1 2014-03-20 Jakub Jelinek <jakub@redhat.com>
4 * config/i386/i386.c (x86_output_mi_thunk): Surround UNSPEC_GOT
5 into CONST, put pic register as first operand of PLUS. Use
6 gen_const_mem for both 32-bit and 64-bit PIC got loads.
8 2014-03-19 Eric Botcazou <ebotcazou@adacore.com>
10 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Remove space.
12 2014-03-18 Kai Tietz <ktietz@redhat.com>
14 PR rtl-optimization/56356
15 * sdbout.c (sdbout_parms): Verify that parms'
16 incoming argument is valid.
17 (sdbout_reg_parms): Likewise.
19 2014-03-18 Richard Biener <rguenther@suse.de>
21 Backport from mainline
22 2013-11-05 Richard Biener <rguenther@suse.de>
25 * tree-dfa.c (get_ref_base_and_extent): Merge common code
26 in MEM_REF and TARGET_MEM_REF handling. Make sure to
27 process trailing array detection before diving into the
28 view-converted object (and possibly apply some extra offset).
30 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
32 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
33 computation using the precision of the index type.
35 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
37 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
38 double ints throughout.
40 2014-03-18 Richard Biener <rguenther@suse.de>
42 Backport from mainline
43 2013-08-27 Richard Biener <rguenther@suse.de>
45 PR tree-optimization/57521
46 * tree-if-conv.c (if_convertible_bb_p): Verify that at least
47 one edge is non-critical.
48 (find_phi_replacement_condition): Make sure to use a non-critical
49 edge. Cleanup and remove old bug workarounds.
50 (bb_postdominates_preds): Remove.
51 (if_convertible_loop_p_1): Do not compute post-dominators.
52 (combine_blocks): Do not free post-dominators.
53 (main_tree_if_conversion): Likewise.
55 2013-09-03 Richard Biener <rguenther@suse.de>
58 * fold-const.c (negate_expr_p): Fix division case.
59 (negate_expr): Likewise.
61 2013-11-19 Richard Biener <rguenther@suse.de>
63 PR tree-optimization/57517
64 * tree-predcom.c (combinable_refs_p): Verify the combination
65 is always executed when the refs are.
67 2014-03-17 Richard Biener <rguenther@suse.de>
69 Backport from mainline
70 2013-05-21 Richard Biener <rguenther@suse.de>
72 PR tree-optimization/57303
73 * tree-ssa-sink.c (statement_sink_location): Properly handle
76 2013-12-02 Richard Biener <rguenther@suse.de>
78 PR tree-optimization/59139
79 * tree-ssa-loop-niter.c (chain_of_csts_start): Properly match
81 (get_val_for): Use gcc_checking_asserts.
83 2014-02-14 Richard Biener <rguenther@suse.de>
85 PR tree-optimization/60183
86 * tree-ssa-phiprop.c (propagate_with_phi): Avoid speculating
88 (tree_ssa_phiprop): Calculate and free post-dominators.
90 2014-03-14 Georg-Johann Lay <avr@gjlay.de>
92 Backport from 2014-03-14 trunk r208562.
95 * config/avr/avr.c (avr_set_current_function): Pass function name
96 through default_strip_name_encoding before sanity checking instead
97 of skipping the first char of the assembler name.
99 2014-02-24 John David Anglin <danglin@gcc.gnu.org>
101 * config/pa/pa.c (pa_output_move_double): Don't valididate when
102 adjusting offsetable addresses.
104 2014-02-21 Uros Bizjak <ubizjak@gmail.com>
106 Backport from mainline
107 2014-02-21 Jakub Jelinek <jakub@redhat.com>
109 * config/i386/i386.c (ix86_expand_vec_perm): Use V8SImode
110 mode for mask of V8SFmode permutation.
112 Backport from 4.8 branch
113 2014-02-20 Jakub Jelinek <jakub@redhat.com>
116 * config/i386/i386.c (expand_vec_perm_interleave2): Don't call
117 gen_reg_rtx if d->testing_p.
118 (expand_vec_perm_pshufb2, expand_vec_perm_even_odd_1,
119 expand_vec_perm_broadcast_1): Return early if d->testing_p and
120 we will certainly return true.
122 2014-02-20 Terry Guo <terry.guo@arm.com>
124 Backport from mainline
125 2014-02-08 Terry Guo <terry.guo@arm.com>
127 * doc/invoke.texi: Document ARM -march=armv7e-m.
129 2014-02-19 H.J. Lu <hongjiu.lu@intel.com>
131 Backport from mainline
132 2014-02-19 H.J. Lu <hongjiu.lu@intel.com>
135 * config/i386/i386.c (construct_container): Remove TFmode check
136 for X86_64_INTEGER_CLASS.
138 2014-02-18 Kai Tietz <ktietz@redhat.com>
140 Backport from mainline
142 * config/i386/i386.c (ix86_expand_prologue): Use
143 rax register as displacement for restoring %r10, %rax.
144 Additional fix wrong offset for restoring both-registers.
146 2014-02-18 Eric Botcazou <ebotcazou@adacore.com>
148 * ipa-prop.c (compute_complex_ancestor_jump_func): Replace overzealous
149 assertion with conditional return.
151 2014-02-18 Jakub Jelinek <jakub@redhat.com>
152 Uros Bizjak <ubizjak@gmail.com>
155 * config/i386/driver-i386.c (host_detect_local_cpu): If
156 YMM state is not saved by the OS, also clear has_f16c. Move
157 CPUID 0x80000001 handling before YMM state saving checking.
159 2014-02-13 Uros Bizjak <ubizjak@gmail.com>
161 Backport from mainline
162 2014-02-13 Uros Bizjak <ubizjak@gmail.com>
164 * config/i386/sse.md (xop_vmfrcz<mode>2): Generate const0 in
165 operands[2], not operands[3].
167 2014-02-12 H.J. Lu <hongjiu.lu@intel.com>
169 Backport from mainline
170 2014-02-12 H.J. Lu <hongjiu.lu@intel.com>
171 Uros Bizjak <ubizjak@gmail.com>
174 * configure.ac (HAVE_AS_GOTOFF_IN_DATA): Pass --32 to GNU assembler.
176 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
178 * doc/invoke.texi: Fix thinko introduced by previous revision.
180 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
182 Backport from mainline.
183 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
186 * doc/invoke.texi (-march): Clarify documentation for ARM.
190 2014-02-04 Uros Bizjak <ubizjak@gmail.com>
192 Backport from mainline
193 2014-02-02 Uros Bizjak <ubizjak@gmail.com>
196 * config/i386/i386.c (classify_argument): Fix handling of bit_offset
197 when calculating size of integer atomic types.
199 2014-02-02 Uros Bizjak <ubizjak@gmail.com>
201 Backport from mainline
202 2014-01-30 Jakub Jelinek <jakub@redhat.com>
204 * config/i386/f16cintrin.h (_cvtsh_ss): Avoid -Wnarrowing warning.
206 2014-01-31 Richard Henderson <rth@redhat.com>
209 * tree-eh.c (lower_try_finally_switch): Delay lowering finally block
210 until after else_eh is processed.
212 2014-01-29 Markus Trippelsdorf <markus@trippelsdorf.de>
214 Backport from mainline
215 2012-12-13 Jakub Jelinek <jakub@redhat.com>
217 PR gcov-profile/55650
218 * coverage.c (coverage_obj_init): Return false if no functions
221 2014-01-25 Walter Lee <walt@tilera.com>
223 Backport from mainline
224 2014-01-25 Walter Lee <walt@tilera.com>
226 * config/tilegx/sync.md (atomic_fetch_sub): Fix negation and
227 avoid clobbering a live register.
229 2014-01-25 Walter Lee <walt@tilera.com>
231 Backport from mainline
232 2014-01-25 Walter Lee <walt@tilera.com>
234 * config/tilegx/tilegx-c.c (tilegx_cpu_cpp_builtins):
235 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2}.
236 * config/tilegx/tilepro-c.c (tilepro_cpu_cpp_builtins):
237 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2,4,8}.
239 2014-01-25 Walter Lee <walt@tilera.com>
241 Backport from mainline
242 2014-01-25 Walter Lee <walt@tilera.com>
244 * config/tilegx/tilegx.c (tilegx_gen_bundles): Delete barrier
245 insns before bundling.
246 * config/tilegx/tilegx.md (tile_network_barrier): Update comment.
248 2014-01-25 Walter Lee <walt@tilera.com>
250 Backport from mainline
251 2014-01-25 Walter Lee <walt@tilera.com>
253 * config/tilegx/tilegx.c (tilegx_expand_builtin): Set
254 PREFETCH_SCHEDULE_BARRIER_P to true for prefetches.
255 * config/tilepro/tilepro.c (tilepro_expand_builtin): Ditto.
257 2014-01-25 Walter Lee <walt@tilera.com>
259 Backport from mainline
260 2014-01-25 Walter Lee <walt@tilera.com>
262 * config/tilepro/tilepro.md (ctzdi2): Use register_operand predicate.
266 2014-01-25 Walter Lee <walt@tilera.com>
268 Backport from mainline
269 2014-01-25 Walter Lee <walt@tilera.com>
271 * config/tilegx/tilegx.c (tilegx_expand_to_rtl_hook): New.
272 (TARGET_EXPAND_TO_RTL_HOOK): Define.
274 2014-01-22 Uros Bizjak <ubizjak@gmail.com>
275 Jakub Jelinek <jakub@redhat.com>
278 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false
279 for SImode_address_operand operands. Return false
280 if operands[1] is a REG.
282 2014-01-21 Andrey Belevantsev <abel@ispras.ru>
284 Backport from mainline
285 2013-12-23 Andrey Belevantsev <abel@ispras.ru>
287 PR rtl-optimization/57422
288 * sel-sched.c (mark_unavailable_hard_regs): Fix typo when calling
291 2014-01-19 John David Anglin <danglin@gcc.gnu.org>
293 * config/pa/pa.c (pa_attr_length_millicode_call): Correct length of
294 long non-pic millicode calls.
296 2014-01-17 John David Anglin <danglin@gcc.gnu.org>
298 * config/pa/pa.c (pa_attr_length_indirect_call): Don't output a short
299 call to $$dyncall when TARGET_LONG_CALLS is true.
301 2014-01-17 Charles Baylis <charles.baylis@linaro.org>
303 Backport from mainline
304 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
307 * config/arm/arm-ldmstm.ml: Use low_register_operand for Thumb
309 * config/arm/ldmstm.md: Regenerate.
311 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
314 * config/arm/predicates.md (arm_hard_general_register_operand):
316 (arm_hard_register_operand): Remove.
317 * config/arm/arm-ldmstm.ml: Use arm_hard_general_register_operand
319 * config/arm/ldmstm.md: Regenerate.
321 2014-01-16 Jakub Jelinek <jakub@redhat.com>
324 * config/i386/i386.c (ix86_expand_builtin): If target doesn't
325 satisfy operand 0 predicate for gathers, use a new pseudo as
328 2014-01-16 Richard Henderson <rth@redhat.com>
331 * reginfo.c (global_regs_decl): Globalize.
332 * rtl.h (global_regs_decl): Declare.
333 * ira.c (do_reload): Diagnose frame_pointer_needed and it
334 reserved via global_regs.
336 2014-01-16 Marek Polacek <polacek@redhat.com>
338 Backport from mainline
339 2014-01-16 Marek Polacek <polacek@redhat.com>
342 * gimple-low.c (gimple_check_call_args): Don't use DECL_ARG_TYPE if
343 it is error_mark_node.
345 2014-01-14 Uros Bizjak <ubizjak@gmail.com>
348 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
350 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
351 from prefetch_block tune setting.
353 2014-01-10 Richard Earnshaw <rearnsha@arm.com>
355 PR rtl-optimization/54300
356 * regcprop.c (copyprop_hardreg_forward_1): Ensure any unused
357 outputs in a single-set are killed from the value chains.
359 2014-01-10 Huacai Chen <chenhc@lemote.com>
361 * config/mips/driver-native.c (host_detect_local_cpu): Handle new
362 kernel strings for Loongson-2E/2F/3A.
364 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
366 Backport from mainline
367 2014-01-05 Uros Bizjak <ubizjak@gmail.com>
369 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
370 from prefetch_block tune setting.
371 (nocona_cost): Correct size of prefetch block to 64.
373 2013-12-28 Eric Botcazou <ebotcazou@adacore.com>
375 * doc/invoke.texi (output file options): Add missing markers.
377 2013-12-11 Kai Tietz <ktietz@redhat.com>
380 * config/i386/i386.c (ix86_expand_prologue): plus_constant
381 takes no mode-argument.
383 2013-12-10 Kai Tietz <ktietz@redhat.com>
386 * config/i386/i386.c (ix86_expand_prologue): Address saved
387 registers stack-relative, not via frame-pointer.
389 2013-12-03 Marek Polacek <polacek@redhat.com>
391 Backport from mainline
392 2013-12-03 Marek Polacek <polacek@redhat.com>
395 * c-decl.c (build_compound_literal): Allow compound literals with
398 2013-12-01 Eric Botcazou <ebotcazou@adacore.com>
400 * config/i386/winnt.c (i386_pe_asm_named_section): Be prepared for an
403 2013-11-28 Uros Bizjak <ubizjak@gmail.com>
405 Backport from mainline
406 2013-11-23 Uros Bizjak <ubizjak@gmail.com>
409 * config/i386/i386.c (bdesc_multi_arg) <IX86_BUILTIN_VFRCZSS>:
410 Declare as MULTI_ARG_1_SF instruction.
411 <IX86_BUILTIN_VFRCZSD>: Decleare as MULTI_ARG_1_DF instruction.
412 * config/i386/sse.md (*xop_vmfrcz<mode>2): Rename
413 from *xop_vmfrcz_<mode>.
414 * config/i386/xopintrin.h (_mm_frcz_ss): Use __builtin_ia32_movss
415 to merge scalar result with __A.
416 (_mm_frcz_sd): Use __builtin_ia32_movsd to merge scalar
419 2013-11-19 Uros Bizjak <ubizjak@gmail.com>
421 Backport from mainline
422 2013-11-18 Uros Bizjak <ubizjak@gmail.com>
424 * config/i386/i386.c (ix86_decompose_address): Use REG_P instead of
425 ix86_address_subreg_operand. Move subreg checks to
426 ix86_validate_address_register. Move address override check to
427 ix86_legitimate_address_p.
428 (ix86_validate_address_register): New function.
429 (ix86_legitimate_address_p): Call ix86_validate_address_register
430 to validate base and index registers. Add address override check
431 from ix86_decompose_address.
432 (ix86_decompose_address): Remove.
434 Backport from mainline
435 2013-11-17 Uros Bizjak <ubizjak@gmail.com>
438 * config/i386/i386.c (ix86_address_subreg_operand): Do not
439 reject non-integer subregs.
440 (ix86_decompose_address): Do not reject invalid CONST_INT RTXes.
441 Move check for invalid x32 constant addresses ...
442 (ix86_legitimate_address_p): ... here.
444 Bacport from mainline
445 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
447 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
448 addresses only when %reg is not in word mode.
450 2013-11-10 Karlson2k <k2k@narod.ru>
451 Kai Tietz <ktietz@redhat.com>
455 * configure.ac: Adding for exported symbols check
456 and for rdynamic-check executable-extension.
457 * configure: Regenerated.
459 2013-11-07 H.J. Lu <hongjiu.lu@intel.com>
462 * config/i386/i386.md (push peepholer/splitter): Use Pmode
463 with stack_pointer_rtx.
465 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
467 * config/i386/t-rtems (MULTILIB_MATCHES): Fix option typos.
469 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
471 Backport from mainline
472 2013-10-22 Uros Bizjak <ubizjak@gmail.com>
475 * config/i386/i386.c (put_condition_code) <case GTU, case LEU>:
476 Remove CCCmode handling.
477 <case LTU>: Return 'c' suffix for CCCmode.
478 <case GEU>: Return 'nc' suffix for CCCmode.
479 (ix86_cc_mode) <case GTU, case LEU>: Do not generate overflow checks.
480 * config/i386/i386.md (*sub<mode>3_cconly_overflow): Remove.
481 (*sub<mode>3_cc_overflow): Ditto.
482 (*subsi3_zext_cc_overflow): Ditto.
484 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
486 Backport from mainline
487 2013-10-19 Uros Bizjak <ubizjak@gmail.com>
490 * config/i386/i386.c (ix86_function_value_regno): Add DX_REG,
491 ST1_REG and XMM1_REG for 32bit and 64bit targets. Also add DI_REG
492 and SI_REG for 64bit SYSV ABI targets.
494 2013-10-25 Richard Henderson <rth@twiddle.net>
497 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
498 instead of create_convert_operand_to.
499 (maybe_emit_sync_lock_test_and_set): Likewise.
500 (expand_atomic_compare_and_swap): Likewise.
501 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
503 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
505 PR rtl-optimization/58831
506 * alias.c (init_alias_analysis): At the beginning of each iteration,
507 set the reg_seen[N] flag if static_reg_base_value[N] is non-null.
509 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
511 * recog.c (search_ofs): New static variable moved from...
512 (peep2_find_free_register): ...here.
513 (peephole2_optimize): Initialize it.
515 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
517 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
519 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
521 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
522 assignment statements.
524 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
526 * config/pa/pa.md: In "scc" insn patterns, change output template to
527 handle const0_rtx in reg_or_0_operand operands.
529 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
530 Paolo Carlini <paolo.carlini@oracle.com>
533 * doc/implement-cxx.texi: Fix references to the C++ standards.
535 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
538 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
541 2013-09-12 Terry Guo <terry.guo@arm.com>
543 Backport from mainline
544 2012-09-17 Richard Guenther <rguenther@suse.de>
547 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
548 FIXED_VALUE_TYPE instead of struct fixed_value.
550 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
553 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
554 support conditional execution.
555 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
557 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
559 Backport from mainline
560 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
562 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
563 "cmp" RTX before signed_comparison_operator check to account
566 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
568 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
570 2013-09-01 Iain Sandoe <iain@codesourcery.com>
573 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
575 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
576 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
577 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
579 * doc/tm.texi: Regenerate.
580 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
582 * config/darwin-c.c: Include target.h.
583 (darwin_objc_declare_unresolved_class_reference): New function.
584 (darwin_objc_declare_class_definition): New function.
585 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
586 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
588 2013-09-01 Iain Sandoe <iain@codesourcery.com>
590 Backport from mainline:
591 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
593 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
594 it is not needed after split.
596 2013-07-20 Iain Sandoe <iain@codesourcery.com>
599 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
600 second label for nonlocal goto receivers. Don't output pic base labels
601 unless we're producing PIC; mark that action unreachable().
602 (ix86_save_reg): If the function contains a nonlocal label, save the
604 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
605 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
606 (update_pic_label_number_if_needed): New.
607 (machopic_output_function_base_name): Adjust for nonlocal receiver
609 (machopic_should_output_picbase_label): New.
610 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
611 (nonlocal_goto_receiver): New insn and split.
613 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
615 Backport from mainline
616 2013-08-27 Christian Widmer <shadow@umbrox.de>
619 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
620 of Ivy Bridge processors.
622 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
625 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
626 suggested mode for the assignment isn't compatible with the
629 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
631 Backport from mainline
632 2013-08-12 Perez Read <netfirewall@gmail.com>
635 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
636 operand 0 for intel asm alternative.
637 (*movabs<mode>_2): Ditto for operand 1.
639 2013-08-13 Marek Polacek <polacek@redhat.com>
642 2013-0813 Marek Polacek <polacek@redhat.com>
643 Jakub Jelinek <jakub@redhat.com>
645 PR tree-optimization/57980
646 * tree-tailcall.c (process_assignment): Return false
647 when not dealing with integers or floats.
649 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
651 Backport from mainline
652 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
654 * collect2-aix.h: Define F_LOADONLY.
656 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
658 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
659 the implied StoreLoad barrier for atomic operations if before.
661 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
663 Backport from 2013-07-11 trunk r200901.
666 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
667 name seen by assembler/linker if available.
669 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
671 Backport from 2013-07-10 trunk r200872.
674 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
677 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
679 Backport from mainline
680 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
682 * config/i386/sse.md (sse_movlhps): Change alternative 3
685 2013-07-09 Joseph Myers <joseph@codesourcery.com>
687 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
688 adjust register size for TDmode and TFmode for VSX registers.
690 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
692 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
694 2013-07-08 Jakub Jelinek <jakub@redhat.com>
696 PR rtl-optimization/57829
697 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
698 mask bits outside of mode are just sign-extension from mode to HWI.
700 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
702 Backport from mainline
703 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
706 * config/i386/i386.c (construct_container): Report error if
707 long double is used with disabled x87 float returns.
709 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
711 Backport from mainline
712 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
715 * collect2.c (collect_atexit): New.
716 (collect_exit): Delete.
717 (main): Register collect_atexit with atexit.
718 (collect_wait): Change collect_exit to exit.
720 * collect2.h (collect_exit): Delete.
721 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
723 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
725 Backport from mainline
726 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
728 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
729 cmp_code to construct REG_EQUAL note.
731 Backport from mainline
732 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
734 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
735 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
737 Backport from mainline
738 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
741 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
742 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
743 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
745 2013-06-09 Jakub Jelinek <jakub@redhat.com>
748 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
749 that operands[2] doesn't overlap with operands[0].
751 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
754 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
755 for non-sse2 targets. Simplify mode attribute calculation.
757 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
759 Backport from mainline
760 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
762 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
763 cache parameters using detect_caches_amd also for CYRIX,
764 NSC and TM2 signatures.
766 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
767 Dzianis Kahanovich <mahatma@eu.by>
771 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
772 VIA/Centaur processors and determine their cache parameters
773 using detect_caches_amd.
775 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
777 * config/i386/i386.c (ix86_option_override_internal): Add
778 PTA_POPCNT to corei7 entry.
780 2013-05-14 Richard Biener <rguenther@suse.de>
782 PR gcov-profile/57269
783 Backport from mainline
784 2012-06-30 Nathan Sidwell <nathan@acm.org>
786 * coverage.c (coverage_init): Read counts file before writing
789 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
792 Backport from mainline
793 2013-01-22 Jakub Jelinek <jakub@redhat.com>
796 * config/i386/i386.md (UNSPEC_STOS): New.
797 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
798 *strsetqi_1): Add UNSPEC_STOS.
800 2013-05-10 Joey Ye <joey.ye@arm.com>
802 Backport from mainline
803 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
806 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
808 (thumb1_extendhisi2): Reduce Thumb pool range.
809 (arm_movdi): Likewise.
810 (thumb1_movdi_insn): Likewise.
811 (thumb1_movsi_insn): Likewise.
812 (pic_load_addr_unified): Likewise.
813 (pic_load_addr_32bit): Likewise.
814 (pic_load_addr_thumb1): Likewise.
815 (thumb1_movhf): Likewise.
816 (arm_movsf_soft_insn): Likewise.
817 (thumb1_movsf_soft_insn): Likewise.
818 (movdf_soft_insn): Likewise.
819 (thumb1_movdf_soft_insn): Likewise.
820 * config/arm/neon.md (*neon_mov<mode>): Likewise.
821 (*neon_mov<mode>): Likwise.
822 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
823 (*thumb2_movhi_insn): Likewise.
824 (*thumb2_extendqisi_v6): Likewise.
825 (*thumb2_zero_extendqisi_v6): Likewise.
826 (*thumb2_zero_extendqisi2_v6): Likewise.
827 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
828 (*movdi_vfp): Likewise.
829 (*movdi_vfp_cortexa8): Likewise.
830 (*thumb2_movsf_vfp): Likewise.
831 (*thumb2_movdf_vfp): Likewise.
833 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
835 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
836 Add mthumb/march=armv7-a multilib.
837 Add mthumb/march=armv7-r multilib.
838 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
840 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
843 * config/v850/t-rtems: Add more multilibs.
845 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
848 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
851 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
852 to save TFmode registers and DImode to save TImode registers for
853 caller save operations.
854 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
855 mark being partially clobbered since they only use the first
858 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
859 and TDmode only use the upper 64-bits of each VSX register.
861 2013-05-03 Marek Polacek <polacek@redhat.com>
863 Backport from mainline
864 2013-04-25 Marek Polacek <polacek@redhat.com>
866 PR tree-optimization/57066
867 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
869 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
871 Backport from mainline
872 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
875 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
877 (*zero_extendsidi2): Ditto.
879 Backport from mainline
880 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
883 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
885 2013-04-29 Christian Bruel <christian.bruel@st.com>
888 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
890 2013-04-27 Jakub Jelinek <jakub@redhat.com>
893 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
894 the immediate rotate count.
896 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
898 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
900 2013-04-19 Matthias Klose <doko@ubuntu.com>
904 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
906 Backport from mainline
907 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
908 Alexander Monakov <amonakov@ispras.ru>
911 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
912 flush pending lists also on non-jumps. Adjust comment.
915 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
917 * sched-deps.c (add_dependence_list_and_free): Simplify.
918 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
919 lists when add_dependence_list_and_free doesn't free them.
921 2013-04-19 Marek Polacek <polacek@redhat.com>
923 Backport from mainline
924 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
925 Jakub Jelinek <jakub@redhat.com>
927 PR tree-optimization/48189
928 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
929 If nitercst is 0, don't predict the exit edge.
931 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
933 Backport from mainline
934 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
935 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
937 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
940 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
942 * doc/tm.texi: Update.
943 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
944 * target.def (force_at_comp_dir): New hook.
945 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
946 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
948 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
951 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
952 (S_MODES): Set H_MODE bit.
953 (SF_MODES): Set only S_MODE and SF_MODE bits.
954 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
955 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
956 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
957 <MODE_FLOAT>: Likewise.
959 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
961 Backport from mainline:
962 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
965 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
966 nuses, make sure we have a label.
968 2013-04-11 Richard Biener <rguenther@suse.de>
970 * BASE-VER: Set to 4.7.4.
971 * DEV-PHASE: Set to prerelease.
973 2013-04-11 Release Manager
975 * GCC 4.7.3 released.
977 2013-04-10 David S. Miller <davem@davemloft.net>
979 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
982 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
986 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
988 Backport from mainline
989 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
990 Alexander Monakov <amonakov@ispras.ru>
993 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
994 flush pending lists also on non-jumps. Adjust comment.
996 2013-04-03 Richard Biener <rguenther@suse.de>
998 PR tree-optimization/56501
999 * tree-switch-conversion.c (check_process_case): Properly
1000 handle !single_succ_p case.
1002 2013-04-03 Jakub Jelinek <jakub@redhat.com>
1004 Backported from mainline
1005 2013-03-06 Jakub Jelinek <jakub@redhat.com>
1007 PR tree-optimization/56539
1008 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
1009 instead of GSI_CONTINUE_LINKING as last argument to
1010 force_gimple_operand_gsi. Adjust function comment.
1012 2013-03-05 Jakub Jelinek <jakub@redhat.com>
1015 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
1016 (avoid_complex_debug_insns): New function.
1017 (expand_debug_locations): Call it.
1019 2013-04-02 Wei Mi <wmi@google.com>
1021 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
1022 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
1023 *<rotate_insn><mode>3_mask in i386.md.
1025 2013-04-02 Richard Biener <rguenther@suse.de>
1028 Backport from mainline
1029 2012-05-16 Richard Guenther <rguenther@suse.de>
1031 * tree-inline.c (declare_return_variable): Properly handle
1032 DECL_BY_REFERENCE return vars in SSA form.
1034 2013-04-01 Wei Mi <wmi@google.com>
1036 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
1037 Truncate operand 2 using %b asm operand modifier.
1038 (*<shift_insn><mode>3_mask): Ditto.
1039 (*<rotate_insn><mode>3_mask): Ditto.
1041 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
1043 * config/i386/i386.md (*movsf_internal): Change type of
1044 alternatives 3,4 to imov.
1046 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1048 Backport from mainline
1049 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
1052 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
1053 when the may_trap_p bit of the exprs being merged differs.
1054 Reorder tests for speculativeness in the logical and operator.
1056 Backport from mainline
1057 2013-03-05 Jakub Jelinek <jakub@redhat.com>
1060 * sel-sched-ir.c (free_sched_pools): Release
1061 succs_info_pool.stack[succs_info_pool.max_top] vectors too
1062 if succs_info_pool.max_top isn't -1.
1064 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1066 Backport from mainline
1067 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
1070 * sel-sched.c: Include ira.h.
1071 (implicit_clobber_conflict_p): New function.
1072 (moveup_expr): Use it.
1073 * Makefile.in (sel-sched.o): Depend on ira.h.
1075 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1077 Backport from mainline
1078 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
1079 Alexander Monakov <amonakov@ispras.ru>
1082 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
1083 flush pending lists also on non-jumps. Adjust comment.
1085 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
1087 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
1088 * doc/extend.texi (Named Address Spaces): Ditto.
1089 (Variable Attributes): Ditto.
1091 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
1093 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
1094 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
1097 2013-03-27 Walter Lee <walt@tilera.com>
1099 Backport from mainline:
1100 2013-03-27 Walter Lee <walt@tilera.com>
1102 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
1103 double-decrement of next_scratch_regno.
1105 2013-03-27 Walter Lee <walt@tilera.com>
1107 Backport from mainline:
1108 2013-03-27 Walter Lee <walt@tilera.com>
1110 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
1112 (insn_v1mulus): Ditto.
1113 (insn_v2muls): Ditto.
1115 2013-03-27 Walter Lee <walt@tilera.com>
1117 Backport from mainline:
1118 2013-03-27 Walter Lee <walt@tilera.com>
1120 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
1122 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
1124 2013-03-27 Walter Lee <walt@tilera.com>
1126 Backport from mainline:
1127 2013-03-27 Walter Lee <walt@tilera.com>
1129 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
1131 (*sibcall_value): Ditto.
1133 2013-03-27 Walter Lee <walt@tilera.com>
1135 Backport from mainline:
1136 2013-03-27 Walter Lee <walt@tilera.com>
1138 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
1139 (insn_mnz_v8qi): ... this ...
1140 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
1142 (insn_v<n>mnz): Replaced by ...
1143 (insn_v1mnz): ... this ...
1144 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
1146 (insn_mz_<mode>): Replaced by ...
1147 (insn_mz_v8qi): ... this ...
1148 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
1150 (insn_v<n>mz): Replaced by ...
1151 (insn_v1mz): ... this ...
1152 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
1155 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
1157 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
1159 2013-03-26 Richard Biener <rguenther@suse.de>
1161 Backport from mainline:
1162 2013-03-13 Richard Biener <rguenther@suse.de>
1164 PR tree-optimization/56608
1165 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
1166 calls when vectorizing basic-blocks.
1168 2013-03-05 Richard Biener <rguenther@suse.de>
1170 PR tree-optimization/56270
1171 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
1172 of loads after scheduling an SLP instance.
1174 2013-03-26 Walter Lee <walt@tilera.com>
1176 Backport from mainline:
1177 2013-03-26 Walter Lee <walt@tilera.com>
1179 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
1180 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
1182 2013-03-26 Walter Lee <walt@tilera.com>
1184 Backport from mainline:
1185 2013-03-25 Walter Lee <walt@tilera.com>
1187 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
1188 TILEGX_INSN_SHUFFLEBYTES1.
1189 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
1191 (tilegx_builtins): Ditto.
1192 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
1194 2013-03-26 Walter Lee <walt@tilera.com>
1196 Backport from mainline:
1197 2013-03-25 Walter Lee <walt@tilera.com>
1199 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
1200 tests for constraint J, K, N, P.
1202 2013-03-26 Walter Lee <walt@tilera.com>
1204 Backport from mainline:
1205 2013-03-25 Walter Lee <walt@tilera.com>
1207 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
1208 Use indirect/pcrel encoding.
1209 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
1212 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1214 Backport from mainline:
1215 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
1216 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
1219 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
1220 (musermode): Convert to Var(TARGET_USERMODE).
1221 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
1222 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
1223 * config/sh/sh.c (sh_option_override): Use
1224 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
1225 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
1227 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
1229 (udivsi3_i4_single, divsi3_i4_single): Use
1230 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
1231 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1232 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
1233 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1234 (SUBTARGET_OVERRIDE_OPTIONS): New.
1236 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1238 Backport from mainline:
1239 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1241 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
1242 to m2a-single instead of m2e.
1244 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1247 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
1250 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1253 * config/i386/i386.c (init_cumulative_args): Also set
1254 cum->callee_return_avx256_p.
1255 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
1256 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
1258 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
1259 callee_return_avx256_p.
1261 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1263 Backport from mainline:
1264 2012-12-04 Ian Lance Taylor <iant@google.com>
1266 * godump.c (find_dummy_types): Output a dummy type if we couldn't
1267 output the real type.
1269 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
1272 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
1273 (PLUS_EXPR): Likewise.
1274 * doc/cppopts.texi (--help): Likewise.
1275 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
1276 (-fdump-rtl-cprop_hardreg): Likewise.
1277 (-fdump-rtl-csa): Likewise.
1278 (-fdump-rtl-dce): Likewise.
1279 (-fdump-rtl-dbr): Likewise.
1280 (-fdump-rtl-into_cfglayout): Likewise.
1281 (-fdump-rtl-outof_cfglayout): Likewise.
1283 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
1286 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
1287 (arm_print_operand, case 'S'): Don't use shift_operator to validate
1290 2013-03-14 Seth LaForge <sethml@google.com>
1293 Backport from mainline
1294 2012-10-22 Julian Brown <julian@codesourcery.com>
1296 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
1297 VFP D registers in big-endian mode.
1299 2013-03-08 Joey Ye <joey.ye@arm.com>
1301 Backport from mainline
1302 2013-03-06 Joey Ye <joey.ye@arm.com>
1305 * gcc.c (convert_white_space): New function.
1306 (main): Handles white space in function name.
1308 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1310 Backport from mainline
1311 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1314 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
1315 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
1316 to SH_DIV_CALL_TABLE for TARGET_SH2.
1317 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
1319 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
1320 mdiv= call-div1, call-fp, call-table options.
1322 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
1324 * config.gcc (arm*-*-rtemself*): New.
1325 (arm*-*-rtems*): Removed.
1326 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
1327 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
1329 2013-03-01 Richard Biener <rguenther@suse.de>
1331 Backport from mainline
1332 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
1334 PR tree-optimization/55481
1335 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
1336 back to general rewriting if we cannot leave an original biv
1339 2013-03-01 Richard Biener <rguenther@suse.de>
1341 Backport from mainline
1342 2012-04-10 Richard Guenther <rguenther@suse.de>
1345 * gimple-low.c (gimple_check_call_args): Properly account for
1346 compatible aggregate types.
1348 2013-02-26 Nick Clifton <nickc@redhat.com>
1351 Import this patch from the mainline:
1353 2012-08-17 Nick Clifton <nickc@redhat.com>
1355 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
1356 (branch_true): Likewise.
1357 (branch_false): Likewise.
1359 2013-02-26 Jakub Jelinek <jakub@redhat.com>
1361 PR tree-optimization/56443
1362 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
1363 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
1364 to type_for_mode langhook.
1366 2013-02-21 Jakub Jelinek <jakub@redhat.com>
1369 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
1372 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1374 Backported from mainline
1375 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1377 PR tree-optimization/56350
1378 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
1379 if haven't found reduction or nested cycle operand, rather than
1380 asserting we must find it.
1382 PR tree-optimization/56381
1383 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
1386 2013-02-08 Jakub Jelinek <jakub@redhat.com>
1388 PR tree-optimization/56250
1389 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
1390 if type is unsigned and code isn't MULT_EXPR.
1392 2013-02-06 Jakub Jelinek <jakub@redhat.com>
1395 * omp-low.c (use_pointer_for_field): Return false if
1396 lower_send_shared_vars doesn't generate any copy-out code.
1398 2012-11-27 Jakub Jelinek <jakub@redhat.com>
1400 PR tree-optimization/55110
1401 * tree-vect-loop.c (vectorizable_reduction): Don't assert
1402 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
1404 2013-02-18 Richard Biener <rguenther@suse.de>
1407 2013-02-04 Richard Biener <rguenther@suse.de>
1409 Backport from mainline
1410 2012-07-04 Richard Guenther <rguenther@suse.de>
1412 PR tree-optimization/53844
1413 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1414 the loop virtual PHI.
1416 2013-02-13 David S. Miller <davem@davemloft.net>
1418 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
1420 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1422 Backport from mainline
1423 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1425 PR rtl-optimization/56275
1426 * simplify-rtx.c (avoid_constant_pool_reference): Check that
1427 offset is non-negative and less than cmode size before
1428 calling simplify_subreg.
1430 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
1432 Backport from mainline
1433 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1435 * config/i386/sse.md (FMAMODEM): New mode iterator.
1436 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
1437 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
1439 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1441 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
1442 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
1443 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
1445 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1447 Backport from mainline
1448 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1451 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
1452 If there is no implicit builtin declaration, just return NULL.
1454 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
1455 Michael Meissner <meissner@linux.vnet.ibm.com>
1457 Backport from mainline
1458 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
1459 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
1461 2013-02-07 David S. Miller <davem@davemloft.net>
1463 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
1465 * var-tracking.c (vt_add_function_parameter): Test the presence of
1466 HAVE_window_save properly and do not remap argument registers when
1467 we have a leaf function.
1469 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1471 Backport from mainline
1472 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1475 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1477 * config/i386/i386.c (ix86_print_operand): Ditto.
1479 2013-02-07 Alan Modra <amodra@gmail.com>
1482 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1483 static chain, set REST_INLINE_FPRS too.
1485 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
1487 Backport from mainline
1488 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1490 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1491 * configure: Regenerate.
1493 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1495 Backport from mainline
1496 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1497 Andrew Dixie <andrewd@gentrack.com>
1499 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1502 2013-02-05 Richard Biener <rguenther@suse.de>
1504 Backport from mainline
1505 2012-12-10 Richard Biener <rguenther@suse.de>
1507 PR tree-optimization/55107
1508 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1509 (bitmap_set_replace_value): Add gcc_unreachable.
1510 (do_regular_insertion): Re-write all_same handling. Insert
1511 an assignment instead of a PHI in this case.
1512 (execute_pre): Do not record constified events.
1514 2013-02-05 Richard Biener <rguenther@suse.de>
1516 PR tree-optimization/54767
1517 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1518 backedges drop all symbolical range information.
1519 (execute_vrp): Compute backedges.
1521 2013-02-04 Richard Biener <rguenther@suse.de>
1523 Backport from mainline
1524 2012-01-11 Richard Guenther <rguenther@suse.de>
1526 PR tree-optimization/44061
1527 * tree-vrp.c (extract_range_basic): Compute zero as
1528 value-range for __builtin_constant_p of function parameters.
1530 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1533 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1535 2013-02-04 Richard Biener <rguenther@suse.de>
1537 Backport from mainline
1538 2012-07-04 Richard Guenther <rguenther@suse.de>
1540 PR tree-optimization/53844
1541 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1542 the loop virtual PHI.
1544 2012-12-13 Richard Biener <rguenther@suse.de>
1547 * tree-streamer.c (record_common_node): Check that we are not
1548 recursively pre-loading nodes we want to skip. Handle
1549 char_type_node appearing as part of va_list_type_node.
1551 2013-02-04 Richard Biener <rguenther@suse.de>
1554 * gimple.h (gimple_call_builtin_class_p): New function.
1555 * gimple.c (validate_call): New function.
1556 (gimple_call_builtin_class_p): Likewise.
1557 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1558 Use gimple_call_builtin_class_p.
1559 (find_func_clobbers): Likewise.
1560 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1561 (strlen_optimize_stmt): Likewise.
1563 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1565 Backported from mainline
1566 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1568 PR tree-optimization/56125
1569 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1570 pow(x,c) into sqrt(x) * powi(x, n/2) or
1571 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1572 optimizing for size.
1573 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1574 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1577 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1579 PR tree-optimization/56098
1580 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1581 for stmts with volatile ops.
1582 (cond_store_replacement): Don't optimize if assign has volatile ops.
1583 (cond_if_else_store_replacement_1): Don't optimize if either
1584 then_assign or else_assign have volatile ops.
1586 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1589 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1590 instead of cmpdi_operand for first comparison operand.
1591 Don't assert that comparison operands aren't both constants.
1593 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1595 PR tree-optimization/56051
1596 * fold-const.c (fold_binary_loc): Don't fold
1597 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1598 a narrowing conversion, or widening conversion from signed
1601 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1604 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1605 the case where writing real complex part of target modifies
1608 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1611 * function.c (thread_prologue_and_epilogue_insns): Always
1612 add crtl->drap_reg to set_up_by_prologue.set, even if
1613 stack_realign_drap is false.
1615 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1617 PR tree-optimization/55921
1618 * tree-complex.c (expand_complex_asm): New function.
1619 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1621 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1623 PR rtl-optimization/55838
1624 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1625 iv0.step, iv1.step and step.
1627 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1630 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1631 * gimple-low.c: Include langhooks.c.
1632 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1633 by default call lang_hooks.block_may_fallthru.
1634 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1636 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1637 (LANG_HOOKS_INITIALIZER): Use it.
1639 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1642 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1643 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1644 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1645 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1646 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1648 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1650 PR tree-optimization/55236
1651 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1652 and signed ARG0_TYPE, force low and high to be non-NULL.
1654 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1656 PR rtl-optimization/54127
1657 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1658 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1659 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1660 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1661 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1663 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1665 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1666 range isn't testing for zero.
1668 2013-01-29 Richard Biener <rguenther@suse.de>
1670 PR tree-optimization/56113
1671 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1673 (label_visit): Free duplicate bitmaps and record the leader instead.
1674 (perform_var_substitution): Adjust.
1676 2013-01-28 Serowk <serowk@yandex.ru>
1679 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1680 Fix mode checks to allow for the passing of constants in the
1682 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1683 Add entries in the switch statement for builtin iwmmxt vector
1684 shift and rotate builtins.
1686 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1688 Backport from mainline
1689 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1692 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1693 operand 0 in movabs insn template for -masm=intel asm alternative.
1694 (*movabs<mode>_2): Ditto for operand 1.
1696 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1698 Backport from mainline
1699 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1702 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1703 alternative to (o,r).
1704 (*movdi_internal_rex64): Remove (!o,n) alternative.
1705 (DImode immediate->memory splitter): Remove.
1706 (DImode immediate->memory peephole2): Remove.
1707 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1708 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1709 alternative to (!o,*r).
1710 (*movtf_internal_sse): New pattern.
1711 (*movxf_internal_rex64): New pattern.
1712 (*movxf_internal): Disable for TARGET_64BIT.
1713 (*movdf_internal_rex64): Remove (!o,F) alternative.
1715 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1717 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1718 involving stack registers slightly.
1720 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1722 * config/i386/constraints.md (Yf): New constraint.
1723 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1724 of f constraint to conditionaly disable x87 register preferences.
1725 (*movdf_internal): Ditto.
1726 (*movsf_internal): Ditto.
1728 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1730 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1731 (*movtf_internal_rex64): Add (!o,C) alternative
1732 (*movxf_internal_rex64): Ditto.
1733 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1735 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1737 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1739 2013-01-24 Martin Jambor <mjambor@suse.cz>
1741 Backport from mainline
1742 2013-01-04 Martin Jambor <mjambor@suse.cz>
1744 PR tree-optimization/55755
1745 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1746 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1748 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1750 Backport from mainline
1751 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1753 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1755 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1757 PR rtl-optimization/56023
1758 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1759 dependent on debug instruction.
1761 2013-01-21 Martin Jambor <mjambor@suse.cz>
1763 Backport from mainline
1764 2013-01-17 Martin Jambor <mjambor@suse.cz>
1766 PR tree-optimizations/55264
1767 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1768 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1769 for virtual functions.
1770 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1771 for virtual methods.
1772 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1773 virtual methods before inlining is over.
1775 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1777 Backport from mainline
1778 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1781 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1782 store through atomic_store<mode>_1.
1783 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1785 2013-01-16 Richard Biener <rguenther@suse.de>
1788 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1789 account for bitpos when computing alignment.
1791 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1793 Backport from 2013-01-14 trunk r195169.
1796 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1797 etc. to 1 and not to __flash.
1798 Use LL suffix for __INT24_MAX__ with -mint8.
1799 Use ULL suffix for __UINT24_MAX__ with -mint8.
1801 2013-01-14 Matthias Klose <doko@ubuntu.com>
1803 * doc/invoke.texi: Document -print-multiarch.
1804 * doc/install.texi: Document --enable-multiarch.
1805 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1806 * configure.ac: Add --enable-multiarch option.
1807 Substitute with_cpu, with_float.
1808 * configure: Regenerate.
1809 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1810 enable_multiarch, with_cpu, with_float: New macros.
1811 if_multiarch: New macro, define in terms of enable_multiarch.
1812 * genmultilib: Add new argument for the multiarch name.
1813 * gcc.c (multiarch_dir): Define.
1814 (for_each_path): Search for multiarch suffixes.
1815 (driver_handle_option): Handle multiarch option.
1816 (do_spec_1): Pass -imultiarch if defined.
1817 (main): Print multiarch.
1818 (set_multilib_dir): Separate multilib and multiarch names
1819 from multilib_select.
1820 (print_multilib_info): Ignore multiarch names in multilib_select.
1821 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1822 * cppdefault.h (default_include): Document multiarch in multilib
1824 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1825 include directory for multiarch directories.
1826 * common.opt: New options --print-multiarch and -imultilib.
1828 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1829 Include i386/t-linux.
1830 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1831 Include i386/t-kfreebsd.
1832 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1833 * config/i386/t-linux64: Add multiarch names in
1834 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1835 * config/i386/t-gnu: New file.
1836 * config/i386/t-kfreebsd: Likewise.
1837 * config/i386/t-linux: Likewise.
1839 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1840 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1841 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1842 for 32bit non-biarch configurations.
1844 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1845 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1848 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1850 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1852 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1853 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1854 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1856 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1857 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1858 Include rs6000/t-linux for 32bit non-biarch configurations.
1860 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1862 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1864 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1865 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1867 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1868 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1870 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1872 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1873 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1874 (vect_estimate_min_profitable_iter): Adjust to above fix.
1875 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1877 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1879 Backport from mainline
1880 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1882 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1883 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1884 documentation. Add missing '__' in front of
1885 __builtin_ia32_packssdw256.
1887 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1889 Backport from mainline
1890 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1892 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1893 attribute of movddup insn to DF.
1894 (*vec_interleave_lowv2df): Ditto.
1895 (vec_dupv2df): Ditto.
1897 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1899 Backport from 2013-01-07 trunk r194991, r194992.
1902 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1905 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1906 (avr_addrspace_t): Add .section_name field.
1907 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1909 (avr_addrspace): Same. Initialize .section_name. Remove last
1910 NULL entry. Put __memx into .progmemx.data.
1911 (progmem_section_prefix): Remove.
1912 (avr_asm_init_sections): No need to initialize progmem_section.
1913 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1914 section name prefix.
1915 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1916 retrieve the progmem section.
1917 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1918 boundary to run over avr_addrspace[].
1919 (avr_register_target_pragmas): Ditto.
1921 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1923 Backport from 2013-01-07 trunk r194978.
1926 * doc/install.texi (Cross-Compiler-Specific Options): Document
1929 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1931 Backport from 2013-01-07 trunk r194968.
1934 * config/avr/t-avr: Don't automatically rebuild
1935 $(srcdir)/config/avr/t-multilib
1936 $(srcdir)/config/avr/avr-tables.opt
1937 (avr-mcus): New phony target to build them on request.
1938 (s-avr-mlib): Remove.
1939 * avr/avr-mcus.def: Adjust comments.
1941 2013-01-07 Terry Guo <terry.guo@arm.com>
1943 Backport from mainline
1944 2012-12-19 Terry Guo <terry.guo@arm.com>
1946 * config/arm/arm.c (thumb_find_work_register): Check argument
1947 register number based on current PCS.
1949 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1951 Backport from mainline
1952 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1955 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1956 selected code model, define __code_mode_small__, __code_model_medium__,
1957 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1958 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1959 xchg temporary register with %k. Declare temporary register as
1961 [__x86_64__]: For medium and large code models, preserve %rbx register.
1963 2013-01-03 Richard Henderson <rth@redhat.com>
1965 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1966 after eliminating TLS symbols.
1968 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1971 * config/pa/pa.md (movsi): Revert previous change.
1972 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1975 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1978 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1981 2013-01-02 Jason Merrill <jason@redhat.com>
1984 * tree.c (build_array_type_1): Revert earlier change.
1986 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1989 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1990 after reload starts.
1992 2012-12-21 Martin Jambor <mjambor@suse.cz>
1994 PR tree-optimization/55355
1995 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1996 bit_position is small enough to fit a single HOST_WIDE_INT.
1998 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2000 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
2002 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2004 Backport from mainline
2005 2012-10-15 Matthias Klose <doko@ubuntu.com>
2007 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
2008 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
2010 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
2011 Tomash Brechko <tomash.brechko@gmail.com>
2014 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
2015 handling of before and after cases.
2016 * config/sparc/sync.md (atomic_store): Fix pasto.
2018 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
2020 * optabs.c (expand_atomic_store): Elide redundant model test.
2022 2012-12-13 Richard Henderson <rth@redhat.com>
2025 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
2027 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
2030 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
2031 (tldo_stb_sp64): Likewise.
2032 (tldo_sth_sp32): Likewise.
2033 (tldo_sth_sp64): Likewise.
2034 (tldo_stw_sp32): Likewise.
2035 (tldo_stw_sp64): Likewise.
2036 (tldo_stx_sp64): Likewise.
2038 2012-12-10 Kai Tietz <ktietz@redhat.com>
2041 * print-tree.c (print_node): Cast from pointer via uintptr_t.
2043 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
2045 Backport from mainline
2046 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
2047 H.J. Lu <hongjiu.lu@intel.com>
2050 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
2051 before using it as insn or call equivalent.
2053 2012-12-06 Jason Merrill <jason@redhat.com>
2056 * tree.c (build_array_type_1): Re-layout if we found it in the
2059 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2061 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
2062 opaque cond in all call insns.
2064 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
2066 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
2067 area if the function allocates dynamic stack space.
2068 (ia64_initial_elimination_offset): Adjust offsets to above change.
2070 2012-12-03 Richard Biener <rguenther@suse.de>
2072 Backport from mainline
2073 2012-09-24 Richard Guenther <rguenther@suse.de>
2075 PR tree-optimization/53663
2076 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
2077 native encode/interpret translation on VN_WALKREWRITE.
2079 2012-12-03 Kai Tietz <ktietz@redhat.com>
2082 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
2085 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
2088 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
2090 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2092 Backport from mainline:
2093 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2096 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
2097 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
2098 (in_nullified_branch_delay): Likewise.
2099 (in_call_delay): Likewise.
2100 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
2101 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
2102 the $$sh_func_adrs call as variable. Update type of sibcalls and
2103 $$sh_func_adrs call.
2104 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
2105 length instead of adjustment. Handle negative and undefined call
2106 adjustments for insn_default_length. Remove adjustment for millicode
2107 insn with unfilled delay slot.
2108 (pa_output_millicode_call): Update for revised millicode length.
2109 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
2111 2012-11-29 Kai Tietz <ktietz@redhat.com>
2114 * prefix.c (lookup_key): Replace xmalloc/xrealloc
2115 use by XNEWVEC/XRESIZEVEC.
2117 * i386.c (get_scratch_register_on_entry): Handle
2118 thiscall-convention.
2119 (split_stack_prologue_scratch_regno): Likewise.
2120 (ix86_static_chain): Likewise.
2121 (x86_output_mi_thunk): Likewise.
2123 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
2125 Backported from mainline
2126 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
2127 Markus Trippelsdorf <markus@trippelsdorf.de>
2130 * lto-opts.c (lto_write_options): Also handle
2131 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
2132 OPT_SPECIAL_program_name.
2135 * lto-wrapper.c (merge_and_complain): Handle
2136 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
2137 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
2139 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
2141 PR rtl-optimization/55489
2142 * gcse.c (compute_transp): Precompute a canonical version
2143 of XEXP (x, 0), and pass it to canon_true_dependence.
2145 2012-11-27 Richard Biener <rguenther@suse.de>
2148 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
2149 stmt with a NOP instead of removing it.
2151 2012-11-26 Richard Biener <rguenther@suse.de>
2153 Backport from mainline
2154 2012-10-19 Richard Biener <rguenther@suse.de>
2156 PR tree-optimization/54976
2157 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
2158 Robustify against odd inner_mode inputs.
2160 2012-10-12 Richard Biener <rguenther@suse.de>
2162 PR tree-optimization/54894
2163 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
2164 Handle over-aligned scalar types properly.
2166 2012-10-02 Richard Guenther <rguenther@suse.de>
2169 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
2170 cleaning up the CFG.
2172 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2174 Backport from mainline
2175 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2177 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
2178 explaining the register ordering preferences.
2180 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
2181 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
2182 constraints so that the traditional floating point loads, stores,
2183 and moves are done first, then the VSX loads, stores, and moves,
2184 and finally the GPR loads, stores, and moves so that reload
2185 chooses FPRs over GPRs, and uses the traditional load/store
2186 instructions which provide an offset.
2187 (movdf_hardfloat64): Likewise.
2189 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
2191 Backported from mainline
2192 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
2193 H.J. Lu <hongjiu.lu@intel.com>
2196 * config/i386/i386.c (legitimize_pic_address): Properly handle
2198 (ix86_print_operand_address): Set code to 'k' when forcing
2199 addr32 prefix. For x32, zero-extend negative displacement if
2202 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
2204 * common.opt (fvar-tracking-uninit): Document.
2205 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
2206 * config/darwin.c (darwin_override_options): Likewise.
2208 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
2210 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
2211 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
2213 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2215 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
2217 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2219 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
2222 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
2224 Backport from mainline
2225 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2227 * config/i386/i386.c (ix86_init_machine_status): Do not
2228 explicitly clear tls_descriptor_call_expanded_p again.
2230 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2232 * config/i386/sse.md
2233 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
2234 as read and written by the instruction.
2236 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2238 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
2239 (ix86_instantiate_decls): New function.
2240 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
2241 stack slot instead of SLOT_VIRTUAL.
2242 <case IX86_BUILTIN_STMXCSR>: Ditto.
2243 (assign_386_stack_local): Do not assert when virtual slot is valid.
2244 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
2245 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
2246 (truncxf<mode>2): Ditto.
2247 (floatunssi<mode>2): Ditto.
2248 (isinf<mode>2): Ditto.
2249 * config/i386/sync.md (atomic_load<mode>): Ditto.
2250 (atomic_store<mode>): Ditto.
2252 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
2255 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
2256 the argument is itself a conditional expression.
2258 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
2260 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
2263 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
2265 PR tree-optimization/54986
2266 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
2267 conversions on entry but add them back on exit if needed.
2269 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
2272 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
2274 (print_reg): Use true_regnum rather than REGNO.
2275 (ix86_print_operand_address): Remove SUBREG handling.
2277 2012-11-05 Jakub Jelinek <jakub@redhat.com>
2279 Backported from mainline
2280 2012-10-24 Jakub Jelinek <jakub@redhat.com>
2283 * gimple.h (is_gimple_sizepos): New inline function.
2284 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
2285 final assignment to expr variable.
2286 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
2287 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
2288 into a local temporary.
2290 2012-10-10 Jakub Jelinek <jakub@redhat.com>
2292 PR tree-optimization/54877
2293 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
2294 use make_ssa_name instead of copy_ssa_name.
2296 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
2298 Backport from mainline
2299 2012-10-31 Jakub Jelinek <jakub@redhat.com>
2301 PR tree-optimization/53708
2302 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
2303 user-supplied alignment when used with an explicit section name.
2305 2012-11-02 Jeff Law <law@redhat.com>
2307 PR tree-optimization/54985
2308 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
2309 from thread_across_edge.
2310 (thread_across_edge): Use it in all cases where we might thread
2313 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
2315 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
2316 special register pushes before frame probing and allocation.
2318 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
2319 Joel Sherrill <joel.sherrill@oarcorp.com>
2321 * config/sparc/t-rtems: New (Custom multilibs).
2322 * config/sparc/t-rtems-64: New (Custom multilibs).
2323 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
2324 (sparc-*-rtems*): Add sparc/t-rtems.
2326 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
2328 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
2330 (hash_rtx): Likewise.
2332 2012-10-29 Terry Guo <terry.guo@arm.com>
2334 Backport from mainline
2335 2012-10-11 Terry Guo <terry.guo@arm.com>
2337 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
2339 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
2342 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
2344 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
2345 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
2347 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2349 * config/avr/t-rtems: Revert previous commit.
2351 2012-10-26 Terry Guo <terry.guo@arm.com>
2353 Backport from mainline
2354 2012-10-23 Terry Guo <terry.guo@arm.com>
2357 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
2360 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2362 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
2364 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
2366 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
2368 * config.gcc (microblaze*-*-rtems*): New target.
2369 * config/microblaze/rtems.h: New.
2370 * config/microblaze/t-rtems: New.
2372 2012-10-25 Richard Biener <rguenther@suse.de>
2374 PR tree-optimization/54902
2375 * tree-ssa-pre.c (fini_pre): Return TODO.
2376 (execute_pre): Adjust.
2377 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
2378 blocks before computing dominators.
2380 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
2382 Backport from mainline
2383 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
2385 * config/i386/i386.c (memory_address_length): Assert that non-null
2386 base or index RTXes are registers. Do not check for REG RTXes.
2387 Determine addr32 prefix using SImode_address_operand or
2388 from original base and index RTXes. Simplify code.
2390 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
2392 * config/i386/i386-protos.h (memory_address_length): Add new bool
2393 argument. Update all uses.
2394 * config/i386/i386.c (memory_address_length): If not LEA insn, then
2395 add length of addr32 prefix based on mode of base or index register.
2396 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
2397 addresses here. Update call to memory_address_length.
2398 (ix86_print_address_operand): Use SImode_address_operand predicate.
2399 * config/i386/predicates.md (SImode_address_operand): New.
2400 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
2401 to calculate "mode" attribute. Use SImode_address_operand predicate
2402 instead of open-coding accepted RTX codes.
2404 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
2406 Backport from 2012-10-22 trunk r192685.
2407 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
2408 Note __AVR_<device>__ is not defined for cores.
2409 Don't point to --help=target.
2410 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
2412 2012-10-19 Marek Polacek <polacek@redhat.com>
2414 Backported from mainline
2415 2012-10-19 Marek Polacek <polacek@redhat.com>
2418 * fold-const.c (fold_sign_changed_comparison): Punt if folding
2419 pointer/non-pointer comparison.
2421 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2423 Backported from mainline
2424 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2427 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
2428 sure the mode is correct when falling through from above cases.
2430 2012-10-19 Alan Modra <amodra@gmail.com>
2432 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
2433 (HAVE_LD_LARGE_TOC): Likewise.
2434 * configure: Regenerate.
2436 2012-10-19 Alan Modra <amodra@gmail.com>
2438 * config/rs6000/predicates.md (splat_input_operand): Don't call
2439 input_operand for MEMs. Instead check for volatile and call
2440 memory_address_addr_space_p with modified mode.
2442 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2444 Backported from mainline
2445 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
2447 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
2449 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
2451 PR rtl-optimization/54870
2452 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
2453 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
2454 SSA_NAME pointer that points to a partition if there is at least
2455 one variable with it set in the partition.
2456 * dse.c (local_variable_can_escape): New predicate.
2457 (can_escape): Call it.
2458 * gimplify.c (mark_addressable): If this is a partitioned decl, also
2459 mark the SSA_NAME pointer that points to a partition.
2461 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2463 Backport from mainline
2464 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
2466 PR rtl-optimization/53701
2467 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
2468 rocess not only expr's vinsns but all old vinsns from expr's
2471 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2473 Backport from mainline
2474 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
2477 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2479 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
2480 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2481 only if producer writes to the register given by regno.
2483 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
2485 Backport from mainline
2486 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2488 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2489 (UNSPEC_LOADU): New.
2490 (UNSPEC_STOREU): Ditto.
2491 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2492 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2493 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2494 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2495 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2496 (<sse2>_storedqu<avxsizesuffix>): ... this.
2497 (*sse4_2_pcmpestr_unaligned): Update.
2498 (*sse4_2_pcmpistr_unaligned): Ditto.
2500 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2501 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2502 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2503 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2504 gen_sse2_load{dqu,upd} to load from unaligned memory and
2505 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2507 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2508 Use CODE_FOR_sse_loadups.
2509 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2510 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2511 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2512 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2513 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2514 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2515 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2516 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2517 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2518 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2519 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2521 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2523 Backport from trunk (r190222):
2525 PR tree-optimization/54146
2526 * ifcvt.c: Include pointer-set.h.
2527 (cond_move_process_if_block): Change type of then_regs and
2528 else_regs from alloca'd array to pointer_sets.
2529 (check_cond_move_block): Update for this change.
2530 (cond_move_convert_if_block): Likewise.
2531 * Makefile.in: Fix dependencies for ifcvt.o.
2533 2012-10-15 Richard Guenther <rguenther@suse.de>
2535 PR tree-optimization/54920
2536 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2537 allocate temporary storage for all NARY elements.
2539 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2542 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2544 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2546 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2547 default_use_cxa_atexit to yes.
2549 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2551 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2553 2012-10-05 Jan Hubicka <jh@suse.cz>
2554 Jakub Jelinek <jakub@redhat.com>
2556 PR tree-optimization/33763
2557 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2558 attribute for redefined extern inline functions.
2560 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2562 Backported from mainline
2563 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2565 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2566 in SSE and YMM state support check for -march=native.
2568 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2571 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2574 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2576 Backported from mainline
2577 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2580 * doc/invoke.texi: Document -mprefer-avx128.
2582 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2584 Backported from mainline
2585 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2588 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2589 (XSTATE_FP): Likewise.
2590 (XSTATE_SSE): Likewise.
2591 (XSTATE_YMM): Likewise.
2592 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2593 SSE and YMM states aren't supported.
2595 2012-10-01 Tom de Vries <tom@codesourcery.com>
2597 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2600 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2603 * config/s390/s390.c (s390_option_override): Add missing break.
2605 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2607 Backport from mainline
2608 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2610 * config.gcc: Replace 'host' with 'target' when configuring for
2611 powerpc64*-*-freebsd.
2613 2012-09-28 Meador Inge <meadori@codesourcery.com>
2615 Backport from mainline
2616 2012-09-27 Meador Inge <meadori@codesourcery.com>
2618 * gcc-ar.c (main): Handle the returning of the sub-process error
2621 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2623 Backport from 2012-09-28 trunk r191821.
2624 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2626 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2629 * simplify-rtx.c (simplify_binary_operation_1): Perform
2630 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2632 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2634 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2635 TYPE_NONALIASED_COMPONENT flag.
2636 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2637 TYPE_NONALIASED_COMPONENT flag.
2639 2012-09-21 Richard Guenther <rguenther@suse.de>
2642 Backport from mainline
2643 2012-04-19 Richard Guenther <rguenther@suse.de>
2645 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2648 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2651 * c-typeck.c (c_cast_expr): When casting to a type requiring
2652 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2655 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2658 * c-typeck.c (build_unary_op): Pass original argument of
2659 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2660 any C_MAYBE_CONST_EXPR, if it has integer operands.
2661 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2662 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2663 to c_objc_common_truthvalue_conversion, then remove any
2664 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2665 c_objc_common_truthvalue_conversion not
2666 c_common_truthvalue_conversion.
2667 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2668 call note_integer_operands for arguments with integer operands
2669 that are not integer constants.
2671 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2673 Backported from mainline
2674 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2676 PR tree-optimization/54563
2677 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2678 gimple_purge_dead_eh_edges if last call has been changed.
2680 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2683 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2684 instead of (match_dup 0) as second argument to vec_merge.
2685 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2686 Remove third alternative.
2687 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2688 operand 2 instead of operand 1, but put it as first argument
2690 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2691 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2694 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2696 * BASE-VER: Set to 4.7.3.
2697 * DEV-PHASE: Set to prerelease.
2699 2012-09-20 Release Manager
2701 * GCC 4.7.2 released.
2703 2012-09-15 Andi Kleen <ak@linux.intel.com>
2705 Backport from mainline
2706 2012-09-07 Andi Kleen <ak@linux.intel.com>
2708 * gcc/lto-streamer.h (res_pair): Add.
2709 (lto_file_decl_data): Replace resolutions with respairs.
2711 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2712 Initialize respairs.
2713 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2715 2012-09-14 Walter Lee <walt@tilera.com>
2717 Backport from mainline.
2718 2012-09-14 Walter Lee <walt@tilera.com>
2720 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2721 option for TILEPro and TILE-Gx.
2723 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2725 * config/i386/i386.h (x86_prefetchw): New global variable.
2726 (TARGET_PREFETCHW): New macro.
2727 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2728 (processor_alias_table): Add PTA_PREFETCHW to
2729 bdver1, bdver2 and btver1.
2730 (ix86_option_override_internal): Set x86_prefetchw for
2731 PTA_PREFETCHW targets.
2732 * config/i386/i386.md (prefetch): Expand to prefetchw
2733 for TARGET_PREFETCHW.
2734 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2736 Backport from mainline
2737 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2739 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2740 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2742 (*prefetch_sse): ... this.
2743 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2745 (*prefetch_3dnow): ... this.
2747 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2750 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2751 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2753 2012-09-12 Teresa Johnson <tejohnson@google.com>
2755 Backport from mainline.
2756 2012-09-12 Teresa Johnson <tejohnson@google.com>
2758 PR gcov-profile/54487
2759 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2760 test using F_SETLKW with fcntl.
2761 * configure, config.in: Regenerate.
2763 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2765 Backport from mainline
2766 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2768 * config/i386/i386.md : Comments on fma4 instruction selection
2769 reflect requirement on register pressure based cost model.
2771 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2772 flag is set-reset as informed by the cpuid flag.
2774 * config/i386/i386.c (processor_alias_table): fma4
2775 flag is enabled for bdver2.
2777 2012-09-12 Christian Bruel <christian.bruel@st.com>
2779 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2781 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2783 * config.gcc: Obsolete picochip-*.
2785 2012-09-11 Richard Guenther <rguenther@suse.de>
2788 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2789 on flag_toplevel_reorder.
2791 2012-09-10 Richard Henderson <rth@redhat.com>
2793 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2796 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2798 Backport from 2012-09-10 mainline r191132.
2801 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2803 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2806 * tree-sra.c (disqualify_base_of_expr): Check for possible
2807 NULL_TREE returned by get_base_address()
2809 2012-09-07 Richard Guenther <rguenther@suse.de>
2811 Backport from mainline
2812 2012-06-26 Jan Hubicka <jh@suse.cz>
2815 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2818 2012-09-07 Richard Guenther <rguenther@suse.de>
2820 Backport from mainline
2821 2012-07-13 Richard Guenther <rguenther@suse.de>
2823 PR tree-optimization/53922
2824 * tree-vrp.c (value_inside_range): Change prototype to take
2825 min/max instead of value-range.
2826 (range_includes_zero_p): Likewise. Return the result from
2828 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2829 return value from range_includes_zero_p.
2830 (extract_range_from_unary_expr_1): Likewise.
2831 (compare_range_with_value): Likewise.
2832 (vrp_meet_1): Likewise.
2834 2012-09-07 Richard Guenther <rguenther@suse.de>
2837 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2838 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2839 arguments separately.
2841 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2843 Backported from mainline
2844 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2846 PR rtl-optimization/54455
2847 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2848 bb ends up with asm goto referencing bb's label.
2850 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2852 Backport from mainline.
2853 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2854 Richard Earnshaw <richard.earnshaw@arm.com>
2857 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2858 element size. Use elem_type from the formal parameter. New parameter
2860 (neon_expand_args): Adjust call to neon_dereference_pointer.
2862 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2864 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2865 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2867 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2869 Backport from mainline
2870 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2872 * config/i386/i386.md (isa): Add fma and fma4.
2873 (enabled): Handle fma and fma4.
2874 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2875 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2876 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2877 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2878 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2879 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2881 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2883 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2884 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2885 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2887 2012-09-06 Richard Guenther <rguenther@suse.de>
2889 PR tree-optimization/54498
2890 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2891 abort when reaching an already visited region.
2892 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2893 (get_continuation_for_phi_1): Likewise.
2894 (walk_non_aliased_vuses): When we translated the reference,
2895 abort when we re-visit a region.
2896 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2898 2012-09-06 Andrew Pinski <apinski@cavium.com>
2901 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2903 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2906 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2907 build_int_cst with size_type_node instead of size_int.
2909 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2911 Backport from 2012-09-05 mainline r190697.
2914 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2915 configured --with-avrlibc.
2916 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2918 * config/avr/avrlibc.h: New file.
2919 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2920 configured --with-avrlibc.
2921 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2923 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2925 Backport from 2012-09-04 mainline r190919
2928 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2929 of size less than 4 bytes by using macro ARM_NUM_INTS.
2930 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2932 2012-09-04 Richard Henderson <rth@redhat.com>
2934 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2936 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2938 Backport from 2012-09-04 mainline r190920
2941 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2943 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2945 Backport from 2012-09-04 mainline r190914
2948 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2950 (avr_allocate_stack_slots_for_args): ...this new static function.
2952 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2954 Backported from mainline
2955 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2958 * doc/invoke.texi: Add -da and remove -dm.
2960 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2962 Backported from mainline
2963 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2966 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2967 operands[1] is CONST_INT_P, convert it to QImode before printing.
2969 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2972 * c-convert.c (convert): Don't call fold_convert_loc if
2973 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2974 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2975 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2977 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2980 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2981 if init is a CONSTRUCTOR.
2983 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2985 PR rtl-optimization/54369
2986 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2987 calling dbr_schedule.
2988 * config/sparc/sparc.c (sparc_reorg): Likewise.
2990 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2992 Backport from mainline
2993 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2995 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2996 case for Atom processor.
2998 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
3000 Backport from mainline
3001 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
3004 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
3005 true for TARGET_64BIT or !flag_pic.
3006 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
3007 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
3008 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
3009 Add insn constraint. Conditionally emit xchg asm insns.
3010 (atomic_compare_and_swap<mode>): Update calls. Check only
3011 cmpxchg8b_pic_memory_operand in memory address fixup.
3013 (CASHMODE): Rename from DCASHMODE.
3014 (doublemodesuffix): Update modes.
3015 (regprefix): New mode attribute.
3017 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
3018 <UNSPECV_CMPXCHG>: New constant.
3019 (atomic_compare_and_swap<mode>_1): Rename from
3020 atomic_compare_and_swap_single<mode>. Update calls and
3021 unspec_volatile constants.
3022 (atomic_compare_and_swap<mode>_doubleword): Rename from
3023 atomic_compare_and_swap_double<mode>. Update calls and
3024 unspec_volatile constants.
3026 2012-08-28 Walter Lee <walt@tilera.com>
3028 Backport from mainline
3029 2012-08-28 Walter Lee <walt@tilera.com>
3031 * confg/tilegx/tilegx.md: Fix code style.
3032 (*zero_extendsidi_truncdisi): Fix typo.
3033 * config/tilegx/tilegx.c: Fix code style.
3034 (tilegx_function_profiler): Fix typo.
3036 2012-08-27 Walter Lee <walt@tilera.com>
3038 Backport from mainline
3039 2012-08-27 Walter Lee <walt@tilera.com>
3041 * doc/md.texi (TILE-Gx): Fix typo.
3043 2012-08-27 Walter Lee <walt@tilera.com>
3045 Backport from mainline
3046 2012-08-27 Walter Lee <walt@tilera.com>
3048 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
3049 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
3051 2012-08-27 Walter Lee <walt@tilera.com>
3053 Backport from mainline
3054 2012-08-27 Walter Lee <walt@tilera.com>
3056 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
3057 (insn_bfins): Delete.
3059 2012-08-27 Walter Lee <walt@tilera.com>
3061 Backport from mainline
3062 2012-08-27 Walter Lee <walt@tilera.com>
3064 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
3065 atomic_exchange_bare<mode>,
3066 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
3067 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
3068 * config/tilegx/tilegx.md (type): Add X1_remove.
3069 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
3070 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
3071 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
3074 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
3076 PR rtl-optimization/54088
3077 * jump.c (delete_related_insns): Robustify latest change.
3079 2012-08-21 Richard Guenther <rguenther@suse.de>
3081 Backport from mainline
3082 2012-08-16 Richard Guenther <rguenther@suse.de>
3085 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
3087 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
3088 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
3089 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
3090 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
3091 (tree_ssa_lim_finalize): Free all mem_refs.
3092 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
3093 scc when bailing out.
3094 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
3095 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
3096 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
3097 FOR_EACH_LOOP_BREAK.
3099 2012-08-17 Richard Guenther <rguenther@suse.de>
3101 * tree-sra.c (modify_function): Free redirect_callers vector.
3102 * ipa-split.c (split_function): Free args_to_pass vector.
3103 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
3105 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
3106 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
3107 (vect_analyze_slp_instance): Free everything.
3108 (destroy_bb_vec_info): Free the SLP instances.
3110 2012-08-17 Richard Guenther <rguenther@suse.de>
3112 * params.def (integer-share-limit): Decrease from 256 to 251,
3115 2012-08-21 Richard Guenther <rguenther@suse.de>
3117 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
3118 the affine expansion cache.
3120 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
3122 Backported from trunk
3123 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
3126 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
3128 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3130 Backport from mainline.
3131 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3134 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
3135 mark as predicable. Adjust asm template.
3136 (vec_setv2di_internal): Likewise.
3137 (vec_extract<mode> VD, VQ): Likewise.
3138 (vec_extractv2di): Likewise.
3139 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
3140 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
3141 (neon_vdup_n<mode> VX, V32): Likewise.
3142 (neon_vdup_nv2di): Likewise.
3144 2012-08-17 Walter Lee <walt@tilera.com>
3146 Backport from mainline
3147 2012-08-17 Walter Lee <walt@tilera.com>
3149 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
3150 (FEEDBACK_ENTER): Define.
3151 (FEEDBACK_REENTER): Define.
3152 (FEEDBACK_ENTRY): Define.
3153 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
3154 (FEEDBACK_ENTER): Define.
3155 (FEEDBACK_REENTER): Define.
3156 (FEEDBACK_ENTRY): Define.
3158 2012-08-16 Walter Lee <walt@tilera.com>
3160 Backport from mainline
3161 2012-08-16 Walter Lee <walt@tilera.com>
3163 * config.gcc (tilegx-*-linux*): Add feedback.h.
3164 (tilepro-*-linux*): Likewise.
3165 * config/tilegx/feedback.h: New file.
3166 * config/tilepro/feedback.h: New file.
3168 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
3170 Backport from mainline r189840 and r187586:
3171 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
3173 * config/i386/i386.md (stack_protect_set): Disable the pattern
3174 for Android since Android libc (bionic) does not provide random
3175 value for stack protection guard at gs:0x14. Guard value
3176 will be provided from external symbol (default implementation).
3177 (stack_protect_set_<mode>): Likewise.
3178 (stack_protect_test): Likewise.
3179 (stack_protect_test_<mode>): Likewise.
3180 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
3181 not have Bionic by default
3182 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
3183 Macro OPTION_BIONIC is defined in this file and provides Bionic
3184 accessibility status
3186 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
3188 * configure.ac: Stack protector enabling for Android targets.
3189 * configure: Regenerate.
3191 2012-08-13 Jakub Jelinek <jakub@redhat.com>
3193 Backported from trunk
3194 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3196 PR rtl-optimization/53942
3197 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
3198 directly from likely spilled non-fixed hard registers, move them
3201 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
3203 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
3204 (xop_phaddubq): Ditto.
3206 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3208 Backport from mainline
3209 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
3210 Richard Earnshaw <rearnsha@arm.com>
3212 * target.def (vector_alignment): New target hook.
3213 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
3214 * doc/tm.texi: Regenerate.
3215 * targhooks.c (default_vector_alignment): New function.
3216 * targhooks.h (default_vector_alignment): Add prototype.
3217 * stor-layout.c (layout_type): Use targetm.vector_alignment.
3218 * config/arm/arm.c (arm_vector_alignment): New function.
3219 (TARGET_VECTOR_ALIGNMENT): Define.
3221 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
3222 vector type alignment instead of size.
3223 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
3224 element type size directly instead of computing it from alignment.
3225 Fix variable naming and comment.
3227 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3229 Backport from mainline
3230 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3232 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
3233 (alpha_pad_function_end): ... this. Also insert NOP between
3234 sibling call and GP load.
3235 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
3237 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
3239 Backport from mainline
3240 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3241 H.J. Lu <hongjiu.lu@intel.com>
3243 PR rtl-optimization/54157
3244 * combine.c (gen_lowpart_for_combine): Don't return identity
3245 for CONST or symbolic reference.
3247 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
3249 Backport from mainline
3250 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3252 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
3253 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
3254 split_cost argument signed.
3255 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
3256 (ix86_avoid_lea_for_addr): Ditto.
3258 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
3260 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
3261 the address has less than two components.
3263 2012-08-02 Steve Ellcey <sellcey@mips.com>
3265 Backport from mainline
3266 2012-07-19 Steve Ellcey <sellcey@mips.com>
3268 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
3271 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
3273 Backport from mainline
3274 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
3277 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
3278 negative constant address for TARGET_X32 ...
3279 (ix86_decompose_address): ... here. Reject constant addresses
3280 that don't satisfy x86_64_immediate_operand predicate.
3282 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3285 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
3286 * config/i386/i386.c (ix86_print_operand_address): Ditto.
3287 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
3288 addresses. Prevent zero extensions of CONST_INT operands.
3290 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
3293 * config/i386/i386.md (*lea): New insn pattern.
3295 (*lea<mode>_2): Ditto.
3296 (*lea_{3,4,5,6}_zext): Ditto.
3297 * config/i386/predicates.md (lea_address_operand): Do not reject
3298 zero-extended address operands.
3299 * config/i386/constraints.md (j): Remove address constraint.
3300 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
3302 (ix86_print_operand_address): Handle SImode subreg of an address.
3303 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
3305 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3307 Backport from mainline
3308 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
3311 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
3312 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
3314 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
3315 (*movdi_internal_rex64): Use %E operand modifier for lea.
3316 (*movsi_internal): Ditto.
3318 (*lea<mode>_2): Ditto.
3319 (*lea_{3,4,5,6}_zext): Ditto.
3320 (*tls_global_dynamic_32_gnu): Ditto.
3321 (*tls_global_dynamic_64): Ditto.
3322 (*tls_dynamic_gnu2_lea_32): Ditto.
3323 (*tls_dynamic_gnu2_lea_64): Ditto.
3324 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
3326 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3328 Backport from mainline
3329 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3331 * config/i386/i386.c (ix86_address_subreg_operand): Reject
3333 (ix86_print_operand_address): Assert that parts.base and parts.index
3334 are non-NULL after call to simplify_subreg.
3336 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
3339 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
3341 * config/sh/sh.c (sh_option_override): Do not change
3342 flag_finite_math_only. Set TARGET_IEEE to complement of
3343 flag_finite_math_only.
3344 * doc/invoke.texi (SH options): Add mno-ieee. Correct
3345 description of mieee and mno-ieee behavior.
3347 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
3350 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
3351 (_lzcnt_u64): Ditto.
3353 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
3355 Backport from mainline
3356 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
3358 PR rtl-optimization/52250
3359 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
3360 to put note list into. Unconditionally call move_bb_info.
3361 (move_bb_info): Do not assert the blocks being in the same region,
3362 just drop the note list if they are not.
3364 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3366 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
3368 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3370 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
3371 defining statement is a SSA name that occurs in abnormal PHIs.
3373 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3375 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
3378 2012-07-19 Richard Guenther <rguenther@suse.de>
3379 Eric Botcazou <ebotcazou@adacore.com>
3381 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
3382 about transition from invariant to known bits.
3383 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
3385 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3388 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
3389 (cleanup_tree_cfg_bb): Don't call it.
3390 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
3393 2012-07-19 Christian Bruel <christian.bruel@st.com>
3396 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
3398 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
3400 * config.gcc (v850-*-rtems*): New target.
3401 * config/v850/rtems.h: New.
3402 * config/v850/t-rtems: New.
3404 2012-07-18 Nick Clifton <nickc@redhat.com>
3406 * doc/invoke.texi (ARM Options): Document -munaligned-access.
3408 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
3412 Backport from mainline
3413 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3416 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3417 instead expand it as zero extension.
3419 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
3421 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
3422 QImode and HImode splitters. Use ix86_comparison_operator.
3423 Explicitly match FLAGS_REG.
3424 (DFmode cmove splitter): Explicitly match FLAGS_REG.
3426 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
3427 Steven Bosscher <steven@gcc.gnu.org>
3428 Bernd Schmidt <bernds@codesourcery.com>
3430 PR rtl-optimization/53908
3431 * df-problems.c (can_move_insns_across): When doing
3432 memory-reference book-keeping, handle call insns.
3434 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
3436 Backport from mainline
3437 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3440 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
3441 sibcall_insn_operand. Move it to a temporary register if not.
3443 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3446 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
3447 emit PIC sequence for fnaddr symbol reference in advance.
3449 2012-07-09 Jason Merrill <jason@redhat.com>
3452 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3453 (type_hash_eq): Likewise.
3456 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
3458 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3460 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3461 due to negative shift amount.
3463 2012-07-06 Kai Tietz <ktietz@redhat.com>
3465 Backport from mainline.
3467 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3468 as "/mingw/include".
3470 2012-07-06 Nick Clifton <nickc@redhat.com>
3472 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3473 default_encode_section_info.
3475 2012-07-06 Richard Guenther <rguenther@suse.de>
3477 Backport from mainline
3478 2012-03-30 Richard Guenther <rguenther@suse.de>
3481 * double-int.c (rshift_double): Remove not needed cast.
3483 2012-03-28 Richard Guenther <rguenther@suse.de>
3486 * double-int.h (rshift_double): Remove.
3487 * double-int.c (lshift_double): Use absu_hwi to make count
3489 (rshift_double): Make static, take unsigned count argument,
3490 remove handling of negative count argument.
3491 (double_int_rshift): Dispatch to lshift_double.
3493 2012-07-06 Richard Guenther <rguenther@suse.de>
3495 Backport from mainline
3496 2012-06-18 Richard Guenther <rguenther@suse.de>
3498 PR tree-optimization/53693
3499 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3500 Reject operands with more than one use.
3502 2012-07-06 Richard Guenther <rguenther@suse.de>
3504 Backport from mainline
3505 2012-04-11 Richard Guenther <rguenther@suse.de>
3508 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3509 consider loop nesting.
3510 (evolution_function_is_univariate_p): Properly check the remainder
3513 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3515 Backport from mainline
3516 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3518 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3519 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3520 (adjacent_mem_locations): Move some code to and call...
3521 (get_memref_parts): ...new function.
3522 (mem_locations_overlap): New function.
3523 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3524 (is_mem_ref): Rename to...
3525 (find_mem_ref): ...this. Return MEM rtx.
3526 (get_store_dest): Remove function.
3527 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3528 new parameter and adjust calls.
3529 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3530 mem refs overlap for true_store_to_load_dep_costly.
3531 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3532 passed to adjacent_mem_locations.
3533 (is_costly_group): Walk resolved dependency list.
3534 (force_new_group): Emit group ending nop for Power6/Power7.
3535 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3536 (group_ending_nop): New define_insn.
3538 2012-07-04 Richard Guenther <rguenther@suse.de>
3541 * gimple-fold.c (get_base_constructor): Do not return an
3542 error_mark_node DECL_INITIAL.
3544 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3546 Backport from mainline
3547 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3549 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3550 code model string in the error message.
3552 2012-07-04 Tristan Gingold <gingold@adacore.com>
3554 Backport from mainline.
3555 2012-06-25 Tristan Gingold <gingold@adacore.com>
3557 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3558 (seh_cfa_adjust_cfa): ... that function.
3559 (seh_emit_stackalloc): Do not emit out of range values.
3560 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3561 UNSPEC_DEF_CFA constants.
3562 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3563 * config/i386/i386.c (ix86_frame_pointer_required): Required
3564 for very large frames on SEH target.
3565 (ix86_compute_frame_layout): Save area is before frame pointer
3566 on SEH target. Handle very large frames.
3567 (ix86_expand_prologue): Likewise.
3569 2012-07-04 Richard Guenther <rguenther@suse.de>
3571 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3572 as in free_lang_data_in_type.
3574 2012-07-02 Martin Jambor <mjambor@suse.cz>
3576 Backport from mainline.
3577 2012-07-02 Martin Jambor <mjambor@suse.cz>
3580 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3581 dynamic type change check.
3583 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3585 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3586 last statement of the finally block onto the switch.
3588 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3590 * configure: Regenerate.
3592 Backport from mainline.
3593 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3595 * config.gcc (target_type_format_char): New. Document it. Set it for
3597 * configure.ac (gnu_unique_option): Use target_type_format_char
3598 in test. Comment rationale.
3600 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3602 Backport from mainline.
3603 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3605 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3607 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3609 Backport from 2012-06-28 mainline r189049
3612 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3613 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3614 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3615 avr_hard_regno_call_part_clobbered.
3617 2012-06-28 Richard Guenther <rguenther@suse.de>
3620 * expr.c (expand_expr_real_1): Verify if the type is complete
3621 before inspecting its size.
3623 2012-06-27 Nick Clifton <nickc@redhat.com>
3625 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3628 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3631 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3633 2012-06-26 Nick Clifton <nickc@redhat.com>
3635 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3637 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3640 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3641 of x x x in the vmovlps load alternative.
3643 2012-06-22 Richard Guenther <rguenther@suse.de>
3645 * gcov-iov.c: Include bconfig.h and system.h.
3647 2012-06-22 Richard Guenther <rguenther@suse.de>
3649 PR gcov-profile/53744
3650 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3652 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3654 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3655 DECL_IGNORED_P non-reg vars even if they are used.
3657 2012-06-19 Jason Merrill <jason@redhat.com>
3660 * dwarf2out.c (modified_type_die): Use scope_die_for.
3661 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3662 (uses_local_type_r, uses_local_type): New.
3663 (scope_die_for): Keep a type that uses a local type in local scope.
3664 Use get_context_die for namespace and type scope.
3666 2012-06-19 Richard Guenther <rguenther@suse.de>
3669 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3670 replace it with the first non-BLOCK context.
3672 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3674 PR rtl-optimization/53700
3676 Backport from mainline
3677 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3679 * ira-color.c (setup_left_conflict_sizes_p): Process all
3680 conflicting objects.
3682 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3684 Backport from mainline
3685 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3688 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3689 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3690 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3691 instead of xop_mulv2div2di3_low.
3692 (xop_p<macs>dql): Fix vec_select selector.
3693 (xop_p<macs>dqh): Ditto.
3694 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3695 (xop_mulv2div2di3_high): Ditto.
3697 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3699 Backport from mainline:
3700 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3702 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3704 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3706 Backport from mainline:
3707 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3709 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3710 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3711 MAX_PCREL17F_OFFSET instead of fixed offset.
3712 (pa_attr_length_call): Likewise.
3713 (pa_attr_length_indirect_call): Likewise.
3715 2012-06-15 Walter Lee <walt@tilera.com>
3717 Backport from mainline:
3718 2012-06-15 Walter Lee <walt@tilera.com>
3720 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3722 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3724 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3726 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3728 Backport from mainline:
3730 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3731 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3732 * gimple.h (block_in_transaction): Check for flag_tm.
3734 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3736 PR tree-optimization/52558
3738 Backport from mainline:
3739 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3740 * gimple.h (gimple_set_in_transaction): Remove.
3741 (gimple_in_transaction): Look in BB instead.
3742 (gimple_statement_base): Remove in_transaction field.
3743 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3744 * trans-mem.c (compute_transaction_bits): Place transaction bit
3745 information into basic blocks.
3747 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3749 PR tree-optimization/52558
3750 * cfg.c (alloc_aux_for_edge): Fix comment.
3751 (alloc_aux_for_edge): Remove static.
3752 * basic-block.h (alloc_aux_for_edge): Protoize.
3753 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3754 (execute_sm_if_changed_flag): New.
3755 (execute_sm_if_changed_flag_set): New.
3756 (execute_sm): Do not generate data races unless requested.
3757 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3758 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3759 * gimple.h (block_in_transaction): New.
3760 (gimple_in_transaction): Use block_in_transaction.
3762 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3764 Backported from mainline
3765 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3767 PR rtl-optimization/53589
3768 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3769 discovery even when e->dest != target. If any LABEL_REF points
3770 to e->dest label, redirect it to target's label.
3772 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3775 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3776 returns false, replace stmt with GIMPLE_NOP.
3777 (check_omp_nesting_restrictions): Instead of issuing warnings,
3778 issue errors and return false if any errors were reported.
3780 2012-06-14 Richard Guenther <rguenther@suse.de>
3782 * BASE-VER: Set to 4.7.2.
3783 * DEV-PHASE: Set to prerelease.
3785 2012-06-12 Christian Bruel <christian.bruel@st.com>
3788 * config/sh/sh.c (sh_option_override): Don't force
3789 flag_omit_frame_pointer and maccumulate_outgoing_args.
3790 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3792 2012-06-14 Release Manager
3794 * GCC 4.7.1 released.
3796 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3798 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3800 2012-06-13 Richard Henderson <rth@redhat.com>
3802 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3803 iterator instead of INT.
3805 2012-06-08 Richard Henderson <rth@redhat.com>
3808 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3809 note to a clobber insn when no other insn is available.
3811 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3814 * doc/invoke.texi (Wenum-compare): Update documentation.
3816 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3819 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3821 (altivec_stvlxl): Ditto.
3822 (altivec_stvrx): Ditto.
3823 (altivec_stvrxl): Ditto.
3825 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3828 * trans-mem.c (expand_block_edges): Do not skip the first
3829 statement when resetting the BB.
3831 2012-06-04 Richard Guenther <rguenther@suse.de>
3834 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3835 create new assembler names.
3837 2012-06-04 Richard Guenther <rguenther@suse.de>
3839 Backport from mainline
3840 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3843 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3844 larger than maxbits. Don't compute maxbits modulo align.
3845 Also check that unit bytes long store at bitpos / unit * unit
3846 doesn't affect bits beyond bitregion_end.
3847 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3848 would not fit into bitregion_start ... bitregion_end + 1 bit
3850 (store_split_bit_field): Decrease unit close to end of bitregion_end
3851 if access is restricted in order to avoid mutual recursion.
3853 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3855 Backport from 2012-06-04 mainline r188172
3858 * config/avr/avr-stdint.h: New file.
3859 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3862 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3864 PR tree-optimization/53550
3865 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3866 is POINTER_TYPE_P, use sizetype as step type instead of type.
3868 2012-06-04 Richard Guenther <rguenther@suse.de>
3869 Eric Botcazou <ebotcazou@adacore.com>
3871 Backport from mainline
3872 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3874 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3875 Change type of BITOFFSET to signed. Make sure the lower bound of
3876 the computed range is non-negative by adjusting OFFSET and BITPOS.
3877 (expand_assignment): Adjust call to get_bit_range.
3879 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3881 * expr.c (get_bit_range): Return the null range if the enclosing record
3882 is part of a larger bit field.
3884 2012-03-20 Richard Guenther <rguenther@suse.de>
3886 * stor-layout.c (finish_bitfield_representative): Fallback
3887 to conservative maximum size if the padding up to the next
3888 field cannot be computed as a constant.
3889 (finish_bitfield_layout): If we cannot compute the distance
3890 between the start of the bitfield representative and the
3891 bitfield member start a new representative.
3892 * expr.c (get_bit_range): The distance between the start of
3893 the bitfield representative and the bitfield member is zero
3894 if the field offsets are not constants.
3896 2012-03-16 Richard Guenther <rguenther@suse.de>
3898 * stor-layout.c (finish_bitfield_representative): Fall back
3899 to the conservative maximum size if we cannot compute the
3900 size of the tail padding.
3902 2012-03-14 Richard Guenther <rguenther@suse.de>
3904 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3905 * stor-layout.c (start_bitfield_representative): New function.
3906 (finish_bitfield_representative): Likewise.
3907 (finish_bitfield_layout): Likewise.
3908 (finish_record_layout): Call finish_bitfield_layout.
3909 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3910 for QUAL_UNION_TYPE fields.
3911 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3912 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3913 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3918 * expr.c (get_bit_range): Unconditionally extract bitrange
3919 from DECL_BIT_FIELD_REPRESENTATIVE.
3920 (expand_assignment): Adjust call to get_bit_range.
3922 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3925 * fold-const.c (fold_binary_loc): Refine previous change.
3927 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3929 Backport from mainline
3930 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3933 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3934 avoid going above orig insn. Update comments.
3936 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3938 Backport from mainline
3939 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3942 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3943 prologue for unwinder and profiler.
3945 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3947 Backport from mainline
3948 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3950 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3952 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3954 Backport from mainline
3955 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3957 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3958 DBX_REGISTER_NUMBER.
3960 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3962 Backport from mainline
3963 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3965 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3966 operand is CONST_INT. Take COSTS_N_INSNS into account.
3967 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3970 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3972 * config/avr/avr.opt (-msp8): Document it.
3973 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3975 2012-05-31 Richard Guenther <rguenther@suse.de>
3978 * expr.c (expand_assignment): Do not use movmisalign on
3981 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3984 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3985 (pa_section_type_flags): New.
3986 (pa_legitimate_constant_p): Revert previous change.
3988 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3990 Backport from mainline
3991 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3994 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3995 accessed indirectly.
3996 (ipa_tm_create_version): Same.
3998 2012-05-30 Jason Merrill <jason@redhat.com>
4001 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
4002 about array compound literals.
4004 2012-05-30 Richard Guenther <rguenther@suse.de>
4007 * fold-const.c (fold_binary_loc): Make sure to call
4008 fold_plusminus_mult_expr with the original sign of operands.
4010 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
4012 * explow.c (probe_stack_range): Restore simple control flow and stop
4013 again when the probe cannot be generated if HAVE_check_stack.
4015 2012-05-30 Jakub Jelinek <jakub@redhat.com>
4017 PR rtl-optimization/53519
4018 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
4019 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
4021 2012-05-29 Richard Guenther <rguenther@suse.de>
4023 PR tree-optimization/53516
4024 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
4026 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
4028 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
4030 Backport from mainline
4031 2012-05-28 Richard Guenther <rguenther@suse.de>
4033 PR tree-optimization/53438
4034 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
4036 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
4038 Backport from mainline
4039 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
4041 PR rtl-optimization/52528
4042 * combine.c (can_combine_p): Add setting of subst_low_luid
4043 before call to expand_field_assignment().
4045 2012-05-26 Martin Jambor <mjambor@suse.cz>
4047 Backport from mainline
4048 2012-05-23 Martin Jambor <mjambor@suse.cz>
4050 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
4052 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
4055 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
4056 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
4058 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
4061 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
4062 (ix86_expand_vec_perm): Use int mode instead of float.
4064 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
4067 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
4068 gnu_ld variables to yes.
4069 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
4070 (HAVE_GNU_AS): Likewise.
4071 * config.in: Regenerate.
4072 * configure: Likewise.
4074 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4076 Backport from mainline
4077 2012-03-12 Richard Guenther <rguenther@suse.de>
4078 * config/arm/arm.c (neon_dereference_pointer): Do not call
4079 covert during RTL expansion.
4081 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4083 Backport from mainline
4084 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4087 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
4088 relied on signed overflow behavior.
4090 2012-05-24 Richard Guenther <rguenther@suse.de>
4093 * tree-profile.c (tree_profiling): Cleanup the CFG if
4094 execute_fixup_cfg requests it.
4096 2012-05-24 Jakub Jelinek <jakub@redhat.com>
4098 PR tree-optimization/53465
4099 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
4100 vr0 into *vr, then vrp_meet that.
4101 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
4102 have any equivalences.
4103 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
4106 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
4108 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
4110 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
4111 (iterative_hash_gimple_type): Adjust comment.
4112 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
4113 domain for an array type instead of the domain type itself.
4115 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
4117 Backport from 2012-05-23 mainline r187803
4120 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
4121 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
4124 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
4126 Backport from 2012-05-03 mainline r187075
4128 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
4129 has_fma4 for AMD processors with both fma3 and fma4 support.
4131 2012-05-22 Richard Guenther <rguenther@suse.de>
4133 PR tree-optimization/53408
4134 * tree-vect-loop.c (vectorizable_induction): Properly check
4135 the restriction that we cannot handle induction results from
4136 the inner loop outside of the outer loop.
4138 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4140 PR tree-optimization/53436
4141 * omp-low.c (omp_build_component_ref): New function.
4142 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
4144 PR tree-optimization/53366
4145 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
4146 tests if complex_numbers == 2, but there are non-complex number loads
4149 PR tree-optimization/53409
4150 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
4151 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
4153 PR tree-optimization/53410
4154 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
4155 instead of build_int_cst (type, 0) where vector types might be
4158 2012-05-21 Joseph Myers <joseph@codesourcery.com>
4161 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
4162 from folded operands before wrapping another around the
4163 conditional expression.
4165 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
4166 Patrick Marlier <patrick.marlier@gmail.com>
4168 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
4171 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4173 Backport from mainline
4174 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4177 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
4178 (UNSPECV_RDRAND): This.
4179 (rdrand<mode>_1): Updated.
4181 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4183 Backport from mainline
4184 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4186 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4187 RDRND, F16C and FSGSBASE.
4189 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
4191 Backport from mainline
4192 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4194 * tree-ssa-pre.c (can_value_number_call): Delete.
4195 (compute_avail): Skip all statements with side effects.
4196 <GIMPLE_CALL>: Skip calls to internal functions.
4198 2012-05-18 David S. Miller <davem@davemloft.net>
4200 Backport r185385 from mainline
4201 2012-03-14 Richard Guenther <rguenther@suse.de>
4204 * tree-vect-generic.c (type_for_widest_vector_mode): Take
4205 element type instead of mode, use build_vector_type_for_mode
4206 instead of the langhook, build a vector of proper signedness.
4207 (expand_vector_operations_1): Adjust.
4209 2012-05-18 Olivier Hainque <hainque@adacore.com>
4211 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
4212 $(libsubdir) as libexecsubdir.
4214 2012-05-16 Andrew Pinski <apinski@cavium.com>
4216 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4219 2012-05-16 David S. Miller <davem@davemloft.net>
4221 * jump.c (delete_related_insns): If we remove a CALL, make sure
4222 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4224 2012-05-16 Richard Henderson <rth@redhat.com>
4227 * combine-stack-adj.c (prev_active_insn_bb): New.
4228 (next_active_insn_bb): New.
4229 (force_move_args_size_note): New.
4230 (combine_stack_adjustments_for_block): Use it.
4232 2012-05-16 Olivier Hainque <hainque@adacore.com>
4234 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4235 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4236 Add comments and improve stamp preservation across the whole sequence.
4237 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4239 2012-05-16 Richard Guenther <rguenther@suse.de>
4241 PR tree-optimization/53364
4242 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4243 detect a view-conversion of the decl.
4245 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4248 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4249 that operands[2] is either immediate, or q_regs_operand.
4251 2012-05-15 Bin Cheng <bin.cheng@arm.com>
4253 Backport r187139 from mainline.
4254 2012-05-04 Bin Cheng <bin.cheng@arm.com>
4256 PR rtl-optimization/52804
4257 * reload1.c (reload_reg_reaches_end_p): Check whether successor
4258 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
4259 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
4260 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
4261 RELOAD_FOR_OUTADDR_ADDRESS.
4263 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4266 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4267 generate target register for "load" class builtins.
4270 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4273 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4274 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4275 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4276 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4277 (<sse>_movu<ssemodesuffix>): New expander.
4278 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4279 (avx_movdqu<avxmodesuffix>): New expander.
4280 (*sse2_movdqu): Rename from sse2_movdqu.
4281 (sse2_movdqu): New expander.
4283 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4285 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4286 lineno 1 the same as lineno 0 before first start file directive.
4287 (optimize_macinfo_range): Likewise.
4289 * dwarf2out.c (have_macinfo): Define.
4290 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4291 attribute, don't force empty compilation unit and don't emit any
4292 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4294 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4296 Backport from mainline
4297 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4299 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4300 ORDERED and UNORDERED conditions.
4302 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4304 * function.c (requires_stack_frame_p): If the function can throw
4305 non-call exceptions, return true if the insn can throw internally.
4307 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4309 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4310 DECL_ORIGINAL_TYPE if it is present.
4312 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4314 Backport from 2012-05-12 mainline r187342.
4317 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4318 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4319 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4320 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4321 (expand_prologue): Move initialization of cfun->machine->is_naked,
4322 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4323 (avr_set_current_function): ...this new static function.
4324 (TARGET_SET_CURRENT_FUNCTION): New define.
4325 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4326 checking attributes of current_function_decl.
4327 (avr_regs_to_save): Ditto.
4328 (signal_function_p): Rename to avr_signal_function_p.
4329 (interrupt_function_p): Rename to avr_interrupt_function_p.
4331 * doc/extend.texi (Function Attributes): Better explanation of
4332 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4335 2012-05-09 Matthias Klose <doko@ubuntu.com>
4337 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4339 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4342 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4343 when a constant source operand matches an "I" constraint, the "no
4344 CC0 change" applies to a register-destination only, not a
4345 strict_low_part-destination.
4347 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4349 Backport from mainline:
4350 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4352 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
4354 2012-05-07 Jakub Jelinek <jakub@redhat.com>
4356 PR tree-optimization/53239
4357 * tree-vrp.c (get_value_range): Set VR of
4358 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
4361 2012-05-07 Richard Guenther <rguenther@suse.de>
4363 PR tree-optimization/53195
4364 * tree-inline.c (setup_one_parameter): Properly add referenced
4365 vars from the parameters new known value.
4367 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4369 Backport from mainline:
4370 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4373 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
4376 2012-05-04 Ian Lance Taylor <iant@google.com>
4378 * tree-vect-patterns.c (vect_single_imm_use): Correct return
4379 values from false to NULL.
4381 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4383 Backport from mainline
4384 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4387 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
4388 (TARGET_CMOV): Rename from TARGET_CMOVE.
4389 (TARGET_CMOVE): New define.
4390 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
4391 Do not set TARGET_CMOVE here.
4393 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4395 Backport from mainline:
4397 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4399 PR tree-optimization/52633
4400 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
4401 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
4402 (vect_recog_over_widening_pattern): Remove handling of code that was
4403 already detected as over-widening pattern. Remove special handling
4404 of "unsigned" cases. Instead, support general case of conversion
4405 of the shift result to another type.
4407 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4409 * tree-vect-patterns.c (vect_single_imm_use): New function.
4410 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
4411 (vect_recog_over_widening_pattern): Likewise.
4412 (vect_recog_widen_shift_pattern): Likewise.
4414 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4416 PR tree-optimization/52870
4417 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4418 presumed pattern statement is within the same loop or basic block.
4420 2012-05-04 Richard Guenther <rguenther@suse.de>
4422 * common.opt (flto-report): Do not mark as Optimization.
4424 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
4427 * recog.c (constrain_operands): If extra constraints are present, also
4428 accept pseudo-registers with equivalent memory locations during reload.
4430 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4432 Backport from the mainline
4433 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4436 * config/rs6000/rs6000.md (bswapdi splitters): If
4437 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
4438 default) is used, generate an alternate sequence that does not
4439 depend on using indexed addressing.
4441 2012-05-03 David S. Miller <davem@davemloft.net>
4444 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
4445 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
4446 (sparc_emit_float_lib_cmp): Likewise.
4448 2012-05-04 Martin Jambor <mjambor@suse.cz>
4450 Backport from mainline
4451 2012-05-02 Martin Jambor <mjambor@suse.cz>
4454 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
4455 of a variable when the contect is a function.
4457 2012-05-03 Jakub Jelinek <jakub@redhat.com>
4460 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
4461 append program name to it and pass that as first argument
4462 to make_relative_prefix. Always pass standard_libexec_prefix
4463 as last argument to make_relative_prefix. If
4464 make_relative_prefix returns NULL, fall back to
4465 standard_libexec_prefix.
4468 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4472 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4473 mode, return that mode.
4475 2012-05-03 Richard Guenther <rguenther@suse.de>
4477 PR tree-optimization/53144
4478 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4480 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4481 with SSA name values.
4482 (vn_reference_lookup_3): Adjust callers.
4484 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4486 PR tree-optimization/53163
4487 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4488 return value from compute_all_dependences.
4490 PR rtl-optimization/53160
4491 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4492 has been modified by ree pass already.
4494 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4496 Backport from mainline
4497 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4500 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4501 calls to cgraph_node_name in xstrdup.
4502 (ipa_make_edge_direct_to_target): Ditto.
4503 * tree-sra.c (convert_callers_for_node): Ditto.
4504 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4505 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4506 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4507 (cgraph_materialize_all_clones): Ditto.
4508 * ipa-inline.c (report_inline_failed_reason): Ditto.
4509 (want_early_inline_function_p): Ditto.
4510 (edge_badness): Ditto.
4511 (update_edge_key): Ditto.
4512 (flatten_function): Ditto.
4513 (ipa_inline): Ditto.
4514 (inline_always_inline_functions): Ditto.
4515 (early_inline_small_functions): Ditto.
4517 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4519 Backport from mainline
4520 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4522 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4523 Introduce emul_name to select the right linker emulation for
4524 powerpc64-*-freebsd*.
4525 * configure: Regenerate.
4526 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4527 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4528 * config/rs6000/freebsd64.h: New file.
4529 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4531 (rs6000_savres_strategy): Likewise.
4532 (rs6000_savres_routine_name): Likewise.
4533 (rs6000_elf_file_end): Likewise.
4534 * config/rs6000/t-freebsd64: New file.
4535 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4536 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4538 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4540 Backport from mainline
4541 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4544 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4546 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4548 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4549 predicate to discriminate types.
4551 2012-04-27 Richard Guenther <rguenther@suse.de>
4554 * convert.c (convert_to_integer): Avoid infinite recursion for
4555 target-defined built-in types.
4557 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4560 * config/cris/cris.md ("*andhi_lowpart_v32")
4561 ("*andqi_lowpart_v32"): Change first input-only operand from
4562 a (match_operand ...) to (match_dup 0). Drop alternatives with
4563 const_int-matching constraints for redundancy.
4564 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4565 three-operand alternative.
4567 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4569 Backport from mainline
4570 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4572 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4573 (*addsi_2_zext): Ditto.
4574 (*add<mode>_3): Ditto.
4575 (*addsi_3_zext): Ditto.
4576 (*add<mode>_5): Ditto.
4578 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4581 * c-typeck.c (set_nonincremental_init,
4582 set_nonincremental_init_from_string): Pass true instead of false
4583 as IMPLICIT to add_pending_init.
4585 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4587 Backport from 2012-04-24 mainline r186768.
4590 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4592 2012-04-24 Richard Guenther <rguenther@suse.de>
4594 PR tree-optimization/53085
4595 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4598 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4601 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4603 (output_addressed_constants): Likewise.
4606 * varasm.c (get_section): Don't ICE for section conflicts with
4607 built-in section kinds.
4609 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4611 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4613 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4615 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4617 2012-04-23 Richard Guenther <rguenther@suse.de>
4620 * c-typeck.c (build_binary_op): Fix typo.
4622 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4624 PR tree-optimizations/52891
4625 * tree-vect-patterns.c (adjust_bool_pattern): Use
4626 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4627 but with non-standard precision.
4629 2012-04-22 Ian Lance Taylor <iant@google.com>
4631 * godump.c (go_output_typedef): Dump size of structs.
4633 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4635 Backport from mainline:
4637 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4638 hints for 'A' operand types.
4640 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4642 Backport from 2012-04-19 mainline r186588.
4645 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4646 the case *(X+const).
4648 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4650 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4652 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4655 * config/i386/sync.md (atomic_<code><mode>): Rename to
4656 atomic_<logic><mode>.
4658 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4660 Backport from mainline
4661 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4664 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4665 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4666 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4667 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4668 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4669 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4670 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4671 gen_avx2_permvarv8sf.
4673 2012-04-16 Martin Jambor <mjambor@suse.cz>
4675 Backported from mainline
4677 2012-04-13 Martin Jambor <mjambor@suse.cz>
4680 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4681 fold_ctor_reference returns a zero constant.
4683 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4685 Backported from mainline
4686 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4688 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4689 and __ILP32__ for x32.
4691 2012-04-13 Tom de Vries <tom@codesourcery.com>
4693 Backport from mainline r186418.
4695 2012-04-13 Tom de Vries <tom@codesourcery.com>
4697 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4698 parameters vuse and vuse_escaped.
4699 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4700 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4703 2012-04-13 Richard Guenther <rguenther@suse.de>
4705 PR tree-optimization/52969
4706 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4707 the condition for the COND_EXPR and handle predicate negation
4708 by swapping the COND_EXPR arms.
4710 2012-04-13 Richard Guenther <rguenther@suse.de>
4713 * convert.c (convert_to_pointer): Remove special-casing of
4716 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4718 Backport from mainline
4719 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4722 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4723 the list of options to enable the FCFID instruction.
4724 (TARGET_EXTRA_BUILTINS): Adjust comment.
4726 2012-04-12 Richard Guenther <rguenther@suse.de>
4728 PR tree-optimization/52943
4729 * tree-chrec.h (chrec_is_positive): Remove.
4730 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4731 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4732 Return false for a constant zero instead of negative.
4733 (analyze_siv_subscript_cst_affine): Handle zero difference
4734 in the initial condition explicitely.
4736 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4739 * varasm.c (process_pending_assemble_externals): Set
4740 pending_assemble_externals_processed true.
4741 (assemble_external): Call assemble_external_real if the pending
4742 assemble externals have been processed.
4744 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4747 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4748 the DECL generated for the special GOT helper.
4750 2012-04-06 Walter Lee <walt@tilera.com>
4752 Backport from mainline
4753 2012-03-07 Walter Lee <walt@tilera.com>
4755 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4756 REG_CFA_* notes for the stack pointer.
4757 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4758 EH_RETURN_STACKADJ_RTX.
4759 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4760 generate REG_CFA_* notes for the stack pointer.
4761 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4762 by EH_RETURN_STACKADJ_RTX.
4764 2012-04-06 Matt Turner <mattst88@gmail.com>
4766 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4768 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4770 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4771 of the destination isn't also a FP_REGS register.
4773 2012-04-03 Richard Guenther <rguenther@suse.de>
4775 Backport from mainline
4776 2012-03-02 Richard Guenther <rguenther@suse.de>
4778 PR tree-optimization/52406
4779 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4780 (struct indices): Add unconstrained_base member.
4781 (struct dr_alias): Remove unused vops member.
4782 (DR_UNCONSTRAINED_BASE): New define.
4783 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4784 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4785 be an artificial access that covers the whole indexed object,
4786 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4787 plain decl base-objects to their MEM_REF variant.
4788 (dr_may_alias_p): When the base-object of either data reference
4789 has unknown size use only points-to information.
4790 (compute_affine_dependence): Make dumps easier to read and
4792 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4793 DR_REF when looking for packed references.
4794 (vect_supportable_dr_alignment): Likewise.
4796 2012-04-03 Richard Guenther <rguenther@suse.de>
4798 Backport from mainline
4799 2012-03-15 Richard Guenther <rguenther@suse.de>
4802 * tree-data-ref.c (subscript_dependence_tester_1): Check
4803 all dimensions for non-conflicting access functions.
4805 2012-04-03 Richard Guenther <rguenther@suse.de>
4807 Backport from mainline
4808 2012-03-06 Richard Guenther <rguenther@suse.de>
4811 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4813 2012-03-23 Richard Guenther <rguenther@suse.de>
4815 PR tree-optimization/52678
4816 * tree-vectorizer.h (struct _stmt_vec_info): Add
4817 loop_phi_evolution_part member.
4818 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4819 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4820 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4821 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4822 Use the cached evolution part and the PHI nodes value from
4823 the loop preheader edge instead of re-analyzing the evolution.
4825 2012-03-26 Richard Guenther <rguenther@suse.de>
4827 PR tree-optimization/52701
4828 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4829 compute and set the evolution part of PHI nodes.
4831 2012-03-30 Richard Guenther <rguenther@suse.de>
4833 PR tree-optimization/52754
4834 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4835 propagate arbitrary addresses into really plain dereferences.
4837 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4839 PR tree-optimization/52835
4840 * tree-data-ref.c (build_rdg): Return NULL if
4841 compute_data_dependences_for_loop failed.
4843 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4845 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4846 (stmt_can_make_abnormal_goto): Use it.
4847 (is_ctrl_altering_stmt): Likewise.
4849 2012-03-31 Martin Jambor <mjambor@suse.cz>
4851 Backported from mainline
4852 2012-03-30 Martin Jambor <mjambor@suse.cz>
4854 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4855 is a builtin_stack_save in a dominating BB.
4857 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4859 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4860 crossing 128bit lane boundary.
4862 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4864 Backported from mainline
4865 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4868 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4870 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4871 * config/i386/i386.c: Include reload.h.
4872 (ix86_legitimize_reload_address): New function.
4874 2012-03-28 Martin Jambor <mjambor@suse.cz>
4876 Backported from mainline
4877 2012-03-27 Martin Jambor <mjambor@suse.cz>
4880 * tree-sra.c (sra_modify_assign): Do not call
4881 load_assign_lhs_subreplacements when working with an unscalarizable
4884 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4887 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4888 __builtin_va_start to __builtin_next_arg if the latter is
4889 builtin_decl_explicit_p rather than when it is not.
4892 * tree-vect-generic.c (vector_element): Perform multiplication
4893 for pos in bitsizetype type instead of idx type.
4895 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4897 Backport from 2012-03-28 mainline r185910.
4900 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4901 (avr_builtin_decl): New static function.
4902 (struct avr_builtin_description, avr_bdesc): Move up.
4903 Add GTY marker. Add field fndecl. Remove redundant field id.
4904 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4905 (avr_expand_builtin): Code cleanup because .id is removed.
4907 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4910 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4913 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4915 Backport from 2012-03-28 mainline r185907.
4918 * config.gcc (tm_file): Remove avr/multilib.h.
4920 * doc/invoke.texi (AVR Options): Adjust
4921 documentation of -mtiny-stack.
4923 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4924 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4925 * config/avr/t-avr: Remove generation of multilib.h.
4926 * config/avr/t-multilib: Regenerate.
4927 * config/avr/multilib.h: Remove.
4928 * config/avr/avr.opt (-msp8): New option.
4929 (avr_sp8): New variable.
4930 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4931 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4932 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4933 (avr_device_to_sp8): New prototype.
4934 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4935 (DRIVER_SELF_SPECS): New define.
4936 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4937 __AVR_SP8__, __AVR_HAVE_SPH__.
4938 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4939 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4940 (avr_file_start): Ditto.
4942 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4945 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4946 instead of 8 in adjust_address.
4948 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4950 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4951 of a unit before computing the offset in units.
4953 2012-03-27 Richard Guenther <rguenther@suse.de>
4956 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4959 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4962 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4964 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4967 * varasm.c: Include pointer-set.h.
4968 (pending_assemble_externals_set): New pointer set.
4969 (process_pending_assemble_externals): Destroy the pointer set.
4970 (assemble_external): See if decl is in pending_assemble_externals_set,
4971 and add it to pending_assemble_externals if necessary.
4972 (init_varasm_once): Allocate pending_assemble_externals_set.
4974 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4976 Backported from mainline
4977 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4980 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4981 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4982 (vector_ltgt<mode>): Likewise.
4983 (vector_ordered<mode>): Likewise.
4984 (vector_unordered<mode>): Likewise.
4985 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4987 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4989 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4992 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4994 Backported from mainline
4995 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4999 * config/sh/sh.c (sh_register_move_cost): Increase cost between
5000 GENERAL_REGS and FP_REGS for SImode.
5002 2012-03-22 Jakub Jelinek <jakub@redhat.com>
5005 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
5006 on any new_local_var_chain vars declared during recursing on
5007 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
5009 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
5011 Backport from 2012-03-22 mainline r185692.
5014 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
5015 (unspecv): Add UNSPECV_MEMORY_BARRIER.
5016 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
5017 (delay_cycles_1, delay_cycles_2): Ditto.
5018 (delay_cycles_3, delay_cycles_4): Ditto.
5019 (nopv, *nopv): Ditto.
5020 (sleep, *sleep): Ditto.
5023 Backport from 2012-03-21 mainline r185605.
5025 PR rtl-optimization/52543
5027 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
5028 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
5029 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
5030 (avr_load_libgcc_p): Restrict to __flash loads.
5031 (avr_out_lpm): Only handle 1-byte loads from __flash.
5032 (avr_load_lpm): New function.
5033 (avr_find_unused_d_reg): Remove.
5034 (avr_out_lpm_no_lpmx): Remove.
5035 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
5036 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
5037 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
5038 (load_<mode>, load_<mode>_clobber): New insns.
5039 (mov<mode>): For multi-byte move from non-generic
5040 16-bit address spaces: Expand to load_<mode> resp.
5041 load_<mode>_clobber.
5042 (load<mode>_libgcc): Remove expander.
5043 (split-lpmx): Remove split.
5045 Backport from 2012-03-13 mainline r185329.
5048 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
5049 offset (size) to a value the insns can deal with.
5050 (expand_epilogue): Ditto.
5052 Backport from 2012-03-12 mainline r185256.
5055 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
5056 type from reg_class_t to enum reg_class.
5057 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
5059 Backport from 2012-03-12 mainline r185253.
5062 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
5063 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
5064 r184615 from 2012-02-28.
5066 Backport from 2012-03-08 mainline r185105.
5068 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
5069 for constants in [-63,63].
5071 Backport from 2012-03-08 mainline r185100.
5074 * config/avr/avr.c (avr_mem_clobber): New static function.
5075 (avr_expand_delay_cycles): Add memory clobber operand to
5076 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
5077 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
5078 (enable_interrupt, disable_interrupt): New expander.
5079 (nopv, sleep, wdr): New expanders.
5080 (delay_cycles_1): Add memory clobber.
5081 (delay_cycles_2): Add memory clobber.
5082 (delay_cycles_3): Add memory clobber.
5083 (delay_cycles_4): Add memory clobber.
5084 (cli_sei): New insn from former "enable_interrupt",
5085 "disable_interrupt" with memory clobber.
5086 (*wdt): New insn from former "wdt" with memory clobber.
5087 (*nopv): Similar, but for "nopv".
5088 (*sleep): Similar, but for "sleep".
5090 Backport from 2012-03-07 mainline r185043.
5093 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
5095 Backport from 2012-03-07 mainline r185032.
5098 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
5099 to: RAMPZ, RAMPY, RAMPX, RAMPD.
5100 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
5102 Backport from 2012-03-07 mainline r185031.
5105 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
5107 * config/avr/avr.md (xload_8): Adjust insn length.
5109 Backport from 2012-03-07 mainline r185030.
5112 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
5113 if RAMPZ affects reading from RAM.
5115 Backport from 2012-03-05 mainline r184919.
5117 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
5119 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
5121 Backport from mainline r185259.
5124 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
5125 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
5127 2012-03-22 Jakub Jelinek <jakub@redhat.com>
5129 Backported from mainline
5130 2012-03-13 Jakub Jelinek <jakub@redhat.com>
5133 * c-parser.c (c_parser_postfix_expression)
5134 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
5136 * config/i386/smmintrin.h: Avoid /* within a comment.
5137 * config/i386/nmmintrin.h: Likewise.
5139 2012-03-22 Richard Guenther <rguenther@suse.de>
5141 * BASE-VER: Set to 4.7.1.
5142 * DEV-PHASE: Set to prerelease.
5144 2012-03-22 Release Manager
5146 * GCC 4.7.0 released.
5148 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5150 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5152 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5153 Andrew Pinski <apinski@cavium.com>
5156 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
5157 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
5158 calls instead of __builtin_ir{int,ound}*.
5160 2012-03-14 Jakub Jelinek <jakub@redhat.com>
5163 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
5166 2012-03-13 Joseph Myers <joseph@codesourcery.com>
5168 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
5169 Refer to GCC 4.7 version of c99status.html.
5171 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5173 Backport from mainline
5174 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5176 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
5177 redefine to be NULL if the current bit-size is different from the
5178 configured bit-size.
5180 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
5181 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
5182 set the default tuning. Add asserts to make sure the cpu and tune
5183 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
5184 test whether the index is set, instead of > 0.
5185 (rs6000_file_start): Do not reset the default cpu if the current
5186 bit-size is different from the configured bit-size.
5188 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5190 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
5192 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
5193 Update binutils references.
5194 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
5195 Update binutils reference.
5196 Update Sun as/GNU ld caveat.
5197 Document binutils largefile requirement for LTO plugin.
5198 Remove reference to alternate libpthread.
5200 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5202 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
5204 (Specific, mips-sgi-irix6): Likewise.
5206 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5208 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
5209 * configure: Regenerate.
5211 2012-03-07 Richard Henderson <rth@redhat.com>
5213 * config/m68k/m68k.h (ISA_HAS_TAS): New.
5214 * config/m68k/sync.md (atomic_test_and_set): Use it.
5215 (atomic_test_and_set_1): Likewise.
5217 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
5220 * Makefile.in: Let install-gcc-ar depend on installdirs,
5221 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
5222 Don't double canonicalize if cross-compiling.
5224 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5226 * trans-mem.c: New typedef for tm_region_p.
5227 Define vector types for tm_region_p.
5228 (tm_region_init): Replace region_worklist to a vector called
5231 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5234 * trans-mem.c (tm_region_init): Use last_basic_block.
5236 2012-03-05 Richard Henderson <rth@redhat.com>
5239 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
5240 * omp-low.c (expand_omp_atomic): Assume anything aligned to
5241 BIGGEST_ALIGNMENT is aligned.
5243 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
5245 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5247 2012-03-05 Richard Henderson <rth@redhat.com>
5250 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
5251 instead of calling negqi2 directly.
5253 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5255 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
5256 (INTMAX_TYPE): Use it.
5257 (UINTMAX_TYPE): Likewise.
5258 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5259 (irix6_c_common_override_options): Declare.
5260 (C_COMMON_OVERRIDE_OPTIONS): Define.
5261 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
5262 * config/mips/irix6-c.c: New file.
5263 * config/mips/t-irix6 (irix6-c.o): New target.
5264 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
5267 2012-03-02 Richard Henderson <rth@redhat.com>
5269 * optabs.c (expand_atomic_test_and_set): Honor
5270 atomic_test_and_set_trueval even when atomic_test_and_set
5271 optab is not in use.
5273 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5275 Backport from mainline
5276 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5278 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
5280 2012-03-02 Richard Guenther <rguenther@suse.de>
5282 * DEV-PHASE: Set to prerelease.
5284 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
5286 * config.gcc (obsolete): Add all ARM targets using the FPA.
5287 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
5288 * doc/install.texi: Avoid references to obsolete ARM ports.
5290 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
5292 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
5294 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
5295 Joern Rennecke <joern.rennecke@embecosm.com>
5297 * doc/extend.texi: Expand and update information on interrupt
5298 attribute for Epiphany.
5300 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5302 * config/sh/sh-protos.h: Update copyright notice dates.
5303 * config/sh/sh.h: Likewise.
5304 * config/sh/sh.md: Likewise.
5305 * config/sh/constraints.md: Likewise.
5306 * config/sh/predicates.md: Likewise.
5308 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5310 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
5311 * config/sh/sh.c (tertiary_reload_operand): Likewise.
5313 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5315 * config/sh/constraints.md: Fix comment typo.
5317 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5320 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
5321 unsigned HOST_WIDE_INT.
5322 (zvdep_imm64): Likewise.
5323 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
5324 (vdepi_and): Likewise.
5325 Likewise for unamed 64-bit patterns.
5326 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
5328 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
5331 PR rtl-optimization/52417
5332 * cselib.c (cselib_any_perm_equivs): New variable.
5333 (cselib_reset_table): Check that it's not set when not
5334 preserving constants.
5335 (cselib_add_permanent_equiv): Set it.
5336 (cselib_have_permanent_equivalences): New.
5337 (cselib_init, cselib_finish): Reset it.
5338 * cselib.h (cselib_have_permanent_equivalences): Declare.
5339 * alias.c (get_addr): Restore earlier behavior when there
5340 aren't permanent equivalences.
5342 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
5344 * config/mn10300/mn10300-modes.def: Fix copyright notice.
5345 * config/v850/v850-modes.def: Fix copyright notice.
5347 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5349 * doc/extend.texi (AVR Built-in Functions): Document
5350 __builtin_avr_flash_segment.
5352 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
5353 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
5354 (*split.flash_segment): New insn-and-split.
5355 * config/avr/avr.c (avr_init_builtins): Add local variables:
5356 const_memx_void_node, const_memx_ptr_type_node,
5357 char_ftype_const_memx_ptr.
5359 2012-03-01 Jakub Jelinek <jakub@redhat.com>
5361 PR tree-optimization/52445
5362 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
5363 add ssa_name_ver, offset and size fields and change store field
5365 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
5366 (add_or_mark_expr): Likewise. Only consider previous stores
5367 with the same size and offset.
5368 (nt_init_block): Only look at gimple_assign_single_p stmts,
5369 doesn't look at rhs2.
5371 2012-03-01 Richard Guenther <rguenther@suse.de>
5374 * tree-cfg.c (verify_gimple_assign_unary): Allow any
5375 conversions from integral types to pointer types.
5377 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5379 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
5380 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
5381 unintentionally removed in r184616.
5383 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5385 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
5388 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5389 Uros Bizjak <ubizjak@gmail.com>
5392 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
5393 alternatives, add "e" constraint to the new last alternative
5394 and ! to last 3 alternatives.
5396 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
5398 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
5399 DW_AT_artificial attributes at the end of the processing.
5400 (gen_array_type_die): Likewise.
5401 (gen_enumeration_type_die): Likewise.
5402 (gen_struct_or_union_type_die): Likewise.
5403 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
5406 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5409 * expr.c (expand_assignment): If doing misaligned store that doesn't
5410 cover all mode bits, perform a RMW cycle.
5412 PR tree-optimization/52429
5413 * tree-parloops.c (separate_decls_in_region_debug): Return early
5414 if var is LABEL_DECL.
5416 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5418 PR tree-optimization/52424
5419 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5420 calling dom_thread_across_edge.
5422 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5424 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5426 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5428 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5429 * config/avr/avr.c (avr_output_bld): Remove unused function.
5430 (avr_out_sbxx_branch): Use "%T" to print bit position.
5432 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5434 * config/avr/avr.md: Untabify.
5436 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5438 * config/avr/avr.md (eqne): New code iterator.
5439 (*dec-and-branchsi): Use it in text peephole's condition.
5440 (*dec-and-branchhi): Ditto.
5441 (*dec-and-branchqi): Ditto.
5443 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5446 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5447 the device does not have the skip-bug.
5449 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5451 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5452 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5453 -mpretend-cmove): New.
5455 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5458 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5459 doesn't count DEBUG_INSN refs.
5460 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5461 for DEBUG_INSN refs.
5463 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5467 2012-02-20 Richard Guenther <rguenther@suse.de>
5468 PR tree-optimization/52298
5469 * tree-vect-stmts.c (vectorizable_load): Properly use
5470 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5473 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5476 * gimple.h (gimple_in_transaction): New.
5477 (gimple_set_in_transaction): New.
5478 (struct gimple_statement_base): Add in_transaction field.
5479 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5481 (tree_ssa_lim_initialize): Compute transaction bits.
5482 * tree.h (compute_transaction_bits): Protoize.
5483 * trans-mem.c (tm_region_init): Use the heap to store BB
5485 (compute_transaction_bits): New.
5487 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5489 * gcc.c (display_help): Document --help=common and sort entries
5492 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5494 * doc/install.texi: Document check-$LANG specific shortcuts
5496 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5499 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5501 * config/arm/arm_neon.h: Regenerate.
5502 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5503 (neon_vcgeu): New insn.
5504 (neon_vcgtu): Likewise.
5505 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5506 (ops): Unsigned comparison intrinsics call a different
5509 2012-02-28 Richard Guenther <rguenther@suse.de>
5512 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5513 ordering for the VEC_CONCAT for two element vectors for
5514 V2SFmode, V2SImode and V2DImode.
5516 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5519 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5520 detecting big-endian triplets.
5522 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5524 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5525 mode if there is no type information available.
5527 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5529 PR tree-optimization/53207
5530 * doc/invoke.texi: Document as experimental and relying on graphite.
5532 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5534 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5535 of initializer to changes from r184614.
5537 2012-02-28 Richard Guenther <rguenther@suse.de>
5539 PR tree-optimization/52395
5540 * tree-sra.c (build_ref_for_offset): Also look at the base
5541 TYPE_ALIGN when figuring out the alignment of the replacement.
5543 2012-02-28 Richard Guenther <rguenther@suse.de>
5545 PR tree-optimization/52402
5546 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5547 mis-aligned types when creating the accesses at the call site.
5549 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5551 * config/avr/builtins.def: New file.
5552 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5553 * config/avr/avr.c (enum avr_builtin_id): Use it.
5554 (avr_init_builtins): Use it. And use avr_bdesc.
5555 (bdesc_1arg): Remove.
5556 (bdesc_2arg): Remove.
5557 (bdesc_3arg): Remove.
5558 (struct avr_builtin_description): Add field n_args.
5559 (avr_bdesc): New static variable using builtins.def.
5560 (avr_expand_builtin): Use it.
5561 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5562 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5563 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5565 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5568 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5569 match only one single hard register with respective hard reg rtx.
5570 (movmemx_<mode>): Ditto.
5571 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5572 insn anatomy of movmem[x]_<mode>.
5573 (avr_out_movmem): Same for printing assembler and operand usage.
5575 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5579 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5580 address spaces located outside of device flash.
5582 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5583 (mcu_type_s): Add field n_flash.
5584 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5585 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5586 (AVR_MCU): Add N_FLASH argument.
5587 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5588 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5589 macro __FLASH<n> if that address space makes sense for the device.
5590 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5591 outside of target flash.
5592 (avr_asm_named_section): Ditto.
5593 (avr_asm_select_section): Ditto.
5594 (avr_addr_space_convert): Ditto.
5595 (avr_emit_movmemhi): Ditto.
5596 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5597 address space is outside of device flash.
5598 (avr_insert_attributes): Ditto.
5599 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5600 avr_current_arch->n_segments.
5602 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5605 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5607 (*movabs<mode>_2): Likewise.
5609 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5612 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5613 s_register_operand in the test instead of REG_P. Don't call
5614 gen_reg_rtx if it won't be used.
5616 PR tree-optimization/52376
5617 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5619 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5621 * ifcvt.c (noce_get_condition): Check condition variable is not
5622 small_register_classes_for_mode_p before accepting.
5624 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5626 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5628 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5631 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5632 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5634 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5636 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5638 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5640 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5642 * config/sh/predicates.md: Remove blank lines.
5643 * config/sh/sh.c: Fix typos in comments.
5644 * config/sh/constraints.md: Likewise.
5645 * config/sh/sh.md: Remove blank lines.
5646 Fix typos in comments. Use ;; as comment characters.
5648 2012-02-26 Walter Lee <walt@tilera.com>
5650 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5651 (replace_mov_pcrel_step2): Ditto.
5653 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5656 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5657 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5658 and locs that reference values newer than the non-canonical value
5659 at hand. Return the canonical value as a worst case.
5660 (memrefs_conflict_p): Walk canonical value's locs.
5663 * cselib.c (preserve_only_constants): Rename to...
5664 (preserve_constants_and_equivs): ... this. Split out...
5665 (invariant_or_equiv_p): ... this. Preserve plus expressions
5666 of other preserved expressions too.
5667 (cselib_reset_table): Adjust.
5668 * var-tracking.c (reverse_op): Use canonical value to build
5671 2012-02-23 Kai Tietz <ktietz@redhat.com>
5673 * config/i386/i386.c (ix86_delegitimize_address): Handle
5674 UNSPEC_PCREL plus displacement.
5676 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5679 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5680 to test for unusedness in st X addressing.
5682 2012-02-24 Richard Guenther <rguenther@suse.de>
5685 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5686 (is_gimple_reg_type): Move inline ...
5687 * gimple.h (is_gimple_reg_type): ... here.
5689 2012-02-24 Richard Guenther <rguenther@suse.de>
5692 * passes.c (execute_function_todo): When verifying SSA form
5693 verify gimple form first.
5694 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5696 2012-02-24 Richard Guenther <rguenther@suse.de>
5699 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5700 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5702 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5704 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5706 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5708 * tree-phinodes.c (make_phi_node): Mark static.
5709 * tree-flow.h (make_phi_node): Remove extern decl.
5710 * doc/gimple.texi (make_phi_node): Remove documentation.
5712 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5714 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5715 * tree-ssa-sccvn.c (print_scc): Ditto.
5717 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5719 * doc/passes.texi (Full redundancy elimination): Fix typo.
5721 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5723 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5725 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5728 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5730 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5733 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5735 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5737 * config/avr/avr.md (code_stdname): Add ior, xor.
5738 (xior): New code iterator.
5739 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5740 (*<code_stdname><mode>qi.byte1-3): Ditto.
5742 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5744 PR tree-optimization/52019
5745 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5748 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5750 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5751 HAVE_INITFINI_ARRAY to work around namespace pollution in
5752 certain versions of newlib system headers.
5753 * config.in: Regenerate.
5754 * configure: Regenerate.
5755 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5756 instead of HAVE_INITFINI_ARRAY.
5758 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5761 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5762 is not offsettable memory reference.
5764 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5767 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5768 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5770 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5772 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5773 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5775 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5777 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5778 library on Solaris 8 even without TLS support.
5779 * configure: Regenerate.
5781 2012-02-22 Richard Guenther <rguenther@suse.de>
5784 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5785 for GIMPLE_DEBUG stmts.
5787 2012-02-22 Martin Jambor <mjambor@suse.cz>
5790 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5791 according to the base object.
5793 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5795 PR rtl-optimization/50063
5796 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5797 and 2 (8-bit SP) in operand 2.
5798 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5799 setup to use movhi_sp_r instead of vanilla move to write SP.
5800 Adjust REG_CFA notes to superseed unspec.
5801 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5803 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5804 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5805 irq_state 1 (IRQ known to be on) here.
5807 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5809 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5811 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5812 assign_hard_reg): Likewise.
5814 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5816 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5818 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5821 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5822 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5824 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5826 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5827 prototype from here to...
5828 * config/avr/avr.h: ...here.
5830 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5833 * thumb2.md (thumb2_shiftsi3_short): Split register and
5834 immediate shifts. For register shifts tie operands 0 and 1.
5835 (peephole2 for above): Check that register-controlled shifts
5836 have suitably tied operands.
5838 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5841 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5842 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5843 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5844 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5845 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5846 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5847 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5848 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5849 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5850 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5851 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5852 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5853 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5854 bdver1_ssevector_avx256_unaligned_load,
5855 bdver1_ssevector_sse128_unaligned_load,
5856 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5857 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5858 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5859 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5860 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5861 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5862 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5863 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5864 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5865 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5866 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5867 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5868 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5869 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5870 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5871 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5872 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5873 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5874 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5875 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5876 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5877 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5878 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5879 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5880 bdver1_ssediv_double_load, bdver1_ssediv_double,
5881 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5882 Add "bdver2" attribute.
5884 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5886 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5887 default if possible and not specified otherwise.
5889 2012-02-21 Richard Guenther <rguenther@suse.de>
5892 * gimplify.c (create_tmp_from_val): Use the main variant type
5893 for the type of the temporary we create.
5895 2012-02-21 Richard Guenther <rguenther@suse.de>
5897 PR tree-optimization/52324
5898 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5899 do not gimplify a MEM_REF address operand if it is already
5902 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5904 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5905 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5907 2012-02-21 Richard Guenther <rguenther@suse.de>
5909 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5910 nested_in_vect_loop.
5912 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5914 PR tree-optimization/52318
5915 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5916 vdef also to non-pure/const call stmts in the sequence.
5918 2012-02-20 David S. Miller <davem@davemloft.net>
5920 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5921 don't use the "rd %pc" instruction on v9 for PIC register loads.
5923 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5926 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5927 in a transaction safe function.
5929 2012-02-20 Kai Tietz <ktietz@redhat.com>
5932 * stor-layout.c (place_field): Handle desired_align for
5935 2012-02-20 Richard Guenther <rguenther@suse.de>
5937 PR tree-optimization/52298
5938 * tree-vect-stmts.c (vectorizable_store): Properly use
5939 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5941 (vectorizable_load): Likewise.
5942 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5943 Access DR_STEP after ensuring it is not NULL.
5945 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5947 PR tree-optimization/52286
5948 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5949 optimization use double_int_to_tree instead of build_int_cst_wide,
5950 rewrite to use double_int vars.
5952 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5955 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5957 Remove -e 0 from $gcc_cv_ld invocation.
5958 Only use __GLIBC_PREREQ if defined.
5959 Enable on Solaris since Solaris 8 patch.
5960 (gcc_SUN_LD_VERSION): New macro.
5961 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5962 gcc_SUN_LD_VERSION for version number format.
5963 * configure: Regenerate.
5964 * varasm.c (get_elf_initfini_array_priority_section): Set
5965 SECTION_NOTYPE for non-default priority.
5966 Use get_section instead of get_unnamed_section to emit
5967 .init_array/.fini_array with default priority.
5969 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5971 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5972 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5973 (mips_start_unique_function, mips_output_mips16_rdhwr)
5974 (mips_code_end): New functions.
5975 (TARGET_ASM_CODE_END): Define.
5977 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5979 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5980 to stubs with non-sibling calls.
5982 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5984 * doc/invoke.texi (-fira-* options): Copy-edit.
5985 (ira-* parameters): Copy-edit.
5987 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5989 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5990 GCC coding conventions.
5992 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5994 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5995 when used as adjectives.
5997 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5999 * doc/invoke.texi: Clean up "that"/"which" confusion.
6001 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
6003 * system.h: Poison SMALL_REGISTER_CLASSES
6004 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
6005 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
6007 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6009 PR tree-optimization/52285
6010 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
6011 when deciding if a call is a tail call or tail recursion.
6013 2012-02-16 Kai Tietz <ktietz@redhat.com>
6015 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
6016 interger-constant displacement for UNSPEC_PCREL.
6018 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6020 PR rtl-optimization/52208
6021 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
6022 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
6024 PR tree-optimization/52255
6025 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
6026 loop->header has virtual PHI, but exit_e->dest doesn't, add
6027 virtual PHI to exit_e->dest and adjust all uses after the loop.
6030 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
6031 children with clone_tree_hash, not after it.
6033 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
6035 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
6036 extended identifiers.
6038 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6041 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
6042 a same_body_alias, also test whether e->callee isn't a former
6043 or current clone of the decl this is a same body alias of.
6045 PR translation/52264
6046 * cgraphunit.c (verify_cgraph_node): Fix a typo.
6048 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
6050 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
6052 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6055 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
6056 force_reg instead of copy_to_reg for better optimization. Force
6057 non-register or memory operands into a register.
6059 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
6061 * extend.texi: Reserve upper bits of memory model for future use.
6063 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
6064 Anatoly Sokolov <aesok@post.ru>
6065 Eric Weddington <eric.weddington@atmel.com>
6068 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
6069 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
6070 Rewrite initializers for .macro.
6071 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
6072 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
6073 atxmega32d4, atxmega32x1.
6074 avrxmega4: atxmega64a3, atxmega64d3.
6075 avrxmega5: atxmega64a1, atxmega64a1u.
6076 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
6077 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
6078 avrxmega7: atxmega128a1, atxmega128a1u.
6079 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
6080 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
6081 (struct base_arch_s): Rename reserved to xmega_p.
6082 Rename reserved2 to have_rampd.
6083 (AVR_XMEGA): New define.
6084 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
6085 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
6086 * config/avr/predicates.md (io_address_operand): Take into
6088 (low_io_address_operand): Ditto.
6089 (high_io_address_operand): Ditto.
6090 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
6091 (enabled, movhi_sp_r): Use them.
6092 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
6093 cpp_define_formatted to built-in define __AVR_ARCH__.
6094 (__AVR_XMEGA__): New built-in define.
6095 (__AVR_HAVE_RAMPD__): New built-in define.
6096 (__AVR_HAVE_RAMPX__): New built-in define.
6097 (__AVR_HAVE_RAMPY__): New built-in define.
6098 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
6100 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
6101 (avr_option_override): Initialize them.
6102 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
6103 (avr_init_expanders): Initialize them. No more block several calls.
6104 (emit_push_sfr): New static function.
6105 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
6107 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
6108 (avr_print_operand): Print addreeses as symbols for
6109 RAMPX, RAMPY, RAMPD, CCP.
6110 (output_movhi): Handle AVR_XMEGA when writing to SP.
6111 (avr_out_movhi_mr_r_xmega): New static function.
6112 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
6113 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
6114 __RAMPD__, __CCP__ as needed.
6116 * config/avr/multilib.h: Regenerate.
6117 * config/avr/t-multilib: Regenerate.
6118 * config/avr/avr-tables.opt: Regenerate.
6120 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
6122 PR tree-optimization/50561
6123 * graphite-flattening.c (lst_project_loop): Do not
6124 remove old scattering dimensions after flattening.
6125 (lst_do_flatten): Likewise.
6127 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
6129 * doc/extend.texi (AVR Built-in Functions): Remove doc for
6130 __builtin_avr_map8, __builtin_avr_map16.
6131 Document __builtin_avr_insert_bits.
6133 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
6134 (insert_bits): New insn.
6135 (adjust_len.map_bits): Rename to insert_bits.
6136 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
6137 * avr-protos.h (avr_out_map_bits): Remove.
6138 (avr_out_insert_bits, avr_has_nibble_0xf): New.
6139 * config/avr/constraints.md (Cxf,C0f): New.
6140 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
6141 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
6142 New built-in define __BUILTIN_AVR_INSERT_BITS.
6143 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
6144 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
6145 (avr_move_bits): Rewrite.
6146 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
6148 (avr_map_op_t): New typedef.
6149 (avr_map_op): New static variable.
6150 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
6151 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
6152 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
6153 (bdesc_3arg, avr_expand_triop_builtin): New.
6154 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
6155 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
6156 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
6157 (avr_map_equal_p, avr_map_sig_p): Remove.
6158 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
6159 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6160 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
6161 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6162 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
6163 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6165 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6167 * config/c6x/c6x.md (reserve_cycles): New attribute.
6168 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
6169 don't reserve functional units after the branch occurs.
6171 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
6174 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
6175 functions into non-tm_pure functions.
6177 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
6180 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
6181 (iterative_hash_canonical_type): Likewise.
6182 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
6185 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6187 * haifa-sched.c (prune_ready_list): Ensure that if there is a
6188 sched-group insn, it either remains alone or the entire list is pruned.
6190 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6192 * doc/install.texi (Prerequisites): Fix grammar.
6193 (Configuration): Likewise.
6195 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6197 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
6198 MPC as part of GCC before describing configuring with --with-gmp etc.
6199 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
6200 sources are present.
6202 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6205 * dwarf2out.c (clone_tree_hash): New function.
6206 (copy_decls_walk): Use it instead of clone_tree.
6208 2012-02-14 Richard Guenther <rguenther@suse.de>
6210 PR tree-optimization/52244
6211 PR tree-optimization/51528
6212 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
6213 replacements for integral types.
6215 2012-02-14 Walter Lee <walt@tilera.com>
6217 * config.gcc: Handle tilegx and tilepro.
6218 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
6220 Add HAVE_AS_TLS check for tilegx and tilepro.
6221 * configure: Regenerate.
6222 * doc/contrib.texi: Add Mat Hostetter and self.
6223 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
6224 Document instruction intrinsics and network accessing intrinsics.
6225 (TILEPro Built-in Functions): New node. Document instruction
6226 intrinsics and network accessing intrinsics.
6227 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
6228 (Specific, tilepro-*-linux*): Likewise.
6229 * doc/invoke.texi (TILE-Gx Options): New section.
6230 (TILEPro Options): New section.
6231 * doc/md.texi (TILE-Gx): New section.
6232 (TILEPro): New section.
6233 * common/config/tilegx/tilegx-common.c: New file.
6234 * common/config/tilepro/tilepro-common.c: New file.
6235 * config/tilegx/constraints.md: New file.
6236 * config/tilegx/linux.h: New file.
6237 * config/tilegx/mul-tables.c: New file.
6238 * config/tilegx/predicates.md: New file.
6239 * config/tilegx/sync.md: New file.
6240 * config/tilegx/t-tilegx: New file.
6241 * config/tilegx/tilegx-builtins.h: New file.
6242 * config/tilegx/tilegx-c.c: New file.
6243 * config/tilegx/tilegx-generic.md: New file.
6244 * config/tilegx/tilegx-modes.def: New file.
6245 * config/tilegx/tilegx-multiply.h: New file.
6246 * config/tilegx/tilegx-protos.h: New file.
6247 * config/tilegx/tilegx.c: New file.
6248 * config/tilegx/tilegx.h: New file.
6249 * config/tilegx/tilegx.md: New file.
6250 * config/tilegx/tilegx.opt: New file.
6251 * config/tilepro/constraints.md: New file.
6252 * config/tilepro/gen-mul-tables.cc: New file.
6253 * config/tilepro/linux.h: New file.
6254 * config/tilepro/mul-tables.c: New file.
6255 * config/tilepro/predicates.md: New file.
6256 * config/tilepro/t-tilepro: New file.
6257 * config/tilepro/tilepro-builtins.h: New file.
6258 * config/tilepro/tilepro-c.c: New file.
6259 * config/tilepro/tilepro-generic.md: New file.
6260 * config/tilepro/tilepro-modes.def: New file.
6261 * config/tilepro/tilepro-multiply.h: New file.
6262 * config/tilepro/tilepro-protos.h: New file.
6263 * config/tilepro/tilepro.c: New file.
6264 * config/tilepro/tilepro.h: New file.
6265 * config/tilepro/tilepro.md: New file.
6266 * config/tilepro/tilepro.opt: New file.
6268 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6270 PR tree-optimization/52210
6271 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
6272 vect_model_simple_cost with two entry vect_def_type array instead
6273 of an address of dt.
6275 2012-02-14 Richard Guenther <rguenther@suse.de>
6278 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6279 Do not stream DECL_QUALIFIER.
6280 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6281 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
6282 (find_decls_types_r): Do not walk DECL_QUALIFIER.
6284 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6287 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
6290 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6293 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
6294 * cselib.c (cselib_subst_to_values_from_insn): New function.
6295 * sched-deps.c (add_insn_mem_dependence,
6296 sched_analyze_1, sched_analyze_2): Use it.
6298 2012-02-13 Jan Hubicka <jh@suse.cz>
6301 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
6303 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
6305 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
6306 (GTM_SELF_SPECS): Define if not already defined.
6307 (driver_self_specs): Add GTM_SELF_SPECS.
6308 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
6309 (GTM_SELF_SPECS): Define.
6310 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
6311 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
6313 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6315 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
6318 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
6321 * omp-low.c (expand_omp_for): If a static schedule without chunk size
6322 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
6324 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
6327 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
6329 2012-02-13 Richard Guenther <rguenther@suse.de>
6331 PR translation/52211
6332 * passes.c (enable_disable_pass): Fix typo.
6334 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6337 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
6338 XOR for reduce_bit_field if type is unsigned.
6340 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
6342 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
6343 disallow changes from SFmode to mode with different size in FP regs.
6345 2012-02-12 Robert Millan <rmh@gnu.org>
6346 Gerald Pfeifer <gerald@pfeifer.com>
6348 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
6351 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
6353 PR rtl-optimization/52175
6354 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
6355 to frame-related instructions.
6357 2012-02-10 Jason Merrill <jason@redhat.com>
6360 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
6361 (demangle_new_symbols): Fill it.
6362 (scan_linker_output): Walk it.
6363 (start_tweaking): Split out from scan_linker_output.
6364 (maybe_tweak): Update sym->chosen.
6365 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
6367 2012-02-11 Jakub Jelinek <jakub@redhat.com>
6370 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
6372 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
6374 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6375 having the same mode as previous compare.
6377 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
6379 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
6380 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
6381 (nonlocal_goto_internal): Likewise.
6382 (nonlocal_goto): Emit a use and an indirect jump directly.
6384 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
6387 * doc/extend.texi : Update comments for __atomic_compare_exchange and
6388 __atomic_{is,always}_lock_free.
6390 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
6393 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
6394 negative constant address for x32.
6396 2012-02-10 Richard Henderson <rth@redhat.com>
6398 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
6399 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
6400 for GIMPLE_TRANSACTION. Tidy if's into a switch.
6402 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6403 Ira Rosen <irar@il.ibm.com>
6405 PR tree-optimization/50031
6406 * targhooks.c (default_builtin_vectorization_cost): Handle
6408 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
6409 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
6410 all types of reduction and pattern statements.
6411 (vect_estimate_min_profitable_iters): Likewise.
6412 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
6413 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
6414 for explicit realigns.
6415 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
6416 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6418 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6419 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6420 vec_perm for VSX and handle vec_promote_demote.
6422 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6425 * builtins.c (fold_builtin_atomic_always_lock_free,
6426 expand_builtin_atomic_always_lock_free,
6427 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6428 Return and/or test boolean_true_node/boolean_false_node instead of
6429 integer_one_node/integer_zero_node.
6431 2012-02-10 Jan Hubicka <jh@suse.cz>
6434 * predict.c (predict_paths_for_bb): Prevent looping.
6435 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6437 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6439 * config/arm/arm.c (output_move_double): In one case properly
6440 count number of instructions that will be emitted.
6442 2012-02-10 Richard Guenther <rguenther@suse.de>
6444 PR translation/52193
6445 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6447 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6450 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6452 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6455 * var-tracking.c (emit_note_insn_var_location): If
6456 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6457 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6458 non-NOTE_DURING_CALL_P insn.
6460 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6463 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6465 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6468 * gcc.c (switch_matches) Support switches with separated form,
6471 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6473 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6475 (RAMPZ_ADDR): Ditto.
6476 * config/avr/avr.c (avr_addr_t): New typedef.
6477 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6478 (avr_init_expanders): Initialize it.
6479 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6481 (expand_epilogue): Ditto.
6482 (avr_print_operand): Ditto.
6483 (avr_file_start): Ditto.
6484 (avr_emit_movmemhi): Ditto.
6486 2012-02-08 Richard Guenther <rguenther@suse.de>
6488 PR tree-optimization/46886
6489 * tree-flow.h (do_while_loop_p): Declare.
6490 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6491 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6493 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6495 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6496 always succeed for integers larger than a native word.
6498 2012-02-08 Richard Guenther <rguenther@suse.de>
6500 PR rtl-optimization/52170
6501 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6502 properly handle integer vector modes.
6504 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6506 PR gcov-profile/52150
6507 * coverage.c: Include target.h.
6508 (build_var): Call targetm.strip_name_encoding on the assembler name.
6509 Change one _ into . or $ if the target allows it.
6510 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6512 PR rtl-optimization/52139
6513 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6514 is a BARRIER after emit_insn_after_noloc, move BB_END
6515 to the last non-BARRIER insn before it.
6517 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6520 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6521 (mips_gimplify_va_arg_expr): Call it instead of
6522 std_gimplify_va_arg_expr.
6524 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6526 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6527 message for -mno-pointers-to-nested-function.
6529 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6532 * expr.c (get_inner_reference): If there is an offset, add a negative
6533 bit position to it (if any).
6535 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6537 PR rtl-optimization/52060
6538 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6539 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6540 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6541 and/or i0src_copy2 when needed.
6543 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6545 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6546 or LTOPLUGINSONAME if have_c.
6548 * config/freebsd-spec.h: Add comment about what macros can be defined
6550 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6551 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6554 2012-02-07 Richard Guenther <rguenther@suse.de>
6556 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6557 newline in -alias dumps.
6559 2012-02-07 Kai Tietz <ktietz@redhat.com>
6560 Dave Korn <dave.korn.cygwin@gmail.com>
6563 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6564 Take care that typinfo gets dllexport-attribute.
6566 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6569 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6570 if modifier < EXPAND_SUM call force_operand on the result.
6572 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6574 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6575 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6577 (epiphany_function_type): Replace types for specific interrupts with
6578 EPIPHANY_FUNCTION_INTERRUPT.
6579 (EPIPHANY_INTERRUPT_P): Update.
6580 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6581 New static function.
6582 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6583 <disinterrupt>: Affects type identity.
6584 (epiphany_handle_interrupt_attribute): Handle variable number of
6586 (epiphany_compute_function_type): Update for new
6587 epiphany_function_type definition.
6588 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6589 handlers with a longcall forwarder.
6590 (epiphany_start_function): Handle multiple interrupt arguments and/or
6591 forwarder_section attribute.
6593 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6596 2012-02-07 Alan Modra <amodra@gmail.com>
6599 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6602 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6604 PR tree-optimization/50969
6605 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6606 use vec_perm rather than vector_stmt.
6607 (vect_model_load_cost): Likewise.
6608 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6609 vec_perm to be the same as other vector statements.
6610 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6611 cost of vec_perm for TARGET_VSX.
6613 2012-02-06 Richard Guenther <rguenther@suse.de>
6615 PR tree-optimization/52115
6616 * tree-sra.c (access_has_replacements_p): New function.
6617 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6619 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6622 * trans-mem.c (expand_call_tm): Add an assertion.
6623 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6626 2012-02-06 Richard Guenther <rguenther@suse.de>
6628 PR tree-optimization/50955
6629 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6630 raise cost of expressions that replace an address with an
6631 expression based on a different pointer.
6633 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6636 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6637 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6639 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6642 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6643 -Weffc++ and specify guidelines come from second edition.
6645 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6647 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6648 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6649 (call_direct_split, call_value_split, call_value_internal_direct)
6650 (call_value_direct_split, call_value_multiple_split): Use jal and
6651 jal_macro attributes.
6653 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6655 * reload1.c (reload_regs_reach_end_p): Replace with...
6656 (reload_reg_rtx_reaches_end_p): ...this function.
6657 (new_spill_reg_store): Update commentary.
6658 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6659 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6660 before setting new_spill_reg_store.
6661 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6662 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6663 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6664 for non-spill reload registers.
6666 2012-02-05 Ira Rosen <irar@il.ibm.com>
6668 PR tree-optimization/52091
6669 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6670 (vect_is_simple_use_1): Likewise.
6671 * tree-vect-loop.c (vectorizable_reduction): Update calls
6672 to vect_is_simple_use_1 and vect_is_simple_use.
6673 (vectorizable_live_operation): Likewise.
6674 * tree-vect-patterns.c (widened_name_p,
6675 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6676 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6677 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6678 vectorizable_shift,vectorizable_operation, vectorizable_store,
6679 vectorizable_load): Likewise.
6680 (vect_is_simple_cond): Add an argument, pass it to
6681 vect_is_simple_use_1.
6682 (vectorizable_condition): Update calls to vect_is_simple_cond,
6684 (vect_is_simple_use): Add an argument, the statement in which
6685 OPERAND is used. Check that if OPERAND's def stmt is a double
6686 reduction phi node, the use is a phi node too.
6687 (vect_is_simple_use_1): Add an argument, pass it to
6689 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6690 to vect_is_simple_use.
6692 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6694 PR rtl-optimization/52095
6695 * modulo-sched.c (dump_insn_locator): New function.
6696 (loop_canon_p, sms_schedule): Use it.
6698 PR rtl-optimization/52113
6699 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6700 even for decomposable shift/zext insns.
6702 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6703 Zdenek Dvorak <ook@ucw.cz>
6705 PR rtl-optimization/52092
6706 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6707 on get_iv_value result.
6709 2012-02-02 Andrew Pinski <apinski@cavium.com>
6713 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6715 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6718 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6720 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6722 PR rtl-optimization/49800
6723 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6724 (sched_finish): Call regstat_free_n_sets_and_refs.
6726 2012-02-02 Jia Liu <proljc@gmail.com>
6728 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6731 2012-02-02 Jan Hubicka <jh@suse.cz>
6732 Tom de Vries <tom@codesourcery.com>
6735 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6736 * varpool.c (varpool_analyze_pending_decls): Likewise.
6738 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6739 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6741 * config.gcc: Add cr16-* support.
6743 * doc/extend.texi: Document cr16 extensions.
6744 * doc/install.texi: Document cr16 install.
6745 * doc/invoke.texi: Document cr16 options.
6746 * doc/md.texi: Document cr16 constraints.
6748 * common/config/cr16/cr16-common.c: New file.
6749 * config/cr16/cr16.c: New file.
6750 * config/cr16/cr16.h: New file.
6751 * config/cr16/cr16.md: New file.
6752 * config/cr16/cr16.opt: New file.
6753 * config/cr16/cr16-protos.h: New file.
6754 * config/cr16/predicates.md: New file.
6755 * config/cr16/constraints.md: New file.
6756 * config/cr16/t-cr16: New file.
6758 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6761 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6762 that operands[2] is either immediate, or q_regs_operand.
6764 PR tree-optimization/52073
6765 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6766 a pattern stmt for pattern uses, ignore uses outside of the loop.
6768 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6770 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6771 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6772 (OUT_AS1, OUT_AS2): Remove.
6774 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6776 PR rtl-optimization/51374
6777 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6778 to cross other volatile_refs_p insns.
6780 2012-02-01 Richard Guenther <rguenther@suse.de>
6782 * doc/invoke.texi (fno-inline): Clarify documentation.
6783 (finline-small-functions): Likewise.
6784 (finline-functions): Likewise.
6785 * common.opt (finline): Adjust comment and documentation.
6786 (finline-small-functions): Clarify documentation.
6787 (finline-functions): Likewise.
6788 (finline-functions-called-once): Likewise.
6790 2012-02-01 Tristan Gingold <gingold@adacore.com>
6792 * c-typeck.c (composite_type): Keep mode for pointers.
6794 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6796 * function.h (regno_reg_rtx): Adjust comment.
6797 * reginfo.c (init_reg_modes_target): Only use the previous mode
6798 if it fits within one register. Remove MIPS comment.
6800 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6803 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6805 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6807 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6808 to srak instruction.
6810 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6812 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6814 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6819 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6821 2012-01-31 Richard Guenther <rguenther@suse.de>
6823 PR tree-optimization/51528
6824 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6827 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6832 * ree.c (add_removable_extension): Change def_map argument
6833 to unsigned *, store in def_map 1 + offset into *insn_list vector
6834 instead of pointers into the vector.
6835 (find_removable_extensions): Adjust caller.
6837 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6839 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6840 Transform all "* quoted-c-code" to { c-code }.
6841 Remove redundant test for "optimize" in combine patterns.
6842 Move (include "avr-dimode.md") to end of file.
6844 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6847 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6848 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6850 2012-01-30 Richard Guenther <rguenther@suse.de>
6852 PR tree-optimization/52028
6853 * tree-loop-distribution.c (ldist_gen): Properly update
6856 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6859 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6860 set_cur_line_info_table if not emitting debug info.
6862 PR tree-optimization/52046
6863 * tree-vect-patterns.c (check_bool_pattern): Give up if
6864 a comparison could throw.
6867 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6869 2012-01-30 Richard Guenther <rguenther@suse.de>
6871 PR tree-optimization/52045
6872 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6873 SSA form if cfgcleanup did anything.
6875 2012-01-30 Richard Guenther <rguenther@suse.de>
6877 PR tree-optimization/52045
6878 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6879 before computing final todo.
6881 2012-01-30 Richard Guenther <rguenther@suse.de>
6883 PR tree-optimization/51528
6884 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6887 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6889 * df-problems.c (df_kill_notes): Check that the use refers
6890 to the note under examination.
6892 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6895 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6896 parameter and use short-lived pseudos.
6897 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6898 (sparc_expand_vector_init): Const-ify local variables and adjust
6899 calls to above functions.
6901 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6903 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6905 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6907 * doc/invoke.texi: Make usage of "compile time" and
6908 "run time"/"runtime" consistent throughout the file.
6910 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6912 * config/alpha/alpha.c (alpha_option_override): Default to
6913 full IEEE compliance mode for Go language.
6915 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6917 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6918 (LINK_SSP_SPEC): Define.
6920 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6923 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6926 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6928 * doc/invoke.texi: Correct hyphenation of "floating point",
6929 "double precision", and related terminology throughout the file.
6931 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6934 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6935 arm_general_register_operand predicate for operand 2 instead of
6938 2012-01-27 Ian Lance Taylor <iant@google.com>
6941 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6942 * builtins.c (expand_builtin_init_trampoline): Add onstack
6943 parameter. Change caller.
6944 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6945 * tree.c (build_common_builtin_nodes): Declare
6946 __builtin_init_heap_trampoline.
6948 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6950 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6951 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6952 * config/avr/avr.c: Ditto.
6953 (avr_regnames): Remove because unused.
6954 * config/avr/avr.md (*cpse.ne): New peephole.
6955 (*cpse.eq): New peephole from former cpse peepholes.
6957 2012-01-27 Michael Eager <eager@eagercon.com>
6959 * config/microblaze.c (microblaze_emit_compare): Correct
6960 test after pcmp instruction.
6962 2012-01-27 Richard Guenther <rguenther@suse.de>
6964 PR tree-optimization/52020
6965 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6967 2012-01-27 Richard Guenther <rguenther@suse.de>
6969 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6970 function non-const/pure.
6972 2012-01-27 Richard Guenther <rguenther@suse.de>
6974 PR tree-optimization/50444
6975 * tree-sra.c (build_ref_for_offset): Properly adjust the
6976 MEM_REF type for unaligned accesses.
6978 2012-01-27 Richard Guenther <rguenther@suse.de>
6980 PR tree-optimization/50444
6981 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6982 (expand_assignment): Use it. Properly handle misaligned
6983 bases when expanding stores to component references.
6984 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6987 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6990 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6991 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6992 * tree-data-ref.c (find_data_references_in_loop): Make static.
6993 (compute_all_dependences): Change return type to bool. Bail out
6994 for too many datarefs in a loop. Move the hunk resetting the data
6995 dependences vector from ...
6996 (compute_data_dependences_for_loop): ... here. Account for
6997 compute_all_dependences returning false.
6998 (compute_data_dependences_for_bb): Likewise.
6999 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
7000 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
7002 2012-01-27 Richard Guenther <rguenther@suse.de>
7005 * expr.c (store_field): Use the alias-set of the scratch memory
7008 2012-01-27 Tom de Vries <tom@codesourcery.com>
7010 PR tree-optimization/51990
7011 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7013 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
7015 2012-01-27 Jakub Jelinek <jakub@redhat.com>
7018 * var-tracking.c (reverse_op): Don't add any reverse operation
7019 if V already has any constant locations.
7021 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7023 * doc/invoke.texi: Correct usage of "command line" (noun)
7024 vs "command-line" (adjective) throughout.
7026 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7028 * doc/invoke.texi (Language Independent Options): Move
7029 -Wcoverage-mismatch blurb from here....
7030 (Warning Options): ...to here.
7032 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
7034 * config/rs6000/rs6000.c (rs6000_option_override_internal):
7035 Set rs6000_always_hint to false for 476.
7037 2012-01-27 Matthias Klose <doko@ubuntu.com>
7039 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
7041 * incpath.c (add_standard_paths): Likewise.
7043 2012-01-27 Richard Henderson <rth@redhat.com>
7045 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7046 * config/m68k/sync.md (atomic_test_and_set): Rename from
7047 sync_test_and_setqi and adjust the operands.
7048 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
7049 and unconditionally enable.
7051 2012-01-27 Richard Henderson <rth@redhat.com>
7053 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7054 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
7055 (ldstub): Rename from ldstubqi.
7056 (ldstub<I24MODE>): Remove.
7058 2012-01-27 Richard Henderson <rth@redhat.com>
7060 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7061 * c-cppbuiltin.c (cpp_atomic_builtins): Define
7062 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
7063 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
7064 * doc/tm.texi: Rebuild.
7066 2012-01-27 Richard Henderson <rth@redhat.com>
7068 * optabs.c (gen_atomic_test_and_set): Remove default.
7069 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
7071 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7073 PR rtl-optimization/51978
7074 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
7075 (combine_reaching_defs): Likewise.
7076 (struct re_info): Remove.
7077 (add_removable_extension): Remove x and data arguments,
7078 add insn, insn_list and def_map. Use the arguments directly
7079 instead of using struct re_info.
7080 (find_removable_extensions): Don't call add_removable_extension
7081 through note_stores, instead just call it with single_set
7083 (find_and_remove_re): Pass curr_cand->expr instead of
7084 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
7086 2012-01-26 Michael Matz <matz@suse.de>
7088 PR tree-optimization/46590
7089 * cfgexpand.c: Revert last change (r183305).
7090 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
7092 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
7093 checking for emptiness.
7095 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7098 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
7099 non-addressable non-BLKmode base correctly.
7101 2012-01-26 Michael Matz <matz@suse.de>
7103 PR tree-optimization/48794
7104 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
7105 regions referenced from RESX/EH_DISPATCH.
7107 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7109 * config/s390/s390.h: Make BRANCH_COST an option.
7110 * config/s390/s390.opt: New option -mbranch-cost.
7112 2012-01-26 Richard Henderson <rth@redhat.com>
7114 Revert 2012-01-24 change:
7115 * trans-mem.c (requires_barrier): Do not instrument thread local
7116 variables and emit save/restore for them.
7118 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7121 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
7124 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
7126 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
7129 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
7132 Rename __pgm to __flash.
7133 Rename __pgm1 to __flash1.
7134 Rename __pgm2 to __flash2.
7135 Rename __pgm3 to __flash3.
7136 Rename __pgm4 to __flash4.
7137 Rename __pgm5 to __flash5.
7138 Rename __pgmx to __memx.
7139 * doc/extend.texi (AVR Named Address Spaces)
7140 Rename address space names as indicated above.
7141 * config/avr/avr.c (avr_addrspace): Ditto.
7143 * config/avr/avr-protos.h
7144 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
7145 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
7146 * config/avr/predicates.md: Ditto.
7147 * config/avr/avr.c Ditto, and
7148 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
7149 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
7151 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
7152 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
7153 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
7154 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
7155 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
7156 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
7157 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
7158 * config/avr/avr.c: Ditto.
7159 * config/avr/avr.md: Ditto.
7161 2012-01-25 Jason Merrill <jason@redhat.com>
7164 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
7166 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7168 PR tree-optimization/51987
7169 * tree-data-ref.c (get_references_in_stmt): Handle references in
7170 non-volatile GIMPLE_ASM.
7172 2012-01-25 Richard Guenther <rguenther@suse.de>
7174 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
7175 bases are dereferenced.
7177 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7179 PR rtl-optimization/48374
7180 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
7182 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7184 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
7185 compute_data_dependences_for_loop returns false.
7186 * tree-parloops.c (loop_parallel_p): Likewise.
7188 2012-01-25 Richard Guenther <rguenther@suse.de>
7190 * tree.h (get_pointer_alignment_1): Declare.
7191 * builtins.c (get_pointer_alignment_1): New function.
7192 (get_pointer_alignment): Use it.
7194 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7196 PR rtl-optimization/48308
7197 * combine.c (enum undo_kind): Add UNDO_LINKS.
7198 (struct undo): Add member l to other_contents and where.
7199 (do_SUBST_LINK): New.
7201 (try_combine): Handle LOG_LINKS for the dummy i1 case.
7202 (undo_all): Handle UNDO_LINKS.
7204 2012-01-25 Richard Henderson <rth@redhat.com>
7206 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
7209 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7211 * optabs.c (gen_atomic_test_and_set): Use each argument.
7213 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7215 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
7216 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
7217 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
7218 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
7219 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
7220 TARGET_PAIRED_SINGLE_FLOAT.
7222 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7224 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7225 (in_struct, return_val): Remove MEM documentation.
7226 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
7227 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7228 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
7230 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7231 * cfgexpand.c (add_alias_set_conflicts): Likewise.
7232 * expr.c (store_field): Likewise.
7233 * function.c (assign_stack_temp_for_type): Likewise.
7234 * ifcvt.c (noce_try_cmove_arith): Likewise.
7235 * reload1.c (reload): Likewise.
7236 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
7237 (alpha_set_memflags): Likewise.
7238 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
7240 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7242 * rtl.h (true_dependence, canon_true_dependence): Remove varies
7244 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
7245 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
7246 (true_dependence_1, true_dependence, canon_true_dependence): Remove
7248 * cselib.c (cselib_rtx_varies_p): Delete.
7249 (cselib_invalidate_mem): Update call to canon_true_dependence.
7250 * dse.c (record_store, check_mem_read_rtx): Likewise.
7251 (scan_reads_nospill): Likewise.
7252 * cse.c (check_dependence): Likewise.
7253 (cse_rtx_varies_p): Delete.
7254 * expr.c (safe_from_p): Update call to true_dependence.
7255 * ira.c (validate_equiv_mem_from_store): Likewise.
7256 (memref_referenced_p): Likewise.
7257 * postreload-gcse.c (find_mem_conflicts): Likewise.
7258 * sched-deps.c (sched_analyze_2): Likewise.
7259 * store-motion.c (load_kills_store): Likewise.
7260 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
7261 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7262 (compute_transp): Update call to canon_true_dependence.
7264 2012-01-25 Richard Henderson <rth@redhat.com>
7266 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
7267 (maybe_emit_atomic_test_and_set): New.
7268 (expand_sync_lock_test_and_set): Use it.
7269 (expand_atomic_test_and_set): Likewise.
7270 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
7271 the implementation; clarify implementation defined details.
7272 * doc/md.texi (atomic_test_and_set): Document.
7274 2012-01-25 Richard Henderson <rth@redhat.com>
7276 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
7278 2012-01-25 Richard Henderson <rth@redhat.com>
7281 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
7282 to effect no-op split.
7284 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7287 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
7288 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
7289 (BT_FN_VOID_PTR_INT_SIZE): New.
7290 (BT_FN_UINT_UINT_VAR): Remove.
7291 (BT_FN_UINT32_UINT32_VAR): New.
7292 (BT_FN_DOUBLE_VPTR): Remove.
7293 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
7295 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
7296 (_ITM_changeTransactionMode): Same.
7297 (_ITM_memmoveRtWt): Change return type to void.
7298 (_ITM_memcpyRtWt): Same.
7299 (_ITM_memsetW): Same.
7300 (_ITM_RaRD): Change types to double.
7305 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
7307 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7308 Patrick Marlier <patrick.marlier@gmail.com>
7310 * trans-mem.c (requires_barrier): Do not instrument thread local
7311 variables and emit save/restore for them.
7313 2012-01-24 Jason Merrill <jason@redhat.com>
7316 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
7317 output static aliases.
7319 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7322 * common.opt (-pie, -shared, pie, shared): Change from Common to
7324 * gcc.c (display_help): Display help for -pie and -shared.
7326 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
7329 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
7330 Remove note on size/offset limitation.
7331 (AVR Variable Attributes): Add example how to read data located
7332 with progmem. Refer to named address spaces.
7333 * doc/invoke.texi (AVR Options): Fix typo.
7335 2012-01-24 Richard Guenther <rguenther@suse.de>
7337 Forward-port to trunk
7338 2010-09-21 Jakub Jelinek <jakub@redhat.com>
7341 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
7342 op0 isn't sufficiently aligned and there is movmisalignM
7343 insn for mode, use it to load op0 into a temporary register.
7345 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7348 * target.def (const_not_ok_for_debug_p): New hook.
7349 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
7351 * doc/tm.texi: Regenerated.
7352 * dwarf2out.c (const_ok_for_output_1): If
7353 targetm.const_not_ok_for_debug_p returns true, fail.
7354 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
7356 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
7358 2012-01-23 Kai Tietz <ktietz@redhat.com>
7361 * config/i386/predicates.md (symbolic_operand): Allow
7362 UNSPEC_PCREL as PIC expression for lea.
7363 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
7364 * config/i386/i386.c (ix86_delegitimize_address): Handle
7365 UNSPEC_PCREL for none-MEM, too.
7367 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7369 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
7370 (ipa_tm_create_version_alias): Same.
7372 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
7375 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
7376 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
7378 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7379 Patrick Marlier <patrick.marlier@gmail.com>
7380 Iain Sandoe <developer@sandoe-acoustics.co.uk>
7383 * lto-wrapper.c (run_gcc): Pass the LTO section name to
7384 simple_object_start_read.
7386 2012-01-23 Richard Guenther <rguenther@suse.de>
7389 PR tree-optimization/51895
7390 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
7391 parameter decomposition into BLKmode components.
7393 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
7395 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
7396 fake variables for restrict-qualified pointers whose pointed-to type
7397 contains a placeholder.
7399 2012-01-23 Richard Guenther <rguenther@suse.de>
7401 PR tree-optimization/51949
7402 * ipa-split.c (execute_split_functions): Do not split malloc functions.
7404 2012-01-23 Jakub Jelinek <jakub@redhat.com>
7406 PR rtl-optimization/51933
7407 * ree.c (transform_ifelse): Return true right away if dstreg is
7408 already wider or equal to cand->mode.
7409 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
7410 (make_defs_and_copies_lists): Remove defs_list and copies_list
7411 arguments, add state argument, just truncate state->work_list
7412 instead of always allocating and freeing the vector. Assert that
7413 get_defs succeeds instead of returning 2. Changed return type to bool.
7414 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
7415 have ext_src_mode, see if it has been modified already with the
7416 right kind of extension and has been extended before from the
7417 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7418 just return true. Remember the original mode in state->modified array.
7419 (combine_reaching_defs): Add state argument. Don't allocate and
7420 free here def_list, copied_list and vec vectors, instead just
7421 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7422 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7423 Add state variable, clear vectors in it, initialize state.modified
7424 if needed. Free all the vectors at the end and state.modified too.
7425 Don't skip a candidate if the extension expression has been modified.
7427 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7430 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7431 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7432 (extra_options) interix.opt -> i386/interix.opt"
7433 (extra_objs):Add winnt-stubs.o
7434 * configure.ac: Add interix to target_os .comm on PE check.
7435 * configure: Regenerate.
7436 * config/interix3.h: Delete and move bits to..
7437 * config/interix.h: Delete and move bits to..
7438 * config/i386/i386-interix3.h: Delete and move bits to..
7439 * config/i386/i386-interix.h: ..here.
7440 (TARGET_CPU_DEFAULT): Remove redefinition.
7441 (TARGET_ASM_CONSTRUCTOR): Undefine.
7442 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7443 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7444 (PTRDIFF_TYPE): Define.
7445 (LONG_DOUBLE_TYPE_SIZE): Define.
7446 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7447 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7448 (TARGET_SECTION_TYPE_FLAGS): Define.
7449 (ASM_DECLARE_FUNCTION_NAME): Define.
7450 (ASM_OUTPUT_EXTERNAL): Define.
7451 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7452 (ASM_OUTPUT_ALIGNED_BSS): Define.
7453 (PCC_BITFIELD_TYPE_MATTERS): Define.
7454 (USE_CONST_SECTION): Define.
7455 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7456 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7457 (SUPPORTS_ONE_ONLY): Remove.
7458 (I386_PE_STRIP_ENCODING): Define.
7459 * config/interix.opt: Delete and move bits to..
7460 * config/i386/interix.opt: ..here. New.
7461 (mpe-aligned-commons): Add.
7462 * config/i386/t-interix: Add copyright header.
7463 (winnt-stubs.o): Add rule.
7465 2012-01-22 Jason Merrill <jason@redhat.com>
7468 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7469 for extra name aliases.
7471 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7473 PR rtl-optimization/51924
7474 * ree.c (combine_set_extension): Improve debugging message.
7475 (combine_reaching_defs): Likewise.
7476 (get_defs): Rename confusingly named variable.
7477 (find_and_remove_re): Skip a candidate if the extension expression has
7480 2012-01-21 Robert Millan <rmh@gnu.org>
7481 Gerald Pfeifer <gerald@pfeifer.com>
7483 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7484 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7486 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7488 PR tree-optimization/51914
7489 * tree-vect-stmts.c (vectorizable_conversion): For
7490 cvt_type && modifier == WIDEN, put temporary with cvt_type
7491 at the beginning of vec_dsts and set vec_dest to temporary
7494 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7496 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7498 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7500 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7501 * config/rs6000/rs6000.c: Likewise.
7503 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7506 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7507 output_move_double on a copy of operands array.
7509 2012-01-20 Cary Coutant <ccoutant@google.com>
7510 Dodji Seketeli <dodji@redhat.com>
7513 * dwarf2out.c (copy_declaration_context): Return ref to parent
7514 of declaration DIE, if necessary.
7515 (remove_child_or_replace_with_skeleton): Add new parameter; update
7516 caller. Place skeleton DIE under parent DIE of original declaration.
7517 Move call to copy_declaration_context to here ...
7518 (break_out_comdat_types): ... from here.
7520 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7522 PR rtl-optimization/51856
7523 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7526 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7529 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7530 hints for neon loads and stores.
7532 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7536 * doc/extend.texi (Named Address Spaces): Split into subsections.
7537 (AVR Named Address Spaces): New subsection.
7538 (M32C Named Address Spaces): New subsection.
7539 (RL78 Named Address Spaces): New subsection.
7540 (SPU Named Address Spaces): New subsection.
7541 (Variable Attributes): New anchor "AVR Variable Attributes".
7542 (AVR Variable Attributes): Rewrite and avoid wording
7543 "address space" in this context.
7544 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7545 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7546 (AVR Built-in Macros): New subsubsection therein.
7547 * doc/md.texi (AVR constraints): Remove "C04", "R".
7549 2012-01-20 Richard Guenther <rguenther@suse.de>
7551 PR tree-optimization/51903
7552 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7553 when removing stmts.
7555 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7558 * config/arm/arm.c (arm_load_pic_register): Use
7559 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7560 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7561 (arm_pic_static_addr): Likewise.
7562 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7563 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7564 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7565 (pic_load_addr_unified): New.
7567 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7570 * function.c (instantiate_virtual_regs_in_insn): Use
7571 delete_insn_and_edges when removing a wrong asm insn.
7573 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7575 PR rtl-optimization/40761
7576 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7577 Add new member loop_num.
7578 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7579 (ira_build): Remove the parameter.
7581 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7582 (ira.c): Do not build CFG loops for one region allocation. Remove
7583 argument from ira_build call.
7585 * ira-build.c (init_loop_tree_node): New function.
7586 (create_loop_tree_nodes): Use it. Separate the case when CFG
7587 loops are not built.
7588 (more_one_region_p): Check current_loops.
7589 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7591 (add_loop_to_tree): Process loop equal to NULL too.
7592 (form_loop_tree): Separate the case when CFG loops are not built.
7593 Use explicitly number for the root.
7594 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7596 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7597 instead of loop->num.
7598 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7599 (mark_all_loops_for_removal): Ditto.
7600 (remove_unnecessary_regions): Separate the case when CFG loops
7602 (ira_build): Remove the parameter. Use explicit number of regions
7603 when CFG loops are not built.
7605 * ira-color.c (print_loop_title): Separate the case for the root node.
7606 Use loop_num instead of loop->num.
7607 (move_spill_restore): Use loop_num instead of loop->num.
7609 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7610 (change_loop): Ditto.
7611 (change_loop): Use loop_num instead of loop->num.
7613 * ira-lives.c (process_bb_node_lives): Ditto.
7615 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7617 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7619 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7622 * tree-mudflap.c (mf_artificial): New function.
7623 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7624 mx_register_decls, mudflap_enqueue_decl): Use it.
7627 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7628 numbers in the insn pattern.
7630 2012-01-19 Michael Matz <matz@suse.de>
7632 PR tree-optimization/46590
7633 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7634 use it in remembering which conflicts we already created.
7635 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7638 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7641 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7642 (merge_and_complain): Same.
7644 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7647 * config/initfini-array.h: Guard content of the header
7648 with #ifdef HAVE_INITFINI_ARRAY.
7649 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7650 Add initfini-array.h to tm_file here.
7651 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7652 * config.gcc: Don't add initfini-array.h to tm_file here.
7653 * configure: Regenerated.
7655 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7657 PR rtl-optimization/51505
7658 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7659 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7660 (df_note_bb_compute): Update the call to df_kill_notes.
7662 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7664 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7666 2012-01-18 Richard Guenther <rguenther@suse.de>
7668 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7669 of conversions to void *.
7671 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7672 Richard Sandiford <rdsandiford@googlemail.com>
7676 * optabs.h (simplify_expand_binop): Declare.
7677 * optabs.c (simplify_expand_binop): Make global.
7678 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7679 endian targets if the source cannot be exactly covered by word
7682 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7685 * hard-reg-set.h (struct hard_reg_set_container): New type.
7686 * target.h (struct hard_reg_set_container): Forward declare.
7687 * target.def (set_up_by_prologue): New target hook.
7688 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7689 * doc/tm.texi: Regenerated.
7690 * function.c (thread_prologue_and_epilogue_insns): Change
7691 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7692 Call targetm.set_up_by_prologue on it.
7693 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7694 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7696 2012-01-17 Nick Clifton <nickc@redhat.com>
7698 * config/rx/rx.c (rx_can_use_simple_return): New function.
7699 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7700 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7702 2012-01-17 Richard Guenther <rguenther@suse.de>
7705 * expr.c (expand_assignment): Take address-space information
7706 from the address operand of MEM_REF and TARGET_MEM_REF.
7707 (expand_expr_real_1): Likewise.
7709 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7711 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7712 reload dump is requested.
7714 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7717 * trans-mem.c (requires_barrier): Call may_be_aliased.
7719 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7721 PR tree-optimization/51877
7722 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7723 call arguments and fndecls compare equal, instead return false if they
7724 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7725 both SSA_NAMEs that are valueized the same, or they satisfy
7728 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7730 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7732 * configure: Regenerate.
7734 2012-01-16 Jan Hubicka <jh@suse.cz>
7738 * convert.c (convert_to_integer): Use fold_convert for
7739 converting an INTEGER_CST to integer type.
7741 2012-01-16 Jason Merrill <jason@redhat.com>
7744 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7746 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7749 * config/s390/s390.c (s390_chunkify_start): Don't skip
7750 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7751 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7752 If insn is followed by NOTE_INSN_VAR_LOCATION or
7753 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7754 Don't use location of note insns.
7756 PR tree-optimization/51865
7757 * tree-inline.c (tree_function_versioning): Call remap_decl
7758 on DECL_RESULT whenever it has VOID_TYPE_P type.
7760 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7762 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7763 for calls to locally-binding MIPS16 functions if only the return
7764 type uses float regs.
7766 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7767 Richard Sandiford <rdsandiford@googlemail.com>
7769 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7770 (SYMBOL_32_HIGH): Likewise.
7771 (mips_output_tls_reloc_directive): Declare.
7772 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7773 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7774 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7775 (mips_lo_relocs, mips_hi_relocs): Make extern.
7776 (mips16_stub_function): Move up file.
7777 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7778 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7779 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7780 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7781 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7782 (mips_get_tp): Add MIPS16 support.
7783 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7784 Generalize DTPREL and TPREL handling.
7785 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7786 Add MIPS16 TLS support.
7787 (mips_output_tls_reloc_directive): New function.
7788 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7789 * config/mips/predicates.md (symbolic_operand_with_high)
7790 (tls_reloc_operand): New predicates.
7791 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7792 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7793 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7794 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7795 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7796 (*tls_get_tp_mips16_call_<mode>): Likewise.
7798 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7800 PR rtl-optimization/51821
7801 * recog.c (peep2_find_free_register): Determine clobbered registers
7804 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7807 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7808 * config/avr/avr.c: Likewise.
7809 * config/avr/avr.h: Likewise.
7811 2012-01-13 Ian Lance Taylor <iant@google.com>
7814 * tree.h (TYPE_QUALS): Add cast to int.
7815 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7817 2012-01-13 Ian Lance Taylor <iant@google.com>
7819 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7820 comparing param_index to VEC_length result.
7822 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7824 * c-decl.c: Do not include tree-mudflap.h
7825 * tree-optimize.c: Likewise.
7826 * Makefile.in: Update dependencies.
7828 2012-01-13 Richard Guenther <rguenther@suse.de>
7831 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7832 variable-sized result always use RSO.
7834 2012-01-12 DJ Delorie <dj@redhat.com>
7836 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7837 pointer type, not just the default pointer type.
7839 2012-01-09 Richard Henderson <rth@redhat.com>
7840 Denis Chertykov <chertykov@gmail.com>
7843 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7844 * config/avr/avr.c (avr_can_eliminate): Simplify.
7845 (avr_initial_elimination_offset): Likewise.
7846 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7847 (expand_epilogue): Likewise.
7848 (avr_legitimize_address): Gut.
7849 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7850 (avr_hard_regno_nregs): New.
7851 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7852 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7853 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7854 add soft frame pointer.
7855 (CALL_USED_REGISTERS): Likewise.
7856 (REG_CLASS_CONTENTS): Likewise.
7857 (REGISTER_NAMES): Likewise.
7858 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7859 (HARD_FRAME_POINTER_REGNUM): New.
7860 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7861 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7862 remove the HARD_FRAME_POINTER self-elimination.
7864 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7867 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7868 DECL_EXTERNAL when checking for initializers of progmem variables.
7870 2012-01-12 Ira Rosen <irar@il.ibm.com>
7872 PR tree-optimization/51799
7873 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7874 that the last operation is a type demotion.
7876 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7878 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7879 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7881 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7884 * combine.c (distribute_notes): If i3 is a noreturn call,
7885 allow old_size to be equal to args_size and make sure the
7886 noreturn call gets REG_ARGS_SIZE note.
7887 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7888 on noreturn calls even when the delta is 0.
7890 2012-01-11 Nathan Sidwell <nathan@acm.org>
7892 * gcov.c (STRING_SIZE): Remove.
7893 (generate_results): Erase annotations for source files with no
7894 coverage information.
7896 (output_lines): Use it.
7898 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7900 * gimple.h (gimplify_body): Remove first argument.
7901 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7902 pointer set here, instead just pass DATA to walk_tree.
7903 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7904 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7905 (unvisit_body): Likewise, but with unmark_visited.
7906 (gimplify_body): Remove BODY_P argument and adjust.
7907 (gimplify_function_tree): Adjust call to gimplify_body.
7908 * omp-low.c (finalize_task_copyfn): Likewise.
7910 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7912 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7913 (build_function_type_skip_args): Delete.
7914 * tree.c (build_function_type_skip_args): Make static and add
7915 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7916 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7917 pass it to build_function_type_skip_args.
7918 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7919 (tree_function_versioning): Likewise.
7920 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7921 build_function_decl_skip_args.
7922 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7923 and pass it to build_function_decl_skip_args/tree_function_versioning.
7924 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7925 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7926 * trans-mem.c (ipa_tm_create_version): Likewise.
7927 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7928 * tree-inline.c (declare_return_variable): Remove always-true test.
7929 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7930 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7931 * ipa-split.c (split_function): Skip the return value for the split
7932 part if it doesn't return.
7934 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7936 PR tree-optimization/49642
7937 * ipa-split.c (forbidden_dominators): New variable.
7938 (check_forbidden_calls): New function.
7939 (dominated_by_forbidden): Likewise.
7940 (consider_split): Check for forbidden dominators.
7941 (execute_split_functions): Initialize and free forbidden
7942 dominators info; call check_forbidden_calls.
7944 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7946 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7948 2012-01-11 Nick Clifton <nickc@redhat.com>
7950 * config/rx/rx.md (return): Define pattern.
7952 2012-01-11 Richard Guenther <rguenther@suse.de>
7954 * doc/extend.texi (malloc attribute): Adjust according to
7957 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7958 Patrick Marlier <patrick.marlier@gmail.com>
7961 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7962 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7963 (ipa_tm_note_irrevocable): Same.
7964 (ipa_tm_scan_irr_block): Same.
7965 (ipa_tm_decrement_clone_counts): Same.
7966 (ipa_tm_scan_irr_function): Same.
7967 (ipa_tm_create_version_alias): Same.
7968 (ipa_tm_create_version): Same.
7969 (ipa_tm_transform_calls_redirect): Same.
7970 (ipa_tm_transform_calls): Same.
7971 (ipa_tm_transform_transaction): Same.
7972 (ipa_tm_execute): Same.
7974 2012-01-10 Richard Guenther <rguenther@suse.de>
7977 * opts.c (common_handle_option): Handle -Werror.
7979 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7981 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7984 2012-01-10 Jason Merrill <jason@redhat.com>
7986 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7989 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7991 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7992 supports R_386_TLS_GD_PLT reloc.
7993 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7994 supports R_386_TLS_LDM_PLT reloc.
7995 * configure: Regenerate.
7996 * config.in: Regenerate.
7998 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
8001 Extend __pgmx semantics to linearize memory.
8002 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
8003 determine if code comes inline or from libgcc.
8004 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
8005 (movmem_qi, movmem_qi): Set constraint #2 to "n".
8006 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
8007 (movmemx_qi, movmemx_hi): New insns.
8008 (xload_<mode>_libgcc): Rewrite to new insn condition.
8009 (xload_<mode>): Remove insns.
8010 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
8011 cases that don't satisfy avr_xload_libgcc_p().
8012 (avr_addr_space_convert): Allow converting in any direction.
8013 (avr_addr_space_subset_p): Return always true.
8014 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
8015 (avr_emit_movmemhi): Ditto.
8016 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
8017 (avr_out_movmem): Ditto.
8018 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
8019 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
8020 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
8021 (avr_encode_section_info): Encode 'progmem' in symbol flags.
8022 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
8024 2012-01-10 Richard Guenther <rguenther@suse.de>
8026 PR tree-optimization/50913
8027 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
8028 Require data-refs to be representable by Graphite with respect
8031 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
8033 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
8034 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
8036 2012-01-10 Tom de Vries <tom@codesourcery.com>
8038 PR rtl-optimization/51271
8039 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
8040 handling annulled branch.
8042 2012-01-10 Richard Henderson <rth@redhat.com>
8044 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
8045 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
8046 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
8047 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
8048 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
8049 arm_expand_vec_perm_const): New.
8050 * config/arm/arm-protos.h: Update.
8051 * config/arm/neon.md (UNSPEC_VCONCAT): New.
8052 (*neon_vswp<VDQX>): New.
8053 (neon_vcombine<VDX>): Use neon_split_vcombine.
8054 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
8055 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
8056 (vec_perm<VE>): New.
8058 2012-01-10 Richard Henderson <rth@redhat.com>
8060 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
8061 use it if reload_completed.
8062 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
8063 arm_output_asm_insn, arm_process_output_memory_barrier,
8064 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
8065 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
8066 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
8067 arm_process_output_sync_insn, arm_output_sync_insn,
8068 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
8069 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
8070 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
8071 (emit_unlikely_jump): New.
8072 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
8073 (arm_split_atomic_op): New.
8074 * config/arm/arm-protos.h: Update.
8075 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
8076 (struct arm_sync_generator): Remove.
8077 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
8078 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
8079 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
8080 (VUNSPEC_LL, VUNSPEC_SC): New.
8081 (sync_result, sync_memory, sync_required_value, sync_new_value,
8082 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
8083 (attr length): Don't use arm_sync_loop_insns.
8084 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
8085 (movsfcc, movdfcc): Likewise.
8086 * config/arm/constraints.md (Ua): New.
8087 * config/arm/prediates.md (mem_noofs_operand): New.
8088 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
8089 (sync_clobber, sync_t2_reqd): Remove.
8090 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
8091 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
8092 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
8093 (arm_sync_compare_and_swap<SIDI>): Remove.
8094 (arm_sync_compare_and_swap<NARROW>): Remove.
8095 (arm_sync_lock_test_and_set<SIDI>): Remove.
8096 (arm_sync_lock_test_and_set<NARROW>): Remove.
8097 (arm_sync_new_<syncop><SIDI>): Remove.
8098 (arm_sync_new_<syncop><NARROW>): Remove.
8099 (arm_sync_new_nand<SIDI>): Remove.
8100 (arm_sync_new_nand<NARROW>): Remove.
8101 (arm_sync_old_<syncop><SIDI>): Remove.
8102 (arm_sync_old_<syncop><NARROW>): Remove.
8103 (arm_sync_old_nand<SIDI>): Remove.
8104 (arm_sync_old_nand<NARROW>): Remove.
8105 (*memory_barrier): Merge arm_output_memory_barrier.
8106 (atomic_compare_and_swap<QHSD>): New.
8107 (atomic_compare_and_swap<NARROW>_1): New.
8108 (atomic_compare_and_swap<SIDI>_1): New.
8109 (atomic_exchange<QHSD>): New.
8110 (cas_cmp_operand, cas_cmp_str): New.
8111 (atomic_op_operand, atomic_op_str): New.
8112 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
8113 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
8114 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
8115 (arm_load_exclusive<NARROW>): New.
8116 (arm_load_exclusivesi, arm_load_exclusivedi): New.
8117 (arm_store_exclusive<QHSD>): New.
8119 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8121 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
8122 reload patterns if -mvsx-scalar-memory.
8124 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
8125 generated, even -mno-vsx-scalar-double was used.
8126 (vsx_xscvdpsp_scalar): Likewise.
8127 (vsx_xscvspdp_scalar2): Likewise.
8129 2012-01-09 Tom de Vries <tom@codesourcery.com>
8130 Andrew Pinski <apinski@cavium.com>
8133 * reorg.c (fill_slots_from_thread): Don't speculate
8134 frame-related insns.
8136 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
8138 * sched-int.h (bb_note): Move to...
8139 * basic-block.h: ...here.
8140 * haifa-sched.c (bb_note): Move to...
8141 * cfgrtl.c: ...here.
8142 * function.c (next_block_for_reg): New function.
8143 (move_insn_for_shrink_wrap): Likewise.
8144 (prepare_shrink_wrap): Rewrite to use the above.
8146 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
8148 * gimple.c (is_gimple_non_addressable): Remove.
8149 * gimple.h: Remove is_gimple_non_addressable.
8150 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
8151 is_gimple_non_addressable.
8152 * trans-mem.c (expand_assign_tm): Same.
8154 2012-01-09 Richard Guenther <rguenther@suse.de>
8156 PR tree-optimization/51775
8157 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
8158 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
8160 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8162 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8164 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8166 2012-01-09 Richard Guenther <rguenther@suse.de>
8168 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
8170 2012-01-08 Jan Hubicka <jh@suse.cz>
8172 PR tree-optimize/51680
8173 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
8174 on when known_vals needs to be computed; cleanup.
8176 2012-01-08 Jan Hubicka <jh@suse.cz>
8178 PR tree-optimize/51694
8179 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
8181 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
8183 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
8184 for -std=c++98 and -std=c++11 too.
8186 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
8188 * cfgloop.c (cancel_loop): Add free() of bbs array.
8190 2012-01-07 Jan Hubicka <jh@suse.cz>
8192 PR tree-optimization/51600
8193 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
8194 that benefits small functions.
8196 2012-01-07 Jan Hubicka <jh@suse.cz>
8198 * ipa-inline.c (want_inline_small_function_p): Fix formating.
8200 2012-01-07 Jan Hubicka <jh@suse.cz>
8202 PR tree-optimization/51680
8203 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
8204 whose inlining reduce unit size.
8206 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
8209 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
8210 Add canonical node to containing_mem chain after the non-canonical
8211 one, even if there weren't any locs to propagate.
8212 (remove_useless_values): Keep only canonical values.
8213 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
8214 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
8215 canonicalize mem_chain elements that are not discarded.
8217 2012-01-06 Jakub Jelinek <jakub@redhat.com>
8220 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
8221 before emitting functions.
8223 PR gcov-profile/50127
8224 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
8225 clear_aux_for_blocks.
8227 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
8230 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
8232 2012-01-06 Arnaud Charlet <charlet@adacore.com>
8234 * c-decl.c (ext_block): Moved up.
8235 (collect_all_refs, for_each_global_decl): Take ext_block into account.
8237 2012-01-06 Han Shen <shenhan@google.com>
8239 Translate built-in include paths for sysroot.
8240 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
8241 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
8243 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
8244 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
8246 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
8247 control whether sysroot should be prepended to gxx include dir.
8249 * configure: Regenerate.
8251 2012-01-06 Torvald Riegel <triegel@redhat.com>
8253 PR rtl-optimization/51771
8254 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
8255 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
8257 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8259 PR tree-optimization/51315
8260 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
8261 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
8263 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
8266 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
8267 for shrp pattern. Correctly handle and fixup shift variable.
8268 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
8270 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8273 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
8274 note when !ACCUMULATE_OUTGOING_ARGS.
8276 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8278 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
8280 (extract_range_from_unary_expr_1): Avoid useless computations.
8282 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8284 PR rtl-optimization/51767
8285 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
8286 of jump_block and add an extra edge for degenerated asm gotos.
8289 * stmt.c (check_unique_operand_names): Don't ICE during error
8290 reporting if i is from labels chain.
8293 * profile.c (branch_prob): Split bbs that have exit edge
8294 and need a fake entry edge too.
8296 2012-01-05 Jan Hubicka <jh@suse.cz>
8299 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
8302 2012-01-05 Richard Guenther <rguenther@suse.de>
8305 * tree-streamer-out.c (write_ts_optimization): New function.
8306 (streamer_write_tree_body): Call it.
8307 * tree-streamer-in.c (lto_input_ts_optimization): New function.
8308 (streamer_read_tree_body): Call it.
8309 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
8311 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8314 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
8315 * gimplify.c (gimplify_cleanup_point_expr): Save and set
8316 in_cleanup_point_expr before gimplify_stmt call and restore it
8318 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
8319 in_cleanup_point_expr is false.
8321 2012-01-05 Richard Guenther <rguenther@suse.de>
8324 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
8326 * toplev.c (process_options): Reject combining mudflap and LTO.
8327 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
8329 2012-01-05 Richard Guenther <rguenther@suse.de>
8331 PR tree-optimization/51760
8332 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
8334 (bit_value_unop): Handle UNDEFINED operands.
8335 (bit_value_binop): Likewise.
8337 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
8339 * config/avr/avr.c (avr_replace_prefix): Remove.
8340 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
8341 (avr_asm_function_rodata_section): Ditto.
8342 (avr_asm_select_section): Ditto.
8344 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
8346 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
8349 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8352 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
8353 calls that have any non-fake successor edges.
8356 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
8358 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
8360 PR tree-optimization/51624
8361 * tree-sra.c (build_ref_for_model): When replicating a chain of
8362 COMPONENT_REFs, stop as soon as the offset would become negative.
8364 2012-01-04 Jakub Jelinek <jakub@redhat.com>
8367 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
8368 in .debug_loc on the floor.
8370 2012-01-04 Andrew Pinski <apinski@cavium.com>
8372 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
8374 2012-01-04 Andrew Pinski <apinski@cavium.com>
8375 Adam Nemet <anemet@caviumnetworks.com>
8377 * config/mips/mips.md (size): Add SI and DI.
8378 (SIZE): New mode attribute.
8379 (U): New code attribute.
8380 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
8381 (mips_lbux_<mode>): Delete.
8382 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
8383 (mips_lhx): Use gen_mips_lhx_extsi.
8384 (mips_lhx_<mode>): Delete.
8386 (mips_l<size>x): New expand.
8387 (mips_lwx_<mode>): Delete.
8388 (mips_l<GPR:size>x_<P:mode>): New pattern.
8389 (*mips_lw<u>x_<P:mode>_ext): Likewise.
8390 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
8391 * config/mips/mips.c (mips_lx_address_p): New function.
8392 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
8393 (dsp64): New availability predicate.
8394 (mips_builtins): Add an entry for __builtin_mips_ldx.
8395 * config/mips/mips.h (ISA_HAS_LBX): New define.
8396 (ISA_HAS_LBUX): Likewise.
8397 (ISA_HAS_LHX): Likewise.
8398 (ISA_HAS_LHUX): Likewise.
8399 (ISA_HAS_LWX): Likewise.
8400 (ISA_HAS_LWUX): Likewise.
8401 (ISA_HAS_LDX): Likewise.
8402 * doc/extend.texi (__builtin_mips_ldx): Document.
8404 2012-01-04 Tristan Gingold <gingold@adacore.com>
8406 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
8407 when long pointers are used.
8408 * config.build (*-*-*vms*): Handle all OpenVMS targets.
8409 (alpha64-dec-*vms*, alpha*-dec-*vms*)
8410 (ia64-hp-*vms*): Remove.
8411 * config/vms/xm-vms64.h: Delete.
8413 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8416 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8418 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8420 * opts.c (finish_options): Remove duplicate sorry.
8422 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8425 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8428 2012-01-04 Richard Guenther <rguenther@suse.de>
8431 * tree.c (size_low_cst): New function.
8432 * tree.h (size_low_cst): Declare.
8433 * fold-const.c (fold_comparison): Use it to extract the low
8434 part of the POINTER_PLUS_EXPR offset.
8436 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8438 Fix clearing ZERO_REG
8439 * config/avr/avr.md (cc): Add alternative "ldi".
8440 (movqi_insn): Use it in cc attribute.
8441 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8442 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8443 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8445 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8447 * configure: Regenerate.
8449 2012-01-04 Richard Guenther <rguenther@suse.de>
8451 PR tree-optimization/49651
8452 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8453 (var_can_have_subvars): Use it.
8454 (get_constraint_for_1): Only consider subfields if there can be any.
8456 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8459 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8460 to its new canonical_cselib_val and the cselib_val was in
8461 first_containing_mem chain, but the canonical_cselib_val was not,
8462 add the latter into the chain.
8463 (cselib_invalidate_mem): Compare canonical_cselib_val of
8464 addr_list chain elt with v.
8467 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8468 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8470 (output_macinfo_op): Don't ggc_strdup fd->filename.
8471 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8472 then ggc_strdup it. Don't free inc->info or cur->info.
8473 (output_macinfo): Don't free ref->info or file->info.
8475 2012-01-03 Ira Rosen <irar@il.ibm.com>
8477 PR tree-optimization/51269
8478 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8479 first_niters a pointer.
8480 (slpeel_tree_peel_loop_to_edge): Likewise.
8481 (vect_do_peeling_for_loop_bound): Update call to
8482 slpeel_tree_peel_loop_to_edge.
8483 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8484 here. Remove it from the parameters list.
8485 (vect_do_peeling_for_alignment): Update calls and compute
8488 2012-01-03 Richard Guenther <rguenther@suse.de>
8490 PR tree-optimization/51070
8491 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8492 Properly handle calls.
8494 2012-01-03 Richard Guenther <rguenther@suse.de>
8496 PR tree-optimization/51692
8497 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8498 the LHS of allocation stmts.
8500 2012-01-03 Olivier Hainque <hainque@adacore.com>
8502 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8504 2012-01-03 Olivier Hainque <hainque@adacore.com>
8506 * collect2.c (main): In AIX specific computations for vector
8507 insertions, use CONST_CAST2 to cast from char ** to const char **.
8509 2012-01-03 Richard Guenther <rguenther@suse.de>
8512 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8513 the context of a limbo DIE when it does not already exist.
8515 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8517 PR tree-optimization/51719
8518 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8519 but direct call is, clear direct call's lhs and don't add fallthrough
8520 edge from dcall_bb to join_bb and PHIs.
8522 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8524 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8525 the instructions emitted by the pattern.
8526 ("*TDC_insn_<mode>"): Add comment.
8528 2012-01-03 Richard Guenther <rguenther@suse.de>
8531 * fold-const.c (fold_comparison): Properly canonicalize
8532 tree offset and HOST_WIDE_INT bit position.
8534 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8536 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8537 operands for extzv pattern.
8539 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8542 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8545 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8547 * doc/invoke.texi (-flto and related options): Copy-edit.
8549 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8551 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8553 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8555 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8558 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8560 * expr.h (move_by_pieces_ninsns): Declare.
8561 * expr.c (move_by_pieces_ninsns): Make external.
8562 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8563 (mips_store_by_pieces_p): Likewise.
8564 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8565 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8566 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8567 (mips_store_by_pieces_p): Likewise.
8569 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8571 * passes.c (register_one_dump_file): Free full_name.
8573 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8574 (calculate_elim_costs_all_insns): Free offsets_at and
8575 offsets_known_at at the end and clear the pointers.
8577 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8579 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8580 this option introduced in r180739.
8582 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8585 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8586 (tmake_file target=avr): Add avr/t-multilib.
8588 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8589 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8590 * config/avr/genmultilib.awk: New file.
8591 * config/avr/t-multilib: New auto-generated file.
8592 * config/avr/multilib.h: New auto-generated file.
8593 * config/avr/t-avr (AVR_MCUS): New variable.
8594 (genopt.sh): Use it.
8595 (s-mlib): Depend on t-multilib.
8596 (t-multilib, multilib.h): New dependencies.
8597 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8598 (MULTILIB_OPTIONS): Remove.
8599 (MULTILIB_MATCHES): Remove.
8600 (MULTILIB_DIRNAMES): Remove.
8601 (MULTILIB_EXCEPTIONS): Remove:
8602 * config/avr/genopt.sh: Don't use hard coded file name;
8603 pass AVR_MCUS from t-avr instead.
8605 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8607 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8609 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8611 Implement light-weight DImode support.
8612 * config/avr/avr-dimode.md: New file.
8613 * config/avr/avr.md: Include it.
8614 (adjust_len): Add plus64, compare64.
8615 (HIDI): Remove code iterator.
8616 (code_stdname): New code attribute.
8617 (rotx, rotsmode): Remove DI.
8618 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8620 * config/avr/avr-protos.h (avr_have_dimode): New.
8621 (avr_out_plus64, avr_out_compare64): New.
8622 * config/avr/avr.c (avr_out_compare): Handle DImode.
8623 (avr_have_dimode): New variable definition and initialization.
8624 (avr_out_compare64, avr_out_plus64): New functions.
8625 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8626 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8627 (avr_compare_pattern): Skip DImode comparisons.
8629 2012-01-02 Revital Eres <revital.eres@linaro.org>
8631 * ddg.c (def_has_ccmode_p): New function.
8632 (add_cross_iteration_register_deps,
8633 create_ddg_dep_from_intra_loop_link): Call it.
8635 2012-01-02 Richard Guenther <rguenther@suse.de>
8638 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8640 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8642 * gcc.c (process_command): Update copyright notice dates.
8643 * gcov.c (print_version): Likewise.
8644 * gcov-dump.c (print_version): Likewise.
8645 * mips-tfile.c (main): Likewise.
8646 * mips-tdump.c (main): Likewise.
8648 2012-01-01 Ira Rosen <irar@il.ibm.com>
8650 PR tree-optimization/51704
8651 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8652 a use is inside the basic block or loop before accessing its vect info.
8654 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8656 PR rtl-optimization/51069
8657 * cfgloopmanip.c (remove_path): Removing path making irreducible
8658 region unconditional makes BB part of the region.
8660 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8662 PR tree-optimization/51683
8663 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8664 calls with side-effects.
8665 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8667 Copyright (C) 2012 Free Software Foundation, Inc.
8669 Copying and distribution of this file, with or without modification,
8670 are permitted in any medium without royalty provided the copyright
8671 notice and this notice are preserved.