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 we cannot compute the
3548 size of the tail padding.
3550 2012-03-14 Richard Guenther <rguenther@suse.de>
3552 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3553 * stor-layout.c (start_bitfield_representative): New function.
3554 (finish_bitfield_representative): Likewise.
3555 (finish_bitfield_layout): Likewise.
3556 (finish_record_layout): Call finish_bitfield_layout.
3557 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3558 for QUAL_UNION_TYPE fields.
3559 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3560 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3561 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3566 * expr.c (get_bit_range): Unconditionally extract bitrange
3567 from DECL_BIT_FIELD_REPRESENTATIVE.
3568 (expand_assignment): Adjust call to get_bit_range.
3570 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3573 * fold-const.c (fold_binary_loc): Refine previous change.
3575 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3577 Backport from mainline
3578 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3581 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3582 avoid going above orig insn. Update comments.
3584 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3586 Backport from mainline
3587 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3590 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3591 prologue for unwinder and profiler.
3593 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3595 Backport from mainline
3596 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3598 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3600 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3602 Backport from mainline
3603 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3605 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3606 DBX_REGISTER_NUMBER.
3608 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3610 Backport from mainline
3611 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3613 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3614 operand is CONST_INT. Take COSTS_N_INSNS into account.
3615 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3618 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3620 * config/avr/avr.opt (-msp8): Document it.
3621 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3623 2012-05-31 Richard Guenther <rguenther@suse.de>
3626 * expr.c (expand_assignment): Do not use movmisalign on
3629 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3632 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3633 (pa_section_type_flags): New.
3634 (pa_legitimate_constant_p): Revert previous change.
3636 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3638 Backport from mainline
3639 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3642 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3643 accessed indirectly.
3644 (ipa_tm_create_version): Same.
3646 2012-05-30 Jason Merrill <jason@redhat.com>
3649 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3650 about array compound literals.
3652 2012-05-30 Richard Guenther <rguenther@suse.de>
3655 * fold-const.c (fold_binary_loc): Make sure to call
3656 fold_plusminus_mult_expr with the original sign of operands.
3658 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3660 * explow.c (probe_stack_range): Restore simple control flow and stop
3661 again when the probe cannot be generated if HAVE_check_stack.
3663 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3665 PR rtl-optimization/53519
3666 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3667 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3669 2012-05-29 Richard Guenther <rguenther@suse.de>
3671 PR tree-optimization/53516
3672 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3674 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3676 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3678 Backport from mainline
3679 2012-05-28 Richard Guenther <rguenther@suse.de>
3681 PR tree-optimization/53438
3682 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3684 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3686 Backport from mainline
3687 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3689 PR rtl-optimization/52528
3690 * combine.c (can_combine_p): Add setting of subst_low_luid
3691 before call to expand_field_assignment().
3693 2012-05-26 Martin Jambor <mjambor@suse.cz>
3695 Backport from mainline
3696 2012-05-23 Martin Jambor <mjambor@suse.cz>
3698 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3700 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3703 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3704 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3706 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3709 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3710 (ix86_expand_vec_perm): Use int mode instead of float.
3712 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3715 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3716 gnu_ld variables to yes.
3717 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3718 (HAVE_GNU_AS): Likewise.
3719 * config.in: Regenerate.
3720 * configure: Likewise.
3722 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3724 Backport from mainline
3725 2012-03-12 Richard Guenther <rguenther@suse.de>
3726 * config/arm/arm.c (neon_dereference_pointer): Do not call
3727 covert during RTL expansion.
3729 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3731 Backport from mainline
3732 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3735 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3736 relied on signed overflow behavior.
3738 2012-05-24 Richard Guenther <rguenther@suse.de>
3741 * tree-profile.c (tree_profiling): Cleanup the CFG if
3742 execute_fixup_cfg requests it.
3744 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3746 PR tree-optimization/53465
3747 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3748 vr0 into *vr, then vrp_meet that.
3749 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3750 have any equivalences.
3751 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3754 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3756 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3758 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3759 (iterative_hash_gimple_type): Adjust comment.
3760 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3761 domain for an array type instead of the domain type itself.
3763 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3765 Backport from 2012-05-23 mainline r187803
3768 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3769 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3772 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3774 Backport from 2012-05-03 mainline r187075
3776 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3777 has_fma4 for AMD processors with both fma3 and fma4 support.
3779 2012-05-22 Richard Guenther <rguenther@suse.de>
3781 PR tree-optimization/53408
3782 * tree-vect-loop.c (vectorizable_induction): Properly check
3783 the restriction that we cannot handle induction results from
3784 the inner loop outside of the outer loop.
3786 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3788 PR tree-optimization/53436
3789 * omp-low.c (omp_build_component_ref): New function.
3790 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3792 PR tree-optimization/53366
3793 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3794 tests if complex_numbers == 2, but there are non-complex number loads
3797 PR tree-optimization/53409
3798 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3799 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3801 PR tree-optimization/53410
3802 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3803 instead of build_int_cst (type, 0) where vector types might be
3806 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3809 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3810 from folded operands before wrapping another around the
3811 conditional expression.
3813 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3814 Patrick Marlier <patrick.marlier@gmail.com>
3816 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3819 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3821 Backport from mainline
3822 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3825 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3826 (UNSPECV_RDRAND): This.
3827 (rdrand<mode>_1): Updated.
3829 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3831 Backport from mainline
3832 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3834 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3835 RDRND, F16C and FSGSBASE.
3837 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3839 Backport from mainline
3840 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3842 * tree-ssa-pre.c (can_value_number_call): Delete.
3843 (compute_avail): Skip all statements with side effects.
3844 <GIMPLE_CALL>: Skip calls to internal functions.
3846 2012-05-18 David S. Miller <davem@davemloft.net>
3848 Backport r185385 from mainline
3849 2012-03-14 Richard Guenther <rguenther@suse.de>
3852 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3853 element type instead of mode, use build_vector_type_for_mode
3854 instead of the langhook, build a vector of proper signedness.
3855 (expand_vector_operations_1): Adjust.
3857 2012-05-18 Olivier Hainque <hainque@adacore.com>
3859 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3860 $(libsubdir) as libexecsubdir.
3862 2012-05-16 Andrew Pinski <apinski@cavium.com>
3864 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3867 2012-05-16 David S. Miller <davem@davemloft.net>
3869 * jump.c (delete_related_insns): If we remove a CALL, make sure
3870 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3872 2012-05-16 Richard Henderson <rth@redhat.com>
3875 * combine-stack-adj.c (prev_active_insn_bb): New.
3876 (next_active_insn_bb): New.
3877 (force_move_args_size_note): New.
3878 (combine_stack_adjustments_for_block): Use it.
3880 2012-05-16 Olivier Hainque <hainque@adacore.com>
3882 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3883 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3884 Add comments and improve stamp preservation across the whole sequence.
3885 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3887 2012-05-16 Richard Guenther <rguenther@suse.de>
3889 PR tree-optimization/53364
3890 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3891 detect a view-conversion of the decl.
3893 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3896 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3897 that operands[2] is either immediate, or q_regs_operand.
3899 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3901 Backport r187139 from mainline.
3902 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3904 PR rtl-optimization/52804
3905 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3906 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3907 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3908 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3909 RELOAD_FOR_OUTADDR_ADDRESS.
3911 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3914 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3915 generate target register for "load" class builtins.
3918 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3921 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3922 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3923 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3924 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3925 (<sse>_movu<ssemodesuffix>): New expander.
3926 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3927 (avx_movdqu<avxmodesuffix>): New expander.
3928 (*sse2_movdqu): Rename from sse2_movdqu.
3929 (sse2_movdqu): New expander.
3931 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3933 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3934 lineno 1 the same as lineno 0 before first start file directive.
3935 (optimize_macinfo_range): Likewise.
3937 * dwarf2out.c (have_macinfo): Define.
3938 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3939 attribute, don't force empty compilation unit and don't emit any
3940 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3942 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3944 Backport from mainline
3945 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3947 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3948 ORDERED and UNORDERED conditions.
3950 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3952 * function.c (requires_stack_frame_p): If the function can throw
3953 non-call exceptions, return true if the insn can throw internally.
3955 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3957 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3958 DECL_ORIGINAL_TYPE if it is present.
3960 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3962 Backport from 2012-05-12 mainline r187342.
3965 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3966 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3967 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3968 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3969 (expand_prologue): Move initialization of cfun->machine->is_naked,
3970 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3971 (avr_set_current_function): ...this new static function.
3972 (TARGET_SET_CURRENT_FUNCTION): New define.
3973 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3974 checking attributes of current_function_decl.
3975 (avr_regs_to_save): Ditto.
3976 (signal_function_p): Rename to avr_signal_function_p.
3977 (interrupt_function_p): Rename to avr_interrupt_function_p.
3979 * doc/extend.texi (Function Attributes): Better explanation of
3980 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3983 2012-05-09 Matthias Klose <doko@ubuntu.com>
3985 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3987 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3990 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3991 when a constant source operand matches an "I" constraint, the "no
3992 CC0 change" applies to a register-destination only, not a
3993 strict_low_part-destination.
3995 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3997 Backport from mainline:
3998 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4000 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
4002 2012-05-07 Jakub Jelinek <jakub@redhat.com>
4004 PR tree-optimization/53239
4005 * tree-vrp.c (get_value_range): Set VR of
4006 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
4009 2012-05-07 Richard Guenther <rguenther@suse.de>
4011 PR tree-optimization/53195
4012 * tree-inline.c (setup_one_parameter): Properly add referenced
4013 vars from the parameters new known value.
4015 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4017 Backport from mainline:
4018 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4021 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
4024 2012-05-04 Ian Lance Taylor <iant@google.com>
4026 * tree-vect-patterns.c (vect_single_imm_use): Correct return
4027 values from false to NULL.
4029 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4031 Backport from mainline
4032 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4035 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
4036 (TARGET_CMOV): Rename from TARGET_CMOVE.
4037 (TARGET_CMOVE): New define.
4038 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
4039 Do not set TARGET_CMOVE here.
4041 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4043 Backport from mainline:
4045 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4047 PR tree-optimization/52633
4048 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
4049 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
4050 (vect_recog_over_widening_pattern): Remove handling of code that was
4051 already detected as over-widening pattern. Remove special handling
4052 of "unsigned" cases. Instead, support general case of conversion
4053 of the shift result to another type.
4055 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4057 * tree-vect-patterns.c (vect_single_imm_use): New function.
4058 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
4059 (vect_recog_over_widening_pattern): Likewise.
4060 (vect_recog_widen_shift_pattern): Likewise.
4062 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4064 PR tree-optimization/52870
4065 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4066 presumed pattern statement is within the same loop or basic block.
4068 2012-05-04 Richard Guenther <rguenther@suse.de>
4070 * common.opt (flto-report): Do not mark as Optimization.
4072 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
4075 * recog.c (constrain_operands): If extra constraints are present, also
4076 accept pseudo-registers with equivalent memory locations during reload.
4078 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4080 Backport from the mainline
4081 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4084 * config/rs6000/rs6000.md (bswapdi splitters): If
4085 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
4086 default) is used, generate an alternate sequence that does not
4087 depend on using indexed addressing.
4089 2012-05-03 David S. Miller <davem@davemloft.net>
4092 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
4093 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
4094 (sparc_emit_float_lib_cmp): Likewise.
4096 2012-05-04 Martin Jambor <mjambor@suse.cz>
4098 Backport from mainline
4099 2012-05-02 Martin Jambor <mjambor@suse.cz>
4102 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
4103 of a variable when the contect is a function.
4105 2012-05-03 Jakub Jelinek <jakub@redhat.com>
4108 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
4109 append program name to it and pass that as first argument
4110 to make_relative_prefix. Always pass standard_libexec_prefix
4111 as last argument to make_relative_prefix. If
4112 make_relative_prefix returns NULL, fall back to
4113 standard_libexec_prefix.
4116 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4120 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4121 mode, return that mode.
4123 2012-05-03 Richard Guenther <rguenther@suse.de>
4125 PR tree-optimization/53144
4126 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4128 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4129 with SSA name values.
4130 (vn_reference_lookup_3): Adjust callers.
4132 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4134 PR tree-optimization/53163
4135 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4136 return value from compute_all_dependences.
4138 PR rtl-optimization/53160
4139 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4140 has been modified by ree pass already.
4142 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4144 Backport from mainline
4145 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4148 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4149 calls to cgraph_node_name in xstrdup.
4150 (ipa_make_edge_direct_to_target): Ditto.
4151 * tree-sra.c (convert_callers_for_node): Ditto.
4152 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4153 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4154 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4155 (cgraph_materialize_all_clones): Ditto.
4156 * ipa-inline.c (report_inline_failed_reason): Ditto.
4157 (want_early_inline_function_p): Ditto.
4158 (edge_badness): Ditto.
4159 (update_edge_key): Ditto.
4160 (flatten_function): Ditto.
4161 (ipa_inline): Ditto.
4162 (inline_always_inline_functions): Ditto.
4163 (early_inline_small_functions): Ditto.
4165 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4167 Backport from mainline
4168 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4170 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4171 Introduce emul_name to select the right linker emulation for
4172 powerpc64-*-freebsd*.
4173 * configure: Regenerate.
4174 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4175 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4176 * config/rs6000/freebsd64.h: New file.
4177 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4179 (rs6000_savres_strategy): Likewise.
4180 (rs6000_savres_routine_name): Likewise.
4181 (rs6000_elf_file_end): Likewise.
4182 * config/rs6000/t-freebsd64: New file.
4183 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4184 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4186 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4188 Backport from mainline
4189 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4192 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4194 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4196 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4197 predicate to discriminate types.
4199 2012-04-27 Richard Guenther <rguenther@suse.de>
4202 * convert.c (convert_to_integer): Avoid infinite recursion for
4203 target-defined built-in types.
4205 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4208 * config/cris/cris.md ("*andhi_lowpart_v32")
4209 ("*andqi_lowpart_v32"): Change first input-only operand from
4210 a (match_operand ...) to (match_dup 0). Drop alternatives with
4211 const_int-matching constraints for redundancy.
4212 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4213 three-operand alternative.
4215 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4217 Backport from mainline
4218 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4220 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4221 (*addsi_2_zext): Ditto.
4222 (*add<mode>_3): Ditto.
4223 (*addsi_3_zext): Ditto.
4224 (*add<mode>_5): Ditto.
4226 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4229 * c-typeck.c (set_nonincremental_init,
4230 set_nonincremental_init_from_string): Pass true instead of false
4231 as IMPLICIT to add_pending_init.
4233 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4235 Backport from 2012-04-24 mainline r186768.
4238 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4240 2012-04-24 Richard Guenther <rguenther@suse.de>
4242 PR tree-optimization/53085
4243 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4246 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4249 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4251 (output_addressed_constants): Likewise.
4254 * varasm.c (get_section): Don't ICE for section conflicts with
4255 built-in section kinds.
4257 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4259 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4261 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4263 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4265 2012-04-23 Richard Guenther <rguenther@suse.de>
4268 * c-typeck.c (build_binary_op): Fix typo.
4270 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4272 PR tree-optimizations/52891
4273 * tree-vect-patterns.c (adjust_bool_pattern): Use
4274 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4275 but with non-standard precision.
4277 2012-04-22 Ian Lance Taylor <iant@google.com>
4279 * godump.c (go_output_typedef): Dump size of structs.
4281 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4283 Backport from mainline:
4285 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4286 hints for 'A' operand types.
4288 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4290 Backport from 2012-04-19 mainline r186588.
4293 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4294 the case *(X+const).
4296 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4298 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4300 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4303 * config/i386/sync.md (atomic_<code><mode>): Rename to
4304 atomic_<logic><mode>.
4306 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4308 Backport from mainline
4309 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4312 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4313 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4314 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4315 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4316 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4317 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4318 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4319 gen_avx2_permvarv8sf.
4321 2012-04-16 Martin Jambor <mjambor@suse.cz>
4323 Backported from mainline
4325 2012-04-13 Martin Jambor <mjambor@suse.cz>
4328 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4329 fold_ctor_reference returns a zero constant.
4331 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4333 Backported from mainline
4334 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4336 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4337 and __ILP32__ for x32.
4339 2012-04-13 Tom de Vries <tom@codesourcery.com>
4341 Backport from mainline r186418.
4343 2012-04-13 Tom de Vries <tom@codesourcery.com>
4345 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4346 parameters vuse and vuse_escaped.
4347 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4348 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4351 2012-04-13 Richard Guenther <rguenther@suse.de>
4353 PR tree-optimization/52969
4354 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4355 the condition for the COND_EXPR and handle predicate negation
4356 by swapping the COND_EXPR arms.
4358 2012-04-13 Richard Guenther <rguenther@suse.de>
4361 * convert.c (convert_to_pointer): Remove special-casing of
4364 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4366 Backport from mainline
4367 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4370 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4371 the list of options to enable the FCFID instruction.
4372 (TARGET_EXTRA_BUILTINS): Adjust comment.
4374 2012-04-12 Richard Guenther <rguenther@suse.de>
4376 PR tree-optimization/52943
4377 * tree-chrec.h (chrec_is_positive): Remove.
4378 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4379 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4380 Return false for a constant zero instead of negative.
4381 (analyze_siv_subscript_cst_affine): Handle zero difference
4382 in the initial condition explicitely.
4384 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4387 * varasm.c (process_pending_assemble_externals): Set
4388 pending_assemble_externals_processed true.
4389 (assemble_external): Call assemble_external_real if the pending
4390 assemble externals have been processed.
4392 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4395 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4396 the DECL generated for the special GOT helper.
4398 2012-04-06 Walter Lee <walt@tilera.com>
4400 Backport from mainline
4401 2012-03-07 Walter Lee <walt@tilera.com>
4403 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4404 REG_CFA_* notes for the stack pointer.
4405 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4406 EH_RETURN_STACKADJ_RTX.
4407 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4408 generate REG_CFA_* notes for the stack pointer.
4409 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4410 by EH_RETURN_STACKADJ_RTX.
4412 2012-04-06 Matt Turner <mattst88@gmail.com>
4414 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4416 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4418 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4419 of the destination isn't also a FP_REGS register.
4421 2012-04-03 Richard Guenther <rguenther@suse.de>
4423 Backport from mainline
4424 2012-03-02 Richard Guenther <rguenther@suse.de>
4426 PR tree-optimization/52406
4427 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4428 (struct indices): Add unconstrained_base member.
4429 (struct dr_alias): Remove unused vops member.
4430 (DR_UNCONSTRAINED_BASE): New define.
4431 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4432 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4433 be an artificial access that covers the whole indexed object,
4434 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4435 plain decl base-objects to their MEM_REF variant.
4436 (dr_may_alias_p): When the base-object of either data reference
4437 has unknown size use only points-to information.
4438 (compute_affine_dependence): Make dumps easier to read and
4440 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4441 DR_REF when looking for packed references.
4442 (vect_supportable_dr_alignment): Likewise.
4444 2012-04-03 Richard Guenther <rguenther@suse.de>
4446 Backport from mainline
4447 2012-03-15 Richard Guenther <rguenther@suse.de>
4450 * tree-data-ref.c (subscript_dependence_tester_1): Check
4451 all dimensions for non-conflicting access functions.
4453 2012-04-03 Richard Guenther <rguenther@suse.de>
4455 Backport from mainline
4456 2012-03-06 Richard Guenther <rguenther@suse.de>
4459 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4461 2012-03-23 Richard Guenther <rguenther@suse.de>
4463 PR tree-optimization/52678
4464 * tree-vectorizer.h (struct _stmt_vec_info): Add
4465 loop_phi_evolution_part member.
4466 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4467 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4468 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4469 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4470 Use the cached evolution part and the PHI nodes value from
4471 the loop preheader edge instead of re-analyzing the evolution.
4473 2012-03-26 Richard Guenther <rguenther@suse.de>
4475 PR tree-optimization/52701
4476 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4477 compute and set the evolution part of PHI nodes.
4479 2012-03-30 Richard Guenther <rguenther@suse.de>
4481 PR tree-optimization/52754
4482 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4483 propagate arbitrary addresses into really plain dereferences.
4485 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4487 PR tree-optimization/52835
4488 * tree-data-ref.c (build_rdg): Return NULL if
4489 compute_data_dependences_for_loop failed.
4491 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4493 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4494 (stmt_can_make_abnormal_goto): Use it.
4495 (is_ctrl_altering_stmt): Likewise.
4497 2012-03-31 Martin Jambor <mjambor@suse.cz>
4499 Backported from mainline
4500 2012-03-30 Martin Jambor <mjambor@suse.cz>
4502 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4503 is a builtin_stack_save in a dominating BB.
4505 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4507 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4508 crossing 128bit lane boundary.
4510 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4512 Backported from mainline
4513 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4516 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4518 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4519 * config/i386/i386.c: Include reload.h.
4520 (ix86_legitimize_reload_address): New function.
4522 2012-03-28 Martin Jambor <mjambor@suse.cz>
4524 Backported from mainline
4525 2012-03-27 Martin Jambor <mjambor@suse.cz>
4528 * tree-sra.c (sra_modify_assign): Do not call
4529 load_assign_lhs_subreplacements when working with an unscalarizable
4532 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4535 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4536 __builtin_va_start to __builtin_next_arg if the latter is
4537 builtin_decl_explicit_p rather than when it is not.
4540 * tree-vect-generic.c (vector_element): Perform multiplication
4541 for pos in bitsizetype type instead of idx type.
4543 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4545 Backport from 2012-03-28 mainline r185910.
4548 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4549 (avr_builtin_decl): New static function.
4550 (struct avr_builtin_description, avr_bdesc): Move up.
4551 Add GTY marker. Add field fndecl. Remove redundant field id.
4552 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4553 (avr_expand_builtin): Code cleanup because .id is removed.
4555 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4558 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4561 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4563 Backport from 2012-03-28 mainline r185907.
4566 * config.gcc (tm_file): Remove avr/multilib.h.
4568 * doc/invoke.texi (AVR Options): Adjust
4569 documentation of -mtiny-stack.
4571 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4572 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4573 * config/avr/t-avr: Remove generation of multilib.h.
4574 * config/avr/t-multilib: Regenerate.
4575 * config/avr/multilib.h: Remove.
4576 * config/avr/avr.opt (-msp8): New option.
4577 (avr_sp8): New variable.
4578 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4579 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4580 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4581 (avr_device_to_sp8): New prototype.
4582 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4583 (DRIVER_SELF_SPECS): New define.
4584 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4585 __AVR_SP8__, __AVR_HAVE_SPH__.
4586 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4587 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4588 (avr_file_start): Ditto.
4590 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4593 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4594 instead of 8 in adjust_address.
4596 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4598 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4599 of a unit before computing the offset in units.
4601 2012-03-27 Richard Guenther <rguenther@suse.de>
4604 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4607 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4610 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4612 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4615 * varasm.c: Include pointer-set.h.
4616 (pending_assemble_externals_set): New pointer set.
4617 (process_pending_assemble_externals): Destroy the pointer set.
4618 (assemble_external): See if decl is in pending_assemble_externals_set,
4619 and add it to pending_assemble_externals if necessary.
4620 (init_varasm_once): Allocate pending_assemble_externals_set.
4622 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4624 Backported from mainline
4625 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4628 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4629 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4630 (vector_ltgt<mode>): Likewise.
4631 (vector_ordered<mode>): Likewise.
4632 (vector_unordered<mode>): Likewise.
4633 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4635 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4637 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4640 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4642 Backported from mainline
4643 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4647 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4648 GENERAL_REGS and FP_REGS for SImode.
4650 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4653 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4654 on any new_local_var_chain vars declared during recursing on
4655 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4657 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4659 Backport from 2012-03-22 mainline r185692.
4662 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4663 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4664 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4665 (delay_cycles_1, delay_cycles_2): Ditto.
4666 (delay_cycles_3, delay_cycles_4): Ditto.
4667 (nopv, *nopv): Ditto.
4668 (sleep, *sleep): Ditto.
4671 Backport from 2012-03-21 mainline r185605.
4673 PR rtl-optimization/52543
4675 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4676 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4677 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4678 (avr_load_libgcc_p): Restrict to __flash loads.
4679 (avr_out_lpm): Only handle 1-byte loads from __flash.
4680 (avr_load_lpm): New function.
4681 (avr_find_unused_d_reg): Remove.
4682 (avr_out_lpm_no_lpmx): Remove.
4683 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4684 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4685 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4686 (load_<mode>, load_<mode>_clobber): New insns.
4687 (mov<mode>): For multi-byte move from non-generic
4688 16-bit address spaces: Expand to load_<mode> resp.
4689 load_<mode>_clobber.
4690 (load<mode>_libgcc): Remove expander.
4691 (split-lpmx): Remove split.
4693 Backport from 2012-03-13 mainline r185329.
4696 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4697 offset (size) to a value the insns can deal with.
4698 (expand_epilogue): Ditto.
4700 Backport from 2012-03-12 mainline r185256.
4703 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4704 type from reg_class_t to enum reg_class.
4705 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4707 Backport from 2012-03-12 mainline r185253.
4710 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4711 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4712 r184615 from 2012-02-28.
4714 Backport from 2012-03-08 mainline r185105.
4716 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4717 for constants in [-63,63].
4719 Backport from 2012-03-08 mainline r185100.
4722 * config/avr/avr.c (avr_mem_clobber): New static function.
4723 (avr_expand_delay_cycles): Add memory clobber operand to
4724 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4725 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4726 (enable_interrupt, disable_interrupt): New expander.
4727 (nopv, sleep, wdr): New expanders.
4728 (delay_cycles_1): Add memory clobber.
4729 (delay_cycles_2): Add memory clobber.
4730 (delay_cycles_3): Add memory clobber.
4731 (delay_cycles_4): Add memory clobber.
4732 (cli_sei): New insn from former "enable_interrupt",
4733 "disable_interrupt" with memory clobber.
4734 (*wdt): New insn from former "wdt" with memory clobber.
4735 (*nopv): Similar, but for "nopv".
4736 (*sleep): Similar, but for "sleep".
4738 Backport from 2012-03-07 mainline r185043.
4741 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4743 Backport from 2012-03-07 mainline r185032.
4746 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4747 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4748 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4750 Backport from 2012-03-07 mainline r185031.
4753 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4755 * config/avr/avr.md (xload_8): Adjust insn length.
4757 Backport from 2012-03-07 mainline r185030.
4760 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4761 if RAMPZ affects reading from RAM.
4763 Backport from 2012-03-05 mainline r184919.
4765 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4767 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4769 Backport from mainline r185259.
4772 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4773 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4775 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4777 Backported from mainline
4778 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4781 * c-parser.c (c_parser_postfix_expression)
4782 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4784 * config/i386/smmintrin.h: Avoid /* within a comment.
4785 * config/i386/nmmintrin.h: Likewise.
4787 2012-03-22 Richard Guenther <rguenther@suse.de>
4789 * BASE-VER: Set to 4.7.1.
4790 * DEV-PHASE: Set to prerelease.
4792 2012-03-22 Release Manager
4794 * GCC 4.7.0 released.
4796 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4798 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4800 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4801 Andrew Pinski <apinski@cavium.com>
4804 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4805 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4806 calls instead of __builtin_ir{int,ound}*.
4808 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4811 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4814 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4816 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4817 Refer to GCC 4.7 version of c99status.html.
4819 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4821 Backport from mainline
4822 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4824 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4825 redefine to be NULL if the current bit-size is different from the
4826 configured bit-size.
4828 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4829 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4830 set the default tuning. Add asserts to make sure the cpu and tune
4831 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4832 test whether the index is set, instead of > 0.
4833 (rs6000_file_start): Do not reset the default cpu if the current
4834 bit-size is different from the configured bit-size.
4836 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4838 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4840 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4841 Update binutils references.
4842 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4843 Update binutils reference.
4844 Update Sun as/GNU ld caveat.
4845 Document binutils largefile requirement for LTO plugin.
4846 Remove reference to alternate libpthread.
4848 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4850 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4852 (Specific, mips-sgi-irix6): Likewise.
4854 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4856 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4857 * configure: Regenerate.
4859 2012-03-07 Richard Henderson <rth@redhat.com>
4861 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4862 * config/m68k/sync.md (atomic_test_and_set): Use it.
4863 (atomic_test_and_set_1): Likewise.
4865 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4868 * Makefile.in: Let install-gcc-ar depend on installdirs,
4869 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4870 Don't double canonicalize if cross-compiling.
4872 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4874 * trans-mem.c: New typedef for tm_region_p.
4875 Define vector types for tm_region_p.
4876 (tm_region_init): Replace region_worklist to a vector called
4879 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4882 * trans-mem.c (tm_region_init): Use last_basic_block.
4884 2012-03-05 Richard Henderson <rth@redhat.com>
4887 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4888 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4889 BIGGEST_ALIGNMENT is aligned.
4891 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4893 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4895 2012-03-05 Richard Henderson <rth@redhat.com>
4898 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4899 instead of calling negqi2 directly.
4901 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4903 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4904 (INTMAX_TYPE): Use it.
4905 (UINTMAX_TYPE): Likewise.
4906 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4907 (irix6_c_common_override_options): Declare.
4908 (C_COMMON_OVERRIDE_OPTIONS): Define.
4909 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4910 * config/mips/irix6-c.c: New file.
4911 * config/mips/t-irix6 (irix6-c.o): New target.
4912 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4915 2012-03-02 Richard Henderson <rth@redhat.com>
4917 * optabs.c (expand_atomic_test_and_set): Honor
4918 atomic_test_and_set_trueval even when atomic_test_and_set
4919 optab is not in use.
4921 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4923 Backport from mainline
4924 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4926 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4928 2012-03-02 Richard Guenther <rguenther@suse.de>
4930 * DEV-PHASE: Set to prerelease.
4932 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4934 * config.gcc (obsolete): Add all ARM targets using the FPA.
4935 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4936 * doc/install.texi: Avoid references to obsolete ARM ports.
4938 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4940 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4942 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4943 Joern Rennecke <joern.rennecke@embecosm.com>
4945 * doc/extend.texi: Expand and update information on interrupt
4946 attribute for Epiphany.
4948 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4950 * config/sh/sh-protos.h: Update copyright notice dates.
4951 * config/sh/sh.h: Likewise.
4952 * config/sh/sh.md: Likewise.
4953 * config/sh/constraints.md: Likewise.
4954 * config/sh/predicates.md: Likewise.
4956 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4958 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4959 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4961 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4963 * config/sh/constraints.md: Fix comment typo.
4965 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4968 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4969 unsigned HOST_WIDE_INT.
4970 (zvdep_imm64): Likewise.
4971 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4972 (vdepi_and): Likewise.
4973 Likewise for unamed 64-bit patterns.
4974 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4976 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4979 PR rtl-optimization/52417
4980 * cselib.c (cselib_any_perm_equivs): New variable.
4981 (cselib_reset_table): Check that it's not set when not
4982 preserving constants.
4983 (cselib_add_permanent_equiv): Set it.
4984 (cselib_have_permanent_equivalences): New.
4985 (cselib_init, cselib_finish): Reset it.
4986 * cselib.h (cselib_have_permanent_equivalences): Declare.
4987 * alias.c (get_addr): Restore earlier behavior when there
4988 aren't permanent equivalences.
4990 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4992 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4993 * config/v850/v850-modes.def: Fix copyright notice.
4995 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4997 * doc/extend.texi (AVR Built-in Functions): Document
4998 __builtin_avr_flash_segment.
5000 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
5001 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
5002 (*split.flash_segment): New insn-and-split.
5003 * config/avr/avr.c (avr_init_builtins): Add local variables:
5004 const_memx_void_node, const_memx_ptr_type_node,
5005 char_ftype_const_memx_ptr.
5007 2012-03-01 Jakub Jelinek <jakub@redhat.com>
5009 PR tree-optimization/52445
5010 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
5011 add ssa_name_ver, offset and size fields and change store field
5013 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
5014 (add_or_mark_expr): Likewise. Only consider previous stores
5015 with the same size and offset.
5016 (nt_init_block): Only look at gimple_assign_single_p stmts,
5017 doesn't look at rhs2.
5019 2012-03-01 Richard Guenther <rguenther@suse.de>
5022 * tree-cfg.c (verify_gimple_assign_unary): Allow any
5023 conversions from integral types to pointer types.
5025 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5027 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
5028 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
5029 unintentionally removed in r184616.
5031 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5033 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
5036 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5037 Uros Bizjak <ubizjak@gmail.com>
5040 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
5041 alternatives, add "e" constraint to the new last alternative
5042 and ! to last 3 alternatives.
5044 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
5046 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
5047 DW_AT_artificial attributes at the end of the processing.
5048 (gen_array_type_die): Likewise.
5049 (gen_enumeration_type_die): Likewise.
5050 (gen_struct_or_union_type_die): Likewise.
5051 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
5054 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5057 * expr.c (expand_assignment): If doing misaligned store that doesn't
5058 cover all mode bits, perform a RMW cycle.
5060 PR tree-optimization/52429
5061 * tree-parloops.c (separate_decls_in_region_debug): Return early
5062 if var is LABEL_DECL.
5064 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5066 PR tree-optimization/52424
5067 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5068 calling dom_thread_across_edge.
5070 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5072 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5074 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5076 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5077 * config/avr/avr.c (avr_output_bld): Remove unused function.
5078 (avr_out_sbxx_branch): Use "%T" to print bit position.
5080 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5082 * config/avr/avr.md: Untabify.
5084 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5086 * config/avr/avr.md (eqne): New code iterator.
5087 (*dec-and-branchsi): Use it in text peephole's condition.
5088 (*dec-and-branchhi): Ditto.
5089 (*dec-and-branchqi): Ditto.
5091 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5094 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5095 the device does not have the skip-bug.
5097 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5099 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5100 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5101 -mpretend-cmove): New.
5103 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5106 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5107 doesn't count DEBUG_INSN refs.
5108 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5109 for DEBUG_INSN refs.
5111 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5115 2012-02-20 Richard Guenther <rguenther@suse.de>
5116 PR tree-optimization/52298
5117 * tree-vect-stmts.c (vectorizable_load): Properly use
5118 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5121 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5124 * gimple.h (gimple_in_transaction): New.
5125 (gimple_set_in_transaction): New.
5126 (struct gimple_statement_base): Add in_transaction field.
5127 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5129 (tree_ssa_lim_initialize): Compute transaction bits.
5130 * tree.h (compute_transaction_bits): Protoize.
5131 * trans-mem.c (tm_region_init): Use the heap to store BB
5133 (compute_transaction_bits): New.
5135 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5137 * gcc.c (display_help): Document --help=common and sort entries
5140 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5142 * doc/install.texi: Document check-$LANG specific shortcuts
5144 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5147 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5149 * config/arm/arm_neon.h: Regenerate.
5150 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5151 (neon_vcgeu): New insn.
5152 (neon_vcgtu): Likewise.
5153 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5154 (ops): Unsigned comparison intrinsics call a different
5157 2012-02-28 Richard Guenther <rguenther@suse.de>
5160 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5161 ordering for the VEC_CONCAT for two element vectors for
5162 V2SFmode, V2SImode and V2DImode.
5164 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5167 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5168 detecting big-endian triplets.
5170 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5172 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5173 mode if there is no type information available.
5175 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5177 PR tree-optimization/53207
5178 * doc/invoke.texi: Document as experimental and relying on graphite.
5180 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5182 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5183 of initializer to changes from r184614.
5185 2012-02-28 Richard Guenther <rguenther@suse.de>
5187 PR tree-optimization/52395
5188 * tree-sra.c (build_ref_for_offset): Also look at the base
5189 TYPE_ALIGN when figuring out the alignment of the replacement.
5191 2012-02-28 Richard Guenther <rguenther@suse.de>
5193 PR tree-optimization/52402
5194 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5195 mis-aligned types when creating the accesses at the call site.
5197 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5199 * config/avr/builtins.def: New file.
5200 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5201 * config/avr/avr.c (enum avr_builtin_id): Use it.
5202 (avr_init_builtins): Use it. And use avr_bdesc.
5203 (bdesc_1arg): Remove.
5204 (bdesc_2arg): Remove.
5205 (bdesc_3arg): Remove.
5206 (struct avr_builtin_description): Add field n_args.
5207 (avr_bdesc): New static variable using builtins.def.
5208 (avr_expand_builtin): Use it.
5209 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5210 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5211 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5213 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5216 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5217 match only one single hard register with respective hard reg rtx.
5218 (movmemx_<mode>): Ditto.
5219 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5220 insn anatomy of movmem[x]_<mode>.
5221 (avr_out_movmem): Same for printing assembler and operand usage.
5223 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5227 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5228 address spaces located outside of device flash.
5230 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5231 (mcu_type_s): Add field n_flash.
5232 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5233 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5234 (AVR_MCU): Add N_FLASH argument.
5235 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5236 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5237 macro __FLASH<n> if that address space makes sense for the device.
5238 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5239 outside of target flash.
5240 (avr_asm_named_section): Ditto.
5241 (avr_asm_select_section): Ditto.
5242 (avr_addr_space_convert): Ditto.
5243 (avr_emit_movmemhi): Ditto.
5244 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5245 address space is outside of device flash.
5246 (avr_insert_attributes): Ditto.
5247 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5248 avr_current_arch->n_segments.
5250 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5253 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5255 (*movabs<mode>_2): Likewise.
5257 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5260 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5261 s_register_operand in the test instead of REG_P. Don't call
5262 gen_reg_rtx if it won't be used.
5264 PR tree-optimization/52376
5265 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5267 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5269 * ifcvt.c (noce_get_condition): Check condition variable is not
5270 small_register_classes_for_mode_p before accepting.
5272 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5274 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5276 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5279 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5280 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5282 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5284 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5286 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5288 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5290 * config/sh/predicates.md: Remove blank lines.
5291 * config/sh/sh.c: Fix typos in comments.
5292 * config/sh/constraints.md: Likewise.
5293 * config/sh/sh.md: Remove blank lines.
5294 Fix typos in comments. Use ;; as comment characters.
5296 2012-02-26 Walter Lee <walt@tilera.com>
5298 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5299 (replace_mov_pcrel_step2): Ditto.
5301 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5304 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5305 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5306 and locs that reference values newer than the non-canonical value
5307 at hand. Return the canonical value as a worst case.
5308 (memrefs_conflict_p): Walk canonical value's locs.
5311 * cselib.c (preserve_only_constants): Rename to...
5312 (preserve_constants_and_equivs): ... this. Split out...
5313 (invariant_or_equiv_p): ... this. Preserve plus expressions
5314 of other preserved expressions too.
5315 (cselib_reset_table): Adjust.
5316 * var-tracking.c (reverse_op): Use canonical value to build
5319 2012-02-23 Kai Tietz <ktietz@redhat.com>
5321 * config/i386/i386.c (ix86_delegitimize_address): Handle
5322 UNSPEC_PCREL plus displacement.
5324 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5327 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5328 to test for unusedness in st X addressing.
5330 2012-02-24 Richard Guenther <rguenther@suse.de>
5333 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5334 (is_gimple_reg_type): Move inline ...
5335 * gimple.h (is_gimple_reg_type): ... here.
5337 2012-02-24 Richard Guenther <rguenther@suse.de>
5340 * passes.c (execute_function_todo): When verifying SSA form
5341 verify gimple form first.
5342 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5344 2012-02-24 Richard Guenther <rguenther@suse.de>
5347 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5348 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5350 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5352 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5354 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5356 * tree-phinodes.c (make_phi_node): Mark static.
5357 * tree-flow.h (make_phi_node): Remove extern decl.
5358 * doc/gimple.texi (make_phi_node): Remove documentation.
5360 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5362 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5363 * tree-ssa-sccvn.c (print_scc): Ditto.
5365 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5367 * doc/passes.texi (Full redundancy elimination): Fix typo.
5369 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5371 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5373 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5376 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5378 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5381 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5383 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5385 * config/avr/avr.md (code_stdname): Add ior, xor.
5386 (xior): New code iterator.
5387 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5388 (*<code_stdname><mode>qi.byte1-3): Ditto.
5390 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5392 PR tree-optimization/52019
5393 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5396 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5398 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5399 HAVE_INITFINI_ARRAY to work around namespace pollution in
5400 certain versions of newlib system headers.
5401 * config.in: Regenerate.
5402 * configure: Regenerate.
5403 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5404 instead of HAVE_INITFINI_ARRAY.
5406 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5409 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5410 is not offsettable memory reference.
5412 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5415 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5416 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5418 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5420 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5421 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5423 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5425 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5426 library on Solaris 8 even without TLS support.
5427 * configure: Regenerate.
5429 2012-02-22 Richard Guenther <rguenther@suse.de>
5432 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5433 for GIMPLE_DEBUG stmts.
5435 2012-02-22 Martin Jambor <mjambor@suse.cz>
5438 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5439 according to the base object.
5441 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5443 PR rtl-optimization/50063
5444 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5445 and 2 (8-bit SP) in operand 2.
5446 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5447 setup to use movhi_sp_r instead of vanilla move to write SP.
5448 Adjust REG_CFA notes to superseed unspec.
5449 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5451 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5452 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5453 irq_state 1 (IRQ known to be on) here.
5455 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5457 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5459 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5460 assign_hard_reg): Likewise.
5462 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5464 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5466 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5469 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5470 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5472 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5474 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5475 prototype from here to...
5476 * config/avr/avr.h: ...here.
5478 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5481 * thumb2.md (thumb2_shiftsi3_short): Split register and
5482 immediate shifts. For register shifts tie operands 0 and 1.
5483 (peephole2 for above): Check that register-controlled shifts
5484 have suitably tied operands.
5486 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5489 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5490 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5491 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5492 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5493 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5494 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5495 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5496 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5497 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5498 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5499 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5500 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5501 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5502 bdver1_ssevector_avx256_unaligned_load,
5503 bdver1_ssevector_sse128_unaligned_load,
5504 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5505 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5506 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5507 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5508 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5509 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5510 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5511 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5512 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5513 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5514 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5515 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5516 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5517 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5518 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5519 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5520 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5521 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5522 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5523 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5524 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5525 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5526 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5527 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5528 bdver1_ssediv_double_load, bdver1_ssediv_double,
5529 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5530 Add "bdver2" attribute.
5532 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5534 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5535 default if possible and not specified otherwise.
5537 2012-02-21 Richard Guenther <rguenther@suse.de>
5540 * gimplify.c (create_tmp_from_val): Use the main variant type
5541 for the type of the temporary we create.
5543 2012-02-21 Richard Guenther <rguenther@suse.de>
5545 PR tree-optimization/52324
5546 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5547 do not gimplify a MEM_REF address operand if it is already
5550 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5552 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5553 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5555 2012-02-21 Richard Guenther <rguenther@suse.de>
5557 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5558 nested_in_vect_loop.
5560 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5562 PR tree-optimization/52318
5563 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5564 vdef also to non-pure/const call stmts in the sequence.
5566 2012-02-20 David S. Miller <davem@davemloft.net>
5568 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5569 don't use the "rd %pc" instruction on v9 for PIC register loads.
5571 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5574 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5575 in a transaction safe function.
5577 2012-02-20 Kai Tietz <ktietz@redhat.com>
5580 * stor-layout.c (place_field): Handle desired_align for
5583 2012-02-20 Richard Guenther <rguenther@suse.de>
5585 PR tree-optimization/52298
5586 * tree-vect-stmts.c (vectorizable_store): Properly use
5587 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5589 (vectorizable_load): Likewise.
5590 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5591 Access DR_STEP after ensuring it is not NULL.
5593 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5595 PR tree-optimization/52286
5596 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5597 optimization use double_int_to_tree instead of build_int_cst_wide,
5598 rewrite to use double_int vars.
5600 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5603 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5605 Remove -e 0 from $gcc_cv_ld invocation.
5606 Only use __GLIBC_PREREQ if defined.
5607 Enable on Solaris since Solaris 8 patch.
5608 (gcc_SUN_LD_VERSION): New macro.
5609 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5610 gcc_SUN_LD_VERSION for version number format.
5611 * configure: Regenerate.
5612 * varasm.c (get_elf_initfini_array_priority_section): Set
5613 SECTION_NOTYPE for non-default priority.
5614 Use get_section instead of get_unnamed_section to emit
5615 .init_array/.fini_array with default priority.
5617 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5619 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5620 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5621 (mips_start_unique_function, mips_output_mips16_rdhwr)
5622 (mips_code_end): New functions.
5623 (TARGET_ASM_CODE_END): Define.
5625 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5627 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5628 to stubs with non-sibling calls.
5630 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5632 * doc/invoke.texi (-fira-* options): Copy-edit.
5633 (ira-* parameters): Copy-edit.
5635 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5637 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5638 GCC coding conventions.
5640 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5642 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5643 when used as adjectives.
5645 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5647 * doc/invoke.texi: Clean up "that"/"which" confusion.
5649 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5651 * system.h: Poison SMALL_REGISTER_CLASSES
5652 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5653 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5655 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5657 PR tree-optimization/52285
5658 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5659 when deciding if a call is a tail call or tail recursion.
5661 2012-02-16 Kai Tietz <ktietz@redhat.com>
5663 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5664 interger-constant displacement for UNSPEC_PCREL.
5666 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5668 PR rtl-optimization/52208
5669 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5670 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5672 PR tree-optimization/52255
5673 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5674 loop->header has virtual PHI, but exit_e->dest doesn't, add
5675 virtual PHI to exit_e->dest and adjust all uses after the loop.
5678 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5679 children with clone_tree_hash, not after it.
5681 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5683 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5684 extended identifiers.
5686 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5689 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5690 a same_body_alias, also test whether e->callee isn't a former
5691 or current clone of the decl this is a same body alias of.
5693 PR translation/52264
5694 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5696 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5698 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5700 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5703 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5704 force_reg instead of copy_to_reg for better optimization. Force
5705 non-register or memory operands into a register.
5707 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5709 * extend.texi: Reserve upper bits of memory model for future use.
5711 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5712 Anatoly Sokolov <aesok@post.ru>
5713 Eric Weddington <eric.weddington@atmel.com>
5716 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5717 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5718 Rewrite initializers for .macro.
5719 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5720 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5721 atxmega32d4, atxmega32x1.
5722 avrxmega4: atxmega64a3, atxmega64d3.
5723 avrxmega5: atxmega64a1, atxmega64a1u.
5724 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5725 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5726 avrxmega7: atxmega128a1, atxmega128a1u.
5727 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5728 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5729 (struct base_arch_s): Rename reserved to xmega_p.
5730 Rename reserved2 to have_rampd.
5731 (AVR_XMEGA): New define.
5732 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5733 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5734 * config/avr/predicates.md (io_address_operand): Take into
5736 (low_io_address_operand): Ditto.
5737 (high_io_address_operand): Ditto.
5738 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5739 (enabled, movhi_sp_r): Use them.
5740 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5741 cpp_define_formatted to built-in define __AVR_ARCH__.
5742 (__AVR_XMEGA__): New built-in define.
5743 (__AVR_HAVE_RAMPD__): New built-in define.
5744 (__AVR_HAVE_RAMPX__): New built-in define.
5745 (__AVR_HAVE_RAMPY__): New built-in define.
5746 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5748 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5749 (avr_option_override): Initialize them.
5750 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5751 (avr_init_expanders): Initialize them. No more block several calls.
5752 (emit_push_sfr): New static function.
5753 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5755 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5756 (avr_print_operand): Print addreeses as symbols for
5757 RAMPX, RAMPY, RAMPD, CCP.
5758 (output_movhi): Handle AVR_XMEGA when writing to SP.
5759 (avr_out_movhi_mr_r_xmega): New static function.
5760 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5761 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5762 __RAMPD__, __CCP__ as needed.
5764 * config/avr/multilib.h: Regenerate.
5765 * config/avr/t-multilib: Regenerate.
5766 * config/avr/avr-tables.opt: Regenerate.
5768 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5770 PR tree-optimization/50561
5771 * graphite-flattening.c (lst_project_loop): Do not
5772 remove old scattering dimensions after flattening.
5773 (lst_do_flatten): Likewise.
5775 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5777 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5778 __builtin_avr_map8, __builtin_avr_map16.
5779 Document __builtin_avr_insert_bits.
5781 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5782 (insert_bits): New insn.
5783 (adjust_len.map_bits): Rename to insert_bits.
5784 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5785 * avr-protos.h (avr_out_map_bits): Remove.
5786 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5787 * config/avr/constraints.md (Cxf,C0f): New.
5788 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5789 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5790 New built-in define __BUILTIN_AVR_INSERT_BITS.
5791 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5792 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5793 (avr_move_bits): Rewrite.
5794 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5796 (avr_map_op_t): New typedef.
5797 (avr_map_op): New static variable.
5798 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5799 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5800 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5801 (bdesc_3arg, avr_expand_triop_builtin): New.
5802 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5803 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5804 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5805 (avr_map_equal_p, avr_map_sig_p): Remove.
5806 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5807 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5808 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5809 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5810 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5811 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5813 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5815 * config/c6x/c6x.md (reserve_cycles): New attribute.
5816 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5817 don't reserve functional units after the branch occurs.
5819 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5822 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5823 functions into non-tm_pure functions.
5825 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5828 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5829 (iterative_hash_canonical_type): Likewise.
5830 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5833 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5835 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5836 sched-group insn, it either remains alone or the entire list is pruned.
5838 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5840 * doc/install.texi (Prerequisites): Fix grammar.
5841 (Configuration): Likewise.
5843 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5845 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5846 MPC as part of GCC before describing configuring with --with-gmp etc.
5847 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5848 sources are present.
5850 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5853 * dwarf2out.c (clone_tree_hash): New function.
5854 (copy_decls_walk): Use it instead of clone_tree.
5856 2012-02-14 Richard Guenther <rguenther@suse.de>
5858 PR tree-optimization/52244
5859 PR tree-optimization/51528
5860 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5861 replacements for integral types.
5863 2012-02-14 Walter Lee <walt@tilera.com>
5865 * config.gcc: Handle tilegx and tilepro.
5866 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5868 Add HAVE_AS_TLS check for tilegx and tilepro.
5869 * configure: Regenerate.
5870 * doc/contrib.texi: Add Mat Hostetter and self.
5871 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5872 Document instruction intrinsics and network accessing intrinsics.
5873 (TILEPro Built-in Functions): New node. Document instruction
5874 intrinsics and network accessing intrinsics.
5875 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5876 (Specific, tilepro-*-linux*): Likewise.
5877 * doc/invoke.texi (TILE-Gx Options): New section.
5878 (TILEPro Options): New section.
5879 * doc/md.texi (TILE-Gx): New section.
5880 (TILEPro): New section.
5881 * common/config/tilegx/tilegx-common.c: New file.
5882 * common/config/tilepro/tilepro-common.c: New file.
5883 * config/tilegx/constraints.md: New file.
5884 * config/tilegx/linux.h: New file.
5885 * config/tilegx/mul-tables.c: New file.
5886 * config/tilegx/predicates.md: New file.
5887 * config/tilegx/sync.md: New file.
5888 * config/tilegx/t-tilegx: New file.
5889 * config/tilegx/tilegx-builtins.h: New file.
5890 * config/tilegx/tilegx-c.c: New file.
5891 * config/tilegx/tilegx-generic.md: New file.
5892 * config/tilegx/tilegx-modes.def: New file.
5893 * config/tilegx/tilegx-multiply.h: New file.
5894 * config/tilegx/tilegx-protos.h: New file.
5895 * config/tilegx/tilegx.c: New file.
5896 * config/tilegx/tilegx.h: New file.
5897 * config/tilegx/tilegx.md: New file.
5898 * config/tilegx/tilegx.opt: New file.
5899 * config/tilepro/constraints.md: New file.
5900 * config/tilepro/gen-mul-tables.cc: New file.
5901 * config/tilepro/linux.h: New file.
5902 * config/tilepro/mul-tables.c: New file.
5903 * config/tilepro/predicates.md: New file.
5904 * config/tilepro/t-tilepro: New file.
5905 * config/tilepro/tilepro-builtins.h: New file.
5906 * config/tilepro/tilepro-c.c: New file.
5907 * config/tilepro/tilepro-generic.md: New file.
5908 * config/tilepro/tilepro-modes.def: New file.
5909 * config/tilepro/tilepro-multiply.h: New file.
5910 * config/tilepro/tilepro-protos.h: New file.
5911 * config/tilepro/tilepro.c: New file.
5912 * config/tilepro/tilepro.h: New file.
5913 * config/tilepro/tilepro.md: New file.
5914 * config/tilepro/tilepro.opt: New file.
5916 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5918 PR tree-optimization/52210
5919 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5920 vect_model_simple_cost with two entry vect_def_type array instead
5921 of an address of dt.
5923 2012-02-14 Richard Guenther <rguenther@suse.de>
5926 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5927 Do not stream DECL_QUALIFIER.
5928 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5929 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5930 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5932 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5935 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5938 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5941 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5942 * cselib.c (cselib_subst_to_values_from_insn): New function.
5943 * sched-deps.c (add_insn_mem_dependence,
5944 sched_analyze_1, sched_analyze_2): Use it.
5946 2012-02-13 Jan Hubicka <jh@suse.cz>
5949 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5951 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5953 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5954 (GTM_SELF_SPECS): Define if not already defined.
5955 (driver_self_specs): Add GTM_SELF_SPECS.
5956 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5957 (GTM_SELF_SPECS): Define.
5958 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5959 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5961 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5963 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5966 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5969 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5970 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5972 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5975 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5977 2012-02-13 Richard Guenther <rguenther@suse.de>
5979 PR translation/52211
5980 * passes.c (enable_disable_pass): Fix typo.
5982 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5985 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5986 XOR for reduce_bit_field if type is unsigned.
5988 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5990 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5991 disallow changes from SFmode to mode with different size in FP regs.
5993 2012-02-12 Robert Millan <rmh@gnu.org>
5994 Gerald Pfeifer <gerald@pfeifer.com>
5996 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5999 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
6001 PR rtl-optimization/52175
6002 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
6003 to frame-related instructions.
6005 2012-02-10 Jason Merrill <jason@redhat.com>
6008 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
6009 (demangle_new_symbols): Fill it.
6010 (scan_linker_output): Walk it.
6011 (start_tweaking): Split out from scan_linker_output.
6012 (maybe_tweak): Update sym->chosen.
6013 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
6015 2012-02-11 Jakub Jelinek <jakub@redhat.com>
6018 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
6020 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
6022 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6023 having the same mode as previous compare.
6025 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
6027 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
6028 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
6029 (nonlocal_goto_internal): Likewise.
6030 (nonlocal_goto): Emit a use and an indirect jump directly.
6032 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
6035 * doc/extend.texi : Update comments for __atomic_compare_exchange and
6036 __atomic_{is,always}_lock_free.
6038 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
6041 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
6042 negative constant address for x32.
6044 2012-02-10 Richard Henderson <rth@redhat.com>
6046 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
6047 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
6048 for GIMPLE_TRANSACTION. Tidy if's into a switch.
6050 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6051 Ira Rosen <irar@il.ibm.com>
6053 PR tree-optimization/50031
6054 * targhooks.c (default_builtin_vectorization_cost): Handle
6056 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
6057 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
6058 all types of reduction and pattern statements.
6059 (vect_estimate_min_profitable_iters): Likewise.
6060 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
6061 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
6062 for explicit realigns.
6063 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
6064 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6066 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6067 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6068 vec_perm for VSX and handle vec_promote_demote.
6070 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6073 * builtins.c (fold_builtin_atomic_always_lock_free,
6074 expand_builtin_atomic_always_lock_free,
6075 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6076 Return and/or test boolean_true_node/boolean_false_node instead of
6077 integer_one_node/integer_zero_node.
6079 2012-02-10 Jan Hubicka <jh@suse.cz>
6082 * predict.c (predict_paths_for_bb): Prevent looping.
6083 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6085 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6087 * config/arm/arm.c (output_move_double): In one case properly
6088 count number of instructions that will be emitted.
6090 2012-02-10 Richard Guenther <rguenther@suse.de>
6092 PR translation/52193
6093 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6095 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6098 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6100 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6103 * var-tracking.c (emit_note_insn_var_location): If
6104 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6105 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6106 non-NOTE_DURING_CALL_P insn.
6108 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6111 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6113 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6116 * gcc.c (switch_matches) Support switches with separated form,
6119 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6121 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6123 (RAMPZ_ADDR): Ditto.
6124 * config/avr/avr.c (avr_addr_t): New typedef.
6125 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6126 (avr_init_expanders): Initialize it.
6127 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6129 (expand_epilogue): Ditto.
6130 (avr_print_operand): Ditto.
6131 (avr_file_start): Ditto.
6132 (avr_emit_movmemhi): Ditto.
6134 2012-02-08 Richard Guenther <rguenther@suse.de>
6136 PR tree-optimization/46886
6137 * tree-flow.h (do_while_loop_p): Declare.
6138 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6139 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6141 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6143 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6144 always succeed for integers larger than a native word.
6146 2012-02-08 Richard Guenther <rguenther@suse.de>
6148 PR rtl-optimization/52170
6149 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6150 properly handle integer vector modes.
6152 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6154 PR gcov-profile/52150
6155 * coverage.c: Include target.h.
6156 (build_var): Call targetm.strip_name_encoding on the assembler name.
6157 Change one _ into . or $ if the target allows it.
6158 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6160 PR rtl-optimization/52139
6161 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6162 is a BARRIER after emit_insn_after_noloc, move BB_END
6163 to the last non-BARRIER insn before it.
6165 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6168 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6169 (mips_gimplify_va_arg_expr): Call it instead of
6170 std_gimplify_va_arg_expr.
6172 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6174 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6175 message for -mno-pointers-to-nested-function.
6177 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6180 * expr.c (get_inner_reference): If there is an offset, add a negative
6181 bit position to it (if any).
6183 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6185 PR rtl-optimization/52060
6186 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6187 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6188 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6189 and/or i0src_copy2 when needed.
6191 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6193 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6194 or LTOPLUGINSONAME if have_c.
6196 * config/freebsd-spec.h: Add comment about what macros can be defined
6198 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6199 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6202 2012-02-07 Richard Guenther <rguenther@suse.de>
6204 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6205 newline in -alias dumps.
6207 2012-02-07 Kai Tietz <ktietz@redhat.com>
6208 Dave Korn <dave.korn.cygwin@gmail.com>
6211 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6212 Take care that typinfo gets dllexport-attribute.
6214 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6217 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6218 if modifier < EXPAND_SUM call force_operand on the result.
6220 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6222 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6223 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6225 (epiphany_function_type): Replace types for specific interrupts with
6226 EPIPHANY_FUNCTION_INTERRUPT.
6227 (EPIPHANY_INTERRUPT_P): Update.
6228 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6229 New static function.
6230 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6231 <disinterrupt>: Affects type identity.
6232 (epiphany_handle_interrupt_attribute): Handle variable number of
6234 (epiphany_compute_function_type): Update for new
6235 epiphany_function_type definition.
6236 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6237 handlers with a longcall forwarder.
6238 (epiphany_start_function): Handle multiple interrupt arguments and/or
6239 forwarder_section attribute.
6241 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6244 2012-02-07 Alan Modra <amodra@gmail.com>
6247 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6250 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6252 PR tree-optimization/50969
6253 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6254 use vec_perm rather than vector_stmt.
6255 (vect_model_load_cost): Likewise.
6256 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6257 vec_perm to be the same as other vector statements.
6258 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6259 cost of vec_perm for TARGET_VSX.
6261 2012-02-06 Richard Guenther <rguenther@suse.de>
6263 PR tree-optimization/52115
6264 * tree-sra.c (access_has_replacements_p): New function.
6265 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6267 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6270 * trans-mem.c (expand_call_tm): Add an assertion.
6271 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6274 2012-02-06 Richard Guenther <rguenther@suse.de>
6276 PR tree-optimization/50955
6277 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6278 raise cost of expressions that replace an address with an
6279 expression based on a different pointer.
6281 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6284 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6285 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6287 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6290 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6291 -Weffc++ and specify guidelines come from second edition.
6293 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6295 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6296 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6297 (call_direct_split, call_value_split, call_value_internal_direct)
6298 (call_value_direct_split, call_value_multiple_split): Use jal and
6299 jal_macro attributes.
6301 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6303 * reload1.c (reload_regs_reach_end_p): Replace with...
6304 (reload_reg_rtx_reaches_end_p): ...this function.
6305 (new_spill_reg_store): Update commentary.
6306 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6307 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6308 before setting new_spill_reg_store.
6309 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6310 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6311 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6312 for non-spill reload registers.
6314 2012-02-05 Ira Rosen <irar@il.ibm.com>
6316 PR tree-optimization/52091
6317 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6318 (vect_is_simple_use_1): Likewise.
6319 * tree-vect-loop.c (vectorizable_reduction): Update calls
6320 to vect_is_simple_use_1 and vect_is_simple_use.
6321 (vectorizable_live_operation): Likewise.
6322 * tree-vect-patterns.c (widened_name_p,
6323 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6324 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6325 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6326 vectorizable_shift,vectorizable_operation, vectorizable_store,
6327 vectorizable_load): Likewise.
6328 (vect_is_simple_cond): Add an argument, pass it to
6329 vect_is_simple_use_1.
6330 (vectorizable_condition): Update calls to vect_is_simple_cond,
6332 (vect_is_simple_use): Add an argument, the statement in which
6333 OPERAND is used. Check that if OPERAND's def stmt is a double
6334 reduction phi node, the use is a phi node too.
6335 (vect_is_simple_use_1): Add an argument, pass it to
6337 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6338 to vect_is_simple_use.
6340 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6342 PR rtl-optimization/52095
6343 * modulo-sched.c (dump_insn_locator): New function.
6344 (loop_canon_p, sms_schedule): Use it.
6346 PR rtl-optimization/52113
6347 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6348 even for decomposable shift/zext insns.
6350 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6351 Zdenek Dvorak <ook@ucw.cz>
6353 PR rtl-optimization/52092
6354 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6355 on get_iv_value result.
6357 2012-02-02 Andrew Pinski <apinski@cavium.com>
6361 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6363 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6366 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6368 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6370 PR rtl-optimization/49800
6371 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6372 (sched_finish): Call regstat_free_n_sets_and_refs.
6374 2012-02-02 Jia Liu <proljc@gmail.com>
6376 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6379 2012-02-02 Jan Hubicka <jh@suse.cz>
6380 Tom de Vries <tom@codesourcery.com>
6383 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6384 * varpool.c (varpool_analyze_pending_decls): Likewise.
6386 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6387 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6389 * config.gcc: Add cr16-* support.
6391 * doc/extend.texi: Document cr16 extensions.
6392 * doc/install.texi: Document cr16 install.
6393 * doc/invoke.texi: Document cr16 options.
6394 * doc/md.texi: Document cr16 constraints.
6396 * common/config/cr16/cr16-common.c: New file.
6397 * config/cr16/cr16.c: New file.
6398 * config/cr16/cr16.h: New file.
6399 * config/cr16/cr16.md: New file.
6400 * config/cr16/cr16.opt: New file.
6401 * config/cr16/cr16-protos.h: New file.
6402 * config/cr16/predicates.md: New file.
6403 * config/cr16/constraints.md: New file.
6404 * config/cr16/t-cr16: New file.
6406 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6409 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6410 that operands[2] is either immediate, or q_regs_operand.
6412 PR tree-optimization/52073
6413 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6414 a pattern stmt for pattern uses, ignore uses outside of the loop.
6416 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6418 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6419 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6420 (OUT_AS1, OUT_AS2): Remove.
6422 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6424 PR rtl-optimization/51374
6425 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6426 to cross other volatile_refs_p insns.
6428 2012-02-01 Richard Guenther <rguenther@suse.de>
6430 * doc/invoke.texi (fno-inline): Clarify documentation.
6431 (finline-small-functions): Likewise.
6432 (finline-functions): Likewise.
6433 * common.opt (finline): Adjust comment and documentation.
6434 (finline-small-functions): Clarify documentation.
6435 (finline-functions): Likewise.
6436 (finline-functions-called-once): Likewise.
6438 2012-02-01 Tristan Gingold <gingold@adacore.com>
6440 * c-typeck.c (composite_type): Keep mode for pointers.
6442 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6444 * function.h (regno_reg_rtx): Adjust comment.
6445 * reginfo.c (init_reg_modes_target): Only use the previous mode
6446 if it fits within one register. Remove MIPS comment.
6448 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6451 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6453 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6455 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6456 to srak instruction.
6458 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6460 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6462 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6467 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6469 2012-01-31 Richard Guenther <rguenther@suse.de>
6471 PR tree-optimization/51528
6472 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6475 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6480 * ree.c (add_removable_extension): Change def_map argument
6481 to unsigned *, store in def_map 1 + offset into *insn_list vector
6482 instead of pointers into the vector.
6483 (find_removable_extensions): Adjust caller.
6485 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6487 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6488 Transform all "* quoted-c-code" to { c-code }.
6489 Remove redundant test for "optimize" in combine patterns.
6490 Move (include "avr-dimode.md") to end of file.
6492 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6495 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6496 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6498 2012-01-30 Richard Guenther <rguenther@suse.de>
6500 PR tree-optimization/52028
6501 * tree-loop-distribution.c (ldist_gen): Properly update
6504 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6507 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6508 set_cur_line_info_table if not emitting debug info.
6510 PR tree-optimization/52046
6511 * tree-vect-patterns.c (check_bool_pattern): Give up if
6512 a comparison could throw.
6515 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6517 2012-01-30 Richard Guenther <rguenther@suse.de>
6519 PR tree-optimization/52045
6520 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6521 SSA form if cfgcleanup did anything.
6523 2012-01-30 Richard Guenther <rguenther@suse.de>
6525 PR tree-optimization/52045
6526 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6527 before computing final todo.
6529 2012-01-30 Richard Guenther <rguenther@suse.de>
6531 PR tree-optimization/51528
6532 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6535 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6537 * df-problems.c (df_kill_notes): Check that the use refers
6538 to the note under examination.
6540 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6543 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6544 parameter and use short-lived pseudos.
6545 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6546 (sparc_expand_vector_init): Const-ify local variables and adjust
6547 calls to above functions.
6549 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6551 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6553 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6555 * doc/invoke.texi: Make usage of "compile time" and
6556 "run time"/"runtime" consistent throughout the file.
6558 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6560 * config/alpha/alpha.c (alpha_option_override): Default to
6561 full IEEE compliance mode for Go language.
6563 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6565 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6566 (LINK_SSP_SPEC): Define.
6568 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6571 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6574 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6576 * doc/invoke.texi: Correct hyphenation of "floating point",
6577 "double precision", and related terminology throughout the file.
6579 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6582 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6583 arm_general_register_operand predicate for operand 2 instead of
6586 2012-01-27 Ian Lance Taylor <iant@google.com>
6589 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6590 * builtins.c (expand_builtin_init_trampoline): Add onstack
6591 parameter. Change caller.
6592 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6593 * tree.c (build_common_builtin_nodes): Declare
6594 __builtin_init_heap_trampoline.
6596 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6598 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6599 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6600 * config/avr/avr.c: Ditto.
6601 (avr_regnames): Remove because unused.
6602 * config/avr/avr.md (*cpse.ne): New peephole.
6603 (*cpse.eq): New peephole from former cpse peepholes.
6605 2012-01-27 Michael Eager <eager@eagercon.com>
6607 * config/microblaze.c (microblaze_emit_compare): Correct
6608 test after pcmp instruction.
6610 2012-01-27 Richard Guenther <rguenther@suse.de>
6612 PR tree-optimization/52020
6613 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6615 2012-01-27 Richard Guenther <rguenther@suse.de>
6617 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6618 function non-const/pure.
6620 2012-01-27 Richard Guenther <rguenther@suse.de>
6622 PR tree-optimization/50444
6623 * tree-sra.c (build_ref_for_offset): Properly adjust the
6624 MEM_REF type for unaligned accesses.
6626 2012-01-27 Richard Guenther <rguenther@suse.de>
6628 PR tree-optimization/50444
6629 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6630 (expand_assignment): Use it. Properly handle misaligned
6631 bases when expanding stores to component references.
6632 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6635 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6638 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6639 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6640 * tree-data-ref.c (find_data_references_in_loop): Make static.
6641 (compute_all_dependences): Change return type to bool. Bail out
6642 for too many datarefs in a loop. Move the hunk resetting the data
6643 dependences vector from ...
6644 (compute_data_dependences_for_loop): ... here. Account for
6645 compute_all_dependences returning false.
6646 (compute_data_dependences_for_bb): Likewise.
6647 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6648 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6650 2012-01-27 Richard Guenther <rguenther@suse.de>
6653 * expr.c (store_field): Use the alias-set of the scratch memory
6656 2012-01-27 Tom de Vries <tom@codesourcery.com>
6658 PR tree-optimization/51990
6659 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6661 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6663 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6666 * var-tracking.c (reverse_op): Don't add any reverse operation
6667 if V already has any constant locations.
6669 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6671 * doc/invoke.texi: Correct usage of "command line" (noun)
6672 vs "command-line" (adjective) throughout.
6674 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6676 * doc/invoke.texi (Language Independent Options): Move
6677 -Wcoverage-mismatch blurb from here....
6678 (Warning Options): ...to here.
6680 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6682 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6683 Set rs6000_always_hint to false for 476.
6685 2012-01-27 Matthias Klose <doko@ubuntu.com>
6687 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6689 * incpath.c (add_standard_paths): Likewise.
6691 2012-01-27 Richard Henderson <rth@redhat.com>
6693 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6694 * config/m68k/sync.md (atomic_test_and_set): Rename from
6695 sync_test_and_setqi and adjust the operands.
6696 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6697 and unconditionally enable.
6699 2012-01-27 Richard Henderson <rth@redhat.com>
6701 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6702 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6703 (ldstub): Rename from ldstubqi.
6704 (ldstub<I24MODE>): Remove.
6706 2012-01-27 Richard Henderson <rth@redhat.com>
6708 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6709 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6710 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6711 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6712 * doc/tm.texi: Rebuild.
6714 2012-01-27 Richard Henderson <rth@redhat.com>
6716 * optabs.c (gen_atomic_test_and_set): Remove default.
6717 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6719 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6721 PR rtl-optimization/51978
6722 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6723 (combine_reaching_defs): Likewise.
6724 (struct re_info): Remove.
6725 (add_removable_extension): Remove x and data arguments,
6726 add insn, insn_list and def_map. Use the arguments directly
6727 instead of using struct re_info.
6728 (find_removable_extensions): Don't call add_removable_extension
6729 through note_stores, instead just call it with single_set
6731 (find_and_remove_re): Pass curr_cand->expr instead of
6732 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6734 2012-01-26 Michael Matz <matz@suse.de>
6736 PR tree-optimization/46590
6737 * cfgexpand.c: Revert last change (r183305).
6738 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6740 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6741 checking for emptiness.
6743 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6746 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6747 non-addressable non-BLKmode base correctly.
6749 2012-01-26 Michael Matz <matz@suse.de>
6751 PR tree-optimization/48794
6752 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6753 regions referenced from RESX/EH_DISPATCH.
6755 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6757 * config/s390/s390.h: Make BRANCH_COST an option.
6758 * config/s390/s390.opt: New option -mbranch-cost.
6760 2012-01-26 Richard Henderson <rth@redhat.com>
6762 Revert 2012-01-24 change:
6763 * trans-mem.c (requires_barrier): Do not instrument thread local
6764 variables and emit save/restore for them.
6766 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6769 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6772 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6774 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6777 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6780 Rename __pgm to __flash.
6781 Rename __pgm1 to __flash1.
6782 Rename __pgm2 to __flash2.
6783 Rename __pgm3 to __flash3.
6784 Rename __pgm4 to __flash4.
6785 Rename __pgm5 to __flash5.
6786 Rename __pgmx to __memx.
6787 * doc/extend.texi (AVR Named Address Spaces)
6788 Rename address space names as indicated above.
6789 * config/avr/avr.c (avr_addrspace): Ditto.
6791 * config/avr/avr-protos.h
6792 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6793 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6794 * config/avr/predicates.md: Ditto.
6795 * config/avr/avr.c Ditto, and
6796 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6797 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6799 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6800 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6801 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6802 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6803 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6804 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6805 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6806 * config/avr/avr.c: Ditto.
6807 * config/avr/avr.md: Ditto.
6809 2012-01-25 Jason Merrill <jason@redhat.com>
6812 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6814 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6816 PR tree-optimization/51987
6817 * tree-data-ref.c (get_references_in_stmt): Handle references in
6818 non-volatile GIMPLE_ASM.
6820 2012-01-25 Richard Guenther <rguenther@suse.de>
6822 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6823 bases are dereferenced.
6825 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6827 PR rtl-optimization/48374
6828 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6830 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6832 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6833 compute_data_dependences_for_loop returns false.
6834 * tree-parloops.c (loop_parallel_p): Likewise.
6836 2012-01-25 Richard Guenther <rguenther@suse.de>
6838 * tree.h (get_pointer_alignment_1): Declare.
6839 * builtins.c (get_pointer_alignment_1): New function.
6840 (get_pointer_alignment): Use it.
6842 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6844 PR rtl-optimization/48308
6845 * combine.c (enum undo_kind): Add UNDO_LINKS.
6846 (struct undo): Add member l to other_contents and where.
6847 (do_SUBST_LINK): New.
6849 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6850 (undo_all): Handle UNDO_LINKS.
6852 2012-01-25 Richard Henderson <rth@redhat.com>
6854 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6857 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6859 * optabs.c (gen_atomic_test_and_set): Use each argument.
6861 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6863 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6864 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6865 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6866 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6867 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6868 TARGET_PAIRED_SINGLE_FLOAT.
6870 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6872 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6873 (in_struct, return_val): Remove MEM documentation.
6874 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6875 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6876 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6878 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6879 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6880 * expr.c (store_field): Likewise.
6881 * function.c (assign_stack_temp_for_type): Likewise.
6882 * ifcvt.c (noce_try_cmove_arith): Likewise.
6883 * reload1.c (reload): Likewise.
6884 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6885 (alpha_set_memflags): Likewise.
6886 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6888 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6890 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6892 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6893 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6894 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6896 * cselib.c (cselib_rtx_varies_p): Delete.
6897 (cselib_invalidate_mem): Update call to canon_true_dependence.
6898 * dse.c (record_store, check_mem_read_rtx): Likewise.
6899 (scan_reads_nospill): Likewise.
6900 * cse.c (check_dependence): Likewise.
6901 (cse_rtx_varies_p): Delete.
6902 * expr.c (safe_from_p): Update call to true_dependence.
6903 * ira.c (validate_equiv_mem_from_store): Likewise.
6904 (memref_referenced_p): Likewise.
6905 * postreload-gcse.c (find_mem_conflicts): Likewise.
6906 * sched-deps.c (sched_analyze_2): Likewise.
6907 * store-motion.c (load_kills_store): Likewise.
6908 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6909 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6910 (compute_transp): Update call to canon_true_dependence.
6912 2012-01-25 Richard Henderson <rth@redhat.com>
6914 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6915 (maybe_emit_atomic_test_and_set): New.
6916 (expand_sync_lock_test_and_set): Use it.
6917 (expand_atomic_test_and_set): Likewise.
6918 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6919 the implementation; clarify implementation defined details.
6920 * doc/md.texi (atomic_test_and_set): Document.
6922 2012-01-25 Richard Henderson <rth@redhat.com>
6924 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6926 2012-01-25 Richard Henderson <rth@redhat.com>
6929 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6930 to effect no-op split.
6932 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6935 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6936 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6937 (BT_FN_VOID_PTR_INT_SIZE): New.
6938 (BT_FN_UINT_UINT_VAR): Remove.
6939 (BT_FN_UINT32_UINT32_VAR): New.
6940 (BT_FN_DOUBLE_VPTR): Remove.
6941 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6943 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6944 (_ITM_changeTransactionMode): Same.
6945 (_ITM_memmoveRtWt): Change return type to void.
6946 (_ITM_memcpyRtWt): Same.
6947 (_ITM_memsetW): Same.
6948 (_ITM_RaRD): Change types to double.
6953 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6955 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6956 Patrick Marlier <patrick.marlier@gmail.com>
6958 * trans-mem.c (requires_barrier): Do not instrument thread local
6959 variables and emit save/restore for them.
6961 2012-01-24 Jason Merrill <jason@redhat.com>
6964 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6965 output static aliases.
6967 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6970 * common.opt (-pie, -shared, pie, shared): Change from Common to
6972 * gcc.c (display_help): Display help for -pie and -shared.
6974 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6977 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6978 Remove note on size/offset limitation.
6979 (AVR Variable Attributes): Add example how to read data located
6980 with progmem. Refer to named address spaces.
6981 * doc/invoke.texi (AVR Options): Fix typo.
6983 2012-01-24 Richard Guenther <rguenther@suse.de>
6985 Forward-port to trunk
6986 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6989 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6990 op0 isn't sufficiently aligned and there is movmisalignM
6991 insn for mode, use it to load op0 into a temporary register.
6993 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6996 * target.def (const_not_ok_for_debug_p): New hook.
6997 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6999 * doc/tm.texi: Regenerated.
7000 * dwarf2out.c (const_ok_for_output_1): If
7001 targetm.const_not_ok_for_debug_p returns true, fail.
7002 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
7004 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
7006 2012-01-23 Kai Tietz <ktietz@redhat.com>
7009 * config/i386/predicates.md (symbolic_operand): Allow
7010 UNSPEC_PCREL as PIC expression for lea.
7011 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
7012 * config/i386/i386.c (ix86_delegitimize_address): Handle
7013 UNSPEC_PCREL for none-MEM, too.
7015 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7017 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
7018 (ipa_tm_create_version_alias): Same.
7020 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
7023 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
7024 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
7026 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7027 Patrick Marlier <patrick.marlier@gmail.com>
7028 Iain Sandoe <developer@sandoe-acoustics.co.uk>
7031 * lto-wrapper.c (run_gcc): Pass the LTO section name to
7032 simple_object_start_read.
7034 2012-01-23 Richard Guenther <rguenther@suse.de>
7037 PR tree-optimization/51895
7038 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
7039 parameter decomposition into BLKmode components.
7041 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
7043 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
7044 fake variables for restrict-qualified pointers whose pointed-to type
7045 contains a placeholder.
7047 2012-01-23 Richard Guenther <rguenther@suse.de>
7049 PR tree-optimization/51949
7050 * ipa-split.c (execute_split_functions): Do not split malloc functions.
7052 2012-01-23 Jakub Jelinek <jakub@redhat.com>
7054 PR rtl-optimization/51933
7055 * ree.c (transform_ifelse): Return true right away if dstreg is
7056 already wider or equal to cand->mode.
7057 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
7058 (make_defs_and_copies_lists): Remove defs_list and copies_list
7059 arguments, add state argument, just truncate state->work_list
7060 instead of always allocating and freeing the vector. Assert that
7061 get_defs succeeds instead of returning 2. Changed return type to bool.
7062 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
7063 have ext_src_mode, see if it has been modified already with the
7064 right kind of extension and has been extended before from the
7065 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7066 just return true. Remember the original mode in state->modified array.
7067 (combine_reaching_defs): Add state argument. Don't allocate and
7068 free here def_list, copied_list and vec vectors, instead just
7069 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7070 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7071 Add state variable, clear vectors in it, initialize state.modified
7072 if needed. Free all the vectors at the end and state.modified too.
7073 Don't skip a candidate if the extension expression has been modified.
7075 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7078 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7079 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7080 (extra_options) interix.opt -> i386/interix.opt"
7081 (extra_objs):Add winnt-stubs.o
7082 * configure.ac: Add interix to target_os .comm on PE check.
7083 * configure: Regenerate.
7084 * config/interix3.h: Delete and move bits to..
7085 * config/interix.h: Delete and move bits to..
7086 * config/i386/i386-interix3.h: Delete and move bits to..
7087 * config/i386/i386-interix.h: ..here.
7088 (TARGET_CPU_DEFAULT): Remove redefinition.
7089 (TARGET_ASM_CONSTRUCTOR): Undefine.
7090 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7091 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7092 (PTRDIFF_TYPE): Define.
7093 (LONG_DOUBLE_TYPE_SIZE): Define.
7094 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7095 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7096 (TARGET_SECTION_TYPE_FLAGS): Define.
7097 (ASM_DECLARE_FUNCTION_NAME): Define.
7098 (ASM_OUTPUT_EXTERNAL): Define.
7099 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7100 (ASM_OUTPUT_ALIGNED_BSS): Define.
7101 (PCC_BITFIELD_TYPE_MATTERS): Define.
7102 (USE_CONST_SECTION): Define.
7103 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7104 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7105 (SUPPORTS_ONE_ONLY): Remove.
7106 (I386_PE_STRIP_ENCODING): Define.
7107 * config/interix.opt: Delete and move bits to..
7108 * config/i386/interix.opt: ..here. New.
7109 (mpe-aligned-commons): Add.
7110 * config/i386/t-interix: Add copyright header.
7111 (winnt-stubs.o): Add rule.
7113 2012-01-22 Jason Merrill <jason@redhat.com>
7116 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7117 for extra name aliases.
7119 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7121 PR rtl-optimization/51924
7122 * ree.c (combine_set_extension): Improve debugging message.
7123 (combine_reaching_defs): Likewise.
7124 (get_defs): Rename confusingly named variable.
7125 (find_and_remove_re): Skip a candidate if the extension expression has
7128 2012-01-21 Robert Millan <rmh@gnu.org>
7129 Gerald Pfeifer <gerald@pfeifer.com>
7131 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7132 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7134 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7136 PR tree-optimization/51914
7137 * tree-vect-stmts.c (vectorizable_conversion): For
7138 cvt_type && modifier == WIDEN, put temporary with cvt_type
7139 at the beginning of vec_dsts and set vec_dest to temporary
7142 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7144 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7146 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7148 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7149 * config/rs6000/rs6000.c: Likewise.
7151 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7154 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7155 output_move_double on a copy of operands array.
7157 2012-01-20 Cary Coutant <ccoutant@google.com>
7158 Dodji Seketeli <dodji@redhat.com>
7161 * dwarf2out.c (copy_declaration_context): Return ref to parent
7162 of declaration DIE, if necessary.
7163 (remove_child_or_replace_with_skeleton): Add new parameter; update
7164 caller. Place skeleton DIE under parent DIE of original declaration.
7165 Move call to copy_declaration_context to here ...
7166 (break_out_comdat_types): ... from here.
7168 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7170 PR rtl-optimization/51856
7171 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7174 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7177 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7178 hints for neon loads and stores.
7180 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7184 * doc/extend.texi (Named Address Spaces): Split into subsections.
7185 (AVR Named Address Spaces): New subsection.
7186 (M32C Named Address Spaces): New subsection.
7187 (RL78 Named Address Spaces): New subsection.
7188 (SPU Named Address Spaces): New subsection.
7189 (Variable Attributes): New anchor "AVR Variable Attributes".
7190 (AVR Variable Attributes): Rewrite and avoid wording
7191 "address space" in this context.
7192 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7193 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7194 (AVR Built-in Macros): New subsubsection therein.
7195 * doc/md.texi (AVR constraints): Remove "C04", "R".
7197 2012-01-20 Richard Guenther <rguenther@suse.de>
7199 PR tree-optimization/51903
7200 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7201 when removing stmts.
7203 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7206 * config/arm/arm.c (arm_load_pic_register): Use
7207 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7208 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7209 (arm_pic_static_addr): Likewise.
7210 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7211 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7212 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7213 (pic_load_addr_unified): New.
7215 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7218 * function.c (instantiate_virtual_regs_in_insn): Use
7219 delete_insn_and_edges when removing a wrong asm insn.
7221 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7223 PR rtl-optimization/40761
7224 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7225 Add new member loop_num.
7226 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7227 (ira_build): Remove the parameter.
7229 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7230 (ira.c): Do not build CFG loops for one region allocation. Remove
7231 argument from ira_build call.
7233 * ira-build.c (init_loop_tree_node): New function.
7234 (create_loop_tree_nodes): Use it. Separate the case when CFG
7235 loops are not built.
7236 (more_one_region_p): Check current_loops.
7237 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7239 (add_loop_to_tree): Process loop equal to NULL too.
7240 (form_loop_tree): Separate the case when CFG loops are not built.
7241 Use explicitly number for the root.
7242 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7244 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7245 instead of loop->num.
7246 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7247 (mark_all_loops_for_removal): Ditto.
7248 (remove_unnecessary_regions): Separate the case when CFG loops
7250 (ira_build): Remove the parameter. Use explicit number of regions
7251 when CFG loops are not built.
7253 * ira-color.c (print_loop_title): Separate the case for the root node.
7254 Use loop_num instead of loop->num.
7255 (move_spill_restore): Use loop_num instead of loop->num.
7257 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7258 (change_loop): Ditto.
7259 (change_loop): Use loop_num instead of loop->num.
7261 * ira-lives.c (process_bb_node_lives): Ditto.
7263 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7265 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7267 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7270 * tree-mudflap.c (mf_artificial): New function.
7271 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7272 mx_register_decls, mudflap_enqueue_decl): Use it.
7275 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7276 numbers in the insn pattern.
7278 2012-01-19 Michael Matz <matz@suse.de>
7280 PR tree-optimization/46590
7281 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7282 use it in remembering which conflicts we already created.
7283 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7286 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7289 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7290 (merge_and_complain): Same.
7292 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7295 * config/initfini-array.h: Guard content of the header
7296 with #ifdef HAVE_INITFINI_ARRAY.
7297 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7298 Add initfini-array.h to tm_file here.
7299 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7300 * config.gcc: Don't add initfini-array.h to tm_file here.
7301 * configure: Regenerated.
7303 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7305 PR rtl-optimization/51505
7306 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7307 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7308 (df_note_bb_compute): Update the call to df_kill_notes.
7310 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7312 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7314 2012-01-18 Richard Guenther <rguenther@suse.de>
7316 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7317 of conversions to void *.
7319 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7320 Richard Sandiford <rdsandiford@googlemail.com>
7324 * optabs.h (simplify_expand_binop): Declare.
7325 * optabs.c (simplify_expand_binop): Make global.
7326 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7327 endian targets if the source cannot be exactly covered by word
7330 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7333 * hard-reg-set.h (struct hard_reg_set_container): New type.
7334 * target.h (struct hard_reg_set_container): Forward declare.
7335 * target.def (set_up_by_prologue): New target hook.
7336 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7337 * doc/tm.texi: Regenerated.
7338 * function.c (thread_prologue_and_epilogue_insns): Change
7339 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7340 Call targetm.set_up_by_prologue on it.
7341 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7342 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7344 2012-01-17 Nick Clifton <nickc@redhat.com>
7346 * config/rx/rx.c (rx_can_use_simple_return): New function.
7347 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7348 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7350 2012-01-17 Richard Guenther <rguenther@suse.de>
7353 * expr.c (expand_assignment): Take address-space information
7354 from the address operand of MEM_REF and TARGET_MEM_REF.
7355 (expand_expr_real_1): Likewise.
7357 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7359 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7360 reload dump is requested.
7362 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7365 * trans-mem.c (requires_barrier): Call may_be_aliased.
7367 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7369 PR tree-optimization/51877
7370 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7371 call arguments and fndecls compare equal, instead return false if they
7372 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7373 both SSA_NAMEs that are valueized the same, or they satisfy
7376 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7378 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7380 * configure: Regenerate.
7382 2012-01-16 Jan Hubicka <jh@suse.cz>
7386 * convert.c (convert_to_integer): Use fold_convert for
7387 converting an INTEGER_CST to integer type.
7389 2012-01-16 Jason Merrill <jason@redhat.com>
7392 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7394 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7397 * config/s390/s390.c (s390_chunkify_start): Don't skip
7398 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7399 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7400 If insn is followed by NOTE_INSN_VAR_LOCATION or
7401 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7402 Don't use location of note insns.
7404 PR tree-optimization/51865
7405 * tree-inline.c (tree_function_versioning): Call remap_decl
7406 on DECL_RESULT whenever it has VOID_TYPE_P type.
7408 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7410 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7411 for calls to locally-binding MIPS16 functions if only the return
7412 type uses float regs.
7414 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7415 Richard Sandiford <rdsandiford@googlemail.com>
7417 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7418 (SYMBOL_32_HIGH): Likewise.
7419 (mips_output_tls_reloc_directive): Declare.
7420 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7421 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7422 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7423 (mips_lo_relocs, mips_hi_relocs): Make extern.
7424 (mips16_stub_function): Move up file.
7425 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7426 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7427 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7428 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7429 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7430 (mips_get_tp): Add MIPS16 support.
7431 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7432 Generalize DTPREL and TPREL handling.
7433 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7434 Add MIPS16 TLS support.
7435 (mips_output_tls_reloc_directive): New function.
7436 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7437 * config/mips/predicates.md (symbolic_operand_with_high)
7438 (tls_reloc_operand): New predicates.
7439 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7440 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7441 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7442 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7443 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7444 (*tls_get_tp_mips16_call_<mode>): Likewise.
7446 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7448 PR rtl-optimization/51821
7449 * recog.c (peep2_find_free_register): Determine clobbered registers
7452 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7455 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7456 * config/avr/avr.c: Likewise.
7457 * config/avr/avr.h: Likewise.
7459 2012-01-13 Ian Lance Taylor <iant@google.com>
7462 * tree.h (TYPE_QUALS): Add cast to int.
7463 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7465 2012-01-13 Ian Lance Taylor <iant@google.com>
7467 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7468 comparing param_index to VEC_length result.
7470 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7472 * c-decl.c: Do not include tree-mudflap.h
7473 * tree-optimize.c: Likewise.
7474 * Makefile.in: Update dependencies.
7476 2012-01-13 Richard Guenther <rguenther@suse.de>
7479 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7480 variable-sized result always use RSO.
7482 2012-01-12 DJ Delorie <dj@redhat.com>
7484 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7485 pointer type, not just the default pointer type.
7487 2012-01-09 Richard Henderson <rth@redhat.com>
7488 Denis Chertykov <chertykov@gmail.com>
7491 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7492 * config/avr/avr.c (avr_can_eliminate): Simplify.
7493 (avr_initial_elimination_offset): Likewise.
7494 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7495 (expand_epilogue): Likewise.
7496 (avr_legitimize_address): Gut.
7497 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7498 (avr_hard_regno_nregs): New.
7499 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7500 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7501 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7502 add soft frame pointer.
7503 (CALL_USED_REGISTERS): Likewise.
7504 (REG_CLASS_CONTENTS): Likewise.
7505 (REGISTER_NAMES): Likewise.
7506 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7507 (HARD_FRAME_POINTER_REGNUM): New.
7508 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7509 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7510 remove the HARD_FRAME_POINTER self-elimination.
7512 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7515 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7516 DECL_EXTERNAL when checking for initializers of progmem variables.
7518 2012-01-12 Ira Rosen <irar@il.ibm.com>
7520 PR tree-optimization/51799
7521 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7522 that the last operation is a type demotion.
7524 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7526 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7527 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7529 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7532 * combine.c (distribute_notes): If i3 is a noreturn call,
7533 allow old_size to be equal to args_size and make sure the
7534 noreturn call gets REG_ARGS_SIZE note.
7535 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7536 on noreturn calls even when the delta is 0.
7538 2012-01-11 Nathan Sidwell <nathan@acm.org>
7540 * gcov.c (STRING_SIZE): Remove.
7541 (generate_results): Erase annotations for source files with no
7542 coverage information.
7544 (output_lines): Use it.
7546 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7548 * gimple.h (gimplify_body): Remove first argument.
7549 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7550 pointer set here, instead just pass DATA to walk_tree.
7551 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7552 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7553 (unvisit_body): Likewise, but with unmark_visited.
7554 (gimplify_body): Remove BODY_P argument and adjust.
7555 (gimplify_function_tree): Adjust call to gimplify_body.
7556 * omp-low.c (finalize_task_copyfn): Likewise.
7558 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7560 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7561 (build_function_type_skip_args): Delete.
7562 * tree.c (build_function_type_skip_args): Make static and add
7563 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7564 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7565 pass it to build_function_type_skip_args.
7566 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7567 (tree_function_versioning): Likewise.
7568 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7569 build_function_decl_skip_args.
7570 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7571 and pass it to build_function_decl_skip_args/tree_function_versioning.
7572 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7573 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7574 * trans-mem.c (ipa_tm_create_version): Likewise.
7575 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7576 * tree-inline.c (declare_return_variable): Remove always-true test.
7577 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7578 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7579 * ipa-split.c (split_function): Skip the return value for the split
7580 part if it doesn't return.
7582 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7584 PR tree-optimization/49642
7585 * ipa-split.c (forbidden_dominators): New variable.
7586 (check_forbidden_calls): New function.
7587 (dominated_by_forbidden): Likewise.
7588 (consider_split): Check for forbidden dominators.
7589 (execute_split_functions): Initialize and free forbidden
7590 dominators info; call check_forbidden_calls.
7592 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7594 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7596 2012-01-11 Nick Clifton <nickc@redhat.com>
7598 * config/rx/rx.md (return): Define pattern.
7600 2012-01-11 Richard Guenther <rguenther@suse.de>
7602 * doc/extend.texi (malloc attribute): Adjust according to
7605 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7606 Patrick Marlier <patrick.marlier@gmail.com>
7609 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7610 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7611 (ipa_tm_note_irrevocable): Same.
7612 (ipa_tm_scan_irr_block): Same.
7613 (ipa_tm_decrement_clone_counts): Same.
7614 (ipa_tm_scan_irr_function): Same.
7615 (ipa_tm_create_version_alias): Same.
7616 (ipa_tm_create_version): Same.
7617 (ipa_tm_transform_calls_redirect): Same.
7618 (ipa_tm_transform_calls): Same.
7619 (ipa_tm_transform_transaction): Same.
7620 (ipa_tm_execute): Same.
7622 2012-01-10 Richard Guenther <rguenther@suse.de>
7625 * opts.c (common_handle_option): Handle -Werror.
7627 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7629 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7632 2012-01-10 Jason Merrill <jason@redhat.com>
7634 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7637 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7639 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7640 supports R_386_TLS_GD_PLT reloc.
7641 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7642 supports R_386_TLS_LDM_PLT reloc.
7643 * configure: Regenerate.
7644 * config.in: Regenerate.
7646 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7649 Extend __pgmx semantics to linearize memory.
7650 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7651 determine if code comes inline or from libgcc.
7652 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7653 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7654 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7655 (movmemx_qi, movmemx_hi): New insns.
7656 (xload_<mode>_libgcc): Rewrite to new insn condition.
7657 (xload_<mode>): Remove insns.
7658 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7659 cases that don't satisfy avr_xload_libgcc_p().
7660 (avr_addr_space_convert): Allow converting in any direction.
7661 (avr_addr_space_subset_p): Return always true.
7662 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7663 (avr_emit_movmemhi): Ditto.
7664 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7665 (avr_out_movmem): Ditto.
7666 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7667 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7668 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7669 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7670 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7672 2012-01-10 Richard Guenther <rguenther@suse.de>
7674 PR tree-optimization/50913
7675 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7676 Require data-refs to be representable by Graphite with respect
7679 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7681 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7682 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7684 2012-01-10 Tom de Vries <tom@codesourcery.com>
7686 PR rtl-optimization/51271
7687 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7688 handling annulled branch.
7690 2012-01-10 Richard Henderson <rth@redhat.com>
7692 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7693 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7694 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7695 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7696 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7697 arm_expand_vec_perm_const): New.
7698 * config/arm/arm-protos.h: Update.
7699 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7700 (*neon_vswp<VDQX>): New.
7701 (neon_vcombine<VDX>): Use neon_split_vcombine.
7702 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7703 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7704 (vec_perm<VE>): New.
7706 2012-01-10 Richard Henderson <rth@redhat.com>
7708 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7709 use it if reload_completed.
7710 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7711 arm_output_asm_insn, arm_process_output_memory_barrier,
7712 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7713 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7714 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7715 arm_process_output_sync_insn, arm_output_sync_insn,
7716 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7717 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7718 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7719 (emit_unlikely_jump): New.
7720 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7721 (arm_split_atomic_op): New.
7722 * config/arm/arm-protos.h: Update.
7723 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7724 (struct arm_sync_generator): Remove.
7725 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7726 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7727 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7728 (VUNSPEC_LL, VUNSPEC_SC): New.
7729 (sync_result, sync_memory, sync_required_value, sync_new_value,
7730 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7731 (attr length): Don't use arm_sync_loop_insns.
7732 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7733 (movsfcc, movdfcc): Likewise.
7734 * config/arm/constraints.md (Ua): New.
7735 * config/arm/prediates.md (mem_noofs_operand): New.
7736 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7737 (sync_clobber, sync_t2_reqd): Remove.
7738 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7739 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7740 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7741 (arm_sync_compare_and_swap<SIDI>): Remove.
7742 (arm_sync_compare_and_swap<NARROW>): Remove.
7743 (arm_sync_lock_test_and_set<SIDI>): Remove.
7744 (arm_sync_lock_test_and_set<NARROW>): Remove.
7745 (arm_sync_new_<syncop><SIDI>): Remove.
7746 (arm_sync_new_<syncop><NARROW>): Remove.
7747 (arm_sync_new_nand<SIDI>): Remove.
7748 (arm_sync_new_nand<NARROW>): Remove.
7749 (arm_sync_old_<syncop><SIDI>): Remove.
7750 (arm_sync_old_<syncop><NARROW>): Remove.
7751 (arm_sync_old_nand<SIDI>): Remove.
7752 (arm_sync_old_nand<NARROW>): Remove.
7753 (*memory_barrier): Merge arm_output_memory_barrier.
7754 (atomic_compare_and_swap<QHSD>): New.
7755 (atomic_compare_and_swap<NARROW>_1): New.
7756 (atomic_compare_and_swap<SIDI>_1): New.
7757 (atomic_exchange<QHSD>): New.
7758 (cas_cmp_operand, cas_cmp_str): New.
7759 (atomic_op_operand, atomic_op_str): New.
7760 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7761 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7762 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7763 (arm_load_exclusive<NARROW>): New.
7764 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7765 (arm_store_exclusive<QHSD>): New.
7767 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7769 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7770 reload patterns if -mvsx-scalar-memory.
7772 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7773 generated, even -mno-vsx-scalar-double was used.
7774 (vsx_xscvdpsp_scalar): Likewise.
7775 (vsx_xscvspdp_scalar2): Likewise.
7777 2012-01-09 Tom de Vries <tom@codesourcery.com>
7778 Andrew Pinski <apinski@cavium.com>
7781 * reorg.c (fill_slots_from_thread): Don't speculate
7782 frame-related insns.
7784 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7786 * sched-int.h (bb_note): Move to...
7787 * basic-block.h: ...here.
7788 * haifa-sched.c (bb_note): Move to...
7789 * cfgrtl.c: ...here.
7790 * function.c (next_block_for_reg): New function.
7791 (move_insn_for_shrink_wrap): Likewise.
7792 (prepare_shrink_wrap): Rewrite to use the above.
7794 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7796 * gimple.c (is_gimple_non_addressable): Remove.
7797 * gimple.h: Remove is_gimple_non_addressable.
7798 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7799 is_gimple_non_addressable.
7800 * trans-mem.c (expand_assign_tm): Same.
7802 2012-01-09 Richard Guenther <rguenther@suse.de>
7804 PR tree-optimization/51775
7805 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7806 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7808 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7810 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7812 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7814 2012-01-09 Richard Guenther <rguenther@suse.de>
7816 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7818 2012-01-08 Jan Hubicka <jh@suse.cz>
7820 PR tree-optimize/51680
7821 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7822 on when known_vals needs to be computed; cleanup.
7824 2012-01-08 Jan Hubicka <jh@suse.cz>
7826 PR tree-optimize/51694
7827 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7829 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7831 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7832 for -std=c++98 and -std=c++11 too.
7834 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7836 * cfgloop.c (cancel_loop): Add free() of bbs array.
7838 2012-01-07 Jan Hubicka <jh@suse.cz>
7840 PR tree-optimization/51600
7841 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7842 that benefits small functions.
7844 2012-01-07 Jan Hubicka <jh@suse.cz>
7846 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7848 2012-01-07 Jan Hubicka <jh@suse.cz>
7850 PR tree-optimization/51680
7851 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7852 whose inlining reduce unit size.
7854 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7857 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7858 Add canonical node to containing_mem chain after the non-canonical
7859 one, even if there weren't any locs to propagate.
7860 (remove_useless_values): Keep only canonical values.
7861 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7862 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7863 canonicalize mem_chain elements that are not discarded.
7865 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7868 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7869 before emitting functions.
7871 PR gcov-profile/50127
7872 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7873 clear_aux_for_blocks.
7875 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7878 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7880 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7882 * c-decl.c (ext_block): Moved up.
7883 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7885 2012-01-06 Han Shen <shenhan@google.com>
7887 Translate built-in include paths for sysroot.
7888 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7889 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7891 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7892 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7894 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7895 control whether sysroot should be prepended to gxx include dir.
7897 * configure: Regenerate.
7899 2012-01-06 Torvald Riegel <triegel@redhat.com>
7901 PR rtl-optimization/51771
7902 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7903 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7905 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7907 PR tree-optimization/51315
7908 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7909 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7911 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7914 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7915 for shrp pattern. Correctly handle and fixup shift variable.
7916 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7918 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7921 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7922 note when !ACCUMULATE_OUTGOING_ARGS.
7924 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7926 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7928 (extract_range_from_unary_expr_1): Avoid useless computations.
7930 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7932 PR rtl-optimization/51767
7933 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7934 of jump_block and add an extra edge for degenerated asm gotos.
7937 * stmt.c (check_unique_operand_names): Don't ICE during error
7938 reporting if i is from labels chain.
7941 * profile.c (branch_prob): Split bbs that have exit edge
7942 and need a fake entry edge too.
7944 2012-01-05 Jan Hubicka <jh@suse.cz>
7947 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7950 2012-01-05 Richard Guenther <rguenther@suse.de>
7953 * tree-streamer-out.c (write_ts_optimization): New function.
7954 (streamer_write_tree_body): Call it.
7955 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7956 (streamer_read_tree_body): Call it.
7957 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7959 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7962 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7963 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7964 in_cleanup_point_expr before gimplify_stmt call and restore it
7966 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7967 in_cleanup_point_expr is false.
7969 2012-01-05 Richard Guenther <rguenther@suse.de>
7972 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7974 * toplev.c (process_options): Reject combining mudflap and LTO.
7975 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7977 2012-01-05 Richard Guenther <rguenther@suse.de>
7979 PR tree-optimization/51760
7980 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7982 (bit_value_unop): Handle UNDEFINED operands.
7983 (bit_value_binop): Likewise.
7985 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7987 * config/avr/avr.c (avr_replace_prefix): Remove.
7988 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7989 (avr_asm_function_rodata_section): Ditto.
7990 (avr_asm_select_section): Ditto.
7992 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7994 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7997 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8000 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
8001 calls that have any non-fake successor edges.
8004 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
8006 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
8008 PR tree-optimization/51624
8009 * tree-sra.c (build_ref_for_model): When replicating a chain of
8010 COMPONENT_REFs, stop as soon as the offset would become negative.
8012 2012-01-04 Jakub Jelinek <jakub@redhat.com>
8015 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
8016 in .debug_loc on the floor.
8018 2012-01-04 Andrew Pinski <apinski@cavium.com>
8020 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
8022 2012-01-04 Andrew Pinski <apinski@cavium.com>
8023 Adam Nemet <anemet@caviumnetworks.com>
8025 * config/mips/mips.md (size): Add SI and DI.
8026 (SIZE): New mode attribute.
8027 (U): New code attribute.
8028 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
8029 (mips_lbux_<mode>): Delete.
8030 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
8031 (mips_lhx): Use gen_mips_lhx_extsi.
8032 (mips_lhx_<mode>): Delete.
8034 (mips_l<size>x): New expand.
8035 (mips_lwx_<mode>): Delete.
8036 (mips_l<GPR:size>x_<P:mode>): New pattern.
8037 (*mips_lw<u>x_<P:mode>_ext): Likewise.
8038 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
8039 * config/mips/mips.c (mips_lx_address_p): New function.
8040 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
8041 (dsp64): New availability predicate.
8042 (mips_builtins): Add an entry for __builtin_mips_ldx.
8043 * config/mips/mips.h (ISA_HAS_LBX): New define.
8044 (ISA_HAS_LBUX): Likewise.
8045 (ISA_HAS_LHX): Likewise.
8046 (ISA_HAS_LHUX): Likewise.
8047 (ISA_HAS_LWX): Likewise.
8048 (ISA_HAS_LWUX): Likewise.
8049 (ISA_HAS_LDX): Likewise.
8050 * doc/extend.texi (__builtin_mips_ldx): Document.
8052 2012-01-04 Tristan Gingold <gingold@adacore.com>
8054 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
8055 when long pointers are used.
8056 * config.build (*-*-*vms*): Handle all OpenVMS targets.
8057 (alpha64-dec-*vms*, alpha*-dec-*vms*)
8058 (ia64-hp-*vms*): Remove.
8059 * config/vms/xm-vms64.h: Delete.
8061 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8064 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8066 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8068 * opts.c (finish_options): Remove duplicate sorry.
8070 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8073 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8076 2012-01-04 Richard Guenther <rguenther@suse.de>
8079 * tree.c (size_low_cst): New function.
8080 * tree.h (size_low_cst): Declare.
8081 * fold-const.c (fold_comparison): Use it to extract the low
8082 part of the POINTER_PLUS_EXPR offset.
8084 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8086 Fix clearing ZERO_REG
8087 * config/avr/avr.md (cc): Add alternative "ldi".
8088 (movqi_insn): Use it in cc attribute.
8089 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8090 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8091 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8093 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8095 * configure: Regenerate.
8097 2012-01-04 Richard Guenther <rguenther@suse.de>
8099 PR tree-optimization/49651
8100 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8101 (var_can_have_subvars): Use it.
8102 (get_constraint_for_1): Only consider subfields if there can be any.
8104 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8107 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8108 to its new canonical_cselib_val and the cselib_val was in
8109 first_containing_mem chain, but the canonical_cselib_val was not,
8110 add the latter into the chain.
8111 (cselib_invalidate_mem): Compare canonical_cselib_val of
8112 addr_list chain elt with v.
8115 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8116 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8118 (output_macinfo_op): Don't ggc_strdup fd->filename.
8119 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8120 then ggc_strdup it. Don't free inc->info or cur->info.
8121 (output_macinfo): Don't free ref->info or file->info.
8123 2012-01-03 Ira Rosen <irar@il.ibm.com>
8125 PR tree-optimization/51269
8126 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8127 first_niters a pointer.
8128 (slpeel_tree_peel_loop_to_edge): Likewise.
8129 (vect_do_peeling_for_loop_bound): Update call to
8130 slpeel_tree_peel_loop_to_edge.
8131 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8132 here. Remove it from the parameters list.
8133 (vect_do_peeling_for_alignment): Update calls and compute
8136 2012-01-03 Richard Guenther <rguenther@suse.de>
8138 PR tree-optimization/51070
8139 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8140 Properly handle calls.
8142 2012-01-03 Richard Guenther <rguenther@suse.de>
8144 PR tree-optimization/51692
8145 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8146 the LHS of allocation stmts.
8148 2012-01-03 Olivier Hainque <hainque@adacore.com>
8150 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8152 2012-01-03 Olivier Hainque <hainque@adacore.com>
8154 * collect2.c (main): In AIX specific computations for vector
8155 insertions, use CONST_CAST2 to cast from char ** to const char **.
8157 2012-01-03 Richard Guenther <rguenther@suse.de>
8160 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8161 the context of a limbo DIE when it does not already exist.
8163 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8165 PR tree-optimization/51719
8166 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8167 but direct call is, clear direct call's lhs and don't add fallthrough
8168 edge from dcall_bb to join_bb and PHIs.
8170 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8172 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8173 the instructions emitted by the pattern.
8174 ("*TDC_insn_<mode>"): Add comment.
8176 2012-01-03 Richard Guenther <rguenther@suse.de>
8179 * fold-const.c (fold_comparison): Properly canonicalize
8180 tree offset and HOST_WIDE_INT bit position.
8182 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8184 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8185 operands for extzv pattern.
8187 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8190 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8193 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8195 * doc/invoke.texi (-flto and related options): Copy-edit.
8197 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8199 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8201 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8203 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8206 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8208 * expr.h (move_by_pieces_ninsns): Declare.
8209 * expr.c (move_by_pieces_ninsns): Make external.
8210 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8211 (mips_store_by_pieces_p): Likewise.
8212 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8213 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8214 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8215 (mips_store_by_pieces_p): Likewise.
8217 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8219 * passes.c (register_one_dump_file): Free full_name.
8221 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8222 (calculate_elim_costs_all_insns): Free offsets_at and
8223 offsets_known_at at the end and clear the pointers.
8225 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8227 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8228 this option introduced in r180739.
8230 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8233 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8234 (tmake_file target=avr): Add avr/t-multilib.
8236 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8237 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8238 * config/avr/genmultilib.awk: New file.
8239 * config/avr/t-multilib: New auto-generated file.
8240 * config/avr/multilib.h: New auto-generated file.
8241 * config/avr/t-avr (AVR_MCUS): New variable.
8242 (genopt.sh): Use it.
8243 (s-mlib): Depend on t-multilib.
8244 (t-multilib, multilib.h): New dependencies.
8245 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8246 (MULTILIB_OPTIONS): Remove.
8247 (MULTILIB_MATCHES): Remove.
8248 (MULTILIB_DIRNAMES): Remove.
8249 (MULTILIB_EXCEPTIONS): Remove:
8250 * config/avr/genopt.sh: Don't use hard coded file name;
8251 pass AVR_MCUS from t-avr instead.
8253 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8255 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8257 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8259 Implement light-weight DImode support.
8260 * config/avr/avr-dimode.md: New file.
8261 * config/avr/avr.md: Include it.
8262 (adjust_len): Add plus64, compare64.
8263 (HIDI): Remove code iterator.
8264 (code_stdname): New code attribute.
8265 (rotx, rotsmode): Remove DI.
8266 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8268 * config/avr/avr-protos.h (avr_have_dimode): New.
8269 (avr_out_plus64, avr_out_compare64): New.
8270 * config/avr/avr.c (avr_out_compare): Handle DImode.
8271 (avr_have_dimode): New variable definition and initialization.
8272 (avr_out_compare64, avr_out_plus64): New functions.
8273 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8274 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8275 (avr_compare_pattern): Skip DImode comparisons.
8277 2012-01-02 Revital Eres <revital.eres@linaro.org>
8279 * ddg.c (def_has_ccmode_p): New function.
8280 (add_cross_iteration_register_deps,
8281 create_ddg_dep_from_intra_loop_link): Call it.
8283 2012-01-02 Richard Guenther <rguenther@suse.de>
8286 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8288 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8290 * gcc.c (process_command): Update copyright notice dates.
8291 * gcov.c (print_version): Likewise.
8292 * gcov-dump.c (print_version): Likewise.
8293 * mips-tfile.c (main): Likewise.
8294 * mips-tdump.c (main): Likewise.
8296 2012-01-01 Ira Rosen <irar@il.ibm.com>
8298 PR tree-optimization/51704
8299 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8300 a use is inside the basic block or loop before accessing its vect info.
8302 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8304 PR rtl-optimization/51069
8305 * cfgloopmanip.c (remove_path): Removing path making irreducible
8306 region unconditional makes BB part of the region.
8308 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8310 PR tree-optimization/51683
8311 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8312 calls with side-effects.
8313 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8315 Copyright (C) 2012 Free Software Foundation, Inc.
8317 Copying and distribution of this file, with or without modification,
8318 are permitted in any medium without royalty provided the copyright
8319 notice and this notice are preserved.