1 2014-01-10 Richard Earnshaw <rearnsha@arm.com>
3 PR rtl-optimization/54300
4 * regcprop.c (copyprop_hardreg_forward_1): Ensure any unused
5 outputs in a single-set are killed from the value chains.
7 2014-01-10 Huacai Chen <chenhc@lemote.com>
9 * config/mips/driver-native.c (host_detect_local_cpu): Handle new
10 kernel strings for Loongson-2E/2F/3A.
12 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
14 Backport from mainline
15 2014-01-05 Uros Bizjak <ubizjak@gmail.com>
17 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
18 from prefetch_block tune setting.
19 (nocona_cost): Correct size of prefetch block to 64.
21 2013-12-28 Eric Botcazou <ebotcazou@adacore.com>
23 * doc/invoke.texi (output file options): Add missing markers.
25 2013-12-11 Kai Tietz <ktietz@redhat.com>
28 * config/i386/i386.c (ix86_expand_prologue): plus_constant
29 takes no mode-argument.
31 2013-12-10 Kai Tietz <ktietz@redhat.com>
34 * config/i386/i386.c (ix86_expand_prologue): Address saved
35 registers stack-relative, not via frame-pointer.
37 2013-12-03 Marek Polacek <polacek@redhat.com>
39 Backport from mainline
40 2013-12-03 Marek Polacek <polacek@redhat.com>
43 * c-decl.c (build_compound_literal): Allow compound literals with
46 2013-12-01 Eric Botcazou <ebotcazou@adacore.com>
48 * config/i386/winnt.c (i386_pe_asm_named_section): Be prepared for an
51 2013-11-28 Uros Bizjak <ubizjak@gmail.com>
53 Backport from mainline
54 2013-11-23 Uros Bizjak <ubizjak@gmail.com>
57 * config/i386/i386.c (bdesc_multi_arg) <IX86_BUILTIN_VFRCZSS>:
58 Declare as MULTI_ARG_1_SF instruction.
59 <IX86_BUILTIN_VFRCZSD>: Decleare as MULTI_ARG_1_DF instruction.
60 * config/i386/sse.md (*xop_vmfrcz<mode>2): Rename
61 from *xop_vmfrcz_<mode>.
62 * config/i386/xopintrin.h (_mm_frcz_ss): Use __builtin_ia32_movss
63 to merge scalar result with __A.
64 (_mm_frcz_sd): Use __builtin_ia32_movsd to merge scalar
67 2013-11-19 Uros Bizjak <ubizjak@gmail.com>
69 Backport from mainline
70 2013-11-18 Uros Bizjak <ubizjak@gmail.com>
72 * config/i386/i386.c (ix86_decompose_address): Use REG_P instead of
73 ix86_address_subreg_operand. Move subreg checks to
74 ix86_validate_address_register. Move address override check to
75 ix86_legitimate_address_p.
76 (ix86_validate_address_register): New function.
77 (ix86_legitimate_address_p): Call ix86_validate_address_register
78 to validate base and index registers. Add address override check
79 from ix86_decompose_address.
80 (ix86_decompose_address): Remove.
82 Backport from mainline
83 2013-11-17 Uros Bizjak <ubizjak@gmail.com>
86 * config/i386/i386.c (ix86_address_subreg_operand): Do not
87 reject non-integer subregs.
88 (ix86_decompose_address): Do not reject invalid CONST_INT RTXes.
89 Move check for invalid x32 constant addresses ...
90 (ix86_legitimate_address_p): ... here.
93 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
95 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
96 addresses only when %reg is not in word mode.
98 2013-11-10 Karlson2k <k2k@narod.ru>
99 Kai Tietz <ktietz@redhat.com>
103 * configure.ac: Adding for exported symbols check
104 and for rdynamic-check executable-extension.
105 * configure: Regenerated.
107 2013-11-07 H.J. Lu <hongjiu.lu@intel.com>
110 * config/i386/i386.md (push peepholer/splitter): Use Pmode
111 with stack_pointer_rtx.
113 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
115 * config/i386/t-rtems (MULTILIB_MATCHES): Fix option typos.
117 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
119 Backport from mainline
120 2013-10-22 Uros Bizjak <ubizjak@gmail.com>
123 * config/i386/i386.c (put_condition_code) <case GTU, case LEU>:
124 Remove CCCmode handling.
125 <case LTU>: Return 'c' suffix for CCCmode.
126 <case GEU>: Return 'nc' suffix for CCCmode.
127 (ix86_cc_mode) <case GTU, case LEU>: Do not generate overflow checks.
128 * config/i386/i386.md (*sub<mode>3_cconly_overflow): Remove.
129 (*sub<mode>3_cc_overflow): Ditto.
130 (*subsi3_zext_cc_overflow): Ditto.
132 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
134 Backport from mainline
135 2013-10-19 Uros Bizjak <ubizjak@gmail.com>
138 * config/i386/i386.c (ix86_function_value_regno): Add DX_REG,
139 ST1_REG and XMM1_REG for 32bit and 64bit targets. Also add DI_REG
140 and SI_REG for 64bit SYSV ABI targets.
142 2013-10-25 Richard Henderson <rth@twiddle.net>
145 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
146 instead of create_convert_operand_to.
147 (maybe_emit_sync_lock_test_and_set): Likewise.
148 (expand_atomic_compare_and_swap): Likewise.
149 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
151 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
153 PR rtl-optimization/58831
154 * alias.c (init_alias_analysis): At the beginning of each iteration,
155 set the reg_seen[N] flag if static_reg_base_value[N] is non-null.
157 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
159 * recog.c (search_ofs): New static variable moved from...
160 (peep2_find_free_register): ...here.
161 (peephole2_optimize): Initialize it.
163 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
165 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
167 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
169 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
170 assignment statements.
172 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
174 * config/pa/pa.md: In "scc" insn patterns, change output template to
175 handle const0_rtx in reg_or_0_operand operands.
177 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
178 Paolo Carlini <paolo.carlini@oracle.com>
181 * doc/implement-cxx.texi: Fix references to the C++ standards.
183 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
186 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
189 2013-09-12 Terry Guo <terry.guo@arm.com>
191 Backport from mainline
192 2012-09-17 Richard Guenther <rguenther@suse.de>
195 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
196 FIXED_VALUE_TYPE instead of struct fixed_value.
198 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
201 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
202 support conditional execution.
203 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
205 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
207 Backport from mainline
208 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
210 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
211 "cmp" RTX before signed_comparison_operator check to account
214 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
216 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
218 2013-09-01 Iain Sandoe <iain@codesourcery.com>
221 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
223 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
224 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
225 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
227 * doc/tm.texi: Regenerate.
228 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
230 * config/darwin-c.c: Include target.h.
231 (darwin_objc_declare_unresolved_class_reference): New function.
232 (darwin_objc_declare_class_definition): New function.
233 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
234 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
236 2013-09-01 Iain Sandoe <iain@codesourcery.com>
238 Backport from mainline:
239 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
241 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
242 it is not needed after split.
244 2013-07-20 Iain Sandoe <iain@codesourcery.com>
247 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
248 second label for nonlocal goto receivers. Don't output pic base labels
249 unless we're producing PIC; mark that action unreachable().
250 (ix86_save_reg): If the function contains a nonlocal label, save the
252 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
253 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
254 (update_pic_label_number_if_needed): New.
255 (machopic_output_function_base_name): Adjust for nonlocal receiver
257 (machopic_should_output_picbase_label): New.
258 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
259 (nonlocal_goto_receiver): New insn and split.
261 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
263 Backport from mainline
264 2013-08-27 Christian Widmer <shadow@umbrox.de>
267 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
268 of Ivy Bridge processors.
270 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
273 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
274 suggested mode for the assignment isn't compatible with the
277 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
279 Backport from mainline
280 2013-08-12 Perez Read <netfirewall@gmail.com>
283 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
284 operand 0 for intel asm alternative.
285 (*movabs<mode>_2): Ditto for operand 1.
287 2013-08-13 Marek Polacek <polacek@redhat.com>
290 2013-0813 Marek Polacek <polacek@redhat.com>
291 Jakub Jelinek <jakub@redhat.com>
293 PR tree-optimization/57980
294 * tree-tailcall.c (process_assignment): Return false
295 when not dealing with integers or floats.
297 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
299 Backport from mainline
300 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
302 * collect2-aix.h: Define F_LOADONLY.
304 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
306 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
307 the implied StoreLoad barrier for atomic operations if before.
309 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
311 Backport from 2013-07-11 trunk r200901.
314 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
315 name seen by assembler/linker if available.
317 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
319 Backport from 2013-07-10 trunk r200872.
322 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
325 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
327 Backport from mainline
328 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
330 * config/i386/sse.md (sse_movlhps): Change alternative 3
333 2013-07-09 Joseph Myers <joseph@codesourcery.com>
335 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
336 adjust register size for TDmode and TFmode for VSX registers.
338 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
340 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
342 2013-07-08 Jakub Jelinek <jakub@redhat.com>
344 PR rtl-optimization/57829
345 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
346 mask bits outside of mode are just sign-extension from mode to HWI.
348 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
350 Backport from mainline
351 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
354 * config/i386/i386.c (construct_container): Report error if
355 long double is used with disabled x87 float returns.
357 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
359 Backport from mainline
360 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
363 * collect2.c (collect_atexit): New.
364 (collect_exit): Delete.
365 (main): Register collect_atexit with atexit.
366 (collect_wait): Change collect_exit to exit.
368 * collect2.h (collect_exit): Delete.
369 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
371 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
373 Backport from mainline
374 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
376 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
377 cmp_code to construct REG_EQUAL note.
379 Backport from mainline
380 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
382 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
383 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
385 Backport from mainline
386 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
389 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
390 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
391 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
393 2013-06-09 Jakub Jelinek <jakub@redhat.com>
396 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
397 that operands[2] doesn't overlap with operands[0].
399 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
402 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
403 for non-sse2 targets. Simplify mode attribute calculation.
405 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
407 Backport from mainline
408 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
410 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
411 cache parameters using detect_caches_amd also for CYRIX,
412 NSC and TM2 signatures.
414 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
415 Dzianis Kahanovich <mahatma@eu.by>
419 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
420 VIA/Centaur processors and determine their cache parameters
421 using detect_caches_amd.
423 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
425 * config/i386/i386.c (ix86_option_override_internal): Add
426 PTA_POPCNT to corei7 entry.
428 2013-05-14 Richard Biener <rguenther@suse.de>
430 PR gcov-profile/57269
431 Backport from mainline
432 2012-06-30 Nathan Sidwell <nathan@acm.org>
434 * coverage.c (coverage_init): Read counts file before writing
437 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
440 Backport from mainline
441 2013-01-22 Jakub Jelinek <jakub@redhat.com>
444 * config/i386/i386.md (UNSPEC_STOS): New.
445 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
446 *strsetqi_1): Add UNSPEC_STOS.
448 2013-05-10 Joey Ye <joey.ye@arm.com>
450 Backport from mainline
451 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
454 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
456 (thumb1_extendhisi2): Reduce Thumb pool range.
457 (arm_movdi): Likewise.
458 (thumb1_movdi_insn): Likewise.
459 (thumb1_movsi_insn): Likewise.
460 (pic_load_addr_unified): Likewise.
461 (pic_load_addr_32bit): Likewise.
462 (pic_load_addr_thumb1): Likewise.
463 (thumb1_movhf): Likewise.
464 (arm_movsf_soft_insn): Likewise.
465 (thumb1_movsf_soft_insn): Likewise.
466 (movdf_soft_insn): Likewise.
467 (thumb1_movdf_soft_insn): Likewise.
468 * config/arm/neon.md (*neon_mov<mode>): Likewise.
469 (*neon_mov<mode>): Likwise.
470 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
471 (*thumb2_movhi_insn): Likewise.
472 (*thumb2_extendqisi_v6): Likewise.
473 (*thumb2_zero_extendqisi_v6): Likewise.
474 (*thumb2_zero_extendqisi2_v6): Likewise.
475 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
476 (*movdi_vfp): Likewise.
477 (*movdi_vfp_cortexa8): Likewise.
478 (*thumb2_movsf_vfp): Likewise.
479 (*thumb2_movdf_vfp): Likewise.
481 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
483 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
484 Add mthumb/march=armv7-a multilib.
485 Add mthumb/march=armv7-r multilib.
486 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
488 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
491 * config/v850/t-rtems: Add more multilibs.
493 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
496 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
499 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
500 to save TFmode registers and DImode to save TImode registers for
501 caller save operations.
502 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
503 mark being partially clobbered since they only use the first
506 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
507 and TDmode only use the upper 64-bits of each VSX register.
509 2013-05-03 Marek Polacek <polacek@redhat.com>
511 Backport from mainline
512 2013-04-25 Marek Polacek <polacek@redhat.com>
514 PR tree-optimization/57066
515 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
517 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
519 Backport from mainline
520 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
523 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
525 (*zero_extendsidi2): Ditto.
527 Backport from mainline
528 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
531 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
533 2013-04-29 Christian Bruel <christian.bruel@st.com>
536 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
538 2013-04-27 Jakub Jelinek <jakub@redhat.com>
541 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
542 the immediate rotate count.
544 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
546 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
548 2013-04-19 Matthias Klose <doko@ubuntu.com>
552 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
554 Backport from mainline
555 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
556 Alexander Monakov <amonakov@ispras.ru>
559 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
560 flush pending lists also on non-jumps. Adjust comment.
563 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
565 * sched-deps.c (add_dependence_list_and_free): Simplify.
566 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
567 lists when add_dependence_list_and_free doesn't free them.
569 2013-04-19 Marek Polacek <polacek@redhat.com>
571 Backport from mainline
572 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
573 Jakub Jelinek <jakub@redhat.com>
575 PR tree-optimization/48189
576 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
577 If nitercst is 0, don't predict the exit edge.
579 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
581 Backport from mainline
582 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
583 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
585 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
588 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
590 * doc/tm.texi: Update.
591 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
592 * target.def (force_at_comp_dir): New hook.
593 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
594 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
596 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
599 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
600 (S_MODES): Set H_MODE bit.
601 (SF_MODES): Set only S_MODE and SF_MODE bits.
602 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
603 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
604 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
605 <MODE_FLOAT>: Likewise.
607 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
609 Backport from mainline:
610 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
613 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
614 nuses, make sure we have a label.
616 2013-04-11 Richard Biener <rguenther@suse.de>
618 * BASE-VER: Set to 4.7.4.
619 * DEV-PHASE: Set to prerelease.
621 2013-04-11 Release Manager
623 * GCC 4.7.3 released.
625 2013-04-10 David S. Miller <davem@davemloft.net>
627 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
630 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
634 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
636 Backport from mainline
637 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
638 Alexander Monakov <amonakov@ispras.ru>
641 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
642 flush pending lists also on non-jumps. Adjust comment.
644 2013-04-03 Richard Biener <rguenther@suse.de>
646 PR tree-optimization/56501
647 * tree-switch-conversion.c (check_process_case): Properly
648 handle !single_succ_p case.
650 2013-04-03 Jakub Jelinek <jakub@redhat.com>
652 Backported from mainline
653 2013-03-06 Jakub Jelinek <jakub@redhat.com>
655 PR tree-optimization/56539
656 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
657 instead of GSI_CONTINUE_LINKING as last argument to
658 force_gimple_operand_gsi. Adjust function comment.
660 2013-03-05 Jakub Jelinek <jakub@redhat.com>
663 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
664 (avoid_complex_debug_insns): New function.
665 (expand_debug_locations): Call it.
667 2013-04-02 Wei Mi <wmi@google.com>
669 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
670 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
671 *<rotate_insn><mode>3_mask in i386.md.
673 2013-04-02 Richard Biener <rguenther@suse.de>
676 Backport from mainline
677 2012-05-16 Richard Guenther <rguenther@suse.de>
679 * tree-inline.c (declare_return_variable): Properly handle
680 DECL_BY_REFERENCE return vars in SSA form.
682 2013-04-01 Wei Mi <wmi@google.com>
684 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
685 Truncate operand 2 using %b asm operand modifier.
686 (*<shift_insn><mode>3_mask): Ditto.
687 (*<rotate_insn><mode>3_mask): Ditto.
689 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
691 * config/i386/i386.md (*movsf_internal): Change type of
692 alternatives 3,4 to imov.
694 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
696 Backport from mainline
697 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
700 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
701 when the may_trap_p bit of the exprs being merged differs.
702 Reorder tests for speculativeness in the logical and operator.
704 Backport from mainline
705 2013-03-05 Jakub Jelinek <jakub@redhat.com>
708 * sel-sched-ir.c (free_sched_pools): Release
709 succs_info_pool.stack[succs_info_pool.max_top] vectors too
710 if succs_info_pool.max_top isn't -1.
712 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
714 Backport from mainline
715 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
718 * sel-sched.c: Include ira.h.
719 (implicit_clobber_conflict_p): New function.
720 (moveup_expr): Use it.
721 * Makefile.in (sel-sched.o): Depend on ira.h.
723 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
725 Backport from mainline
726 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
727 Alexander Monakov <amonakov@ispras.ru>
730 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
731 flush pending lists also on non-jumps. Adjust comment.
733 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
735 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
736 * doc/extend.texi (Named Address Spaces): Ditto.
737 (Variable Attributes): Ditto.
739 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
741 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
742 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
745 2013-03-27 Walter Lee <walt@tilera.com>
747 Backport from mainline:
748 2013-03-27 Walter Lee <walt@tilera.com>
750 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
751 double-decrement of next_scratch_regno.
753 2013-03-27 Walter Lee <walt@tilera.com>
755 Backport from mainline:
756 2013-03-27 Walter Lee <walt@tilera.com>
758 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
760 (insn_v1mulus): Ditto.
761 (insn_v2muls): Ditto.
763 2013-03-27 Walter Lee <walt@tilera.com>
765 Backport from mainline:
766 2013-03-27 Walter Lee <walt@tilera.com>
768 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
770 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
772 2013-03-27 Walter Lee <walt@tilera.com>
774 Backport from mainline:
775 2013-03-27 Walter Lee <walt@tilera.com>
777 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
779 (*sibcall_value): Ditto.
781 2013-03-27 Walter Lee <walt@tilera.com>
783 Backport from mainline:
784 2013-03-27 Walter Lee <walt@tilera.com>
786 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
787 (insn_mnz_v8qi): ... this ...
788 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
790 (insn_v<n>mnz): Replaced by ...
791 (insn_v1mnz): ... this ...
792 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
794 (insn_mz_<mode>): Replaced by ...
795 (insn_mz_v8qi): ... this ...
796 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
798 (insn_v<n>mz): Replaced by ...
799 (insn_v1mz): ... this ...
800 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
803 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
805 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
807 2013-03-26 Richard Biener <rguenther@suse.de>
809 Backport from mainline:
810 2013-03-13 Richard Biener <rguenther@suse.de>
812 PR tree-optimization/56608
813 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
814 calls when vectorizing basic-blocks.
816 2013-03-05 Richard Biener <rguenther@suse.de>
818 PR tree-optimization/56270
819 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
820 of loads after scheduling an SLP instance.
822 2013-03-26 Walter Lee <walt@tilera.com>
824 Backport from mainline:
825 2013-03-26 Walter Lee <walt@tilera.com>
827 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
828 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
830 2013-03-26 Walter Lee <walt@tilera.com>
832 Backport from mainline:
833 2013-03-25 Walter Lee <walt@tilera.com>
835 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
836 TILEGX_INSN_SHUFFLEBYTES1.
837 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
839 (tilegx_builtins): Ditto.
840 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
842 2013-03-26 Walter Lee <walt@tilera.com>
844 Backport from mainline:
845 2013-03-25 Walter Lee <walt@tilera.com>
847 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
848 tests for constraint J, K, N, P.
850 2013-03-26 Walter Lee <walt@tilera.com>
852 Backport from mainline:
853 2013-03-25 Walter Lee <walt@tilera.com>
855 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
856 Use indirect/pcrel encoding.
857 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
860 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
862 Backport from mainline:
863 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
864 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
867 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
868 (musermode): Convert to Var(TARGET_USERMODE).
869 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
870 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
871 * config/sh/sh.c (sh_option_override): Use
872 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
873 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
875 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
877 (udivsi3_i4_single, divsi3_i4_single): Use
878 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
879 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
880 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
881 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
882 (SUBTARGET_OVERRIDE_OPTIONS): New.
884 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
886 Backport from mainline:
887 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
889 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
890 to m2a-single instead of m2e.
892 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
895 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
898 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
901 * config/i386/i386.c (init_cumulative_args): Also set
902 cum->callee_return_avx256_p.
903 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
904 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
906 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
907 callee_return_avx256_p.
909 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
911 Backport from mainline:
912 2012-12-04 Ian Lance Taylor <iant@google.com>
914 * godump.c (find_dummy_types): Output a dummy type if we couldn't
915 output the real type.
917 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
920 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
921 (PLUS_EXPR): Likewise.
922 * doc/cppopts.texi (--help): Likewise.
923 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
924 (-fdump-rtl-cprop_hardreg): Likewise.
925 (-fdump-rtl-csa): Likewise.
926 (-fdump-rtl-dce): Likewise.
927 (-fdump-rtl-dbr): Likewise.
928 (-fdump-rtl-into_cfglayout): Likewise.
929 (-fdump-rtl-outof_cfglayout): Likewise.
931 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
934 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
935 (arm_print_operand, case 'S'): Don't use shift_operator to validate
938 2013-03-14 Seth LaForge <sethml@google.com>
941 Backport from mainline
942 2012-10-22 Julian Brown <julian@codesourcery.com>
944 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
945 VFP D registers in big-endian mode.
947 2013-03-08 Joey Ye <joey.ye@arm.com>
949 Backport from mainline
950 2013-03-06 Joey Ye <joey.ye@arm.com>
953 * gcc.c (convert_white_space): New function.
954 (main): Handles white space in function name.
956 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
958 Backport from mainline
959 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
962 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
963 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
964 to SH_DIV_CALL_TABLE for TARGET_SH2.
965 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
967 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
968 mdiv= call-div1, call-fp, call-table options.
970 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
972 * config.gcc (arm*-*-rtemself*): New.
973 (arm*-*-rtems*): Removed.
974 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
975 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
977 2013-03-01 Richard Biener <rguenther@suse.de>
979 Backport from mainline
980 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
982 PR tree-optimization/55481
983 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
984 back to general rewriting if we cannot leave an original biv
987 2013-03-01 Richard Biener <rguenther@suse.de>
989 Backport from mainline
990 2012-04-10 Richard Guenther <rguenther@suse.de>
993 * gimple-low.c (gimple_check_call_args): Properly account for
994 compatible aggregate types.
996 2013-02-26 Nick Clifton <nickc@redhat.com>
999 Import this patch from the mainline:
1001 2012-08-17 Nick Clifton <nickc@redhat.com>
1003 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
1004 (branch_true): Likewise.
1005 (branch_false): Likewise.
1007 2013-02-26 Jakub Jelinek <jakub@redhat.com>
1009 PR tree-optimization/56443
1010 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
1011 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
1012 to type_for_mode langhook.
1014 2013-02-21 Jakub Jelinek <jakub@redhat.com>
1017 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
1020 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1022 Backported from mainline
1023 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1025 PR tree-optimization/56350
1026 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
1027 if haven't found reduction or nested cycle operand, rather than
1028 asserting we must find it.
1030 PR tree-optimization/56381
1031 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
1034 2013-02-08 Jakub Jelinek <jakub@redhat.com>
1036 PR tree-optimization/56250
1037 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
1038 if type is unsigned and code isn't MULT_EXPR.
1040 2013-02-06 Jakub Jelinek <jakub@redhat.com>
1043 * omp-low.c (use_pointer_for_field): Return false if
1044 lower_send_shared_vars doesn't generate any copy-out code.
1046 2012-11-27 Jakub Jelinek <jakub@redhat.com>
1048 PR tree-optimization/55110
1049 * tree-vect-loop.c (vectorizable_reduction): Don't assert
1050 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
1052 2013-02-18 Richard Biener <rguenther@suse.de>
1055 2013-02-04 Richard Biener <rguenther@suse.de>
1057 Backport from mainline
1058 2012-07-04 Richard Guenther <rguenther@suse.de>
1060 PR tree-optimization/53844
1061 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1062 the loop virtual PHI.
1064 2013-02-13 David S. Miller <davem@davemloft.net>
1066 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
1068 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1070 Backport from mainline
1071 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1073 PR rtl-optimization/56275
1074 * simplify-rtx.c (avoid_constant_pool_reference): Check that
1075 offset is non-negative and less than cmode size before
1076 calling simplify_subreg.
1078 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
1080 Backport from mainline
1081 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1083 * config/i386/sse.md (FMAMODEM): New mode iterator.
1084 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
1085 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
1087 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1089 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
1090 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
1091 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
1093 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1095 Backport from mainline
1096 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1099 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
1100 If there is no implicit builtin declaration, just return NULL.
1102 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
1103 Michael Meissner <meissner@linux.vnet.ibm.com>
1105 Backport from mainline
1106 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
1107 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
1109 2013-02-07 David S. Miller <davem@davemloft.net>
1111 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
1113 * var-tracking.c (vt_add_function_parameter): Test the presence of
1114 HAVE_window_save properly and do not remap argument registers when
1115 we have a leaf function.
1117 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1119 Backport from mainline
1120 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1123 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1125 * config/i386/i386.c (ix86_print_operand): Ditto.
1127 2013-02-07 Alan Modra <amodra@gmail.com>
1130 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1131 static chain, set REST_INLINE_FPRS too.
1133 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
1135 Backport from mainline
1136 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1138 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1139 * configure: Regenerate.
1141 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1143 Backport from mainline
1144 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1145 Andrew Dixie <andrewd@gentrack.com>
1147 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1150 2013-02-05 Richard Biener <rguenther@suse.de>
1152 Backport from mainline
1153 2012-12-10 Richard Biener <rguenther@suse.de>
1155 PR tree-optimization/55107
1156 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1157 (bitmap_set_replace_value): Add gcc_unreachable.
1158 (do_regular_insertion): Re-write all_same handling. Insert
1159 an assignment instead of a PHI in this case.
1160 (execute_pre): Do not record constified events.
1162 2013-02-05 Richard Biener <rguenther@suse.de>
1164 PR tree-optimization/54767
1165 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1166 backedges drop all symbolical range information.
1167 (execute_vrp): Compute backedges.
1169 2013-02-04 Richard Biener <rguenther@suse.de>
1171 Backport from mainline
1172 2012-01-11 Richard Guenther <rguenther@suse.de>
1174 PR tree-optimization/44061
1175 * tree-vrp.c (extract_range_basic): Compute zero as
1176 value-range for __builtin_constant_p of function parameters.
1178 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1181 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1183 2013-02-04 Richard Biener <rguenther@suse.de>
1185 Backport from mainline
1186 2012-07-04 Richard Guenther <rguenther@suse.de>
1188 PR tree-optimization/53844
1189 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1190 the loop virtual PHI.
1192 2012-12-13 Richard Biener <rguenther@suse.de>
1195 * tree-streamer.c (record_common_node): Check that we are not
1196 recursively pre-loading nodes we want to skip. Handle
1197 char_type_node appearing as part of va_list_type_node.
1199 2013-02-04 Richard Biener <rguenther@suse.de>
1202 * gimple.h (gimple_call_builtin_class_p): New function.
1203 * gimple.c (validate_call): New function.
1204 (gimple_call_builtin_class_p): Likewise.
1205 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1206 Use gimple_call_builtin_class_p.
1207 (find_func_clobbers): Likewise.
1208 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1209 (strlen_optimize_stmt): Likewise.
1211 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1213 Backported from mainline
1214 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1216 PR tree-optimization/56125
1217 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1218 pow(x,c) into sqrt(x) * powi(x, n/2) or
1219 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1220 optimizing for size.
1221 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1222 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1225 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1227 PR tree-optimization/56098
1228 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1229 for stmts with volatile ops.
1230 (cond_store_replacement): Don't optimize if assign has volatile ops.
1231 (cond_if_else_store_replacement_1): Don't optimize if either
1232 then_assign or else_assign have volatile ops.
1234 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1237 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1238 instead of cmpdi_operand for first comparison operand.
1239 Don't assert that comparison operands aren't both constants.
1241 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1243 PR tree-optimization/56051
1244 * fold-const.c (fold_binary_loc): Don't fold
1245 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1246 a narrowing conversion, or widening conversion from signed
1249 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1252 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1253 the case where writing real complex part of target modifies
1256 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1259 * function.c (thread_prologue_and_epilogue_insns): Always
1260 add crtl->drap_reg to set_up_by_prologue.set, even if
1261 stack_realign_drap is false.
1263 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1265 PR tree-optimization/55921
1266 * tree-complex.c (expand_complex_asm): New function.
1267 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1269 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1271 PR rtl-optimization/55838
1272 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1273 iv0.step, iv1.step and step.
1275 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1278 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1279 * gimple-low.c: Include langhooks.c.
1280 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1281 by default call lang_hooks.block_may_fallthru.
1282 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1284 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1285 (LANG_HOOKS_INITIALIZER): Use it.
1287 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1290 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1291 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1292 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1293 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1294 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1296 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1298 PR tree-optimization/55236
1299 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1300 and signed ARG0_TYPE, force low and high to be non-NULL.
1302 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1304 PR rtl-optimization/54127
1305 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1306 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1307 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1308 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1309 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1311 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1313 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1314 range isn't testing for zero.
1316 2013-01-29 Richard Biener <rguenther@suse.de>
1318 PR tree-optimization/56113
1319 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1321 (label_visit): Free duplicate bitmaps and record the leader instead.
1322 (perform_var_substitution): Adjust.
1324 2013-01-28 Serowk <serowk@yandex.ru>
1327 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1328 Fix mode checks to allow for the passing of constants in the
1330 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1331 Add entries in the switch statement for builtin iwmmxt vector
1332 shift and rotate builtins.
1334 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1336 Backport from mainline
1337 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1340 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1341 operand 0 in movabs insn template for -masm=intel asm alternative.
1342 (*movabs<mode>_2): Ditto for operand 1.
1344 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1346 Backport from mainline
1347 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1350 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1351 alternative to (o,r).
1352 (*movdi_internal_rex64): Remove (!o,n) alternative.
1353 (DImode immediate->memory splitter): Remove.
1354 (DImode immediate->memory peephole2): Remove.
1355 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1356 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1357 alternative to (!o,*r).
1358 (*movtf_internal_sse): New pattern.
1359 (*movxf_internal_rex64): New pattern.
1360 (*movxf_internal): Disable for TARGET_64BIT.
1361 (*movdf_internal_rex64): Remove (!o,F) alternative.
1363 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1365 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1366 involving stack registers slightly.
1368 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1370 * config/i386/constraints.md (Yf): New constraint.
1371 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1372 of f constraint to conditionaly disable x87 register preferences.
1373 (*movdf_internal): Ditto.
1374 (*movsf_internal): Ditto.
1376 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1378 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1379 (*movtf_internal_rex64): Add (!o,C) alternative
1380 (*movxf_internal_rex64): Ditto.
1381 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1383 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1385 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1387 2013-01-24 Martin Jambor <mjambor@suse.cz>
1389 Backport from mainline
1390 2013-01-04 Martin Jambor <mjambor@suse.cz>
1392 PR tree-optimization/55755
1393 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1394 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1396 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1398 Backport from mainline
1399 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1401 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1403 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1405 PR rtl-optimization/56023
1406 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1407 dependent on debug instruction.
1409 2013-01-21 Martin Jambor <mjambor@suse.cz>
1411 Backport from mainline
1412 2013-01-17 Martin Jambor <mjambor@suse.cz>
1414 PR tree-optimizations/55264
1415 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1416 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1417 for virtual functions.
1418 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1419 for virtual methods.
1420 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1421 virtual methods before inlining is over.
1423 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1425 Backport from mainline
1426 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1429 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1430 store through atomic_store<mode>_1.
1431 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1433 2013-01-16 Richard Biener <rguenther@suse.de>
1436 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1437 account for bitpos when computing alignment.
1439 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1441 Backport from 2013-01-14 trunk r195169.
1444 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1445 etc. to 1 and not to __flash.
1446 Use LL suffix for __INT24_MAX__ with -mint8.
1447 Use ULL suffix for __UINT24_MAX__ with -mint8.
1449 2013-01-14 Matthias Klose <doko@ubuntu.com>
1451 * doc/invoke.texi: Document -print-multiarch.
1452 * doc/install.texi: Document --enable-multiarch.
1453 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1454 * configure.ac: Add --enable-multiarch option.
1455 Substitute with_cpu, with_float.
1456 * configure: Regenerate.
1457 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1458 enable_multiarch, with_cpu, with_float: New macros.
1459 if_multiarch: New macro, define in terms of enable_multiarch.
1460 * genmultilib: Add new argument for the multiarch name.
1461 * gcc.c (multiarch_dir): Define.
1462 (for_each_path): Search for multiarch suffixes.
1463 (driver_handle_option): Handle multiarch option.
1464 (do_spec_1): Pass -imultiarch if defined.
1465 (main): Print multiarch.
1466 (set_multilib_dir): Separate multilib and multiarch names
1467 from multilib_select.
1468 (print_multilib_info): Ignore multiarch names in multilib_select.
1469 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1470 * cppdefault.h (default_include): Document multiarch in multilib
1472 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1473 include directory for multiarch directories.
1474 * common.opt: New options --print-multiarch and -imultilib.
1476 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1477 Include i386/t-linux.
1478 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1479 Include i386/t-kfreebsd.
1480 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1481 * config/i386/t-linux64: Add multiarch names in
1482 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1483 * config/i386/t-gnu: New file.
1484 * config/i386/t-kfreebsd: Likewise.
1485 * config/i386/t-linux: Likewise.
1487 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1488 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1489 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1490 for 32bit non-biarch configurations.
1492 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1493 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1496 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1498 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1500 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1501 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1502 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1504 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1505 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1506 Include rs6000/t-linux for 32bit non-biarch configurations.
1508 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1510 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1512 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1513 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1515 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1516 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1518 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1520 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1521 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1522 (vect_estimate_min_profitable_iter): Adjust to above fix.
1523 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1525 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1527 Backport from mainline
1528 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1530 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1531 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1532 documentation. Add missing '__' in front of
1533 __builtin_ia32_packssdw256.
1535 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1537 Backport from mainline
1538 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1540 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1541 attribute of movddup insn to DF.
1542 (*vec_interleave_lowv2df): Ditto.
1543 (vec_dupv2df): Ditto.
1545 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1547 Backport from 2013-01-07 trunk r194991, r194992.
1550 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1553 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1554 (avr_addrspace_t): Add .section_name field.
1555 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1557 (avr_addrspace): Same. Initialize .section_name. Remove last
1558 NULL entry. Put __memx into .progmemx.data.
1559 (progmem_section_prefix): Remove.
1560 (avr_asm_init_sections): No need to initialize progmem_section.
1561 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1562 section name prefix.
1563 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1564 retrieve the progmem section.
1565 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1566 boundary to run over avr_addrspace[].
1567 (avr_register_target_pragmas): Ditto.
1569 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1571 Backport from 2013-01-07 trunk r194978.
1574 * doc/install.texi (Cross-Compiler-Specific Options): Document
1577 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1579 Backport from 2013-01-07 trunk r194968.
1582 * config/avr/t-avr: Don't automatically rebuild
1583 $(srcdir)/config/avr/t-multilib
1584 $(srcdir)/config/avr/avr-tables.opt
1585 (avr-mcus): New phony target to build them on request.
1586 (s-avr-mlib): Remove.
1587 * avr/avr-mcus.def: Adjust comments.
1589 2013-01-07 Terry Guo <terry.guo@arm.com>
1591 Backport from mainline
1592 2012-12-19 Terry Guo <terry.guo@arm.com>
1594 * config/arm/arm.c (thumb_find_work_register): Check argument
1595 register number based on current PCS.
1597 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1599 Backport from mainline
1600 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1603 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1604 selected code model, define __code_mode_small__, __code_model_medium__,
1605 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1606 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1607 xchg temporary register with %k. Declare temporary register as
1609 [__x86_64__]: For medium and large code models, preserve %rbx register.
1611 2013-01-03 Richard Henderson <rth@redhat.com>
1613 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1614 after eliminating TLS symbols.
1616 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1619 * config/pa/pa.md (movsi): Revert previous change.
1620 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1623 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1626 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1629 2013-01-02 Jason Merrill <jason@redhat.com>
1632 * tree.c (build_array_type_1): Revert earlier change.
1634 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1637 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1638 after reload starts.
1640 2012-12-21 Martin Jambor <mjambor@suse.cz>
1642 PR tree-optimization/55355
1643 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1644 bit_position is small enough to fit a single HOST_WIDE_INT.
1646 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1648 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1650 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1652 Backport from mainline
1653 2012-10-15 Matthias Klose <doko@ubuntu.com>
1655 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1656 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1658 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1659 Tomash Brechko <tomash.brechko@gmail.com>
1662 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1663 handling of before and after cases.
1664 * config/sparc/sync.md (atomic_store): Fix pasto.
1666 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1668 * optabs.c (expand_atomic_store): Elide redundant model test.
1670 2012-12-13 Richard Henderson <rth@redhat.com>
1673 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1675 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1678 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1679 (tldo_stb_sp64): Likewise.
1680 (tldo_sth_sp32): Likewise.
1681 (tldo_sth_sp64): Likewise.
1682 (tldo_stw_sp32): Likewise.
1683 (tldo_stw_sp64): Likewise.
1684 (tldo_stx_sp64): Likewise.
1686 2012-12-10 Kai Tietz <ktietz@redhat.com>
1689 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1691 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1693 Backport from mainline
1694 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1695 H.J. Lu <hongjiu.lu@intel.com>
1698 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1699 before using it as insn or call equivalent.
1701 2012-12-06 Jason Merrill <jason@redhat.com>
1704 * tree.c (build_array_type_1): Re-layout if we found it in the
1707 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1709 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1710 opaque cond in all call insns.
1712 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1714 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1715 area if the function allocates dynamic stack space.
1716 (ia64_initial_elimination_offset): Adjust offsets to above change.
1718 2012-12-03 Richard Biener <rguenther@suse.de>
1720 Backport from mainline
1721 2012-09-24 Richard Guenther <rguenther@suse.de>
1723 PR tree-optimization/53663
1724 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1725 native encode/interpret translation on VN_WALKREWRITE.
1727 2012-12-03 Kai Tietz <ktietz@redhat.com>
1730 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1733 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1736 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1738 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1740 Backport from mainline:
1741 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1744 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1745 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1746 (in_nullified_branch_delay): Likewise.
1747 (in_call_delay): Likewise.
1748 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1749 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1750 the $$sh_func_adrs call as variable. Update type of sibcalls and
1751 $$sh_func_adrs call.
1752 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1753 length instead of adjustment. Handle negative and undefined call
1754 adjustments for insn_default_length. Remove adjustment for millicode
1755 insn with unfilled delay slot.
1756 (pa_output_millicode_call): Update for revised millicode length.
1757 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1759 2012-11-29 Kai Tietz <ktietz@redhat.com>
1762 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1763 use by XNEWVEC/XRESIZEVEC.
1765 * i386.c (get_scratch_register_on_entry): Handle
1766 thiscall-convention.
1767 (split_stack_prologue_scratch_regno): Likewise.
1768 (ix86_static_chain): Likewise.
1769 (x86_output_mi_thunk): Likewise.
1771 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1773 Backported from mainline
1774 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1775 Markus Trippelsdorf <markus@trippelsdorf.de>
1778 * lto-opts.c (lto_write_options): Also handle
1779 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1780 OPT_SPECIAL_program_name.
1783 * lto-wrapper.c (merge_and_complain): Handle
1784 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1785 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1787 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1789 PR rtl-optimization/55489
1790 * gcse.c (compute_transp): Precompute a canonical version
1791 of XEXP (x, 0), and pass it to canon_true_dependence.
1793 2012-11-27 Richard Biener <rguenther@suse.de>
1796 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1797 stmt with a NOP instead of removing it.
1799 2012-11-26 Richard Biener <rguenther@suse.de>
1801 Backport from mainline
1802 2012-10-19 Richard Biener <rguenther@suse.de>
1804 PR tree-optimization/54976
1805 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1806 Robustify against odd inner_mode inputs.
1808 2012-10-12 Richard Biener <rguenther@suse.de>
1810 PR tree-optimization/54894
1811 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1812 Handle over-aligned scalar types properly.
1814 2012-10-02 Richard Guenther <rguenther@suse.de>
1817 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1818 cleaning up the CFG.
1820 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1822 Backport from mainline
1823 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1825 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1826 explaining the register ordering preferences.
1828 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1829 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1830 constraints so that the traditional floating point loads, stores,
1831 and moves are done first, then the VSX loads, stores, and moves,
1832 and finally the GPR loads, stores, and moves so that reload
1833 chooses FPRs over GPRs, and uses the traditional load/store
1834 instructions which provide an offset.
1835 (movdf_hardfloat64): Likewise.
1837 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1839 Backported from mainline
1840 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1841 H.J. Lu <hongjiu.lu@intel.com>
1844 * config/i386/i386.c (legitimize_pic_address): Properly handle
1846 (ix86_print_operand_address): Set code to 'k' when forcing
1847 addr32 prefix. For x32, zero-extend negative displacement if
1850 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1852 * common.opt (fvar-tracking-uninit): Document.
1853 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1854 * config/darwin.c (darwin_override_options): Likewise.
1856 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1858 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1859 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1861 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1863 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1865 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1867 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1870 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1872 Backport from mainline
1873 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1875 * config/i386/i386.c (ix86_init_machine_status): Do not
1876 explicitly clear tls_descriptor_call_expanded_p again.
1878 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1880 * config/i386/sse.md
1881 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1882 as read and written by the instruction.
1884 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1886 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1887 (ix86_instantiate_decls): New function.
1888 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1889 stack slot instead of SLOT_VIRTUAL.
1890 <case IX86_BUILTIN_STMXCSR>: Ditto.
1891 (assign_386_stack_local): Do not assert when virtual slot is valid.
1892 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1893 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1894 (truncxf<mode>2): Ditto.
1895 (floatunssi<mode>2): Ditto.
1896 (isinf<mode>2): Ditto.
1897 * config/i386/sync.md (atomic_load<mode>): Ditto.
1898 (atomic_store<mode>): Ditto.
1900 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1903 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1904 the argument is itself a conditional expression.
1906 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1908 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1911 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1913 PR tree-optimization/54986
1914 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1915 conversions on entry but add them back on exit if needed.
1917 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1920 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1922 (print_reg): Use true_regnum rather than REGNO.
1923 (ix86_print_operand_address): Remove SUBREG handling.
1925 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1927 Backported from mainline
1928 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1931 * gimple.h (is_gimple_sizepos): New inline function.
1932 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1933 final assignment to expr variable.
1934 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1935 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1936 into a local temporary.
1938 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1940 PR tree-optimization/54877
1941 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1942 use make_ssa_name instead of copy_ssa_name.
1944 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1946 Backport from mainline
1947 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1949 PR tree-optimization/53708
1950 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1951 user-supplied alignment when used with an explicit section name.
1953 2012-11-02 Jeff Law <law@redhat.com>
1955 PR tree-optimization/54985
1956 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1957 from thread_across_edge.
1958 (thread_across_edge): Use it in all cases where we might thread
1961 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1963 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1964 special register pushes before frame probing and allocation.
1966 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1967 Joel Sherrill <joel.sherrill@oarcorp.com>
1969 * config/sparc/t-rtems: New (Custom multilibs).
1970 * config/sparc/t-rtems-64: New (Custom multilibs).
1971 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1972 (sparc-*-rtems*): Add sparc/t-rtems.
1974 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1976 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1978 (hash_rtx): Likewise.
1980 2012-10-29 Terry Guo <terry.guo@arm.com>
1982 Backport from mainline
1983 2012-10-11 Terry Guo <terry.guo@arm.com>
1985 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1987 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1990 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1992 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1993 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1995 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1997 * config/avr/t-rtems: Revert previous commit.
1999 2012-10-26 Terry Guo <terry.guo@arm.com>
2001 Backport from mainline
2002 2012-10-23 Terry Guo <terry.guo@arm.com>
2005 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
2008 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2010 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
2012 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
2014 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
2016 * config.gcc (microblaze*-*-rtems*): New target.
2017 * config/microblaze/rtems.h: New.
2018 * config/microblaze/t-rtems: New.
2020 2012-10-25 Richard Biener <rguenther@suse.de>
2022 PR tree-optimization/54902
2023 * tree-ssa-pre.c (fini_pre): Return TODO.
2024 (execute_pre): Adjust.
2025 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
2026 blocks before computing dominators.
2028 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
2030 Backport from mainline
2031 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
2033 * config/i386/i386.c (memory_address_length): Assert that non-null
2034 base or index RTXes are registers. Do not check for REG RTXes.
2035 Determine addr32 prefix using SImode_address_operand or
2036 from original base and index RTXes. Simplify code.
2038 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
2040 * config/i386/i386-protos.h (memory_address_length): Add new bool
2041 argument. Update all uses.
2042 * config/i386/i386.c (memory_address_length): If not LEA insn, then
2043 add length of addr32 prefix based on mode of base or index register.
2044 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
2045 addresses here. Update call to memory_address_length.
2046 (ix86_print_address_operand): Use SImode_address_operand predicate.
2047 * config/i386/predicates.md (SImode_address_operand): New.
2048 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
2049 to calculate "mode" attribute. Use SImode_address_operand predicate
2050 instead of open-coding accepted RTX codes.
2052 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
2054 Backport from 2012-10-22 trunk r192685.
2055 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
2056 Note __AVR_<device>__ is not defined for cores.
2057 Don't point to --help=target.
2058 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
2060 2012-10-19 Marek Polacek <polacek@redhat.com>
2062 Backported from mainline
2063 2012-10-19 Marek Polacek <polacek@redhat.com>
2066 * fold-const.c (fold_sign_changed_comparison): Punt if folding
2067 pointer/non-pointer comparison.
2069 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2071 Backported from mainline
2072 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2075 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
2076 sure the mode is correct when falling through from above cases.
2078 2012-10-19 Alan Modra <amodra@gmail.com>
2080 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
2081 (HAVE_LD_LARGE_TOC): Likewise.
2082 * configure: Regenerate.
2084 2012-10-19 Alan Modra <amodra@gmail.com>
2086 * config/rs6000/predicates.md (splat_input_operand): Don't call
2087 input_operand for MEMs. Instead check for volatile and call
2088 memory_address_addr_space_p with modified mode.
2090 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2092 Backported from mainline
2093 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
2095 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
2097 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
2099 PR rtl-optimization/54870
2100 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
2101 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
2102 SSA_NAME pointer that points to a partition if there is at least
2103 one variable with it set in the partition.
2104 * dse.c (local_variable_can_escape): New predicate.
2105 (can_escape): Call it.
2106 * gimplify.c (mark_addressable): If this is a partitioned decl, also
2107 mark the SSA_NAME pointer that points to a partition.
2109 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2111 Backport from mainline
2112 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
2114 PR rtl-optimization/53701
2115 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
2116 rocess not only expr's vinsns but all old vinsns from expr's
2119 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2121 Backport from mainline
2122 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
2125 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2127 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
2128 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2129 only if producer writes to the register given by regno.
2131 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
2133 Backport from mainline
2134 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2136 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2137 (UNSPEC_LOADU): New.
2138 (UNSPEC_STOREU): Ditto.
2139 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2140 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2141 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2142 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2143 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2144 (<sse2>_storedqu<avxsizesuffix>): ... this.
2145 (*sse4_2_pcmpestr_unaligned): Update.
2146 (*sse4_2_pcmpistr_unaligned): Ditto.
2148 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2149 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2150 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2151 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2152 gen_sse2_load{dqu,upd} to load from unaligned memory and
2153 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2155 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2156 Use CODE_FOR_sse_loadups.
2157 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2158 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2159 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2160 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2161 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2162 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2163 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2164 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2165 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2166 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2167 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2169 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2171 Backport from trunk (r190222):
2173 PR tree-optimization/54146
2174 * ifcvt.c: Include pointer-set.h.
2175 (cond_move_process_if_block): Change type of then_regs and
2176 else_regs from alloca'd array to pointer_sets.
2177 (check_cond_move_block): Update for this change.
2178 (cond_move_convert_if_block): Likewise.
2179 * Makefile.in: Fix dependencies for ifcvt.o.
2181 2012-10-15 Richard Guenther <rguenther@suse.de>
2183 PR tree-optimization/54920
2184 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2185 allocate temporary storage for all NARY elements.
2187 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2190 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2192 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2194 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2195 default_use_cxa_atexit to yes.
2197 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2199 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2201 2012-10-05 Jan Hubicka <jh@suse.cz>
2202 Jakub Jelinek <jakub@redhat.com>
2204 PR tree-optimization/33763
2205 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2206 attribute for redefined extern inline functions.
2208 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2210 Backported from mainline
2211 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2213 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2214 in SSE and YMM state support check for -march=native.
2216 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2219 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2222 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2224 Backported from mainline
2225 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2228 * doc/invoke.texi: Document -mprefer-avx128.
2230 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2232 Backported from mainline
2233 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2236 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2237 (XSTATE_FP): Likewise.
2238 (XSTATE_SSE): Likewise.
2239 (XSTATE_YMM): Likewise.
2240 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2241 SSE and YMM states aren't supported.
2243 2012-10-01 Tom de Vries <tom@codesourcery.com>
2245 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2248 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2251 * config/s390/s390.c (s390_option_override): Add missing break.
2253 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2255 Backport from mainline
2256 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2258 * config.gcc: Replace 'host' with 'target' when configuring for
2259 powerpc64*-*-freebsd.
2261 2012-09-28 Meador Inge <meadori@codesourcery.com>
2263 Backport from mainline
2264 2012-09-27 Meador Inge <meadori@codesourcery.com>
2266 * gcc-ar.c (main): Handle the returning of the sub-process error
2269 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2271 Backport from 2012-09-28 trunk r191821.
2272 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2274 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2277 * simplify-rtx.c (simplify_binary_operation_1): Perform
2278 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2280 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2282 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2283 TYPE_NONALIASED_COMPONENT flag.
2284 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2285 TYPE_NONALIASED_COMPONENT flag.
2287 2012-09-21 Richard Guenther <rguenther@suse.de>
2290 Backport from mainline
2291 2012-04-19 Richard Guenther <rguenther@suse.de>
2293 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2296 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2299 * c-typeck.c (c_cast_expr): When casting to a type requiring
2300 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2303 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2306 * c-typeck.c (build_unary_op): Pass original argument of
2307 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2308 any C_MAYBE_CONST_EXPR, if it has integer operands.
2309 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2310 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2311 to c_objc_common_truthvalue_conversion, then remove any
2312 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2313 c_objc_common_truthvalue_conversion not
2314 c_common_truthvalue_conversion.
2315 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2316 call note_integer_operands for arguments with integer operands
2317 that are not integer constants.
2319 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2321 Backported from mainline
2322 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2324 PR tree-optimization/54563
2325 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2326 gimple_purge_dead_eh_edges if last call has been changed.
2328 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2331 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2332 instead of (match_dup 0) as second argument to vec_merge.
2333 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2334 Remove third alternative.
2335 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2336 operand 2 instead of operand 1, but put it as first argument
2338 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2339 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2342 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2344 * BASE-VER: Set to 4.7.3.
2345 * DEV-PHASE: Set to prerelease.
2347 2012-09-20 Release Manager
2349 * GCC 4.7.2 released.
2351 2012-09-15 Andi Kleen <ak@linux.intel.com>
2353 Backport from mainline
2354 2012-09-07 Andi Kleen <ak@linux.intel.com>
2356 * gcc/lto-streamer.h (res_pair): Add.
2357 (lto_file_decl_data): Replace resolutions with respairs.
2359 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2360 Initialize respairs.
2361 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2363 2012-09-14 Walter Lee <walt@tilera.com>
2365 Backport from mainline.
2366 2012-09-14 Walter Lee <walt@tilera.com>
2368 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2369 option for TILEPro and TILE-Gx.
2371 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2373 * config/i386/i386.h (x86_prefetchw): New global variable.
2374 (TARGET_PREFETCHW): New macro.
2375 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2376 (processor_alias_table): Add PTA_PREFETCHW to
2377 bdver1, bdver2 and btver1.
2378 (ix86_option_override_internal): Set x86_prefetchw for
2379 PTA_PREFETCHW targets.
2380 * config/i386/i386.md (prefetch): Expand to prefetchw
2381 for TARGET_PREFETCHW.
2382 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2384 Backport from mainline
2385 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2387 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2388 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2390 (*prefetch_sse): ... this.
2391 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2393 (*prefetch_3dnow): ... this.
2395 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2398 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2399 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2401 2012-09-12 Teresa Johnson <tejohnson@google.com>
2403 Backport from mainline.
2404 2012-09-12 Teresa Johnson <tejohnson@google.com>
2406 PR gcov-profile/54487
2407 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2408 test using F_SETLKW with fcntl.
2409 * configure, config.in: Regenerate.
2411 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2413 Backport from mainline
2414 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2416 * config/i386/i386.md : Comments on fma4 instruction selection
2417 reflect requirement on register pressure based cost model.
2419 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2420 flag is set-reset as informed by the cpuid flag.
2422 * config/i386/i386.c (processor_alias_table): fma4
2423 flag is enabled for bdver2.
2425 2012-09-12 Christian Bruel <christian.bruel@st.com>
2427 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2429 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2431 * config.gcc: Obsolete picochip-*.
2433 2012-09-11 Richard Guenther <rguenther@suse.de>
2436 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2437 on flag_toplevel_reorder.
2439 2012-09-10 Richard Henderson <rth@redhat.com>
2441 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2444 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2446 Backport from 2012-09-10 mainline r191132.
2449 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2451 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2454 * tree-sra.c (disqualify_base_of_expr): Check for possible
2455 NULL_TREE returned by get_base_address()
2457 2012-09-07 Richard Guenther <rguenther@suse.de>
2459 Backport from mainline
2460 2012-06-26 Jan Hubicka <jh@suse.cz>
2463 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2466 2012-09-07 Richard Guenther <rguenther@suse.de>
2468 Backport from mainline
2469 2012-07-13 Richard Guenther <rguenther@suse.de>
2471 PR tree-optimization/53922
2472 * tree-vrp.c (value_inside_range): Change prototype to take
2473 min/max instead of value-range.
2474 (range_includes_zero_p): Likewise. Return the result from
2476 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2477 return value from range_includes_zero_p.
2478 (extract_range_from_unary_expr_1): Likewise.
2479 (compare_range_with_value): Likewise.
2480 (vrp_meet_1): Likewise.
2482 2012-09-07 Richard Guenther <rguenther@suse.de>
2485 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2486 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2487 arguments separately.
2489 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2491 Backported from mainline
2492 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2494 PR rtl-optimization/54455
2495 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2496 bb ends up with asm goto referencing bb's label.
2498 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2500 Backport from mainline.
2501 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2502 Richard Earnshaw <richard.earnshaw@arm.com>
2505 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2506 element size. Use elem_type from the formal parameter. New parameter
2508 (neon_expand_args): Adjust call to neon_dereference_pointer.
2510 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2512 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2513 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2515 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2517 Backport from mainline
2518 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2520 * config/i386/i386.md (isa): Add fma and fma4.
2521 (enabled): Handle fma and fma4.
2522 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2523 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2524 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2525 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2526 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2527 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2529 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2531 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2532 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2533 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2535 2012-09-06 Richard Guenther <rguenther@suse.de>
2537 PR tree-optimization/54498
2538 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2539 abort when reaching an already visited region.
2540 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2541 (get_continuation_for_phi_1): Likewise.
2542 (walk_non_aliased_vuses): When we translated the reference,
2543 abort when we re-visit a region.
2544 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2546 2012-09-06 Andrew Pinski <apinski@cavium.com>
2549 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2551 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2554 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2555 build_int_cst with size_type_node instead of size_int.
2557 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2559 Backport from 2012-09-05 mainline r190697.
2562 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2563 configured --with-avrlibc.
2564 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2566 * config/avr/avrlibc.h: New file.
2567 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2568 configured --with-avrlibc.
2569 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2571 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2573 Backport from 2012-09-04 mainline r190919
2576 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2577 of size less than 4 bytes by using macro ARM_NUM_INTS.
2578 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2580 2012-09-04 Richard Henderson <rth@redhat.com>
2582 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2584 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2586 Backport from 2012-09-04 mainline r190920
2589 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2591 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2593 Backport from 2012-09-04 mainline r190914
2596 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2598 (avr_allocate_stack_slots_for_args): ...this new static function.
2600 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2602 Backported from mainline
2603 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2606 * doc/invoke.texi: Add -da and remove -dm.
2608 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2610 Backported from mainline
2611 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2614 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2615 operands[1] is CONST_INT_P, convert it to QImode before printing.
2617 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2620 * c-convert.c (convert): Don't call fold_convert_loc if
2621 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2622 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2623 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2625 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2628 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2629 if init is a CONSTRUCTOR.
2631 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2633 PR rtl-optimization/54369
2634 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2635 calling dbr_schedule.
2636 * config/sparc/sparc.c (sparc_reorg): Likewise.
2638 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2640 Backport from mainline
2641 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2643 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2644 case for Atom processor.
2646 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2648 Backport from mainline
2649 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2652 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2653 true for TARGET_64BIT or !flag_pic.
2654 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2655 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2656 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2657 Add insn constraint. Conditionally emit xchg asm insns.
2658 (atomic_compare_and_swap<mode>): Update calls. Check only
2659 cmpxchg8b_pic_memory_operand in memory address fixup.
2661 (CASHMODE): Rename from DCASHMODE.
2662 (doublemodesuffix): Update modes.
2663 (regprefix): New mode attribute.
2665 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2666 <UNSPECV_CMPXCHG>: New constant.
2667 (atomic_compare_and_swap<mode>_1): Rename from
2668 atomic_compare_and_swap_single<mode>. Update calls and
2669 unspec_volatile constants.
2670 (atomic_compare_and_swap<mode>_doubleword): Rename from
2671 atomic_compare_and_swap_double<mode>. Update calls and
2672 unspec_volatile constants.
2674 2012-08-28 Walter Lee <walt@tilera.com>
2676 Backport from mainline
2677 2012-08-28 Walter Lee <walt@tilera.com>
2679 * confg/tilegx/tilegx.md: Fix code style.
2680 (*zero_extendsidi_truncdisi): Fix typo.
2681 * config/tilegx/tilegx.c: Fix code style.
2682 (tilegx_function_profiler): Fix typo.
2684 2012-08-27 Walter Lee <walt@tilera.com>
2686 Backport from mainline
2687 2012-08-27 Walter Lee <walt@tilera.com>
2689 * doc/md.texi (TILE-Gx): Fix typo.
2691 2012-08-27 Walter Lee <walt@tilera.com>
2693 Backport from mainline
2694 2012-08-27 Walter Lee <walt@tilera.com>
2696 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2697 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2699 2012-08-27 Walter Lee <walt@tilera.com>
2701 Backport from mainline
2702 2012-08-27 Walter Lee <walt@tilera.com>
2704 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2705 (insn_bfins): Delete.
2707 2012-08-27 Walter Lee <walt@tilera.com>
2709 Backport from mainline
2710 2012-08-27 Walter Lee <walt@tilera.com>
2712 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2713 atomic_exchange_bare<mode>,
2714 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2715 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2716 * config/tilegx/tilegx.md (type): Add X1_remove.
2717 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2718 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2719 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2722 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2724 PR rtl-optimization/54088
2725 * jump.c (delete_related_insns): Robustify latest change.
2727 2012-08-21 Richard Guenther <rguenther@suse.de>
2729 Backport from mainline
2730 2012-08-16 Richard Guenther <rguenther@suse.de>
2733 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2735 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2736 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2737 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2738 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2739 (tree_ssa_lim_finalize): Free all mem_refs.
2740 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2741 scc when bailing out.
2742 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2743 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2744 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2745 FOR_EACH_LOOP_BREAK.
2747 2012-08-17 Richard Guenther <rguenther@suse.de>
2749 * tree-sra.c (modify_function): Free redirect_callers vector.
2750 * ipa-split.c (split_function): Free args_to_pass vector.
2751 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2753 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2754 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2755 (vect_analyze_slp_instance): Free everything.
2756 (destroy_bb_vec_info): Free the SLP instances.
2758 2012-08-17 Richard Guenther <rguenther@suse.de>
2760 * params.def (integer-share-limit): Decrease from 256 to 251,
2763 2012-08-21 Richard Guenther <rguenther@suse.de>
2765 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2766 the affine expansion cache.
2768 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2770 Backported from trunk
2771 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2774 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2776 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2778 Backport from mainline.
2779 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2782 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2783 mark as predicable. Adjust asm template.
2784 (vec_setv2di_internal): Likewise.
2785 (vec_extract<mode> VD, VQ): Likewise.
2786 (vec_extractv2di): Likewise.
2787 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2788 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2789 (neon_vdup_n<mode> VX, V32): Likewise.
2790 (neon_vdup_nv2di): Likewise.
2792 2012-08-17 Walter Lee <walt@tilera.com>
2794 Backport from mainline
2795 2012-08-17 Walter Lee <walt@tilera.com>
2797 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2798 (FEEDBACK_ENTER): Define.
2799 (FEEDBACK_REENTER): Define.
2800 (FEEDBACK_ENTRY): Define.
2801 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2802 (FEEDBACK_ENTER): Define.
2803 (FEEDBACK_REENTER): Define.
2804 (FEEDBACK_ENTRY): Define.
2806 2012-08-16 Walter Lee <walt@tilera.com>
2808 Backport from mainline
2809 2012-08-16 Walter Lee <walt@tilera.com>
2811 * config.gcc (tilegx-*-linux*): Add feedback.h.
2812 (tilepro-*-linux*): Likewise.
2813 * config/tilegx/feedback.h: New file.
2814 * config/tilepro/feedback.h: New file.
2816 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2818 Backport from mainline r189840 and r187586:
2819 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2821 * config/i386/i386.md (stack_protect_set): Disable the pattern
2822 for Android since Android libc (bionic) does not provide random
2823 value for stack protection guard at gs:0x14. Guard value
2824 will be provided from external symbol (default implementation).
2825 (stack_protect_set_<mode>): Likewise.
2826 (stack_protect_test): Likewise.
2827 (stack_protect_test_<mode>): Likewise.
2828 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2829 not have Bionic by default
2830 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2831 Macro OPTION_BIONIC is defined in this file and provides Bionic
2832 accessibility status
2834 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2836 * configure.ac: Stack protector enabling for Android targets.
2837 * configure: Regenerate.
2839 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2841 Backported from trunk
2842 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2844 PR rtl-optimization/53942
2845 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2846 directly from likely spilled non-fixed hard registers, move them
2849 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2851 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2852 (xop_phaddubq): Ditto.
2854 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2856 Backport from mainline
2857 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2858 Richard Earnshaw <rearnsha@arm.com>
2860 * target.def (vector_alignment): New target hook.
2861 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2862 * doc/tm.texi: Regenerate.
2863 * targhooks.c (default_vector_alignment): New function.
2864 * targhooks.h (default_vector_alignment): Add prototype.
2865 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2866 * config/arm/arm.c (arm_vector_alignment): New function.
2867 (TARGET_VECTOR_ALIGNMENT): Define.
2869 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2870 vector type alignment instead of size.
2871 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2872 element type size directly instead of computing it from alignment.
2873 Fix variable naming and comment.
2875 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2877 Backport from mainline
2878 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2880 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2881 (alpha_pad_function_end): ... this. Also insert NOP between
2882 sibling call and GP load.
2883 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2885 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2887 Backport from mainline
2888 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2889 H.J. Lu <hongjiu.lu@intel.com>
2891 PR rtl-optimization/54157
2892 * combine.c (gen_lowpart_for_combine): Don't return identity
2893 for CONST or symbolic reference.
2895 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2897 Backport from mainline
2898 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2900 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2901 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2902 split_cost argument signed.
2903 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2904 (ix86_avoid_lea_for_addr): Ditto.
2906 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2908 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2909 the address has less than two components.
2911 2012-08-02 Steve Ellcey <sellcey@mips.com>
2913 Backport from mainline
2914 2012-07-19 Steve Ellcey <sellcey@mips.com>
2916 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2919 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2921 Backport from mainline
2922 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2925 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2926 negative constant address for TARGET_X32 ...
2927 (ix86_decompose_address): ... here. Reject constant addresses
2928 that don't satisfy x86_64_immediate_operand predicate.
2930 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2933 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2934 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2935 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2936 addresses. Prevent zero extensions of CONST_INT operands.
2938 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2941 * config/i386/i386.md (*lea): New insn pattern.
2943 (*lea<mode>_2): Ditto.
2944 (*lea_{3,4,5,6}_zext): Ditto.
2945 * config/i386/predicates.md (lea_address_operand): Do not reject
2946 zero-extended address operands.
2947 * config/i386/constraints.md (j): Remove address constraint.
2948 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2950 (ix86_print_operand_address): Handle SImode subreg of an address.
2951 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2953 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2955 Backport from mainline
2956 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2959 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2960 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2962 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2963 (*movdi_internal_rex64): Use %E operand modifier for lea.
2964 (*movsi_internal): Ditto.
2966 (*lea<mode>_2): Ditto.
2967 (*lea_{3,4,5,6}_zext): Ditto.
2968 (*tls_global_dynamic_32_gnu): Ditto.
2969 (*tls_global_dynamic_64): Ditto.
2970 (*tls_dynamic_gnu2_lea_32): Ditto.
2971 (*tls_dynamic_gnu2_lea_64): Ditto.
2972 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2974 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2976 Backport from mainline
2977 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2979 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2981 (ix86_print_operand_address): Assert that parts.base and parts.index
2982 are non-NULL after call to simplify_subreg.
2984 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2987 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2989 * config/sh/sh.c (sh_option_override): Do not change
2990 flag_finite_math_only. Set TARGET_IEEE to complement of
2991 flag_finite_math_only.
2992 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2993 description of mieee and mno-ieee behavior.
2995 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2998 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2999 (_lzcnt_u64): Ditto.
3001 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
3003 Backport from mainline
3004 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
3006 PR rtl-optimization/52250
3007 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
3008 to put note list into. Unconditionally call move_bb_info.
3009 (move_bb_info): Do not assert the blocks being in the same region,
3010 just drop the note list if they are not.
3012 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3014 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
3016 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3018 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
3019 defining statement is a SSA name that occurs in abnormal PHIs.
3021 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3023 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
3026 2012-07-19 Richard Guenther <rguenther@suse.de>
3027 Eric Botcazou <ebotcazou@adacore.com>
3029 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
3030 about transition from invariant to known bits.
3031 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
3033 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3036 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
3037 (cleanup_tree_cfg_bb): Don't call it.
3038 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
3041 2012-07-19 Christian Bruel <christian.bruel@st.com>
3044 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
3046 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
3048 * config.gcc (v850-*-rtems*): New target.
3049 * config/v850/rtems.h: New.
3050 * config/v850/t-rtems: New.
3052 2012-07-18 Nick Clifton <nickc@redhat.com>
3054 * doc/invoke.texi (ARM Options): Document -munaligned-access.
3056 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
3060 Backport from mainline
3061 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3064 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3065 instead expand it as zero extension.
3067 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
3069 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
3070 QImode and HImode splitters. Use ix86_comparison_operator.
3071 Explicitly match FLAGS_REG.
3072 (DFmode cmove splitter): Explicitly match FLAGS_REG.
3074 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
3075 Steven Bosscher <steven@gcc.gnu.org>
3076 Bernd Schmidt <bernds@codesourcery.com>
3078 PR rtl-optimization/53908
3079 * df-problems.c (can_move_insns_across): When doing
3080 memory-reference book-keeping, handle call insns.
3082 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
3084 Backport from mainline
3085 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3088 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
3089 sibcall_insn_operand. Move it to a temporary register if not.
3091 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3094 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
3095 emit PIC sequence for fnaddr symbol reference in advance.
3097 2012-07-09 Jason Merrill <jason@redhat.com>
3100 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3101 (type_hash_eq): Likewise.
3104 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
3106 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3108 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3109 due to negative shift amount.
3111 2012-07-06 Kai Tietz <ktietz@redhat.com>
3113 Backport from mainline.
3115 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3116 as "/mingw/include".
3118 2012-07-06 Nick Clifton <nickc@redhat.com>
3120 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3121 default_encode_section_info.
3123 2012-07-06 Richard Guenther <rguenther@suse.de>
3125 Backport from mainline
3126 2012-03-30 Richard Guenther <rguenther@suse.de>
3129 * double-int.c (rshift_double): Remove not needed cast.
3131 2012-03-28 Richard Guenther <rguenther@suse.de>
3134 * double-int.h (rshift_double): Remove.
3135 * double-int.c (lshift_double): Use absu_hwi to make count
3137 (rshift_double): Make static, take unsigned count argument,
3138 remove handling of negative count argument.
3139 (double_int_rshift): Dispatch to lshift_double.
3141 2012-07-06 Richard Guenther <rguenther@suse.de>
3143 Backport from mainline
3144 2012-06-18 Richard Guenther <rguenther@suse.de>
3146 PR tree-optimization/53693
3147 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3148 Reject operands with more than one use.
3150 2012-07-06 Richard Guenther <rguenther@suse.de>
3152 Backport from mainline
3153 2012-04-11 Richard Guenther <rguenther@suse.de>
3156 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3157 consider loop nesting.
3158 (evolution_function_is_univariate_p): Properly check the remainder
3161 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3163 Backport from mainline
3164 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3166 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3167 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3168 (adjacent_mem_locations): Move some code to and call...
3169 (get_memref_parts): ...new function.
3170 (mem_locations_overlap): New function.
3171 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3172 (is_mem_ref): Rename to...
3173 (find_mem_ref): ...this. Return MEM rtx.
3174 (get_store_dest): Remove function.
3175 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3176 new parameter and adjust calls.
3177 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3178 mem refs overlap for true_store_to_load_dep_costly.
3179 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3180 passed to adjacent_mem_locations.
3181 (is_costly_group): Walk resolved dependency list.
3182 (force_new_group): Emit group ending nop for Power6/Power7.
3183 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3184 (group_ending_nop): New define_insn.
3186 2012-07-04 Richard Guenther <rguenther@suse.de>
3189 * gimple-fold.c (get_base_constructor): Do not return an
3190 error_mark_node DECL_INITIAL.
3192 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3194 Backport from mainline
3195 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3197 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3198 code model string in the error message.
3200 2012-07-04 Tristan Gingold <gingold@adacore.com>
3202 Backport from mainline.
3203 2012-06-25 Tristan Gingold <gingold@adacore.com>
3205 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3206 (seh_cfa_adjust_cfa): ... that function.
3207 (seh_emit_stackalloc): Do not emit out of range values.
3208 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3209 UNSPEC_DEF_CFA constants.
3210 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3211 * config/i386/i386.c (ix86_frame_pointer_required): Required
3212 for very large frames on SEH target.
3213 (ix86_compute_frame_layout): Save area is before frame pointer
3214 on SEH target. Handle very large frames.
3215 (ix86_expand_prologue): Likewise.
3217 2012-07-04 Richard Guenther <rguenther@suse.de>
3219 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3220 as in free_lang_data_in_type.
3222 2012-07-02 Martin Jambor <mjambor@suse.cz>
3224 Backport from mainline.
3225 2012-07-02 Martin Jambor <mjambor@suse.cz>
3228 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3229 dynamic type change check.
3231 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3233 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3234 last statement of the finally block onto the switch.
3236 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3238 * configure: Regenerate.
3240 Backport from mainline.
3241 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3243 * config.gcc (target_type_format_char): New. Document it. Set it for
3245 * configure.ac (gnu_unique_option): Use target_type_format_char
3246 in test. Comment rationale.
3248 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3250 Backport from mainline.
3251 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3253 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3255 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3257 Backport from 2012-06-28 mainline r189049
3260 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3261 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3262 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3263 avr_hard_regno_call_part_clobbered.
3265 2012-06-28 Richard Guenther <rguenther@suse.de>
3268 * expr.c (expand_expr_real_1): Verify if the type is complete
3269 before inspecting its size.
3271 2012-06-27 Nick Clifton <nickc@redhat.com>
3273 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3276 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3279 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3281 2012-06-26 Nick Clifton <nickc@redhat.com>
3283 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3285 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3288 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3289 of x x x in the vmovlps load alternative.
3291 2012-06-22 Richard Guenther <rguenther@suse.de>
3293 * gcov-iov.c: Include bconfig.h and system.h.
3295 2012-06-22 Richard Guenther <rguenther@suse.de>
3297 PR gcov-profile/53744
3298 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3300 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3302 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3303 DECL_IGNORED_P non-reg vars even if they are used.
3305 2012-06-19 Jason Merrill <jason@redhat.com>
3308 * dwarf2out.c (modified_type_die): Use scope_die_for.
3309 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3310 (uses_local_type_r, uses_local_type): New.
3311 (scope_die_for): Keep a type that uses a local type in local scope.
3312 Use get_context_die for namespace and type scope.
3314 2012-06-19 Richard Guenther <rguenther@suse.de>
3317 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3318 replace it with the first non-BLOCK context.
3320 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3322 PR rtl-optimization/53700
3324 Backport from mainline
3325 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3327 * ira-color.c (setup_left_conflict_sizes_p): Process all
3328 conflicting objects.
3330 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3332 Backport from mainline
3333 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3336 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3337 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3338 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3339 instead of xop_mulv2div2di3_low.
3340 (xop_p<macs>dql): Fix vec_select selector.
3341 (xop_p<macs>dqh): Ditto.
3342 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3343 (xop_mulv2div2di3_high): Ditto.
3345 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3347 Backport from mainline:
3348 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3350 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3352 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3354 Backport from mainline:
3355 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3357 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3358 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3359 MAX_PCREL17F_OFFSET instead of fixed offset.
3360 (pa_attr_length_call): Likewise.
3361 (pa_attr_length_indirect_call): Likewise.
3363 2012-06-15 Walter Lee <walt@tilera.com>
3365 Backport from mainline:
3366 2012-06-15 Walter Lee <walt@tilera.com>
3368 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3370 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3372 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3374 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3376 Backport from mainline:
3378 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3379 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3380 * gimple.h (block_in_transaction): Check for flag_tm.
3382 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3384 PR tree-optimization/52558
3386 Backport from mainline:
3387 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3388 * gimple.h (gimple_set_in_transaction): Remove.
3389 (gimple_in_transaction): Look in BB instead.
3390 (gimple_statement_base): Remove in_transaction field.
3391 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3392 * trans-mem.c (compute_transaction_bits): Place transaction bit
3393 information into basic blocks.
3395 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3397 PR tree-optimization/52558
3398 * cfg.c (alloc_aux_for_edge): Fix comment.
3399 (alloc_aux_for_edge): Remove static.
3400 * basic-block.h (alloc_aux_for_edge): Protoize.
3401 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3402 (execute_sm_if_changed_flag): New.
3403 (execute_sm_if_changed_flag_set): New.
3404 (execute_sm): Do not generate data races unless requested.
3405 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3406 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3407 * gimple.h (block_in_transaction): New.
3408 (gimple_in_transaction): Use block_in_transaction.
3410 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3412 Backported from mainline
3413 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3415 PR rtl-optimization/53589
3416 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3417 discovery even when e->dest != target. If any LABEL_REF points
3418 to e->dest label, redirect it to target's label.
3420 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3423 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3424 returns false, replace stmt with GIMPLE_NOP.
3425 (check_omp_nesting_restrictions): Instead of issuing warnings,
3426 issue errors and return false if any errors were reported.
3428 2012-06-14 Richard Guenther <rguenther@suse.de>
3430 * BASE-VER: Set to 4.7.2.
3431 * DEV-PHASE: Set to prerelease.
3433 2012-06-12 Christian Bruel <christian.bruel@st.com>
3436 * config/sh/sh.c (sh_option_override): Don't force
3437 flag_omit_frame_pointer and maccumulate_outgoing_args.
3438 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3440 2012-06-14 Release Manager
3442 * GCC 4.7.1 released.
3444 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3446 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3448 2012-06-13 Richard Henderson <rth@redhat.com>
3450 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3451 iterator instead of INT.
3453 2012-06-08 Richard Henderson <rth@redhat.com>
3456 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3457 note to a clobber insn when no other insn is available.
3459 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3462 * doc/invoke.texi (Wenum-compare): Update documentation.
3464 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3467 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3469 (altivec_stvlxl): Ditto.
3470 (altivec_stvrx): Ditto.
3471 (altivec_stvrxl): Ditto.
3473 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3476 * trans-mem.c (expand_block_edges): Do not skip the first
3477 statement when resetting the BB.
3479 2012-06-04 Richard Guenther <rguenther@suse.de>
3482 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3483 create new assembler names.
3485 2012-06-04 Richard Guenther <rguenther@suse.de>
3487 Backport from mainline
3488 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3491 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3492 larger than maxbits. Don't compute maxbits modulo align.
3493 Also check that unit bytes long store at bitpos / unit * unit
3494 doesn't affect bits beyond bitregion_end.
3495 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3496 would not fit into bitregion_start ... bitregion_end + 1 bit
3498 (store_split_bit_field): Decrease unit close to end of bitregion_end
3499 if access is restricted in order to avoid mutual recursion.
3501 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3503 Backport from 2012-06-04 mainline r188172
3506 * config/avr/avr-stdint.h: New file.
3507 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3510 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3512 PR tree-optimization/53550
3513 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3514 is POINTER_TYPE_P, use sizetype as step type instead of type.
3516 2012-06-04 Richard Guenther <rguenther@suse.de>
3517 Eric Botcazou <ebotcazou@adacore.com>
3519 Backport from mainline
3520 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3522 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3523 Change type of BITOFFSET to signed. Make sure the lower bound of
3524 the computed range is non-negative by adjusting OFFSET and BITPOS.
3525 (expand_assignment): Adjust call to get_bit_range.
3527 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3529 * expr.c (get_bit_range): Return the null range if the enclosing record
3530 is part of a larger bit field.
3532 2012-03-20 Richard Guenther <rguenther@suse.de>
3534 * stor-layout.c (finish_bitfield_representative): Fallback
3535 to conservative maximum size if the padding up to the next
3536 field cannot be computed as a constant.
3537 (finish_bitfield_layout): If we cannot compute the distance
3538 between the start of the bitfield representative and the
3539 bitfield member start a new representative.
3540 * expr.c (get_bit_range): The distance between the start of
3541 the bitfield representative and the bitfield member is zero
3542 if the field offsets are not constants.
3544 2012-03-16 Richard Guenther <rguenther@suse.de>
3546 * stor-layout.c (finish_bitfield_representative): Fall back
3547 to the conservative maximum size if