 (sched_finish): Call regstat_free_n_sets_and_refs.
6344 2012-02-02 Jia Liu <proljc@gmail.com>
6346 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6349 2012-02-02 Jan Hubicka <jh@suse.cz>
6350 Tom de Vries <tom@codesourcery.com>
6353 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6354 * varpool.c (varpool_analyze_pending_decls): Likewise.
6356 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6357 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6359 * config.gcc: Add cr16-* support.
6361 * doc/extend.texi: Document cr16 extensions.
6362 * doc/install.texi: Document cr16 install.
6363 * doc/invoke.texi: Document cr16 options.
6364 * doc/md.texi: Document cr16 constraints.
6366 * common/config/cr16/cr16-common.c: New file.
6367 * config/cr16/cr16.c: New file.
6368 * config/cr16/cr16.h: New file.
6369 * config/cr16/cr16.md: New file.
6370 * config/cr16/cr16.opt: New file.
6371 * config/cr16/cr16-protos.h: New file.
6372 * config/cr16/predicates.md: New file.
6373 * config/cr16/constraints.md: New file.
6374 * config/cr16/t-cr16: New file.
6376 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6379 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6380 that operands[2] is either immediate, or q_regs_operand.
6382 PR tree-optimization/52073
6383 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6384 a pattern stmt for pattern uses, ignore uses outside of the loop.
6386 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6388 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6389 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6390 (OUT_AS1, OUT_AS2): Remove.
6392 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6394 PR rtl-optimization/51374
6395 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6396 to cross other volatile_refs_p insns.
6398 2012-02-01 Richard Guenther <rguenther@suse.de>
6400 * doc/invoke.texi (fno-inline): Clarify documentation.
6401 (finline-small-functions): Likewise.
6402 (finline-functions): Likewise.
6403 * common.opt (finline): Adjust comment and documentation.
6404 (finline-small-functions): Clarify documentation.
6405 (finline-functions): Likewise.
6406 (finline-functions-called-once): Likewise.
6408 2012-02-01 Tristan Gingold <gingold@adacore.com>
6410 * c-typeck.c (composite_type): Keep mode for pointers.
6412 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6414 * function.h (regno_reg_rtx): Adjust comment.
6415 * reginfo.c (init_reg_modes_target): Only use the previous mode
6416 if it fits within one register. Remove MIPS comment.
6418 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6421 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6423 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6425 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6426 to srak instruction.
6428 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6430 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6432 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6437 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6439 2012-01-31 Richard Guenther <rguenther@suse.de>
6441 PR tree-optimization/51528
6442 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6445 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6450 * ree.c (add_removable_extension): Change def_map argument
6451 to unsigned *, store in def_map 1 + offset into *insn_list vector
6452 instead of pointers into the vector.
6453 (find_removable_extensions): Adjust caller.
6455 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6457 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6458 Transform all "* quoted-c-code" to { c-code }.
6459 Remove redundant test for "optimize" in combine patterns.
6460 Move (include "avr-dimode.md") to end of file.
6462 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6465 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6466 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6468 2012-01-30 Richard Guenther <rguenther@suse.de>
6470 PR tree-optimization/52028
6471 * tree-loop-distribution.c (ldist_gen): Properly update
6474 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6477 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6478 set_cur_line_info_table if not emitting debug info.
6480 PR tree-optimization/52046
6481 * tree-vect-patterns.c (check_bool_pattern): Give up if
6482 a comparison could throw.
6485 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6487 2012-01-30 Richard Guenther <rguenther@suse.de>
6489 PR tree-optimization/52045
6490 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6491 SSA form if cfgcleanup did anything.
6493 2012-01-30 Richard Guenther <rguenther@suse.de>
6495 PR tree-optimization/52045
6496 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6497 before computing final todo.
6499 2012-01-30 Richard Guenther <rguenther@suse.de>
6501 PR tree-optimization/51528
6502 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6505 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6507 * df-problems.c (df_kill_notes): Check that the use refers
6508 to the note under examination.
6510 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6513 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6514 parameter and use short-lived pseudos.
6515 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6516 (sparc_expand_vector_init): Const-ify local variables and adjust
6517 calls to above functions.
6519 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6521 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6523 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6525 * doc/invoke.texi: Make usage of "compile time" and
6526 "run time"/"runtime" consistent throughout the file.
6528 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6530 * config/alpha/alpha.c (alpha_option_override): Default to
6531 full IEEE compliance mode for Go language.
6533 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6535 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6536 (LINK_SSP_SPEC): Define.
6538 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6541 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6544 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6546 * doc/invoke.texi: Correct hyphenation of "floating point",
6547 "double precision", and related terminology throughout the file.
6549 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6552 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6553 arm_general_register_operand predicate for operand 2 instead of
6556 2012-01-27 Ian Lance Taylor <iant@google.com>
6559 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6560 * builtins.c (expand_builtin_init_trampoline): Add onstack
6561 parameter. Change caller.
6562 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6563 * tree.c (build_common_builtin_nodes): Declare
6564 __builtin_init_heap_trampoline.
6566 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6568 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6569 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6570 * config/avr/avr.c: Ditto.
6571 (avr_regnames): Remove because unused.
6572 * config/avr/avr.md (*cpse.ne): New peephole.
6573 (*cpse.eq): New peephole from former cpse peepholes.
6575 2012-01-27 Michael Eager <eager@eagercon.com>
6577 * config/microblaze.c (microblaze_emit_compare): Correct
6578 test after pcmp instruction.
6580 2012-01-27 Richard Guenther <rguenther@suse.de>
6582 PR tree-optimization/52020
6583 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6585 2012-01-27 Richard Guenther <rguenther@suse.de>
6587 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6588 function non-const/pure.
6590 2012-01-27 Richard Guenther <rguenther@suse.de>
6592 PR tree-optimization/50444
6593 * tree-sra.c (build_ref_for_offset): Properly adjust the
6594 MEM_REF type for unaligned accesses.
6596 2012-01-27 Richard Guenther <rguenther@suse.de>
6598 PR tree-optimization/50444
6599 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6600 (expand_assignment): Use it. Properly handle misaligned
6601 bases when expanding stores to component references.
6602 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6605 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6608 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6609 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6610 * tree-data-ref.c (find_data_references_in_loop): Make static.
6611 (compute_all_dependences): Change return type to bool. Bail out
6612 for too many datarefs in a loop. Move the hunk resetting the data
6613 dependences vector from ...
6614 (compute_data_dependences_for_loop): ... here. Account for
6615 compute_all_dependences returning false.
6616 (compute_data_dependences_for_bb): Likewise.
6617 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6618 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6620 2012-01-27 Richard Guenther <rguenther@suse.de>
6623 * expr.c (store_field): Use the alias-set of the scratch memory
6626 2012-01-27 Tom de Vries <tom@codesourcery.com>
6628 PR tree-optimization/51990
6629 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6631 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6633 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6636 * var-tracking.c (reverse_op): Don't add any reverse operation
6637 if V already has any constant locations.
6639 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6641 * doc/invoke.texi: Correct usage of "command line" (noun)
6642 vs "command-line" (adjective) throughout.
6644 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6646 * doc/invoke.texi (Language Independent Options): Move
6647 -Wcoverage-mismatch blurb from here....
6648 (Warning Options): ...to here.
6650 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6652 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6653 Set rs6000_always_hint to false for 476.
6655 2012-01-27 Matthias Klose <doko@ubuntu.com>
6657 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6659 * incpath.c (add_standard_paths): Likewise.
6661 2012-01-27 Richard Henderson <rth@redhat.com>
6663 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6664 * config/m68k/sync.md (atomic_test_and_set): Rename from
6665 sync_test_and_setqi and adjust the operands.
6666 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6667 and unconditionally enable.
6669 2012-01-27 Richard Henderson <rth@redhat.com>
6671 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6672 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6673 (ldstub): Rename from ldstubqi.
6674 (ldstub<I24MODE>): Remove.
6676 2012-01-27 Richard Henderson <rth@redhat.com>
6678 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6679 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6680 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6681 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6682 * doc/tm.texi: Rebuild.
6684 2012-01-27 Richard Henderson <rth@redhat.com>
6686 * optabs.c (gen_atomic_test_and_set): Remove default.
6687 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6689 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6691 PR rtl-optimization/51978
6692 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6693 (combine_reaching_defs): Likewise.
6694 (struct re_info): Remove.
6695 (add_removable_extension): Remove x and data arguments,
6696 add insn, insn_list and def_map. Use the arguments directly
6697 instead of using struct re_info.
6698 (find_removable_extensions): Don't call add_removable_extension
6699 through note_stores, instead just call it with single_set
6701 (find_and_remove_re): Pass curr_cand->expr instead of
6702 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6704 2012-01-26 Michael Matz <matz@suse.de>
6706 PR tree-optimization/46590
6707 * cfgexpand.c: Revert last change (r183305).
6708 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6710 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6711 checking for emptiness.
6713 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6716 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6717 non-addressable non-BLKmode base correctly.
6719 2012-01-26 Michael Matz <matz@suse.de>
6721 PR tree-optimization/48794
6722 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6723 regions referenced from RESX/EH_DISPATCH.
6725 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6727 * config/s390/s390.h: Make BRANCH_COST an option.
6728 * config/s390/s390.opt: New option -mbranch-cost.
6730 2012-01-26 Richard Henderson <rth@redhat.com>
6732 Revert 2012-01-24 change:
6733 * trans-mem.c (requires_barrier): Do not instrument thread local
6734 variables and emit save/restore for them.
6736 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6739 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6742 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6744 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6747 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6750 Rename __pgm to __flash.
6751 Rename __pgm1 to __flash1.
6752 Rename __pgm2 to __flash2.
6753 Rename __pgm3 to __flash3.
6754 Rename __pgm4 to __flash4.
6755 Rename __pgm5 to __flash5.
6756 Rename __pgmx to __memx.
6757 * doc/extend.texi (AVR Named Address Spaces)
6758 Rename address space names as indicated above.
6759 * config/avr/avr.c (avr_addrspace): Ditto.
6761 * config/avr/avr-protos.h
6762 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6763 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6764 * config/avr/predicates.md: Ditto.
6765 * config/avr/avr.c Ditto, and
6766 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6767 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6769 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6770 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6771 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6772 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6773 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6774 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6775 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6776 * config/avr/avr.c: Ditto.
6777 * config/avr/avr.md: Ditto.
6779 2012-01-25 Jason Merrill <jason@redhat.com>
6782 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6784 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6786 PR tree-optimization/51987
6787 * tree-data-ref.c (get_references_in_stmt): Handle references in
6788 non-volatile GIMPLE_ASM.
6790 2012-01-25 Richard Guenther <rguenther@suse.de>
6792 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6793 bases are dereferenced.
6795 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6797 PR rtl-optimization/48374
6798 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6800 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6802 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6803 compute_data_dependences_for_loop returns false.
6804 * tree-parloops.c (loop_parallel_p): Likewise.
6806 2012-01-25 Richard Guenther <rguenther@suse.de>
6808 * tree.h (get_pointer_alignment_1): Declare.
6809 * builtins.c (get_pointer_alignment_1): New function.
6810 (get_pointer_alignment): Use it.
6812 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6814 PR rtl-optimization/48308
6815 * combine.c (enum undo_kind): Add UNDO_LINKS.
6816 (struct undo): Add member l to other_contents and where.
6817 (do_SUBST_LINK): New.
6819 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6820 (undo_all): Handle UNDO_LINKS.
6822 2012-01-25 Richard Henderson <rth@redhat.com>
6824 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6827 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6829 * optabs.c (gen_atomic_test_and_set): Use each argument.
6831 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6833 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6834 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6835 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6836 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6837 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6838 TARGET_PAIRED_SINGLE_FLOAT.
6840 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6842 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6843 (in_struct, return_val): Remove MEM documentation.
6844 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6845 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6846 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6848 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6849 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6850 * expr.c (store_field): Likewise.
6851 * function.c (assign_stack_temp_for_type): Likewise.
6852 * ifcvt.c (noce_try_cmove_arith): Likewise.
6853 * reload1.c (reload): Likewise.
6854 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6855 (alpha_set_memflags): Likewise.
6856 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6858 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6860 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6862 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6863 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6864 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6866 * cselib.c (cselib_rtx_varies_p): Delete.
6867 (cselib_invalidate_mem): Update call to canon_true_dependence.
6868 * dse.c (record_store, check_mem_read_rtx): Likewise.
6869 (scan_reads_nospill): Likewise.
6870 * cse.c (check_dependence): Likewise.
6871 (cse_rtx_varies_p): Delete.
6872 * expr.c (safe_from_p): Update call to true_dependence.
6873 * ira.c (validate_equiv_mem_from_store): Likewise.
6874 (memref_referenced_p): Likewise.
6875 * postreload-gcse.c (find_mem_conflicts): Likewise.
6876 * sched-deps.c (sched_analyze_2): Likewise.
6877 * store-motion.c (load_kills_store): Likewise.
6878 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6879 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6880 (compute_transp): Update call to canon_true_dependence.
6882 2012-01-25 Richard Henderson <rth@redhat.com>
6884 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6885 (maybe_emit_atomic_test_and_set): New.
6886 (expand_sync_lock_test_and_set): Use it.
6887 (expand_atomic_test_and_set): Likewise.
6888 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6889 the implementation; clarify implementation defined details.
6890 * doc/md.texi (atomic_test_and_set): Document.
6892 2012-01-25 Richard Henderson <rth@redhat.com>
6894 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6896 2012-01-25 Richard Henderson <rth@redhat.com>
6899 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6900 to effect no-op split.
6902 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6905 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6906 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6907 (BT_FN_VOID_PTR_INT_SIZE): New.
6908 (BT_FN_UINT_UINT_VAR): Remove.
6909 (BT_FN_UINT32_UINT32_VAR): New.
6910 (BT_FN_DOUBLE_VPTR): Remove.
6911 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6913 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6914 (_ITM_changeTransactionMode): Same.
6915 (_ITM_memmoveRtWt): Change return type to void.
6916 (_ITM_memcpyRtWt): Same.
6917 (_ITM_memsetW): Same.
6918 (_ITM_RaRD): Change types to double.
6923 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6925 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6926 Patrick Marlier <patrick.marlier@gmail.com>
6928 * trans-mem.c (requires_barrier): Do not instrument thread local
6929 variables and emit save/restore for them.
6931 2012-01-24 Jason Merrill <jason@redhat.com>
6934 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6935 output static aliases.
6937 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6940 * common.opt (-pie, -shared, pie, shared): Change from Common to
6942 * gcc.c (display_help): Display help for -pie and -shared.
6944 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6947 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6948 Remove note on size/offset limitation.
6949 (AVR Variable Attributes): Add example how to read data located
6950 with progmem. Refer to named address spaces.
6951 * doc/invoke.texi (AVR Options): Fix typo.
6953 2012-01-24 Richard Guenther <rguenther@suse.de>
6955 Forward-port to trunk
6956 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6959 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6960 op0 isn't sufficiently aligned and there is movmisalignM
6961 insn for mode, use it to load op0 into a temporary register.
6963 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6966 * target.def (const_not_ok_for_debug_p): New hook.
6967 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6969 * doc/tm.texi: Regenerated.
6970 * dwarf2out.c (const_ok_for_output_1): If
6971 targetm.const_not_ok_for_debug_p returns true, fail.
6972 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6974 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6976 2012-01-23 Kai Tietz <ktietz@redhat.com>
6979 * config/i386/predicates.md (symbolic_operand): Allow
6980 UNSPEC_PCREL as PIC expression for lea.
6981 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6982 * config/i386/i386.c (ix86_delegitimize_address): Handle
6983 UNSPEC_PCREL for none-MEM, too.
6985 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6987 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6988 (ipa_tm_create_version_alias): Same.
6990 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6993 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6994 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6996 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6997 Patrick Marlier <patrick.marlier@gmail.com>
6998 Iain Sandoe <developer@sandoe-acoustics.co.uk>
7001 * lto-wrapper.c (run_gcc): Pass the LTO section name to
7002 simple_object_start_read.
7004 2012-01-23 Richard Guenther <rguenther@suse.de>
7007 PR tree-optimization/51895
7008 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
7009 parameter decomposition into BLKmode components.
7011 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
7013 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
7014 fake variables for restrict-qualified pointers whose pointed-to type
7015 contains a placeholder.
7017 2012-01-23 Richard Guenther <rguenther@suse.de>
7019 PR tree-optimization/51949
7020 * ipa-split.c (execute_split_functions): Do not split malloc functions.
7022 2012-01-23 Jakub Jelinek <jakub@redhat.com>
7024 PR rtl-optimization/51933
7025 * ree.c (transform_ifelse): Return true right away if dstreg is
7026 already wider or equal to cand->mode.
7027 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
7028 (make_defs_and_copies_lists): Remove defs_list and copies_list
7029 arguments, add state argument, just truncate state->work_list
7030 instead of always allocating and freeing the vector. Assert that
7031 get_defs succeeds instead of returning 2. Changed return type to bool.
7032 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
7033 have ext_src_mode, see if it has been modified already with the
7034 right kind of extension and has been extended before from the
7035 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7036 just return true. Remember the original mode in state->modified array.
7037 (combine_reaching_defs): Add state argument. Don't allocate and
7038 free here def_list, copied_list and vec vectors, instead just
7039 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7040 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7041 Add state variable, clear vectors in it, initialize state.modified
7042 if needed. Free all the vectors at the end and state.modified too.
7043 Don't skip a candidate if the extension expression has been modified.
7045 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7048 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7049 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7050 (extra_options) interix.opt -> i386/interix.opt"
7051 (extra_objs):Add winnt-stubs.o
7052 * configure.ac: Add interix to target_os .comm on PE check.
7053 * configure: Regenerate.
7054 * config/interix3.h: Delete and move bits to..
7055 * config/interix.h: Delete and move bits to..
7056 * config/i386/i386-interix3.h: Delete and move bits to..
7057 * config/i386/i386-interix.h: ..here.
7058 (TARGET_CPU_DEFAULT): Remove redefinition.
7059 (TARGET_ASM_CONSTRUCTOR): Undefine.
7060 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7061 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7062 (PTRDIFF_TYPE): Define.
7063 (LONG_DOUBLE_TYPE_SIZE): Define.
7064 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7065 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7066 (TARGET_SECTION_TYPE_FLAGS): Define.
7067 (ASM_DECLARE_FUNCTION_NAME): Define.
7068 (ASM_OUTPUT_EXTERNAL): Define.
7069 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7070 (ASM_OUTPUT_ALIGNED_BSS): Define.
7071 (PCC_BITFIELD_TYPE_MATTERS): Define.
7072 (USE_CONST_SECTION): Define.
7073 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7074 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7075 (SUPPORTS_ONE_ONLY): Remove.
7076 (I386_PE_STRIP_ENCODING): Define.
7077 * config/interix.opt: Delete and move bits to..
7078 * config/i386/interix.opt: ..here. New.
7079 (mpe-aligned-commons): Add.
7080 * config/i386/t-interix: Add copyright header.
7081 (winnt-stubs.o): Add rule.
7083 2012-01-22 Jason Merrill <jason@redhat.com>
7086 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7087 for extra name aliases.
7089 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7091 PR rtl-optimization/51924
7092 * ree.c (combine_set_extension): Improve debugging message.
7093 (combine_reaching_defs): Likewise.
7094 (get_defs): Rename confusingly named variable.
7095 (find_and_remove_re): Skip a candidate if the extension expression has
7098 2012-01-21 Robert Millan <rmh@gnu.org>
7099 Gerald Pfeifer <gerald@pfeifer.com>
7101 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7102 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7104 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7106 PR tree-optimization/51914
7107 * tree-vect-stmts.c (vectorizable_conversion): For
7108 cvt_type && modifier == WIDEN, put temporary with cvt_type
7109 at the beginning of vec_dsts and set vec_dest to temporary
7112 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7114 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7116 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7118 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7119 * config/rs6000/rs6000.c: Likewise.
7121 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7124 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7125 output_move_double on a copy of operands array.
7127 2012-01-20 Cary Coutant <ccoutant@google.com>
7128 Dodji Seketeli <dodji@redhat.com>
7131 * dwarf2out.c (copy_declaration_context): Return ref to parent
7132 of declaration DIE, if necessary.
7133 (remove_child_or_replace_with_skeleton): Add new parameter; update
7134 caller. Place skeleton DIE under parent DIE of original declaration.
7135 Move call to copy_declaration_context to here ...
7136 (break_out_comdat_types): ... from here.
7138 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7140 PR rtl-optimization/51856
7141 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7144 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7147 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7148 hints for neon loads and stores.
7150 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7154 * doc/extend.texi (Named Address Spaces): Split into subsections.
7155 (AVR Named Address Spaces): New subsection.
7156 (M32C Named Address Spaces): New subsection.
7157 (RL78 Named Address Spaces): New subsection.
7158 (SPU Named Address Spaces): New subsection.
7159 (Variable Attributes): New anchor "AVR Variable Attributes".
7160 (AVR Variable Attributes): Rewrite and avoid wording
7161 "address space" in this context.
7162 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7163 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7164 (AVR Built-in Macros): New subsubsection therein.
7165 * doc/md.texi (AVR constraints): Remove "C04", "R".
7167 2012-01-20 Richard Guenther <rguenther@suse.de>
7169 PR tree-optimization/51903
7170 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7171 when removing stmts.
7173 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7176 * config/arm/arm.c (arm_load_pic_register): Use
7177 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7178 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7179 (arm_pic_static_addr): Likewise.
7180 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7181 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7182 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7183 (pic_load_addr_unified): New.
7185 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7188 * function.c (instantiate_virtual_regs_in_insn): Use
7189 delete_insn_and_edges when removing a wrong asm insn.
7191 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7193 PR rtl-optimization/40761
7194 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7195 Add new member loop_num.
7196 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7197 (ira_build): Remove the parameter.
7199 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7200 (ira.c): Do not build CFG loops for one region allocation. Remove
7201 argument from ira_build call.
7203 * ira-build.c (init_loop_tree_node): New function.
7204 (create_loop_tree_nodes): Use it. Separate the case when CFG
7205 loops are not built.
7206 (more_one_region_p): Check current_loops.
7207 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7209 (add_loop_to_tree): Process loop equal to NULL too.
7210 (form_loop_tree): Separate the case when CFG loops are not built.
7211 Use explicitly number for the root.
7212 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7214 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7215 instead of loop->num.
7216 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7217 (mark_all_loops_for_removal): Ditto.
7218 (remove_unnecessary_regions): Separate the case when CFG loops
7220 (ira_build): Remove the parameter. Use explicit number of regions
7221 when CFG loops are not built.
7223 * ira-color.c (print_loop_title): Separate the case for the root node.
7224 Use loop_num instead of loop->num.
7225 (move_spill_restore): Use loop_num instead of loop->num.
7227 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7228 (change_loop): Ditto.
7229 (change_loop): Use loop_num instead of loop->num.
7231 * ira-lives.c (process_bb_node_lives): Ditto.
7233 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7235 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7237 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7240 * tree-mudflap.c (mf_artificial): New function.
7241 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7242 mx_register_decls, mudflap_enqueue_decl): Use it.
7245 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7246 numbers in the insn pattern.
7248 2012-01-19 Michael Matz <matz@suse.de>
7250 PR tree-optimization/46590
7251 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7252 use it in remembering which conflicts we already created.
7253 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7256 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7259 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7260 (merge_and_complain): Same.
7262 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7265 * config/initfini-array.h: Guard content of the header
7266 with #ifdef HAVE_INITFINI_ARRAY.
7267 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7268 Add initfini-array.h to tm_file here.
7269 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7270 * config.gcc: Don't add initfini-array.h to tm_file here.
7271 * configure: Regenerated.
7273 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7275 PR rtl-optimization/51505
7276 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7277 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7278 (df_note_bb_compute): Update the call to df_kill_notes.
7280 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7282 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7284 2012-01-18 Richard Guenther <rguenther@suse.de>
7286 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7287 of conversions to void *.
7289 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7290 Richard Sandiford <rdsandiford@googlemail.com>
7294 * optabs.h (simplify_expand_binop): Declare.
7295 * optabs.c (simplify_expand_binop): Make global.
7296 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7297 endian targets if the source cannot be exactly covered by word
7300 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7303 * hard-reg-set.h (struct hard_reg_set_container): New type.
7304 * target.h (struct hard_reg_set_container): Forward declare.
7305 * target.def (set_up_by_prologue): New target hook.
7306 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7307 * doc/tm.texi: Regenerated.
7308 * function.c (thread_prologue_and_epilogue_insns): Change
7309 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7310 Call targetm.set_up_by_prologue on it.
7311 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7312 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7314 2012-01-17 Nick Clifton <nickc@redhat.com>
7316 * config/rx/rx.c (rx_can_use_simple_return): New function.
7317 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7318 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7320 2012-01-17 Richard Guenther <rguenther@suse.de>
7323 * expr.c (expand_assignment): Take address-space information
7324 from the address operand of MEM_REF and TARGET_MEM_REF.
7325 (expand_expr_real_1): Likewise.
7327 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7329 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7330 reload dump is requested.
7332 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7335 * trans-mem.c (requires_barrier): Call may_be_aliased.
7337 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7339 PR tree-optimization/51877
7340 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7341 call arguments and fndecls compare equal, instead return false if they
7342 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7343 both SSA_NAMEs that are valueized the same, or they satisfy
7346 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7348 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7350 * configure: Regenerate.
7352 2012-01-16 Jan Hubicka <jh@suse.cz>
7356 * convert.c (convert_to_integer): Use fold_convert for
7357 converting an INTEGER_CST to integer type.
7359 2012-01-16 Jason Merrill <jason@redhat.com>
7362 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7364 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7367 * config/s390/s390.c (s390_chunkify_start): Don't skip
7368 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7369 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7370 If insn is followed by NOTE_INSN_VAR_LOCATION or
7371 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7372 Don't use location of note insns.
7374 PR tree-optimization/51865
7375 * tree-inline.c (tree_function_versioning): Call remap_decl
7376 on DECL_RESULT whenever it has VOID_TYPE_P type.
7378 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7380 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7381 for calls to locally-binding MIPS16 functions if only the return
7382 type uses float regs.
7384 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7385 Richard Sandiford <rdsandiford@googlemail.com>
7387 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7388 (SYMBOL_32_HIGH): Likewise.
7389 (mips_output_tls_reloc_directive): Declare.
7390 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7391 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7392 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7393 (mips_lo_relocs, mips_hi_relocs): Make extern.
7394 (mips16_stub_function): Move up file.
7395 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7396 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7397 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7398 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7399 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7400 (mips_get_tp): Add MIPS16 support.
7401 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7402 Generalize DTPREL and TPREL handling.
7403 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7404 Add MIPS16 TLS support.
7405 (mips_output_tls_reloc_directive): New function.
7406 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7407 * config/mips/predicates.md (symbolic_operand_with_high)
7408 (tls_reloc_operand): New predicates.
7409 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7410 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7411 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7412 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7413 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7414 (*tls_get_tp_mips16_call_<mode>): Likewise.
7416 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7418 PR rtl-optimization/51821
7419 * recog.c (peep2_find_free_register): Determine clobbered registers
7422 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7425 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7426 * config/avr/avr.c: Likewise.
7427 * config/avr/avr.h: Likewise.
7429 2012-01-13 Ian Lance Taylor <iant@google.com>
7432 * tree.h (TYPE_QUALS): Add cast to int.
7433 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7435 2012-01-13 Ian Lance Taylor <iant@google.com>
7437 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7438 comparing param_index to VEC_length result.
7440 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7442 * c-decl.c: Do not include tree-mudflap.h
7443 * tree-optimize.c: Likewise.
7444 * Makefile.in: Update dependencies.
7446 2012-01-13 Richard Guenther <rguenther@suse.de>
7449 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7450 variable-sized result always use RSO.
7452 2012-01-12 DJ Delorie <dj@redhat.com>
7454 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7455 pointer type, not just the default pointer type.
7457 2012-01-09 Richard Henderson <rth@redhat.com>
7458 Denis Chertykov <chertykov@gmail.com>
7461 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7462 * config/avr/avr.c (avr_can_eliminate): Simplify.
7463 (avr_initial_elimination_offset): Likewise.
7464 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7465 (expand_epilogue): Likewise.
7466 (avr_legitimize_address): Gut.
7467 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7468 (avr_hard_regno_nregs): New.
7469 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7470 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7471 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7472 add soft frame pointer.
7473 (CALL_USED_REGISTERS): Likewise.
7474 (REG_CLASS_CONTENTS): Likewise.
7475 (REGISTER_NAMES): Likewise.
7476 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7477 (HARD_FRAME_POINTER_REGNUM): New.
7478 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7479 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7480 remove the HARD_FRAME_POINTER self-elimination.
7482 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7485 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7486 DECL_EXTERNAL when checking for initializers of progmem variables.
7488 2012-01-12 Ira Rosen <irar@il.ibm.com>
7490 PR tree-optimization/51799
7491 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7492 that the last operation is a type demotion.
7494 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7496 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7497 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7499 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7502 * combine.c (distribute_notes): If i3 is a noreturn call,
7503 allow old_size to be equal to args_size and make sure the
7504 noreturn call gets REG_ARGS_SIZE note.
7505 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7506 on noreturn calls even when the delta is 0.
7508 2012-01-11 Nathan Sidwell <nathan@acm.org>
7510 * gcov.c (STRING_SIZE): Remove.
7511 (generate_results): Erase annotations for source files with no
7512 coverage information.
7514 (output_lines): Use it.
7516 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7518 * gimple.h (gimplify_body): Remove first argument.
7519 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7520 pointer set here, instead just pass DATA to walk_tree.
7521 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7522 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7523 (unvisit_body): Likewise, but with unmark_visited.
7524 (gimplify_body): Remove BODY_P argument and adjust.
7525 (gimplify_function_tree): Adjust call to gimplify_body.
7526 * omp-low.c (finalize_task_copyfn): Likewise.
7528 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7530 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7531 (build_function_type_skip_args): Delete.
7532 * tree.c (build_function_type_skip_args): Make static and add
7533 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7534 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7535 pass it to build_function_type_skip_args.
7536 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7537 (tree_function_versioning): Likewise.
7538 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7539 build_function_decl_skip_args.
7540 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7541 and pass it to build_function_decl_skip_args/tree_function_versioning.
7542 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7543 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7544 * trans-mem.c (ipa_tm_create_version): Likewise.
7545 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7546 * tree-inline.c (declare_return_variable): Remove always-true test.
7547 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7548 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7549 * ipa-split.c (split_function): Skip the return value for the split
7550 part if it doesn't return.
7552 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7554 PR tree-optimization/49642
7555 * ipa-split.c (forbidden_dominators): New variable.
7556 (check_forbidden_calls): New function.
7557 (dominated_by_forbidden): Likewise.
7558 (consider_split): Check for forbidden dominators.
7559 (execute_split_functions): Initialize and free forbidden
7560 dominators info; call check_forbidden_calls.
7562 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7564 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7566 2012-01-11 Nick Clifton <nickc@redhat.com>
7568 * config/rx/rx.md (return): Define pattern.
7570 2012-01-11 Richard Guenther <rguenther@suse.de>
7572 * doc/extend.texi (malloc attribute): Adjust according to
7575 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7576 Patrick Marlier <patrick.marlier@gmail.com>
7579 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7580 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7581 (ipa_tm_note_irrevocable): Same.
7582 (ipa_tm_scan_irr_block): Same.
7583 (ipa_tm_decrement_clone_counts): Same.
7584 (ipa_tm_scan_irr_function): Same.
7585 (ipa_tm_create_version_alias): Same.
7586 (ipa_tm_create_version): Same.
7587 (ipa_tm_transform_calls_redirect): Same.
7588 (ipa_tm_transform_calls): Same.
7589 (ipa_tm_transform_transaction): Same.
7590 (ipa_tm_execute): Same.
7592 2012-01-10 Richard Guenther <rguenther@suse.de>
7595 * opts.c (common_handle_option): Handle -Werror.
7597 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7599 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7602 2012-01-10 Jason Merrill <jason@redhat.com>
7604 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7607 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7609 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7610 supports R_386_TLS_GD_PLT reloc.
7611 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7612 supports R_386_TLS_LDM_PLT reloc.
7613 * configure: Regenerate.
7614 * config.in: Regenerate.
7616 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7619 Extend __pgmx semantics to linearize memory.
7620 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7621 determine if code comes inline or from libgcc.
7622 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7623 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7624 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7625 (movmemx_qi, movmemx_hi): New insns.
7626 (xload_<mode>_libgcc): Rewrite to new insn condition.
7627 (xload_<mode>): Remove insns.
7628 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7629 cases that don't satisfy avr_xload_libgcc_p().
7630 (avr_addr_space_convert): Allow converting in any direction.
7631 (avr_addr_space_subset_p): Return always true.
7632 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7633 (avr_emit_movmemhi): Ditto.
7634 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7635 (avr_out_movmem): Ditto.
7636 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7637 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7638 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7639 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7640 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7642 2012-01-10 Richard Guenther <rguenther@suse.de>
7644 PR tree-optimization/50913
7645 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7646 Require data-refs to be representable by Graphite with respect
7649 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7651 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7652 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7654 2012-01-10 Tom de Vries <tom@codesourcery.com>
7656 PR rtl-optimization/51271
7657 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7658 handling annulled branch.
7660 2012-01-10 Richard Henderson <rth@redhat.com>
7662 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7663 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7664 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7665 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7666 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7667 arm_expand_vec_perm_const): New.
7668 * config/arm/arm-protos.h: Update.
7669 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7670 (*neon_vswp<VDQX>): New.
7671 (neon_vcombine<VDX>): Use neon_split_vcombine.
7672 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7673 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7674 (vec_perm<VE>): New.
7676 2012-01-10 Richard Henderson <rth@redhat.com>
7678 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7679 use it if reload_completed.
7680 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7681 arm_output_asm_insn, arm_process_output_memory_barrier,
7682 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7683 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7684 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7685 arm_process_output_sync_insn, arm_output_sync_insn,
7686 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7687 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7688 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7689 (emit_unlikely_jump): New.
7690 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7691 (arm_split_atomic_op): New.
7692 * config/arm/arm-protos.h: Update.
7693 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7694 (struct arm_sync_generator): Remove.
7695 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7696 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7697 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7698 (VUNSPEC_LL, VUNSPEC_SC): New.
7699 (sync_result, sync_memory, sync_required_value, sync_new_value,
7700 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7701 (attr length): Don't use arm_sync_loop_insns.
7702 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7703 (movsfcc, movdfcc): Likewise.
7704 * config/arm/constraints.md (Ua): New.
7705 * config/arm/prediates.md (mem_noofs_operand): New.
7706 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7707 (sync_clobber, sync_t2_reqd): Remove.
7708 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7709 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7710 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7711 (arm_sync_compare_and_swap<SIDI>): Remove.
7712 (arm_sync_compare_and_swap<NARROW>): Remove.
7713 (arm_sync_lock_test_and_set<SIDI>): Remove.
7714 (arm_sync_lock_test_and_set<NARROW>): Remove.
7715 (arm_sync_new_<syncop><SIDI>): Remove.
7716 (arm_sync_new_<syncop><NARROW>): Remove.
7717 (arm_sync_new_nand<SIDI>): Remove.
7718 (arm_sync_new_nand<NARROW>): Remove.
7719 (arm_sync_old_<syncop><SIDI>): Remove.
7720 (arm_sync_old_<syncop><NARROW>): Remove.
7721 (arm_sync_old_nand<SIDI>): Remove.
7722 (arm_sync_old_nand<NARROW>): Remove.
7723 (*memory_barrier): Merge arm_output_memory_barrier.
7724 (atomic_compare_and_swap<QHSD>): New.
7725 (atomic_compare_and_swap<NARROW>_1): New.
7726 (atomic_compare_and_swap<SIDI>_1): New.
7727 (atomic_exchange<QHSD>): New.
7728 (cas_cmp_operand, cas_cmp_str): New.
7729 (atomic_op_operand, atomic_op_str): New.
7730 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7731 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7732 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7733 (arm_load_exclusive<NARROW>): New.
7734 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7735 (arm_store_exclusive<QHSD>): New.
7737 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7739 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7740 reload patterns if -mvsx-scalar-memory.
7742 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7743 generated, even -mno-vsx-scalar-double was used.
7744 (vsx_xscvdpsp_scalar): Likewise.
7745 (vsx_xscvspdp_scalar2): Likewise.
7747 2012-01-09 Tom de Vries <tom@codesourcery.com>
7748 Andrew Pinski <apinski@cavium.com>
7751 * reorg.c (fill_slots_from_thread): Don't speculate
7752 frame-related insns.
7754 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7756 * sched-int.h (bb_note): Move to...
7757 * basic-block.h: ...here.
7758 * haifa-sched.c (bb_note): Move to...
7759 * cfgrtl.c: ...here.
7760 * function.c (next_block_for_reg): New function.
7761 (move_insn_for_shrink_wrap): Likewise.
7762 (prepare_shrink_wrap): Rewrite to use the above.
7764 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7766 * gimple.c (is_gimple_non_addressable): Remove.
7767 * gimple.h: Remove is_gimple_non_addressable.
7768 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7769 is_gimple_non_addressable.
7770 * trans-mem.c (expand_assign_tm): Same.
7772 2012-01-09 Richard Guenther <rguenther@suse.de>
7774 PR tree-optimization/51775
7775 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7776 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7778 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7780 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7782 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7784 2012-01-09 Richard Guenther <rguenther@suse.de>
7786 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7788 2012-01-08 Jan Hubicka <jh@suse.cz>
7790 PR tree-optimize/51680
7791 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7792 on when known_vals needs to be computed; cleanup.
7794 2012-01-08 Jan Hubicka <jh@suse.cz>
7796 PR tree-optimize/51694
7797 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7799 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7801 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7802 for -std=c++98 and -std=c++11 too.
7804 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7806 * cfgloop.c (cancel_loop): Add free() of bbs array.
7808 2012-01-07 Jan Hubicka <jh@suse.cz>
7810 PR tree-optimization/51600
7811 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7812 that benefits small functions.
7814 2012-01-07 Jan Hubicka <jh@suse.cz>
7816 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7818 2012-01-07 Jan Hubicka <jh@suse.cz>
7820 PR tree-optimization/51680
7821 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7822 whose inlining reduce unit size.
7824 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7827 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7828 Add canonical node to containing_mem chain after the non-canonical
7829 one, even if there weren't any locs to propagate.
7830 (remove_useless_values): Keep only canonical values.
7831 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7832 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7833 canonicalize mem_chain elements that are not discarded.
7835 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7838 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7839 before emitting functions.
7841 PR gcov-profile/50127
7842 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7843 clear_aux_for_blocks.
7845 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7848 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7850 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7852 * c-decl.c (ext_block): Moved up.
7853 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7855 2012-01-06 Han Shen <shenhan@google.com>
7857 Translate built-in include paths for sysroot.
7858 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7859 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7861 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7862 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7864 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7865 control whether sysroot should be prepended to gxx include dir.
7867 * configure: Regenerate.
7869 2012-01-06 Torvald Riegel <triegel@redhat.com>
7871 PR rtl-optimization/51771
7872 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7873 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7875 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7877 PR tree-optimization/51315
7878 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7879 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7881 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7884 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7885 for shrp pattern. Correctly handle and fixup shift variable.
7886 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7888 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7891 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7892 note when !ACCUMULATE_OUTGOING_ARGS.
7894 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7896 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7898 (extract_range_from_unary_expr_1): Avoid useless computations.
7900 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7902 PR rtl-optimization/51767
7903 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7904 of jump_block and add an extra edge for degenerated asm gotos.
7907 * stmt.c (check_unique_operand_names): Don't ICE during error
7908 reporting if i is from labels chain.
7911 * profile.c (branch_prob): Split bbs that have exit edge
7912 and need a fake entry edge too.
7914 2012-01-05 Jan Hubicka <jh@suse.cz>
7917 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7920 2012-01-05 Richard Guenther <rguenther@suse.de>
7923 * tree-streamer-out.c (write_ts_optimization): New function.
7924 (streamer_write_tree_body): Call it.
7925 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7926 (streamer_read_tree_body): Call it.
7927 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7929 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7932 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7933 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7934 in_cleanup_point_expr before gimplify_stmt call and restore it
7936 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7937 in_cleanup_point_expr is false.
7939 2012-01-05 Richard Guenther <rguenther@suse.de>
7942 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7944 * toplev.c (process_options): Reject combining mudflap and LTO.
7945 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7947 2012-01-05 Richard Guenther <rguenther@suse.de>
7949 PR tree-optimization/51760
7950 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7952 (bit_value_unop): Handle UNDEFINED operands.
7953 (bit_value_binop): Likewise.
7955 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7957 * config/avr/avr.c (avr_replace_prefix): Remove.
7958 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7959 (avr_asm_function_rodata_section): Ditto.
7960 (avr_asm_select_section): Ditto.
7962 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7964 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7967 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7970 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7971 calls that have any non-fake successor edges.
7974 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7976 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7978 PR tree-optimization/51624
7979 * tree-sra.c (build_ref_for_model): When replicating a chain of
7980 COMPONENT_REFs, stop as soon as the offset would become negative.
7982 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7985 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7986 in .debug_loc on the floor.
7988 2012-01-04 Andrew Pinski <apinski@cavium.com>
7990 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7992 2012-01-04 Andrew Pinski <apinski@cavium.com>
7993 Adam Nemet <anemet@caviumnetworks.com>
7995 * config/mips/mips.md (size): Add SI and DI.
7996 (SIZE): New mode attribute.
7997 (U): New code attribute.
7998 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7999 (mips_lbux_<mode>): Delete.
8000 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
8001 (mips_lhx): Use gen_mips_lhx_extsi.
8002 (mips_lhx_<mode>): Delete.
8004 (mips_l<size>x): New expand.
8005 (mips_lwx_<mode>): Delete.
8006 (mips_l<GPR:size>x_<P:mode>): New pattern.
8007 (*mips_lw<u>x_<P:mode>_ext): Likewise.
8008 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
8009 * config/mips/mips.c (mips_lx_address_p): New function.
8010 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
8011 (dsp64): New availability predicate.
8012 (mips_builtins): Add an entry for __builtin_mips_ldx.
8013 * config/mips/mips.h (ISA_HAS_LBX): New define.
8014 (ISA_HAS_LBUX): Likewise.
8015 (ISA_HAS_LHX): Likewise.
8016 (ISA_HAS_LHUX): Likewise.
8017 (ISA_HAS_LWX): Likewise.
8018 (ISA_HAS_LWUX): Likewise.
8019 (ISA_HAS_LDX): Likewise.
8020 * doc/extend.texi (__builtin_mips_ldx): Document.
8022 2012-01-04 Tristan Gingold <gingold@adacore.com>
8024 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
8025 when long pointers are used.
8026 * config.build (*-*-*vms*): Handle all OpenVMS targets.
8027 (alpha64-dec-*vms*, alpha*-dec-*vms*)
8028 (ia64-hp-*vms*): Remove.
8029 * config/vms/xm-vms64.h: Delete.
8031 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8034 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8036 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8038 * opts.c (finish_options): Remove duplicate sorry.
8040 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8043 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8046 2012-01-04 Richard Guenther <rguenther@suse.de>
8049 * tree.c (size_low_cst): New function.
8050 * tree.h (size_low_cst): Declare.
8051 * fold-const.c (fold_comparison): Use it to extract the low
8052 part of the POINTER_PLUS_EXPR offset.
8054 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8056 Fix clearing ZERO_REG
8057 * config/avr/avr.md (cc): Add alternative "ldi".
8058 (movqi_insn): Use it in cc attribute.
8059 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8060 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8061 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8063 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8065 * configure: Regenerate.
8067 2012-01-04 Richard Guenther <rguenther@suse.de>
8069 PR tree-optimization/49651
8070 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8071 (var_can_have_subvars): Use it.
8072 (get_constraint_for_1): Only consider subfields if there can be any.
8074 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8077 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8078 to its new canonical_cselib_val and the cselib_val was in
8079 first_containing_mem chain, but the canonical_cselib_val was not,
8080 add the latter into the chain.
8081 (cselib_invalidate_mem): Compare canonical_cselib_val of
8082 addr_list chain elt with v.
8085 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8086 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8088 (output_macinfo_op): Don't ggc_strdup fd->filename.
8089 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8090 then ggc_strdup it. Don't free inc->info or cur->info.
8091 (output_macinfo): Don't free ref->info or file->info.
8093 2012-01-03 Ira Rosen <irar@il.ibm.com>
8095 PR tree-optimization/51269
8096 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8097 first_niters a pointer.
8098 (slpeel_tree_peel_loop_to_edge): Likewise.
8099 (vect_do_peeling_for_loop_bound): Update call to
8100 slpeel_tree_peel_loop_to_edge.
8101 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8102 here. Remove it from the parameters list.
8103 (vect_do_peeling_for_alignment): Update calls and compute
8106 2012-01-03 Richard Guenther <rguenther@suse.de>
8108 PR tree-optimization/51070
8109 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8110 Properly handle calls.
8112 2012-01-03 Richard Guenther <rguenther@suse.de>
8114 PR tree-optimization/51692
8115 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8116 the LHS of allocation stmts.
8118 2012-01-03 Olivier Hainque <hainque@adacore.com>
8120 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8122 2012-01-03 Olivier Hainque <hainque@adacore.com>
8124 * collect2.c (main): In AIX specific computations for vector
8125 insertions, use CONST_CAST2 to cast from char ** to const char **.
8127 2012-01-03 Richard Guenther <rguenther@suse.de>
8130 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8131 the context of a limbo DIE when it does not already exist.
8133 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8135 PR tree-optimization/51719
8136 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8137 but direct call is, clear direct call's lhs and don't add fallthrough
8138 edge from dcall_bb to join_bb and PHIs.
8140 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8142 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8143 the instructions emitted by the pattern.
8144 ("*TDC_insn_<mode>"): Add comment.
8146 2012-01-03 Richard Guenther <rguenther@suse.de>
8149 * fold-const.c (fold_comparison): Properly canonicalize
8150 tree offset and HOST_WIDE_INT bit position.
8152 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8154 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8155 operands for extzv pattern.
8157 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8160 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8163 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8165 * doc/invoke.texi (-flto and related options): Copy-edit.
8167 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8169 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8171 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8173 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8176 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8178 * expr.h (move_by_pieces_ninsns): Declare.
8179 * expr.c (move_by_pieces_ninsns): Make external.
8180 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8181 (mips_store_by_pieces_p): Likewise.
8182 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8183 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8184 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8185 (mips_store_by_pieces_p): Likewise.
8187 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8189 * passes.c (register_one_dump_file): Free full_name.
8191 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8192 (calculate_elim_costs_all_insns): Free offsets_at and
8193 offsets_known_at at the end and clear the pointers.
8195 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8197 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8198 this option introduced in r180739.
8200 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8203 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8204 (tmake_file target=avr): Add avr/t-multilib.
8206 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8207 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8208 * config/avr/genmultilib.awk: New file.
8209 * config/avr/t-multilib: New auto-generated file.
8210 * config/avr/multilib.h: New auto-generated file.
8211 * config/avr/t-avr (AVR_MCUS): New variable.
8212 (genopt.sh): Use it.
8213 (s-mlib): Depend on t-multilib.
8214 (t-multilib, multilib.h): New dependencies.
8215 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8216 (MULTILIB_OPTIONS): Remove.
8217 (MULTILIB_MATCHES): Remove.
8218 (MULTILIB_DIRNAMES): Remove.
8219 (MULTILIB_EXCEPTIONS): Remove:
8220 * config/avr/genopt.sh: Don't use hard coded file name;
8221 pass AVR_MCUS from t-avr instead.
8223 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8225 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8227 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8229 Implement light-weight DImode support.
8230 * config/avr/avr-dimode.md: New file.
8231 * config/avr/avr.md: Include it.
8232 (adjust_len): Add plus64, compare64.
8233 (HIDI): Remove code iterator.
8234 (code_stdname): New code attribute.
8235 (rotx, rotsmode): Remove DI.
8236 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8238 * config/avr/avr-protos.h (avr_have_dimode): New.
8239 (avr_out_plus64, avr_out_compare64): New.
8240 * config/avr/avr.c (avr_out_compare): Handle DImode.
8241 (avr_have_dimode): New variable definition and initialization.
8242 (avr_out_compare64, avr_out_plus64): New functions.
8243 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8244 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8245 (avr_compare_pattern): Skip DImode comparisons.
8247 2012-01-02 Revital Eres <revital.eres@linaro.org>
8249 * ddg.c (def_has_ccmode_p): New function.
8250 (add_cross_iteration_register_deps,
8251 create_ddg_dep_from_intra_loop_link): Call it.
8253 2012-01-02 Richard Guenther <rguenther@suse.de>
8256 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8258 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8260 * gcc.c (process_command): Update copyright notice dates.
8261 * gcov.c (print_version): Likewise.
8262 * gcov-dump.c (print_version): Likewise.
8263 * mips-tfile.c (main): Likewise.
8264 * mips-tdump.c (main): Likewise.
8266 2012-01-01 Ira Rosen <irar@il.ibm.com>
8268 PR tree-optimization/51704
8269 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8270 a use is inside the basic block or loop before accessing its vect info.
8272 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8274 PR rtl-optimization/51069
8275 * cfgloopmanip.c (remove_path): Removing path making irreducible
8276 region unconditional makes BB part of the region.
8278 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8280 PR tree-optimization/51683
8281 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8282 calls with side-effects.
8283 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8285 Copyright (C) 2012 Free Software Foundation, Inc.
8287 Copying and distribution of this file, with or without modification,
8288 are permitted in any medium without royalty provided the copyright
8289 notice and this notice are preserved.