1 2013-12-11 Kai Tietz <ktietz@redhat.com>
4 * config/i386/i386.c (ix86_expand_prologue): plus_constant
5 takes no mode-argument.
7 2013-12-10 Kai Tietz <ktietz@redhat.com>
10 * config/i386/i386.c (ix86_expand_prologue): Address saved
11 registers stack-relative, not via frame-pointer.
13 2013-12-03 Marek Polacek <polacek@redhat.com>
15 Backport from mainline
16 2013-12-03 Marek Polacek <polacek@redhat.com>
19 * c-decl.c (build_compound_literal): Allow compound literals with
22 2013-12-01 Eric Botcazou <ebotcazou@adacore.com>
24 * config/i386/winnt.c (i386_pe_asm_named_section): Be prepared for an
27 2013-11-28 Uros Bizjak <ubizjak@gmail.com>
29 Backport from mainline
30 2013-11-23 Uros Bizjak <ubizjak@gmail.com>
33 * config/i386/i386.c (bdesc_multi_arg) <IX86_BUILTIN_VFRCZSS>:
34 Declare as MULTI_ARG_1_SF instruction.
35 <IX86_BUILTIN_VFRCZSD>: Decleare as MULTI_ARG_1_DF instruction.
36 * config/i386/sse.md (*xop_vmfrcz<mode>2): Rename
37 from *xop_vmfrcz_<mode>.
38 * config/i386/xopintrin.h (_mm_frcz_ss): Use __builtin_ia32_movss
39 to merge scalar result with __A.
40 (_mm_frcz_sd): Use __builtin_ia32_movsd to merge scalar
43 2013-11-19 Uros Bizjak <ubizjak@gmail.com>
45 Backport from mainline
46 2013-11-18 Uros Bizjak <ubizjak@gmail.com>
48 * config/i386/i386.c (ix86_decompose_address): Use REG_P instead of
49 ix86_address_subreg_operand. Move subreg checks to
50 ix86_validate_address_register. Move address override check to
51 ix86_legitimate_address_p.
52 (ix86_validate_address_register): New function.
53 (ix86_legitimate_address_p): Call ix86_validate_address_register
54 to validate base and index registers. Add address override check
55 from ix86_decompose_address.
56 (ix86_decompose_address): Remove.
58 Backport from mainline
59 2013-11-17 Uros Bizjak <ubizjak@gmail.com>
62 * config/i386/i386.c (ix86_address_subreg_operand): Do not
63 reject non-integer subregs.
64 (ix86_decompose_address): Do not reject invalid CONST_INT RTXes.
65 Move check for invalid x32 constant addresses ...
66 (ix86_legitimate_address_p): ... here.
69 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
71 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
72 addresses only when %reg is not in word mode.
74 2013-11-10 Karlson2k <k2k@narod.ru>
75 Kai Tietz <ktietz@redhat.com>
79 * configure.ac: Adding for exported symbols check
80 and for rdynamic-check executable-extension.
81 * configure: Regenerated.
83 2013-11-07 H.J. Lu <hongjiu.lu@intel.com>
86 * config/i386/i386.md (push peepholer/splitter): Use Pmode
87 with stack_pointer_rtx.
89 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
91 * config/i386/t-rtems (MULTILIB_MATCHES): Fix option typos.
93 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
95 Backport from mainline
96 2013-10-22 Uros Bizjak <ubizjak@gmail.com>
99 * config/i386/i386.c (put_condition_code) <case GTU, case LEU>:
100 Remove CCCmode handling.
101 <case LTU>: Return 'c' suffix for CCCmode.
102 <case GEU>: Return 'nc' suffix for CCCmode.
103 (ix86_cc_mode) <case GTU, case LEU>: Do not generate overflow checks.
104 * config/i386/i386.md (*sub<mode>3_cconly_overflow): Remove.
105 (*sub<mode>3_cc_overflow): Ditto.
106 (*subsi3_zext_cc_overflow): Ditto.
108 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
110 Backport from mainline
111 2013-10-19 Uros Bizjak <ubizjak@gmail.com>
114 * config/i386/i386.c (ix86_function_value_regno): Add DX_REG,
115 ST1_REG and XMM1_REG for 32bit and 64bit targets. Also add DI_REG
116 and SI_REG for 64bit SYSV ABI targets.
118 2013-10-25 Richard Henderson <rth@twiddle.net>
121 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
122 instead of create_convert_operand_to.
123 (maybe_emit_sync_lock_test_and_set): Likewise.
124 (expand_atomic_compare_and_swap): Likewise.
125 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
127 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
129 PR rtl-optimization/58831
130 * alias.c (init_alias_analysis): At the beginning of each iteration,
131 set the reg_seen[N] flag if static_reg_base_value[N] is non-null.
133 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
135 * recog.c (search_ofs): New static variable moved from...
136 (peep2_find_free_register): ...here.
137 (peephole2_optimize): Initialize it.
139 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
141 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
143 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
145 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
146 assignment statements.
148 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
150 * config/pa/pa.md: In "scc" insn patterns, change output template to
151 handle const0_rtx in reg_or_0_operand operands.
153 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
154 Paolo Carlini <paolo.carlini@oracle.com>
157 * doc/implement-cxx.texi: Fix references to the C++ standards.
159 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
162 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
165 2013-09-12 Terry Guo <terry.guo@arm.com>
167 Backport from mainline
168 2012-09-17 Richard Guenther <rguenther@suse.de>
171 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
172 FIXED_VALUE_TYPE instead of struct fixed_value.
174 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
177 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
178 support conditional execution.
179 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
181 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
183 Backport from mainline
184 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
186 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
187 "cmp" RTX before signed_comparison_operator check to account
190 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
192 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
194 2013-09-01 Iain Sandoe <iain@codesourcery.com>
197 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
199 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
200 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
201 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
203 * doc/tm.texi: Regenerate.
204 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
206 * config/darwin-c.c: Include target.h.
207 (darwin_objc_declare_unresolved_class_reference): New function.
208 (darwin_objc_declare_class_definition): New function.
209 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
210 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
212 2013-09-01 Iain Sandoe <iain@codesourcery.com>
214 Backport from mainline:
215 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
217 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
218 it is not needed after split.
220 2013-07-20 Iain Sandoe <iain@codesourcery.com>
223 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
224 second label for nonlocal goto receivers. Don't output pic base labels
225 unless we're producing PIC; mark that action unreachable().
226 (ix86_save_reg): If the function contains a nonlocal label, save the
228 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
229 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
230 (update_pic_label_number_if_needed): New.
231 (machopic_output_function_base_name): Adjust for nonlocal receiver
233 (machopic_should_output_picbase_label): New.
234 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
235 (nonlocal_goto_receiver): New insn and split.
237 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
239 Backport from mainline
240 2013-08-27 Christian Widmer <shadow@umbrox.de>
243 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
244 of Ivy Bridge processors.
246 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
249 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
250 suggested mode for the assignment isn't compatible with the
253 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
255 Backport from mainline
256 2013-08-12 Perez Read <netfirewall@gmail.com>
259 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
260 operand 0 for intel asm alternative.
261 (*movabs<mode>_2): Ditto for operand 1.
263 2013-08-13 Marek Polacek <polacek@redhat.com>
266 2013-0813 Marek Polacek <polacek@redhat.com>
267 Jakub Jelinek <jakub@redhat.com>
269 PR tree-optimization/57980
270 * tree-tailcall.c (process_assignment): Return false
271 when not dealing with integers or floats.
273 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
275 Backport from mainline
276 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
278 * collect2-aix.h: Define F_LOADONLY.
280 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
282 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
283 the implied StoreLoad barrier for atomic operations if before.
285 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
287 Backport from 2013-07-11 trunk r200901.
290 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
291 name seen by assembler/linker if available.
293 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
295 Backport from 2013-07-10 trunk r200872.
298 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
301 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
303 Backport from mainline
304 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
306 * config/i386/sse.md (sse_movlhps): Change alternative 3
309 2013-07-09 Joseph Myers <joseph@codesourcery.com>
311 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
312 adjust register size for TDmode and TFmode for VSX registers.
314 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
316 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
318 2013-07-08 Jakub Jelinek <jakub@redhat.com>
320 PR rtl-optimization/57829
321 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
322 mask bits outside of mode are just sign-extension from mode to HWI.
324 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
326 Backport from mainline
327 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
330 * config/i386/i386.c (construct_container): Report error if
331 long double is used with disabled x87 float returns.
333 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
335 Backport from mainline
336 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
339 * collect2.c (collect_atexit): New.
340 (collect_exit): Delete.
341 (main): Register collect_atexit with atexit.
342 (collect_wait): Change collect_exit to exit.
344 * collect2.h (collect_exit): Delete.
345 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
347 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
349 Backport from mainline
350 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
352 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
353 cmp_code to construct REG_EQUAL note.
355 Backport from mainline
356 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
358 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
359 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
361 Backport from mainline
362 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
365 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
366 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
367 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
369 2013-06-09 Jakub Jelinek <jakub@redhat.com>
372 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
373 that operands[2] doesn't overlap with operands[0].
375 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
378 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
379 for non-sse2 targets. Simplify mode attribute calculation.
381 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
383 Backport from mainline
384 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
386 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
387 cache parameters using detect_caches_amd also for CYRIX,
388 NSC and TM2 signatures.
390 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
391 Dzianis Kahanovich <mahatma@eu.by>
395 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
396 VIA/Centaur processors and determine their cache parameters
397 using detect_caches_amd.
399 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
401 * config/i386/i386.c (ix86_option_override_internal): Add
402 PTA_POPCNT to corei7 entry.
404 2013-05-14 Richard Biener <rguenther@suse.de>
406 PR gcov-profile/57269
407 Backport from mainline
408 2012-06-30 Nathan Sidwell <nathan@acm.org>
410 * coverage.c (coverage_init): Read counts file before writing
413 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
416 Backport from mainline
417 2013-01-22 Jakub Jelinek <jakub@redhat.com>
420 * config/i386/i386.md (UNSPEC_STOS): New.
421 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
422 *strsetqi_1): Add UNSPEC_STOS.
424 2013-05-10 Joey Ye <joey.ye@arm.com>
426 Backport from mainline
427 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
430 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
432 (thumb1_extendhisi2): Reduce Thumb pool range.
433 (arm_movdi): Likewise.
434 (thumb1_movdi_insn): Likewise.
435 (thumb1_movsi_insn): Likewise.
436 (pic_load_addr_unified): Likewise.
437 (pic_load_addr_32bit): Likewise.
438 (pic_load_addr_thumb1): Likewise.
439 (thumb1_movhf): Likewise.
440 (arm_movsf_soft_insn): Likewise.
441 (thumb1_movsf_soft_insn): Likewise.
442 (movdf_soft_insn): Likewise.
443 (thumb1_movdf_soft_insn): Likewise.
444 * config/arm/neon.md (*neon_mov<mode>): Likewise.
445 (*neon_mov<mode>): Likwise.
446 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
447 (*thumb2_movhi_insn): Likewise.
448 (*thumb2_extendqisi_v6): Likewise.
449 (*thumb2_zero_extendqisi_v6): Likewise.
450 (*thumb2_zero_extendqisi2_v6): Likewise.
451 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
452 (*movdi_vfp): Likewise.
453 (*movdi_vfp_cortexa8): Likewise.
454 (*thumb2_movsf_vfp): Likewise.
455 (*thumb2_movdf_vfp): Likewise.
457 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
459 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
460 Add mthumb/march=armv7-a multilib.
461 Add mthumb/march=armv7-r multilib.
462 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
464 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
467 * config/v850/t-rtems: Add more multilibs.
469 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
472 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
475 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
476 to save TFmode registers and DImode to save TImode registers for
477 caller save operations.
478 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
479 mark being partially clobbered since they only use the first
482 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
483 and TDmode only use the upper 64-bits of each VSX register.
485 2013-05-03 Marek Polacek <polacek@redhat.com>
487 Backport from mainline
488 2013-04-25 Marek Polacek <polacek@redhat.com>
490 PR tree-optimization/57066
491 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
493 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
495 Backport from mainline
496 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
499 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
501 (*zero_extendsidi2): Ditto.
503 Backport from mainline
504 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
507 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
509 2013-04-29 Christian Bruel <christian.bruel@st.com>
512 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
514 2013-04-27 Jakub Jelinek <jakub@redhat.com>
517 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
518 the immediate rotate count.
520 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
522 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
524 2013-04-19 Matthias Klose <doko@ubuntu.com>
528 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
530 Backport from mainline
531 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
532 Alexander Monakov <amonakov@ispras.ru>
535 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
536 flush pending lists also on non-jumps. Adjust comment.
539 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
541 * sched-deps.c (add_dependence_list_and_free): Simplify.
542 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
543 lists when add_dependence_list_and_free doesn't free them.
545 2013-04-19 Marek Polacek <polacek@redhat.com>
547 Backport from mainline
548 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
549 Jakub Jelinek <jakub@redhat.com>
551 PR tree-optimization/48189
552 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
553 If nitercst is 0, don't predict the exit edge.
555 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
557 Backport from mainline
558 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
559 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
561 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
564 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
566 * doc/tm.texi: Update.
567 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
568 * target.def (force_at_comp_dir): New hook.
569 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
570 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
572 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
575 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
576 (S_MODES): Set H_MODE bit.
577 (SF_MODES): Set only S_MODE and SF_MODE bits.
578 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
579 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
580 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
581 <MODE_FLOAT>: Likewise.
583 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
585 Backport from mainline:
586 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
589 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
590 nuses, make sure we have a label.
592 2013-04-11 Richard Biener <rguenther@suse.de>
594 * BASE-VER: Set to 4.7.4.
595 * DEV-PHASE: Set to prerelease.
597 2013-04-11 Release Manager
599 * GCC 4.7.3 released.
601 2013-04-10 David S. Miller <davem@davemloft.net>
603 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
606 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
610 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
612 Backport from mainline
613 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
614 Alexander Monakov <amonakov@ispras.ru>
617 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
618 flush pending lists also on non-jumps. Adjust comment.
620 2013-04-03 Richard Biener <rguenther@suse.de>
622 PR tree-optimization/56501
623 * tree-switch-conversion.c (check_process_case): Properly
624 handle !single_succ_p case.
626 2013-04-03 Jakub Jelinek <jakub@redhat.com>
628 Backported from mainline
629 2013-03-06 Jakub Jelinek <jakub@redhat.com>
631 PR tree-optimization/56539
632 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
633 instead of GSI_CONTINUE_LINKING as last argument to
634 force_gimple_operand_gsi. Adjust function comment.
636 2013-03-05 Jakub Jelinek <jakub@redhat.com>
639 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
640 (avoid_complex_debug_insns): New function.
641 (expand_debug_locations): Call it.
643 2013-04-02 Wei Mi <wmi@google.com>
645 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
646 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
647 *<rotate_insn><mode>3_mask in i386.md.
649 2013-04-02 Richard Biener <rguenther@suse.de>
652 Backport from mainline
653 2012-05-16 Richard Guenther <rguenther@suse.de>
655 * tree-inline.c (declare_return_variable): Properly handle
656 DECL_BY_REFERENCE return vars in SSA form.
658 2013-04-01 Wei Mi <wmi@google.com>
660 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
661 Truncate operand 2 using %b asm operand modifier.
662 (*<shift_insn><mode>3_mask): Ditto.
663 (*<rotate_insn><mode>3_mask): Ditto.
665 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
667 * config/i386/i386.md (*movsf_internal): Change type of
668 alternatives 3,4 to imov.
670 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
672 Backport from mainline
673 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
676 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
677 when the may_trap_p bit of the exprs being merged differs.
678 Reorder tests for speculativeness in the logical and operator.
680 Backport from mainline
681 2013-03-05 Jakub Jelinek <jakub@redhat.com>
684 * sel-sched-ir.c (free_sched_pools): Release
685 succs_info_pool.stack[succs_info_pool.max_top] vectors too
686 if succs_info_pool.max_top isn't -1.
688 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
690 Backport from mainline
691 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
694 * sel-sched.c: Include ira.h.
695 (implicit_clobber_conflict_p): New function.
696 (moveup_expr): Use it.
697 * Makefile.in (sel-sched.o): Depend on ira.h.
699 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
701 Backport from mainline
702 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
703 Alexander Monakov <amonakov@ispras.ru>
706 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
707 flush pending lists also on non-jumps. Adjust comment.
709 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
711 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
712 * doc/extend.texi (Named Address Spaces): Ditto.
713 (Variable Attributes): Ditto.
715 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
717 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
718 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
721 2013-03-27 Walter Lee <walt@tilera.com>
723 Backport from mainline:
724 2013-03-27 Walter Lee <walt@tilera.com>
726 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
727 double-decrement of next_scratch_regno.
729 2013-03-27 Walter Lee <walt@tilera.com>
731 Backport from mainline:
732 2013-03-27 Walter Lee <walt@tilera.com>
734 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
736 (insn_v1mulus): Ditto.
737 (insn_v2muls): Ditto.
739 2013-03-27 Walter Lee <walt@tilera.com>
741 Backport from mainline:
742 2013-03-27 Walter Lee <walt@tilera.com>
744 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
746 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
748 2013-03-27 Walter Lee <walt@tilera.com>
750 Backport from mainline:
751 2013-03-27 Walter Lee <walt@tilera.com>
753 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
755 (*sibcall_value): Ditto.
757 2013-03-27 Walter Lee <walt@tilera.com>
759 Backport from mainline:
760 2013-03-27 Walter Lee <walt@tilera.com>
762 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
763 (insn_mnz_v8qi): ... this ...
764 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
766 (insn_v<n>mnz): Replaced by ...
767 (insn_v1mnz): ... this ...
768 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
770 (insn_mz_<mode>): Replaced by ...
771 (insn_mz_v8qi): ... this ...
772 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
774 (insn_v<n>mz): Replaced by ...
775 (insn_v1mz): ... this ...
776 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
779 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
781 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
783 2013-03-26 Richard Biener <rguenther@suse.de>
785 Backport from mainline:
786 2013-03-13 Richard Biener <rguenther@suse.de>
788 PR tree-optimization/56608
789 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
790 calls when vectorizing basic-blocks.
792 2013-03-05 Richard Biener <rguenther@suse.de>
794 PR tree-optimization/56270
795 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
796 of loads after scheduling an SLP instance.
798 2013-03-26 Walter Lee <walt@tilera.com>
800 Backport from mainline:
801 2013-03-26 Walter Lee <walt@tilera.com>
803 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
804 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
806 2013-03-26 Walter Lee <walt@tilera.com>
808 Backport from mainline:
809 2013-03-25 Walter Lee <walt@tilera.com>
811 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
812 TILEGX_INSN_SHUFFLEBYTES1.
813 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
815 (tilegx_builtins): Ditto.
816 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
818 2013-03-26 Walter Lee <walt@tilera.com>
820 Backport from mainline:
821 2013-03-25 Walter Lee <walt@tilera.com>
823 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
824 tests for constraint J, K, N, P.
826 2013-03-26 Walter Lee <walt@tilera.com>
828 Backport from mainline:
829 2013-03-25 Walter Lee <walt@tilera.com>
831 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
832 Use indirect/pcrel encoding.
833 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
836 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
838 Backport from mainline:
839 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
840 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
843 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
844 (musermode): Convert to Var(TARGET_USERMODE).
845 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
846 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
847 * config/sh/sh.c (sh_option_override): Use
848 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
849 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
851 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
853 (udivsi3_i4_single, divsi3_i4_single): Use
854 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
855 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
856 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
857 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
858 (SUBTARGET_OVERRIDE_OPTIONS): New.
860 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
862 Backport from mainline:
863 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
865 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
866 to m2a-single instead of m2e.
868 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
871 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
874 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
877 * config/i386/i386.c (init_cumulative_args): Also set
878 cum->callee_return_avx256_p.
879 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
880 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
882 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
883 callee_return_avx256_p.
885 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
887 Backport from mainline:
888 2012-12-04 Ian Lance Taylor <iant@google.com>
890 * godump.c (find_dummy_types): Output a dummy type if we couldn't
891 output the real type.
893 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
896 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
897 (PLUS_EXPR): Likewise.
898 * doc/cppopts.texi (--help): Likewise.
899 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
900 (-fdump-rtl-cprop_hardreg): Likewise.
901 (-fdump-rtl-csa): Likewise.
902 (-fdump-rtl-dce): Likewise.
903 (-fdump-rtl-dbr): Likewise.
904 (-fdump-rtl-into_cfglayout): Likewise.
905 (-fdump-rtl-outof_cfglayout): Likewise.
907 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
910 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
911 (arm_print_operand, case 'S'): Don't use shift_operator to validate
914 2013-03-14 Seth LaForge <sethml@google.com>
917 Backport from mainline
918 2012-10-22 Julian Brown <julian@codesourcery.com>
920 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
921 VFP D registers in big-endian mode.
923 2013-03-08 Joey Ye <joey.ye@arm.com>
925 Backport from mainline
926 2013-03-06 Joey Ye <joey.ye@arm.com>
929 * gcc.c (convert_white_space): New function.
930 (main): Handles white space in function name.
932 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
934 Backport from mainline
935 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
938 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
939 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
940 to SH_DIV_CALL_TABLE for TARGET_SH2.
941 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
943 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
944 mdiv= call-div1, call-fp, call-table options.
946 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
948 * config.gcc (arm*-*-rtemself*): New.
949 (arm*-*-rtems*): Removed.
950 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
951 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
953 2013-03-01 Richard Biener <rguenther@suse.de>
955 Backport from mainline
956 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
958 PR tree-optimization/55481
959 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
960 back to general rewriting if we cannot leave an original biv
963 2013-03-01 Richard Biener <rguenther@suse.de>
965 Backport from mainline
966 2012-04-10 Richard Guenther <rguenther@suse.de>
969 * gimple-low.c (gimple_check_call_args): Properly account for
970 compatible aggregate types.
972 2013-02-26 Nick Clifton <nickc@redhat.com>
975 Import this patch from the mainline:
977 2012-08-17 Nick Clifton <nickc@redhat.com>
979 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
980 (branch_true): Likewise.
981 (branch_false): Likewise.
983 2013-02-26 Jakub Jelinek <jakub@redhat.com>
985 PR tree-optimization/56443
986 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
987 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
988 to type_for_mode langhook.
990 2013-02-21 Jakub Jelinek <jakub@redhat.com>
993 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
996 2013-02-19 Jakub Jelinek <jakub@redhat.com>
998 Backported from mainline
999 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1001 PR tree-optimization/56350
1002 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
1003 if haven't found reduction or nested cycle operand, rather than
1004 asserting we must find it.
1006 PR tree-optimization/56381
1007 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
1010 2013-02-08 Jakub Jelinek <jakub@redhat.com>
1012 PR tree-optimization/56250
1013 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
1014 if type is unsigned and code isn't MULT_EXPR.
1016 2013-02-06 Jakub Jelinek <jakub@redhat.com>
1019 * omp-low.c (use_pointer_for_field): Return false if
1020 lower_send_shared_vars doesn't generate any copy-out code.
1022 2012-11-27 Jakub Jelinek <jakub@redhat.com>
1024 PR tree-optimization/55110
1025 * tree-vect-loop.c (vectorizable_reduction): Don't assert
1026 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
1028 2013-02-18 Richard Biener <rguenther@suse.de>
1031 2013-02-04 Richard Biener <rguenther@suse.de>
1033 Backport from mainline
1034 2012-07-04 Richard Guenther <rguenther@suse.de>
1036 PR tree-optimization/53844
1037 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1038 the loop virtual PHI.
1040 2013-02-13 David S. Miller <davem@davemloft.net>
1042 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
1044 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1046 Backport from mainline
1047 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1049 PR rtl-optimization/56275
1050 * simplify-rtx.c (avoid_constant_pool_reference): Check that
1051 offset is non-negative and less than cmode size before
1052 calling simplify_subreg.
1054 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
1056 Backport from mainline
1057 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1059 * config/i386/sse.md (FMAMODEM): New mode iterator.
1060 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
1061 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
1063 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1065 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
1066 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
1067 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
1069 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1071 Backport from mainline
1072 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1075 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
1076 If there is no implicit builtin declaration, just return NULL.
1078 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
1079 Michael Meissner <meissner@linux.vnet.ibm.com>
1081 Backport from mainline
1082 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
1083 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
1085 2013-02-07 David S. Miller <davem@davemloft.net>
1087 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
1089 * var-tracking.c (vt_add_function_parameter): Test the presence of
1090 HAVE_window_save properly and do not remap argument registers when
1091 we have a leaf function.
1093 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1095 Backport from mainline
1096 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1099 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1101 * config/i386/i386.c (ix86_print_operand): Ditto.
1103 2013-02-07 Alan Modra <amodra@gmail.com>
1106 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1107 static chain, set REST_INLINE_FPRS too.
1109 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
1111 Backport from mainline
1112 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1114 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1115 * configure: Regenerate.
1117 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1119 Backport from mainline
1120 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1121 Andrew Dixie <andrewd@gentrack.com>
1123 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1126 2013-02-05 Richard Biener <rguenther@suse.de>
1128 Backport from mainline
1129 2012-12-10 Richard Biener <rguenther@suse.de>
1131 PR tree-optimization/55107
1132 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1133 (bitmap_set_replace_value): Add gcc_unreachable.
1134 (do_regular_insertion): Re-write all_same handling. Insert
1135 an assignment instead of a PHI in this case.
1136 (execute_pre): Do not record constified events.
1138 2013-02-05 Richard Biener <rguenther@suse.de>
1140 PR tree-optimization/54767
1141 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1142 backedges drop all symbolical range information.
1143 (execute_vrp): Compute backedges.
1145 2013-02-04 Richard Biener <rguenther@suse.de>
1147 Backport from mainline
1148 2012-01-11 Richard Guenther <rguenther@suse.de>
1150 PR tree-optimization/44061
1151 * tree-vrp.c (extract_range_basic): Compute zero as
1152 value-range for __builtin_constant_p of function parameters.
1154 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1157 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1159 2013-02-04 Richard Biener <rguenther@suse.de>
1161 Backport from mainline
1162 2012-07-04 Richard Guenther <rguenther@suse.de>
1164 PR tree-optimization/53844
1165 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1166 the loop virtual PHI.
1168 2012-12-13 Richard Biener <rguenther@suse.de>
1171 * tree-streamer.c (record_common_node): Check that we are not
1172 recursively pre-loading nodes we want to skip. Handle
1173 char_type_node appearing as part of va_list_type_node.
1175 2013-02-04 Richard Biener <rguenther@suse.de>
1178 * gimple.h (gimple_call_builtin_class_p): New function.
1179 * gimple.c (validate_call): New function.
1180 (gimple_call_builtin_class_p): Likewise.
1181 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1182 Use gimple_call_builtin_class_p.
1183 (find_func_clobbers): Likewise.
1184 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1185 (strlen_optimize_stmt): Likewise.
1187 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1189 Backported from mainline
1190 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1192 PR tree-optimization/56125
1193 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1194 pow(x,c) into sqrt(x) * powi(x, n/2) or
1195 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1196 optimizing for size.
1197 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1198 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1201 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1203 PR tree-optimization/56098
1204 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1205 for stmts with volatile ops.
1206 (cond_store_replacement): Don't optimize if assign has volatile ops.
1207 (cond_if_else_store_replacement_1): Don't optimize if either
1208 then_assign or else_assign have volatile ops.
1210 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1213 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1214 instead of cmpdi_operand for first comparison operand.
1215 Don't assert that comparison operands aren't both constants.
1217 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1219 PR tree-optimization/56051
1220 * fold-const.c (fold_binary_loc): Don't fold
1221 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1222 a narrowing conversion, or widening conversion from signed
1225 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1228 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1229 the case where writing real complex part of target modifies
1232 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1235 * function.c (thread_prologue_and_epilogue_insns): Always
1236 add crtl->drap_reg to set_up_by_prologue.set, even if
1237 stack_realign_drap is false.
1239 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1241 PR tree-optimization/55921
1242 * tree-complex.c (expand_complex_asm): New function.
1243 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1245 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1247 PR rtl-optimization/55838
1248 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1249 iv0.step, iv1.step and step.
1251 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1254 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1255 * gimple-low.c: Include langhooks.c.
1256 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1257 by default call lang_hooks.block_may_fallthru.
1258 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1260 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1261 (LANG_HOOKS_INITIALIZER): Use it.
1263 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1266 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1267 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1268 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1269 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1270 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1272 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1274 PR tree-optimization/55236
1275 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1276 and signed ARG0_TYPE, force low and high to be non-NULL.
1278 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1280 PR rtl-optimization/54127
1281 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1282 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1283 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1284 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1285 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1287 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1289 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1290 range isn't testing for zero.
1292 2013-01-29 Richard Biener <rguenther@suse.de>
1294 PR tree-optimization/56113
1295 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1297 (label_visit): Free duplicate bitmaps and record the leader instead.
1298 (perform_var_substitution): Adjust.
1300 2013-01-28 Serowk <serowk@yandex.ru>
1303 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1304 Fix mode checks to allow for the passing of constants in the
1306 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1307 Add entries in the switch statement for builtin iwmmxt vector
1308 shift and rotate builtins.
1310 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1312 Backport from mainline
1313 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1316 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1317 operand 0 in movabs insn template for -masm=intel asm alternative.
1318 (*movabs<mode>_2): Ditto for operand 1.
1320 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1322 Backport from mainline
1323 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1326 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1327 alternative to (o,r).
1328 (*movdi_internal_rex64): Remove (!o,n) alternative.
1329 (DImode immediate->memory splitter): Remove.
1330 (DImode immediate->memory peephole2): Remove.
1331 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1332 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1333 alternative to (!o,*r).
1334 (*movtf_internal_sse): New pattern.
1335 (*movxf_internal_rex64): New pattern.
1336 (*movxf_internal): Disable for TARGET_64BIT.
1337 (*movdf_internal_rex64): Remove (!o,F) alternative.
1339 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1341 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1342 involving stack registers slightly.
1344 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1346 * config/i386/constraints.md (Yf): New constraint.
1347 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1348 of f constraint to conditionaly disable x87 register preferences.
1349 (*movdf_internal): Ditto.
1350 (*movsf_internal): Ditto.
1352 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1354 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1355 (*movtf_internal_rex64): Add (!o,C) alternative
1356 (*movxf_internal_rex64): Ditto.
1357 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1359 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1361 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1363 2013-01-24 Martin Jambor <mjambor@suse.cz>
1365 Backport from mainline
1366 2013-01-04 Martin Jambor <mjambor@suse.cz>
1368 PR tree-optimization/55755
1369 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1370 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1372 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1374 Backport from mainline
1375 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1377 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1379 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1381 PR rtl-optimization/56023
1382 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1383 dependent on debug instruction.
1385 2013-01-21 Martin Jambor <mjambor@suse.cz>
1387 Backport from mainline
1388 2013-01-17 Martin Jambor <mjambor@suse.cz>
1390 PR tree-optimizations/55264
1391 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1392 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1393 for virtual functions.
1394 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1395 for virtual methods.
1396 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1397 virtual methods before inlining is over.
1399 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1401 Backport from mainline
1402 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1405 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1406 store through atomic_store<mode>_1.
1407 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1409 2013-01-16 Richard Biener <rguenther@suse.de>
1412 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1413 account for bitpos when computing alignment.
1415 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1417 Backport from 2013-01-14 trunk r195169.
1420 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1421 etc. to 1 and not to __flash.
1422 Use LL suffix for __INT24_MAX__ with -mint8.
1423 Use ULL suffix for __UINT24_MAX__ with -mint8.
1425 2013-01-14 Matthias Klose <doko@ubuntu.com>
1427 * doc/invoke.texi: Document -print-multiarch.
1428 * doc/install.texi: Document --enable-multiarch.
1429 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1430 * configure.ac: Add --enable-multiarch option.
1431 Substitute with_cpu, with_float.
1432 * configure: Regenerate.
1433 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1434 enable_multiarch, with_cpu, with_float: New macros.
1435 if_multiarch: New macro, define in terms of enable_multiarch.
1436 * genmultilib: Add new argument for the multiarch name.
1437 * gcc.c (multiarch_dir): Define.
1438 (for_each_path): Search for multiarch suffixes.
1439 (driver_handle_option): Handle multiarch option.
1440 (do_spec_1): Pass -imultiarch if defined.
1441 (main): Print multiarch.
1442 (set_multilib_dir): Separate multilib and multiarch names
1443 from multilib_select.
1444 (print_multilib_info): Ignore multiarch names in multilib_select.
1445 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1446 * cppdefault.h (default_include): Document multiarch in multilib
1448 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1449 include directory for multiarch directories.
1450 * common.opt: New options --print-multiarch and -imultilib.
1452 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1453 Include i386/t-linux.
1454 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1455 Include i386/t-kfreebsd.
1456 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1457 * config/i386/t-linux64: Add multiarch names in
1458 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1459 * config/i386/t-gnu: New file.
1460 * config/i386/t-kfreebsd: Likewise.
1461 * config/i386/t-linux: Likewise.
1463 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1464 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1465 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1466 for 32bit non-biarch configurations.
1468 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1469 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1472 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1474 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1476 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1477 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1478 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1480 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1481 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1482 Include rs6000/t-linux for 32bit non-biarch configurations.
1484 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1486 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1488 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1489 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1491 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1492 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1494 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1496 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1497 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1498 (vect_estimate_min_profitable_iter): Adjust to above fix.
1499 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1501 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1503 Backport from mainline
1504 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1506 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1507 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1508 documentation. Add missing '__' in front of
1509 __builtin_ia32_packssdw256.
1511 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1513 Backport from mainline
1514 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1516 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1517 attribute of movddup insn to DF.
1518 (*vec_interleave_lowv2df): Ditto.
1519 (vec_dupv2df): Ditto.
1521 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1523 Backport from 2013-01-07 trunk r194991, r194992.
1526 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1529 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1530 (avr_addrspace_t): Add .section_name field.
1531 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1533 (avr_addrspace): Same. Initialize .section_name. Remove last
1534 NULL entry. Put __memx into .progmemx.data.
1535 (progmem_section_prefix): Remove.
1536 (avr_asm_init_sections): No need to initialize progmem_section.
1537 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1538 section name prefix.
1539 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1540 retrieve the progmem section.
1541 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1542 boundary to run over avr_addrspace[].
1543 (avr_register_target_pragmas): Ditto.
1545 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1547 Backport from 2013-01-07 trunk r194978.
1550 * doc/install.texi (Cross-Compiler-Specific Options): Document
1553 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1555 Backport from 2013-01-07 trunk r194968.
1558 * config/avr/t-avr: Don't automatically rebuild
1559 $(srcdir)/config/avr/t-multilib
1560 $(srcdir)/config/avr/avr-tables.opt
1561 (avr-mcus): New phony target to build them on request.
1562 (s-avr-mlib): Remove.
1563 * avr/avr-mcus.def: Adjust comments.
1565 2013-01-07 Terry Guo <terry.guo@arm.com>
1567 Backport from mainline
1568 2012-12-19 Terry Guo <terry.guo@arm.com>
1570 * config/arm/arm.c (thumb_find_work_register): Check argument
1571 register number based on current PCS.
1573 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1575 Backport from mainline
1576 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1579 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1580 selected code model, define __code_mode_small__, __code_model_medium__,
1581 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1582 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1583 xchg temporary register with %k. Declare temporary register as
1585 [__x86_64__]: For medium and large code models, preserve %rbx register.
1587 2013-01-03 Richard Henderson <rth@redhat.com>
1589 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1590 after eliminating TLS symbols.
1592 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1595 * config/pa/pa.md (movsi): Revert previous change.
1596 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1599 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1602 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1605 2013-01-02 Jason Merrill <jason@redhat.com>
1608 * tree.c (build_array_type_1): Revert earlier change.
1610 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1613 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1614 after reload starts.
1616 2012-12-21 Martin Jambor <mjambor@suse.cz>
1618 PR tree-optimization/55355
1619 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1620 bit_position is small enough to fit a single HOST_WIDE_INT.
1622 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1624 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1626 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1628 Backport from mainline
1629 2012-10-15 Matthias Klose <doko@ubuntu.com>
1631 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1632 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1634 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1635 Tomash Brechko <tomash.brechko@gmail.com>
1638 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1639 handling of before and after cases.
1640 * config/sparc/sync.md (atomic_store): Fix pasto.
1642 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1644 * optabs.c (expand_atomic_store): Elide redundant model test.
1646 2012-12-13 Richard Henderson <rth@redhat.com>
1649 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1651 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1654 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1655 (tldo_stb_sp64): Likewise.
1656 (tldo_sth_sp32): Likewise.
1657 (tldo_sth_sp64): Likewise.
1658 (tldo_stw_sp32): Likewise.
1659 (tldo_stw_sp64): Likewise.
1660 (tldo_stx_sp64): Likewise.
1662 2012-12-10 Kai Tietz <ktietz@redhat.com>
1665 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1667 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1669 Backport from mainline
1670 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1671 H.J. Lu <hongjiu.lu@intel.com>
1674 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1675 before using it as insn or call equivalent.
1677 2012-12-06 Jason Merrill <jason@redhat.com>
1680 * tree.c (build_array_type_1): Re-layout if we found it in the
1683 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1685 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1686 opaque cond in all call insns.
1688 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1690 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1691 area if the function allocates dynamic stack space.
1692 (ia64_initial_elimination_offset): Adjust offsets to above change.
1694 2012-12-03 Richard Biener <rguenther@suse.de>
1696 Backport from mainline
1697 2012-09-24 Richard Guenther <rguenther@suse.de>
1699 PR tree-optimization/53663
1700 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1701 native encode/interpret translation on VN_WALKREWRITE.
1703 2012-12-03 Kai Tietz <ktietz@redhat.com>
1706 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1709 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1712 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1714 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1716 Backport from mainline:
1717 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1720 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1721 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1722 (in_nullified_branch_delay): Likewise.
1723 (in_call_delay): Likewise.
1724 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1725 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1726 the $$sh_func_adrs call as variable. Update type of sibcalls and
1727 $$sh_func_adrs call.
1728 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1729 length instead of adjustment. Handle negative and undefined call
1730 adjustments for insn_default_length. Remove adjustment for millicode
1731 insn with unfilled delay slot.
1732 (pa_output_millicode_call): Update for revised millicode length.
1733 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1735 2012-11-29 Kai Tietz <ktietz@redhat.com>
1738 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1739 use by XNEWVEC/XRESIZEVEC.
1741 * i386.c (get_scratch_register_on_entry): Handle
1742 thiscall-convention.
1743 (split_stack_prologue_scratch_regno): Likewise.
1744 (ix86_static_chain): Likewise.
1745 (x86_output_mi_thunk): Likewise.
1747 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1749 Backported from mainline
1750 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1751 Markus Trippelsdorf <markus@trippelsdorf.de>
1754 * lto-opts.c (lto_write_options): Also handle
1755 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1756 OPT_SPECIAL_program_name.
1759 * lto-wrapper.c (merge_and_complain): Handle
1760 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1761 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1763 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1765 PR rtl-optimization/55489
1766 * gcse.c (compute_transp): Precompute a canonical version
1767 of XEXP (x, 0), and pass it to canon_true_dependence.
1769 2012-11-27 Richard Biener <rguenther@suse.de>
1772 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1773 stmt with a NOP instead of removing it.
1775 2012-11-26 Richard Biener <rguenther@suse.de>
1777 Backport from mainline
1778 2012-10-19 Richard Biener <rguenther@suse.de>
1780 PR tree-optimization/54976
1781 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1782 Robustify against odd inner_mode inputs.
1784 2012-10-12 Richard Biener <rguenther@suse.de>
1786 PR tree-optimization/54894
1787 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1788 Handle over-aligned scalar types properly.
1790 2012-10-02 Richard Guenther <rguenther@suse.de>
1793 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1794 cleaning up the CFG.
1796 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1798 Backport from mainline
1799 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1801 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1802 explaining the register ordering preferences.
1804 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1805 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1806 constraints so that the traditional floating point loads, stores,
1807 and moves are done first, then the VSX loads, stores, and moves,
1808 and finally the GPR loads, stores, and moves so that reload
1809 chooses FPRs over GPRs, and uses the traditional load/store
1810 instructions which provide an offset.
1811 (movdf_hardfloat64): Likewise.
1813 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1815 Backported from mainline
1816 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1817 H.J. Lu <hongjiu.lu@intel.com>
1820 * config/i386/i386.c (legitimize_pic_address): Properly handle
1822 (ix86_print_operand_address): Set code to 'k' when forcing
1823 addr32 prefix. For x32, zero-extend negative displacement if
1826 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1828 * common.opt (fvar-tracking-uninit): Document.
1829 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1830 * config/darwin.c (darwin_override_options): Likewise.
1832 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1834 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1835 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1837 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1839 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1841 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1843 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1846 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1848 Backport from mainline
1849 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1851 * config/i386/i386.c (ix86_init_machine_status): Do not
1852 explicitly clear tls_descriptor_call_expanded_p again.
1854 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1856 * config/i386/sse.md
1857 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1858 as read and written by the instruction.
1860 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1862 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1863 (ix86_instantiate_decls): New function.
1864 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1865 stack slot instead of SLOT_VIRTUAL.
1866 <case IX86_BUILTIN_STMXCSR>: Ditto.
1867 (assign_386_stack_local): Do not assert when virtual slot is valid.
1868 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1869 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1870 (truncxf<mode>2): Ditto.
1871 (floatunssi<mode>2): Ditto.
1872 (isinf<mode>2): Ditto.
1873 * config/i386/sync.md (atomic_load<mode>): Ditto.
1874 (atomic_store<mode>): Ditto.
1876 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1879 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1880 the argument is itself a conditional expression.
1882 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1884 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1887 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1889 PR tree-optimization/54986
1890 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1891 conversions on entry but add them back on exit if needed.
1893 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1896 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1898 (print_reg): Use true_regnum rather than REGNO.
1899 (ix86_print_operand_address): Remove SUBREG handling.
1901 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1903 Backported from mainline
1904 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1907 * gimple.h (is_gimple_sizepos): New inline function.
1908 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1909 final assignment to expr variable.
1910 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1911 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1912 into a local temporary.
1914 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1916 PR tree-optimization/54877
1917 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1918 use make_ssa_name instead of copy_ssa_name.
1920 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1922 Backport from mainline
1923 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1925 PR tree-optimization/53708
1926 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1927 user-supplied alignment when used with an explicit section name.
1929 2012-11-02 Jeff Law <law@redhat.com>
1931 PR tree-optimization/54985
1932 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1933 from thread_across_edge.
1934 (thread_across_edge): Use it in all cases where we might thread
1937 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1939 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1940 special register pushes before frame probing and allocation.
1942 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1943 Joel Sherrill <joel.sherrill@oarcorp.com>
1945 * config/sparc/t-rtems: New (Custom multilibs).
1946 * config/sparc/t-rtems-64: New (Custom multilibs).
1947 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1948 (sparc-*-rtems*): Add sparc/t-rtems.
1950 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1952 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1954 (hash_rtx): Likewise.
1956 2012-10-29 Terry Guo <terry.guo@arm.com>
1958 Backport from mainline
1959 2012-10-11 Terry Guo <terry.guo@arm.com>
1961 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1963 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1966 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1968 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1969 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1971 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1973 * config/avr/t-rtems: Revert previous commit.
1975 2012-10-26 Terry Guo <terry.guo@arm.com>
1977 Backport from mainline
1978 2012-10-23 Terry Guo <terry.guo@arm.com>
1981 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1984 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1986 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1988 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1990 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1992 * config.gcc (microblaze*-*-rtems*): New target.
1993 * config/microblaze/rtems.h: New.
1994 * config/microblaze/t-rtems: New.
1996 2012-10-25 Richard Biener <rguenther@suse.de>
1998 PR tree-optimization/54902
1999 * tree-ssa-pre.c (fini_pre): Return TODO.
2000 (execute_pre): Adjust.
2001 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
2002 blocks before computing dominators.
2004 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
2006 Backport from mainline
2007 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
2009 * config/i386/i386.c (memory_address_length): Assert that non-null
2010 base or index RTXes are registers. Do not check for REG RTXes.
2011 Determine addr32 prefix using SImode_address_operand or
2012 from original base and index RTXes. Simplify code.
2014 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
2016 * config/i386/i386-protos.h (memory_address_length): Add new bool
2017 argument. Update all uses.
2018 * config/i386/i386.c (memory_address_length): If not LEA insn, then
2019 add length of addr32 prefix based on mode of base or index register.
2020 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
2021 addresses here. Update call to memory_address_length.
2022 (ix86_print_address_operand): Use SImode_address_operand predicate.
2023 * config/i386/predicates.md (SImode_address_operand): New.
2024 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
2025 to calculate "mode" attribute. Use SImode_address_operand predicate
2026 instead of open-coding accepted RTX codes.
2028 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
2030 Backport from 2012-10-22 trunk r192685.
2031 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
2032 Note __AVR_<device>__ is not defined for cores.
2033 Don't point to --help=target.
2034 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
2036 2012-10-19 Marek Polacek <polacek@redhat.com>
2038 Backported from mainline
2039 2012-10-19 Marek Polacek <polacek@redhat.com>
2042 * fold-const.c (fold_sign_changed_comparison): Punt if folding
2043 pointer/non-pointer comparison.
2045 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2047 Backported from mainline
2048 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2051 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
2052 sure the mode is correct when falling through from above cases.
2054 2012-10-19 Alan Modra <amodra@gmail.com>
2056 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
2057 (HAVE_LD_LARGE_TOC): Likewise.
2058 * configure: Regenerate.
2060 2012-10-19 Alan Modra <amodra@gmail.com>
2062 * config/rs6000/predicates.md (splat_input_operand): Don't call
2063 input_operand for MEMs. Instead check for volatile and call
2064 memory_address_addr_space_p with modified mode.
2066 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2068 Backported from mainline
2069 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
2071 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
2073 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
2075 PR rtl-optimization/54870
2076 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
2077 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
2078 SSA_NAME pointer that points to a partition if there is at least
2079 one variable with it set in the partition.
2080 * dse.c (local_variable_can_escape): New predicate.
2081 (can_escape): Call it.
2082 * gimplify.c (mark_addressable): If this is a partitioned decl, also
2083 mark the SSA_NAME pointer that points to a partition.
2085 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2087 Backport from mainline
2088 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
2090 PR rtl-optimization/53701
2091 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
2092 rocess not only expr's vinsns but all old vinsns from expr's
2095 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2097 Backport from mainline
2098 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
2101 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2103 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
2104 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2105 only if producer writes to the register given by regno.
2107 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
2109 Backport from mainline
2110 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2112 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2113 (UNSPEC_LOADU): New.
2114 (UNSPEC_STOREU): Ditto.
2115 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2116 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2117 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2118 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2119 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2120 (<sse2>_storedqu<avxsizesuffix>): ... this.
2121 (*sse4_2_pcmpestr_unaligned): Update.
2122 (*sse4_2_pcmpistr_unaligned): Ditto.
2124 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2125 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2126 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2127 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2128 gen_sse2_load{dqu,upd} to load from unaligned memory and
2129 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2131 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2132 Use CODE_FOR_sse_loadups.
2133 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2134 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2135 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2136 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2137 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2138 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2139 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2140 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2141 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2142 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2143 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2145 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2147 Backport from trunk (r190222):
2149 PR tree-optimization/54146
2150 * ifcvt.c: Include pointer-set.h.
2151 (cond_move_process_if_block): Change type of then_regs and
2152 else_regs from alloca'd array to pointer_sets.
2153 (check_cond_move_block): Update for this change.
2154 (cond_move_convert_if_block): Likewise.
2155 * Makefile.in: Fix dependencies for ifcvt.o.
2157 2012-10-15 Richard Guenther <rguenther@suse.de>
2159 PR tree-optimization/54920
2160 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2161 allocate temporary storage for all NARY elements.
2163 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2166 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2168 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2170 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2171 default_use_cxa_atexit to yes.
2173 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2175 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2177 2012-10-05 Jan Hubicka <jh@suse.cz>
2178 Jakub Jelinek <jakub@redhat.com>
2180 PR tree-optimization/33763
2181 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2182 attribute for redefined extern inline functions.
2184 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2186 Backported from mainline
2187 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2189 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2190 in SSE and YMM state support check for -march=native.
2192 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2195 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2198 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2200 Backported from mainline
2201 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2204 * doc/invoke.texi: Document -mprefer-avx128.
2206 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2208 Backported from mainline
2209 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2212 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2213 (XSTATE_FP): Likewise.
2214 (XSTATE_SSE): Likewise.
2215 (XSTATE_YMM): Likewise.
2216 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2217 SSE and YMM states aren't supported.
2219 2012-10-01 Tom de Vries <tom@codesourcery.com>
2221 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2224 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2227 * config/s390/s390.c (s390_option_override): Add missing break.
2229 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2231 Backport from mainline
2232 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2234 * config.gcc: Replace 'host' with 'target' when configuring for
2235 powerpc64*-*-freebsd.
2237 2012-09-28 Meador Inge <meadori@codesourcery.com>
2239 Backport from mainline
2240 2012-09-27 Meador Inge <meadori@codesourcery.com>
2242 * gcc-ar.c (main): Handle the returning of the sub-process error
2245 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2247 Backport from 2012-09-28 trunk r191821.
2248 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2250 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2253 * simplify-rtx.c (simplify_binary_operation_1): Perform
2254 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2256 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2258 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2259 TYPE_NONALIASED_COMPONENT flag.
2260 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2261 TYPE_NONALIASED_COMPONENT flag.
2263 2012-09-21 Richard Guenther <rguenther@suse.de>
2266 Backport from mainline
2267 2012-04-19 Richard Guenther <rguenther@suse.de>
2269 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2272 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2275 * c-typeck.c (c_cast_expr): When casting to a type requiring
2276 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2279 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2282 * c-typeck.c (build_unary_op): Pass original argument of
2283 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2284 any C_MAYBE_CONST_EXPR, if it has integer operands.
2285 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2286 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2287 to c_objc_common_truthvalue_conversion, then remove any
2288 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2289 c_objc_common_truthvalue_conversion not
2290 c_common_truthvalue_conversion.
2291 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2292 call note_integer_operands for arguments with integer operands
2293 that are not integer constants.
2295 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2297 Backported from mainline
2298 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2300 PR tree-optimization/54563
2301 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2302 gimple_purge_dead_eh_edges if last call has been changed.
2304 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2307 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2308 instead of (match_dup 0) as second argument to vec_merge.
2309 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2310 Remove third alternative.
2311 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2312 operand 2 instead of operand 1, but put it as first argument
2314 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2315 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2318 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2320 * BASE-VER: Set to 4.7.3.
2321 * DEV-PHASE: Set to prerelease.
2323 2012-09-20 Release Manager
2325 * GCC 4.7.2 released.
2327 2012-09-15 Andi Kleen <ak@linux.intel.com>
2329 Backport from mainline
2330 2012-09-07 Andi Kleen <ak@linux.intel.com>
2332 * gcc/lto-streamer.h (res_pair): Add.
2333 (lto_file_decl_data): Replace resolutions with respairs.
2335 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2336 Initialize respairs.
2337 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2339 2012-09-14 Walter Lee <walt@tilera.com>
2341 Backport from mainline.
2342 2012-09-14 Walter Lee <walt@tilera.com>
2344 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2345 option for TILEPro and TILE-Gx.
2347 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2349 * config/i386/i386.h (x86_prefetchw): New global variable.
2350 (TARGET_PREFETCHW): New macro.
2351 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2352 (processor_alias_table): Add PTA_PREFETCHW to
2353 bdver1, bdver2 and btver1.
2354 (ix86_option_override_internal): Set x86_prefetchw for
2355 PTA_PREFETCHW targets.
2356 * config/i386/i386.md (prefetch): Expand to prefetchw
2357 for TARGET_PREFETCHW.
2358 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2360 Backport from mainline
2361 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2363 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2364 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2366 (*prefetch_sse): ... this.
2367 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2369 (*prefetch_3dnow): ... this.
2371 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2374 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2375 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2377 2012-09-12 Teresa Johnson <tejohnson@google.com>
2379 Backport from mainline.
2380 2012-09-12 Teresa Johnson <tejohnson@google.com>
2382 PR gcov-profile/54487
2383 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2384 test using F_SETLKW with fcntl.
2385 * configure, config.in: Regenerate.
2387 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2389 Backport from mainline
2390 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2392 * config/i386/i386.md : Comments on fma4 instruction selection
2393 reflect requirement on register pressure based cost model.
2395 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2396 flag is set-reset as informed by the cpuid flag.
2398 * config/i386/i386.c (processor_alias_table): fma4
2399 flag is enabled for bdver2.
2401 2012-09-12 Christian Bruel <christian.bruel@st.com>
2403 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2405 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2407 * config.gcc: Obsolete picochip-*.
2409 2012-09-11 Richard Guenther <rguenther@suse.de>
2412 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2413 on flag_toplevel_reorder.
2415 2012-09-10 Richard Henderson <rth@redhat.com>
2417 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2420 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2422 Backport from 2012-09-10 mainline r191132.
2425 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2427 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2430 * tree-sra.c (disqualify_base_of_expr): Check for possible
2431 NULL_TREE returned by get_base_address()
2433 2012-09-07 Richard Guenther <rguenther@suse.de>
2435 Backport from mainline
2436 2012-06-26 Jan Hubicka <jh@suse.cz>
2439 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2442 2012-09-07 Richard Guenther <rguenther@suse.de>
2444 Backport from mainline
2445 2012-07-13 Richard Guenther <rguenther@suse.de>
2447 PR tree-optimization/53922
2448 * tree-vrp.c (value_inside_range): Change prototype to take
2449 min/max instead of value-range.
2450 (range_includes_zero_p): Likewise. Return the result from
2452 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2453 return value from range_includes_zero_p.
2454 (extract_range_from_unary_expr_1): Likewise.
2455 (compare_range_with_value): Likewise.
2456 (vrp_meet_1): Likewise.
2458 2012-09-07 Richard Guenther <rguenther@suse.de>
2461 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2462 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2463 arguments separately.
2465 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2467 Backported from mainline
2468 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2470 PR rtl-optimization/54455
2471 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2472 bb ends up with asm goto referencing bb's label.
2474 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2476 Backport from mainline.
2477 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2478 Richard Earnshaw <richard.earnshaw@arm.com>
2481 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2482 element size. Use elem_type from the formal parameter. New parameter
2484 (neon_expand_args): Adjust call to neon_dereference_pointer.
2486 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2488 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2489 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2491 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2493 Backport from mainline
2494 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2496 * config/i386/i386.md (isa): Add fma and fma4.
2497 (enabled): Handle fma and fma4.
2498 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2499 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2500 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2501 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2502 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2503 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2505 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2507 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2508 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2509 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2511 2012-09-06 Richard Guenther <rguenther@suse.de>
2513 PR tree-optimization/54498
2514 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2515 abort when reaching an already visited region.
2516 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2517 (get_continuation_for_phi_1): Likewise.
2518 (walk_non_aliased_vuses): When we translated the reference,
2519 abort when we re-visit a region.
2520 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2522 2012-09-06 Andrew Pinski <apinski@cavium.com>
2525 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2527 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2530 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2531 build_int_cst with size_type_node instead of size_int.
2533 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2535 Backport from 2012-09-05 mainline r190697.
2538 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2539 configured --with-avrlibc.
2540 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2542 * config/avr/avrlibc.h: New file.
2543 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2544 configured --with-avrlibc.
2545 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2547 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2549 Backport from 2012-09-04 mainline r190919
2552 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2553 of size less than 4 bytes by using macro ARM_NUM_INTS.
2554 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2556 2012-09-04 Richard Henderson <rth@redhat.com>
2558 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2560 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2562 Backport from 2012-09-04 mainline r190920
2565 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2567 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2569 Backport from 2012-09-04 mainline r190914
2572 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2574 (avr_allocate_stack_slots_for_args): ...this new static function.
2576 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2578 Backported from mainline
2579 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2582 * doc/invoke.texi: Add -da and remove -dm.
2584 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2586 Backported from mainline
2587 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2590 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2591 operands[1] is CONST_INT_P, convert it to QImode before printing.
2593 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2596 * c-convert.c (convert): Don't call fold_convert_loc if
2597 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2598 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2599 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2601 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2604 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2605 if init is a CONSTRUCTOR.
2607 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2609 PR rtl-optimization/54369
2610 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2611 calling dbr_schedule.
2612 * config/sparc/sparc.c (sparc_reorg): Likewise.
2614 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2616 Backport from mainline
2617 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2619 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2620 case for Atom processor.
2622 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2624 Backport from mainline
2625 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2628 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2629 true for TARGET_64BIT or !flag_pic.
2630 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2631 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2632 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2633 Add insn constraint. Conditionally emit xchg asm insns.
2634 (atomic_compare_and_swap<mode>): Update calls. Check only
2635 cmpxchg8b_pic_memory_operand in memory address fixup.
2637 (CASHMODE): Rename from DCASHMODE.
2638 (doublemodesuffix): Update modes.
2639 (regprefix): New mode attribute.
2641 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2642 <UNSPECV_CMPXCHG>: New constant.
2643 (atomic_compare_and_swap<mode>_1): Rename from
2644 atomic_compare_and_swap_single<mode>. Update calls and
2645 unspec_volatile constants.
2646 (atomic_compare_and_swap<mode>_doubleword): Rename from
2647 atomic_compare_and_swap_double<mode>. Update calls and
2648 unspec_volatile constants.
2650 2012-08-28 Walter Lee <walt@tilera.com>
2652 Backport from mainline
2653 2012-08-28 Walter Lee <walt@tilera.com>
2655 * confg/tilegx/tilegx.md: Fix code style.
2656 (*zero_extendsidi_truncdisi): Fix typo.
2657 * config/tilegx/tilegx.c: Fix code style.
2658 (tilegx_function_profiler): Fix typo.
2660 2012-08-27 Walter Lee <walt@tilera.com>
2662 Backport from mainline
2663 2012-08-27 Walter Lee <walt@tilera.com>
2665 * doc/md.texi (TILE-Gx): Fix typo.
2667 2012-08-27 Walter Lee <walt@tilera.com>
2669 Backport from mainline
2670 2012-08-27 Walter Lee <walt@tilera.com>
2672 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2673 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2675 2012-08-27 Walter Lee <walt@tilera.com>
2677 Backport from mainline
2678 2012-08-27 Walter Lee <walt@tilera.com>
2680 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2681 (insn_bfins): Delete.
2683 2012-08-27 Walter Lee <walt@tilera.com>
2685 Backport from mainline
2686 2012-08-27 Walter Lee <walt@tilera.com>
2688 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2689 atomic_exchange_bare<mode>,
2690 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2691 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2692 * config/tilegx/tilegx.md (type): Add X1_remove.
2693 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2694 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2695 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2698 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2700 PR rtl-optimization/54088
2701 * jump.c (delete_related_insns): Robustify latest change.
2703 2012-08-21 Richard Guenther <rguenther@suse.de>
2705 Backport from mainline
2706 2012-08-16 Richard Guenther <rguenther@suse.de>
2709 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2711 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2712 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2713 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2714 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2715 (tree_ssa_lim_finalize): Free all mem_refs.
2716 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2717 scc when bailing out.
2718 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2719 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2720 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2721 FOR_EACH_LOOP_BREAK.
2723 2012-08-17 Richard Guenther <rguenther@suse.de>
2725 * tree-sra.c (modify_function): Free redirect_callers vector.
2726 * ipa-split.c (split_function): Free args_to_pass vector.
2727 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2729 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2730 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2731 (vect_analyze_slp_instance): Free everything.
2732 (destroy_bb_vec_info): Free the SLP instances.
2734 2012-08-17 Richard Guenther <rguenther@suse.de>
2736 * params.def (integer-share-limit): Decrease from 256 to 251,
2739 2012-08-21 Richard Guenther <rguenther@suse.de>
2741 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2742 the affine expansion cache.
2744 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2746 Backported from trunk
2747 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2750 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2752 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2754 Backport from mainline.
2755 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2758 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2759 mark as predicable. Adjust asm template.
2760 (vec_setv2di_internal): Likewise.
2761 (vec_extract<mode> VD, VQ): Likewise.
2762 (vec_extractv2di): Likewise.
2763 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2764 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2765 (neon_vdup_n<mode> VX, V32): Likewise.
2766 (neon_vdup_nv2di): Likewise.
2768 2012-08-17 Walter Lee <walt@tilera.com>
2770 Backport from mainline
2771 2012-08-17 Walter Lee <walt@tilera.com>
2773 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2774 (FEEDBACK_ENTER): Define.
2775 (FEEDBACK_REENTER): Define.
2776 (FEEDBACK_ENTRY): Define.
2777 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2778 (FEEDBACK_ENTER): Define.
2779 (FEEDBACK_REENTER): Define.
2780 (FEEDBACK_ENTRY): Define.
2782 2012-08-16 Walter Lee <walt@tilera.com>
2784 Backport from mainline
2785 2012-08-16 Walter Lee <walt@tilera.com>
2787 * config.gcc (tilegx-*-linux*): Add feedback.h.
2788 (tilepro-*-linux*): Likewise.
2789 * config/tilegx/feedback.h: New file.
2790 * config/tilepro/feedback.h: New file.
2792 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2794 Backport from mainline r189840 and r187586:
2795 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2797 * config/i386/i386.md (stack_protect_set): Disable the pattern
2798 for Android since Android libc (bionic) does not provide random
2799 value for stack protection guard at gs:0x14. Guard value
2800 will be provided from external symbol (default implementation).
2801 (stack_protect_set_<mode>): Likewise.
2802 (stack_protect_test): Likewise.
2803 (stack_protect_test_<mode>): Likewise.
2804 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2805 not have Bionic by default
2806 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2807 Macro OPTION_BIONIC is defined in this file and provides Bionic
2808 accessibility status
2810 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2812 * configure.ac: Stack protector enabling for Android targets.
2813 * configure: Regenerate.
2815 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2817 Backported from trunk
2818 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2820 PR rtl-optimization/53942
2821 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2822 directly from likely spilled non-fixed hard registers, move them
2825 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2827 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2828 (xop_phaddubq): Ditto.
2830 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2832 Backport from mainline
2833 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2834 Richard Earnshaw <rearnsha@arm.com>
2836 * target.def (vector_alignment): New target hook.
2837 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2838 * doc/tm.texi: Regenerate.
2839 * targhooks.c (default_vector_alignment): New function.
2840 * targhooks.h (default_vector_alignment): Add prototype.
2841 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2842 * config/arm/arm.c (arm_vector_alignment): New function.
2843 (TARGET_VECTOR_ALIGNMENT): Define.
2845 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2846 vector type alignment instead of size.
2847 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2848 element type size directly instead of computing it from alignment.
2849 Fix variable naming and comment.
2851 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2853 Backport from mainline
2854 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2856 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2857 (alpha_pad_function_end): ... this. Also insert NOP between
2858 sibling call and GP load.
2859 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2861 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2863 Backport from mainline
2864 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2865 H.J. Lu <hongjiu.lu@intel.com>
2867 PR rtl-optimization/54157
2868 * combine.c (gen_lowpart_for_combine): Don't return identity
2869 for CONST or symbolic reference.
2871 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2873 Backport from mainline
2874 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2876 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2877 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2878 split_cost argument signed.
2879 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2880 (ix86_avoid_lea_for_addr): Ditto.
2882 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2884 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2885 the address has less than two components.
2887 2012-08-02 Steve Ellcey <sellcey@mips.com>
2889 Backport from mainline
2890 2012-07-19 Steve Ellcey <sellcey@mips.com>
2892 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2895 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2897 Backport from mainline
2898 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2901 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2902 negative constant address for TARGET_X32 ...
2903 (ix86_decompose_address): ... here. Reject constant addresses
2904 that don't satisfy x86_64_immediate_operand predicate.
2906 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2909 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2910 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2911 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2912 addresses. Prevent zero extensions of CONST_INT operands.
2914 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2917 * config/i386/i386.md (*lea): New insn pattern.
2919 (*lea<mode>_2): Ditto.
2920 (*lea_{3,4,5,6}_zext): Ditto.
2921 * config/i386/predicates.md (lea_address_operand): Do not reject
2922 zero-extended address operands.
2923 * config/i386/constraints.md (j): Remove address constraint.
2924 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2926 (ix86_print_operand_address): Handle SImode subreg of an address.
2927 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2929 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2931 Backport from mainline
2932 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2935 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2936 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2938 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2939 (*movdi_internal_rex64): Use %E operand modifier for lea.
2940 (*movsi_internal): Ditto.
2942 (*lea<mode>_2): Ditto.
2943 (*lea_{3,4,5,6}_zext): Ditto.
2944 (*tls_global_dynamic_32_gnu): Ditto.
2945 (*tls_global_dynamic_64): Ditto.
2946 (*tls_dynamic_gnu2_lea_32): Ditto.
2947 (*tls_dynamic_gnu2_lea_64): Ditto.
2948 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2950 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2952 Backport from mainline
2953 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2955 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2957 (ix86_print_operand_address): Assert that parts.base and parts.index
2958 are non-NULL after call to simplify_subreg.
2960 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2963 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2965 * config/sh/sh.c (sh_option_override): Do not change
2966 flag_finite_math_only. Set TARGET_IEEE to complement of
2967 flag_finite_math_only.
2968 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2969 description of mieee and mno-ieee behavior.
2971 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2974 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2975 (_lzcnt_u64): Ditto.
2977 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2979 Backport from mainline
2980 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2982 PR rtl-optimization/52250
2983 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2984 to put note list into. Unconditionally call move_bb_info.
2985 (move_bb_info): Do not assert the blocks being in the same region,
2986 just drop the note list if they are not.
2988 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2990 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2992 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2994 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2995 defining statement is a SSA name that occurs in abnormal PHIs.
2997 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2999 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
3002 2012-07-19 Richard Guenther <rguenther@suse.de>
3003 Eric Botcazou <ebotcazou@adacore.com>
3005 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
3006 about transition from invariant to known bits.
3007 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
3009 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3012 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
3013 (cleanup_tree_cfg_bb): Don't call it.
3014 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
3017 2012-07-19 Christian Bruel <christian.bruel@st.com>
3020 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
3022 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
3024 * config.gcc (v850-*-rtems*): New target.
3025 * config/v850/rtems.h: New.
3026 * config/v850/t-rtems: New.
3028 2012-07-18 Nick Clifton <nickc@redhat.com>
3030 * doc/invoke.texi (ARM Options): Document -munaligned-access.
3032 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
3036 Backport from mainline
3037 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3040 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3041 instead expand it as zero extension.
3043 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
3045 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
3046 QImode and HImode splitters. Use ix86_comparison_operator.
3047 Explicitly match FLAGS_REG.
3048 (DFmode cmove splitter): Explicitly match FLAGS_REG.
3050 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
3051 Steven Bosscher <steven@gcc.gnu.org>
3052 Bernd Schmidt <bernds@codesourcery.com>
3054 PR rtl-optimization/53908
3055 * df-problems.c (can_move_insns_across): When doing
3056 memory-reference book-keeping, handle call insns.
3058 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
3060 Backport from mainline
3061 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3064 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
3065 sibcall_insn_operand. Move it to a temporary register if not.
3067 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3070 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
3071 emit PIC sequence for fnaddr symbol reference in advance.
3073 2012-07-09 Jason Merrill <jason@redhat.com>
3076 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3077 (type_hash_eq): Likewise.
3080 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
3082 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3084 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3085 due to negative shift amount.
3087 2012-07-06 Kai Tietz <ktietz@redhat.com>
3089 Backport from mainline.
3091 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3092 as "/mingw/include".
3094 2012-07-06 Nick Clifton <nickc@redhat.com>
3096 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3097 default_encode_section_info.
3099 2012-07-06 Richard Guenther <rguenther@suse.de>
3101 Backport from mainline
3102 2012-03-30 Richard Guenther <rguenther@suse.de>
3105 * double-int.c (rshift_double): Remove not needed cast.
3107 2012-03-28 Richard Guenther <rguenther@suse.de>
3110 * double-int.h (rshift_double): Remove.
3111 * double-int.c (lshift_double): Use absu_hwi to make count
3113 (rshift_double): Make static, take unsigned count argument,
3114 remove handling of negative count argument.
3115 (double_int_rshift): Dispatch to lshift_double.
3117 2012-07-06 Richard Guenther <rguenther@suse.de>
3119 Backport from mainline
3120 2012-06-18 Richard Guenther <rguenther@suse.de>
3122 PR tree-optimization/53693
3123 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3124 Reject operands with more than one use.
3126 2012-07-06 Richard Guenther <rguenther@suse.de>
3128 Backport from mainline
3129 2012-04-11 Richard Guenther <rguenther@suse.de>
3132 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3133 consider loop nesting.
3134 (evolution_function_is_univariate_p): Properly check the remainder
3137 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3139 Backport from mainline
3140 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3142 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3143 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3144 (adjacent_mem_locations): Move some code to and call...
3145 (get_memref_parts): ...new function.
3146 (mem_locations_overlap): New function.
3147 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3148 (is_mem_ref): Rename to...
3149 (find_mem_ref): ...this. Return MEM rtx.
3150 (get_store_dest): Remove function.
3151 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3152 new parameter and adjust calls.
3153 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3154 mem refs overlap for true_store_to_load_dep_costly.
3155 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3156 passed to adjacent_mem_locations.
3157 (is_costly_group): Walk resolved dependency list.
3158 (force_new_group): Emit group ending nop for Power6/Power7.
3159 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3160 (group_ending_nop): New define_insn.
3162 2012-07-04 Richard Guenther <rguenther@suse.de>
3165 * gimple-fold.c (get_base_constructor): Do not return an
3166 error_mark_node DECL_INITIAL.
3168 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3170 Backport from mainline
3171 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3173 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3174 code model string in the error message.
3176 2012-07-04 Tristan Gingold <gingold@adacore.com>
3178 Backport from mainline.
3179 2012-06-25 Tristan Gingold <gingold@adacore.com>
3181 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3182 (seh_cfa_adjust_cfa): ... that function.
3183 (seh_emit_stackalloc): Do not emit out of range values.
3184 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3185 UNSPEC_DEF_CFA constants.
3186 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3187 * config/i386/i386.c (ix86_frame_pointer_required): Required
3188 for very large frames on SEH target.
3189 (ix86_compute_frame_layout): Save area is before frame pointer
3190 on SEH target. Handle very large frames.
3191 (ix86_expand_prologue): Likewise.
3193 2012-07-04 Richard Guenther <rguenther@suse.de>
3195 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3196 as in free_lang_data_in_type.
3198 2012-07-02 Martin Jambor <mjambor@suse.cz>
3200 Backport from mainline.
3201 2012-07-02 Martin Jambor <mjambor@suse.cz>
3204 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3205 dynamic type change check.
3207 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3209 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3210 last statement of the finally block onto the switch.
3212 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3214 * configure: Regenerate.
3216 Backport from mainline.
3217 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3219 * config.gcc (target_type_format_char): New. Document it. Set it for
3221 * configure.ac (gnu_unique_option): Use target_type_format_char
3222 in test. Comment rationale.
3224 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3226 Backport from mainline.
3227 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3229 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3231 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3233 Backport from 2012-06-28 mainline r189049
3236 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3237 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3238 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3239 avr_hard_regno_call_part_clobbered.
3241 2012-06-28 Richard Guenther <rguenther@suse.de>
3244 * expr.c (expand_expr_real_1): Verify if the type is complete
3245 before inspecting its size.
3247 2012-06-27 Nick Clifton <nickc@redhat.com>
3249 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3252 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3255 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3257 2012-06-26 Nick Clifton <nickc@redhat.com>
3259 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3261 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3264 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3265 of x x x in the vmovlps load alternative.
3267 2012-06-22 Richard Guenther <rguenther@suse.de>
3269 * gcov-iov.c: Include bconfig.h and system.h.
3271 2012-06-22 Richard Guenther <rguenther@suse.de>
3273 PR gcov-profile/53744
3274 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3276 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3278 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3279 DECL_IGNORED_P non-reg vars even if they are used.
3281 2012-06-19 Jason Merrill <jason@redhat.com>
3284 * dwarf2out.c (modified_type_die): Use scope_die_for.
3285 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3286 (uses_local_type_r, uses_local_type): New.
3287 (scope_die_for): Keep a type that uses a local type in local scope.
3288 Use get_context_die for namespace and type scope.
3290 2012-06-19 Richard Guenther <rguenther@suse.de>
3293 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3294 replace it with the first non-BLOCK context.
3296 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3298 PR rtl-optimization/53700
3300 Backport from mainline
3301 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3303 * ira-color.c (setup_left_conflict_sizes_p): Process all
3304 conflicting objects.
3306 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3308 Backport from mainline
3309 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3312 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3313 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3314 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3315 instead of xop_mulv2div2di3_low.
3316 (xop_p<macs>dql): Fix vec_select selector.
3317 (xop_p<macs>dqh): Ditto.
3318 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3319 (xop_mulv2div2di3_high): Ditto.
3321 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3323 Backport from mainline:
3324 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3326 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3328 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3330 Backport from mainline:
3331 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3333 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3334 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3335 MAX_PCREL17F_OFFSET instead of fixed offset.
3336 (pa_attr_length_call): Likewise.
3337 (pa_attr_length_indirect_call): Likewise.
3339 2012-06-15 Walter Lee <walt@tilera.com>
3341 Backport from mainline:
3342 2012-06-15 Walter Lee <walt@tilera.com>
3344 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3346 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3348 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3350 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3352 Backport from mainline:
3354 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3355 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3356 * gimple.h (block_in_transaction): Check for flag_tm.
3358 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3360 PR tree-optimization/52558
3362 Backport from mainline:
3363 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3364 * gimple.h (gimple_set_in_transaction): Remove.
3365 (gimple_in_transaction): Look in BB instead.
3366 (gimple_statement_base): Remove in_transaction field.
3367 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3368 * trans-mem.c (compute_transaction_bits): Place transaction bit
3369 information into basic blocks.
3371 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3373 PR tree-optimization/52558
3374 * cfg.c (alloc_aux_for_edge): Fix comment.
3375 (alloc_aux_for_edge): Remove static.
3376 * basic-block.h (alloc_aux_for_edge): Protoize.
3377 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3378 (execute_sm_if_changed_flag): New.
3379 (execute_sm_if_changed_flag_set): New.
3380 (execute_sm): Do not generate data races unless requested.
3381 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3382 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3383 * gimple.h (block_in_transaction): New.
3384 (gimple_in_transaction): Use block_in_transaction.
3386 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3388 Backported from mainline
3389 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3391 PR rtl-optimization/53589
3392 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3393 discovery even when e->dest != target. If any LABEL_REF points
3394 to e->dest label, redirect it to target's label.
3396 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3399 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3400 returns false, replace stmt with GIMPLE_NOP.
3401 (check_omp_nesting_restrictions): Instead of issuing warnings,
3402 issue errors and return false if any errors were reported.
3404 2012-06-14 Richard Guenther <rguenther@suse.de>
3406 * BASE-VER: Set to 4.7.2.
3407 * DEV-PHASE: Set to prerelease.
3409 2012-06-12 Christian Bruel <christian.bruel@st.com>
3412 * config/sh/sh.c (sh_option_override): Don't force
3413 flag_omit_frame_pointer and maccumulate_outgoing_args.
3414 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3416 2012-06-14 Release Manager
3418 * GCC 4.7.1 released.
3420 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3422 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3424 2012-06-13 Richard Henderson <rth@redhat.com>
3426 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3427 iterator instead of INT.
3429 2012-06-08 Richard Henderson <rth@redhat.com>
3432 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3433 note to a clobber insn when no other insn is available.
3435 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3438 * doc/invoke.texi (Wenum-compare): Update documentation.
3440 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3443 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3445 (altivec_stvlxl): Ditto.
3446 (altivec_stvrx): Ditto.
3447 (altivec_stvrxl): Ditto.
3449 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3452 * trans-mem.c (expand_block_edges): Do not skip the first
3453 statement when resetting the BB.
3455 2012-06-04 Richard Guenther <rguenther@suse.de>
3458 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3459 create new assembler names.
3461 2012-06-04 Richard Guenther <rguenther@suse.de>
3463 Backport from mainline
3464 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3467 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3468 larger than maxbits. Don't compute maxbits modulo align.
3469 Also check that unit bytes long store at bitpos / unit * unit
3470 doesn't affect bits beyond bitregion_end.
3471 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3472 would not fit into bitregion_start ... bitregion_end + 1 bit
3474 (store_split_bit_field): Decrease unit close to end of bitregion_end
3475 if access is restricted in order to avoid mutual recursion.
3477 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3479 Backport from 2012-06-04 mainline r188172
3482 * config/avr/avr-stdint.h: New file.
3483 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3486 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3488 PR tree-optimization/53550
3489 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3490 is POINTER_TYPE_P, use sizetype as step type instead of type.
3492 2012-06-04 Richard Guenther <rguenther@suse.de>
3493 Eric Botcazou <ebotcazou@adacore.com>
3495 Backport from mainline
3496 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3498 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3499 Change type of BITOFFSET to signed. Make sure the lower bound of
3500 the computed range is non-negative by adjusting OFFSET and BITPOS.
3501 (expand_assignment): Adjust call to get_bit_range.
3503 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3505 * expr.c (get_bit_range): Return the null range if the enclosing record
3506 is part of a larger bit field.
3508 2012-03-20 Richard Guenther <rguenther@suse.de>
3510 * stor-layout.c (finish_bitfield_representative): Fallback
3511 to conservative maximum size if the padding up to the next
3512 field cannot be computed as a constant.
3513 (finish_bitfield_layout): If we cannot compute the distance
3514 between the start of the bitfield representative and the
3515 bitfield member start a new representative.
3516 * expr.c (get_bit_range): The distance between the start of
3517 the bitfield representative and the bitfield member is zero
3518 if the field offsets are not constants.
3520 2012-03-16 Richard Guenther <rguenther@suse.de>
3522 * stor-layout.c (finish_bitfield_representative): Fall back
3523 to the conservative maximum size if we cannot compute the
3524 size of the tail padding.
3526 2012-03-14 Richard Guenther <rguenther@suse.de>
3528 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3529 * stor-layout.c (start_bitfield_representative): New function.
3530 (finish_bitfield_representative): Likewise.
3531 (finish_bitfield_layout): Likewise.
3532 (finish_record_layout): Call finish_bitfield_layout.
3533 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3534 for QUAL_UNION_TYPE fields.
3535 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3536 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3537 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3542 * expr.c (get_bit_range): Unconditionally extract bitrange
3543 from DECL_BIT_FIELD_REPRESENTATIVE.
3544 (expand_assignment): Adjust call to get_bit_range.
3546 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3549 * fold-const.c (fold_binary_loc): Refine previous change.
3551 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3553 Backport from mainline
3554 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3557 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3558 avoid going above orig insn. Update comments.
3560 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3562 Backport from mainline
3563 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3566 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3567 prologue for unwinder and profiler.
3569 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3571 Backport from mainline
3572 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3574 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3576 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3578 Backport from mainline
3579 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3581 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3582 DBX_REGISTER_NUMBER.
3584 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3586 Backport from mainline
3587 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3589 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3590 operand is CONST_INT. Take COSTS_N_INSNS into account.
3591 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3594 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3596 * config/avr/avr.opt (-msp8): Document it.
3597 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3599 2012-05-31 Richard Guenther <rguenther@suse.de>
3602 * expr.c (expand_assignment): Do not use movmisalign on
3605 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3608 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3609 (pa_section_type_flags): New.
3610 (pa_legitimate_constant_p): Revert previous change.
3612 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3614 Backport from mainline
3615 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3618 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3619 accessed indirectly.
3620 (ipa_tm_create_version): Same.
3622 2012-05-30 Jason Merrill <jason@redhat.com>
3625 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3626 about array compound literals.
3628 2012-05-30 Richard Guenther <rguenther@suse.de>
3631 * fold-const.c (fold_binary_loc): Make sure to call
3632 fold_plusminus_mult_expr with the original sign of operands.
3634 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3636 * explow.c (probe_stack_range): Restore simple control flow and stop
3637 again when the probe cannot be generated if HAVE_check_stack.
3639 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3641 PR rtl-optimization/53519
3642 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3643 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3645 2012-05-29 Richard Guenther <rguenther@suse.de>
3647 PR tree-optimization/53516
3648 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3650 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3652 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3654 Backport from mainline
3655 2012-05-28 Richard Guenther <rguenther@suse.de>
3657 PR tree-optimization/53438
3658 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3660 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3662 Backport from mainline
3663 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3665 PR rtl-optimization/52528
3666 * combine.c (can_combine_p): Add setting of subst_low_luid
3667 before call to expand_field_assignment().
3669 2012-05-26 Martin Jambor <mjambor@suse.cz>
3671 Backport from mainline
3672 2012-05-23 Martin Jambor <mjambor@suse.cz>
3674 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3676 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3679 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3680 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3682 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3685 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3686 (ix86_expand_vec_perm): Use int mode instead of float.
3688 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3691 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3692 gnu_ld variables to yes.
3693 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3694 (HAVE_GNU_AS): Likewise.
3695 * config.in: Regenerate.
3696 * configure: Likewise.
3698 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3700 Backport from mainline
3701 2012-03-12 Richard Guenther <rguenther@suse.de>
3702 * config/arm/arm.c (neon_dereference_pointer): Do not call
3703 covert during RTL expansion.
3705 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3707 Backport from mainline
3708 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3711 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3712 relied on signed overflow behavior.
3714 2012-05-24 Richard Guenther <rguenther@suse.de>
3717 * tree-profile.c (tree_profiling): Cleanup the CFG if
3718 execute_fixup_cfg requests it.
3720 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3722 PR tree-optimization/53465
3723 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3724 vr0 into *vr, then vrp_meet that.
3725 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3726 have any equivalences.
3727 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3730 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3732 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3734 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3735 (iterative_hash_gimple_type): Adjust comment.
3736 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3737 domain for an array type instead of the domain type itself.
3739 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3741 Backport from 2012-05-23 mainline r187803
3744 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3745 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3748 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3750 Backport from 2012-05-03 mainline r187075
3752 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3753 has_fma4 for AMD processors with both fma3 and fma4 support.
3755 2012-05-22 Richard Guenther <rguenther@suse.de>
3757 PR tree-optimization/53408
3758 * tree-vect-loop.c (vectorizable_induction): Properly check
3759 the restriction that we cannot handle induction results from
3760 the inner loop outside of the outer loop.
3762 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3764 PR tree-optimization/53436
3765 * omp-low.c (omp_build_component_ref): New function.
3766 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3768 PR tree-optimization/53366
3769 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3770 tests if complex_numbers == 2, but there are non-complex number loads
3773 PR tree-optimization/53409
3774 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3775 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3777 PR tree-optimization/53410
3778 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3779 instead of build_int_cst (type, 0) where vector types might be
3782 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3785 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3786 from folded operands before wrapping another around the
3787 conditional expression.
3789 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3790 Patrick Marlier <patrick.marlier@gmail.com>
3792 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3795 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3797 Backport from mainline
3798 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3801 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3802 (UNSPECV_RDRAND): This.
3803 (rdrand<mode>_1): Updated.
3805 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3807 Backport from mainline
3808 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3810 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3811 RDRND, F16C and FSGSBASE.
3813 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3815 Backport from mainline
3816 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3818 * tree-ssa-pre.c (can_value_number_call): Delete.
3819 (compute_avail): Skip all statements with side effects.
3820 <GIMPLE_CALL>: Skip calls to internal functions.
3822 2012-05-18 David S. Miller <davem@davemloft.net>
3824 Backport r185385 from mainline
3825 2012-03-14 Richard Guenther <rguenther@suse.de>
3828 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3829 element type instead of mode, use build_vector_type_for_mode
3830 instead of the langhook, build a vector of proper signedness.
3831 (expand_vector_operations_1): Adjust.
3833 2012-05-18 Olivier Hainque <hainque@adacore.com>
3835 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3836 $(libsubdir) as libexecsubdir.
3838 2012-05-16 Andrew Pinski <apinski@cavium.com>
3840 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3843 2012-05-16 David S. Miller <davem@davemloft.net>
3845 * jump.c (delete_related_insns): If we remove a CALL, make sure
3846 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3848 2012-05-16 Richard Henderson <rth@redhat.com>
3851 * combine-stack-adj.c (prev_active_insn_bb): New.
3852 (next_active_insn_bb): New.
3853 (force_move_args_size_note): New.
3854 (combine_stack_adjustments_for_block): Use it.
3856 2012-05-16 Olivier Hainque <hainque@adacore.com>
3858 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3859 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3860 Add comments and improve stamp preservation across the whole sequence.
3861 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3863 2012-05-16 Richard Guenther <rguenther@suse.de>
3865 PR tree-optimization/53364
3866 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3867 detect a view-conversion of the decl.
3869 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3872 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3873 that operands[2] is either immediate, or q_regs_operand.
3875 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3877 Backport r187139 from mainline.
3878 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3880 PR rtl-optimization/52804
3881 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3882 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3883 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3884 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3885 RELOAD_FOR_OUTADDR_ADDRESS.
3887 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3890 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3891 generate target register for "load" class builtins.
3894 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3897 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3898 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3899 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3900 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3901 (<sse>_movu<ssemodesuffix>): New expander.
3902 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3903 (avx_movdqu<avxmodesuffix>): New expander.
3904 (*sse2_movdqu): Rename from sse2_movdqu.
3905 (sse2_movdqu): New expander.
3907 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3909 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3910 lineno 1 the same as lineno 0 before first start file directive.
3911 (optimize_macinfo_range): Likewise.
3913 * dwarf2out.c (have_macinfo): Define.
3914 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3915 attribute, don't force empty compilation unit and don't emit any
3916 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3918 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3920 Backport from mainline
3921 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3923 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3924 ORDERED and UNORDERED conditions.
3926 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3928 * function.c (requires_stack_frame_p): If the function can throw
3929 non-call exceptions, return true if the insn can throw internally.
3931 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3933 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3934 DECL_ORIGINAL_TYPE if it is present.
3936 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3938 Backport from 2012-05-12 mainline r187342.
3941 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3942 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3943 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3944 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3945 (expand_prologue): Move initialization of cfun->machine->is_naked,
3946 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3947 (avr_set_current_function): ...this new static function.
3948 (TARGET_SET_CURRENT_FUNCTION): New define.
3949 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3950 checking attributes of current_function_decl.
3951 (avr_regs_to_save): Ditto.
3952 (signal_function_p): Rename to avr_signal_function_p.
3953 (interrupt_function_p): Rename to avr_interrupt_function_p.
3955 * doc/extend.texi (Function Attributes): Better explanation of
3956 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3959 2012-05-09 Matthias Klose <doko@ubuntu.com>
3961 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3963 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3966 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3967 when a constant source operand matches an "I" constraint, the "no
3968 CC0 change" applies to a register-destination only, not a
3969 strict_low_part-destination.
3971 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3973 Backport from mainline:
3974 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3976 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3978 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3980 PR tree-optimization/53239
3981 * tree-vrp.c (get_value_range): Set VR of
3982 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3985 2012-05-07 Richard Guenther <rguenther@suse.de>
3987 PR tree-optimization/53195
3988 * tree-inline.c (setup_one_parameter): Properly add referenced
3989 vars from the parameters new known value.
3991 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3993 Backport from mainline:
3994 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3997 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
4000 2012-05-04 Ian Lance Taylor <iant@google.com>
4002 * tree-vect-patterns.c (vect_single_imm_use): Correct return
4003 values from false to NULL.
4005 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4007 Backport from mainline
4008 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4011 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
4012 (TARGET_CMOV): Rename from TARGET_CMOVE.
4013 (TARGET_CMOVE): New define.
4014 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
4015 Do not set TARGET_CMOVE here.
4017 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4019 Backport from mainline:
4021 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4023 PR tree-optimization/52633
4024 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
4025 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
4026 (vect_recog_over_widening_pattern): Remove handling of code that was
4027 already detected as over-widening pattern. Remove special handling
4028 of "unsigned" cases. Instead, support general case of conversion
4029 of the shift result to another type.
4031 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4033 * tree-vect-patterns.c (vect_single_imm_use): New function.
4034 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
4035 (vect_recog_over_widening_pattern): Likewise.
4036 (vect_recog_widen_shift_pattern): Likewise.
4038 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4040 PR tree-optimization/52870
4041 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4042 presumed pattern statement is within the same loop or basic block.
4044 2012-05-04 Richard Guenther <rguenther@suse.de>
4046 * common.opt (flto-report): Do not mark as Optimization.
4048 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
4051 * recog.c (constrain_operands): If extra constraints are present, also
4052 accept pseudo-registers with equivalent memory locations during reload.
4054 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4056 Backport from the mainline
4057 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4060 * config/rs6000/rs6000.md (bswapdi splitters): If
4061 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
4062 default) is used, generate an alternate sequence that does not
4063 depend on using indexed addressing.
4065 2012-05-03 David S. Miller <davem@davemloft.net>
4068 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
4069 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
4070 (sparc_emit_float_lib_cmp): Likewise.
4072 2012-05-04 Martin Jambor <mjambor@suse.cz>
4074 Backport from mainline
4075 2012-05-02 Martin Jambor <mjambor@suse.cz>
4078 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
4079 of a variable when the contect is a function.
4081 2012-05-03 Jakub Jelinek <jakub@redhat.com>
4084 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
4085 append program name to it and pass that as first argument
4086 to make_relative_prefix. Always pass standard_libexec_prefix
4087 as last argument to make_relative_prefix. If
4088 make_relative_prefix returns NULL, fall back to
4089 standard_libexec_prefix.
4092 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4096 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4097 mode, return that mode.
4099 2012-05-03 Richard Guenther <rguenther@suse.de>
4101 PR tree-optimization/53144
4102 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4104 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4105 with SSA name values.
4106 (vn_reference_lookup_3): Adjust callers.
4108 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4110 PR tree-optimization/53163
4111 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4112 return value from compute_all_dependences.
4114 PR rtl-optimization/53160
4115 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4116 has been modified by ree pass already.
4118 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4120 Backport from mainline
4121 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4124 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4125 calls to cgraph_node_name in xstrdup.
4126 (ipa_make_edge_direct_to_target): Ditto.
4127 * tree-sra.c (convert_callers_for_node): Ditto.
4128 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4129 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4130 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4131 (cgraph_materialize_all_clones): Ditto.
4132 * ipa-inline.c (report_inline_failed_reason): Ditto.
4133 (want_early_inline_function_p): Ditto.
4134 (edge_badness): Ditto.
4135 (update_edge_key): Ditto.
4136 (flatten_function): Ditto.
4137 (ipa_inline): Ditto.
4138 (inline_always_inline_functions): Ditto.
4139 (early_inline_small_functions): Ditto.
4141 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4143 Backport from mainline
4144 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4146 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4147 Introduce emul_name to select the right linker emulation for
4148 powerpc64-*-freebsd*.
4149 * configure: Regenerate.
4150 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4151 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4152 * config/rs6000/freebsd64.h: New file.
4153 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4155 (rs6000_savres_strategy): Likewise.
4156 (rs6000_savres_routine_name): Likewise.
4157 (rs6000_elf_file_end): Likewise.
4158 * config/rs6000/t-freebsd64: New file.
4159 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4160 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4162 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4164 Backport from mainline
4165 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4168 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4170 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4172 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4173 predicate to discriminate types.
4175 2012-04-27 Richard Guenther <rguenther@suse.de>
4178 * convert.c (convert_to_integer): Avoid infinite recursion for
4179 target-defined built-in types.
4181 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4184 * config/cris/cris.md ("*andhi_lowpart_v32")
4185 ("*andqi_lowpart_v32"): Change first input-only operand from
4186 a (match_operand ...) to (match_dup 0). Drop alternatives with
4187 const_int-matching constraints for redundancy.
4188 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4189 three-operand alternative.
4191 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4193 Backport from mainline
4194 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4196 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4197 (*addsi_2_zext): Ditto.
4198 (*add<mode>_3): Ditto.
4199 (*addsi_3_zext): Ditto.
4200 (*add<mode>_5): Ditto.
4202 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4205 * c-typeck.c (set_nonincremental_init,
4206 set_nonincremental_init_from_string): Pass true instead of false
4207 as IMPLICIT to add_pending_init.
4209 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4211 Backport from 2012-04-24 mainline r186768.
4214 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4216 2012-04-24 Richard Guenther <rguenther@suse.de>
4218 PR tree-optimization/53085
4219 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4222 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4225 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4227 (output_addressed_constants): Likewise.
4230 * varasm.c (get_section): Don't ICE for section conflicts with
4231 built-in section kinds.
4233 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4235 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4237 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4239 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4241 2012-04-23 Richard Guenther <rguenther@suse.de>
4244 * c-typeck.c (build_binary_op): Fix typo.
4246 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4248 PR tree-optimizations/52891
4249 * tree-vect-patterns.c (adjust_bool_pattern): Use
4250 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4251 but with non-standard precision.
4253 2012-04-22 Ian Lance Taylor <iant@google.com>
4255 * godump.c (go_output_typedef): Dump size of structs.
4257 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4259 Backport from mainline:
4261 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4262 hints for 'A' operand types.
4264 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4266 Backport from 2012-04-19 mainline r186588.
4269 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4270 the case *(X+const).
4272 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4274 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4276 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4279 * config/i386/sync.md (atomic_<code><mode>): Rename to
4280 atomic_<logic><mode>.
4282 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4284 Backport from mainline
4285 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4288 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4289 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4290 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4291 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4292 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4293 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4294 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4295 gen_avx2_permvarv8sf.
4297 2012-04-16 Martin Jambor <mjambor@suse.cz>
4299 Backported from mainline
4301 2012-04-13 Martin Jambor <mjambor@suse.cz>
4304 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4305 fold_ctor_reference returns a zero constant.
4307 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4309 Backported from mainline
4310 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4312 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4313 and __ILP32__ for x32.
4315 2012-04-13 Tom de Vries <tom@codesourcery.com>
4317 Backport from mainline r186418.
4319 2012-04-13 Tom de Vries <tom@codesourcery.com>
4321 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4322 parameters vuse and vuse_escaped.
4323 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4324 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4327 2012-04-13 Richard Guenther <rguenther@suse.de>
4329 PR tree-optimization/52969
4330 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4331 the condition for the COND_EXPR and handle predicate negation
4332 by swapping the COND_EXPR arms.
4334 2012-04-13 Richard Guenther <rguenther@suse.de>
4337 * convert.c (convert_to_pointer): Remove special-casing of
4340 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4342 Backport from mainline
4343 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4346 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4347 the list of options to enable the FCFID instruction.
4348 (TARGET_EXTRA_BUILTINS): Adjust comment.
4350 2012-04-12 Richard Guenther <rguenther@suse.de>
4352 PR tree-optimization/52943
4353 * tree-chrec.h (chrec_is_positive): Remove.
4354 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4355 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4356 Return false for a constant zero instead of negative.
4357 (analyze_siv_subscript_cst_affine): Handle zero difference
4358 in the initial condition explicitely.
4360 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4363 * varasm.c (process_pending_assemble_externals): Set
4364 pending_assemble_externals_processed true.
4365 (assemble_external): Call assemble_external_real if the pending
4366 assemble externals have been processed.
4368 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4371 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4372 the DECL generated for the special GOT helper.
4374 2012-04-06 Walter Lee <walt@tilera.com>
4376 Backport from mainline
4377 2012-03-07 Walter Lee <walt@tilera.com>
4379 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4380 REG_CFA_* notes for the stack pointer.
4381 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4382 EH_RETURN_STACKADJ_RTX.
4383 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4384 generate REG_CFA_* notes for the stack pointer.
4385 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4386 by EH_RETURN_STACKADJ_RTX.
4388 2012-04-06 Matt Turner <mattst88@gmail.com>
4390 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4392 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4394 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4395 of the destination isn't also a FP_REGS register.
4397 2012-04-03 Richard Guenther <rguenther@suse.de>
4399 Backport from mainline
4400 2012-03-02 Richard Guenther <rguenther@suse.de>
4402 PR tree-optimization/52406
4403 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4404 (struct indices): Add unconstrained_base member.
4405 (struct dr_alias): Remove unused vops member.
4406 (DR_UNCONSTRAINED_BASE): New define.
4407 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4408 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4409 be an artificial access that covers the whole indexed object,
4410 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4411 plain decl base-objects to their MEM_REF variant.
4412 (dr_may_alias_p): When the base-object of either data reference
4413 has unknown size use only points-to information.
4414 (compute_affine_dependence): Make dumps easier to read and
4416 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4417 DR_REF when looking for packed references.
4418 (vect_supportable_dr_alignment): Likewise.
4420 2012-04-03 Richard Guenther <rguenther@suse.de>
4422 Backport from mainline
4423 2012-03-15 Richard Guenther <rguenther@suse.de>
4426 * tree-data-ref.c (subscript_dependence_tester_1): Check
4427 all dimensions for non-conflicting access functions.
4429 2012-04-03 Richard Guenther <rguenther@suse.de>
4431 Backport from mainline
4432 2012-03-06 Richard Guenther <rguenther@suse.de>
4435 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4437 2012-03-23 Richard Guenther <rguenther@suse.de>
4439 PR tree-optimization/52678
4440 * tree-vectorizer.h (struct _stmt_vec_info): Add
4441 loop_phi_evolution_part member.
4442 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4443 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4444 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4445 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4446 Use the cached evolution part and the PHI nodes value from
4447 the loop preheader edge instead of re-analyzing the evolution.
4449 2012-03-26 Richard Guenther <rguenther@suse.de>
4451 PR tree-optimization/52701
4452 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4453 compute and set the evolution part of PHI nodes.
4455 2012-03-30 Richard Guenther <rguenther@suse.de>
4457 PR tree-optimization/52754
4458 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4459 propagate arbitrary addresses into really plain dereferences.
4461 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4463 PR tree-optimization/52835
4464 * tree-data-ref.c (build_rdg): Return NULL if
4465 compute_data_dependences_for_loop failed.
4467 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4469 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4470 (stmt_can_make_abnormal_goto): Use it.
4471 (is_ctrl_altering_stmt): Likewise.
4473 2012-03-31 Martin Jambor <mjambor@suse.cz>
4475 Backported from mainline
4476 2012-03-30 Martin Jambor <mjambor@suse.cz>
4478 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4479 is a builtin_stack_save in a dominating BB.
4481 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4483 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4484 crossing 128bit lane boundary.
4486 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4488 Backported from mainline
4489 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4492 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4494 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4495 * config/i386/i386.c: Include reload.h.
4496 (ix86_legitimize_reload_address): New function.
4498 2012-03-28 Martin Jambor <mjambor@suse.cz>
4500 Backported from mainline
4501 2012-03-27 Martin Jambor <mjambor@suse.cz>
4504 * tree-sra.c (sra_modify_assign): Do not call
4505 load_assign_lhs_subreplacements when working with an unscalarizable
4508 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4511 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4512 __builtin_va_start to __builtin_next_arg if the latter is
4513 builtin_decl_explicit_p rather than when it is not.
4516 * tree-vect-generic.c (vector_element): Perform multiplication
4517 for pos in bitsizetype type instead of idx type.
4519 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4521 Backport from 2012-03-28 mainline r185910.
4524 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4525 (avr_builtin_decl): New static function.
4526 (struct avr_builtin_description, avr_bdesc): Move up.
4527 Add GTY marker. Add field fndecl. Remove redundant field id.
4528 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4529 (avr_expand_builtin): Code cleanup because .id is removed.
4531 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4534 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4537 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4539 Backport from 2012-03-28 mainline r185907.
4542 * config.gcc (tm_file): Remove avr/multilib.h.
4544 * doc/invoke.texi (AVR Options): Adjust
4545 documentation of -mtiny-stack.
4547 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4548 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4549 * config/avr/t-avr: Remove generation of multilib.h.
4550 * config/avr/t-multilib: Regenerate.
4551 * config/avr/multilib.h: Remove.
4552 * config/avr/avr.opt (-msp8): New option.
4553 (avr_sp8): New variable.
4554 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4555 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4556 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4557 (avr_device_to_sp8): New prototype.
4558 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4559 (DRIVER_SELF_SPECS): New define.
4560 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4561 __AVR_SP8__, __AVR_HAVE_SPH__.
4562 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4563 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4564 (avr_file_start): Ditto.
4566 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4569 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4570 instead of 8 in adjust_address.
4572 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4574 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4575 of a unit before computing the offset in units.
4577 2012-03-27 Richard Guenther <rguenther@suse.de>
4580 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4583 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4586 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4588 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4591 * varasm.c: Include pointer-set.h.
4592 (pending_assemble_externals_set): New pointer set.
4593 (process_pending_assemble_externals): Destroy the pointer set.
4594 (assemble_external): See if decl is in pending_assemble_externals_set,
4595 and add it to pending_assemble_externals if necessary.
4596 (init_varasm_once): Allocate pending_assemble_externals_set.
4598 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4600 Backported from mainline
4601 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4604 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4605 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4606 (vector_ltgt<mode>): Likewise.
4607 (vector_ordered<mode>): Likewise.
4608 (vector_unordered<mode>): Likewise.
4609 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4611 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4613 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4616 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4618 Backported from mainline
4619 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4623 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4624 GENERAL_REGS and FP_REGS for SImode.
4626 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4629 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4630 on any new_local_var_chain vars declared during recursing on
4631 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4633 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4635 Backport from 2012-03-22 mainline r185692.
4638 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4639 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4640 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4641 (delay_cycles_1, delay_cycles_2): Ditto.
4642 (delay_cycles_3, delay_cycles_4): Ditto.
4643 (nopv, *nopv): Ditto.
4644 (sleep, *sleep): Ditto.
4647 Backport from 2012-03-21 mainline r185605.
4649 PR rtl-optimization/52543
4651 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4652 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4653 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4654 (avr_load_libgcc_p): Restrict to __flash loads.
4655 (avr_out_lpm): Only handle 1-byte loads from __flash.
4656 (avr_load_lpm): New function.
4657 (avr_find_unused_d_reg): Remove.
4658 (avr_out_lpm_no_lpmx): Remove.
4659 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4660 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4661 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4662 (load_<mode>, load_<mode>_clobber): New insns.
4663 (mov<mode>): For multi-byte move from non-generic
4664 16-bit address spaces: Expand to load_<mode> resp.
4665 load_<mode>_clobber.
4666 (load<mode>_libgcc): Remove expander.
4667 (split-lpmx): Remove split.
4669 Backport from 2012-03-13 mainline r185329.
4672 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4673 offset (size) to a value the insns can deal with.
4674 (expand_epilogue): Ditto.
4676 Backport from 2012-03-12 mainline r185256.
4679 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4680 type from reg_class_t to enum reg_class.
4681 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4683 Backport from 2012-03-12 mainline r185253.
4686 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4687 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4688 r184615 from 2012-02-28.
4690 Backport from 2012-03-08 mainline r185105.
4692 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4693 for constants in [-63,63].
4695 Backport from 2012-03-08 mainline r185100.
4698 * config/avr/avr.c (avr_mem_clobber): New static function.
4699 (avr_expand_delay_cycles): Add memory clobber operand to
4700 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4701 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4702 (enable_interrupt, disable_interrupt): New expander.
4703 (nopv, sleep, wdr): New expanders.
4704 (delay_cycles_1): Add memory clobber.
4705 (delay_cycles_2): Add memory clobber.
4706 (delay_cycles_3): Add memory clobber.
4707 (delay_cycles_4): Add memory clobber.
4708 (cli_sei): New insn from former "enable_interrupt",
4709 "disable_interrupt" with memory clobber.
4710 (*wdt): New insn from former "wdt" with memory clobber.
4711 (*nopv): Similar, but for "nopv".
4712 (*sleep): Similar, but for "sleep".
4714 Backport from 2012-03-07 mainline r185043.
4717 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4719 Backport from 2012-03-07 mainline r185032.
4722 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4723 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4724 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4726 Backport from 2012-03-07 mainline r185031.
4729 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4731 * config/avr/avr.md (xload_8): Adjust insn length.
4733 Backport from 2012-03-07 mainline r185030.
4736 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4737 if RAMPZ affects reading from RAM.
4739 Backport from 2012-03-05 mainline r184919.
4741 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4743 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4745 Backport from mainline r185259.
4748 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4749 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4751 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4753 Backported from mainline
4754 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4757 * c-parser.c (c_parser_postfix_expression)
4758 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4760 * config/i386/smmintrin.h: Avoid /* within a comment.
4761 * config/i386/nmmintrin.h: Likewise.
4763 2012-03-22 Richard Guenther <rguenther@suse.de>
4765 * BASE-VER: Set to 4.7.1.
4766 * DEV-PHASE: Set to prerelease.
4768 2012-03-22 Release Manager
4770 * GCC 4.7.0 released.
4772 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4774 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4776 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4777 Andrew Pinski <apinski@cavium.com>
4780 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4781 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4782 calls instead of __builtin_ir{int,ound}*.
4784 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4787 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4790 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4792 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4793 Refer to GCC 4.7 version of c99status.html.
4795 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4797 Backport from mainline
4798 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4800 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4801 redefine to be NULL if the current bit-size is different from the
4802 configured bit-size.
4804 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4805 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4806 set the default tuning. Add asserts to make sure the cpu and tune
4807 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4808 test whether the index is set, instead of > 0.
4809 (rs6000_file_start): Do not reset the default cpu if the current
4810 bit-size is different from the configured bit-size.
4812 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4814 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4816 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4817 Update binutils references.
4818 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4819 Update binutils reference.
4820 Update Sun as/GNU ld caveat.
4821 Document binutils largefile requirement for LTO plugin.
4822 Remove reference to alternate libpthread.
4824 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4826 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4828 (Specific, mips-sgi-irix6): Likewise.
4830 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4832 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4833 * configure: Regenerate.
4835 2012-03-07 Richard Henderson <rth@redhat.com>
4837 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4838 * config/m68k/sync.md (atomic_test_and_set): Use it.
4839 (atomic_test_and_set_1): Likewise.
4841 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4844 * Makefile.in: Let install-gcc-ar depend on installdirs,
4845 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4846 Don't double canonicalize if cross-compiling.
4848 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4850 * trans-mem.c: New typedef for tm_region_p.
4851 Define vector types for tm_region_p.
4852 (tm_region_init): Replace region_worklist to a vector called
4855 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4858 * trans-mem.c (tm_region_init): Use last_basic_block.
4860 2012-03-05 Richard Henderson <rth@redhat.com>
4863 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4864 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4865 BIGGEST_ALIGNMENT is aligned.
4867 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4869 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4871 2012-03-05 Richard Henderson <rth@redhat.com>
4874 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4875 instead of calling negqi2 directly.
4877 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4879 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4880 (INTMAX_TYPE): Use it.
4881 (UINTMAX_TYPE): Likewise.
4882 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4883 (irix6_c_common_override_options): Declare.
4884 (C_COMMON_OVERRIDE_OPTIONS): Define.
4885 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4886 * config/mips/irix6-c.c: New file.
4887 * config/mips/t-irix6 (irix6-c.o): New target.
4888 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4891 2012-03-02 Richard Henderson <rth@redhat.com>
4893 * optabs.c (expand_atomic_test_and_set): Honor
4894 atomic_test_and_set_trueval even when atomic_test_and_set
4895 optab is not in use.
4897 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4899 Backport from mainline
4900 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4902 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4904 2012-03-02 Richard Guenther <rguenther@suse.de>
4906 * DEV-PHASE: Set to prerelease.
4908 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4910 * config.gcc (obsolete): Add all ARM targets using the FPA.
4911 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4912 * doc/install.texi: Avoid references to obsolete ARM ports.
4914 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4916 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4918 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4919 Joern Rennecke <joern.rennecke@embecosm.com>
4921 * doc/extend.texi: Expand and update information on interrupt
4922 attribute for Epiphany.
4924 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4926 * config/sh/sh-protos.h: Update copyright notice dates.
4927 * config/sh/sh.h: Likewise.
4928 * config/sh/sh.md: Likewise.
4929 * config/sh/constraints.md: Likewise.
4930 * config/sh/predicates.md: Likewise.
4932 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4934 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4935 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4937 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4939 * config/sh/constraints.md: Fix comment typo.
4941 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4944 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4945 unsigned HOST_WIDE_INT.
4946 (zvdep_imm64): Likewise.
4947 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4948 (vdepi_and): Likewise.
4949 Likewise for unamed 64-bit patterns.
4950 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4952 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4955 PR rtl-optimization/52417
4956 * cselib.c (cselib_any_perm_equivs): New variable.
4957 (cselib_reset_table): Check that it's not set when not
4958 preserving constants.
4959 (cselib_add_permanent_equiv): Set it.
4960 (cselib_have_permanent_equivalences): New.
4961 (cselib_init, cselib_finish): Reset it.
4962 * cselib.h (cselib_have_permanent_equivalences): Declare.
4963 * alias.c (get_addr): Restore earlier behavior when there
4964 aren't permanent equivalences.
4966 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4968 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4969 * config/v850/v850-modes.def: Fix copyright notice.
4971 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4973 * doc/extend.texi (AVR Built-in Functions): Document
4974 __builtin_avr_flash_segment.
4976 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4977 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4978 (*split.flash_segment): New insn-and-split.
4979 * config/avr/avr.c (avr_init_builtins): Add local variables:
4980 const_memx_void_node, const_memx_ptr_type_node,
4981 char_ftype_const_memx_ptr.
4983 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4985 PR tree-optimization/52445
4986 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4987 add ssa_name_ver, offset and size fields and change store field
4989 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4990 (add_or_mark_expr): Likewise. Only consider previous stores
4991 with the same size and offset.
4992 (nt_init_block): Only look at gimple_assign_single_p stmts,
4993 doesn't look at rhs2.
4995 2012-03-01 Richard Guenther <rguenther@suse.de>
4998 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4999 conversions from integral types to pointer types.
5001 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5003 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
5004 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
5005 unintentionally removed in r184616.
5007 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5009 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
5012 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5013 Uros Bizjak <ubizjak@gmail.com>
5016 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
5017 alternatives, add "e" constraint to the new last alternative
5018 and ! to last 3 alternatives.
5020 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
5022 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
5023 DW_AT_artificial attributes at the end of the processing.
5024 (gen_array_type_die): Likewise.
5025 (gen_enumeration_type_die): Likewise.
5026 (gen_struct_or_union_type_die): Likewise.
5027 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
5030 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5033 * expr.c (expand_assignment): If doing misaligned store that doesn't
5034 cover all mode bits, perform a RMW cycle.
5036 PR tree-optimization/52429
5037 * tree-parloops.c (separate_decls_in_region_debug): Return early
5038 if var is LABEL_DECL.
5040 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5042 PR tree-optimization/52424
5043 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5044 calling dom_thread_across_edge.
5046 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5048 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5050 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5052 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5053 * config/avr/avr.c (avr_output_bld): Remove unused function.
5054 (avr_out_sbxx_branch): Use "%T" to print bit position.
5056 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5058 * config/avr/avr.md: Untabify.
5060 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5062 * config/avr/avr.md (eqne): New code iterator.
5063 (*dec-and-branchsi): Use it in text peephole's condition.
5064 (*dec-and-branchhi): Ditto.
5065 (*dec-and-branchqi): Ditto.
5067 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5070 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5071 the device does not have the skip-bug.
5073 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5075 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5076 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5077 -mpretend-cmove): New.
5079 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5082 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5083 doesn't count DEBUG_INSN refs.
5084 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5085 for DEBUG_INSN refs.
5087 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5091 2012-02-20 Richard Guenther <rguenther@suse.de>
5092 PR tree-optimization/52298
5093 * tree-vect-stmts.c (vectorizable_load): Properly use
5094 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5097 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5100 * gimple.h (gimple_in_transaction): New.
5101 (gimple_set_in_transaction): New.
5102 (struct gimple_statement_base): Add in_transaction field.
5103 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5105 (tree_ssa_lim_initialize): Compute transaction bits.
5106 * tree.h (compute_transaction_bits): Protoize.
5107 * trans-mem.c (tm_region_init): Use the heap to store BB
5109 (compute_transaction_bits): New.
5111 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5113 * gcc.c (display_help): Document --help=common and sort entries
5116 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5118 * doc/install.texi: Document check-$LANG specific shortcuts
5120 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5123 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5125 * config/arm/arm_neon.h: Regenerate.
5126 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5127 (neon_vcgeu): New insn.
5128 (neon_vcgtu): Likewise.
5129 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5130 (ops): Unsigned comparison intrinsics call a different
5133 2012-02-28 Richard Guenther <rguenther@suse.de>
5136 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5137 ordering for the VEC_CONCAT for two element vectors for
5138 V2SFmode, V2SImode and V2DImode.
5140 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5143 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5144 detecting big-endian triplets.
5146 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5148 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5149 mode if there is no type information available.
5151 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5153 PR tree-optimization/53207
5154 * doc/invoke.texi: Document as experimental and relying on graphite.
5156 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5158 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5159 of initializer to changes from r184614.
5161 2012-02-28 Richard Guenther <rguenther@suse.de>
5163 PR tree-optimization/52395
5164 * tree-sra.c (build_ref_for_offset): Also look at the base
5165 TYPE_ALIGN when figuring out the alignment of the replacement.
5167 2012-02-28 Richard Guenther <rguenther@suse.de>
5169 PR tree-optimization/52402
5170 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5171 mis-aligned types when creating the accesses at the call site.
5173 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5175 * config/avr/builtins.def: New file.
5176 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5177 * config/avr/avr.c (enum avr_builtin_id): Use it.
5178 (avr_init_builtins): Use it. And use avr_bdesc.
5179 (bdesc_1arg): Remove.
5180 (bdesc_2arg): Remove.
5181 (bdesc_3arg): Remove.
5182 (struct avr_builtin_description): Add field n_args.
5183 (avr_bdesc): New static variable using builtins.def.
5184 (avr_expand_builtin): Use it.
5185 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5186 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5187 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5189 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5192 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5193 match only one single hard register with respective hard reg rtx.
5194 (movmemx_<mode>): Ditto.
5195 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5196 insn anatomy of movmem[x]_<mode>.
5197 (avr_out_movmem): Same for printing assembler and operand usage.
5199 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5203 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5204 address spaces located outside of device flash.
5206 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5207 (mcu_type_s): Add field n_flash.
5208 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5209 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5210 (AVR_MCU): Add N_FLASH argument.
5211 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5212 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5213 macro __FLASH<n> if that address space makes sense for the device.
5214 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5215 outside of target flash.
5216 (avr_asm_named_section): Ditto.
5217 (avr_asm_select_section): Ditto.
5218 (avr_addr_space_convert): Ditto.
5219 (avr_emit_movmemhi): Ditto.
5220 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5221 address space is outside of device flash.
5222 (avr_insert_attributes): Ditto.
5223 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5224 avr_current_arch->n_segments.
5226 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5229 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5231 (*movabs<mode>_2): Likewise.
5233 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5236 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5237 s_register_operand in the test instead of REG_P. Don't call
5238 gen_reg_rtx if it won't be used.
5240 PR tree-optimization/52376
5241 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5243 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5245 * ifcvt.c (noce_get_condition): Check condition variable is not
5246 small_register_classes_for_mode_p before accepting.
5248 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5250 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5252 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5255 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5256 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5258 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5260 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5262 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5264 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5266 * config/sh/predicates.md: Remove blank lines.
5267 * config/sh/sh.c: Fix typos in comments.
5268 * config/sh/constraints.md: Likewise.
5269 * config/sh/sh.md: Remove blank lines.
5270 Fix typos in comments. Use ;; as comment characters.
5272 2012-02-26 Walter Lee <walt@tilera.com>
5274 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5275 (replace_mov_pcrel_step2): Ditto.
5277 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5280 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5281 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5282 and locs that reference values newer than the non-canonical value
5283 at hand. Return the canonical value as a worst case.
5284 (memrefs_conflict_p): Walk canonical value's locs.
5287 * cselib.c (preserve_only_constants): Rename to...
5288 (preserve_constants_and_equivs): ... this. Split out...
5289 (invariant_or_equiv_p): ... this. Preserve plus expressions
5290 of other preserved expressions too.
5291 (cselib_reset_table): Adjust.
5292 * var-tracking.c (reverse_op): Use canonical value to build
5295 2012-02-23 Kai Tietz <ktietz@redhat.com>
5297 * config/i386/i386.c (ix86_delegitimize_address): Handle
5298 UNSPEC_PCREL plus displacement.
5300 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5303 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5304 to test for unusedness in st X addressing.
5306 2012-02-24 Richard Guenther <rguenther@suse.de>
5309 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5310 (is_gimple_reg_type): Move inline ...
5311 * gimple.h (is_gimple_reg_type): ... here.
5313 2012-02-24 Richard Guenther <rguenther@suse.de>
5316 * passes.c (execute_function_todo): When verifying SSA form
5317 verify gimple form first.
5318 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5320 2012-02-24 Richard Guenther <rguenther@suse.de>
5323 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5324 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5326 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5328 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5330 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5332 * tree-phinodes.c (make_phi_node): Mark static.
5333 * tree-flow.h (make_phi_node): Remove extern decl.
5334 * doc/gimple.texi (make_phi_node): Remove documentation.
5336 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5338 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5339 * tree-ssa-sccvn.c (print_scc): Ditto.
5341 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5343 * doc/passes.texi (Full redundancy elimination): Fix typo.
5345 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5347 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5349 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5352 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5354 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5357 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5359 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5361 * config/avr/avr.md (code_stdname): Add ior, xor.
5362 (xior): New code iterator.
5363 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5364 (*<code_stdname><mode>qi.byte1-3): Ditto.
5366 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5368 PR tree-optimization/52019
5369 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5372 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5374 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5375 HAVE_INITFINI_ARRAY to work around namespace pollution in
5376 certain versions of newlib system headers.
5377 * config.in: Regenerate.
5378 * configure: Regenerate.
5379 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5380 instead of HAVE_INITFINI_ARRAY.
5382 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5385 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5386 is not offsettable memory reference.
5388 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5391 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5392 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5394 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5396 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5397 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5399 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5401 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5402 library on Solaris 8 even without TLS support.
5403 * configure: Regenerate.
5405 2012-02-22 Richard Guenther <rguenther@suse.de>
5408 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5409 for GIMPLE_DEBUG stmts.
5411 2012-02-22 Martin Jambor <mjambor@suse.cz>
5414 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5415 according to the base object.
5417 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5419 PR rtl-optimization/50063
5420 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5421 and 2 (8-bit SP) in operand 2.
5422 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5423 setup to use movhi_sp_r instead of vanilla move to write SP.
5424 Adjust REG_CFA notes to superseed unspec.
5425 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5427 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5428 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5429 irq_state 1 (IRQ known to be on) here.
5431 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5433 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5435 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5436 assign_hard_reg): Likewise.
5438 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5440 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5442 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5445 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5446 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5448 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5450 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5451 prototype from here to...
5452 * config/avr/avr.h: ...here.
5454 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5457 * thumb2.md (thumb2_shiftsi3_short): Split register and
5458 immediate shifts. For register shifts tie operands 0 and 1.
5459 (peephole2 for above): Check that register-controlled shifts
5460 have suitably tied operands.
5462 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5465 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5466 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5467 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5468 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5469 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5470 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5471 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5472 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5473 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5474 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5475 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5476 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5477 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5478 bdver1_ssevector_avx256_unaligned_load,
5479 bdver1_ssevector_sse128_unaligned_load,
5480 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5481 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5482 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5483 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5484 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5485 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5486 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5487 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5488 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5489 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5490 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5491 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5492 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5493 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5494 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5495 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5496 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5497 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5498 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5499 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5500 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5501 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5502 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5503 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5504 bdver1_ssediv_double_load, bdver1_ssediv_double,
5505 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5506 Add "bdver2" attribute.
5508 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5510 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5511 default if possible and not specified otherwise.
5513 2012-02-21 Richard Guenther <rguenther@suse.de>
5516 * gimplify.c (create_tmp_from_val): Use the main variant type
5517 for the type of the temporary we create.
5519 2012-02-21 Richard Guenther <rguenther@suse.de>
5521 PR tree-optimization/52324
5522 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5523 do not gimplify a MEM_REF address operand if it is already
5526 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5528 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5529 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5531 2012-02-21 Richard Guenther <rguenther@suse.de>
5533 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5534 nested_in_vect_loop.
5536 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5538 PR tree-optimization/52318
5539 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5540 vdef also to non-pure/const call stmts in the sequence.
5542 2012-02-20 David S. Miller <davem@davemloft.net>
5544 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5545 don't use the "rd %pc" instruction on v9 for PIC register loads.
5547 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5550 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5551 in a transaction safe function.
5553 2012-02-20 Kai Tietz <ktietz@redhat.com>
5556 * stor-layout.c (place_field): Handle desired_align for
5559 2012-02-20 Richard Guenther <rguenther@suse.de>
5561 PR tree-optimization/52298
5562 * tree-vect-stmts.c (vectorizable_store): Properly use
5563 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5565 (vectorizable_load): Likewise.
5566 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5567 Access DR_STEP after ensuring it is not NULL.
5569 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5571 PR tree-optimization/52286
5572 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5573 optimization use double_int_to_tree instead of build_int_cst_wide,
5574 rewrite to use double_int vars.
5576 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5579 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5581 Remove -e 0 from $gcc_cv_ld invocation.
5582 Only use __GLIBC_PREREQ if defined.
5583 Enable on Solaris since Solaris 8 patch.
5584 (gcc_SUN_LD_VERSION): New macro.
5585 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5586 gcc_SUN_LD_VERSION for version number format.
5587 * configure: Regenerate.
5588 * varasm.c (get_elf_initfini_array_priority_section): Set
5589 SECTION_NOTYPE for non-default priority.
5590 Use get_section instead of get_unnamed_section to emit
5591 .init_array/.fini_array with default priority.
5593 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5595 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5596 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5597 (mips_start_unique_function, mips_output_mips16_rdhwr)
5598 (mips_code_end): New functions.
5599 (TARGET_ASM_CODE_END): Define.
5601 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5603 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5604 to stubs with non-sibling calls.
5606 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5608 * doc/invoke.texi (-fira-* options): Copy-edit.
5609 (ira-* parameters): Copy-edit.
5611 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5613 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5614 GCC coding conventions.
5616 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5618 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5619 when used as adjectives.
5621 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5623 * doc/invoke.texi: Clean up "that"/"which" confusion.
5625 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5627 * system.h: Poison SMALL_REGISTER_CLASSES
5628 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5629 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5631 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5633 PR tree-optimization/52285
5634 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5635 when deciding if a call is a tail call or tail recursion.
5637 2012-02-16 Kai Tietz <ktietz@redhat.com>
5639 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5640 interger-constant displacement for UNSPEC_PCREL.
5642 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5644 PR rtl-optimization/52208
5645 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5646 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5648 PR tree-optimization/52255
5649 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5650 loop->header has virtual PHI, but exit_e->dest doesn't, add
5651 virtual PHI to exit_e->dest and adjust all uses after the loop.
5654 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5655 children with clone_tree_hash, not after it.
5657 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5659 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5660 extended identifiers.
5662 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5665 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5666 a same_body_alias, also test whether e->callee isn't a former
5667 or current clone of the decl this is a same body alias of.
5669 PR translation/52264
5670 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5672 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5674 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5676 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5679 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5680 force_reg instead of copy_to_reg for better optimization. Force
5681 non-register or memory operands into a register.
5683 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5685 * extend.texi: Reserve upper bits of memory model for future use.
5687 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5688 Anatoly Sokolov <aesok@post.ru>
5689 Eric Weddington <eric.weddington@atmel.com>
5692 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5693 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5694 Rewrite initializers for .macro.
5695 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5696 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5697 atxmega32d4, atxmega32x1.
5698 avrxmega4: atxmega64a3, atxmega64d3.
5699 avrxmega5: atxmega64a1, atxmega64a1u.
5700 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5701 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5702 avrxmega7: atxmega128a1, atxmega128a1u.
5703 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5704 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5705 (struct base_arch_s): Rename reserved to xmega_p.
5706 Rename reserved2 to have_rampd.
5707 (AVR_XMEGA): New define.
5708 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5709 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5710 * config/avr/predicates.md (io_address_operand): Take into
5712 (low_io_address_operand): Ditto.
5713 (high_io_address_operand): Ditto.
5714 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5715 (enabled, movhi_sp_r): Use them.
5716 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5717 cpp_define_formatted to built-in define __AVR_ARCH__.
5718 (__AVR_XMEGA__): New built-in define.
5719 (__AVR_HAVE_RAMPD__): New built-in define.
5720 (__AVR_HAVE_RAMPX__): New built-in define.
5721 (__AVR_HAVE_RAMPY__): New built-in define.
5722 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5724 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5725 (avr_option_override): Initialize them.
5726 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5727 (avr_init_expanders): Initialize them. No more block several calls.
5728 (emit_push_sfr): New static function.
5729 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5731 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5732 (avr_print_operand): Print addreeses as symbols for
5733 RAMPX, RAMPY, RAMPD, CCP.
5734 (output_movhi): Handle AVR_XMEGA when writing to SP.
5735 (avr_out_movhi_mr_r_xmega): New static function.
5736 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5737 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5738 __RAMPD__, __CCP__ as needed.
5740 * config/avr/multilib.h: Regenerate.
5741 * config/avr/t-multilib: Regenerate.
5742 * config/avr/avr-tables.opt: Regenerate.
5744 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5746 PR tree-optimization/50561
5747 * graphite-flattening.c (lst_project_loop): Do not
5748 remove old scattering dimensions after flattening.
5749 (lst_do_flatten): Likewise.
5751 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5753 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5754 __builtin_avr_map8, __builtin_avr_map16.
5755 Document __builtin_avr_insert_bits.
5757 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5758 (insert_bits): New insn.
5759 (adjust_len.map_bits): Rename to insert_bits.
5760 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5761 * avr-protos.h (avr_out_map_bits): Remove.
5762 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5763 * config/avr/constraints.md (Cxf,C0f): New.
5764 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5765 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5766 New built-in define __BUILTIN_AVR_INSERT_BITS.
5767 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5768 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5769 (avr_move_bits): Rewrite.
5770 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5772 (avr_map_op_t): New typedef.
5773 (avr_map_op): New static variable.
5774 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5775 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5776 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5777 (bdesc_3arg, avr_expand_triop_builtin): New.
5778 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5779 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5780 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5781 (avr_map_equal_p, avr_map_sig_p): Remove.
5782 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5783 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5784 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5785 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5786 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5787 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5789 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5791 * config/c6x/c6x.md (reserve_cycles): New attribute.
5792 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5793 don't reserve functional units after the branch occurs.
5795 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5798 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5799 functions into non-tm_pure functions.
5801 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5804 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5805 (iterative_hash_canonical_type): Likewise.
5806 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5809 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5811 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5812 sched-group insn, it either remains alone or the entire list is pruned.
5814 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5816 * doc/install.texi (Prerequisites): Fix grammar.
5817 (Configuration): Likewise.
5819 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5821 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5822 MPC as part of GCC before describing configuring with --with-gmp etc.
5823 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5824 sources are present.
5826 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5829 * dwarf2out.c (clone_tree_hash): New function.
5830 (copy_decls_walk): Use it instead of clone_tree.
5832 2012-02-14 Richard Guenther <rguenther@suse.de>
5834 PR tree-optimization/52244
5835 PR tree-optimization/51528
5836 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5837 replacements for integral types.
5839 2012-02-14 Walter Lee <walt@tilera.com>
5841 * config.gcc: Handle tilegx and tilepro.
5842 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5844 Add HAVE_AS_TLS check for tilegx and tilepro.
5845 * configure: Regenerate.
5846 * doc/contrib.texi: Add Mat Hostetter and self.
5847 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5848 Document instruction intrinsics and network accessing intrinsics.
5849 (TILEPro Built-in Functions): New node. Document instruction
5850 intrinsics and network accessing intrinsics.
5851 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5852 (Specific, tilepro-*-linux*): Likewise.
5853 * doc/invoke.texi (TILE-Gx Options): New section.
5854 (TILEPro Options): New section.
5855 * doc/md.texi (TILE-Gx): New section.
5856 (TILEPro): New section.
5857 * common/config/tilegx/tilegx-common.c: New file.
5858 * common/config/tilepro/tilepro-common.c: New file.
5859 * config/tilegx/constraints.md: New file.
5860 * config/tilegx/linux.h: New file.
5861 * config/tilegx/mul-tables.c: New file.
5862 * config/tilegx/predicates.md: New file.
5863 * config/tilegx/sync.md: New file.
5864 * config/tilegx/t-tilegx: New file.
5865 * config/tilegx/tilegx-builtins.h: New file.
5866 * config/tilegx/tilegx-c.c: New file.
5867 * config/tilegx/tilegx-generic.md: New file.
5868 * config/tilegx/tilegx-modes.def: New file.
5869 * config/tilegx/tilegx-multiply.h: New file.
5870 * config/tilegx/tilegx-protos.h: New file.
5871 * config/tilegx/tilegx.c: New file.
5872 * config/tilegx/tilegx.h: New file.
5873 * config/tilegx/tilegx.md: New file.
5874 * config/tilegx/tilegx.opt: New file.
5875 * config/tilepro/constraints.md: New file.
5876 * config/tilepro/gen-mul-tables.cc: New file.
5877 * config/tilepro/linux.h: New file.
5878 * config/tilepro/mul-tables.c: New file.
5879 * config/tilepro/predicates.md: New file.
5880 * config/tilepro/t-tilepro: New file.
5881 * config/tilepro/tilepro-builtins.h: New file.
5882 * config/tilepro/tilepro-c.c: New file.
5883 * config/tilepro/tilepro-generic.md: New file.
5884 * config/tilepro/tilepro-modes.def: New file.
5885 * config/tilepro/tilepro-multiply.h: New file.
5886 * config/tilepro/tilepro-protos.h: New file.
5887 * config/tilepro/tilepro.c: New file.
5888 * config/tilepro/tilepro.h: New file.
5889 * config/tilepro/tilepro.md: New file.
5890 * config/tilepro/tilepro.opt: New file.
5892 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5894 PR tree-optimization/52210
5895 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5896 vect_model_simple_cost with two entry vect_def_type array instead
5897 of an address of dt.
5899 2012-02-14 Richard Guenther <rguenther@suse.de>
5902 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5903 Do not stream DECL_QUALIFIER.
5904 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5905 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5906 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5908 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5911 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5914 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5917 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5918 * cselib.c (cselib_subst_to_values_from_insn): New function.
5919 * sched-deps.c (add_insn_mem_dependence,
5920 sched_analyze_1, sched_analyze_2): Use it.
5922 2012-02-13 Jan Hubicka <jh@suse.cz>
5925 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5927 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5929 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5930 (GTM_SELF_SPECS): Define if not already defined.
5931 (driver_self_specs): Add GTM_SELF_SPECS.
5932 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5933 (GTM_SELF_SPECS): Define.
5934 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5935 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5937 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5939 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5942 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5945 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5946 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5948 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5951 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5953 2012-02-13 Richard Guenther <rguenther@suse.de>
5955 PR translation/52211
5956 * passes.c (enable_disable_pass): Fix typo.
5958 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5961 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5962 XOR for reduce_bit_field if type is unsigned.
5964 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5966 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5967 disallow changes from SFmode to mode with different size in FP regs.
5969 2012-02-12 Robert Millan <rmh@gnu.org>
5970 Gerald Pfeifer <gerald@pfeifer.com>
5972 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5975 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5977 PR rtl-optimization/52175
5978 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5979 to frame-related instructions.
5981 2012-02-10 Jason Merrill <jason@redhat.com>
5984 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5985 (demangle_new_symbols): Fill it.
5986 (scan_linker_output): Walk it.
5987 (start_tweaking): Split out from scan_linker_output.
5988 (maybe_tweak): Update sym->chosen.
5989 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5991 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5994 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5996 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5998 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5999 having the same mode as previous compare.
6001 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
6003 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
6004 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
6005 (nonlocal_goto_internal): Likewise.
6006 (nonlocal_goto): Emit a use and an indirect jump directly.
6008 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
6011 * doc/extend.texi : Update comments for __atomic_compare_exchange and
6012 __atomic_{is,always}_lock_free.
6014 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
6017 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
6018 negative constant address for x32.
6020 2012-02-10 Richard Henderson <rth@redhat.com>
6022 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
6023 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
6024 for GIMPLE_TRANSACTION. Tidy if's into a switch.
6026 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6027 Ira Rosen <irar@il.ibm.com>
6029 PR tree-optimization/50031
6030 * targhooks.c (default_builtin_vectorization_cost): Handle
6032 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
6033 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
6034 all types of reduction and pattern statements.
6035 (vect_estimate_min_profitable_iters): Likewise.
6036 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
6037 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
6038 for explicit realigns.
6039 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
6040 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6042 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6043 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6044 vec_perm for VSX and handle vec_promote_demote.
6046 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6049 * builtins.c (fold_builtin_atomic_always_lock_free,
6050 expand_builtin_atomic_always_lock_free,
6051 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6052 Return and/or test boolean_true_node/boolean_false_node instead of
6053 integer_one_node/integer_zero_node.
6055 2012-02-10 Jan Hubicka <jh@suse.cz>
6058 * predict.c (predict_paths_for_bb): Prevent looping.
6059 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6061 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6063 * config/arm/arm.c (output_move_double): In one case properly
6064 count number of instructions that will be emitted.
6066 2012-02-10 Richard Guenther <rguenther@suse.de>
6068 PR translation/52193
6069 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6071 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6074 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6076 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6079 * var-tracking.c (emit_note_insn_var_location): If
6080 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6081 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6082 non-NOTE_DURING_CALL_P insn.
6084 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6087 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6089 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6092 * gcc.c (switch_matches) Support switches with separated form,
6095 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6097 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6099 (RAMPZ_ADDR): Ditto.
6100 * config/avr/avr.c (avr_addr_t): New typedef.
6101 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6102 (avr_init_expanders): Initialize it.
6103 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6105 (expand_epilogue): Ditto.
6106 (avr_print_operand): Ditto.
6107 (avr_file_start): Ditto.
6108 (avr_emit_movmemhi): Ditto.
6110 2012-02-08 Richard Guenther <rguenther@suse.de>
6112 PR tree-optimization/46886
6113 * tree-flow.h (do_while_loop_p): Declare.
6114 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6115 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6117 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6119 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6120 always succeed for integers larger than a native word.
6122 2012-02-08 Richard Guenther <rguenther@suse.de>
6124 PR rtl-optimization/52170
6125 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6126 properly handle integer vector modes.
6128 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6130 PR gcov-profile/52150
6131 * coverage.c: Include target.h.
6132 (build_var): Call targetm.strip_name_encoding on the assembler name.
6133 Change one _ into . or $ if the target allows it.
6134 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6136 PR rtl-optimization/52139
6137 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6138 is a BARRIER after emit_insn_after_noloc, move BB_END
6139 to the last non-BARRIER insn before it.
6141 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6144 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6145 (mips_gimplify_va_arg_expr): Call it instead of
6146 std_gimplify_va_arg_expr.
6148 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6150 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6151 message for -mno-pointers-to-nested-function.
6153 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6156 * expr.c (get_inner_reference): If there is an offset, add a negative
6157 bit position to it (if any).
6159 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6161 PR rtl-optimization/52060
6162 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6163 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6164 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6165 and/or i0src_copy2 when needed.
6167 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6169 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6170 or LTOPLUGINSONAME if have_c.
6172 * config/freebsd-spec.h: Add comment about what macros can be defined
6174 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6175 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6178 2012-02-07 Richard Guenther <rguenther@suse.de>
6180 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6181 newline in -alias dumps.
6183 2012-02-07 Kai Tietz <ktietz@redhat.com>
6184 Dave Korn <dave.korn.cygwin@gmail.com>
6187 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6188 Take care that typinfo gets dllexport-attribute.
6190 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6193 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6194 if modifier < EXPAND_SUM call force_operand on the result.
6196 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6198 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6199 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6201 (epiphany_function_type): Replace types for specific interrupts with
6202 EPIPHANY_FUNCTION_INTERRUPT.
6203 (EPIPHANY_INTERRUPT_P): Update.
6204 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6205 New static function.
6206 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6207 <disinterrupt>: Affects type identity.
6208 (epiphany_handle_interrupt_attribute): Handle variable number of
6210 (epiphany_compute_function_type): Update for new
6211 epiphany_function_type definition.
6212 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6213 handlers with a longcall forwarder.
6214 (epiphany_start_function): Handle multiple interrupt arguments and/or
6215 forwarder_section attribute.
6217 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6220 2012-02-07 Alan Modra <amodra@gmail.com>
6223 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6226 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6228 PR tree-optimization/50969
6229 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6230 use vec_perm rather than vector_stmt.
6231 (vect_model_load_cost): Likewise.
6232 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6233 vec_perm to be the same as other vector statements.
6234 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6235 cost of vec_perm for TARGET_VSX.
6237 2012-02-06 Richard Guenther <rguenther@suse.de>
6239 PR tree-optimization/52115
6240 * tree-sra.c (access_has_replacements_p): New function.
6241 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6243 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6246 * trans-mem.c (expand_call_tm): Add an assertion.
6247 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6250 2012-02-06 Richard Guenther <rguenther@suse.de>
6252 PR tree-optimization/50955
6253 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6254 raise cost of expressions that replace an address with an
6255 expression based on a different pointer.
6257 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6260 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6261 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6263 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6266 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6267 -Weffc++ and specify guidelines come from second edition.
6269 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6271 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6272 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6273 (call_direct_split, call_value_split, call_value_internal_direct)
6274 (call_value_direct_split, call_value_multiple_split): Use jal and
6275 jal_macro attributes.
6277 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6279 * reload1.c (reload_regs_reach_end_p): Replace with...
6280 (reload_reg_rtx_reaches_end_p): ...this function.
6281 (new_spill_reg_store): Update commentary.
6282 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6283 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6284 before setting new_spill_reg_store.
6285 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6286 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6287 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6288 for non-spill reload registers.
6290 2012-02-05 Ira Rosen <irar@il.ibm.com>
6292 PR tree-optimization/52091
6293 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6294 (vect_is_simple_use_1): Likewise.
6295 * tree-vect-loop.c (vectorizable_reduction): Update calls
6296 to vect_is_simple_use_1 and vect_is_simple_use.
6297 (vectorizable_live_operation): Likewise.
6298 * tree-vect-patterns.c (widened_name_p,
6299 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6300 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6301 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6302 vectorizable_shift,vectorizable_operation, vectorizable_store,
6303 vectorizable_load): Likewise.
6304 (vect_is_simple_cond): Add an argument, pass it to
6305 vect_is_simple_use_1.
6306 (vectorizable_condition): Update calls to vect_is_simple_cond,
6308 (vect_is_simple_use): Add an argument, the statement in which
6309 OPERAND is used. Check that if OPERAND's def stmt is a double
6310 reduction phi node, the use is a phi node too.
6311 (vect_is_simple_use_1): Add an argument, pass it to
6313 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6314 to vect_is_simple_use.
6316 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6318 PR rtl-optimization/52095
6319 * modulo-sched.c (dump_insn_locator): New function.
6320 (loop_canon_p, sms_schedule): Use it.
6322 PR rtl-optimization/52113
6323 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6324 even for decomposable shift/zext insns.
6326 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6327 Zdenek Dvorak <ook@ucw.cz>
6329 PR rtl-optimization/52092
6330 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6331 on get_iv_value result.
6333 2012-02-02 Andrew Pinski <apinski@cavium.com>
6337 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6339 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6342 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6344 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6346 PR rtl-optimization/49800
6347 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6348 (sched_finish): Call regstat_free_n_sets_and_refs.
6350 2012-02-02 Jia Liu <proljc@gmail.com>
6352 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6355 2012-02-02 Jan Hubicka <jh@suse.cz>
6356 Tom de Vries <tom@codesourcery.com>
6359 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6360 * varpool.c (varpool_analyze_pending_decls): Likewise.
6362 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6363 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6365 * config.gcc: Add cr16-* support.
6367 * doc/extend.texi: Document cr16 extensions.
6368 * doc/install.texi: Document cr16 install.
6369 * doc/invoke.texi: Document cr16 options.
6370 * doc/md.texi: Document cr16 constraints.
6372 * common/config/cr16/cr16-common.c: New file.
6373 * config/cr16/cr16.c: New file.
6374 * config/cr16/cr16.h: New file.
6375 * config/cr16/cr16.md: New file.
6376 * config/cr16/cr16.opt: New file.
6377 * config/cr16/cr16-protos.h: New file.
6378 * config/cr16/predicates.md: New file.
6379 * config/cr16/constraints.md: New file.
6380 * config/cr16/t-cr16: New file.
6382 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6385 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6386 that operands[2] is either immediate, or q_regs_operand.
6388 PR tree-optimization/52073
6389 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6390 a pattern stmt for pattern uses, ignore uses outside of the loop.
6392 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6394 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6395 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6396 (OUT_AS1, OUT_AS2): Remove.
6398 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6400 PR rtl-optimization/51374
6401 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6402 to cross other volatile_refs_p insns.
6404 2012-02-01 Richard Guenther <rguenther@suse.de>
6406 * doc/invoke.texi (fno-inline): Clarify documentation.
6407 (finline-small-functions): Likewise.
6408 (finline-functions): Likewise.
6409 * common.opt (finline): Adjust comment and documentation.
6410 (finline-small-functions): Clarify documentation.
6411 (finline-functions): Likewise.
6412 (finline-functions-called-once): Likewise.
6414 2012-02-01 Tristan Gingold <gingold@adacore.com>
6416 * c-typeck.c (composite_type): Keep mode for pointers.
6418 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6420 * function.h (regno_reg_rtx): Adjust comment.
6421 * reginfo.c (init_reg_modes_target): Only use the previous mode
6422 if it fits within one register. Remove MIPS comment.
6424 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6427 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6429 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6431 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6432 to srak instruction.
6434 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6436 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6438 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6443 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6445 2012-01-31 Richard Guenther <rguenther@suse.de>
6447 PR tree-optimization/51528
6448 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6451 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6456 * ree.c (add_removable_extension): Change def_map argument
6457 to unsigned *, store in def_map 1 + offset into *insn_list vector
6458 instead of pointers into the vector.
6459 (find_removable_extensions): Adjust caller.
6461 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6463 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6464 Transform all "* quoted-c-code" to { c-code }.
6465 Remove redundant test for "optimize" in combine patterns.
6466 Move (include "avr-dimode.md") to end of file.
6468 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6471 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6472 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6474 2012-01-30 Richard Guenther <rguenther@suse.de>
6476 PR tree-optimization/52028
6477 * tree-loop-distribution.c (ldist_gen): Properly update
6480 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6483 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6484 set_cur_line_info_table if not emitting debug info.
6486 PR tree-optimization/52046
6487 * tree-vect-patterns.c (check_bool_pattern): Give up if
6488 a comparison could throw.
6491 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6493 2012-01-30 Richard Guenther <rguenther@suse.de>
6495 PR tree-optimization/52045
6496 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6497 SSA form if cfgcleanup did anything.
6499 2012-01-30 Richard Guenther <rguenther@suse.de>
6501 PR tree-optimization/52045
6502 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6503 before computing final todo.
6505 2012-01-30 Richard Guenther <rguenther@suse.de>
6507 PR tree-optimization/51528
6508 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6511 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6513 * df-problems.c (df_kill_notes): Check that the use refers
6514 to the note under examination.
6516 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6519 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6520 parameter and use short-lived pseudos.
6521 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6522 (sparc_expand_vector_init): Const-ify local variables and adjust
6523 calls to above functions.
6525 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6527 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6529 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6531 * doc/invoke.texi: Make usage of "compile time" and
6532 "run time"/"runtime" consistent throughout the file.
6534 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6536 * config/alpha/alpha.c (alpha_option_override): Default to
6537 full IEEE compliance mode for Go language.
6539 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6541 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6542 (LINK_SSP_SPEC): Define.
6544 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6547 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6550 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6552 * doc/invoke.texi: Correct hyphenation of "floating point",
6553 "double precision", and related terminology throughout the file.
6555 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6558 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6559 arm_general_register_operand predicate for operand 2 instead of
6562 2012-01-27 Ian Lance Taylor <iant@google.com>
6565 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6566 * builtins.c (expand_builtin_init_trampoline): Add onstack
6567 parameter. Change caller.
6568 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6569 * tree.c (build_common_builtin_nodes): Declare
6570 __builtin_init_heap_trampoline.
6572 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6574 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6575 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6576 * config/avr/avr.c: Ditto.
6577 (avr_regnames): Remove because unused.
6578 * config/avr/avr.md (*cpse.ne): New peephole.
6579 (*cpse.eq): New peephole from former cpse peepholes.
6581 2012-01-27 Michael Eager <eager@eagercon.com>
6583 * config/microblaze.c (microblaze_emit_compare): Correct
6584 test after pcmp instruction.
6586 2012-01-27 Richard Guenther <rguenther@suse.de>
6588 PR tree-optimization/52020
6589 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6591 2012-01-27 Richard Guenther <rguenther@suse.de>
6593 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6594 function non-const/pure.
6596 2012-01-27 Richard Guenther <rguenther@suse.de>
6598 PR tree-optimization/50444
6599 * tree-sra.c (build_ref_for_offset): Properly adjust the
6600 MEM_REF type for unaligned accesses.
6602 2012-01-27 Richard Guenther <rguenther@suse.de>
6604 PR tree-optimization/50444
6605 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6606 (expand_assignment): Use it. Properly handle misaligned
6607 bases when expanding stores to component references.
6608 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6611 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6614 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6615 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6616 * tree-data-ref.c (find_data_references_in_loop): Make static.
6617 (compute_all_dependences): Change return type to bool. Bail out
6618 for too many datarefs in a loop. Move the hunk resetting the data
6619 dependences vector from ...
6620 (compute_data_dependences_for_loop): ... here. Account for
6621 compute_all_dependences returning false.
6622 (compute_data_dependences_for_bb): Likewise.
6623 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6624 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6626 2012-01-27 Richard Guenther <rguenther@suse.de>
6629 * expr.c (store_field): Use the alias-set of the scratch memory
6632 2012-01-27 Tom de Vries <tom@codesourcery.com>
6634 PR tree-optimization/51990
6635 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6637 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6639 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6642 * var-tracking.c (reverse_op): Don't add any reverse operation
6643 if V already has any constant locations.
6645 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6647 * doc/invoke.texi: Correct usage of "command line" (noun)
6648 vs "command-line" (adjective) throughout.
6650 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6652 * doc/invoke.texi (Language Independent Options): Move
6653 -Wcoverage-mismatch blurb from here....
6654 (Warning Options): ...to here.
6656 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6658 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6659 Set rs6000_always_hint to false for 476.
6661 2012-01-27 Matthias Klose <doko@ubuntu.com>
6663 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6665 * incpath.c (add_standard_paths): Likewise.
6667 2012-01-27 Richard Henderson <rth@redhat.com>
6669 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6670 * config/m68k/sync.md (atomic_test_and_set): Rename from
6671 sync_test_and_setqi and adjust the operands.
6672 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6673 and unconditionally enable.
6675 2012-01-27 Richard Henderson <rth@redhat.com>
6677 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6678 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6679 (ldstub): Rename from ldstubqi.
6680 (ldstub<I24MODE>): Remove.
6682 2012-01-27 Richard Henderson <rth@redhat.com>
6684 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6685 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6686 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6687 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6688 * doc/tm.texi: Rebuild.
6690 2012-01-27 Richard Henderson <rth@redhat.com>
6692 * optabs.c (gen_atomic_test_and_set): Remove default.
6693 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6695 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6697 PR rtl-optimization/51978
6698 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6699 (combine_reaching_defs): Likewise.
6700 (struct re_info): Remove.
6701 (add_removable_extension): Remove x and data arguments,
6702 add insn, insn_list and def_map. Use the arguments directly
6703 instead of using struct re_info.
6704 (find_removable_extensions): Don't call add_removable_extension
6705 through note_stores, instead just call it with single_set
6707 (find_and_remove_re): Pass curr_cand->expr instead of
6708 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6710 2012-01-26 Michael Matz <matz@suse.de>
6712 PR tree-optimization/46590
6713 * cfgexpand.c: Revert last change (r183305).
6714 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6716 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6717 checking for emptiness.
6719 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6722 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6723 non-addressable non-BLKmode base correctly.
6725 2012-01-26 Michael Matz <matz@suse.de>
6727 PR tree-optimization/48794
6728 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6729 regions referenced from RESX/EH_DISPATCH.
6731 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6733 * config/s390/s390.h: Make BRANCH_COST an option.
6734 * config/s390/s390.opt: New option -mbranch-cost.
6736 2012-01-26 Richard Henderson <rth@redhat.com>
6738 Revert 2012-01-24 change:
6739 * trans-mem.c (requires_barrier): Do not instrument thread local
6740 variables and emit save/restore for them.
6742 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6745 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6748 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6750 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6753 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6756 Rename __pgm to __flash.
6757 Rename __pgm1 to __flash1.
6758 Rename __pgm2 to __flash2.
6759 Rename __pgm3 to __flash3.
6760 Rename __pgm4 to __flash4.
6761 Rename __pgm5 to __flash5.
6762 Rename __pgmx to __memx.
6763 * doc/extend.texi (AVR Named Address Spaces)
6764 Rename address space names as indicated above.
6765 * config/avr/avr.c (avr_addrspace): Ditto.
6767 * config/avr/avr-protos.h
6768 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6769 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6770 * config/avr/predicates.md: Ditto.
6771 * config/avr/avr.c Ditto, and
6772 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6773 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6775 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6776 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6777 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6778 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6779 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6780 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6781 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6782 * config/avr/avr.c: Ditto.
6783 * config/avr/avr.md: Ditto.
6785 2012-01-25 Jason Merrill <jason@redhat.com>
6788 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6790 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6792 PR tree-optimization/51987
6793 * tree-data-ref.c (get_references_in_stmt): Handle references in
6794 non-volatile GIMPLE_ASM.
6796 2012-01-25 Richard Guenther <rguenther@suse.de>
6798 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6799 bases are dereferenced.
6801 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6803 PR rtl-optimization/48374
6804 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6806 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6808 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6809 compute_data_dependences_for_loop returns false.
6810 * tree-parloops.c (loop_parallel_p): Likewise.
6812 2012-01-25 Richard Guenther <rguenther@suse.de>
6814 * tree.h (get_pointer_alignment_1): Declare.
6815 * builtins.c (get_pointer_alignment_1): New function.
6816 (get_pointer_alignment): Use it.
6818 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6820 PR rtl-optimization/48308
6821 * combine.c (enum undo_kind): Add UNDO_LINKS.
6822 (struct undo): Add member l to other_contents and where.
6823 (do_SUBST_LINK): New.
6825 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6826 (undo_all): Handle UNDO_LINKS.
6828 2012-01-25 Richard Henderson <rth@redhat.com>
6830 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6833 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6835 * optabs.c (gen_atomic_test_and_set): Use each argument.
6837 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6839 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6840 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6841 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6842 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6843 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6844 TARGET_PAIRED_SINGLE_FLOAT.
6846 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6848 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6849 (in_struct, return_val): Remove MEM documentation.
6850 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6851 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6852 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6854 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6855 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6856 * expr.c (store_field): Likewise.
6857 * function.c (assign_stack_temp_for_type): Likewise.
6858 * ifcvt.c (noce_try_cmove_arith): Likewise.
6859 * reload1.c (reload): Likewise.
6860 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6861 (alpha_set_memflags): Likewise.
6862 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6864 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6866 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6868 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6869 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6870 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6872 * cselib.c (cselib_rtx_varies_p): Delete.
6873 (cselib_invalidate_mem): Update call to canon_true_dependence.
6874 * dse.c (record_store, check_mem_read_rtx): Likewise.
6875 (scan_reads_nospill): Likewise.
6876 * cse.c (check_dependence): Likewise.
6877 (cse_rtx_varies_p): Delete.
6878 * expr.c (safe_from_p): Update call to true_dependence.
6879 * ira.c (validate_equiv_mem_from_store): Likewise.
6880 (memref_referenced_p): Likewise.
6881 * postreload-gcse.c (find_mem_conflicts): Likewise.
6882 * sched-deps.c (sched_analyze_2): Likewise.
6883 * store-motion.c (load_kills_store): Likewise.
6884 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6885 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6886 (compute_transp): Update call to canon_true_dependence.
6888 2012-01-25 Richard Henderson <rth@redhat.com>
6890 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6891 (maybe_emit_atomic_test_and_set): New.
6892 (expand_sync_lock_test_and_set): Use it.
6893 (expand_atomic_test_and_set): Likewise.
6894 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6895 the implementation; clarify implementation defined details.
6896 * doc/md.texi (atomic_test_and_set): Document.
6898 2012-01-25 Richard Henderson <rth@redhat.com>
6900 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6902 2012-01-25 Richard Henderson <rth@redhat.com>
6905 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6906 to effect no-op split.
6908 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6911 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6912 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6913 (BT_FN_VOID_PTR_INT_SIZE): New.
6914 (BT_FN_UINT_UINT_VAR): Remove.
6915 (BT_FN_UINT32_UINT32_VAR): New.
6916 (BT_FN_DOUBLE_VPTR): Remove.
6917 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6919 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6920 (_ITM_changeTransactionMode): Same.
6921 (_ITM_memmoveRtWt): Change return type to void.
6922 (_ITM_memcpyRtWt): Same.
6923 (_ITM_memsetW): Same.
6924 (_ITM_RaRD): Change types to double.
6929 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6931 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6932 Patrick Marlier <patrick.marlier@gmail.com>
6934 * trans-mem.c (requires_barrier): Do not instrument thread local
6935 variables and emit save/restore for them.
6937 2012-01-24 Jason Merrill <jason@redhat.com>
6940 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6941 output static aliases.
6943 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6946 * common.opt (-pie, -shared, pie, shared): Change from Common to
6948 * gcc.c (display_help): Display help for -pie and -shared.
6950 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6953 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6954 Remove note on size/offset limitation.
6955 (AVR Variable Attributes): Add example how to read data located
6956 with progmem. Refer to named address spaces.
6957 * doc/invoke.texi (AVR Options): Fix typo.
6959 2012-01-24 Richard Guenther <rguenther@suse.de>
6961 Forward-port to trunk
6962 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6965 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6966 op0 isn't sufficiently aligned and there is movmisalignM
6967 insn for mode, use it to load op0 into a temporary register.
6969 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6972 * target.def (const_not_ok_for_debug_p): New hook.
6973 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6975 * doc/tm.texi: Regenerated.
6976 * dwarf2out.c (const_ok_for_output_1): If
6977 targetm.const_not_ok_for_debug_p returns true, fail.
6978 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6980 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6982 2012-01-23 Kai Tietz <ktietz@redhat.com>
6985 * config/i386/predicates.md (symbolic_operand): Allow
6986 UNSPEC_PCREL as PIC expression for lea.
6987 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6988 * config/i386/i386.c (ix86_delegitimize_address): Handle
6989 UNSPEC_PCREL for none-MEM, too.
6991 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6993 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6994 (ipa_tm_create_version_alias): Same.
6996 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6999 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
7000 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
7002 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7003 Patrick Marlier <patrick.marlier@gmail.com>
7004 Iain Sandoe <developer@sandoe-acoustics.co.uk>
7007 * lto-wrapper.c (run_gcc): Pass the LTO section name to
7008 simple_object_start_read.
7010 2012-01-23 Richard Guenther <rguenther@suse.de>
7013 PR tree-optimization/51895
7014 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
7015 parameter decomposition into BLKmode components.
7017 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
7019 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
7020 fake variables for restrict-qualified pointers whose pointed-to type
7021 contains a placeholder.
7023 2012-01-23 Richard Guenther <rguenther@suse.de>
7025 PR tree-optimization/51949
7026 * ipa-split.c (execute_split_functions): Do not split malloc functions.
7028 2012-01-23 Jakub Jelinek <jakub@redhat.com>
7030 PR rtl-optimization/51933
7031 * ree.c (transform_ifelse): Return true right away if dstreg is
7032 already wider or equal to cand->mode.
7033 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
7034 (make_defs_and_copies_lists): Remove defs_list and copies_list
7035 arguments, add state argument, just truncate state->work_list
7036 instead of always allocating and freeing the vector. Assert that
7037 get_defs succeeds instead of returning 2. Changed return type to bool.
7038 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
7039 have ext_src_mode, see if it has been modified already with the
7040 right kind of extension and has been extended before from the
7041 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7042 just return true. Remember the original mode in state->modified array.
7043 (combine_reaching_defs): Add state argument. Don't allocate and
7044 free here def_list, copied_list and vec vectors, instead just
7045 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7046 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7047 Add state variable, clear vectors in it, initialize state.modified
7048 if needed. Free all the vectors at the end and state.modified too.
7049 Don't skip a candidate if the extension expression has been modified.
7051 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7054 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7055 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7056 (extra_options) interix.opt -> i386/interix.opt"
7057 (extra_objs):Add winnt-stubs.o
7058 * configure.ac: Add interix to target_os .comm on PE check.
7059 * configure: Regenerate.
7060 * config/interix3.h: Delete and move bits to..
7061 * config/interix.h: Delete and move bits to..
7062 * config/i386/i386-interix3.h: Delete and move bits to..
7063 * config/i386/i386-interix.h: ..here.
7064 (TARGET_CPU_DEFAULT): Remove redefinition.
7065 (TARGET_ASM_CONSTRUCTOR): Undefine.
7066 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7067 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7068 (PTRDIFF_TYPE): Define.
7069 (LONG_DOUBLE_TYPE_SIZE): Define.
7070 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7071 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7072 (TARGET_SECTION_TYPE_FLAGS): Define.
7073 (ASM_DECLARE_FUNCTION_NAME): Define.
7074 (ASM_OUTPUT_EXTERNAL): Define.
7075 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7076 (ASM_OUTPUT_ALIGNED_BSS): Define.
7077 (PCC_BITFIELD_TYPE_MATTERS): Define.
7078 (USE_CONST_SECTION): Define.
7079 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7080 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7081 (SUPPORTS_ONE_ONLY): Remove.
7082 (I386_PE_STRIP_ENCODING): Define.
7083 * config/interix.opt: Delete and move bits to..
7084 * config/i386/interix.opt: ..here. New.
7085 (mpe-aligned-commons): Add.
7086 * config/i386/t-interix: Add copyright header.
7087 (winnt-stubs.o): Add rule.
7089 2012-01-22 Jason Merrill <jason@redhat.com>
7092 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7093 for extra name aliases.
7095 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7097 PR rtl-optimization/51924
7098 * ree.c (combine_set_extension): Improve debugging message.
7099 (combine_reaching_defs): Likewise.
7100 (get_defs): Rename confusingly named variable.
7101 (find_and_remove_re): Skip a candidate if the extension expression has
7104 2012-01-21 Robert Millan <rmh@gnu.org>
7105 Gerald Pfeifer <gerald@pfeifer.com>
7107 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7108 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7110 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7112 PR tree-optimization/51914
7113 * tree-vect-stmts.c (vectorizable_conversion): For
7114 cvt_type && modifier == WIDEN, put temporary with cvt_type
7115 at the beginning of vec_dsts and set vec_dest to temporary
7118 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7120 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7122 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7124 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7125 * config/rs6000/rs6000.c: Likewise.
7127 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7130 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7131 output_move_double on a copy of operands array.
7133 2012-01-20 Cary Coutant <ccoutant@google.com>
7134 Dodji Seketeli <dodji@redhat.com>
7137 * dwarf2out.c (copy_declaration_context): Return ref to parent
7138 of declaration DIE, if necessary.
7139 (remove_child_or_replace_with_skeleton): Add new parameter; update
7140 caller. Place skeleton DIE under parent DIE of original declaration.
7141 Move call to copy_declaration_context to here ...
7142 (break_out_comdat_types): ... from here.
7144 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7146 PR rtl-optimization/51856
7147 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7150 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7153 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7154 hints for neon loads and stores.
7156 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7160 * doc/extend.texi (Named Address Spaces): Split into subsections.
7161 (AVR Named Address Spaces): New subsection.
7162 (M32C Named Address Spaces): New subsection.
7163 (RL78 Named Address Spaces): New subsection.
7164 (SPU Named Address Spaces): New subsection.
7165 (Variable Attributes): New anchor "AVR Variable Attributes".
7166 (AVR Variable Attributes): Rewrite and avoid wording
7167 "address space" in this context.
7168 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7169 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7170 (AVR Built-in Macros): New subsubsection therein.
7171 * doc/md.texi (AVR constraints): Remove "C04", "R".
7173 2012-01-20 Richard Guenther <rguenther@suse.de>
7175 PR tree-optimization/51903
7176 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7177 when removing stmts.
7179 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7182 * config/arm/arm.c (arm_load_pic_register): Use
7183 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7184 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7185 (arm_pic_static_addr): Likewise.
7186 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7187 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7188 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7189 (pic_load_addr_unified): New.
7191 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7194 * function.c (instantiate_virtual_regs_in_insn): Use
7195 delete_insn_and_edges when removing a wrong asm insn.
7197 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7199 PR rtl-optimization/40761
7200 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7201 Add new member loop_num.
7202 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7203 (ira_build): Remove the parameter.
7205 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7206 (ira.c): Do not build CFG loops for one region allocation. Remove
7207 argument from ira_build call.
7209 * ira-build.c (init_loop_tree_node): New function.
7210 (create_loop_tree_nodes): Use it. Separate the case when CFG
7211 loops are not built.
7212 (more_one_region_p): Check current_loops.
7213 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7215 (add_loop_to_tree): Process loop equal to NULL too.
7216 (form_loop_tree): Separate the case when CFG loops are not built.
7217 Use explicitly number for the root.
7218 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7220 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7221 instead of loop->num.
7222 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7223 (mark_all_loops_for_removal): Ditto.
7224 (remove_unnecessary_regions): Separate the case when CFG loops
7226 (ira_build): Remove the parameter. Use explicit number of regions
7227 when CFG loops are not built.
7229 * ira-color.c (print_loop_title): Separate the case for the root node.
7230 Use loop_num instead of loop->num.
7231 (move_spill_restore): Use loop_num instead of loop->num.
7233 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7234 (change_loop): Ditto.
7235 (change_loop): Use loop_num instead of loop->num.
7237 * ira-lives.c (process_bb_node_lives): Ditto.
7239 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7241 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7243 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7246 * tree-mudflap.c (mf_artificial): New function.
7247 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7248 mx_register_decls, mudflap_enqueue_decl): Use it.
7251 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7252 numbers in the insn pattern.
7254 2012-01-19 Michael Matz <matz@suse.de>
7256 PR tree-optimization/46590
7257 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7258 use it in remembering which conflicts we already created.
7259 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7262 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7265 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7266 (merge_and_complain): Same.
7268 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7271 * config/initfini-array.h: Guard content of the header
7272 with #ifdef HAVE_INITFINI_ARRAY.
7273 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7274 Add initfini-array.h to tm_file here.
7275 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7276 * config.gcc: Don't add initfini-array.h to tm_file here.
7277 * configure: Regenerated.
7279 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7281 PR rtl-optimization/51505
7282 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7283 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7284 (df_note_bb_compute): Update the call to df_kill_notes.
7286 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7288 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7290 2012-01-18 Richard Guenther <rguenther@suse.de>
7292 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7293 of conversions to void *.
7295 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7296 Richard Sandiford <rdsandiford@googlemail.com>
7300 * optabs.h (simplify_expand_binop): Declare.
7301 * optabs.c (simplify_expand_binop): Make global.
7302 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7303 endian targets if the source cannot be exactly covered by word
7306 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7309 * hard-reg-set.h (struct hard_reg_set_container): New type.
7310 * target.h (struct hard_reg_set_container): Forward declare.
7311 * target.def (set_up_by_prologue): New target hook.
7312 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7313 * doc/tm.texi: Regenerated.
7314 * function.c (thread_prologue_and_epilogue_insns): Change
7315 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7316 Call targetm.set_up_by_prologue on it.
7317 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7318 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7320 2012-01-17 Nick Clifton <nickc@redhat.com>
7322 * config/rx/rx.c (rx_can_use_simple_return): New function.
7323 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7324 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7326 2012-01-17 Richard Guenther <rguenther@suse.de>
7329 * expr.c (expand_assignment): Take address-space information
7330 from the address operand of MEM_REF and TARGET_MEM_REF.
7331 (expand_expr_real_1): Likewise.
7333 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7335 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7336 reload dump is requested.
7338 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7341 * trans-mem.c (requires_barrier): Call may_be_aliased.
7343 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7345 PR tree-optimization/51877
7346 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7347 call arguments and fndecls compare equal, instead return false if they
7348 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7349 both SSA_NAMEs that are valueized the same, or they satisfy
7352 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7354 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7356 * configure: Regenerate.
7358 2012-01-16 Jan Hubicka <jh@suse.cz>
7362 * convert.c (convert_to_integer): Use fold_convert for
7363 converting an INTEGER_CST to integer type.
7365 2012-01-16 Jason Merrill <jason@redhat.com>
7368 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7370 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7373 * config/s390/s390.c (s390_chunkify_start): Don't skip
7374 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7375 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7376 If insn is followed by NOTE_INSN_VAR_LOCATION or
7377 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7378 Don't use location of note insns.
7380 PR tree-optimization/51865
7381 * tree-inline.c (tree_function_versioning): Call remap_decl
7382 on DECL_RESULT whenever it has VOID_TYPE_P type.
7384 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7386 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7387 for calls to locally-binding MIPS16 functions if only the return
7388 type uses float regs.
7390 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7391 Richard Sandiford <rdsandiford@googlemail.com>
7393 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7394 (SYMBOL_32_HIGH): Likewise.
7395 (mips_output_tls_reloc_directive): Declare.
7396 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7397 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7398 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7399 (mips_lo_relocs, mips_hi_relocs): Make extern.
7400 (mips16_stub_function): Move up file.
7401 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7402 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7403 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7404 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7405 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7406 (mips_get_tp): Add MIPS16 support.
7407 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7408 Generalize DTPREL and TPREL handling.
7409 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7410 Add MIPS16 TLS support.
7411 (mips_output_tls_reloc_directive): New function.
7412 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7413 * config/mips/predicates.md (symbolic_operand_with_high)
7414 (tls_reloc_operand): New predicates.
7415 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7416 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7417 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7418 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7419 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7420 (*tls_get_tp_mips16_call_<mode>): Likewise.
7422 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7424 PR rtl-optimization/51821
7425 * recog.c (peep2_find_free_register): Determine clobbered registers
7428 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7431 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7432 * config/avr/avr.c: Likewise.
7433 * config/avr/avr.h: Likewise.
7435 2012-01-13 Ian Lance Taylor <iant@google.com>
7438 * tree.h (TYPE_QUALS): Add cast to int.
7439 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7441 2012-01-13 Ian Lance Taylor <iant@google.com>
7443 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7444 comparing param_index to VEC_length result.
7446 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7448 * c-decl.c: Do not include tree-mudflap.h
7449 * tree-optimize.c: Likewise.
7450 * Makefile.in: Update dependencies.
7452 2012-01-13 Richard Guenther <rguenther@suse.de>
7455 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7456 variable-sized result always use RSO.
7458 2012-01-12 DJ Delorie <dj@redhat.com>
7460 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7461 pointer type, not just the default pointer type.
7463 2012-01-09 Richard Henderson <rth@redhat.com>
7464 Denis Chertykov <chertykov@gmail.com>
7467 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7468 * config/avr/avr.c (avr_can_eliminate): Simplify.
7469 (avr_initial_elimination_offset): Likewise.
7470 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7471 (expand_epilogue): Likewise.
7472 (avr_legitimize_address): Gut.
7473 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7474 (avr_hard_regno_nregs): New.
7475 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7476 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7477 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7478 add soft frame pointer.
7479 (CALL_USED_REGISTERS): Likewise.
7480 (REG_CLASS_CONTENTS): Likewise.
7481 (REGISTER_NAMES): Likewise.
7482 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7483 (HARD_FRAME_POINTER_REGNUM): New.
7484 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7485 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7486 remove the HARD_FRAME_POINTER self-elimination.
7488 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7491 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7492 DECL_EXTERNAL when checking for initializers of progmem variables.
7494 2012-01-12 Ira Rosen <irar@il.ibm.com>
7496 PR tree-optimization/51799
7497 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7498 that the last operation is a type demotion.
7500 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7502 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7503 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7505 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7508 * combine.c (distribute_notes): If i3 is a noreturn call,
7509 allow old_size to be equal to args_size and make sure the
7510 noreturn call gets REG_ARGS_SIZE note.
7511 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7512 on noreturn calls even when the delta is 0.
7514 2012-01-11 Nathan Sidwell <nathan@acm.org>
7516 * gcov.c (STRING_SIZE): Remove.
7517 (generate_results): Erase annotations for source files with no
7518 coverage information.
7520 (output_lines): Use it.
7522 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7524 * gimple.h (gimplify_body): Remove first argument.
7525 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7526 pointer set here, instead just pass DATA to walk_tree.
7527 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7528 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7529 (unvisit_body): Likewise, but with unmark_visited.
7530 (gimplify_body): Remove BODY_P argument and adjust.
7531 (gimplify_function_tree): Adjust call to gimplify_body.
7532 * omp-low.c (finalize_task_copyfn): Likewise.
7534 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7536 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7537 (build_function_type_skip_args): Delete.
7538 * tree.c (build_function_type_skip_args): Make static and add
7539 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7540 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7541 pass it to build_function_type_skip_args.
7542 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7543 (tree_function_versioning): Likewise.
7544 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7545 build_function_decl_skip_args.
7546 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7547 and pass it to build_function_decl_skip_args/tree_function_versioning.
7548 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7549 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7550 * trans-mem.c (ipa_tm_create_version): Likewise.
7551 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7552 * tree-inline.c (declare_return_variable): Remove always-true test.
7553 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7554 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7555 * ipa-split.c (split_function): Skip the return value for the split
7556 part if it doesn't return.
7558 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7560 PR tree-optimization/49642
7561 * ipa-split.c (forbidden_dominators): New variable.
7562 (check_forbidden_calls): New function.
7563 (dominated_by_forbidden): Likewise.
7564 (consider_split): Check for forbidden dominators.
7565 (execute_split_functions): Initialize and free forbidden
7566 dominators info; call check_forbidden_calls.
7568 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7570 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7572 2012-01-11 Nick Clifton <nickc@redhat.com>
7574 * config/rx/rx.md (return): Define pattern.
7576 2012-01-11 Richard Guenther <rguenther@suse.de>
7578 * doc/extend.texi (malloc attribute): Adjust according to
7581 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7582 Patrick Marlier <patrick.marlier@gmail.com>
7585 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7586 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7587 (ipa_tm_note_irrevocable): Same.
7588 (ipa_tm_scan_irr_block): Same.
7589 (ipa_tm_decrement_clone_counts): Same.
7590 (ipa_tm_scan_irr_function): Same.
7591 (ipa_tm_create_version_alias): Same.
7592 (ipa_tm_create_version): Same.
7593 (ipa_tm_transform_calls_redirect): Same.
7594 (ipa_tm_transform_calls): Same.
7595 (ipa_tm_transform_transaction): Same.
7596 (ipa_tm_execute): Same.
7598 2012-01-10 Richard Guenther <rguenther@suse.de>
7601 * opts.c (common_handle_option): Handle -Werror.
7603 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7605 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7608 2012-01-10 Jason Merrill <jason@redhat.com>
7610 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7613 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7615 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7616 supports R_386_TLS_GD_PLT reloc.
7617 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7618 supports R_386_TLS_LDM_PLT reloc.
7619 * configure: Regenerate.
7620 * config.in: Regenerate.
7622 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7625 Extend __pgmx semantics to linearize memory.
7626 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7627 determine if code comes inline or from libgcc.
7628 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7629 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7630 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7631 (movmemx_qi, movmemx_hi): New insns.
7632 (xload_<mode>_libgcc): Rewrite to new insn condition.
7633 (xload_<mode>): Remove insns.
7634 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7635 cases that don't satisfy avr_xload_libgcc_p().
7636 (avr_addr_space_convert): Allow converting in any direction.
7637 (avr_addr_space_subset_p): Return always true.
7638 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7639 (avr_emit_movmemhi): Ditto.
7640 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7641 (avr_out_movmem): Ditto.
7642 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7643 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7644 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7645 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7646 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7648 2012-01-10 Richard Guenther <rguenther@suse.de>
7650 PR tree-optimization/50913
7651 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7652 Require data-refs to be representable by Graphite with respect
7655 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7657 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7658 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7660 2012-01-10 Tom de Vries <tom@codesourcery.com>
7662 PR rtl-optimization/51271
7663 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7664 handling annulled branch.
7666 2012-01-10 Richard Henderson <rth@redhat.com>
7668 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7669 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7670 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7671 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7672 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7673 arm_expand_vec_perm_const): New.
7674 * config/arm/arm-protos.h: Update.
7675 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7676 (*neon_vswp<VDQX>): New.
7677 (neon_vcombine<VDX>): Use neon_split_vcombine.
7678 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7679 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7680 (vec_perm<VE>): New.
7682 2012-01-10 Richard Henderson <rth@redhat.com>
7684 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7685 use it if reload_completed.
7686 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7687 arm_output_asm_insn, arm_process_output_memory_barrier,
7688 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7689 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7690 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7691 arm_process_output_sync_insn, arm_output_sync_insn,
7692 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7693 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7694 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7695 (emit_unlikely_jump): New.
7696 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7697 (arm_split_atomic_op): New.
7698 * config/arm/arm-protos.h: Update.
7699 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7700 (struct arm_sync_generator): Remove.
7701 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7702 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7703 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7704 (VUNSPEC_LL, VUNSPEC_SC): New.
7705 (sync_result, sync_memory, sync_required_value, sync_new_value,
7706 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7707 (attr length): Don't use arm_sync_loop_insns.
7708 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7709 (movsfcc, movdfcc): Likewise.
7710 * config/arm/constraints.md (Ua): New.
7711 * config/arm/prediates.md (mem_noofs_operand): New.
7712 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7713 (sync_clobber, sync_t2_reqd): Remove.
7714 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7715 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7716 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7717 (arm_sync_compare_and_swap<SIDI>): Remove.
7718 (arm_sync_compare_and_swap<NARROW>): Remove.
7719 (arm_sync_lock_test_and_set<SIDI>): Remove.
7720 (arm_sync_lock_test_and_set<NARROW>): Remove.
7721 (arm_sync_new_<syncop><SIDI>): Remove.
7722 (arm_sync_new_<syncop><NARROW>): Remove.
7723 (arm_sync_new_nand<SIDI>): Remove.
7724 (arm_sync_new_nand<NARROW>): Remove.
7725 (arm_sync_old_<syncop><SIDI>): Remove.
7726 (arm_sync_old_<syncop><NARROW>): Remove.
7727 (arm_sync_old_nand<SIDI>): Remove.
7728 (arm_sync_old_nand<NARROW>): Remove.
7729 (*memory_barrier): Merge arm_output_memory_barrier.
7730 (atomic_compare_and_swap<QHSD>): New.
7731 (atomic_compare_and_swap<NARROW>_1): New.
7732 (atomic_compare_and_swap<SIDI>_1): New.
7733 (atomic_exchange<QHSD>): New.
7734 (cas_cmp_operand, cas_cmp_str): New.
7735 (atomic_op_operand, atomic_op_str): New.
7736 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7737 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7738 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7739 (arm_load_exclusive<NARROW>): New.
7740 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7741 (arm_store_exclusive<QHSD>): New.
7743 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7745 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7746 reload patterns if -mvsx-scalar-memory.
7748 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7749 generated, even -mno-vsx-scalar-double was used.
7750 (vsx_xscvdpsp_scalar): Likewise.
7751 (vsx_xscvspdp_scalar2): Likewise.
7753 2012-01-09 Tom de Vries <tom@codesourcery.com>
7754 Andrew Pinski <apinski@cavium.com>
7757 * reorg.c (fill_slots_from_thread): Don't speculate
7758 frame-related insns.
7760 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7762 * sched-int.h (bb_note): Move to...
7763 * basic-block.h: ...here.
7764 * haifa-sched.c (bb_note): Move to...
7765 * cfgrtl.c: ...here.
7766 * function.c (next_block_for_reg): New function.
7767 (move_insn_for_shrink_wrap): Likewise.
7768 (prepare_shrink_wrap): Rewrite to use the above.
7770 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7772 * gimple.c (is_gimple_non_addressable): Remove.
7773 * gimple.h: Remove is_gimple_non_addressable.
7774 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7775 is_gimple_non_addressable.
7776 * trans-mem.c (expand_assign_tm): Same.
7778 2012-01-09 Richard Guenther <rguenther@suse.de>
7780 PR tree-optimization/51775
7781 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7782 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7784 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7786 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7788 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7790 2012-01-09 Richard Guenther <rguenther@suse.de>
7792 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7794 2012-01-08 Jan Hubicka <jh@suse.cz>
7796 PR tree-optimize/51680
7797 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7798 on when known_vals needs to be computed; cleanup.
7800 2012-01-08 Jan Hubicka <jh@suse.cz>
7802 PR tree-optimize/51694
7803 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7805 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7807 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7808 for -std=c++98 and -std=c++11 too.
7810 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7812 * cfgloop.c (cancel_loop): Add free() of bbs array.
7814 2012-01-07 Jan Hubicka <jh@suse.cz>
7816 PR tree-optimization/51600
7817 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7818 that benefits small functions.
7820 2012-01-07 Jan Hubicka <jh@suse.cz>
7822 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7824 2012-01-07 Jan Hubicka <jh@suse.cz>
7826 PR tree-optimization/51680
7827 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7828 whose inlining reduce unit size.
7830 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7833 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7834 Add canonical node to containing_mem chain after the non-canonical
7835 one, even if there weren't any locs to propagate.
7836 (remove_useless_values): Keep only canonical values.
7837 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7838 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7839 canonicalize mem_chain elements that are not discarded.
7841 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7844 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7845 before emitting functions.
7847 PR gcov-profile/50127
7848 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7849 clear_aux_for_blocks.
7851 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7854 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7856 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7858 * c-decl.c (ext_block): Moved up.
7859 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7861 2012-01-06 Han Shen <shenhan@google.com>
7863 Translate built-in include paths for sysroot.
7864 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7865 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7867 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7868 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7870 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7871 control whether sysroot should be prepended to gxx include dir.
7873 * configure: Regenerate.
7875 2012-01-06 Torvald Riegel <triegel@redhat.com>
7877 PR rtl-optimization/51771
7878 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7879 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7881 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7883 PR tree-optimization/51315
7884 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7885 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7887 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7890 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7891 for shrp pattern. Correctly handle and fixup shift variable.
7892 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7894 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7897 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7898 note when !ACCUMULATE_OUTGOING_ARGS.
7900 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7902 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7904 (extract_range_from_unary_expr_1): Avoid useless computations.
7906 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7908 PR rtl-optimization/51767
7909 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7910 of jump_block and add an extra edge for degenerated asm gotos.
7913 * stmt.c (check_unique_operand_names): Don't ICE during error
7914 reporting if i is from labels chain.
7917 * profile.c (branch_prob): Split bbs that have exit edge
7918 and need a fake entry edge too.
7920 2012-01-05 Jan Hubicka <jh@suse.cz>
7923 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7926 2012-01-05 Richard Guenther <rguenther@suse.de>
7929 * tree-streamer-out.c (write_ts_optimization): New function.
7930 (streamer_write_tree_body): Call it.
7931 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7932 (streamer_read_tree_body): Call it.
7933 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7935 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7938 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7939 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7940 in_cleanup_point_expr before gimplify_stmt call and restore it
7942 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7943 in_cleanup_point_expr is false.
7945 2012-01-05 Richard Guenther <rguenther@suse.de>
7948 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7950 * toplev.c (process_options): Reject combining mudflap and LTO.
7951 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7953 2012-01-05 Richard Guenther <rguenther@suse.de>
7955 PR tree-optimization/51760
7956 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7958 (bit_value_unop): Handle UNDEFINED operands.
7959 (bit_value_binop): Likewise.
7961 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7963 * config/avr/avr.c (avr_replace_prefix): Remove.
7964 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7965 (avr_asm_function_rodata_section): Ditto.
7966 (avr_asm_select_section): Ditto.
7968 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7970 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7973 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7976 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7977 calls that have any non-fake successor edges.
7980 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7982 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7984 PR tree-optimization/51624
7985 * tree-sra.c (build_ref_for_model): When replicating a chain of
7986 COMPONENT_REFs, stop as soon as the offset would become negative.
7988 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7991 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7992 in .debug_loc on the floor.
7994 2012-01-04 Andrew Pinski <apinski@cavium.com>
7996 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7998 2012-01-04 Andrew Pinski <apinski@cavium.com>
7999 Adam Nemet <anemet@caviumnetworks.com>
8001 * config/mips/mips.md (size): Add SI and DI.
8002 (SIZE): New mode attribute.
8003 (U): New code attribute.
8004 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
8005 (mips_lbux_<mode>): Delete.
8006 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
8007 (mips_lhx): Use gen_mips_lhx_extsi.
8008 (mips_lhx_<mode>): Delete.
8010 (mips_l<size>x): New expand.
8011 (mips_lwx_<mode>): Delete.
8012 (mips_l<GPR:size>x_<P:mode>): New pattern.
8013 (*mips_lw<u>x_<P:mode>_ext): Likewise.
8014 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
8015 * config/mips/mips.c (mips_lx_address_p): New function.
8016 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
8017 (dsp64): New availability predicate.
8018 (mips_builtins): Add an entry for __builtin_mips_ldx.
8019 * config/mips/mips.h (ISA_HAS_LBX): New define.
8020 (ISA_HAS_LBUX): Likewise.
8021 (ISA_HAS_LHX): Likewise.
8022 (ISA_HAS_LHUX): Likewise.
8023 (ISA_HAS_LWX): Likewise.
8024 (ISA_HAS_LWUX): Likewise.
8025 (ISA_HAS_LDX): Likewise.
8026 * doc/extend.texi (__builtin_mips_ldx): Document.
8028 2012-01-04 Tristan Gingold <gingold@adacore.com>
8030 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
8031 when long pointers are used.
8032 * config.build (*-*-*vms*): Handle all OpenVMS targets.
8033 (alpha64-dec-*vms*, alpha*-dec-*vms*)
8034 (ia64-hp-*vms*): Remove.
8035 * config/vms/xm-vms64.h: Delete.
8037 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8040 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8042 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8044 * opts.c (finish_options): Remove duplicate sorry.
8046 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8049 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8052 2012-01-04 Richard Guenther <rguenther@suse.de>
8055 * tree.c (size_low_cst): New function.
8056 * tree.h (size_low_cst): Declare.
8057 * fold-const.c (fold_comparison): Use it to extract the low
8058 part of the POINTER_PLUS_EXPR offset.
8060 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8062 Fix clearing ZERO_REG
8063 * config/avr/avr.md (cc): Add alternative "ldi".
8064 (movqi_insn): Use it in cc attribute.
8065 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8066 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8067 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8069 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8071 * configure: Regenerate.
8073 2012-01-04 Richard Guenther <rguenther@suse.de>
8075 PR tree-optimization/49651
8076 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8077 (var_can_have_subvars): Use it.
8078 (get_constraint_for_1): Only consider subfields if there can be any.
8080 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8083 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8084 to its new canonical_cselib_val and the cselib_val was in
8085 first_containing_mem chain, but the canonical_cselib_val was not,
8086 add the latter into the chain.
8087 (cselib_invalidate_mem): Compare canonical_cselib_val of
8088 addr_list chain elt with v.
8091 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8092 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8094 (output_macinfo_op): Don't ggc_strdup fd->filename.
8095 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8096 then ggc_strdup it. Don't free inc->info or cur->info.
8097 (output_macinfo): Don't free ref->info or file->info.
8099 2012-01-03 Ira Rosen <irar@il.ibm.com>
8101 PR tree-optimization/51269
8102 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8103 first_niters a pointer.
8104 (slpeel_tree_peel_loop_to_edge): Likewise.
8105 (vect_do_peeling_for_loop_bound): Update call to
8106 slpeel_tree_peel_loop_to_edge.
8107 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8108 here. Remove it from the parameters list.
8109 (vect_do_peeling_for_alignment): Update calls and compute
8112 2012-01-03 Richard Guenther <rguenther@suse.de>
8114 PR tree-optimization/51070
8115 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8116 Properly handle calls.
8118 2012-01-03 Richard Guenther <rguenther@suse.de>
8120 PR tree-optimization/51692
8121 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8122 the LHS of allocation stmts.
8124 2012-01-03 Olivier Hainque <hainque@adacore.com>
8126 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8128 2012-01-03 Olivier Hainque <hainque@adacore.com>
8130 * collect2.c (main): In AIX specific computations for vector
8131 insertions, use CONST_CAST2 to cast from char ** to const char **.
8133 2012-01-03 Richard Guenther <rguenther@suse.de>
8136 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8137 the context of a limbo DIE when it does not already exist.
8139 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8141 PR tree-optimization/51719
8142 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8143 but direct call is, clear direct call's lhs and don't add fallthrough
8144 edge from dcall_bb to join_bb and PHIs.
8146 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8148 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8149 the instructions emitted by the pattern.
8150 ("*TDC_insn_<mode>"): Add comment.
8152 2012-01-03 Richard Guenther <rguenther@suse.de>
8155 * fold-const.c (fold_comparison): Properly canonicalize
8156 tree offset and HOST_WIDE_INT bit position.
8158 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8160 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8161 operands for extzv pattern.
8163 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8166 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8169 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8171 * doc/invoke.texi (-flto and related options): Copy-edit.
8173 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8175 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8177 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8179 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8182 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8184 * expr.h (move_by_pieces_ninsns): Declare.
8185 * expr.c (move_by_pieces_ninsns): Make external.
8186 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8187 (mips_store_by_pieces_p): Likewise.
8188 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8189 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8190 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8191 (mips_store_by_pieces_p): Likewise.
8193 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8195 * passes.c (register_one_dump_file): Free full_name.
8197 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8198 (calculate_elim_costs_all_insns): Free offsets_at and
8199 offsets_known_at at the end and clear the pointers.
8201 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8203 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8204 this option introduced in r180739.
8206 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8209 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8210 (tmake_file target=avr): Add avr/t-multilib.
8212 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8213 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8214 * config/avr/genmultilib.awk: New file.
8215 * config/avr/t-multilib: New auto-generated file.
8216 * config/avr/multilib.h: New auto-generated file.
8217 * config/avr/t-avr (AVR_MCUS): New variable.
8218 (genopt.sh): Use it.
8219 (s-mlib): Depend on t-multilib.
8220 (t-multilib, multilib.h): New dependencies.
8221 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8222 (MULTILIB_OPTIONS): Remove.
8223 (MULTILIB_MATCHES): Remove.
8224 (MULTILIB_DIRNAMES): Remove.
8225 (MULTILIB_EXCEPTIONS): Remove:
8226 * config/avr/genopt.sh: Don't use hard coded file name;
8227 pass AVR_MCUS from t-avr instead.
8229 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8231 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8233 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8235 Implement light-weight DImode support.
8236 * config/avr/avr-dimode.md: New file.
8237 * config/avr/avr.md: Include it.
8238 (adjust_len): Add plus64, compare64.
8239 (HIDI): Remove code iterator.
8240 (code_stdname): New code attribute.
8241 (rotx, rotsmode): Remove DI.
8242 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8244 * config/avr/avr-protos.h (avr_have_dimode): New.
8245 (avr_out_plus64, avr_out_compare64): New.
8246 * config/avr/avr.c (avr_out_compare): Handle DImode.
8247 (avr_have_dimode): New variable definition and initialization.
8248 (avr_out_compare64, avr_out_plus64): New functions.
8249 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8250 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8251 (avr_compare_pattern): Skip DImode comparisons.
8253 2012-01-02 Revital Eres <revital.eres@linaro.org>
8255 * ddg.c (def_has_ccmode_p): New function.
8256 (add_cross_iteration_register_deps,
8257 create_ddg_dep_from_intra_loop_link): Call it.
8259 2012-01-02 Richard Guenther <rguenther@suse.de>
8262 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8264 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8266 * gcc.c (process_command): Update copyright notice dates.
8267 * gcov.c (print_version): Likewise.
8268 * gcov-dump.c (print_version): Likewise.
8269 * mips-tfile.c (main): Likewise.
8270 * mips-tdump.c (main): Likewise.
8272 2012-01-01 Ira Rosen <irar@il.ibm.com>
8274 PR tree-optimization/51704
8275 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8276 a use is inside the basic block or loop before accessing its vect info.
8278 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8280 PR rtl-optimization/51069
8281 * cfgloopmanip.c (remove_path): Removing path making irreducible
8282 region unconditional makes BB part of the region.
8284 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8286 PR tree-optimization/51683
8287 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8288 calls with side-effects.
8289 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8291 Copyright (C) 2012 Free Software Foundation, Inc.
8293 Copying and distribution of this file, with or without modification,
8294 are permitted in any medium without royalty provided the copyright
8295 notice and this notice are preserved.