1 2014-04-07 Martin Jambor <mjambor@suse.cz>
4 * ipa-cp.c (propagate_constants_accross_call): Do not propagate
7 2014-04-07 Dominique d'Humieres <dominiq@lps.ens.fr>
10 2013-09-14 Iain Sandoe <iains@gcc.gnu.org>
13 * config/darwin.c (darwin_objc2_section): Note if ObjC Metadata
15 (darwin_objc1_section): Likewise.
16 (darwin_file_end): Emit Image Info section when required.
18 2014-04-04 Richard Biener <rguenther@suse.de>
20 * tree-ssanames.c (make_ssa_name_fn): Fix assert.
22 2014-04-01 Richard Biener <rguenther@suse.de>
24 * gimple.h (struct gimple_statement_base): Align subcode to
27 2014-04-01 Sebastian Huber <sebastian.huber@embedded-brains.de>
29 * doc/invoke.texi (mapp-regs): Clarify.
31 2014-03-23 Eric Botcazou <ebotcazou@adacore.com>
33 PR rtl-optimization/60601
34 * bb-reorder.c (fix_up_fall_thru_edges): Test EDGE_FALLTHRU everywhere.
36 2014-03-20 Jakub Jelinek <jakub@redhat.com>
39 * config/i386/i386.c (x86_output_mi_thunk): Surround UNSPEC_GOT
40 into CONST, put pic register as first operand of PLUS. Use
41 gen_const_mem for both 32-bit and 64-bit PIC got loads.
43 2014-03-19 Eric Botcazou <ebotcazou@adacore.com>
45 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Remove space.
47 2014-03-18 Kai Tietz <ktietz@redhat.com>
49 PR rtl-optimization/56356
50 * sdbout.c (sdbout_parms): Verify that parms'
51 incoming argument is valid.
52 (sdbout_reg_parms): Likewise.
54 2014-03-18 Richard Biener <rguenther@suse.de>
56 Backport from mainline
57 2013-11-05 Richard Biener <rguenther@suse.de>
60 * tree-dfa.c (get_ref_base_and_extent): Merge common code
61 in MEM_REF and TARGET_MEM_REF handling. Make sure to
62 process trailing array detection before diving into the
63 view-converted object (and possibly apply some extra offset).
65 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
67 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
68 computation using the precision of the index type.
70 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
72 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
73 double ints throughout.
75 2014-03-18 Richard Biener <rguenther@suse.de>
77 Backport from mainline
78 2013-08-27 Richard Biener <rguenther@suse.de>
80 PR tree-optimization/57521
81 * tree-if-conv.c (if_convertible_bb_p): Verify that at least
82 one edge is non-critical.
83 (find_phi_replacement_condition): Make sure to use a non-critical
84 edge. Cleanup and remove old bug workarounds.
85 (bb_postdominates_preds): Remove.
86 (if_convertible_loop_p_1): Do not compute post-dominators.
87 (combine_blocks): Do not free post-dominators.
88 (main_tree_if_conversion): Likewise.
90 2013-09-03 Richard Biener <rguenther@suse.de>
93 * fold-const.c (negate_expr_p): Fix division case.
94 (negate_expr): Likewise.
96 2013-11-19 Richard Biener <rguenther@suse.de>
98 PR tree-optimization/57517
99 * tree-predcom.c (combinable_refs_p): Verify the combination
100 is always executed when the refs are.
102 2014-03-17 Richard Biener <rguenther@suse.de>
104 Backport from mainline
105 2013-05-21 Richard Biener <rguenther@suse.de>
107 PR tree-optimization/57303
108 * tree-ssa-sink.c (statement_sink_location): Properly handle
111 2013-12-02 Richard Biener <rguenther@suse.de>
113 PR tree-optimization/59139
114 * tree-ssa-loop-niter.c (chain_of_csts_start): Properly match
116 (get_val_for): Use gcc_checking_asserts.
118 2014-02-14 Richard Biener <rguenther@suse.de>
120 PR tree-optimization/60183
121 * tree-ssa-phiprop.c (propagate_with_phi): Avoid speculating
123 (tree_ssa_phiprop): Calculate and free post-dominators.
125 2014-03-14 Georg-Johann Lay <avr@gjlay.de>
127 Backport from 2014-03-14 trunk r208562.
130 * config/avr/avr.c (avr_set_current_function): Pass function name
131 through default_strip_name_encoding before sanity checking instead
132 of skipping the first char of the assembler name.
134 2014-02-24 John David Anglin <danglin@gcc.gnu.org>
136 * config/pa/pa.c (pa_output_move_double): Don't valididate when
137 adjusting offsetable addresses.
139 2014-02-21 Uros Bizjak <ubizjak@gmail.com>
141 Backport from mainline
142 2014-02-21 Jakub Jelinek <jakub@redhat.com>
144 * config/i386/i386.c (ix86_expand_vec_perm): Use V8SImode
145 mode for mask of V8SFmode permutation.
147 Backport from 4.8 branch
148 2014-02-20 Jakub Jelinek <jakub@redhat.com>
151 * config/i386/i386.c (expand_vec_perm_interleave2): Don't call
152 gen_reg_rtx if d->testing_p.
153 (expand_vec_perm_pshufb2, expand_vec_perm_even_odd_1,
154 expand_vec_perm_broadcast_1): Return early if d->testing_p and
155 we will certainly return true.
157 2014-02-20 Terry Guo <terry.guo@arm.com>
159 Backport from mainline
160 2014-02-08 Terry Guo <terry.guo@arm.com>
162 * doc/invoke.texi: Document ARM -march=armv7e-m.
164 2014-02-19 H.J. Lu <hongjiu.lu@intel.com>
166 Backport from mainline
167 2014-02-19 H.J. Lu <hongjiu.lu@intel.com>
170 * config/i386/i386.c (construct_container): Remove TFmode check
171 for X86_64_INTEGER_CLASS.
173 2014-02-18 Kai Tietz <ktietz@redhat.com>
175 Backport from mainline
177 * config/i386/i386.c (ix86_expand_prologue): Use
178 rax register as displacement for restoring %r10, %rax.
179 Additional fix wrong offset for restoring both-registers.
181 2014-02-18 Eric Botcazou <ebotcazou@adacore.com>
183 * ipa-prop.c (compute_complex_ancestor_jump_func): Replace overzealous
184 assertion with conditional return.
186 2014-02-18 Jakub Jelinek <jakub@redhat.com>
187 Uros Bizjak <ubizjak@gmail.com>
190 * config/i386/driver-i386.c (host_detect_local_cpu): If
191 YMM state is not saved by the OS, also clear has_f16c. Move
192 CPUID 0x80000001 handling before YMM state saving checking.
194 2014-02-13 Uros Bizjak <ubizjak@gmail.com>
196 Backport from mainline
197 2014-02-13 Uros Bizjak <ubizjak@gmail.com>
199 * config/i386/sse.md (xop_vmfrcz<mode>2): Generate const0 in
200 operands[2], not operands[3].
202 2014-02-12 H.J. Lu <hongjiu.lu@intel.com>
204 Backport from mainline
205 2014-02-12 H.J. Lu <hongjiu.lu@intel.com>
206 Uros Bizjak <ubizjak@gmail.com>
209 * configure.ac (HAVE_AS_GOTOFF_IN_DATA): Pass --32 to GNU assembler.
211 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
213 * doc/invoke.texi: Fix thinko introduced by previous revision.
215 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
217 Backport from mainline.
218 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
221 * doc/invoke.texi (-march): Clarify documentation for ARM.
225 2014-02-04 Uros Bizjak <ubizjak@gmail.com>
227 Backport from mainline
228 2014-02-02 Uros Bizjak <ubizjak@gmail.com>
231 * config/i386/i386.c (classify_argument): Fix handling of bit_offset
232 when calculating size of integer atomic types.
234 2014-02-02 Uros Bizjak <ubizjak@gmail.com>
236 Backport from mainline
237 2014-01-30 Jakub Jelinek <jakub@redhat.com>
239 * config/i386/f16cintrin.h (_cvtsh_ss): Avoid -Wnarrowing warning.
241 2014-01-31 Richard Henderson <rth@redhat.com>
244 * tree-eh.c (lower_try_finally_switch): Delay lowering finally block
245 until after else_eh is processed.
247 2014-01-29 Markus Trippelsdorf <markus@trippelsdorf.de>
249 Backport from mainline
250 2012-12-13 Jakub Jelinek <jakub@redhat.com>
252 PR gcov-profile/55650
253 * coverage.c (coverage_obj_init): Return false if no functions
256 2014-01-25 Walter Lee <walt@tilera.com>
258 Backport from mainline
259 2014-01-25 Walter Lee <walt@tilera.com>
261 * config/tilegx/sync.md (atomic_fetch_sub): Fix negation and
262 avoid clobbering a live register.
264 2014-01-25 Walter Lee <walt@tilera.com>
266 Backport from mainline
267 2014-01-25 Walter Lee <walt@tilera.com>
269 * config/tilegx/tilegx-c.c (tilegx_cpu_cpp_builtins):
270 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2}.
271 * config/tilegx/tilepro-c.c (tilepro_cpu_cpp_builtins):
272 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2,4,8}.
274 2014-01-25 Walter Lee <walt@tilera.com>
276 Backport from mainline
277 2014-01-25 Walter Lee <walt@tilera.com>
279 * config/tilegx/tilegx.c (tilegx_gen_bundles): Delete barrier
280 insns before bundling.
281 * config/tilegx/tilegx.md (tile_network_barrier): Update comment.
283 2014-01-25 Walter Lee <walt@tilera.com>
285 Backport from mainline
286 2014-01-25 Walter Lee <walt@tilera.com>
288 * config/tilegx/tilegx.c (tilegx_expand_builtin): Set
289 PREFETCH_SCHEDULE_BARRIER_P to true for prefetches.
290 * config/tilepro/tilepro.c (tilepro_expand_builtin): Ditto.
292 2014-01-25 Walter Lee <walt@tilera.com>
294 Backport from mainline
295 2014-01-25 Walter Lee <walt@tilera.com>
297 * config/tilepro/tilepro.md (ctzdi2): Use register_operand predicate.
301 2014-01-25 Walter Lee <walt@tilera.com>
303 Backport from mainline
304 2014-01-25 Walter Lee <walt@tilera.com>
306 * config/tilegx/tilegx.c (tilegx_expand_to_rtl_hook): New.
307 (TARGET_EXPAND_TO_RTL_HOOK): Define.
309 2014-01-22 Uros Bizjak <ubizjak@gmail.com>
310 Jakub Jelinek <jakub@redhat.com>
313 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false
314 for SImode_address_operand operands. Return false
315 if operands[1] is a REG.
317 2014-01-21 Andrey Belevantsev <abel@ispras.ru>
319 Backport from mainline
320 2013-12-23 Andrey Belevantsev <abel@ispras.ru>
322 PR rtl-optimization/57422
323 * sel-sched.c (mark_unavailable_hard_regs): Fix typo when calling
326 2014-01-19 John David Anglin <danglin@gcc.gnu.org>
328 * config/pa/pa.c (pa_attr_length_millicode_call): Correct length of
329 long non-pic millicode calls.
331 2014-01-17 John David Anglin <danglin@gcc.gnu.org>
333 * config/pa/pa.c (pa_attr_length_indirect_call): Don't output a short
334 call to $$dyncall when TARGET_LONG_CALLS is true.
336 2014-01-17 Charles Baylis <charles.baylis@linaro.org>
338 Backport from mainline
339 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
342 * config/arm/arm-ldmstm.ml: Use low_register_operand for Thumb
344 * config/arm/ldmstm.md: Regenerate.
346 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
349 * config/arm/predicates.md (arm_hard_general_register_operand):
351 (arm_hard_register_operand): Remove.
352 * config/arm/arm-ldmstm.ml: Use arm_hard_general_register_operand
354 * config/arm/ldmstm.md: Regenerate.
356 2014-01-16 Jakub Jelinek <jakub@redhat.com>
359 * config/i386/i386.c (ix86_expand_builtin): If target doesn't
360 satisfy operand 0 predicate for gathers, use a new pseudo as
363 2014-01-16 Richard Henderson <rth@redhat.com>
366 * reginfo.c (global_regs_decl): Globalize.
367 * rtl.h (global_regs_decl): Declare.
368 * ira.c (do_reload): Diagnose frame_pointer_needed and it
369 reserved via global_regs.
371 2014-01-16 Marek Polacek <polacek@redhat.com>
373 Backport from mainline
374 2014-01-16 Marek Polacek <polacek@redhat.com>
377 * gimple-low.c (gimple_check_call_args): Don't use DECL_ARG_TYPE if
378 it is error_mark_node.
380 2014-01-14 Uros Bizjak <ubizjak@gmail.com>
383 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
385 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
386 from prefetch_block tune setting.
388 2014-01-10 Richard Earnshaw <rearnsha@arm.com>
390 PR rtl-optimization/54300
391 * regcprop.c (copyprop_hardreg_forward_1): Ensure any unused
392 outputs in a single-set are killed from the value chains.
394 2014-01-10 Huacai Chen <chenhc@lemote.com>
396 * config/mips/driver-native.c (host_detect_local_cpu): Handle new
397 kernel strings for Loongson-2E/2F/3A.
399 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
401 Backport from mainline
402 2014-01-05 Uros Bizjak <ubizjak@gmail.com>
404 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
405 from prefetch_block tune setting.
406 (nocona_cost): Correct size of prefetch block to 64.
408 2013-12-28 Eric Botcazou <ebotcazou@adacore.com>
410 * doc/invoke.texi (output file options): Add missing markers.
412 2013-12-11 Kai Tietz <ktietz@redhat.com>
415 * config/i386/i386.c (ix86_expand_prologue): plus_constant
416 takes no mode-argument.
418 2013-12-10 Kai Tietz <ktietz@redhat.com>
421 * config/i386/i386.c (ix86_expand_prologue): Address saved
422 registers stack-relative, not via frame-pointer.
424 2013-12-03 Marek Polacek <polacek@redhat.com>
426 Backport from mainline
427 2013-12-03 Marek Polacek <polacek@redhat.com>
430 * c-decl.c (build_compound_literal): Allow compound literals with
433 2013-12-01 Eric Botcazou <ebotcazou@adacore.com>
435 * config/i386/winnt.c (i386_pe_asm_named_section): Be prepared for an
438 2013-11-28 Uros Bizjak <ubizjak@gmail.com>
440 Backport from mainline
441 2013-11-23 Uros Bizjak <ubizjak@gmail.com>
444 * config/i386/i386.c (bdesc_multi_arg) <IX86_BUILTIN_VFRCZSS>:
445 Declare as MULTI_ARG_1_SF instruction.
446 <IX86_BUILTIN_VFRCZSD>: Decleare as MULTI_ARG_1_DF instruction.
447 * config/i386/sse.md (*xop_vmfrcz<mode>2): Rename
448 from *xop_vmfrcz_<mode>.
449 * config/i386/xopintrin.h (_mm_frcz_ss): Use __builtin_ia32_movss
450 to merge scalar result with __A.
451 (_mm_frcz_sd): Use __builtin_ia32_movsd to merge scalar
454 2013-11-19 Uros Bizjak <ubizjak@gmail.com>
456 Backport from mainline
457 2013-11-18 Uros Bizjak <ubizjak@gmail.com>
459 * config/i386/i386.c (ix86_decompose_address): Use REG_P instead of
460 ix86_address_subreg_operand. Move subreg checks to
461 ix86_validate_address_register. Move address override check to
462 ix86_legitimate_address_p.
463 (ix86_validate_address_register): New function.
464 (ix86_legitimate_address_p): Call ix86_validate_address_register
465 to validate base and index registers. Add address override check
466 from ix86_decompose_address.
467 (ix86_decompose_address): Remove.
469 Backport from mainline
470 2013-11-17 Uros Bizjak <ubizjak@gmail.com>
473 * config/i386/i386.c (ix86_address_subreg_operand): Do not
474 reject non-integer subregs.
475 (ix86_decompose_address): Do not reject invalid CONST_INT RTXes.
476 Move check for invalid x32 constant addresses ...
477 (ix86_legitimate_address_p): ... here.
479 Bacport from mainline
480 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
482 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
483 addresses only when %reg is not in word mode.
485 2013-11-10 Karlson2k <k2k@narod.ru>
486 Kai Tietz <ktietz@redhat.com>
490 * configure.ac: Adding for exported symbols check
491 and for rdynamic-check executable-extension.
492 * configure: Regenerated.
494 2013-11-07 H.J. Lu <hongjiu.lu@intel.com>
497 * config/i386/i386.md (push peepholer/splitter): Use Pmode
498 with stack_pointer_rtx.
500 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
502 * config/i386/t-rtems (MULTILIB_MATCHES): Fix option typos.
504 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
506 Backport from mainline
507 2013-10-22 Uros Bizjak <ubizjak@gmail.com>
510 * config/i386/i386.c (put_condition_code) <case GTU, case LEU>:
511 Remove CCCmode handling.
512 <case LTU>: Return 'c' suffix for CCCmode.
513 <case GEU>: Return 'nc' suffix for CCCmode.
514 (ix86_cc_mode) <case GTU, case LEU>: Do not generate overflow checks.
515 * config/i386/i386.md (*sub<mode>3_cconly_overflow): Remove.
516 (*sub<mode>3_cc_overflow): Ditto.
517 (*subsi3_zext_cc_overflow): Ditto.
519 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
521 Backport from mainline
522 2013-10-19 Uros Bizjak <ubizjak@gmail.com>
525 * config/i386/i386.c (ix86_function_value_regno): Add DX_REG,
526 ST1_REG and XMM1_REG for 32bit and 64bit targets. Also add DI_REG
527 and SI_REG for 64bit SYSV ABI targets.
529 2013-10-25 Richard Henderson <rth@twiddle.net>
532 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
533 instead of create_convert_operand_to.
534 (maybe_emit_sync_lock_test_and_set): Likewise.
535 (expand_atomic_compare_and_swap): Likewise.
536 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
538 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
540 PR rtl-optimization/58831
541 * alias.c (init_alias_analysis): At the beginning of each iteration,
542 set the reg_seen[N] flag if static_reg_base_value[N] is non-null.
544 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
546 * recog.c (search_ofs): New static variable moved from...
547 (peep2_find_free_register): ...here.
548 (peephole2_optimize): Initialize it.
550 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
552 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
554 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
556 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
557 assignment statements.
559 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
561 * config/pa/pa.md: In "scc" insn patterns, change output template to
562 handle const0_rtx in reg_or_0_operand operands.
564 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
565 Paolo Carlini <paolo.carlini@oracle.com>
568 * doc/implement-cxx.texi: Fix references to the C++ standards.
570 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
573 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
576 2013-09-12 Terry Guo <terry.guo@arm.com>
578 Backport from mainline
579 2012-09-17 Richard Guenther <rguenther@suse.de>
582 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
583 FIXED_VALUE_TYPE instead of struct fixed_value.
585 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
588 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
589 support conditional execution.
590 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
592 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
594 Backport from mainline
595 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
597 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
598 "cmp" RTX before signed_comparison_operator check to account
601 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
603 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
605 2013-09-01 Iain Sandoe <iain@codesourcery.com>
608 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
610 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
611 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
612 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
614 * doc/tm.texi: Regenerate.
615 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
617 * config/darwin-c.c: Include target.h.
618 (darwin_objc_declare_unresolved_class_reference): New function.
619 (darwin_objc_declare_class_definition): New function.
620 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
621 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
623 2013-09-01 Iain Sandoe <iain@codesourcery.com>
625 Backport from mainline:
626 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
628 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
629 it is not needed after split.
631 2013-07-20 Iain Sandoe <iain@codesourcery.com>
634 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
635 second label for nonlocal goto receivers. Don't output pic base labels
636 unless we're producing PIC; mark that action unreachable().
637 (ix86_save_reg): If the function contains a nonlocal label, save the
639 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
640 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
641 (update_pic_label_number_if_needed): New.
642 (machopic_output_function_base_name): Adjust for nonlocal receiver
644 (machopic_should_output_picbase_label): New.
645 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
646 (nonlocal_goto_receiver): New insn and split.
648 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
650 Backport from mainline
651 2013-08-27 Christian Widmer <shadow@umbrox.de>
654 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
655 of Ivy Bridge processors.
657 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
660 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
661 suggested mode for the assignment isn't compatible with the
664 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
666 Backport from mainline
667 2013-08-12 Perez Read <netfirewall@gmail.com>
670 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
671 operand 0 for intel asm alternative.
672 (*movabs<mode>_2): Ditto for operand 1.
674 2013-08-13 Marek Polacek <polacek@redhat.com>
677 2013-0813 Marek Polacek <polacek@redhat.com>
678 Jakub Jelinek <jakub@redhat.com>
680 PR tree-optimization/57980
681 * tree-tailcall.c (process_assignment): Return false
682 when not dealing with integers or floats.
684 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
686 Backport from mainline
687 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
689 * collect2-aix.h: Define F_LOADONLY.
691 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
693 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
694 the implied StoreLoad barrier for atomic operations if before.
696 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
698 Backport from 2013-07-11 trunk r200901.
701 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
702 name seen by assembler/linker if available.
704 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
706 Backport from 2013-07-10 trunk r200872.
709 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
712 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
714 Backport from mainline
715 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
717 * config/i386/sse.md (sse_movlhps): Change alternative 3
720 2013-07-09 Joseph Myers <joseph@codesourcery.com>
722 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
723 adjust register size for TDmode and TFmode for VSX registers.
725 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
727 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
729 2013-07-08 Jakub Jelinek <jakub@redhat.com>
731 PR rtl-optimization/57829
732 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
733 mask bits outside of mode are just sign-extension from mode to HWI.
735 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
737 Backport from mainline
738 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
741 * config/i386/i386.c (construct_container): Report error if
742 long double is used with disabled x87 float returns.
744 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
746 Backport from mainline
747 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
750 * collect2.c (collect_atexit): New.
751 (collect_exit): Delete.
752 (main): Register collect_atexit with atexit.
753 (collect_wait): Change collect_exit to exit.
755 * collect2.h (collect_exit): Delete.
756 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
758 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
760 Backport from mainline
761 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
763 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
764 cmp_code to construct REG_EQUAL note.
766 Backport from mainline
767 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
769 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
770 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
772 Backport from mainline
773 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
776 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
777 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
778 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
780 2013-06-09 Jakub Jelinek <jakub@redhat.com>
783 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
784 that operands[2] doesn't overlap with operands[0].
786 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
789 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
790 for non-sse2 targets. Simplify mode attribute calculation.
792 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
794 Backport from mainline
795 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
797 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
798 cache parameters using detect_caches_amd also for CYRIX,
799 NSC and TM2 signatures.
801 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
802 Dzianis Kahanovich <mahatma@eu.by>
806 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
807 VIA/Centaur processors and determine their cache parameters
808 using detect_caches_amd.
810 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
812 * config/i386/i386.c (ix86_option_override_internal): Add
813 PTA_POPCNT to corei7 entry.
815 2013-05-14 Richard Biener <rguenther@suse.de>
817 PR gcov-profile/57269
818 Backport from mainline
819 2012-06-30 Nathan Sidwell <nathan@acm.org>
821 * coverage.c (coverage_init): Read counts file before writing
824 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
827 Backport from mainline
828 2013-01-22 Jakub Jelinek <jakub@redhat.com>
831 * config/i386/i386.md (UNSPEC_STOS): New.
832 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
833 *strsetqi_1): Add UNSPEC_STOS.
835 2013-05-10 Joey Ye <joey.ye@arm.com>
837 Backport from mainline
838 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
841 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
843 (thumb1_extendhisi2): Reduce Thumb pool range.
844 (arm_movdi): Likewise.
845 (thumb1_movdi_insn): Likewise.
846 (thumb1_movsi_insn): Likewise.
847 (pic_load_addr_unified): Likewise.
848 (pic_load_addr_32bit): Likewise.
849 (pic_load_addr_thumb1): Likewise.
850 (thumb1_movhf): Likewise.
851 (arm_movsf_soft_insn): Likewise.
852 (thumb1_movsf_soft_insn): Likewise.
853 (movdf_soft_insn): Likewise.
854 (thumb1_movdf_soft_insn): Likewise.
855 * config/arm/neon.md (*neon_mov<mode>): Likewise.
856 (*neon_mov<mode>): Likwise.
857 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
858 (*thumb2_movhi_insn): Likewise.
859 (*thumb2_extendqisi_v6): Likewise.
860 (*thumb2_zero_extendqisi_v6): Likewise.
861 (*thumb2_zero_extendqisi2_v6): Likewise.
862 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
863 (*movdi_vfp): Likewise.
864 (*movdi_vfp_cortexa8): Likewise.
865 (*thumb2_movsf_vfp): Likewise.
866 (*thumb2_movdf_vfp): Likewise.
868 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
870 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
871 Add mthumb/march=armv7-a multilib.
872 Add mthumb/march=armv7-r multilib.
873 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
875 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
878 * config/v850/t-rtems: Add more multilibs.
880 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
883 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
886 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
887 to save TFmode registers and DImode to save TImode registers for
888 caller save operations.
889 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
890 mark being partially clobbered since they only use the first
893 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
894 and TDmode only use the upper 64-bits of each VSX register.
896 2013-05-03 Marek Polacek <polacek@redhat.com>
898 Backport from mainline
899 2013-04-25 Marek Polacek <polacek@redhat.com>
901 PR tree-optimization/57066
902 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
904 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
906 Backport from mainline
907 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
910 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
912 (*zero_extendsidi2): Ditto.
914 Backport from mainline
915 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
918 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
920 2013-04-29 Christian Bruel <christian.bruel@st.com>
923 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
925 2013-04-27 Jakub Jelinek <jakub@redhat.com>
928 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
929 the immediate rotate count.
931 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
933 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
935 2013-04-19 Matthias Klose <doko@ubuntu.com>
939 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
941 Backport from mainline
942 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
943 Alexander Monakov <amonakov@ispras.ru>
946 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
947 flush pending lists also on non-jumps. Adjust comment.
950 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
952 * sched-deps.c (add_dependence_list_and_free): Simplify.
953 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
954 lists when add_dependence_list_and_free doesn't free them.
956 2013-04-19 Marek Polacek <polacek@redhat.com>
958 Backport from mainline
959 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
960 Jakub Jelinek <jakub@redhat.com>
962 PR tree-optimization/48189
963 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
964 If nitercst is 0, don't predict the exit edge.
966 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
968 Backport from mainline
969 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
970 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
972 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
975 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
977 * doc/tm.texi: Update.
978 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
979 * target.def (force_at_comp_dir): New hook.
980 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
981 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
983 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
986 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
987 (S_MODES): Set H_MODE bit.
988 (SF_MODES): Set only S_MODE and SF_MODE bits.
989 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
990 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
991 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
992 <MODE_FLOAT>: Likewise.
994 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
996 Backport from mainline:
997 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1000 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
1001 nuses, make sure we have a label.
1003 2013-04-11 Richard Biener <rguenther@suse.de>
1005 * BASE-VER: Set to 4.7.4.
1006 * DEV-PHASE: Set to prerelease.
1008 2013-04-11 Release Manager
1010 * GCC 4.7.3 released.
1012 2013-04-10 David S. Miller <davem@davemloft.net>
1014 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
1015 or -mcpu=hypersparc.
1017 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
1021 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1023 Backport from mainline
1024 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
1025 Alexander Monakov <amonakov@ispras.ru>
1028 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
1029 flush pending lists also on non-jumps. Adjust comment.
1031 2013-04-03 Richard Biener <rguenther@suse.de>
1033 PR tree-optimization/56501
1034 * tree-switch-conversion.c (check_process_case): Properly
1035 handle !single_succ_p case.
1037 2013-04-03 Jakub Jelinek <jakub@redhat.com>
1039 Backported from mainline
1040 2013-03-06 Jakub Jelinek <jakub@redhat.com>
1042 PR tree-optimization/56539
1043 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
1044 instead of GSI_CONTINUE_LINKING as last argument to
1045 force_gimple_operand_gsi. Adjust function comment.
1047 2013-03-05 Jakub Jelinek <jakub@redhat.com>
1050 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
1051 (avoid_complex_debug_insns): New function.
1052 (expand_debug_locations): Call it.
1054 2013-04-02 Wei Mi <wmi@google.com>
1056 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
1057 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
1058 *<rotate_insn><mode>3_mask in i386.md.
1060 2013-04-02 Richard Biener <rguenther@suse.de>
1063 Backport from mainline
1064 2012-05-16 Richard Guenther <rguenther@suse.de>
1066 * tree-inline.c (declare_return_variable): Properly handle
1067 DECL_BY_REFERENCE return vars in SSA form.
1069 2013-04-01 Wei Mi <wmi@google.com>
1071 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
1072 Truncate operand 2 using %b asm operand modifier.
1073 (*<shift_insn><mode>3_mask): Ditto.
1074 (*<rotate_insn><mode>3_mask): Ditto.
1076 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
1078 * config/i386/i386.md (*movsf_internal): Change type of
1079 alternatives 3,4 to imov.
1081 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1083 Backport from mainline
1084 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
1087 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
1088 when the may_trap_p bit of the exprs being merged differs.
1089 Reorder tests for speculativeness in the logical and operator.
1091 Backport from mainline
1092 2013-03-05 Jakub Jelinek <jakub@redhat.com>
1095 * sel-sched-ir.c (free_sched_pools): Release
1096 succs_info_pool.stack[succs_info_pool.max_top] vectors too
1097 if succs_info_pool.max_top isn't -1.
1099 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1101 Backport from mainline
1102 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
1105 * sel-sched.c: Include ira.h.
1106 (implicit_clobber_conflict_p): New function.
1107 (moveup_expr): Use it.
1108 * Makefile.in (sel-sched.o): Depend on ira.h.
1110 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1112 Backport from mainline
1113 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
1114 Alexander Monakov <amonakov@ispras.ru>
1117 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
1118 flush pending lists also on non-jumps. Adjust comment.
1120 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
1122 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
1123 * doc/extend.texi (Named Address Spaces): Ditto.
1124 (Variable Attributes): Ditto.
1126 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
1128 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
1129 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
1132 2013-03-27 Walter Lee <walt@tilera.com>
1134 Backport from mainline:
1135 2013-03-27 Walter Lee <walt@tilera.com>
1137 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
1138 double-decrement of next_scratch_regno.
1140 2013-03-27 Walter Lee <walt@tilera.com>
1142 Backport from mainline:
1143 2013-03-27 Walter Lee <walt@tilera.com>
1145 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
1147 (insn_v1mulus): Ditto.
1148 (insn_v2muls): Ditto.
1150 2013-03-27 Walter Lee <walt@tilera.com>
1152 Backport from mainline:
1153 2013-03-27 Walter Lee <walt@tilera.com>
1155 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
1157 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
1159 2013-03-27 Walter Lee <walt@tilera.com>
1161 Backport from mainline:
1162 2013-03-27 Walter Lee <walt@tilera.com>
1164 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
1166 (*sibcall_value): Ditto.
1168 2013-03-27 Walter Lee <walt@tilera.com>
1170 Backport from mainline:
1171 2013-03-27 Walter Lee <walt@tilera.com>
1173 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
1174 (insn_mnz_v8qi): ... this ...
1175 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
1177 (insn_v<n>mnz): Replaced by ...
1178 (insn_v1mnz): ... this ...
1179 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
1181 (insn_mz_<mode>): Replaced by ...
1182 (insn_mz_v8qi): ... this ...
1183 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
1185 (insn_v<n>mz): Replaced by ...
1186 (insn_v1mz): ... this ...
1187 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
1190 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
1192 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
1194 2013-03-26 Richard Biener <rguenther@suse.de>
1196 Backport from mainline:
1197 2013-03-13 Richard Biener <rguenther@suse.de>
1199 PR tree-optimization/56608
1200 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
1201 calls when vectorizing basic-blocks.
1203 2013-03-05 Richard Biener <rguenther@suse.de>
1205 PR tree-optimization/56270
1206 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
1207 of loads after scheduling an SLP instance.
1209 2013-03-26 Walter Lee <walt@tilera.com>
1211 Backport from mainline:
1212 2013-03-26 Walter Lee <walt@tilera.com>
1214 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
1215 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
1217 2013-03-26 Walter Lee <walt@tilera.com>
1219 Backport from mainline:
1220 2013-03-25 Walter Lee <walt@tilera.com>
1222 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
1223 TILEGX_INSN_SHUFFLEBYTES1.
1224 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
1226 (tilegx_builtins): Ditto.
1227 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
1229 2013-03-26 Walter Lee <walt@tilera.com>
1231 Backport from mainline:
1232 2013-03-25 Walter Lee <walt@tilera.com>
1234 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
1235 tests for constraint J, K, N, P.
1237 2013-03-26 Walter Lee <walt@tilera.com>
1239 Backport from mainline:
1240 2013-03-25 Walter Lee <walt@tilera.com>
1242 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
1243 Use indirect/pcrel encoding.
1244 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
1247 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1249 Backport from mainline:
1250 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
1251 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
1254 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
1255 (musermode): Convert to Var(TARGET_USERMODE).
1256 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
1257 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
1258 * config/sh/sh.c (sh_option_override): Use
1259 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
1260 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
1262 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
1264 (udivsi3_i4_single, divsi3_i4_single): Use
1265 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
1266 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1267 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
1268 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1269 (SUBTARGET_OVERRIDE_OPTIONS): New.
1271 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1273 Backport from mainline:
1274 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1276 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
1277 to m2a-single instead of m2e.
1279 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1282 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
1285 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1288 * config/i386/i386.c (init_cumulative_args): Also set
1289 cum->callee_return_avx256_p.
1290 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
1291 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
1293 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
1294 callee_return_avx256_p.
1296 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1298 Backport from mainline:
1299 2012-12-04 Ian Lance Taylor <iant@google.com>
1301 * godump.c (find_dummy_types): Output a dummy type if we couldn't
1302 output the real type.
1304 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
1307 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
1308 (PLUS_EXPR): Likewise.
1309 * doc/cppopts.texi (--help): Likewise.
1310 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
1311 (-fdump-rtl-cprop_hardreg): Likewise.
1312 (-fdump-rtl-csa): Likewise.
1313 (-fdump-rtl-dce): Likewise.
1314 (-fdump-rtl-dbr): Likewise.
1315 (-fdump-rtl-into_cfglayout): Likewise.
1316 (-fdump-rtl-outof_cfglayout): Likewise.
1318 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
1321 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
1322 (arm_print_operand, case 'S'): Don't use shift_operator to validate
1325 2013-03-14 Seth LaForge <sethml@google.com>
1328 Backport from mainline
1329 2012-10-22 Julian Brown <julian@codesourcery.com>
1331 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
1332 VFP D registers in big-endian mode.
1334 2013-03-08 Joey Ye <joey.ye@arm.com>
1336 Backport from mainline
1337 2013-03-06 Joey Ye <joey.ye@arm.com>
1340 * gcc.c (convert_white_space): New function.
1341 (main): Handles white space in function name.
1343 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1345 Backport from mainline
1346 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1349 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
1350 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
1351 to SH_DIV_CALL_TABLE for TARGET_SH2.
1352 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
1354 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
1355 mdiv= call-div1, call-fp, call-table options.
1357 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
1359 * config.gcc (arm*-*-rtemself*): New.
1360 (arm*-*-rtems*): Removed.
1361 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
1362 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
1364 2013-03-01 Richard Biener <rguenther@suse.de>
1366 Backport from mainline
1367 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
1369 PR tree-optimization/55481
1370 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
1371 back to general rewriting if we cannot leave an original biv
1374 2013-03-01 Richard Biener <rguenther@suse.de>
1376 Backport from mainline
1377 2012-04-10 Richard Guenther <rguenther@suse.de>
1380 * gimple-low.c (gimple_check_call_args): Properly account for
1381 compatible aggregate types.
1383 2013-02-26 Nick Clifton <nickc@redhat.com>
1386 Import this patch from the mainline:
1388 2012-08-17 Nick Clifton <nickc@redhat.com>
1390 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
1391 (branch_true): Likewise.
1392 (branch_false): Likewise.
1394 2013-02-26 Jakub Jelinek <jakub@redhat.com>
1396 PR tree-optimization/56443
1397 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
1398 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
1399 to type_for_mode langhook.
1401 2013-02-21 Jakub Jelinek <jakub@redhat.com>
1404 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
1407 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1409 Backported from mainline
1410 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1412 PR tree-optimization/56350
1413 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
1414 if haven't found reduction or nested cycle operand, rather than
1415 asserting we must find it.
1417 PR tree-optimization/56381
1418 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
1421 2013-02-08 Jakub Jelinek <jakub@redhat.com>
1423 PR tree-optimization/56250
1424 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
1425 if type is unsigned and code isn't MULT_EXPR.
1427 2013-02-06 Jakub Jelinek <jakub@redhat.com>
1430 * omp-low.c (use_pointer_for_field): Return false if
1431 lower_send_shared_vars doesn't generate any copy-out code.
1433 2012-11-27 Jakub Jelinek <jakub@redhat.com>
1435 PR tree-optimization/55110
1436 * tree-vect-loop.c (vectorizable_reduction): Don't assert
1437 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
1439 2013-02-18 Richard Biener <rguenther@suse.de>
1442 2013-02-04 Richard Biener <rguenther@suse.de>
1444 Backport from mainline
1445 2012-07-04 Richard Guenther <rguenther@suse.de>
1447 PR tree-optimization/53844
1448 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1449 the loop virtual PHI.
1451 2013-02-13 David S. Miller <davem@davemloft.net>
1453 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
1455 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1457 Backport from mainline
1458 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1460 PR rtl-optimization/56275
1461 * simplify-rtx.c (avoid_constant_pool_reference): Check that
1462 offset is non-negative and less than cmode size before
1463 calling simplify_subreg.
1465 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
1467 Backport from mainline
1468 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1470 * config/i386/sse.md (FMAMODEM): New mode iterator.
1471 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
1472 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
1474 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1476 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
1477 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
1478 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
1480 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1482 Backport from mainline
1483 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1486 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
1487 If there is no implicit builtin declaration, just return NULL.
1489 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
1490 Michael Meissner <meissner@linux.vnet.ibm.com>
1492 Backport from mainline
1493 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
1494 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
1496 2013-02-07 David S. Miller <davem@davemloft.net>
1498 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
1500 * var-tracking.c (vt_add_function_parameter): Test the presence of
1501 HAVE_window_save properly and do not remap argument registers when
1502 we have a leaf function.
1504 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1506 Backport from mainline
1507 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1510 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1512 * config/i386/i386.c (ix86_print_operand): Ditto.
1514 2013-02-07 Alan Modra <amodra@gmail.com>
1517 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1518 static chain, set REST_INLINE_FPRS too.
1520 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
1522 Backport from mainline
1523 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1525 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1526 * configure: Regenerate.
1528 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1530 Backport from mainline
1531 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1532 Andrew Dixie <andrewd@gentrack.com>
1534 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1537 2013-02-05 Richard Biener <rguenther@suse.de>
1539 Backport from mainline
1540 2012-12-10 Richard Biener <rguenther@suse.de>
1542 PR tree-optimization/55107
1543 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1544 (bitmap_set_replace_value): Add gcc_unreachable.
1545 (do_regular_insertion): Re-write all_same handling. Insert
1546 an assignment instead of a PHI in this case.
1547 (execute_pre): Do not record constified events.
1549 2013-02-05 Richard Biener <rguenther@suse.de>
1551 PR tree-optimization/54767
1552 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1553 backedges drop all symbolical range information.
1554 (execute_vrp): Compute backedges.
1556 2013-02-04 Richard Biener <rguenther@suse.de>
1558 Backport from mainline
1559 2012-01-11 Richard Guenther <rguenther@suse.de>
1561 PR tree-optimization/44061
1562 * tree-vrp.c (extract_range_basic): Compute zero as
1563 value-range for __builtin_constant_p of function parameters.
1565 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1568 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1570 2013-02-04 Richard Biener <rguenther@suse.de>
1572 Backport from mainline
1573 2012-07-04 Richard Guenther <rguenther@suse.de>
1575 PR tree-optimization/53844
1576 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1577 the loop virtual PHI.
1579 2012-12-13 Richard Biener <rguenther@suse.de>
1582 * tree-streamer.c (record_common_node): Check that we are not
1583 recursively pre-loading nodes we want to skip. Handle
1584 char_type_node appearing as part of va_list_type_node.
1586 2013-02-04 Richard Biener <rguenther@suse.de>
1589 * gimple.h (gimple_call_builtin_class_p): New function.
1590 * gimple.c (validate_call): New function.
1591 (gimple_call_builtin_class_p): Likewise.
1592 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1593 Use gimple_call_builtin_class_p.
1594 (find_func_clobbers): Likewise.
1595 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1596 (strlen_optimize_stmt): Likewise.
1598 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1600 Backported from mainline
1601 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1603 PR tree-optimization/56125
1604 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1605 pow(x,c) into sqrt(x) * powi(x, n/2) or
1606 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1607 optimizing for size.
1608 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1609 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1612 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1614 PR tree-optimization/56098
1615 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1616 for stmts with volatile ops.
1617 (cond_store_replacement): Don't optimize if assign has volatile ops.
1618 (cond_if_else_store_replacement_1): Don't optimize if either
1619 then_assign or else_assign have volatile ops.
1621 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1624 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1625 instead of cmpdi_operand for first comparison operand.
1626 Don't assert that comparison operands aren't both constants.
1628 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1630 PR tree-optimization/56051
1631 * fold-const.c (fold_binary_loc): Don't fold
1632 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1633 a narrowing conversion, or widening conversion from signed
1636 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1639 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1640 the case where writing real complex part of target modifies
1643 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1646 * function.c (thread_prologue_and_epilogue_insns): Always
1647 add crtl->drap_reg to set_up_by_prologue.set, even if
1648 stack_realign_drap is false.
1650 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1652 PR tree-optimization/55921
1653 * tree-complex.c (expand_complex_asm): New function.
1654 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1656 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1658 PR rtl-optimization/55838
1659 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1660 iv0.step, iv1.step and step.
1662 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1665 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1666 * gimple-low.c: Include langhooks.c.
1667 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1668 by default call lang_hooks.block_may_fallthru.
1669 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1671 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1672 (LANG_HOOKS_INITIALIZER): Use it.
1674 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1677 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1678 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1679 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1680 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1681 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1683 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1685 PR tree-optimization/55236
1686 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1687 and signed ARG0_TYPE, force low and high to be non-NULL.
1689 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1691 PR rtl-optimization/54127
1692 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1693 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1694 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1695 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1696 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1698 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1700 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1701 range isn't testing for zero.
1703 2013-01-29 Richard Biener <rguenther@suse.de>
1705 PR tree-optimization/56113
1706 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1708 (label_visit): Free duplicate bitmaps and record the leader instead.
1709 (perform_var_substitution): Adjust.
1711 2013-01-28 Serowk <serowk@yandex.ru>
1714 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1715 Fix mode checks to allow for the passing of constants in the
1717 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1718 Add entries in the switch statement for builtin iwmmxt vector
1719 shift and rotate builtins.
1721 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1723 Backport from mainline
1724 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1727 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1728 operand 0 in movabs insn template for -masm=intel asm alternative.
1729 (*movabs<mode>_2): Ditto for operand 1.
1731 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1733 Backport from mainline
1734 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1737 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1738 alternative to (o,r).
1739 (*movdi_internal_rex64): Remove (!o,n) alternative.
1740 (DImode immediate->memory splitter): Remove.
1741 (DImode immediate->memory peephole2): Remove.
1742 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1743 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1744 alternative to (!o,*r).
1745 (*movtf_internal_sse): New pattern.
1746 (*movxf_internal_rex64): New pattern.
1747 (*movxf_internal): Disable for TARGET_64BIT.
1748 (*movdf_internal_rex64): Remove (!o,F) alternative.
1750 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1752 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1753 involving stack registers slightly.
1755 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1757 * config/i386/constraints.md (Yf): New constraint.
1758 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1759 of f constraint to conditionaly disable x87 register preferences.
1760 (*movdf_internal): Ditto.
1761 (*movsf_internal): Ditto.
1763 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1765 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1766 (*movtf_internal_rex64): Add (!o,C) alternative
1767 (*movxf_internal_rex64): Ditto.
1768 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1770 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1772 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1774 2013-01-24 Martin Jambor <mjambor@suse.cz>
1776 Backport from mainline
1777 2013-01-04 Martin Jambor <mjambor@suse.cz>
1779 PR tree-optimization/55755
1780 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1781 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1783 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1785 Backport from mainline
1786 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1788 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1790 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1792 PR rtl-optimization/56023
1793 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1794 dependent on debug instruction.
1796 2013-01-21 Martin Jambor <mjambor@suse.cz>
1798 Backport from mainline
1799 2013-01-17 Martin Jambor <mjambor@suse.cz>
1801 PR tree-optimizations/55264
1802 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1803 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1804 for virtual functions.
1805 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1806 for virtual methods.
1807 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1808 virtual methods before inlining is over.
1810 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1812 Backport from mainline
1813 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1816 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1817 store through atomic_store<mode>_1.
1818 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1820 2013-01-16 Richard Biener <rguenther@suse.de>
1823 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1824 account for bitpos when computing alignment.
1826 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1828 Backport from 2013-01-14 trunk r195169.
1831 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1832 etc. to 1 and not to __flash.
1833 Use LL suffix for __INT24_MAX__ with -mint8.
1834 Use ULL suffix for __UINT24_MAX__ with -mint8.
1836 2013-01-14 Matthias Klose <doko@ubuntu.com>
1838 * doc/invoke.texi: Document -print-multiarch.
1839 * doc/install.texi: Document --enable-multiarch.
1840 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1841 * configure.ac: Add --enable-multiarch option.
1842 Substitute with_cpu, with_float.
1843 * configure: Regenerate.
1844 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1845 enable_multiarch, with_cpu, with_float: New macros.
1846 if_multiarch: New macro, define in terms of enable_multiarch.
1847 * genmultilib: Add new argument for the multiarch name.
1848 * gcc.c (multiarch_dir): Define.
1849 (for_each_path): Search for multiarch suffixes.
1850 (driver_handle_option): Handle multiarch option.
1851 (do_spec_1): Pass -imultiarch if defined.
1852 (main): Print multiarch.
1853 (set_multilib_dir): Separate multilib and multiarch names
1854 from multilib_select.
1855 (print_multilib_info): Ignore multiarch names in multilib_select.
1856 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1857 * cppdefault.h (default_include): Document multiarch in multilib
1859 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1860 include directory for multiarch directories.
1861 * common.opt: New options --print-multiarch and -imultilib.
1863 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1864 Include i386/t-linux.
1865 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1866 Include i386/t-kfreebsd.
1867 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1868 * config/i386/t-linux64: Add multiarch names in
1869 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1870 * config/i386/t-gnu: New file.
1871 * config/i386/t-kfreebsd: Likewise.
1872 * config/i386/t-linux: Likewise.
1874 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1875 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1876 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1877 for 32bit non-biarch configurations.
1879 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1880 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1883 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1885 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1887 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1888 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1889 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1891 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1892 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1893 Include rs6000/t-linux for 32bit non-biarch configurations.
1895 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1897 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1899 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1900 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1902 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1903 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1905 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1907 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1908 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1909 (vect_estimate_min_profitable_iter): Adjust to above fix.
1910 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1912 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1914 Backport from mainline
1915 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1917 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1918 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1919 documentation. Add missing '__' in front of
1920 __builtin_ia32_packssdw256.
1922 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1924 Backport from mainline
1925 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1927 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1928 attribute of movddup insn to DF.
1929 (*vec_interleave_lowv2df): Ditto.
1930 (vec_dupv2df): Ditto.
1932 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1934 Backport from 2013-01-07 trunk r194991, r194992.
1937 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1940 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1941 (avr_addrspace_t): Add .section_name field.
1942 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1944 (avr_addrspace): Same. Initialize .section_name. Remove last
1945 NULL entry. Put __memx into .progmemx.data.
1946 (progmem_section_prefix): Remove.
1947 (avr_asm_init_sections): No need to initialize progmem_section.
1948 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1949 section name prefix.
1950 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1951 retrieve the progmem section.
1952 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1953 boundary to run over avr_addrspace[].
1954 (avr_register_target_pragmas): Ditto.
1956 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1958 Backport from 2013-01-07 trunk r194978.
1961 * doc/install.texi (Cross-Compiler-Specific Options): Document
1964 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1966 Backport from 2013-01-07 trunk r194968.
1969 * config/avr/t-avr: Don't automatically rebuild
1970 $(srcdir)/config/avr/t-multilib
1971 $(srcdir)/config/avr/avr-tables.opt
1972 (avr-mcus): New phony target to build them on request.
1973 (s-avr-mlib): Remove.
1974 * avr/avr-mcus.def: Adjust comments.
1976 2013-01-07 Terry Guo <terry.guo@arm.com>
1978 Backport from mainline
1979 2012-12-19 Terry Guo <terry.guo@arm.com>
1981 * config/arm/arm.c (thumb_find_work_register): Check argument
1982 register number based on current PCS.
1984 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1986 Backport from mainline
1987 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1990 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1991 selected code model, define __code_mode_small__, __code_model_medium__,
1992 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1993 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1994 xchg temporary register with %k. Declare temporary register as
1996 [__x86_64__]: For medium and large code models, preserve %rbx register.
1998 2013-01-03 Richard Henderson <rth@redhat.com>
2000 * config/i386/i386.c (ix86_expand_move): Always assign to op1
2001 after eliminating TLS symbols.
2003 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2006 * config/pa/pa.md (movsi): Revert previous change.
2007 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
2010 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
2013 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
2016 2013-01-02 Jason Merrill <jason@redhat.com>
2019 * tree.c (build_array_type_1): Revert earlier change.
2021 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2024 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
2025 after reload starts.
2027 2012-12-21 Martin Jambor <mjambor@suse.cz>
2029 PR tree-optimization/55355
2030 * tree-sra.c (type_internals_preclude_sra_p): Also check that
2031 bit_position is small enough to fit a single HOST_WIDE_INT.
2033 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2035 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
2037 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2039 Backport from mainline
2040 2012-10-15 Matthias Klose <doko@ubuntu.com>
2042 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
2043 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
2045 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
2046 Tomash Brechko <tomash.brechko@gmail.com>
2049 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
2050 handling of before and after cases.
2051 * config/sparc/sync.md (atomic_store): Fix pasto.
2053 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
2055 * optabs.c (expand_atomic_store): Elide redundant model test.
2057 2012-12-13 Richard Henderson <rth@redhat.com>
2060 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
2062 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
2065 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
2066 (tldo_stb_sp64): Likewise.
2067 (tldo_sth_sp32): Likewise.
2068 (tldo_sth_sp64): Likewise.
2069 (tldo_stw_sp32): Likewise.
2070 (tldo_stw_sp64): Likewise.
2071 (tldo_stx_sp64): Likewise.
2073 2012-12-10 Kai Tietz <ktietz@redhat.com>
2076 * print-tree.c (print_node): Cast from pointer via uintptr_t.
2078 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
2080 Backport from mainline
2081 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
2082 H.J. Lu <hongjiu.lu@intel.com>
2085 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
2086 before using it as insn or call equivalent.
2088 2012-12-06 Jason Merrill <jason@redhat.com>
2091 * tree.c (build_array_type_1): Re-layout if we found it in the
2094 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2096 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
2097 opaque cond in all call insns.
2099 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
2101 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
2102 area if the function allocates dynamic stack space.
2103 (ia64_initial_elimination_offset): Adjust offsets to above change.
2105 2012-12-03 Richard Biener <rguenther@suse.de>
2107 Backport from mainline
2108 2012-09-24 Richard Guenther <rguenther@suse.de>
2110 PR tree-optimization/53663
2111 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
2112 native encode/interpret translation on VN_WALKREWRITE.
2114 2012-12-03 Kai Tietz <ktietz@redhat.com>
2117 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
2120 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
2123 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
2125 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2127 Backport from mainline:
2128 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2131 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
2132 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
2133 (in_nullified_branch_delay): Likewise.
2134 (in_call_delay): Likewise.
2135 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
2136 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
2137 the $$sh_func_adrs call as variable. Update type of sibcalls and
2138 $$sh_func_adrs call.
2139 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
2140 length instead of adjustment. Handle negative and undefined call
2141 adjustments for insn_default_length. Remove adjustment for millicode
2142 insn with unfilled delay slot.
2143 (pa_output_millicode_call): Update for revised millicode length.
2144 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
2146 2012-11-29 Kai Tietz <ktietz@redhat.com>
2149 * prefix.c (lookup_key): Replace xmalloc/xrealloc
2150 use by XNEWVEC/XRESIZEVEC.
2152 * i386.c (get_scratch_register_on_entry): Handle
2153 thiscall-convention.
2154 (split_stack_prologue_scratch_regno): Likewise.
2155 (ix86_static_chain): Likewise.
2156 (x86_output_mi_thunk): Likewise.
2158 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
2160 Backported from mainline
2161 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
2162 Markus Trippelsdorf <markus@trippelsdorf.de>
2165 * lto-opts.c (lto_write_options): Also handle
2166 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
2167 OPT_SPECIAL_program_name.
2170 * lto-wrapper.c (merge_and_complain): Handle
2171 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
2172 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
2174 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
2176 PR rtl-optimization/55489
2177 * gcse.c (compute_transp): Precompute a canonical version
2178 of XEXP (x, 0), and pass it to canon_true_dependence.
2180 2012-11-27 Richard Biener <rguenther@suse.de>
2183 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
2184 stmt with a NOP instead of removing it.
2186 2012-11-26 Richard Biener <rguenther@suse.de>
2188 Backport from mainline
2189 2012-10-19 Richard Biener <rguenther@suse.de>
2191 PR tree-optimization/54976
2192 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
2193 Robustify against odd inner_mode inputs.
2195 2012-10-12 Richard Biener <rguenther@suse.de>
2197 PR tree-optimization/54894
2198 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
2199 Handle over-aligned scalar types properly.
2201 2012-10-02 Richard Guenther <rguenther@suse.de>
2204 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
2205 cleaning up the CFG.
2207 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2209 Backport from mainline
2210 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2212 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
2213 explaining the register ordering preferences.
2215 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
2216 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
2217 constraints so that the traditional floating point loads, stores,
2218 and moves are done first, then the VSX loads, stores, and moves,
2219 and finally the GPR loads, stores, and moves so that reload
2220 chooses FPRs over GPRs, and uses the traditional load/store
2221 instructions which provide an offset.
2222 (movdf_hardfloat64): Likewise.
2224 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
2226 Backported from mainline
2227 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
2228 H.J. Lu <hongjiu.lu@intel.com>
2231 * config/i386/i386.c (legitimize_pic_address): Properly handle
2233 (ix86_print_operand_address): Set code to 'k' when forcing
2234 addr32 prefix. For x32, zero-extend negative displacement if
2237 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
2239 * common.opt (fvar-tracking-uninit): Document.
2240 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
2241 * config/darwin.c (darwin_override_options): Likewise.
2243 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
2245 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
2246 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
2248 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2250 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
2252 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2254 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
2257 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
2259 Backport from mainline
2260 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2262 * config/i386/i386.c (ix86_init_machine_status): Do not
2263 explicitly clear tls_descriptor_call_expanded_p again.
2265 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2267 * config/i386/sse.md
2268 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
2269 as read and written by the instruction.
2271 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2273 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
2274 (ix86_instantiate_decls): New function.
2275 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
2276 stack slot instead of SLOT_VIRTUAL.
2277 <case IX86_BUILTIN_STMXCSR>: Ditto.
2278 (assign_386_stack_local): Do not assert when virtual slot is valid.
2279 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
2280 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
2281 (truncxf<mode>2): Ditto.
2282 (floatunssi<mode>2): Ditto.
2283 (isinf<mode>2): Ditto.
2284 * config/i386/sync.md (atomic_load<mode>): Ditto.
2285 (atomic_store<mode>): Ditto.
2287 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
2290 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
2291 the argument is itself a conditional expression.
2293 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
2295 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
2298 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
2300 PR tree-optimization/54986
2301 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
2302 conversions on entry but add them back on exit if needed.
2304 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
2307 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
2309 (print_reg): Use true_regnum rather than REGNO.
2310 (ix86_print_operand_address): Remove SUBREG handling.
2312 2012-11-05 Jakub Jelinek <jakub@redhat.com>
2314 Backported from mainline
2315 2012-10-24 Jakub Jelinek <jakub@redhat.com>
2318 * gimple.h (is_gimple_sizepos): New inline function.
2319 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
2320 final assignment to expr variable.
2321 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
2322 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
2323 into a local temporary.
2325 2012-10-10 Jakub Jelinek <jakub@redhat.com>
2327 PR tree-optimization/54877
2328 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
2329 use make_ssa_name instead of copy_ssa_name.
2331 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
2333 Backport from mainline
2334 2012-10-31 Jakub Jelinek <jakub@redhat.com>
2336 PR tree-optimization/53708
2337 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
2338 user-supplied alignment when used with an explicit section name.
2340 2012-11-02 Jeff Law <law@redhat.com>
2342 PR tree-optimization/54985
2343 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
2344 from thread_across_edge.
2345 (thread_across_edge): Use it in all cases where we might thread
2348 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
2350 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
2351 special register pushes before frame probing and allocation.
2353 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
2354 Joel Sherrill <joel.sherrill@oarcorp.com>
2356 * config/sparc/t-rtems: New (Custom multilibs).
2357 * config/sparc/t-rtems-64: New (Custom multilibs).
2358 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
2359 (sparc-*-rtems*): Add sparc/t-rtems.
2361 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
2363 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
2365 (hash_rtx): Likewise.
2367 2012-10-29 Terry Guo <terry.guo@arm.com>
2369 Backport from mainline
2370 2012-10-11 Terry Guo <terry.guo@arm.com>
2372 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
2374 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
2377 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
2379 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
2380 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
2382 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2384 * config/avr/t-rtems: Revert previous commit.
2386 2012-10-26 Terry Guo <terry.guo@arm.com>
2388 Backport from mainline
2389 2012-10-23 Terry Guo <terry.guo@arm.com>
2392 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
2395 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2397 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
2399 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
2401 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
2403 * config.gcc (microblaze*-*-rtems*): New target.
2404 * config/microblaze/rtems.h: New.
2405 * config/microblaze/t-rtems: New.
2407 2012-10-25 Richard Biener <rguenther@suse.de>
2409 PR tree-optimization/54902
2410 * tree-ssa-pre.c (fini_pre): Return TODO.
2411 (execute_pre): Adjust.
2412 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
2413 blocks before computing dominators.
2415 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
2417 Backport from mainline
2418 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
2420 * config/i386/i386.c (memory_address_length): Assert that non-null
2421 base or index RTXes are registers. Do not check for REG RTXes.
2422 Determine addr32 prefix using SImode_address_operand or
2423 from original base and index RTXes. Simplify code.
2425 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
2427 * config/i386/i386-protos.h (memory_address_length): Add new bool
2428 argument. Update all uses.
2429 * config/i386/i386.c (memory_address_length): If not LEA insn, then
2430 add length of addr32 prefix based on mode of base or index register.
2431 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
2432 addresses here. Update call to memory_address_length.
2433 (ix86_print_address_operand): Use SImode_address_operand predicate.
2434 * config/i386/predicates.md (SImode_address_operand): New.
2435 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
2436 to calculate "mode" attribute. Use SImode_address_operand predicate
2437 instead of open-coding accepted RTX codes.
2439 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
2441 Backport from 2012-10-22 trunk r192685.
2442 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
2443 Note __AVR_<device>__ is not defined for cores.
2444 Don't point to --help=target.
2445 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
2447 2012-10-19 Marek Polacek <polacek@redhat.com>
2449 Backported from mainline
2450 2012-10-19 Marek Polacek <polacek@redhat.com>
2453 * fold-const.c (fold_sign_changed_comparison): Punt if folding
2454 pointer/non-pointer comparison.
2456 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2458 Backported from mainline
2459 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2462 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
2463 sure the mode is correct when falling through from above cases.
2465 2012-10-19 Alan Modra <amodra@gmail.com>
2467 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
2468 (HAVE_LD_LARGE_TOC): Likewise.
2469 * configure: Regenerate.
2471 2012-10-19 Alan Modra <amodra@gmail.com>
2473 * config/rs6000/predicates.md (splat_input_operand): Don't call
2474 input_operand for MEMs. Instead check for volatile and call
2475 memory_address_addr_space_p with modified mode.
2477 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2479 Backported from mainline
2480 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
2482 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
2484 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
2486 PR rtl-optimization/54870
2487 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
2488 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
2489 SSA_NAME pointer that points to a partition if there is at least
2490 one variable with it set in the partition.
2491 * dse.c (local_variable_can_escape): New predicate.
2492 (can_escape): Call it.
2493 * gimplify.c (mark_addressable): If this is a partitioned decl, also
2494 mark the SSA_NAME pointer that points to a partition.
2496 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2498 Backport from mainline
2499 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
2501 PR rtl-optimization/53701
2502 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
2503 rocess not only expr's vinsns but all old vinsns from expr's
2506 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2508 Backport from mainline
2509 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
2512 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2514 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
2515 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2516 only if producer writes to the register given by regno.
2518 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
2520 Backport from mainline
2521 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2523 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2524 (UNSPEC_LOADU): New.
2525 (UNSPEC_STOREU): Ditto.
2526 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2527 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2528 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2529 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2530 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2531 (<sse2>_storedqu<avxsizesuffix>): ... this.
2532 (*sse4_2_pcmpestr_unaligned): Update.
2533 (*sse4_2_pcmpistr_unaligned): Ditto.
2535 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2536 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2537 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2538 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2539 gen_sse2_load{dqu,upd} to load from unaligned memory and
2540 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2542 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2543 Use CODE_FOR_sse_loadups.
2544 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2545 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2546 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2547 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2548 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2549 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2550 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2551 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2552 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2553 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2554 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2556 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2558 Backport from trunk (r190222):
2560 PR tree-optimization/54146
2561 * ifcvt.c: Include pointer-set.h.
2562 (cond_move_process_if_block): Change type of then_regs and
2563 else_regs from alloca'd array to pointer_sets.
2564 (check_cond_move_block): Update for this change.
2565 (cond_move_convert_if_block): Likewise.
2566 * Makefile.in: Fix dependencies for ifcvt.o.
2568 2012-10-15 Richard Guenther <rguenther@suse.de>
2570 PR tree-optimization/54920
2571 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2572 allocate temporary storage for all NARY elements.
2574 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2577 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2579 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2581 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2582 default_use_cxa_atexit to yes.
2584 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2586 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2588 2012-10-05 Jan Hubicka <jh@suse.cz>
2589 Jakub Jelinek <jakub@redhat.com>
2591 PR tree-optimization/33763
2592 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2593 attribute for redefined extern inline functions.
2595 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2597 Backported from mainline
2598 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2600 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2601 in SSE and YMM state support check for -march=native.
2603 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2606 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2609 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2611 Backported from mainline
2612 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2615 * doc/invoke.texi: Document -mprefer-avx128.
2617 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2619 Backported from mainline
2620 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2623 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2624 (XSTATE_FP): Likewise.
2625 (XSTATE_SSE): Likewise.
2626 (XSTATE_YMM): Likewise.
2627 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2628 SSE and YMM states aren't supported.
2630 2012-10-01 Tom de Vries <tom@codesourcery.com>
2632 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2635 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2638 * config/s390/s390.c (s390_option_override): Add missing break.
2640 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2642 Backport from mainline
2643 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2645 * config.gcc: Replace 'host' with 'target' when configuring for
2646 powerpc64*-*-freebsd.
2648 2012-09-28 Meador Inge <meadori@codesourcery.com>
2650 Backport from mainline
2651 2012-09-27 Meador Inge <meadori@codesourcery.com>
2653 * gcc-ar.c (main): Handle the returning of the sub-process error
2656 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2658 Backport from 2012-09-28 trunk r191821.
2659 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2661 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2664 * simplify-rtx.c (simplify_binary_operation_1): Perform
2665 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2667 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2669 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2670 TYPE_NONALIASED_COMPONENT flag.
2671 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2672 TYPE_NONALIASED_COMPONENT flag.
2674 2012-09-21 Richard Guenther <rguenther@suse.de>
2677 Backport from mainline
2678 2012-04-19 Richard Guenther <rguenther@suse.de>
2680 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2683 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2686 * c-typeck.c (c_cast_expr): When casting to a type requiring
2687 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2690 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2693 * c-typeck.c (build_unary_op): Pass original argument of
2694 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2695 any C_MAYBE_CONST_EXPR, if it has integer operands.
2696 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2697 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2698 to c_objc_common_truthvalue_conversion, then remove any
2699 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2700 c_objc_common_truthvalue_conversion not
2701 c_common_truthvalue_conversion.
2702 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2703 call note_integer_operands for arguments with integer operands
2704 that are not integer constants.
2706 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2708 Backported from mainline
2709 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2711 PR tree-optimization/54563
2712 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2713 gimple_purge_dead_eh_edges if last call has been changed.
2715 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2718 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2719 instead of (match_dup 0) as second argument to vec_merge.
2720 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2721 Remove third alternative.
2722 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2723 operand 2 instead of operand 1, but put it as first argument
2725 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2726 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2729 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2731 * BASE-VER: Set to 4.7.3.
2732 * DEV-PHASE: Set to prerelease.
2734 2012-09-20 Release Manager
2736 * GCC 4.7.2 released.
2738 2012-09-15 Andi Kleen <ak@linux.intel.com>
2740 Backport from mainline
2741 2012-09-07 Andi Kleen <ak@linux.intel.com>
2743 * gcc/lto-streamer.h (res_pair): Add.
2744 (lto_file_decl_data): Replace resolutions with respairs.
2746 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2747 Initialize respairs.
2748 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2750 2012-09-14 Walter Lee <walt@tilera.com>
2752 Backport from mainline.
2753 2012-09-14 Walter Lee <walt@tilera.com>
2755 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2756 option for TILEPro and TILE-Gx.
2758 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2760 * config/i386/i386.h (x86_prefetchw): New global variable.
2761 (TARGET_PREFETCHW): New macro.
2762 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2763 (processor_alias_table): Add PTA_PREFETCHW to
2764 bdver1, bdver2 and btver1.
2765 (ix86_option_override_internal): Set x86_prefetchw for
2766 PTA_PREFETCHW targets.
2767 * config/i386/i386.md (prefetch): Expand to prefetchw
2768 for TARGET_PREFETCHW.
2769 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2771 Backport from mainline
2772 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2774 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2775 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2777 (*prefetch_sse): ... this.
2778 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2780 (*prefetch_3dnow): ... this.
2782 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2785 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2786 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2788 2012-09-12 Teresa Johnson <tejohnson@google.com>
2790 Backport from mainline.
2791 2012-09-12 Teresa Johnson <tejohnson@google.com>
2793 PR gcov-profile/54487
2794 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2795 test using F_SETLKW with fcntl.
2796 * configure, config.in: Regenerate.
2798 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2800 Backport from mainline
2801 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2803 * config/i386/i386.md : Comments on fma4 instruction selection
2804 reflect requirement on register pressure based cost model.
2806 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2807 flag is set-reset as informed by the cpuid flag.
2809 * config/i386/i386.c (processor_alias_table): fma4
2810 flag is enabled for bdver2.
2812 2012-09-12 Christian Bruel <christian.bruel@st.com>
2814 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2816 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2818 * config.gcc: Obsolete picochip-*.
2820 2012-09-11 Richard Guenther <rguenther@suse.de>
2823 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2824 on flag_toplevel_reorder.
2826 2012-09-10 Richard Henderson <rth@redhat.com>
2828 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2831 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2833 Backport from 2012-09-10 mainline r191132.
2836 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2838 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2841 * tree-sra.c (disqualify_base_of_expr): Check for possible
2842 NULL_TREE returned by get_base_address()
2844 2012-09-07 Richard Guenther <rguenther@suse.de>
2846 Backport from mainline
2847 2012-06-26 Jan Hubicka <jh@suse.cz>
2850 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2853 2012-09-07 Richard Guenther <rguenther@suse.de>
2855 Backport from mainline
2856 2012-07-13 Richard Guenther <rguenther@suse.de>
2858 PR tree-optimization/53922
2859 * tree-vrp.c (value_inside_range): Change prototype to take
2860 min/max instead of value-range.
2861 (range_includes_zero_p): Likewise. Return the result from
2863 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2864 return value from range_includes_zero_p.
2865 (extract_range_from_unary_expr_1): Likewise.
2866 (compare_range_with_value): Likewise.
2867 (vrp_meet_1): Likewise.
2869 2012-09-07 Richard Guenther <rguenther@suse.de>
2872 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2873 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2874 arguments separately.
2876 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2878 Backported from mainline
2879 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2881 PR rtl-optimization/54455
2882 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2883 bb ends up with asm goto referencing bb's label.
2885 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2887 Backport from mainline.
2888 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2889 Richard Earnshaw <richard.earnshaw@arm.com>
2892 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2893 element size. Use elem_type from the formal parameter. New parameter
2895 (neon_expand_args): Adjust call to neon_dereference_pointer.
2897 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2899 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2900 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2902 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2904 Backport from mainline
2905 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2907 * config/i386/i386.md (isa): Add fma and fma4.
2908 (enabled): Handle fma and fma4.
2909 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2910 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2911 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2912 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2913 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2914 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2916 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2918 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2919 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2920 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2922 2012-09-06 Richard Guenther <rguenther@suse.de>
2924 PR tree-optimization/54498
2925 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2926 abort when reaching an already visited region.
2927 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2928 (get_continuation_for_phi_1): Likewise.
2929 (walk_non_aliased_vuses): When we translated the reference,
2930 abort when we re-visit a region.
2931 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2933 2012-09-06 Andrew Pinski <apinski@cavium.com>
2936 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2938 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2941 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2942 build_int_cst with size_type_node instead of size_int.
2944 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2946 Backport from 2012-09-05 mainline r190697.
2949 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2950 configured --with-avrlibc.
2951 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2953 * config/avr/avrlibc.h: New file.
2954 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2955 configured --with-avrlibc.
2956 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2958 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2960 Backport from 2012-09-04 mainline r190919
2963 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2964 of size less than 4 bytes by using macro ARM_NUM_INTS.
2965 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2967 2012-09-04 Richard Henderson <rth@redhat.com>
2969 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2971 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2973 Backport from 2012-09-04 mainline r190920
2976 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2978 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2980 Backport from 2012-09-04 mainline r190914
2983 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2985 (avr_allocate_stack_slots_for_args): ...this new static function.
2987 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2989 Backported from mainline
2990 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2993 * doc/invoke.texi: Add -da and remove -dm.
2995 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2997 Backported from mainline
2998 2012-09-01 Jakub Jelinek <jakub@redhat.com>
3001 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
3002 operands[1] is CONST_INT_P, convert it to QImode before printing.
3004 2012-08-31 Jakub Jelinek <jakub@redhat.com>
3007 * c-convert.c (convert): Don't call fold_convert_loc if
3008 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
3009 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
3010 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
3012 2012-08-24 Jakub Jelinek <jakub@redhat.com>
3015 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
3016 if init is a CONSTRUCTOR.
3018 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
3020 PR rtl-optimization/54369
3021 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
3022 calling dbr_schedule.
3023 * config/sparc/sparc.c (sparc_reorg): Likewise.
3025 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
3027 Backport from mainline
3028 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
3030 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
3031 case for Atom processor.
3033 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
3035 Backport from mainline
3036 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
3039 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
3040 true for TARGET_64BIT or !flag_pic.
3041 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
3042 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
3043 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
3044 Add insn constraint. Conditionally emit xchg asm insns.
3045 (atomic_compare_and_swap<mode>): Update calls. Check only
3046 cmpxchg8b_pic_memory_operand in memory address fixup.
3048 (CASHMODE): Rename from DCASHMODE.
3049 (doublemodesuffix): Update modes.
3050 (regprefix): New mode attribute.
3052 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
3053 <UNSPECV_CMPXCHG>: New constant.
3054 (atomic_compare_and_swap<mode>_1): Rename from
3055 atomic_compare_and_swap_single<mode>. Update calls and
3056 unspec_volatile constants.
3057 (atomic_compare_and_swap<mode>_doubleword): Rename from
3058 atomic_compare_and_swap_double<mode>. Update calls and
3059 unspec_volatile constants.
3061 2012-08-28 Walter Lee <walt@tilera.com>
3063 Backport from mainline
3064 2012-08-28 Walter Lee <walt@tilera.com>
3066 * confg/tilegx/tilegx.md: Fix code style.
3067 (*zero_extendsidi_truncdisi): Fix typo.
3068 * config/tilegx/tilegx.c: Fix code style.
3069 (tilegx_function_profiler): Fix typo.
3071 2012-08-27 Walter Lee <walt@tilera.com>
3073 Backport from mainline
3074 2012-08-27 Walter Lee <walt@tilera.com>
3076 * doc/md.texi (TILE-Gx): Fix typo.
3078 2012-08-27 Walter Lee <walt@tilera.com>
3080 Backport from mainline
3081 2012-08-27 Walter Lee <walt@tilera.com>
3083 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
3084 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
3086 2012-08-27 Walter Lee <walt@tilera.com>
3088 Backport from mainline
3089 2012-08-27 Walter Lee <walt@tilera.com>
3091 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
3092 (insn_bfins): Delete.
3094 2012-08-27 Walter Lee <walt@tilera.com>
3096 Backport from mainline
3097 2012-08-27 Walter Lee <walt@tilera.com>
3099 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
3100 atomic_exchange_bare<mode>,
3101 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
3102 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
3103 * config/tilegx/tilegx.md (type): Add X1_remove.
3104 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
3105 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
3106 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
3109 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
3111 PR rtl-optimization/54088
3112 * jump.c (delete_related_insns): Robustify latest change.
3114 2012-08-21 Richard Guenther <rguenther@suse.de>
3116 Backport from mainline
3117 2012-08-16 Richard Guenther <rguenther@suse.de>
3120 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
3122 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
3123 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
3124 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
3125 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
3126 (tree_ssa_lim_finalize): Free all mem_refs.
3127 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
3128 scc when bailing out.
3129 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
3130 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
3131 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
3132 FOR_EACH_LOOP_BREAK.
3134 2012-08-17 Richard Guenther <rguenther@suse.de>
3136 * tree-sra.c (modify_function): Free redirect_callers vector.
3137 * ipa-split.c (split_function): Free args_to_pass vector.
3138 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
3140 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
3141 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
3142 (vect_analyze_slp_instance): Free everything.
3143 (destroy_bb_vec_info): Free the SLP instances.
3145 2012-08-17 Richard Guenther <rguenther@suse.de>
3147 * params.def (integer-share-limit): Decrease from 256 to 251,
3150 2012-08-21 Richard Guenther <rguenther@suse.de>
3152 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
3153 the affine expansion cache.
3155 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
3157 Backported from trunk
3158 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
3161 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
3163 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3165 Backport from mainline.
3166 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3169 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
3170 mark as predicable. Adjust asm template.
3171 (vec_setv2di_internal): Likewise.
3172 (vec_extract<mode> VD, VQ): Likewise.
3173 (vec_extractv2di): Likewise.
3174 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
3175 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
3176 (neon_vdup_n<mode> VX, V32): Likewise.
3177 (neon_vdup_nv2di): Likewise.
3179 2012-08-17 Walter Lee <walt@tilera.com>
3181 Backport from mainline
3182 2012-08-17 Walter Lee <walt@tilera.com>
3184 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
3185 (FEEDBACK_ENTER): Define.
3186 (FEEDBACK_REENTER): Define.
3187 (FEEDBACK_ENTRY): Define.
3188 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
3189 (FEEDBACK_ENTER): Define.
3190 (FEEDBACK_REENTER): Define.
3191 (FEEDBACK_ENTRY): Define.
3193 2012-08-16 Walter Lee <walt@tilera.com>
3195 Backport from mainline
3196 2012-08-16 Walter Lee <walt@tilera.com>
3198 * config.gcc (tilegx-*-linux*): Add feedback.h.
3199 (tilepro-*-linux*): Likewise.
3200 * config/tilegx/feedback.h: New file.
3201 * config/tilepro/feedback.h: New file.
3203 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
3205 Backport from mainline r189840 and r187586:
3206 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
3208 * config/i386/i386.md (stack_protect_set): Disable the pattern
3209 for Android since Android libc (bionic) does not provide random
3210 value for stack protection guard at gs:0x14. Guard value
3211 will be provided from external symbol (default implementation).
3212 (stack_protect_set_<mode>): Likewise.
3213 (stack_protect_test): Likewise.
3214 (stack_protect_test_<mode>): Likewise.
3215 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
3216 not have Bionic by default
3217 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
3218 Macro OPTION_BIONIC is defined in this file and provides Bionic
3219 accessibility status
3221 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
3223 * configure.ac: Stack protector enabling for Android targets.
3224 * configure: Regenerate.
3226 2012-08-13 Jakub Jelinek <jakub@redhat.com>
3228 Backported from trunk
3229 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3231 PR rtl-optimization/53942
3232 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
3233 directly from likely spilled non-fixed hard registers, move them
3236 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
3238 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
3239 (xop_phaddubq): Ditto.
3241 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3243 Backport from mainline
3244 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
3245 Richard Earnshaw <rearnsha@arm.com>
3247 * target.def (vector_alignment): New target hook.
3248 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
3249 * doc/tm.texi: Regenerate.
3250 * targhooks.c (default_vector_alignment): New function.
3251 * targhooks.h (default_vector_alignment): Add prototype.
3252 * stor-layout.c (layout_type): Use targetm.vector_alignment.
3253 * config/arm/arm.c (arm_vector_alignment): New function.
3254 (TARGET_VECTOR_ALIGNMENT): Define.
3256 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
3257 vector type alignment instead of size.
3258 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
3259 element type size directly instead of computing it from alignment.
3260 Fix variable naming and comment.
3262 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3264 Backport from mainline
3265 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3267 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
3268 (alpha_pad_function_end): ... this. Also insert NOP between
3269 sibling call and GP load.
3270 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
3272 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
3274 Backport from mainline
3275 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3276 H.J. Lu <hongjiu.lu@intel.com>
3278 PR rtl-optimization/54157
3279 * combine.c (gen_lowpart_for_combine): Don't return identity
3280 for CONST or symbolic reference.
3282 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
3284 Backport from mainline
3285 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3287 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
3288 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
3289 split_cost argument signed.
3290 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
3291 (ix86_avoid_lea_for_addr): Ditto.
3293 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
3295 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
3296 the address has less than two components.
3298 2012-08-02 Steve Ellcey <sellcey@mips.com>
3300 Backport from mainline
3301 2012-07-19 Steve Ellcey <sellcey@mips.com>
3303 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
3306 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
3308 Backport from mainline
3309 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
3312 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
3313 negative constant address for TARGET_X32 ...
3314 (ix86_decompose_address): ... here. Reject constant addresses
3315 that don't satisfy x86_64_immediate_operand predicate.
3317 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3320 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
3321 * config/i386/i386.c (ix86_print_operand_address): Ditto.
3322 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
3323 addresses. Prevent zero extensions of CONST_INT operands.
3325 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
3328 * config/i386/i386.md (*lea): New insn pattern.
3330 (*lea<mode>_2): Ditto.
3331 (*lea_{3,4,5,6}_zext): Ditto.
3332 * config/i386/predicates.md (lea_address_operand): Do not reject
3333 zero-extended address operands.
3334 * config/i386/constraints.md (j): Remove address constraint.
3335 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
3337 (ix86_print_operand_address): Handle SImode subreg of an address.
3338 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
3340 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3342 Backport from mainline
3343 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
3346 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
3347 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
3349 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
3350 (*movdi_internal_rex64): Use %E operand modifier for lea.
3351 (*movsi_internal): Ditto.
3353 (*lea<mode>_2): Ditto.
3354 (*lea_{3,4,5,6}_zext): Ditto.
3355 (*tls_global_dynamic_32_gnu): Ditto.
3356 (*tls_global_dynamic_64): Ditto.
3357 (*tls_dynamic_gnu2_lea_32): Ditto.
3358 (*tls_dynamic_gnu2_lea_64): Ditto.
3359 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
3361 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3363 Backport from mainline
3364 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3366 * config/i386/i386.c (ix86_address_subreg_operand): Reject
3368 (ix86_print_operand_address): Assert that parts.base and parts.index
3369 are non-NULL after call to simplify_subreg.
3371 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
3374 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
3376 * config/sh/sh.c (sh_option_override): Do not change
3377 flag_finite_math_only. Set TARGET_IEEE to complement of
3378 flag_finite_math_only.
3379 * doc/invoke.texi (SH options): Add mno-ieee. Correct
3380 description of mieee and mno-ieee behavior.
3382 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
3385 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
3386 (_lzcnt_u64): Ditto.
3388 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
3390 Backport from mainline
3391 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
3393 PR rtl-optimization/52250
3394 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
3395 to put note list into. Unconditionally call move_bb_info.
3396 (move_bb_info): Do not assert the blocks being in the same region,
3397 just drop the note list if they are not.
3399 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3401 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
3403 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3405 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
3406 defining statement is a SSA name that occurs in abnormal PHIs.
3408 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3410 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
3413 2012-07-19 Richard Guenther <rguenther@suse.de>
3414 Eric Botcazou <ebotcazou@adacore.com>
3416 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
3417 about transition from invariant to known bits.
3418 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
3420 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3423 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
3424 (cleanup_tree_cfg_bb): Don't call it.
3425 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
3428 2012-07-19 Christian Bruel <christian.bruel@st.com>
3431 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
3433 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
3435 * config.gcc (v850-*-rtems*): New target.
3436 * config/v850/rtems.h: New.
3437 * config/v850/t-rtems: New.
3439 2012-07-18 Nick Clifton <nickc@redhat.com>
3441 * doc/invoke.texi (ARM Options): Document -munaligned-access.
3443 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
3447 Backport from mainline
3448 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3451 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3452 instead expand it as zero extension.
3454 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
3456 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
3457 QImode and HImode splitters. Use ix86_comparison_operator.
3458 Explicitly match FLAGS_REG.
3459 (DFmode cmove splitter): Explicitly match FLAGS_REG.
3461 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
3462 Steven Bosscher <steven@gcc.gnu.org>
3463 Bernd Schmidt <bernds@codesourcery.com>
3465 PR rtl-optimization/53908
3466 * df-problems.c (can_move_insns_across): When doing
3467 memory-reference book-keeping, handle call insns.
3469 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
3471 Backport from mainline
3472 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3475 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
3476 sibcall_insn_operand. Move it to a temporary register if not.
3478 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3481 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
3482 emit PIC sequence for fnaddr symbol reference in advance.
3484 2012-07-09 Jason Merrill <jason@redhat.com>
3487 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3488 (type_hash_eq): Likewise.
3491 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
3493 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3495 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3496 due to negative shift amount.
3498 2012-07-06 Kai Tietz <ktietz@redhat.com>
3500 Backport from mainline.
3502 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3503 as "/mingw/include".
3505 2012-07-06 Nick Clifton <nickc@redhat.com>
3507 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3508 default_encode_section_info.
3510 2012-07-06 Richard Guenther <rguenther@suse.de>
3512 Backport from mainline
3513 2012-03-30 Richard Guenther <rguenther@suse.de>
3516 * double-int.c (rshift_double): Remove not needed cast.
3518 2012-03-28 Richard Guenther <rguenther@suse.de>
3521 * double-int.h (rshift_double): Remove.
3522 * double-int.c (lshift_double): Use absu_hwi to make count
3524 (rshift_double): Make static, take unsigned count argument,
3525 remove handling of negative count argument.
3526 (double_int_rshift): Dispatch to lshift_double.
3528 2012-07-06 Richard Guenther <rguenther@suse.de>
3530 Backport from mainline
3531 2012-06-18 Richard Guenther <rguenther@suse.de>
3533 PR tree-optimization/53693
3534 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3535 Reject operands with more than one use.
3537 2012-07-06 Richard Guenther <rguenther@suse.de>
3539 Backport from mainline
3540 2012-04-11 Richard Guenther <rguenther@suse.de>
3543 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3544 consider loop nesting.
3545 (evolution_function_is_univariate_p): Properly check the remainder
3548 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3550 Backport from mainline
3551 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3553 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3554 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3555 (adjacent_mem_locations): Move some code to and call...
3556 (get_memref_parts): ...new function.
3557 (mem_locations_overlap): New function.
3558 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3559 (is_mem_ref): Rename to...
3560 (find_mem_ref): ...this. Return MEM rtx.
3561 (get_store_dest): Remove function.
3562 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3563 new parameter and adjust calls.
3564 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3565 mem refs overlap for true_store_to_load_dep_costly.
3566 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3567 passed to adjacent_mem_locations.
3568 (is_costly_group): Walk resolved dependency list.
3569 (force_new_group): Emit group ending nop for Power6/Power7.
3570 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3571 (group_ending_nop): New define_insn.
3573 2012-07-04 Richard Guenther <rguenther@suse.de>
3576 * gimple-fold.c (get_base_constructor): Do not return an
3577 error_mark_node DECL_INITIAL.
3579 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3581 Backport from mainline
3582 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3584 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3585 code model string in the error message.
3587 2012-07-04 Tristan Gingold <gingold@adacore.com>
3589 Backport from mainline.
3590 2012-06-25 Tristan Gingold <gingold@adacore.com>
3592 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3593 (seh_cfa_adjust_cfa): ... that function.
3594 (seh_emit_stackalloc): Do not emit out of range values.
3595 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3596 UNSPEC_DEF_CFA constants.
3597 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3598 * config/i386/i386.c (ix86_frame_pointer_required): Required
3599 for very large frames on SEH target.
3600 (ix86_compute_frame_layout): Save area is before frame pointer
3601 on SEH target. Handle very large frames.
3602 (ix86_expand_prologue): Likewise.
3604 2012-07-04 Richard Guenther <rguenther@suse.de>
3606 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3607 as in free_lang_data_in_type.
3609 2012-07-02 Martin Jambor <mjambor@suse.cz>
3611 Backport from mainline.
3612 2012-07-02 Martin Jambor <mjambor@suse.cz>
3615 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3616 dynamic type change check.
3618 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3620 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3621 last statement of the finally block onto the switch.
3623 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3625 * configure: Regenerate.
3627 Backport from mainline.
3628 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3630 * config.gcc (target_type_format_char): New. Document it. Set it for
3632 * configure.ac (gnu_unique_option): Use target_type_format_char
3633 in test. Comment rationale.
3635 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3637 Backport from mainline.
3638 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3640 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3642 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3644 Backport from 2012-06-28 mainline r189049
3647 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3648 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3649 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3650 avr_hard_regno_call_part_clobbered.
3652 2012-06-28 Richard Guenther <rguenther@suse.de>
3655 * expr.c (expand_expr_real_1): Verify if the type is complete
3656 before inspecting its size.
3658 2012-06-27 Nick Clifton <nickc@redhat.com>
3660 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3663 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3666 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3668 2012-06-26 Nick Clifton <nickc@redhat.com>
3670 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3672 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3675 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3676 of x x x in the vmovlps load alternative.
3678 2012-06-22 Richard Guenther <rguenther@suse.de>
3680 * gcov-iov.c: Include bconfig.h and system.h.
3682 2012-06-22 Richard Guenther <rguenther@suse.de>
3684 PR gcov-profile/53744
3685 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3687 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3689 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3690 DECL_IGNORED_P non-reg vars even if they are used.
3692 2012-06-19 Jason Merrill <jason@redhat.com>
3695 * dwarf2out.c (modified_type_die): Use scope_die_for.
3696 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3697 (uses_local_type_r, uses_local_type): New.
3698 (scope_die_for): Keep a type that uses a local type in local scope.
3699 Use get_context_die for namespace and type scope.
3701 2012-06-19 Richard Guenther <rguenther@suse.de>
3704 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3705 replace it with the first non-BLOCK context.
3707 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3709 PR rtl-optimization/53700
3711 Backport from mainline
3712 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3714 * ira-color.c (setup_left_conflict_sizes_p): Process all
3715 conflicting objects.
3717 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3719 Backport from mainline
3720 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3723 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3724 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3725 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3726 instead of xop_mulv2div2di3_low.
3727 (xop_p<macs>dql): Fix vec_select selector.
3728 (xop_p<macs>dqh): Ditto.
3729 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3730 (xop_mulv2div2di3_high): Ditto.
3732 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3734 Backport from mainline:
3735 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3737 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3739 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3741 Backport from mainline:
3742 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3744 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3745 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3746 MAX_PCREL17F_OFFSET instead of fixed offset.
3747 (pa_attr_length_call): Likewise.
3748 (pa_attr_length_indirect_call): Likewise.
3750 2012-06-15 Walter Lee <walt@tilera.com>
3752 Backport from mainline:
3753 2012-06-15 Walter Lee <walt@tilera.com>
3755 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3757 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3759 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3761 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3763 Backport from mainline:
3765 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3766 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3767 * gimple.h (block_in_transaction): Check for flag_tm.
3769 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3771 PR tree-optimization/52558
3773 Backport from mainline:
3774 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3775 * gimple.h (gimple_set_in_transaction): Remove.
3776 (gimple_in_transaction): Look in BB instead.
3777 (gimple_statement_base): Remove in_transaction field.
3778 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3779 * trans-mem.c (compute_transaction_bits): Place transaction bit
3780 information into basic blocks.
3782 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3784 PR tree-optimization/52558
3785 * cfg.c (alloc_aux_for_edge): Fix comment.
3786 (alloc_aux_for_edge): Remove static.
3787 * basic-block.h (alloc_aux_for_edge): Protoize.
3788 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3789 (execute_sm_if_changed_flag): New.
3790 (execute_sm_if_changed_flag_set): New.
3791 (execute_sm): Do not generate data races unless requested.
3792 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3793 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3794 * gimple.h (block_in_transaction): New.
3795 (gimple_in_transaction): Use block_in_transaction.
3797 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3799 Backported from mainline
3800 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3802 PR rtl-optimization/53589
3803 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3804 discovery even when e->dest != target. If any LABEL_REF points
3805 to e->dest label, redirect it to target's label.
3807 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3810 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3811 returns false, replace stmt with GIMPLE_NOP.
3812 (check_omp_nesting_restrictions): Instead of issuing warnings,
3813 issue errors and return false if any errors were reported.
3815 2012-06-14 Richard Guenther <rguenther@suse.de>
3817 * BASE-VER: Set to 4.7.2.
3818 * DEV-PHASE: Set to prerelease.
3820 2012-06-12 Christian Bruel <christian.bruel@st.com>
3823 * config/sh/sh.c (sh_option_override): Don't force
3824 flag_omit_frame_pointer and maccumulate_outgoing_args.
3825 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3827 2012-06-14 Release Manager
3829 * GCC 4.7.1 released.
3831 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3833 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3835 2012-06-13 Richard Henderson <rth@redhat.com>
3837 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3838 iterator instead of INT.
3840 2012-06-08 Richard Henderson <rth@redhat.com>
3843 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3844 note to a clobber insn when no other insn is available.
3846 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3849 * doc/invoke.texi (Wenum-compare): Update documentation.
3851 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3854 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3856 (altivec_stvlxl): Ditto.
3857 (altivec_stvrx): Ditto.
3858 (altivec_stvrxl): Ditto.
3860 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3863 * trans-mem.c (expand_block_edges): Do not skip the first
3864 statement when resetting the BB.
3866 2012-06-04 Richard Guenther <rguenther@suse.de>
3869 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3870 create new assembler names.
3872 2012-06-04 Richard Guenther <rguenther@suse.de>
3874 Backport from mainline
3875 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3878 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3879 larger than maxbits. Don't compute maxbits modulo align.
3880 Also check that unit bytes long store at bitpos / unit * unit
3881 doesn't affect bits beyond bitregion_end.
3882 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3883 would not fit into bitregion_start ... bitregion_end + 1 bit
3885 (store_split_bit_field): Decrease unit close to end of bitregion_end
3886 if access is restricted in order to avoid mutual recursion.
3888 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3890 Backport from 2012-06-04 mainline r188172
3893 * config/avr/avr-stdint.h: New file.
3894 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3897 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3899 PR tree-optimization/53550
3900 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3901 is POINTER_TYPE_P, use sizetype as step type instead of type.
3903 2012-06-04 Richard Guenther <rguenther@suse.de>
3904 Eric Botcazou <ebotcazou@adacore.com>
3906 Backport from mainline
3907 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3909 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3910 Change type of BITOFFSET to signed. Make sure the lower bound of
3911 the computed range is non-negative by adjusting OFFSET and BITPOS.
3912 (expand_assignment): Adjust call to get_bit_range.
3914 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3916 * expr.c (get_bit_range): Return the null range if the enclosing record
3917 is part of a larger bit field.
3919 2012-03-20 Richard Guenther <rguenther@suse.de>
3921 * stor-layout.c (finish_bitfield_representative): Fallback
3922 to conservative maximum size if the padding up to the next
3923 field cannot be computed as a constant.
3924 (finish_bitfield_layout): If we cannot compute the distance
3925 between the start of the bitfield representative and the
3926 bitfield member start a new representative.
3927 * expr.c (get_bit_range): The distance between the start of
3928 the bitfield representative and the bitfield member is zero
3929 if the field offsets are not constants.
3931 2012-03-16 Richard Guenther <rguenther@suse.de>
3933 * stor-layout.c (finish_bitfield_representative): Fall back
3934 to the conservative maximum size if we cannot compute the
3935 size of the tail padding.
3937 2012-03-14 Richard Guenther <rguenther@suse.de>
3939 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3940 * stor-layout.c (start_bitfield_representative): New function.
3941 (finish_bitfield_representative): Likewise.
3942 (finish_bitfield_layout): Likewise.
3943 (finish_record_layout): Call finish_bitfield_layout.
3944 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3945 for QUAL_UNION_TYPE fields.
3946 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3947 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3948 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3953 * expr.c (get_bit_range): Unconditionally extract bitrange
3954 from DECL_BIT_FIELD_REPRESENTATIVE.
3955 (expand_assignment): Adjust call to get_bit_range.
3957 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3960 * fold-const.c (fold_binary_loc): Refine previous change.
3962 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3964 Backport from mainline
3965 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3968 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3969 avoid going above orig insn. Update comments.
3971 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3973 Backport from mainline
3974 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3977 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3978 prologue for unwinder and profiler.
3980 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3982 Backport from mainline
3983 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3985 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3987 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3989 Backport from mainline
3990 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3992 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3993 DBX_REGISTER_NUMBER.
3995 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3997 Backport from mainline
3998 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
4000 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
4001 operand is CONST_INT. Take COSTS_N_INSNS into account.
4002 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
4005 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
4007 * config/avr/avr.opt (-msp8): Document it.
4008 * doc/invoke.texi (AVR Options): Copy from trunk docu.
4010 2012-05-31 Richard Guenther <rguenther@suse.de>
4013 * expr.c (expand_assignment): Do not use movmisalign on
4016 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4019 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
4020 (pa_section_type_flags): New.
4021 (pa_legitimate_constant_p): Revert previous change.
4023 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
4025 Backport from mainline
4026 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
4029 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
4030 accessed indirectly.
4031 (ipa_tm_create_version): Same.
4033 2012-05-30 Jason Merrill <jason@redhat.com>
4036 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
4037 about array compound literals.
4039 2012-05-30 Richard Guenther <rguenther@suse.de>
4042 * fold-const.c (fold_binary_loc): Make sure to call
4043 fold_plusminus_mult_expr with the original sign of operands.
4045 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
4047 * explow.c (probe_stack_range): Restore simple control flow and stop
4048 again when the probe cannot be generated if HAVE_check_stack.
4050 2012-05-30 Jakub Jelinek <jakub@redhat.com>
4052 PR rtl-optimization/53519
4053 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
4054 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
4056 2012-05-29 Richard Guenther <rguenther@suse.de>
4058 PR tree-optimization/53516
4059 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
4061 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
4063 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
4065 Backport from mainline
4066 2012-05-28 Richard Guenther <rguenther@suse.de>
4068 PR tree-optimization/53438
4069 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
4071 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
4073 Backport from mainline
4074 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
4076 PR rtl-optimization/52528
4077 * combine.c (can_combine_p): Add setting of subst_low_luid
4078 before call to expand_field_assignment().
4080 2012-05-26 Martin Jambor <mjambor@suse.cz>
4082 Backport from mainline
4083 2012-05-23 Martin Jambor <mjambor@suse.cz>
4085 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
4087 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
4090 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
4091 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
4093 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
4096 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
4097 (ix86_expand_vec_perm): Use int mode instead of float.
4099 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
4102 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
4103 gnu_ld variables to yes.
4104 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
4105 (HAVE_GNU_AS): Likewise.
4106 * config.in: Regenerate.
4107 * configure: Likewise.
4109 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4111 Backport from mainline
4112 2012-03-12 Richard Guenther <rguenther@suse.de>
4113 * config/arm/arm.c (neon_dereference_pointer): Do not call
4114 covert during RTL expansion.
4116 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4118 Backport from mainline
4119 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4122 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
4123 relied on signed overflow behavior.
4125 2012-05-24 Richard Guenther <rguenther@suse.de>
4128 * tree-profile.c (tree_profiling): Cleanup the CFG if
4129 execute_fixup_cfg requests it.
4131 2012-05-24 Jakub Jelinek <jakub@redhat.com>
4133 PR tree-optimization/53465
4134 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
4135 vr0 into *vr, then vrp_meet that.
4136 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
4137 have any equivalences.
4138 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
4141 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
4143 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
4145 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
4146 (iterative_hash_gimple_type): Adjust comment.
4147 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
4148 domain for an array type instead of the domain type itself.
4150 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
4152 Backport from 2012-05-23 mainline r187803
4155 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
4156 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
4159 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
4161 Backport from 2012-05-03 mainline r187075
4163 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
4164 has_fma4 for AMD processors with both fma3 and fma4 support.
4166 2012-05-22 Richard Guenther <rguenther@suse.de>
4168 PR tree-optimization/53408
4169 * tree-vect-loop.c (vectorizable_induction): Properly check
4170 the restriction that we cannot handle induction results from
4171 the inner loop outside of the outer loop.
4173 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4175 PR tree-optimization/53436
4176 * omp-low.c (omp_build_component_ref): New function.
4177 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
4179 PR tree-optimization/53366
4180 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
4181 tests if complex_numbers == 2, but there are non-complex number loads
4184 PR tree-optimization/53409
4185 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
4186 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
4188 PR tree-optimization/53410
4189 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
4190 instead of build_int_cst (type, 0) where vector types might be
4193 2012-05-21 Joseph Myers <joseph@codesourcery.com>
4196 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
4197 from folded operands before wrapping another around the
4198 conditional expression.
4200 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
4201 Patrick Marlier <patrick.marlier@gmail.com>
4203 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
4206 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4208 Backport from mainline
4209 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4212 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
4213 (UNSPECV_RDRAND): This.
4214 (rdrand<mode>_1): Updated.
4216 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4218 Backport from mainline
4219 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4221 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4222 RDRND, F16C and FSGSBASE.
4224 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
4226 Backport from mainline
4227 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4229 * tree-ssa-pre.c (can_value_number_call): Delete.
4230 (compute_avail): Skip all statements with side effects.
4231 <GIMPLE_CALL>: Skip calls to internal functions.
4233 2012-05-18 David S. Miller <davem@davemloft.net>
4235 Backport r185385 from mainline
4236 2012-03-14 Richard Guenther <rguenther@suse.de>
4239 * tree-vect-generic.c (type_for_widest_vector_mode): Take
4240 element type instead of mode, use build_vector_type_for_mode
4241 instead of the langhook, build a vector of proper signedness.
4242 (expand_vector_operations_1): Adjust.
4244 2012-05-18 Olivier Hainque <hainque@adacore.com>
4246 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
4247 $(libsubdir) as libexecsubdir.
4249 2012-05-16 Andrew Pinski <apinski@cavium.com>
4251 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4254 2012-05-16 David S. Miller <davem@davemloft.net>
4256 * jump.c (delete_related_insns): If we remove a CALL, make sure
4257 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4259 2012-05-16 Richard Henderson <rth@redhat.com>
4262 * combine-stack-adj.c (prev_active_insn_bb): New.
4263 (next_active_insn_bb): New.
4264 (force_move_args_size_note): New.
4265 (combine_stack_adjustments_for_block): Use it.
4267 2012-05-16 Olivier Hainque <hainque@adacore.com>
4269 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4270 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4271 Add comments and improve stamp preservation across the whole sequence.
4272 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4274 2012-05-16 Richard Guenther <rguenther@suse.de>
4276 PR tree-optimization/53364
4277 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4278 detect a view-conversion of the decl.
4280 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4283 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4284 that operands[2] is either immediate, or q_regs_operand.
4286 2012-05-15 Bin Cheng <bin.cheng@arm.com>
4288 Backport r187139 from mainline.
4289 2012-05-04 Bin Cheng <bin.cheng@arm.com>
4291 PR rtl-optimization/52804
4292 * reload1.c (reload_reg_reaches_end_p): Check whether successor
4293 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
4294 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
4295 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
4296 RELOAD_FOR_OUTADDR_ADDRESS.
4298 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4301 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4302 generate target register for "load" class builtins.
4305 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4308 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4309 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4310 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4311 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4312 (<sse>_movu<ssemodesuffix>): New expander.
4313 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4314 (avx_movdqu<avxmodesuffix>): New expander.
4315 (*sse2_movdqu): Rename from sse2_movdqu.
4316 (sse2_movdqu): New expander.
4318 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4320 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4321 lineno 1 the same as lineno 0 before first start file directive.
4322 (optimize_macinfo_range): Likewise.
4324 * dwarf2out.c (have_macinfo): Define.
4325 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4326 attribute, don't force empty compilation unit and don't emit any
4327 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4329 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4331 Backport from mainline
4332 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4334 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4335 ORDERED and UNORDERED conditions.
4337 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4339 * function.c (requires_stack_frame_p): If the function can throw
4340 non-call exceptions, return true if the insn can throw internally.
4342 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4344 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4345 DECL_ORIGINAL_TYPE if it is present.
4347 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4349 Backport from 2012-05-12 mainline r187342.
4352 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4353 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4354 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4355 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4356 (expand_prologue): Move initialization of cfun->machine->is_naked,
4357 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4358 (avr_set_current_function): ...this new static function.
4359 (TARGET_SET_CURRENT_FUNCTION): New define.
4360 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4361 checking attributes of current_function_decl.
4362 (avr_regs_to_save): Ditto.
4363 (signal_function_p): Rename to avr_signal_function_p.
4364 (interrupt_function_p): Rename to avr_interrupt_function_p.
4366 * doc/extend.texi (Function Attributes): Better explanation of
4367 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4370 2012-05-09 Matthias Klose <doko@ubuntu.com>
4372 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4374 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4377 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4378 when a constant source operand matches an "I" constraint, the "no
4379 CC0 change" applies to a register-destination only, not a
4380 strict_low_part-destination.
4382 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4384 Backport from mainline:
4385 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4387 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
4389 2012-05-07 Jakub Jelinek <jakub@redhat.com>
4391 PR tree-optimization/53239
4392 * tree-vrp.c (get_value_range): Set VR of
4393 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
4396 2012-05-07 Richard Guenther <rguenther@suse.de>
4398 PR tree-optimization/53195
4399 * tree-inline.c (setup_one_parameter): Properly add referenced
4400 vars from the parameters new known value.
4402 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4404 Backport from mainline:
4405 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4408 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
4411 2012-05-04 Ian Lance Taylor <iant@google.com>
4413 * tree-vect-patterns.c (vect_single_imm_use): Correct return
4414 values from false to NULL.
4416 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4418 Backport from mainline
4419 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4422 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
4423 (TARGET_CMOV): Rename from TARGET_CMOVE.
4424 (TARGET_CMOVE): New define.
4425 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
4426 Do not set TARGET_CMOVE here.
4428 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4430 Backport from mainline:
4432 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4434 PR tree-optimization/52633
4435 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
4436 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
4437 (vect_recog_over_widening_pattern): Remove handling of code that was
4438 already detected as over-widening pattern. Remove special handling
4439 of "unsigned" cases. Instead, support general case of conversion
4440 of the shift result to another type.
4442 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4444 * tree-vect-patterns.c (vect_single_imm_use): New function.
4445 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
4446 (vect_recog_over_widening_pattern): Likewise.
4447 (vect_recog_widen_shift_pattern): Likewise.
4449 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4451 PR tree-optimization/52870
4452 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4453 presumed pattern statement is within the same loop or basic block.
4455 2012-05-04 Richard Guenther <rguenther@suse.de>
4457 * common.opt (flto-report): Do not mark as Optimization.
4459 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
4462 * recog.c (constrain_operands): If extra constraints are present, also
4463 accept pseudo-registers with equivalent memory locations during reload.
4465 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4467 Backport from the mainline
4468 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4471 * config/rs6000/rs6000.md (bswapdi splitters): If
4472 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
4473 default) is used, generate an alternate sequence that does not
4474 depend on using indexed addressing.
4476 2012-05-03 David S. Miller <davem@davemloft.net>
4479 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
4480 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
4481 (sparc_emit_float_lib_cmp): Likewise.
4483 2012-05-04 Martin Jambor <mjambor@suse.cz>
4485 Backport from mainline
4486 2012-05-02 Martin Jambor <mjambor@suse.cz>
4489 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
4490 of a variable when the contect is a function.
4492 2012-05-03 Jakub Jelinek <jakub@redhat.com>
4495 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
4496 append program name to it and pass that as first argument
4497 to make_relative_prefix. Always pass standard_libexec_prefix
4498 as last argument to make_relative_prefix. If
4499 make_relative_prefix returns NULL, fall back to
4500 standard_libexec_prefix.
4503 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4507 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4508 mode, return that mode.
4510 2012-05-03 Richard Guenther <rguenther@suse.de>
4512 PR tree-optimization/53144
4513 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4515 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4516 with SSA name values.
4517 (vn_reference_lookup_3): Adjust callers.
4519 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4521 PR tree-optimization/53163
4522 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4523 return value from compute_all_dependences.
4525 PR rtl-optimization/53160
4526 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4527 has been modified by ree pass already.
4529 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4531 Backport from mainline
4532 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4535 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4536 calls to cgraph_node_name in xstrdup.
4537 (ipa_make_edge_direct_to_target): Ditto.
4538 * tree-sra.c (convert_callers_for_node): Ditto.
4539 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4540 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4541 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4542 (cgraph_materialize_all_clones): Ditto.
4543 * ipa-inline.c (report_inline_failed_reason): Ditto.
4544 (want_early_inline_function_p): Ditto.
4545 (edge_badness): Ditto.
4546 (update_edge_key): Ditto.
4547 (flatten_function): Ditto.
4548 (ipa_inline): Ditto.
4549 (inline_always_inline_functions): Ditto.
4550 (early_inline_small_functions): Ditto.
4552 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4554 Backport from mainline
4555 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4557 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4558 Introduce emul_name to select the right linker emulation for
4559 powerpc64-*-freebsd*.
4560 * configure: Regenerate.
4561 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4562 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4563 * config/rs6000/freebsd64.h: New file.
4564 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4566 (rs6000_savres_strategy): Likewise.
4567 (rs6000_savres_routine_name): Likewise.
4568 (rs6000_elf_file_end): Likewise.
4569 * config/rs6000/t-freebsd64: New file.
4570 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4571 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4573 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4575 Backport from mainline
4576 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4579 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4581 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4583 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4584 predicate to discriminate types.
4586 2012-04-27 Richard Guenther <rguenther@suse.de>
4589 * convert.c (convert_to_integer): Avoid infinite recursion for
4590 target-defined built-in types.
4592 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4595 * config/cris/cris.md ("*andhi_lowpart_v32")
4596 ("*andqi_lowpart_v32"): Change first input-only operand from
4597 a (match_operand ...) to (match_dup 0). Drop alternatives with
4598 const_int-matching constraints for redundancy.
4599 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4600 three-operand alternative.
4602 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4604 Backport from mainline
4605 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4607 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4608 (*addsi_2_zext): Ditto.
4609 (*add<mode>_3): Ditto.
4610 (*addsi_3_zext): Ditto.
4611 (*add<mode>_5): Ditto.
4613 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4616 * c-typeck.c (set_nonincremental_init,
4617 set_nonincremental_init_from_string): Pass true instead of false
4618 as IMPLICIT to add_pending_init.
4620 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4622 Backport from 2012-04-24 mainline r186768.
4625 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4627 2012-04-24 Richard Guenther <rguenther@suse.de>
4629 PR tree-optimization/53085
4630 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4633 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4636 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4638 (output_addressed_constants): Likewise.
4641 * varasm.c (get_section): Don't ICE for section conflicts with
4642 built-in section kinds.
4644 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4646 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4648 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4650 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4652 2012-04-23 Richard Guenther <rguenther@suse.de>
4655 * c-typeck.c (build_binary_op): Fix typo.
4657 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4659 PR tree-optimizations/52891
4660 * tree-vect-patterns.c (adjust_bool_pattern): Use
4661 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4662 but with non-standard precision.
4664 2012-04-22 Ian Lance Taylor <iant@google.com>
4666 * godump.c (go_output_typedef): Dump size of structs.
4668 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4670 Backport from mainline:
4672 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4673 hints for 'A' operand types.
4675 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4677 Backport from 2012-04-19 mainline r186588.
4680 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4681 the case *(X+const).
4683 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4685 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4687 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4690 * config/i386/sync.md (atomic_<code><mode>): Rename to
4691 atomic_<logic><mode>.
4693 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4695 Backport from mainline
4696 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4699 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4700 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4701 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4702 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4703 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4704 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4705 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4706 gen_avx2_permvarv8sf.
4708 2012-04-16 Martin Jambor <mjambor@suse.cz>
4710 Backported from mainline
4712 2012-04-13 Martin Jambor <mjambor@suse.cz>
4715 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4716 fold_ctor_reference returns a zero constant.
4718 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4720 Backported from mainline
4721 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4723 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4724 and __ILP32__ for x32.
4726 2012-04-13 Tom de Vries <tom@codesourcery.com>
4728 Backport from mainline r186418.
4730 2012-04-13 Tom de Vries <tom@codesourcery.com>
4732 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4733 parameters vuse and vuse_escaped.
4734 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4735 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4738 2012-04-13 Richard Guenther <rguenther@suse.de>
4740 PR tree-optimization/52969
4741 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4742 the condition for the COND_EXPR and handle predicate negation
4743 by swapping the COND_EXPR arms.
4745 2012-04-13 Richard Guenther <rguenther@suse.de>
4748 * convert.c (convert_to_pointer): Remove special-casing of
4751 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4753 Backport from mainline
4754 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4757 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4758 the list of options to enable the FCFID instruction.
4759 (TARGET_EXTRA_BUILTINS): Adjust comment.
4761 2012-04-12 Richard Guenther <rguenther@suse.de>
4763 PR tree-optimization/52943
4764 * tree-chrec.h (chrec_is_positive): Remove.
4765 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4766 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4767 Return false for a constant zero instead of negative.
4768 (analyze_siv_subscript_cst_affine): Handle zero difference
4769 in the initial condition explicitely.
4771 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4774 * varasm.c (process_pending_assemble_externals): Set
4775 pending_assemble_externals_processed true.
4776 (assemble_external): Call assemble_external_real if the pending
4777 assemble externals have been processed.
4779 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4782 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4783 the DECL generated for the special GOT helper.
4785 2012-04-06 Walter Lee <walt@tilera.com>
4787 Backport from mainline
4788 2012-03-07 Walter Lee <walt@tilera.com>
4790 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4791 REG_CFA_* notes for the stack pointer.
4792 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4793 EH_RETURN_STACKADJ_RTX.
4794 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4795 generate REG_CFA_* notes for the stack pointer.
4796 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4797 by EH_RETURN_STACKADJ_RTX.
4799 2012-04-06 Matt Turner <mattst88@gmail.com>
4801 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4803 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4805 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4806 of the destination isn't also a FP_REGS register.
4808 2012-04-03 Richard Guenther <rguenther@suse.de>
4810 Backport from mainline
4811 2012-03-02 Richard Guenther <rguenther@suse.de>
4813 PR tree-optimization/52406
4814 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4815 (struct indices): Add unconstrained_base member.
4816 (struct dr_alias): Remove unused vops member.
4817 (DR_UNCONSTRAINED_BASE): New define.
4818 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4819 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4820 be an artificial access that covers the whole indexed object,
4821 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4822 plain decl base-objects to their MEM_REF variant.
4823 (dr_may_alias_p): When the base-object of either data reference
4824 has unknown size use only points-to information.
4825 (compute_affine_dependence): Make dumps easier to read and
4827 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4828 DR_REF when looking for packed references.
4829 (vect_supportable_dr_alignment): Likewise.
4831 2012-04-03 Richard Guenther <rguenther@suse.de>
4833 Backport from mainline
4834 2012-03-15 Richard Guenther <rguenther@suse.de>
4837 * tree-data-ref.c (subscript_dependence_tester_1): Check
4838 all dimensions for non-conflicting access functions.
4840 2012-04-03 Richard Guenther <rguenther@suse.de>
4842 Backport from mainline
4843 2012-03-06 Richard Guenther <rguenther@suse.de>
4846 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4848 2012-03-23 Richard Guenther <rguenther@suse.de>
4850 PR tree-optimization/52678
4851 * tree-vectorizer.h (struct _stmt_vec_info): Add
4852 loop_phi_evolution_part member.
4853 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4854 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4855 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4856 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4857 Use the cached evolution part and the PHI nodes value from
4858 the loop preheader edge instead of re-analyzing the evolution.
4860 2012-03-26 Richard Guenther <rguenther@suse.de>
4862 PR tree-optimization/52701
4863 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4864 compute and set the evolution part of PHI nodes.
4866 2012-03-30 Richard Guenther <rguenther@suse.de>
4868 PR tree-optimization/52754
4869 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4870 propagate arbitrary addresses into really plain dereferences.
4872 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4874 PR tree-optimization/52835
4875 * tree-data-ref.c (build_rdg): Return NULL if
4876 compute_data_dependences_for_loop failed.
4878 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4880 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4881 (stmt_can_make_abnormal_goto): Use it.
4882 (is_ctrl_altering_stmt): Likewise.
4884 2012-03-31 Martin Jambor <mjambor@suse.cz>
4886 Backported from mainline
4887 2012-03-30 Martin Jambor <mjambor@suse.cz>
4889 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4890 is a builtin_stack_save in a dominating BB.
4892 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4894 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4895 crossing 128bit lane boundary.
4897 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4899 Backported from mainline
4900 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4903 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4905 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4906 * config/i386/i386.c: Include reload.h.
4907 (ix86_legitimize_reload_address): New function.
4909 2012-03-28 Martin Jambor <mjambor@suse.cz>
4911 Backported from mainline
4912 2012-03-27 Martin Jambor <mjambor@suse.cz>
4915 * tree-sra.c (sra_modify_assign): Do not call
4916 load_assign_lhs_subreplacements when working with an unscalarizable
4919 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4922 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4923 __builtin_va_start to __builtin_next_arg if the latter is
4924 builtin_decl_explicit_p rather than when it is not.
4927 * tree-vect-generic.c (vector_element): Perform multiplication
4928 for pos in bitsizetype type instead of idx type.
4930 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4932 Backport from 2012-03-28 mainline r185910.
4935 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4936 (avr_builtin_decl): New static function.
4937 (struct avr_builtin_description, avr_bdesc): Move up.
4938 Add GTY marker. Add field fndecl. Remove redundant field id.
4939 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4940 (avr_expand_builtin): Code cleanup because .id is removed.
4942 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4945 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4948 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4950 Backport from 2012-03-28 mainline r185907.
4953 * config.gcc (tm_file): Remove avr/multilib.h.
4955 * doc/invoke.texi (AVR Options): Adjust
4956 documentation of -mtiny-stack.
4958 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4959 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4960 * config/avr/t-avr: Remove generation of multilib.h.
4961 * config/avr/t-multilib: Regenerate.
4962 * config/avr/multilib.h: Remove.
4963 * config/avr/avr.opt (-msp8): New option.
4964 (avr_sp8): New variable.
4965 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4966 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4967 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4968 (avr_device_to_sp8): New prototype.
4969 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4970 (DRIVER_SELF_SPECS): New define.
4971 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4972 __AVR_SP8__, __AVR_HAVE_SPH__.
4973 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4974 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4975 (avr_file_start): Ditto.
4977 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4980 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4981 instead of 8 in adjust_address.
4983 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4985 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4986 of a unit before computing the offset in units.
4988 2012-03-27 Richard Guenther <rguenther@suse.de>
4991 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4994 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4997 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4999 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
5002 * varasm.c: Include pointer-set.h.
5003 (pending_assemble_externals_set): New pointer set.
5004 (process_pending_assemble_externals): Destroy the pointer set.
5005 (assemble_external): See if decl is in pending_assemble_externals_set,
5006 and add it to pending_assemble_externals if necessary.
5007 (init_varasm_once): Allocate pending_assemble_externals_set.
5009 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5011 Backported from mainline
5012 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5015 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
5016 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
5017 (vector_ltgt<mode>): Likewise.
5018 (vector_ordered<mode>): Likewise.
5019 (vector_unordered<mode>): Likewise.
5020 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5022 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
5024 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
5027 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
5029 Backported from mainline
5030 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
5034 * config/sh/sh.c (sh_register_move_cost): Increase cost between
5035 GENERAL_REGS and FP_REGS for SImode.
5037 2012-03-22 Jakub Jelinek <jakub@redhat.com>
5040 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
5041 on any new_local_var_chain vars declared during recursing on
5042 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
5044 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
5046 Backport from 2012-03-22 mainline r185692.
5049 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
5050 (unspecv): Add UNSPECV_MEMORY_BARRIER.
5051 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
5052 (delay_cycles_1, delay_cycles_2): Ditto.
5053 (delay_cycles_3, delay_cycles_4): Ditto.
5054 (nopv, *nopv): Ditto.
5055 (sleep, *sleep): Ditto.
5058 Backport from 2012-03-21 mainline r185605.
5060 PR rtl-optimization/52543
5062 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
5063 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
5064 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
5065 (avr_load_libgcc_p): Restrict to __flash loads.
5066 (avr_out_lpm): Only handle 1-byte loads from __flash.
5067 (avr_load_lpm): New function.
5068 (avr_find_unused_d_reg): Remove.
5069 (avr_out_lpm_no_lpmx): Remove.
5070 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
5071 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
5072 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
5073 (load_<mode>, load_<mode>_clobber): New insns.
5074 (mov<mode>): For multi-byte move from non-generic
5075 16-bit address spaces: Expand to load_<mode> resp.
5076 load_<mode>_clobber.
5077 (load<mode>_libgcc): Remove expander.
5078 (split-lpmx): Remove split.
5080 Backport from 2012-03-13 mainline r185329.
5083 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
5084 offset (size) to a value the insns can deal with.
5085 (expand_epilogue): Ditto.
5087 Backport from 2012-03-12 mainline r185256.
5090 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
5091 type from reg_class_t to enum reg_class.
5092 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
5094 Backport from 2012-03-12 mainline r185253.
5097 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
5098 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
5099 r184615 from 2012-02-28.
5101 Backport from 2012-03-08 mainline r185105.
5103 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
5104 for constants in [-63,63].
5106 Backport from 2012-03-08 mainline r185100.
5109 * config/avr/avr.c (avr_mem_clobber): New static function.
5110 (avr_expand_delay_cycles): Add memory clobber operand to
5111 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
5112 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
5113 (enable_interrupt, disable_interrupt): New expander.
5114 (nopv, sleep, wdr): New expanders.
5115 (delay_cycles_1): Add memory clobber.
5116 (delay_cycles_2): Add memory clobber.
5117 (delay_cycles_3): Add memory clobber.
5118 (delay_cycles_4): Add memory clobber.
5119 (cli_sei): New insn from former "enable_interrupt",
5120 "disable_interrupt" with memory clobber.
5121 (*wdt): New insn from former "wdt" with memory clobber.
5122 (*nopv): Similar, but for "nopv".
5123 (*sleep): Similar, but for "sleep".
5125 Backport from 2012-03-07 mainline r185043.
5128 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
5130 Backport from 2012-03-07 mainline r185032.
5133 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
5134 to: RAMPZ, RAMPY, RAMPX, RAMPD.
5135 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
5137 Backport from 2012-03-07 mainline r185031.
5140 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
5142 * config/avr/avr.md (xload_8): Adjust insn length.
5144 Backport from 2012-03-07 mainline r185030.
5147 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
5148 if RAMPZ affects reading from RAM.
5150 Backport from 2012-03-05 mainline r184919.
5152 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
5154 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
5156 Backport from mainline r185259.
5159 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
5160 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
5162 2012-03-22 Jakub Jelinek <jakub@redhat.com>
5164 Backported from mainline
5165 2012-03-13 Jakub Jelinek <jakub@redhat.com>
5168 * c-parser.c (c_parser_postfix_expression)
5169 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
5171 * config/i386/smmintrin.h: Avoid /* within a comment.
5172 * config/i386/nmmintrin.h: Likewise.
5174 2012-03-22 Richard Guenther <rguenther@suse.de>
5176 * BASE-VER: Set to 4.7.1.
5177 * DEV-PHASE: Set to prerelease.
5179 2012-03-22 Release Manager
5181 * GCC 4.7.0 released.
5183 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5185 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5187 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5188 Andrew Pinski <apinski@cavium.com>
5191 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
5192 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
5193 calls instead of __builtin_ir{int,ound}*.
5195 2012-03-14 Jakub Jelinek <jakub@redhat.com>
5198 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
5201 2012-03-13 Joseph Myers <joseph@codesourcery.com>
5203 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
5204 Refer to GCC 4.7 version of c99status.html.
5206 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5208 Backport from mainline
5209 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5211 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
5212 redefine to be NULL if the current bit-size is different from the
5213 configured bit-size.
5215 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
5216 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
5217 set the default tuning. Add asserts to make sure the cpu and tune
5218 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
5219 test whether the index is set, instead of > 0.
5220 (rs6000_file_start): Do not reset the default cpu if the current
5221 bit-size is different from the configured bit-size.
5223 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5225 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
5227 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
5228 Update binutils references.
5229 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
5230 Update binutils reference.
5231 Update Sun as/GNU ld caveat.
5232 Document binutils largefile requirement for LTO plugin.
5233 Remove reference to alternate libpthread.
5235 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5237 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
5239 (Specific, mips-sgi-irix6): Likewise.
5241 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5243 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
5244 * configure: Regenerate.
5246 2012-03-07 Richard Henderson <rth@redhat.com>
5248 * config/m68k/m68k.h (ISA_HAS_TAS): New.
5249 * config/m68k/sync.md (atomic_test_and_set): Use it.
5250 (atomic_test_and_set_1): Likewise.
5252 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
5255 * Makefile.in: Let install-gcc-ar depend on installdirs,
5256 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
5257 Don't double canonicalize if cross-compiling.
5259 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5261 * trans-mem.c: New typedef for tm_region_p.
5262 Define vector types for tm_region_p.
5263 (tm_region_init): Replace region_worklist to a vector called
5266 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5269 * trans-mem.c (tm_region_init): Use last_basic_block.
5271 2012-03-05 Richard Henderson <rth@redhat.com>
5274 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
5275 * omp-low.c (expand_omp_atomic): Assume anything aligned to
5276 BIGGEST_ALIGNMENT is aligned.
5278 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
5280 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5282 2012-03-05 Richard Henderson <rth@redhat.com>
5285 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
5286 instead of calling negqi2 directly.
5288 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5290 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
5291 (INTMAX_TYPE): Use it.
5292 (UINTMAX_TYPE): Likewise.
5293 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5294 (irix6_c_common_override_options): Declare.
5295 (C_COMMON_OVERRIDE_OPTIONS): Define.
5296 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
5297 * config/mips/irix6-c.c: New file.
5298 * config/mips/t-irix6 (irix6-c.o): New target.
5299 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
5302 2012-03-02 Richard Henderson <rth@redhat.com>
5304 * optabs.c (expand_atomic_test_and_set): Honor
5305 atomic_test_and_set_trueval even when atomic_test_and_set
5306 optab is not in use.
5308 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5310 Backport from mainline
5311 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5313 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
5315 2012-03-02 Richard Guenther <rguenther@suse.de>
5317 * DEV-PHASE: Set to prerelease.
5319 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
5321 * config.gcc (obsolete): Add all ARM targets using the FPA.
5322 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
5323 * doc/install.texi: Avoid references to obsolete ARM ports.
5325 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
5327 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
5329 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
5330 Joern Rennecke <joern.rennecke@embecosm.com>
5332 * doc/extend.texi: Expand and update information on interrupt
5333 attribute for Epiphany.
5335 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5337 * config/sh/sh-protos.h: Update copyright notice dates.
5338 * config/sh/sh.h: Likewise.
5339 * config/sh/sh.md: Likewise.
5340 * config/sh/constraints.md: Likewise.
5341 * config/sh/predicates.md: Likewise.
5343 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5345 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
5346 * config/sh/sh.c (tertiary_reload_operand): Likewise.
5348 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5350 * config/sh/constraints.md: Fix comment typo.
5352 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5355 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
5356 unsigned HOST_WIDE_INT.
5357 (zvdep_imm64): Likewise.
5358 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
5359 (vdepi_and): Likewise.
5360 Likewise for unamed 64-bit patterns.
5361 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
5363 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
5366 PR rtl-optimization/52417
5367 * cselib.c (cselib_any_perm_equivs): New variable.
5368 (cselib_reset_table): Check that it's not set when not
5369 preserving constants.
5370 (cselib_add_permanent_equiv): Set it.
5371 (cselib_have_permanent_equivalences): New.
5372 (cselib_init, cselib_finish): Reset it.
5373 * cselib.h (cselib_have_permanent_equivalences): Declare.
5374 * alias.c (get_addr): Restore earlier behavior when there
5375 aren't permanent equivalences.
5377 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
5379 * config/mn10300/mn10300-modes.def: Fix copyright notice.
5380 * config/v850/v850-modes.def: Fix copyright notice.
5382 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5384 * doc/extend.texi (AVR Built-in Functions): Document
5385 __builtin_avr_flash_segment.
5387 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
5388 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
5389 (*split.flash_segment): New insn-and-split.
5390 * config/avr/avr.c (avr_init_builtins): Add local variables:
5391 const_memx_void_node, const_memx_ptr_type_node,
5392 char_ftype_const_memx_ptr.
5394 2012-03-01 Jakub Jelinek <jakub@redhat.com>
5396 PR tree-optimization/52445
5397 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
5398 add ssa_name_ver, offset and size fields and change store field
5400 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
5401 (add_or_mark_expr): Likewise. Only consider previous stores
5402 with the same size and offset.
5403 (nt_init_block): Only look at gimple_assign_single_p stmts,
5404 doesn't look at rhs2.
5406 2012-03-01 Richard Guenther <rguenther@suse.de>
5409 * tree-cfg.c (verify_gimple_assign_unary): Allow any
5410 conversions from integral types to pointer types.
5412 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5414 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
5415 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
5416 unintentionally removed in r184616.
5418 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5420 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
5423 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5424 Uros Bizjak <ubizjak@gmail.com>
5427 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
5428 alternatives, add "e" constraint to the new last alternative
5429 and ! to last 3 alternatives.
5431 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
5433 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
5434 DW_AT_artificial attributes at the end of the processing.
5435 (gen_array_type_die): Likewise.
5436 (gen_enumeration_type_die): Likewise.
5437 (gen_struct_or_union_type_die): Likewise.
5438 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
5441 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5444 * expr.c (expand_assignment): If doing misaligned store that doesn't
5445 cover all mode bits, perform a RMW cycle.
5447 PR tree-optimization/52429
5448 * tree-parloops.c (separate_decls_in_region_debug): Return early
5449 if var is LABEL_DECL.
5451 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5453 PR tree-optimization/52424
5454 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5455 calling dom_thread_across_edge.
5457 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5459 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5461 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5463 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5464 * config/avr/avr.c (avr_output_bld): Remove unused function.
5465 (avr_out_sbxx_branch): Use "%T" to print bit position.
5467 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5469 * config/avr/avr.md: Untabify.
5471 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5473 * config/avr/avr.md (eqne): New code iterator.
5474 (*dec-and-branchsi): Use it in text peephole's condition.
5475 (*dec-and-branchhi): Ditto.
5476 (*dec-and-branchqi): Ditto.
5478 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5481 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5482 the device does not have the skip-bug.
5484 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5486 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5487 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5488 -mpretend-cmove): New.
5490 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5493 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5494 doesn't count DEBUG_INSN refs.
5495 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5496 for DEBUG_INSN refs.
5498 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5502 2012-02-20 Richard Guenther <rguenther@suse.de>
5503 PR tree-optimization/52298
5504 * tree-vect-stmts.c (vectorizable_load): Properly use
5505 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5508 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5511 * gimple.h (gimple_in_transaction): New.
5512 (gimple_set_in_transaction): New.
5513 (struct gimple_statement_base): Add in_transaction field.
5514 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5516 (tree_ssa_lim_initialize): Compute transaction bits.
5517 * tree.h (compute_transaction_bits): Protoize.
5518 * trans-mem.c (tm_region_init): Use the heap to store BB
5520 (compute_transaction_bits): New.
5522 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5524 * gcc.c (display_help): Document --help=common and sort entries
5527 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5529 * doc/install.texi: Document check-$LANG specific shortcuts
5531 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5534 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5536 * config/arm/arm_neon.h: Regenerate.
5537 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5538 (neon_vcgeu): New insn.
5539 (neon_vcgtu): Likewise.
5540 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5541 (ops): Unsigned comparison intrinsics call a different
5544 2012-02-28 Richard Guenther <rguenther@suse.de>
5547 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5548 ordering for the VEC_CONCAT for two element vectors for
5549 V2SFmode, V2SImode and V2DImode.
5551 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5554 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5555 detecting big-endian triplets.
5557 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5559 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5560 mode if there is no type information available.
5562 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5564 PR tree-optimization/53207
5565 * doc/invoke.texi: Document as experimental and relying on graphite.
5567 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5569 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5570 of initializer to changes from r184614.
5572 2012-02-28 Richard Guenther <rguenther@suse.de>
5574 PR tree-optimization/52395
5575 * tree-sra.c (build_ref_for_offset): Also look at the base
5576 TYPE_ALIGN when figuring out the alignment of the replacement.
5578 2012-02-28 Richard Guenther <rguenther@suse.de>
5580 PR tree-optimization/52402
5581 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5582 mis-aligned types when creating the accesses at the call site.
5584 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5586 * config/avr/builtins.def: New file.
5587 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5588 * config/avr/avr.c (enum avr_builtin_id): Use it.
5589 (avr_init_builtins): Use it. And use avr_bdesc.
5590 (bdesc_1arg): Remove.
5591 (bdesc_2arg): Remove.
5592 (bdesc_3arg): Remove.
5593 (struct avr_builtin_description): Add field n_args.
5594 (avr_bdesc): New static variable using builtins.def.
5595 (avr_expand_builtin): Use it.
5596 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5597 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5598 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5600 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5603 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5604 match only one single hard register with respective hard reg rtx.
5605 (movmemx_<mode>): Ditto.
5606 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5607 insn anatomy of movmem[x]_<mode>.
5608 (avr_out_movmem): Same for printing assembler and operand usage.
5610 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5614 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5615 address spaces located outside of device flash.
5617 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5618 (mcu_type_s): Add field n_flash.
5619 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5620 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5621 (AVR_MCU): Add N_FLASH argument.
5622 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5623 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5624 macro __FLASH<n> if that address space makes sense for the device.
5625 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5626 outside of target flash.
5627 (avr_asm_named_section): Ditto.
5628 (avr_asm_select_section): Ditto.
5629 (avr_addr_space_convert): Ditto.
5630 (avr_emit_movmemhi): Ditto.
5631 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5632 address space is outside of device flash.
5633 (avr_insert_attributes): Ditto.
5634 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5635 avr_current_arch->n_segments.
5637 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5640 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5642 (*movabs<mode>_2): Likewise.
5644 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5647 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5648 s_register_operand in the test instead of REG_P. Don't call
5649 gen_reg_rtx if it won't be used.
5651 PR tree-optimization/52376
5652 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5654 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5656 * ifcvt.c (noce_get_condition): Check condition variable is not
5657 small_register_classes_for_mode_p before accepting.
5659 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5661 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5663 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5666 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5667 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5669 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5671 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5673 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5675 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5677 * config/sh/predicates.md: Remove blank lines.
5678 * config/sh/sh.c: Fix typos in comments.
5679 * config/sh/constraints.md: Likewise.
5680 * config/sh/sh.md: Remove blank lines.
5681 Fix typos in comments. Use ;; as comment characters.
5683 2012-02-26 Walter Lee <walt@tilera.com>
5685 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5686 (replace_mov_pcrel_step2): Ditto.
5688 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5691 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5692 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5693 and locs that reference values newer than the non-canonical value
5694 at hand. Return the canonical value as a worst case.
5695 (memrefs_conflict_p): Walk canonical value's locs.
5698 * cselib.c (preserve_only_constants): Rename to...
5699 (preserve_constants_and_equivs): ... this. Split out...
5700 (invariant_or_equiv_p): ... this. Preserve plus expressions
5701 of other preserved expressions too.
5702 (cselib_reset_table): Adjust.
5703 * var-tracking.c (reverse_op): Use canonical value to build
5706 2012-02-23 Kai Tietz <ktietz@redhat.com>
5708 * config/i386/i386.c (ix86_delegitimize_address): Handle
5709 UNSPEC_PCREL plus displacement.
5711 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5714 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5715 to test for unusedness in st X addressing.
5717 2012-02-24 Richard Guenther <rguenther@suse.de>
5720 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5721 (is_gimple_reg_type): Move inline ...
5722 * gimple.h (is_gimple_reg_type): ... here.
5724 2012-02-24 Richard Guenther <rguenther@suse.de>
5727 * passes.c (execute_function_todo): When verifying SSA form
5728 verify gimple form first.
5729 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5731 2012-02-24 Richard Guenther <rguenther@suse.de>
5734 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5735 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5737 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5739 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5741 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5743 * tree-phinodes.c (make_phi_node): Mark static.
5744 * tree-flow.h (make_phi_node): Remove extern decl.
5745 * doc/gimple.texi (make_phi_node): Remove documentation.
5747 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5749 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5750 * tree-ssa-sccvn.c (print_scc): Ditto.
5752 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5754 * doc/passes.texi (Full redundancy elimination): Fix typo.
5756 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5758 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5760 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5763 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5765 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5768 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5770 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5772 * config/avr/avr.md (code_stdname): Add ior, xor.
5773 (xior): New code iterator.
5774 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5775 (*<code_stdname><mode>qi.byte1-3): Ditto.
5777 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5779 PR tree-optimization/52019
5780 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5783 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5785 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5786 HAVE_INITFINI_ARRAY to work around namespace pollution in
5787 certain versions of newlib system headers.
5788 * config.in: Regenerate.
5789 * configure: Regenerate.
5790 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5791 instead of HAVE_INITFINI_ARRAY.
5793 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5796 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5797 is not offsettable memory reference.
5799 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5802 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5803 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5805 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5807 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5808 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5810 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5812 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5813 library on Solaris 8 even without TLS support.
5814 * configure: Regenerate.
5816 2012-02-22 Richard Guenther <rguenther@suse.de>
5819 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5820 for GIMPLE_DEBUG stmts.
5822 2012-02-22 Martin Jambor <mjambor@suse.cz>
5825 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5826 according to the base object.
5828 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5830 PR rtl-optimization/50063
5831 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5832 and 2 (8-bit SP) in operand 2.
5833 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5834 setup to use movhi_sp_r instead of vanilla move to write SP.
5835 Adjust REG_CFA notes to superseed unspec.
5836 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5838 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5839 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5840 irq_state 1 (IRQ known to be on) here.
5842 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5844 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5846 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5847 assign_hard_reg): Likewise.
5849 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5851 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5853 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5856 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5857 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5859 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5861 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5862 prototype from here to...
5863 * config/avr/avr.h: ...here.
5865 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5868 * thumb2.md (thumb2_shiftsi3_short): Split register and
5869 immediate shifts. For register shifts tie operands 0 and 1.
5870 (peephole2 for above): Check that register-controlled shifts
5871 have suitably tied operands.
5873 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5876 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5877 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5878 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5879 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5880 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5881 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5882 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5883 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5884 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5885 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5886 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5887 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5888 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5889 bdver1_ssevector_avx256_unaligned_load,
5890 bdver1_ssevector_sse128_unaligned_load,
5891 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5892 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5893 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5894 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5895 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5896 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5897 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5898 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5899 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5900 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5901 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5902 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5903 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5904 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5905 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5906 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5907 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5908 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5909 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5910 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5911 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5912 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5913 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5914 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5915 bdver1_ssediv_double_load, bdver1_ssediv_double,
5916 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5917 Add "bdver2" attribute.
5919 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5921 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5922 default if possible and not specified otherwise.
5924 2012-02-21 Richard Guenther <rguenther@suse.de>
5927 * gimplify.c (create_tmp_from_val): Use the main variant type
5928 for the type of the temporary we create.
5930 2012-02-21 Richard Guenther <rguenther@suse.de>
5932 PR tree-optimization/52324
5933 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5934 do not gimplify a MEM_REF address operand if it is already
5937 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5939 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5940 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5942 2012-02-21 Richard Guenther <rguenther@suse.de>
5944 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5945 nested_in_vect_loop.
5947 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5949 PR tree-optimization/52318
5950 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5951 vdef also to non-pure/const call stmts in the sequence.
5953 2012-02-20 David S. Miller <davem@davemloft.net>
5955 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5956 don't use the "rd %pc" instruction on v9 for PIC register loads.
5958 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5961 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5962 in a transaction safe function.
5964 2012-02-20 Kai Tietz <ktietz@redhat.com>
5967 * stor-layout.c (place_field): Handle desired_align for
5970 2012-02-20 Richard Guenther <rguenther@suse.de>
5972 PR tree-optimization/52298
5973 * tree-vect-stmts.c (vectorizable_store): Properly use
5974 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5976 (vectorizable_load): Likewise.
5977 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5978 Access DR_STEP after ensuring it is not NULL.
5980 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5982 PR tree-optimization/52286
5983 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5984 optimization use double_int_to_tree instead of build_int_cst_wide,
5985 rewrite to use double_int vars.
5987 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5990 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5992 Remove -e 0 from $gcc_cv_ld invocation.
5993 Only use __GLIBC_PREREQ if defined.
5994 Enable on Solaris since Solaris 8 patch.
5995 (gcc_SUN_LD_VERSION): New macro.
5996 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5997 gcc_SUN_LD_VERSION for version number format.
5998 * configure: Regenerate.
5999 * varasm.c (get_elf_initfini_array_priority_section): Set
6000 SECTION_NOTYPE for non-default priority.
6001 Use get_section instead of get_unnamed_section to emit
6002 .init_array/.fini_array with default priority.
6004 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6006 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
6007 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
6008 (mips_start_unique_function, mips_output_mips16_rdhwr)
6009 (mips_code_end): New functions.
6010 (TARGET_ASM_CODE_END): Define.
6012 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6014 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
6015 to stubs with non-sibling calls.
6017 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
6019 * doc/invoke.texi (-fira-* options): Copy-edit.
6020 (ira-* parameters): Copy-edit.
6022 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6024 * doc/invoke.texi: Minor copy-edits to bring into conformance with
6025 GCC coding conventions.
6027 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6029 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
6030 when used as adjectives.
6032 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
6034 * doc/invoke.texi: Clean up "that"/"which" confusion.
6036 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
6038 * system.h: Poison SMALL_REGISTER_CLASSES
6039 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
6040 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
6042 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6044 PR tree-optimization/52285
6045 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
6046 when deciding if a call is a tail call or tail recursion.
6048 2012-02-16 Kai Tietz <ktietz@redhat.com>
6050 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
6051 interger-constant displacement for UNSPEC_PCREL.
6053 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6055 PR rtl-optimization/52208
6056 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
6057 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
6059 PR tree-optimization/52255
6060 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
6061 loop->header has virtual PHI, but exit_e->dest doesn't, add
6062 virtual PHI to exit_e->dest and adjust all uses after the loop.
6065 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
6066 children with clone_tree_hash, not after it.
6068 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
6070 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
6071 extended identifiers.
6073 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6076 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
6077 a same_body_alias, also test whether e->callee isn't a former
6078 or current clone of the decl this is a same body alias of.
6080 PR translation/52264
6081 * cgraphunit.c (verify_cgraph_node): Fix a typo.
6083 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
6085 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
6087 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6090 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
6091 force_reg instead of copy_to_reg for better optimization. Force
6092 non-register or memory operands into a register.
6094 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
6096 * extend.texi: Reserve upper bits of memory model for future use.
6098 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
6099 Anatoly Sokolov <aesok@post.ru>
6100 Eric Weddington <eric.weddington@atmel.com>
6103 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
6104 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
6105 Rewrite initializers for .macro.
6106 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
6107 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
6108 atxmega32d4, atxmega32x1.
6109 avrxmega4: atxmega64a3, atxmega64d3.
6110 avrxmega5: atxmega64a1, atxmega64a1u.
6111 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
6112 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
6113 avrxmega7: atxmega128a1, atxmega128a1u.
6114 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
6115 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
6116 (struct base_arch_s): Rename reserved to xmega_p.
6117 Rename reserved2 to have_rampd.
6118 (AVR_XMEGA): New define.
6119 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
6120 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
6121 * config/avr/predicates.md (io_address_operand): Take into
6123 (low_io_address_operand): Ditto.
6124 (high_io_address_operand): Ditto.
6125 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
6126 (enabled, movhi_sp_r): Use them.
6127 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
6128 cpp_define_formatted to built-in define __AVR_ARCH__.
6129 (__AVR_XMEGA__): New built-in define.
6130 (__AVR_HAVE_RAMPD__): New built-in define.
6131 (__AVR_HAVE_RAMPX__): New built-in define.
6132 (__AVR_HAVE_RAMPY__): New built-in define.
6133 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
6135 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
6136 (avr_option_override): Initialize them.
6137 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
6138 (avr_init_expanders): Initialize them. No more block several calls.
6139 (emit_push_sfr): New static function.
6140 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
6142 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
6143 (avr_print_operand): Print addreeses as symbols for
6144 RAMPX, RAMPY, RAMPD, CCP.
6145 (output_movhi): Handle AVR_XMEGA when writing to SP.
6146 (avr_out_movhi_mr_r_xmega): New static function.
6147 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
6148 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
6149 __RAMPD__, __CCP__ as needed.
6151 * config/avr/multilib.h: Regenerate.
6152 * config/avr/t-multilib: Regenerate.
6153 * config/avr/avr-tables.opt: Regenerate.
6155 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
6157 PR tree-optimization/50561
6158 * graphite-flattening.c (lst_project_loop): Do not
6159 remove old scattering dimensions after flattening.
6160 (lst_do_flatten): Likewise.
6162 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
6164 * doc/extend.texi (AVR Built-in Functions): Remove doc for
6165 __builtin_avr_map8, __builtin_avr_map16.
6166 Document __builtin_avr_insert_bits.
6168 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
6169 (insert_bits): New insn.
6170 (adjust_len.map_bits): Rename to insert_bits.
6171 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
6172 * avr-protos.h (avr_out_map_bits): Remove.
6173 (avr_out_insert_bits, avr_has_nibble_0xf): New.
6174 * config/avr/constraints.md (Cxf,C0f): New.
6175 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
6176 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
6177 New built-in define __BUILTIN_AVR_INSERT_BITS.
6178 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
6179 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
6180 (avr_move_bits): Rewrite.
6181 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
6183 (avr_map_op_t): New typedef.
6184 (avr_map_op): New static variable.
6185 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
6186 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
6187 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
6188 (bdesc_3arg, avr_expand_triop_builtin): New.
6189 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
6190 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
6191 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
6192 (avr_map_equal_p, avr_map_sig_p): Remove.
6193 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
6194 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6195 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
6196 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6197 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
6198 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6200 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6202 * config/c6x/c6x.md (reserve_cycles): New attribute.
6203 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
6204 don't reserve functional units after the branch occurs.
6206 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
6209 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
6210 functions into non-tm_pure functions.
6212 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
6215 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
6216 (iterative_hash_canonical_type): Likewise.
6217 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
6220 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6222 * haifa-sched.c (prune_ready_list): Ensure that if there is a
6223 sched-group insn, it either remains alone or the entire list is pruned.
6225 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6227 * doc/install.texi (Prerequisites): Fix grammar.
6228 (Configuration): Likewise.
6230 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6232 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
6233 MPC as part of GCC before describing configuring with --with-gmp etc.
6234 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
6235 sources are present.
6237 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6240 * dwarf2out.c (clone_tree_hash): New function.
6241 (copy_decls_walk): Use it instead of clone_tree.
6243 2012-02-14 Richard Guenther <rguenther@suse.de>
6245 PR tree-optimization/52244
6246 PR tree-optimization/51528
6247 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
6248 replacements for integral types.
6250 2012-02-14 Walter Lee <walt@tilera.com>
6252 * config.gcc: Handle tilegx and tilepro.
6253 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
6255 Add HAVE_AS_TLS check for tilegx and tilepro.
6256 * configure: Regenerate.
6257 * doc/contrib.texi: Add Mat Hostetter and self.
6258 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
6259 Document instruction intrinsics and network accessing intrinsics.
6260 (TILEPro Built-in Functions): New node. Document instruction
6261 intrinsics and network accessing intrinsics.
6262 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
6263 (Specific, tilepro-*-linux*): Likewise.
6264 * doc/invoke.texi (TILE-Gx Options): New section.
6265 (TILEPro Options): New section.
6266 * doc/md.texi (TILE-Gx): New section.
6267 (TILEPro): New section.
6268 * common/config/tilegx/tilegx-common.c: New file.
6269 * common/config/tilepro/tilepro-common.c: New file.
6270 * config/tilegx/constraints.md: New file.
6271 * config/tilegx/linux.h: New file.
6272 * config/tilegx/mul-tables.c: New file.
6273 * config/tilegx/predicates.md: New file.
6274 * config/tilegx/sync.md: New file.
6275 * config/tilegx/t-tilegx: New file.
6276 * config/tilegx/tilegx-builtins.h: New file.
6277 * config/tilegx/tilegx-c.c: New file.
6278 * config/tilegx/tilegx-generic.md: New file.
6279 * config/tilegx/tilegx-modes.def: New file.
6280 * config/tilegx/tilegx-multiply.h: New file.
6281 * config/tilegx/tilegx-protos.h: New file.
6282 * config/tilegx/tilegx.c: New file.
6283 * config/tilegx/tilegx.h: New file.
6284 * config/tilegx/tilegx.md: New file.
6285 * config/tilegx/tilegx.opt: New file.
6286 * config/tilepro/constraints.md: New file.
6287 * config/tilepro/gen-mul-tables.cc: New file.
6288 * config/tilepro/linux.h: New file.
6289 * config/tilepro/mul-tables.c: New file.
6290 * config/tilepro/predicates.md: New file.
6291 * config/tilepro/t-tilepro: New file.
6292 * config/tilepro/tilepro-builtins.h: New file.
6293 * config/tilepro/tilepro-c.c: New file.
6294 * config/tilepro/tilepro-generic.md: New file.
6295 * config/tilepro/tilepro-modes.def: New file.
6296 * config/tilepro/tilepro-multiply.h: New file.
6297 * config/tilepro/tilepro-protos.h: New file.
6298 * config/tilepro/tilepro.c: New file.
6299 * config/tilepro/tilepro.h: New file.
6300 * config/tilepro/tilepro.md: New file.
6301 * config/tilepro/tilepro.opt: New file.
6303 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6305 PR tree-optimization/52210
6306 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
6307 vect_model_simple_cost with two entry vect_def_type array instead
6308 of an address of dt.
6310 2012-02-14 Richard Guenther <rguenther@suse.de>
6313 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6314 Do not stream DECL_QUALIFIER.
6315 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6316 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
6317 (find_decls_types_r): Do not walk DECL_QUALIFIER.
6319 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6322 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
6325 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6328 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
6329 * cselib.c (cselib_subst_to_values_from_insn): New function.
6330 * sched-deps.c (add_insn_mem_dependence,
6331 sched_analyze_1, sched_analyze_2): Use it.
6333 2012-02-13 Jan Hubicka <jh@suse.cz>
6336 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
6338 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
6340 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
6341 (GTM_SELF_SPECS): Define if not already defined.
6342 (driver_self_specs): Add GTM_SELF_SPECS.
6343 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
6344 (GTM_SELF_SPECS): Define.
6345 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
6346 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
6348 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6350 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
6353 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
6356 * omp-low.c (expand_omp_for): If a static schedule without chunk size
6357 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
6359 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
6362 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
6364 2012-02-13 Richard Guenther <rguenther@suse.de>
6366 PR translation/52211
6367 * passes.c (enable_disable_pass): Fix typo.
6369 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6372 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
6373 XOR for reduce_bit_field if type is unsigned.
6375 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
6377 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
6378 disallow changes from SFmode to mode with different size in FP regs.
6380 2012-02-12 Robert Millan <rmh@gnu.org>
6381 Gerald Pfeifer <gerald@pfeifer.com>
6383 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
6386 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
6388 PR rtl-optimization/52175
6389 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
6390 to frame-related instructions.
6392 2012-02-10 Jason Merrill <jason@redhat.com>
6395 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
6396 (demangle_new_symbols): Fill it.
6397 (scan_linker_output): Walk it.
6398 (start_tweaking): Split out from scan_linker_output.
6399 (maybe_tweak): Update sym->chosen.
6400 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
6402 2012-02-11 Jakub Jelinek <jakub@redhat.com>
6405 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
6407 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
6409 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6410 having the same mode as previous compare.
6412 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
6414 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
6415 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
6416 (nonlocal_goto_internal): Likewise.
6417 (nonlocal_goto): Emit a use and an indirect jump directly.
6419 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
6422 * doc/extend.texi : Update comments for __atomic_compare_exchange and
6423 __atomic_{is,always}_lock_free.
6425 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
6428 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
6429 negative constant address for x32.
6431 2012-02-10 Richard Henderson <rth@redhat.com>
6433 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
6434 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
6435 for GIMPLE_TRANSACTION. Tidy if's into a switch.
6437 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6438 Ira Rosen <irar@il.ibm.com>
6440 PR tree-optimization/50031
6441 * targhooks.c (default_builtin_vectorization_cost): Handle
6443 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
6444 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
6445 all types of reduction and pattern statements.
6446 (vect_estimate_min_profitable_iters): Likewise.
6447 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
6448 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
6449 for explicit realigns.
6450 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
6451 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6453 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6454 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6455 vec_perm for VSX and handle vec_promote_demote.
6457 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6460 * builtins.c (fold_builtin_atomic_always_lock_free,
6461 expand_builtin_atomic_always_lock_free,
6462 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6463 Return and/or test boolean_true_node/boolean_false_node instead of
6464 integer_one_node/integer_zero_node.
6466 2012-02-10 Jan Hubicka <jh@suse.cz>
6469 * predict.c (predict_paths_for_bb): Prevent looping.
6470 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6472 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6474 * config/arm/arm.c (output_move_double): In one case properly
6475 count number of instructions that will be emitted.
6477 2012-02-10 Richard Guenther <rguenther@suse.de>
6479 PR translation/52193
6480 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6482 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6485 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6487 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6490 * var-tracking.c (emit_note_insn_var_location): If
6491 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6492 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6493 non-NOTE_DURING_CALL_P insn.
6495 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6498 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6500 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6503 * gcc.c (switch_matches) Support switches with separated form,
6506 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6508 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6510 (RAMPZ_ADDR): Ditto.
6511 * config/avr/avr.c (avr_addr_t): New typedef.
6512 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6513 (avr_init_expanders): Initialize it.
6514 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6516 (expand_epilogue): Ditto.
6517 (avr_print_operand): Ditto.
6518 (avr_file_start): Ditto.
6519 (avr_emit_movmemhi): Ditto.
6521 2012-02-08 Richard Guenther <rguenther@suse.de>
6523 PR tree-optimization/46886
6524 * tree-flow.h (do_while_loop_p): Declare.
6525 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6526 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6528 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6530 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6531 always succeed for integers larger than a native word.
6533 2012-02-08 Richard Guenther <rguenther@suse.de>
6535 PR rtl-optimization/52170
6536 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6537 properly handle integer vector modes.
6539 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6541 PR gcov-profile/52150
6542 * coverage.c: Include target.h.
6543 (build_var): Call targetm.strip_name_encoding on the assembler name.
6544 Change one _ into . or $ if the target allows it.
6545 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6547 PR rtl-optimization/52139
6548 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6549 is a BARRIER after emit_insn_after_noloc, move BB_END
6550 to the last non-BARRIER insn before it.
6552 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6555 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6556 (mips_gimplify_va_arg_expr): Call it instead of
6557 std_gimplify_va_arg_expr.
6559 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6561 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6562 message for -mno-pointers-to-nested-function.
6564 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6567 * expr.c (get_inner_reference): If there is an offset, add a negative
6568 bit position to it (if any).
6570 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6572 PR rtl-optimization/52060
6573 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6574 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6575 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6576 and/or i0src_copy2 when needed.
6578 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6580 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6581 or LTOPLUGINSONAME if have_c.
6583 * config/freebsd-spec.h: Add comment about what macros can be defined
6585 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6586 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6589 2012-02-07 Richard Guenther <rguenther@suse.de>
6591 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6592 newline in -alias dumps.
6594 2012-02-07 Kai Tietz <ktietz@redhat.com>
6595 Dave Korn <dave.korn.cygwin@gmail.com>
6598 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6599 Take care that typinfo gets dllexport-attribute.
6601 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6604 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6605 if modifier < EXPAND_SUM call force_operand on the result.
6607 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6609 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6610 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6612 (epiphany_function_type): Replace types for specific interrupts with
6613 EPIPHANY_FUNCTION_INTERRUPT.
6614 (EPIPHANY_INTERRUPT_P): Update.
6615 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6616 New static function.
6617 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6618 <disinterrupt>: Affects type identity.
6619 (epiphany_handle_interrupt_attribute): Handle variable number of
6621 (epiphany_compute_function_type): Update for new
6622 epiphany_function_type definition.
6623 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6624 handlers with a longcall forwarder.
6625 (epiphany_start_function): Handle multiple interrupt arguments and/or
6626 forwarder_section attribute.
6628 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6631 2012-02-07 Alan Modra <amodra@gmail.com>
6634 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6637 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6639 PR tree-optimization/50969
6640 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6641 use vec_perm rather than vector_stmt.
6642 (vect_model_load_cost): Likewise.
6643 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6644 vec_perm to be the same as other vector statements.
6645 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6646 cost of vec_perm for TARGET_VSX.
6648 2012-02-06 Richard Guenther <rguenther@suse.de>
6650 PR tree-optimization/52115
6651 * tree-sra.c (access_has_replacements_p): New function.
6652 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6654 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6657 * trans-mem.c (expand_call_tm): Add an assertion.
6658 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6661 2012-02-06 Richard Guenther <rguenther@suse.de>
6663 PR tree-optimization/50955
6664 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6665 raise cost of expressions that replace an address with an
6666 expression based on a different pointer.
6668 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6671 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6672 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6674 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6677 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6678 -Weffc++ and specify guidelines come from second edition.
6680 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6682 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6683 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6684 (call_direct_split, call_value_split, call_value_internal_direct)
6685 (call_value_direct_split, call_value_multiple_split): Use jal and
6686 jal_macro attributes.
6688 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6690 * reload1.c (reload_regs_reach_end_p): Replace with...
6691 (reload_reg_rtx_reaches_end_p): ...this function.
6692 (new_spill_reg_store): Update commentary.
6693 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6694 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6695 before setting new_spill_reg_store.
6696 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6697 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6698 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6699 for non-spill reload registers.
6701 2012-02-05 Ira Rosen <irar@il.ibm.com>
6703 PR tree-optimization/52091
6704 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6705 (vect_is_simple_use_1): Likewise.
6706 * tree-vect-loop.c (vectorizable_reduction): Update calls
6707 to vect_is_simple_use_1 and vect_is_simple_use.
6708 (vectorizable_live_operation): Likewise.
6709 * tree-vect-patterns.c (widened_name_p,
6710 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6711 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6712 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6713 vectorizable_shift,vectorizable_operation, vectorizable_store,
6714 vectorizable_load): Likewise.
6715 (vect_is_simple_cond): Add an argument, pass it to
6716 vect_is_simple_use_1.
6717 (vectorizable_condition): Update calls to vect_is_simple_cond,
6719 (vect_is_simple_use): Add an argument, the statement in which
6720 OPERAND is used. Check that if OPERAND's def stmt is a double
6721 reduction phi node, the use is a phi node too.
6722 (vect_is_simple_use_1): Add an argument, pass it to
6724 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6725 to vect_is_simple_use.
6727 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6729 PR rtl-optimization/52095
6730 * modulo-sched.c (dump_insn_locator): New function.
6731 (loop_canon_p, sms_schedule): Use it.
6733 PR rtl-optimization/52113
6734 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6735 even for decomposable shift/zext insns.
6737 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6738 Zdenek Dvorak <ook@ucw.cz>
6740 PR rtl-optimization/52092
6741 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6742 on get_iv_value result.
6744 2012-02-02 Andrew Pinski <apinski@cavium.com>
6748 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6750 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6753 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6755 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6757 PR rtl-optimization/49800
6758 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6759 (sched_finish): Call regstat_free_n_sets_and_refs.
6761 2012-02-02 Jia Liu <proljc@gmail.com>
6763 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6766 2012-02-02 Jan Hubicka <jh@suse.cz>
6767 Tom de Vries <tom@codesourcery.com>
6770 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6771 * varpool.c (varpool_analyze_pending_decls): Likewise.
6773 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6774 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6776 * config.gcc: Add cr16-* support.
6778 * doc/extend.texi: Document cr16 extensions.
6779 * doc/install.texi: Document cr16 install.
6780 * doc/invoke.texi: Document cr16 options.
6781 * doc/md.texi: Document cr16 constraints.
6783 * common/config/cr16/cr16-common.c: New file.
6784 * config/cr16/cr16.c: New file.
6785 * config/cr16/cr16.h: New file.
6786 * config/cr16/cr16.md: New file.
6787 * config/cr16/cr16.opt: New file.
6788 * config/cr16/cr16-protos.h: New file.
6789 * config/cr16/predicates.md: New file.
6790 * config/cr16/constraints.md: New file.
6791 * config/cr16/t-cr16: New file.
6793 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6796 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6797 that operands[2] is either immediate, or q_regs_operand.
6799 PR tree-optimization/52073
6800 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6801 a pattern stmt for pattern uses, ignore uses outside of the loop.
6803 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6805 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6806 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6807 (OUT_AS1, OUT_AS2): Remove.
6809 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6811 PR rtl-optimization/51374
6812 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6813 to cross other volatile_refs_p insns.
6815 2012-02-01 Richard Guenther <rguenther@suse.de>
6817 * doc/invoke.texi (fno-inline): Clarify documentation.
6818 (finline-small-functions): Likewise.
6819 (finline-functions): Likewise.
6820 * common.opt (finline): Adjust comment and documentation.
6821 (finline-small-functions): Clarify documentation.
6822 (finline-functions): Likewise.
6823 (finline-functions-called-once): Likewise.
6825 2012-02-01 Tristan Gingold <gingold@adacore.com>
6827 * c-typeck.c (composite_type): Keep mode for pointers.
6829 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6831 * function.h (regno_reg_rtx): Adjust comment.
6832 * reginfo.c (init_reg_modes_target): Only use the previous mode
6833 if it fits within one register. Remove MIPS comment.
6835 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6838 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6840 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6842 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6843 to srak instruction.
6845 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6847 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6849 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6854 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6856 2012-01-31 Richard Guenther <rguenther@suse.de>
6858 PR tree-optimization/51528
6859 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6862 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6867 * ree.c (add_removable_extension): Change def_map argument
6868 to unsigned *, store in def_map 1 + offset into *insn_list vector
6869 instead of pointers into the vector.
6870 (find_removable_extensions): Adjust caller.
6872 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6874 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6875 Transform all "* quoted-c-code" to { c-code }.
6876 Remove redundant test for "optimize" in combine patterns.
6877 Move (include "avr-dimode.md") to end of file.
6879 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6882 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6883 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6885 2012-01-30 Richard Guenther <rguenther@suse.de>
6887 PR tree-optimization/52028
6888 * tree-loop-distribution.c (ldist_gen): Properly update
6891 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6894 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6895 set_cur_line_info_table if not emitting debug info.
6897 PR tree-optimization/52046
6898 * tree-vect-patterns.c (check_bool_pattern): Give up if
6899 a comparison could throw.
6902 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6904 2012-01-30 Richard Guenther <rguenther@suse.de>
6906 PR tree-optimization/52045
6907 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6908 SSA form if cfgcleanup did anything.
6910 2012-01-30 Richard Guenther <rguenther@suse.de>
6912 PR tree-optimization/52045
6913 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6914 before computing final todo.
6916 2012-01-30 Richard Guenther <rguenther@suse.de>
6918 PR tree-optimization/51528
6919 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6922 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6924 * df-problems.c (df_kill_notes): Check that the use refers
6925 to the note under examination.
6927 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6930 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6931 parameter and use short-lived pseudos.
6932 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6933 (sparc_expand_vector_init): Const-ify local variables and adjust
6934 calls to above functions.
6936 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6938 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6940 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6942 * doc/invoke.texi: Make usage of "compile time" and
6943 "run time"/"runtime" consistent throughout the file.
6945 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6947 * config/alpha/alpha.c (alpha_option_override): Default to
6948 full IEEE compliance mode for Go language.
6950 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6952 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6953 (LINK_SSP_SPEC): Define.
6955 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6958 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6961 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6963 * doc/invoke.texi: Correct hyphenation of "floating point",
6964 "double precision", and related terminology throughout the file.
6966 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6969 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6970 arm_general_register_operand predicate for operand 2 instead of
6973 2012-01-27 Ian Lance Taylor <iant@google.com>
6976 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6977 * builtins.c (expand_builtin_init_trampoline): Add onstack
6978 parameter. Change caller.
6979 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6980 * tree.c (build_common_builtin_nodes): Declare
6981 __builtin_init_heap_trampoline.
6983 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6985 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6986 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6987 * config/avr/avr.c: Ditto.
6988 (avr_regnames): Remove because unused.
6989 * config/avr/avr.md (*cpse.ne): New peephole.
6990 (*cpse.eq): New peephole from former cpse peepholes.
6992 2012-01-27 Michael Eager <eager@eagercon.com>
6994 * config/microblaze.c (microblaze_emit_compare): Correct
6995 test after pcmp instruction.
6997 2012-01-27 Richard Guenther <rguenther@suse.de>
6999 PR tree-optimization/52020
7000 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
7002 2012-01-27 Richard Guenther <rguenther@suse.de>
7004 * ipa-pure-const.c (check_stmt): Clobbers do not make a
7005 function non-const/pure.
7007 2012-01-27 Richard Guenther <rguenther@suse.de>
7009 PR tree-optimization/50444
7010 * tree-sra.c (build_ref_for_offset): Properly adjust the
7011 MEM_REF type for unaligned accesses.
7013 2012-01-27 Richard Guenther <rguenther@suse.de>
7015 PR tree-optimization/50444
7016 * expr.c (mem_ref_refers_to_non_mem_p): New function.
7017 (expand_assignment): Use it. Properly handle misaligned
7018 bases when expanding stores to component references.
7019 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
7022 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
7025 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
7026 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
7027 * tree-data-ref.c (find_data_references_in_loop): Make static.
7028 (compute_all_dependences): Change return type to bool. Bail out
7029 for too many datarefs in a loop. Move the hunk resetting the data
7030 dependences vector from ...
7031 (compute_data_dependences_for_loop): ... here. Account for
7032 compute_all_dependences returning false.
7033 (compute_data_dependences_for_bb): Likewise.
7034 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
7035 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
7037 2012-01-27 Richard Guenther <rguenther@suse.de>
7040 * expr.c (store_field): Use the alias-set of the scratch memory
7043 2012-01-27 Tom de Vries <tom@codesourcery.com>
7045 PR tree-optimization/51990
7046 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7048 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
7050 2012-01-27 Jakub Jelinek <jakub@redhat.com>
7053 * var-tracking.c (reverse_op): Don't add any reverse operation
7054 if V already has any constant locations.
7056 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7058 * doc/invoke.texi: Correct usage of "command line" (noun)
7059 vs "command-line" (adjective) throughout.
7061 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7063 * doc/invoke.texi (Language Independent Options): Move
7064 -Wcoverage-mismatch blurb from here....
7065 (Warning Options): ...to here.
7067 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
7069 * config/rs6000/rs6000.c (rs6000_option_override_internal):
7070 Set rs6000_always_hint to false for 476.
7072 2012-01-27 Matthias Klose <doko@ubuntu.com>
7074 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
7076 * incpath.c (add_standard_paths): Likewise.
7078 2012-01-27 Richard Henderson <rth@redhat.com>
7080 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7081 * config/m68k/sync.md (atomic_test_and_set): Rename from
7082 sync_test_and_setqi and adjust the operands.
7083 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
7084 and unconditionally enable.
7086 2012-01-27 Richard Henderson <rth@redhat.com>
7088 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7089 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
7090 (ldstub): Rename from ldstubqi.
7091 (ldstub<I24MODE>): Remove.
7093 2012-01-27 Richard Henderson <rth@redhat.com>
7095 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7096 * c-cppbuiltin.c (cpp_atomic_builtins): Define
7097 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
7098 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
7099 * doc/tm.texi: Rebuild.
7101 2012-01-27 Richard Henderson <rth@redhat.com>
7103 * optabs.c (gen_atomic_test_and_set): Remove default.
7104 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
7106 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7108 PR rtl-optimization/51978
7109 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
7110 (combine_reaching_defs): Likewise.
7111 (struct re_info): Remove.
7112 (add_removable_extension): Remove x and data arguments,
7113 add insn, insn_list and def_map. Use the arguments directly
7114 instead of using struct re_info.
7115 (find_removable_extensions): Don't call add_removable_extension
7116 through note_stores, instead just call it with single_set
7118 (find_and_remove_re): Pass curr_cand->expr instead of
7119 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
7121 2012-01-26 Michael Matz <matz@suse.de>
7123 PR tree-optimization/46590
7124 * cfgexpand.c: Revert last change (r183305).
7125 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
7127 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
7128 checking for emptiness.
7130 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7133 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
7134 non-addressable non-BLKmode base correctly.
7136 2012-01-26 Michael Matz <matz@suse.de>
7138 PR tree-optimization/48794
7139 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
7140 regions referenced from RESX/EH_DISPATCH.
7142 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7144 * config/s390/s390.h: Make BRANCH_COST an option.
7145 * config/s390/s390.opt: New option -mbranch-cost.
7147 2012-01-26 Richard Henderson <rth@redhat.com>
7149 Revert 2012-01-24 change:
7150 * trans-mem.c (requires_barrier): Do not instrument thread local
7151 variables and emit save/restore for them.
7153 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7156 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
7159 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
7161 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
7164 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
7167 Rename __pgm to __flash.
7168 Rename __pgm1 to __flash1.
7169 Rename __pgm2 to __flash2.
7170 Rename __pgm3 to __flash3.
7171 Rename __pgm4 to __flash4.
7172 Rename __pgm5 to __flash5.
7173 Rename __pgmx to __memx.
7174 * doc/extend.texi (AVR Named Address Spaces)
7175 Rename address space names as indicated above.
7176 * config/avr/avr.c (avr_addrspace): Ditto.
7178 * config/avr/avr-protos.h
7179 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
7180 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
7181 * config/avr/predicates.md: Ditto.
7182 * config/avr/avr.c Ditto, and
7183 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
7184 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
7186 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
7187 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
7188 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
7189 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
7190 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
7191 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
7192 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
7193 * config/avr/avr.c: Ditto.
7194 * config/avr/avr.md: Ditto.
7196 2012-01-25 Jason Merrill <jason@redhat.com>
7199 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
7201 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7203 PR tree-optimization/51987
7204 * tree-data-ref.c (get_references_in_stmt): Handle references in
7205 non-volatile GIMPLE_ASM.
7207 2012-01-25 Richard Guenther <rguenther@suse.de>
7209 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
7210 bases are dereferenced.
7212 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7214 PR rtl-optimization/48374
7215 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
7217 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7219 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
7220 compute_data_dependences_for_loop returns false.
7221 * tree-parloops.c (loop_parallel_p): Likewise.
7223 2012-01-25 Richard Guenther <rguenther@suse.de>
7225 * tree.h (get_pointer_alignment_1): Declare.
7226 * builtins.c (get_pointer_alignment_1): New function.
7227 (get_pointer_alignment): Use it.
7229 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7231 PR rtl-optimization/48308
7232 * combine.c (enum undo_kind): Add UNDO_LINKS.
7233 (struct undo): Add member l to other_contents and where.
7234 (do_SUBST_LINK): New.
7236 (try_combine): Handle LOG_LINKS for the dummy i1 case.
7237 (undo_all): Handle UNDO_LINKS.
7239 2012-01-25 Richard Henderson <rth@redhat.com>
7241 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
7244 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7246 * optabs.c (gen_atomic_test_and_set): Use each argument.
7248 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7250 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
7251 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
7252 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
7253 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
7254 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
7255 TARGET_PAIRED_SINGLE_FLOAT.
7257 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7259 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7260 (in_struct, return_val): Remove MEM documentation.
7261 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
7262 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7263 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
7265 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7266 * cfgexpand.c (add_alias_set_conflicts): Likewise.
7267 * expr.c (store_field): Likewise.
7268 * function.c (assign_stack_temp_for_type): Likewise.
7269 * ifcvt.c (noce_try_cmove_arith): Likewise.
7270 * reload1.c (reload): Likewise.
7271 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
7272 (alpha_set_memflags): Likewise.
7273 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
7275 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7277 * rtl.h (true_dependence, canon_true_dependence): Remove varies
7279 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
7280 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
7281 (true_dependence_1, true_dependence, canon_true_dependence): Remove
7283 * cselib.c (cselib_rtx_varies_p): Delete.
7284 (cselib_invalidate_mem): Update call to canon_true_dependence.
7285 * dse.c (record_store, check_mem_read_rtx): Likewise.
7286 (scan_reads_nospill): Likewise.
7287 * cse.c (check_dependence): Likewise.
7288 (cse_rtx_varies_p): Delete.
7289 * expr.c (safe_from_p): Update call to true_dependence.
7290 * ira.c (validate_equiv_mem_from_store): Likewise.
7291 (memref_referenced_p): Likewise.
7292 * postreload-gcse.c (find_mem_conflicts): Likewise.
7293 * sched-deps.c (sched_analyze_2): Likewise.
7294 * store-motion.c (load_kills_store): Likewise.
7295 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
7296 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7297 (compute_transp): Update call to canon_true_dependence.
7299 2012-01-25 Richard Henderson <rth@redhat.com>
7301 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
7302 (maybe_emit_atomic_test_and_set): New.
7303 (expand_sync_lock_test_and_set): Use it.
7304 (expand_atomic_test_and_set): Likewise.
7305 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
7306 the implementation; clarify implementation defined details.
7307 * doc/md.texi (atomic_test_and_set): Document.
7309 2012-01-25 Richard Henderson <rth@redhat.com>
7311 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
7313 2012-01-25 Richard Henderson <rth@redhat.com>
7316 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
7317 to effect no-op split.
7319 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7322 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
7323 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
7324 (BT_FN_VOID_PTR_INT_SIZE): New.
7325 (BT_FN_UINT_UINT_VAR): Remove.
7326 (BT_FN_UINT32_UINT32_VAR): New.
7327 (BT_FN_DOUBLE_VPTR): Remove.
7328 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
7330 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
7331 (_ITM_changeTransactionMode): Same.
7332 (_ITM_memmoveRtWt): Change return type to void.
7333 (_ITM_memcpyRtWt): Same.
7334 (_ITM_memsetW): Same.
7335 (_ITM_RaRD): Change types to double.
7340 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
7342 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7343 Patrick Marlier <patrick.marlier@gmail.com>
7345 * trans-mem.c (requires_barrier): Do not instrument thread local
7346 variables and emit save/restore for them.
7348 2012-01-24 Jason Merrill <jason@redhat.com>
7351 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
7352 output static aliases.
7354 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7357 * common.opt (-pie, -shared, pie, shared): Change from Common to
7359 * gcc.c (display_help): Display help for -pie and -shared.
7361 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
7364 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
7365 Remove note on size/offset limitation.
7366 (AVR Variable Attributes): Add example how to read data located
7367 with progmem. Refer to named address spaces.
7368 * doc/invoke.texi (AVR Options): Fix typo.
7370 2012-01-24 Richard Guenther <rguenther@suse.de>
7372 Forward-port to trunk
7373 2010-09-21 Jakub Jelinek <jakub@redhat.com>
7376 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
7377 op0 isn't sufficiently aligned and there is movmisalignM
7378 insn for mode, use it to load op0 into a temporary register.
7380 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7383 * target.def (const_not_ok_for_debug_p): New hook.
7384 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
7386 * doc/tm.texi: Regenerated.
7387 * dwarf2out.c (const_ok_for_output_1): If
7388 targetm.const_not_ok_for_debug_p returns true, fail.
7389 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
7391 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
7393 2012-01-23 Kai Tietz <ktietz@redhat.com>
7396 * config/i386/predicates.md (symbolic_operand): Allow
7397 UNSPEC_PCREL as PIC expression for lea.
7398 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
7399 * config/i386/i386.c (ix86_delegitimize_address): Handle
7400 UNSPEC_PCREL for none-MEM, too.
7402 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7404 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
7405 (ipa_tm_create_version_alias): Same.
7407 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
7410 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
7411 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
7413 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7414 Patrick Marlier <patrick.marlier@gmail.com>
7415 Iain Sandoe <developer@sandoe-acoustics.co.uk>
7418 * lto-wrapper.c (run_gcc): Pass the LTO section name to
7419 simple_object_start_read.
7421 2012-01-23 Richard Guenther <rguenther@suse.de>
7424 PR tree-optimization/51895
7425 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
7426 parameter decomposition into BLKmode components.
7428 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
7430 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
7431 fake variables for restrict-qualified pointers whose pointed-to type
7432 contains a placeholder.
7434 2012-01-23 Richard Guenther <rguenther@suse.de>
7436 PR tree-optimization/51949
7437 * ipa-split.c (execute_split_functions): Do not split malloc functions.
7439 2012-01-23 Jakub Jelinek <jakub@redhat.com>
7441 PR rtl-optimization/51933
7442 * ree.c (transform_ifelse): Return true right away if dstreg is
7443 already wider or equal to cand->mode.
7444 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
7445 (make_defs_and_copies_lists): Remove defs_list and copies_list
7446 arguments, add state argument, just truncate state->work_list
7447 instead of always allocating and freeing the vector. Assert that
7448 get_defs succeeds instead of returning 2. Changed return type to bool.
7449 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
7450 have ext_src_mode, see if it has been modified already with the
7451 right kind of extension and has been extended before from the
7452 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7453 just return true. Remember the original mode in state->modified array.
7454 (combine_reaching_defs): Add state argument. Don't allocate and
7455 free here def_list, copied_list and vec vectors, instead just
7456 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7457 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7458 Add state variable, clear vectors in it, initialize state.modified
7459 if needed. Free all the vectors at the end and state.modified too.
7460 Don't skip a candidate if the extension expression has been modified.
7462 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7465 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7466 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7467 (extra_options) interix.opt -> i386/interix.opt"
7468 (extra_objs):Add winnt-stubs.o
7469 * configure.ac: Add interix to target_os .comm on PE check.
7470 * configure: Regenerate.
7471 * config/interix3.h: Delete and move bits to..
7472 * config/interix.h: Delete and move bits to..
7473 * config/i386/i386-interix3.h: Delete and move bits to..
7474 * config/i386/i386-interix.h: ..here.
7475 (TARGET_CPU_DEFAULT): Remove redefinition.
7476 (TARGET_ASM_CONSTRUCTOR): Undefine.
7477 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7478 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7479 (PTRDIFF_TYPE): Define.
7480 (LONG_DOUBLE_TYPE_SIZE): Define.
7481 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7482 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7483 (TARGET_SECTION_TYPE_FLAGS): Define.
7484 (ASM_DECLARE_FUNCTION_NAME): Define.
7485 (ASM_OUTPUT_EXTERNAL): Define.
7486 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7487 (ASM_OUTPUT_ALIGNED_BSS): Define.
7488 (PCC_BITFIELD_TYPE_MATTERS): Define.
7489 (USE_CONST_SECTION): Define.
7490 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7491 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7492 (SUPPORTS_ONE_ONLY): Remove.
7493 (I386_PE_STRIP_ENCODING): Define.
7494 * config/interix.opt: Delete and move bits to..
7495 * config/i386/interix.opt: ..here. New.
7496 (mpe-aligned-commons): Add.
7497 * config/i386/t-interix: Add copyright header.
7498 (winnt-stubs.o): Add rule.
7500 2012-01-22 Jason Merrill <jason@redhat.com>
7503 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7504 for extra name aliases.
7506 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7508 PR rtl-optimization/51924
7509 * ree.c (combine_set_extension): Improve debugging message.
7510 (combine_reaching_defs): Likewise.
7511 (get_defs): Rename confusingly named variable.
7512 (find_and_remove_re): Skip a candidate if the extension expression has
7515 2012-01-21 Robert Millan <rmh@gnu.org>
7516 Gerald Pfeifer <gerald@pfeifer.com>
7518 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7519 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7521 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7523 PR tree-optimization/51914
7524 * tree-vect-stmts.c (vectorizable_conversion): For
7525 cvt_type && modifier == WIDEN, put temporary with cvt_type
7526 at the beginning of vec_dsts and set vec_dest to temporary
7529 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7531 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7533 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7535 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7536 * config/rs6000/rs6000.c: Likewise.
7538 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7541 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7542 output_move_double on a copy of operands array.
7544 2012-01-20 Cary Coutant <ccoutant@google.com>
7545 Dodji Seketeli <dodji@redhat.com>
7548 * dwarf2out.c (copy_declaration_context): Return ref to parent
7549 of declaration DIE, if necessary.
7550 (remove_child_or_replace_with_skeleton): Add new parameter; update
7551 caller. Place skeleton DIE under parent DIE of original declaration.
7552 Move call to copy_declaration_context to here ...
7553 (break_out_comdat_types): ... from here.
7555 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7557 PR rtl-optimization/51856
7558 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7561 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7564 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7565 hints for neon loads and stores.
7567 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7571 * doc/extend.texi (Named Address Spaces): Split into subsections.
7572 (AVR Named Address Spaces): New subsection.
7573 (M32C Named Address Spaces): New subsection.
7574 (RL78 Named Address Spaces): New subsection.
7575 (SPU Named Address Spaces): New subsection.
7576 (Variable Attributes): New anchor "AVR Variable Attributes".
7577 (AVR Variable Attributes): Rewrite and avoid wording
7578 "address space" in this context.
7579 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7580 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7581 (AVR Built-in Macros): New subsubsection therein.
7582 * doc/md.texi (AVR constraints): Remove "C04", "R".
7584 2012-01-20 Richard Guenther <rguenther@suse.de>
7586 PR tree-optimization/51903
7587 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7588 when removing stmts.
7590 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7593 * config/arm/arm.c (arm_load_pic_register): Use
7594 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7595 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7596 (arm_pic_static_addr): Likewise.
7597 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7598 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7599 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7600 (pic_load_addr_unified): New.
7602 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7605 * function.c (instantiate_virtual_regs_in_insn): Use
7606 delete_insn_and_edges when removing a wrong asm insn.
7608 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7610 PR rtl-optimization/40761
7611 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7612 Add new member loop_num.
7613 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7614 (ira_build): Remove the parameter.
7616 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7617 (ira.c): Do not build CFG loops for one region allocation. Remove
7618 argument from ira_build call.
7620 * ira-build.c (init_loop_tree_node): New function.
7621 (create_loop_tree_nodes): Use it. Separate the case when CFG
7622 loops are not built.
7623 (more_one_region_p): Check current_loops.
7624 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7626 (add_loop_to_tree): Process loop equal to NULL too.
7627 (form_loop_tree): Separate the case when CFG loops are not built.
7628 Use explicitly number for the root.
7629 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7631 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7632 instead of loop->num.
7633 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7634 (mark_all_loops_for_removal): Ditto.
7635 (remove_unnecessary_regions): Separate the case when CFG loops
7637 (ira_build): Remove the parameter. Use explicit number of regions
7638 when CFG loops are not built.
7640 * ira-color.c (print_loop_title): Separate the case for the root node.
7641 Use loop_num instead of loop->num.
7642 (move_spill_restore): Use loop_num instead of loop->num.
7644 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7645 (change_loop): Ditto.
7646 (change_loop): Use loop_num instead of loop->num.
7648 * ira-lives.c (process_bb_node_lives): Ditto.
7650 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7652 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7654 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7657 * tree-mudflap.c (mf_artificial): New function.
7658 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7659 mx_register_decls, mudflap_enqueue_decl): Use it.
7662 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7663 numbers in the insn pattern.
7665 2012-01-19 Michael Matz <matz@suse.de>
7667 PR tree-optimization/46590
7668 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7669 use it in remembering which conflicts we already created.
7670 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7673 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7676 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7677 (merge_and_complain): Same.
7679 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7682 * config/initfini-array.h: Guard content of the header
7683 with #ifdef HAVE_INITFINI_ARRAY.
7684 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7685 Add initfini-array.h to tm_file here.
7686 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7687 * config.gcc: Don't add initfini-array.h to tm_file here.
7688 * configure: Regenerated.
7690 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7692 PR rtl-optimization/51505
7693 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7694 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7695 (df_note_bb_compute): Update the call to df_kill_notes.
7697 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7699 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7701 2012-01-18 Richard Guenther <rguenther@suse.de>
7703 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7704 of conversions to void *.
7706 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7707 Richard Sandiford <rdsandiford@googlemail.com>
7711 * optabs.h (simplify_expand_binop): Declare.
7712 * optabs.c (simplify_expand_binop): Make global.
7713 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7714 endian targets if the source cannot be exactly covered by word
7717 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7720 * hard-reg-set.h (struct hard_reg_set_container): New type.
7721 * target.h (struct hard_reg_set_container): Forward declare.
7722 * target.def (set_up_by_prologue): New target hook.
7723 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7724 * doc/tm.texi: Regenerated.
7725 * function.c (thread_prologue_and_epilogue_insns): Change
7726 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7727 Call targetm.set_up_by_prologue on it.
7728 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7729 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7731 2012-01-17 Nick Clifton <nickc@redhat.com>
7733 * config/rx/rx.c (rx_can_use_simple_return): New function.
7734 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7735 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7737 2012-01-17 Richard Guenther <rguenther@suse.de>
7740 * expr.c (expand_assignment): Take address-space information
7741 from the address operand of MEM_REF and TARGET_MEM_REF.
7742 (expand_expr_real_1): Likewise.
7744 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7746 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7747 reload dump is requested.
7749 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7752 * trans-mem.c (requires_barrier): Call may_be_aliased.
7754 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7756 PR tree-optimization/51877
7757 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7758 call arguments and fndecls compare equal, instead return false if they
7759 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7760 both SSA_NAMEs that are valueized the same, or they satisfy
7763 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7765 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7767 * configure: Regenerate.
7769 2012-01-16 Jan Hubicka <jh@suse.cz>
7773 * convert.c (convert_to_integer): Use fold_convert for
7774 converting an INTEGER_CST to integer type.
7776 2012-01-16 Jason Merrill <jason@redhat.com>
7779 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7781 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7784 * config/s390/s390.c (s390_chunkify_start): Don't skip
7785 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7786 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7787 If insn is followed by NOTE_INSN_VAR_LOCATION or
7788 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7789 Don't use location of note insns.
7791 PR tree-optimization/51865
7792 * tree-inline.c (tree_function_versioning): Call remap_decl
7793 on DECL_RESULT whenever it has VOID_TYPE_P type.
7795 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7797 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7798 for calls to locally-binding MIPS16 functions if only the return
7799 type uses float regs.
7801 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7802 Richard Sandiford <rdsandiford@googlemail.com>
7804 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7805 (SYMBOL_32_HIGH): Likewise.
7806 (mips_output_tls_reloc_directive): Declare.
7807 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7808 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7809 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7810 (mips_lo_relocs, mips_hi_relocs): Make extern.
7811 (mips16_stub_function): Move up file.
7812 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7813 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7814 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7815 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7816 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7817 (mips_get_tp): Add MIPS16 support.
7818 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7819 Generalize DTPREL and TPREL handling.
7820 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7821 Add MIPS16 TLS support.
7822 (mips_output_tls_reloc_directive): New function.
7823 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7824 * config/mips/predicates.md (symbolic_operand_with_high)
7825 (tls_reloc_operand): New predicates.
7826 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7827 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7828 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7829 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7830 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7831 (*tls_get_tp_mips16_call_<mode>): Likewise.
7833 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7835 PR rtl-optimization/51821
7836 * recog.c (peep2_find_free_register): Determine clobbered registers
7839 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7842 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7843 * config/avr/avr.c: Likewise.
7844 * config/avr/avr.h: Likewise.
7846 2012-01-13 Ian Lance Taylor <iant@google.com>
7849 * tree.h (TYPE_QUALS): Add cast to int.
7850 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7852 2012-01-13 Ian Lance Taylor <iant@google.com>
7854 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7855 comparing param_index to VEC_length result.
7857 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7859 * c-decl.c: Do not include tree-mudflap.h
7860 * tree-optimize.c: Likewise.
7861 * Makefile.in: Update dependencies.
7863 2012-01-13 Richard Guenther <rguenther@suse.de>
7866 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7867 variable-sized result always use RSO.
7869 2012-01-12 DJ Delorie <dj@redhat.com>
7871 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7872 pointer type, not just the default pointer type.
7874 2012-01-09 Richard Henderson <rth@redhat.com>
7875 Denis Chertykov <chertykov@gmail.com>
7878 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7879 * config/avr/avr.c (avr_can_eliminate): Simplify.
7880 (avr_initial_elimination_offset): Likewise.
7881 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7882 (expand_epilogue): Likewise.
7883 (avr_legitimize_address): Gut.
7884 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7885 (avr_hard_regno_nregs): New.
7886 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7887 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7888 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7889 add soft frame pointer.
7890 (CALL_USED_REGISTERS): Likewise.
7891 (REG_CLASS_CONTENTS): Likewise.
7892 (REGISTER_NAMES): Likewise.
7893 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7894 (HARD_FRAME_POINTER_REGNUM): New.
7895 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7896 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7897 remove the HARD_FRAME_POINTER self-elimination.
7899 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7902 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7903 DECL_EXTERNAL when checking for initializers of progmem variables.
7905 2012-01-12 Ira Rosen <irar@il.ibm.com>
7907 PR tree-optimization/51799
7908 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7909 that the last operation is a type demotion.
7911 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7913 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7914 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7916 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7919 * combine.c (distribute_notes): If i3 is a noreturn call,
7920 allow old_size to be equal to args_size and make sure the
7921 noreturn call gets REG_ARGS_SIZE note.
7922 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7923 on noreturn calls even when the delta is 0.
7925 2012-01-11 Nathan Sidwell <nathan@acm.org>
7927 * gcov.c (STRING_SIZE): Remove.
7928 (generate_results): Erase annotations for source files with no
7929 coverage information.
7931 (output_lines): Use it.
7933 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7935 * gimple.h (gimplify_body): Remove first argument.
7936 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7937 pointer set here, instead just pass DATA to walk_tree.
7938 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7939 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7940 (unvisit_body): Likewise, but with unmark_visited.
7941 (gimplify_body): Remove BODY_P argument and adjust.
7942 (gimplify_function_tree): Adjust call to gimplify_body.
7943 * omp-low.c (finalize_task_copyfn): Likewise.
7945 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7947 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7948 (build_function_type_skip_args): Delete.
7949 * tree.c (build_function_type_skip_args): Make static and add
7950 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7951 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7952 pass it to build_function_type_skip_args.
7953 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7954 (tree_function_versioning): Likewise.
7955 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7956 build_function_decl_skip_args.
7957 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7958 and pass it to build_function_decl_skip_args/tree_function_versioning.
7959 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7960 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7961 * trans-mem.c (ipa_tm_create_version): Likewise.
7962 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7963 * tree-inline.c (declare_return_variable): Remove always-true test.
7964 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7965 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7966 * ipa-split.c (split_function): Skip the return value for the split
7967 part if it doesn't return.
7969 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7971 PR tree-optimization/49642
7972 * ipa-split.c (forbidden_dominators): New variable.
7973 (check_forbidden_calls): New function.
7974 (dominated_by_forbidden): Likewise.
7975 (consider_split): Check for forbidden dominators.
7976 (execute_split_functions): Initialize and free forbidden
7977 dominators info; call check_forbidden_calls.
7979 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7981 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7983 2012-01-11 Nick Clifton <nickc@redhat.com>
7985 * config/rx/rx.md (return): Define pattern.
7987 2012-01-11 Richard Guenther <rguenther@suse.de>
7989 * doc/extend.texi (malloc attribute): Adjust according to
7992 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7993 Patrick Marlier <patrick.marlier@gmail.com>
7996 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7997 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7998 (ipa_tm_note_irrevocable): Same.
7999 (ipa_tm_scan_irr_block): Same.
8000 (ipa_tm_decrement_clone_counts): Same.
8001 (ipa_tm_scan_irr_function): Same.
8002 (ipa_tm_create_version_alias): Same.
8003 (ipa_tm_create_version): Same.
8004 (ipa_tm_transform_calls_redirect): Same.
8005 (ipa_tm_transform_calls): Same.
8006 (ipa_tm_transform_transaction): Same.
8007 (ipa_tm_execute): Same.
8009 2012-01-10 Richard Guenther <rguenther@suse.de>
8012 * opts.c (common_handle_option): Handle -Werror.
8014 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
8016 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
8019 2012-01-10 Jason Merrill <jason@redhat.com>
8021 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
8024 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8026 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
8027 supports R_386_TLS_GD_PLT reloc.
8028 (gcc_cv_as_ix86_tlsldmplt): Check if linker
8029 supports R_386_TLS_LDM_PLT reloc.
8030 * configure: Regenerate.
8031 * config.in: Regenerate.
8033 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
8036 Extend __pgmx semantics to linearize memory.
8037 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
8038 determine if code comes inline or from libgcc.
8039 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
8040 (movmem_qi, movmem_qi): Set constraint #2 to "n".
8041 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
8042 (movmemx_qi, movmemx_hi): New insns.
8043 (xload_<mode>_libgcc): Rewrite to new insn condition.
8044 (xload_<mode>): Remove insns.
8045 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
8046 cases that don't satisfy avr_xload_libgcc_p().
8047 (avr_addr_space_convert): Allow converting in any direction.
8048 (avr_addr_space_subset_p): Return always true.
8049 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
8050 (avr_emit_movmemhi): Ditto.
8051 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
8052 (avr_out_movmem): Ditto.
8053 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
8054 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
8055 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
8056 (avr_encode_section_info): Encode 'progmem' in symbol flags.
8057 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
8059 2012-01-10 Richard Guenther <rguenther@suse.de>
8061 PR tree-optimization/50913
8062 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
8063 Require data-refs to be representable by Graphite with respect
8066 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
8068 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
8069 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
8071 2012-01-10 Tom de Vries <tom@codesourcery.com>
8073 PR rtl-optimization/51271
8074 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
8075 handling annulled branch.
8077 2012-01-10 Richard Henderson <rth@redhat.com>
8079 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
8080 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
8081 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
8082 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
8083 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
8084 arm_expand_vec_perm_const): New.
8085 * config/arm/arm-protos.h: Update.
8086 * config/arm/neon.md (UNSPEC_VCONCAT): New.
8087 (*neon_vswp<VDQX>): New.
8088 (neon_vcombine<VDX>): Use neon_split_vcombine.
8089 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
8090 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
8091 (vec_perm<VE>): New.
8093 2012-01-10 Richard Henderson <rth@redhat.com>
8095 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
8096 use it if reload_completed.
8097 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
8098 arm_output_asm_insn, arm_process_output_memory_barrier,
8099 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
8100 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
8101 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
8102 arm_process_output_sync_insn, arm_output_sync_insn,
8103 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
8104 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
8105 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
8106 (emit_unlikely_jump): New.
8107 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
8108 (arm_split_atomic_op): New.
8109 * config/arm/arm-protos.h: Update.
8110 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
8111 (struct arm_sync_generator): Remove.
8112 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
8113 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
8114 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
8115 (VUNSPEC_LL, VUNSPEC_SC): New.
8116 (sync_result, sync_memory, sync_required_value, sync_new_value,
8117 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
8118 (attr length): Don't use arm_sync_loop_insns.
8119 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
8120 (movsfcc, movdfcc): Likewise.
8121 * config/arm/constraints.md (Ua): New.
8122 * config/arm/prediates.md (mem_noofs_operand): New.
8123 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
8124 (sync_clobber, sync_t2_reqd): Remove.
8125 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
8126 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
8127 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
8128 (arm_sync_compare_and_swap<SIDI>): Remove.
8129 (arm_sync_compare_and_swap<NARROW>): Remove.
8130 (arm_sync_lock_test_and_set<SIDI>): Remove.
8131 (arm_sync_lock_test_and_set<NARROW>): Remove.
8132 (arm_sync_new_<syncop><SIDI>): Remove.
8133 (arm_sync_new_<syncop><NARROW>): Remove.
8134 (arm_sync_new_nand<SIDI>): Remove.
8135 (arm_sync_new_nand<NARROW>): Remove.
8136 (arm_sync_old_<syncop><SIDI>): Remove.
8137 (arm_sync_old_<syncop><NARROW>): Remove.
8138 (arm_sync_old_nand<SIDI>): Remove.
8139 (arm_sync_old_nand<NARROW>): Remove.
8140 (*memory_barrier): Merge arm_output_memory_barrier.
8141 (atomic_compare_and_swap<QHSD>): New.
8142 (atomic_compare_and_swap<NARROW>_1): New.
8143 (atomic_compare_and_swap<SIDI>_1): New.
8144 (atomic_exchange<QHSD>): New.
8145 (cas_cmp_operand, cas_cmp_str): New.
8146 (atomic_op_operand, atomic_op_str): New.
8147 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
8148 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
8149 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
8150 (arm_load_exclusive<NARROW>): New.
8151 (arm_load_exclusivesi, arm_load_exclusivedi): New.
8152 (arm_store_exclusive<QHSD>): New.
8154 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8156 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
8157 reload patterns if -mvsx-scalar-memory.
8159 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
8160 generated, even -mno-vsx-scalar-double was used.
8161 (vsx_xscvdpsp_scalar): Likewise.
8162 (vsx_xscvspdp_scalar2): Likewise.
8164 2012-01-09 Tom de Vries <tom@codesourcery.com>
8165 Andrew Pinski <apinski@cavium.com>
8168 * reorg.c (fill_slots_from_thread): Don't speculate
8169 frame-related insns.
8171 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
8173 * sched-int.h (bb_note): Move to...
8174 * basic-block.h: ...here.
8175 * haifa-sched.c (bb_note): Move to...
8176 * cfgrtl.c: ...here.
8177 * function.c (next_block_for_reg): New function.
8178 (move_insn_for_shrink_wrap): Likewise.
8179 (prepare_shrink_wrap): Rewrite to use the above.
8181 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
8183 * gimple.c (is_gimple_non_addressable): Remove.
8184 * gimple.h: Remove is_gimple_non_addressable.
8185 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
8186 is_gimple_non_addressable.
8187 * trans-mem.c (expand_assign_tm): Same.
8189 2012-01-09 Richard Guenther <rguenther@suse.de>
8191 PR tree-optimization/51775
8192 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
8193 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
8195 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8197 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8199 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8201 2012-01-09 Richard Guenther <rguenther@suse.de>
8203 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
8205 2012-01-08 Jan Hubicka <jh@suse.cz>
8207 PR tree-optimize/51680
8208 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
8209 on when known_vals needs to be computed; cleanup.
8211 2012-01-08 Jan Hubicka <jh@suse.cz>
8213 PR tree-optimize/51694
8214 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
8216 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
8218 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
8219 for -std=c++98 and -std=c++11 too.
8221 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
8223 * cfgloop.c (cancel_loop): Add free() of bbs array.
8225 2012-01-07 Jan Hubicka <jh@suse.cz>
8227 PR tree-optimization/51600
8228 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
8229 that benefits small functions.
8231 2012-01-07 Jan Hubicka <jh@suse.cz>
8233 * ipa-inline.c (want_inline_small_function_p): Fix formating.
8235 2012-01-07 Jan Hubicka <jh@suse.cz>
8237 PR tree-optimization/51680
8238 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
8239 whose inlining reduce unit size.
8241 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
8244 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
8245 Add canonical node to containing_mem chain after the non-canonical
8246 one, even if there weren't any locs to propagate.
8247 (remove_useless_values): Keep only canonical values.
8248 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
8249 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
8250 canonicalize mem_chain elements that are not discarded.
8252 2012-01-06 Jakub Jelinek <jakub@redhat.com>
8255 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
8256 before emitting functions.
8258 PR gcov-profile/50127
8259 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
8260 clear_aux_for_blocks.
8262 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
8265 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
8267 2012-01-06 Arnaud Charlet <charlet@adacore.com>
8269 * c-decl.c (ext_block): Moved up.
8270 (collect_all_refs, for_each_global_decl): Take ext_block into account.
8272 2012-01-06 Han Shen <shenhan@google.com>
8274 Translate built-in include paths for sysroot.
8275 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
8276 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
8278 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
8279 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
8281 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
8282 control whether sysroot should be prepended to gxx include dir.
8284 * configure: Regenerate.
8286 2012-01-06 Torvald Riegel <triegel@redhat.com>
8288 PR rtl-optimization/51771
8289 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
8290 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
8292 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8294 PR tree-optimization/51315
8295 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
8296 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
8298 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
8301 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
8302 for shrp pattern. Correctly handle and fixup shift variable.
8303 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
8305 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8308 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
8309 note when !ACCUMULATE_OUTGOING_ARGS.
8311 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8313 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
8315 (extract_range_from_unary_expr_1): Avoid useless computations.
8317 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8319 PR rtl-optimization/51767
8320 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
8321 of jump_block and add an extra edge for degenerated asm gotos.
8324 * stmt.c (check_unique_operand_names): Don't ICE during error
8325 reporting if i is from labels chain.
8328 * profile.c (branch_prob): Split bbs that have exit edge
8329 and need a fake entry edge too.
8331 2012-01-05 Jan Hubicka <jh@suse.cz>
8334 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
8337 2012-01-05 Richard Guenther <rguenther@suse.de>
8340 * tree-streamer-out.c (write_ts_optimization): New function.
8341 (streamer_write_tree_body): Call it.
8342 * tree-streamer-in.c (lto_input_ts_optimization): New function.
8343 (streamer_read_tree_body): Call it.
8344 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
8346 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8349 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
8350 * gimplify.c (gimplify_cleanup_point_expr): Save and set
8351 in_cleanup_point_expr before gimplify_stmt call and restore it
8353 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
8354 in_cleanup_point_expr is false.
8356 2012-01-05 Richard Guenther <rguenther@suse.de>
8359 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
8361 * toplev.c (process_options): Reject combining mudflap and LTO.
8362 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
8364 2012-01-05 Richard Guenther <rguenther@suse.de>
8366 PR tree-optimization/51760
8367 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
8369 (bit_value_unop): Handle UNDEFINED operands.
8370 (bit_value_binop): Likewise.
8372 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
8374 * config/avr/avr.c (avr_replace_prefix): Remove.
8375 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
8376 (avr_asm_function_rodata_section): Ditto.
8377 (avr_asm_select_section): Ditto.
8379 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
8381 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
8384 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8387 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
8388 calls that have any non-fake successor edges.
8391 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
8393 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
8395 PR tree-optimization/51624
8396 * tree-sra.c (build_ref_for_model): When replicating a chain of
8397 COMPONENT_REFs, stop as soon as the offset would become negative.
8399 2012-01-04 Jakub Jelinek <jakub@redhat.com>
8402 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
8403 in .debug_loc on the floor.
8405 2012-01-04 Andrew Pinski <apinski@cavium.com>
8407 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
8409 2012-01-04 Andrew Pinski <apinski@cavium.com>
8410 Adam Nemet <anemet@caviumnetworks.com>
8412 * config/mips/mips.md (size): Add SI and DI.
8413 (SIZE): New mode attribute.
8414 (U): New code attribute.
8415 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
8416 (mips_lbux_<mode>): Delete.
8417 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
8418 (mips_lhx): Use gen_mips_lhx_extsi.
8419 (mips_lhx_<mode>): Delete.
8421 (mips_l<size>x): New expand.
8422 (mips_lwx_<mode>): Delete.
8423 (mips_l<GPR:size>x_<P:mode>): New pattern.
8424 (*mips_lw<u>x_<P:mode>_ext): Likewise.
8425 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
8426 * config/mips/mips.c (mips_lx_address_p): New function.
8427 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
8428 (dsp64): New availability predicate.
8429 (mips_builtins): Add an entry for __builtin_mips_ldx.
8430 * config/mips/mips.h (ISA_HAS_LBX): New define.
8431 (ISA_HAS_LBUX): Likewise.
8432 (ISA_HAS_LHX): Likewise.
8433 (ISA_HAS_LHUX): Likewise.
8434 (ISA_HAS_LWX): Likewise.
8435 (ISA_HAS_LWUX): Likewise.
8436 (ISA_HAS_LDX): Likewise.
8437 * doc/extend.texi (__builtin_mips_ldx): Document.
8439 2012-01-04 Tristan Gingold <gingold@adacore.com>
8441 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
8442 when long pointers are used.
8443 * config.build (*-*-*vms*): Handle all OpenVMS targets.
8444 (alpha64-dec-*vms*, alpha*-dec-*vms*)
8445 (ia64-hp-*vms*): Remove.
8446 * config/vms/xm-vms64.h: Delete.
8448 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8451 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8453 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8455 * opts.c (finish_options): Remove duplicate sorry.
8457 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8460 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8463 2012-01-04 Richard Guenther <rguenther@suse.de>
8466 * tree.c (size_low_cst): New function.
8467 * tree.h (size_low_cst): Declare.
8468 * fold-const.c (fold_comparison): Use it to extract the low
8469 part of the POINTER_PLUS_EXPR offset.
8471 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8473 Fix clearing ZERO_REG
8474 * config/avr/avr.md (cc): Add alternative "ldi".
8475 (movqi_insn): Use it in cc attribute.
8476 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8477 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8478 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8480 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8482 * configure: Regenerate.
8484 2012-01-04 Richard Guenther <rguenther@suse.de>
8486 PR tree-optimization/49651
8487 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8488 (var_can_have_subvars): Use it.
8489 (get_constraint_for_1): Only consider subfields if there can be any.
8491 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8494 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8495 to its new canonical_cselib_val and the cselib_val was in
8496 first_containing_mem chain, but the canonical_cselib_val was not,
8497 add the latter into the chain.
8498 (cselib_invalidate_mem): Compare canonical_cselib_val of
8499 addr_list chain elt with v.
8502 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8503 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8505 (output_macinfo_op): Don't ggc_strdup fd->filename.
8506 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8507 then ggc_strdup it. Don't free inc->info or cur->info.
8508 (output_macinfo): Don't free ref->info or file->info.
8510 2012-01-03 Ira Rosen <irar@il.ibm.com>
8512 PR tree-optimization/51269
8513 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8514 first_niters a pointer.
8515 (slpeel_tree_peel_loop_to_edge): Likewise.
8516 (vect_do_peeling_for_loop_bound): Update call to
8517 slpeel_tree_peel_loop_to_edge.
8518 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8519 here. Remove it from the parameters list.
8520 (vect_do_peeling_for_alignment): Update calls and compute
8523 2012-01-03 Richard Guenther <rguenther@suse.de>
8525 PR tree-optimization/51070
8526 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8527 Properly handle calls.
8529 2012-01-03 Richard Guenther <rguenther@suse.de>
8531 PR tree-optimization/51692
8532 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8533 the LHS of allocation stmts.
8535 2012-01-03 Olivier Hainque <hainque@adacore.com>
8537 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8539 2012-01-03 Olivier Hainque <hainque@adacore.com>
8541 * collect2.c (main): In AIX specific computations for vector
8542 insertions, use CONST_CAST2 to cast from char ** to const char **.
8544 2012-01-03 Richard Guenther <rguenther@suse.de>
8547 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8548 the context of a limbo DIE when it does not already exist.
8550 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8552 PR tree-optimization/51719
8553 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8554 but direct call is, clear direct call's lhs and don't add fallthrough
8555 edge from dcall_bb to join_bb and PHIs.
8557 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8559 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8560 the instructions emitted by the pattern.
8561 ("*TDC_insn_<mode>"): Add comment.
8563 2012-01-03 Richard Guenther <rguenther@suse.de>
8566 * fold-const.c (fold_comparison): Properly canonicalize
8567 tree offset and HOST_WIDE_INT bit position.
8569 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8571 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8572 operands for extzv pattern.
8574 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8577 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8580 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8582 * doc/invoke.texi (-flto and related options): Copy-edit.
8584 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8586 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8588 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8590 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8593 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8595 * expr.h (move_by_pieces_ninsns): Declare.
8596 * expr.c (move_by_pieces_ninsns): Make external.
8597 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8598 (mips_store_by_pieces_p): Likewise.
8599 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8600 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8601 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8602 (mips_store_by_pieces_p): Likewise.
8604 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8606 * passes.c (register_one_dump_file): Free full_name.
8608 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8609 (calculate_elim_costs_all_insns): Free offsets_at and
8610 offsets_known_at at the end and clear the pointers.
8612 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8614 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8615 this option introduced in r180739.
8617 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8620 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8621 (tmake_file target=avr): Add avr/t-multilib.
8623 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8624 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8625 * config/avr/genmultilib.awk: New file.
8626 * config/avr/t-multilib: New auto-generated file.
8627 * config/avr/multilib.h: New auto-generated file.
8628 * config/avr/t-avr (AVR_MCUS): New variable.
8629 (genopt.sh): Use it.
8630 (s-mlib): Depend on t-multilib.
8631 (t-multilib, multilib.h): New dependencies.
8632 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8633 (MULTILIB_OPTIONS): Remove.
8634 (MULTILIB_MATCHES): Remove.
8635 (MULTILIB_DIRNAMES): Remove.
8636 (MULTILIB_EXCEPTIONS): Remove:
8637 * config/avr/genopt.sh: Don't use hard coded file name;
8638 pass AVR_MCUS from t-avr instead.
8640 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8642 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8644 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8646 Implement light-weight DImode support.
8647 * config/avr/avr-dimode.md: New file.
8648 * config/avr/avr.md: Include it.
8649 (adjust_len): Add plus64, compare64.
8650 (HIDI): Remove code iterator.
8651 (code_stdname): New code attribute.
8652 (rotx, rotsmode): Remove DI.
8653 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8655 * config/avr/avr-protos.h (avr_have_dimode): New.
8656 (avr_out_plus64, avr_out_compare64): New.
8657 * config/avr/avr.c (avr_out_compare): Handle DImode.
8658 (avr_have_dimode): New variable definition and initialization.
8659 (avr_out_compare64, avr_out_plus64): New functions.
8660 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8661 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8662 (avr_compare_pattern): Skip DImode comparisons.
8664 2012-01-02 Revital Eres <revital.eres@linaro.org>
8666 * ddg.c (def_has_ccmode_p): New function.
8667 (add_cross_iteration_register_deps,
8668 create_ddg_dep_from_intra_loop_link): Call it.
8670 2012-01-02 Richard Guenther <rguenther@suse.de>
8673 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8675 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8677 * gcc.c (process_command): Update copyright notice dates.
8678 * gcov.c (print_version): Likewise.
8679 * gcov-dump.c (print_version): Likewise.
8680 * mips-tfile.c (main): Likewise.
8681 * mips-tdump.c (main): Likewise.
8683 2012-01-01 Ira Rosen <irar@il.ibm.com>
8685 PR tree-optimization/51704
8686 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8687 a use is inside the basic block or loop before accessing its vect info.
8689 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8691 PR rtl-optimization/51069
8692 * cfgloopmanip.c (remove_path): Removing path making irreducible
8693 region unconditional makes BB part of the region.
8695 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8697 PR tree-optimization/51683
8698 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8699 calls with side-effects.
8700 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8702 Copyright (C) 2012 Free Software Foundation, Inc.
8704 Copying and distribution of this file, with or without modification,
8705 are permitted in any medium without royalty provided the copyright
8706 notice and this notice are preserved.