re PR target/69894 (dependency of gcc-plugin.h not installed on aarch64-linux-gnu)

PR target/69894
PR target/69895
* config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
and m68k-devices.def.
* config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
* config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.

From-SVN: r233611

MAINTAINERS: add myself to libcpp and diagnostic messages

2016-02-22  David Malcolm  <dmalcolm@redhat.com>

* MAINTAINERS (libcpp): Add myself.
(diagnostic messages): Likewise.

From-SVN: r233608

nvptx.c (nvptx_gen_shuffle): Add support for QImode and HImode registers.

gcc/
* config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
and HImode registers.

libgomp/
* testsuite/libgomp.oacc-c-c++-common/vprop.c: New test.

From-SVN: r233607

re PR tree-optimization/69882 (Excessive reduction statements generated by SLP)

2016-02-22  Richard Biener  <rguenther@suse.de>

PR tree-optimization/69882
* tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
preserve permutations present because of gaps.
(vect_supported_load_permutation_p): Always continue checking
permutations after vect_attempt_slp_rearrange_stmts.

* gfortran.dg/vect/pr69882.f90: New testcase.

From-SVN: r233605

tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump min_profitable_estimate, rather than min_profitable_iters.

* tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
min_profitable_estimate, rather than min_profitable_iters.

From-SVN: r233604

re PR bootstrap/69885 (ICE in maybe_legitimize_operand, at optabs.c:6903 on m68k-linux-gnu)

PR target/69885
* config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
SImode for last match_operand.

* gcc.dg/pr69885.c: New test.

From-SVN: r233603

HSA: fix emission of clrsb{l,ll} builtins

* hsa-gen.c (gen_hsa_clrsb): In case of zero value,
return bitsize - 1 as the return value.

From-SVN: r233602

re PR rtl-optimization/69806 ([SH] Combine doesn't see constant)

gcc/
PR target/69806
PR target/54089
* config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
Handle negative shift counts.
* config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
force_reg on the shift constant.
(lshrsi3): Likewise.  Expand into lshrsi3_n* instead of lshrsi3_d.
(lshrsi3_d): Handle negative shift counts.

gcc/testsuite/
PR target/69806
PR target/54089
* gcc.target/sh/pr54089-10.c: New.

From-SVN: r233601

Add dot-fn to gdbhooks.py

2016-02-22  Richard Biener  <rguenther@suse.de>
    Tom de Vries  <tom@codesourcery.com>

* graph.c: Include dumpfile.h.
(print_graph_cfg): Split into three overloads.
* gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.

Co-Authored-By: Tom de Vries <tom@codesourcery.com>
From-SVN: r233600

Add dump-fn to gdbhooks.py

2016-02-22  Tom de Vries  <tom@codesourcery.com>

* gdbhooks.py (class DumpFn): Add and instantiate, adding command
dump-fn.

From-SVN: r233599

re PR middle-end/37448 (cannot compile big function)

2016-02-22  Richard Biener  <rguenther@suse.de>

PR ipa/37448
* ipa-inline-transform.c (inline_call): When not updating
overall summaries adjust self size by the growth estimate.
* ipa-inline.c (inline_to_all_callers_1): Add to the callers
hash-set, do not update overall summaries here.  Renamed from ...
(inline_to_all_callers): ... this which is now wrapping the
above and performing delayed overall summary update.
(early_inline_small_functions): Delay updating of the overall
summary.

From-SVN: r233598

Daily bump.

From-SVN: r233597

Properly initialize variable in tree-chkp.c (chkp_mark_invalid_bounds_walker)

* tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
variable.

From-SVN: r233593

Daily bump.

From-SVN: r233592

re PR fortran/69423 (Invalid optimization with deferred-length character)

2016-02-20  Paul Thomas  <pault@gcc.gnu.org>

PR fortran/69423
* trans-decl.c (create_function_arglist): Deferred character
length functions, with and without declared results, address
the passed reference type as '.result' and the local string
length as '..result'.
(gfc_null_and_pass_deferred_len): Helper function to null and
return deferred string lengths, as needed.
(gfc_trans_deferred_vars): Call it, thereby reducing repeated
code, add call for deferred arrays and reroute pointer function
results. Avoid using 'tmp' for anything other that a temporary
tree by introducing 'type_of_array' for the arrayspec type.

2016-02-20  Paul Thomas  <pault@gcc.gnu.org>

PR fortran/69423
* gfortran.dg/deferred_character_15.f90 : New test.

From-SVN: r233589

[multiple changes]

2016-02-20  Dominique d'Humieres  <dominiq@lps.ens.fr>

PR fortran/57365
gfortran.dg/allocate_with_source_18.f03: New test.

2016-02-20  Harald Anlauf  <anlauf@gmx.de>

PR fortran/52531
gfortran.dg/gomp/pr52531.f90: New test.

From-SVN: r233588

Fix whitespace in libgomp/ChangeLog

From-SVN: r233587

Fix whitespace in gcc/testsuite/ChangeLog

From-SVN: r233586

Fix whitespace in gcc/ChangeLog

From-SVN: r233585

Fix whitespace in ChangeLog

From-SVN: r233584

Remove stray log entry in gcc/ChangeLog-2015

From-SVN: r233583

Fix whitespace in MAINTAINERS

2016-02-20  Tom de Vries  <tom@codesourcery.com>

* MAINTAINERS: Fix whitespace.

From-SVN: r233582

re PR c++/69743 (function overload with variadic arguments - template instantiation depth exceeds maximum (gcc4, clang - no problem))

PR c++/69743
* call.c (remaining_arguments): No longer static.
* cp-tree.h: Declare it.
* pt.c (more_specialized_fn): Use it.

From-SVN: r233579

Daily bump.

From-SVN: r233578

re PR c++/69865 (-trigraphs option broken)

gcc/c-family/ChangeLog:
2016-02-19  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        PR c++/69865
        * c-opts.c (c_common_post_options): Move call to set_std_cxx14 from
        here...
        (c_common_init_options): ...to here.
        (set_std_cxx98): Initialize flag_isoc94 and flag_isoc99.

gcc/testsuite/ChangeLog:
2016-02-19  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        PR c++/69865
        * c-c++-common/Wshift-negative-value-6.c: Add -std=c++11 before
        -std=c++03.

From-SVN: r233574

re PR driver/69805 (ICE in greater_than_spec_func, at gcc.c:9722)

PR driver/69805
* gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
:%* in %:gt() argument.
(greater_than_spec_func): Adjust for expecting only numbers,
if there are more than two numbers, compare the last two.

* testsuite/libgomp.c/pr69805.c: New test.

From-SVN: r233573

Make-lang.in: Invoke gperf with -L C++.

2016-02-19  Jakub Jelinek  <jakub@redhat.com>
            Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * Make-lang.in: Invoke gperf with -L C++.
        * cfns.gperf: Remove prototypes for hash and libc_name_p
        inlines.
        * cfns.h: Regenerated.
        * except.c (nothrow_libfn_p): Adjust.

Co-Authored-By: Bernd Edlinger <bernd.edlinger@hotmail.de>
From-SVN: r233572

re PR c++/69826 (problem with cilkplus pragma and preprocessor variable)

PR c++/69826
* c-pragma.c (c_pp_lookup_pragma): Handle PRAGMA_CILK_GRAINSIZE.
(init_pragma): Register PRAGMA_CILK_GRAINSIZE even for
flag_preprocess_only.

* c-c++-common/cilk-plus/CK/pr69826-1.c: New test.
* c-c++-common/cilk-plus/CK/pr69826-2.c: New test.

From-SVN: r233571

invoke.texi (C++ Dialect Options): Clarify interaction of -Wnarrowing with -std.

* doc/invoke.texi (C++ Dialect Options): Clarify interaction of
-Wnarrowing with -std.

From-SVN: r233569

re PR c++/69850 (unnecessary -Wnonnull-compare warning)

PR c++/69850
* rtti.c (ifnonnull): Set TREE_NO_WARNING on the condition, use
NE_EXPR instead of EQ_EXPR and swap last two arguments on COND_EXPR.

* g++.dg/warn/Wnonnull-compare-4.C: New test.

From-SVN: r233568

Tweak comment further.

From-SVN: r233567

re PR c++/69851 (ICE:  in assign_temp, at function.c:961)

PR c++/69851
* expr.c (store_field): Don't use bit-field path if exp is
COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
and the assignment can be performed by bitwise copy.  Formatting
fix.

* g++.dg/torture/pr69851.C: New test.

From-SVN: r233566

PR testsuite/69573 - FAIL: gcc.dg/pr61053.c (test for excess errors)

Tested on x86_64 by running make check-c with
RUNTESTFLAGS='--target_board=unix/-m32/-m128bit-long-double dg.exp=pr61053.c'
gcc/testsuite/ChangeLog:
2016-01-30  Martin Sebor  <msebor@redhat.com>

PR testsuite/69573
* gcc.dg/pr61053.c: Tweaked test to avoid bogus failures.

From-SVN: r233564

Adjust fix PR c++/68948

gcc/cp/ChangeLog:

PR c++/68948
* pt.c (tsubst_baselink): Don't diagnose an invalid constructor
call here.
* semantics.c (finish_call_expr): Don't assume a constructor
call is dependent if only the "this" pointer is dependent.  When
building a constructor call, always use a dummy object.

From-SVN: r233563

re PR middle-end/69838 (Lra deletes EH_REGION)

PR middle-end/69838
* lra.c (lra_process_new_insns): If non-call exceptions are enabled,
call copy_reg_eh_region_note_forward on before and/or after sequences
and remove note from insn if it no longer can throw.

From-SVN: r233562

re PR c++/69850 (unnecessary -Wnonnull-compare warning)

PR c++/69850
* init.c (build_vec_delete_1): Set TREE_NO_WARNING on the NE_EXPR
condition.
* cp-gimplify.c (cp_fold): Propagate TREE_NO_WARNING from binary
operators if folding preserved the binop, just with different
arguments.

* g++.dg/warn/Wnonnull-compare-2.C: New test.
* g++.dg/warn/Wnonnull-compare-3.C: New test.

From-SVN: r233561

re PR c++/67767 (-Wsuggest-attribute=noreturn suggests noreturn for function which already has noreturn and cold.)

PR c++/67767
* parser.c (cp_parser_std_attribute_spec_seq): Don't assume
attr_spec is always single element chain, chain all the attributes
properly together in the right order.

* g++.dg/cpp0x/pr67767.C: New test.

From-SVN: r233560

[AArch64] Skip gcc.target/aarch64/assembler_arch_1.c if assembler does not support it

* lib/target-supports.exp: Define aarch64_asm_FUNC_ok checks
for fp, simd, crypto, crc, lse.
* doc/sourcebuild.texi (AArch64-specific attributes): Document the
above.
* gcc.target/aarch64/assembler_arch_1.c: Add aarch64_asm_lse_ok
effective target check.

From-SVN: r233559

re PR tree-optimization/69820 (Test miscompiled with -O3 option)

PR target/69820
* config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
if TARGET_AVX512BW.

* gcc.target/i386/pr69820.c: New test.

From-SVN: r233558

S/390: z13 Add missing commutative operand markers.

gcc/ChangeLog:

* config/s390/vector.md: Add missing commutative operand markers
to the patterns which qualify for one.
* config/s390/vx-builtins.md: Likewise.

From-SVN: r233556

S/390: Add single element vector types to iterators.

gcc/ChangeLog:

* config/s390/vector.md (VI, VI_QHS): Add single element vector
types to mode iterators.
(vec_double): ... and mode attribute.
* config/s390/vx-builtins.md (non_vec_int): Likewise.

From-SVN: r233555

S/390: z13 Change predicates of 128 bit add sub.

So far usage of 128 bit add/sub instruction was rejected if the second
operand was a constant because the predicate rejected this.

gcc/testsuite/ChangeLog:

* gcc.target/s390/vector/int128-1.c: New test.

gcc/ChangeLog:

* config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
Change the predicate of op2 from nonimmediate to general and let
reload fix it if necessary.

From-SVN: r233554

S/390: Add vec_sub_u128 to vecintrin.h

This adds a missing macro to the vecintrin.h header file.

gcc/ChangeLog:

* config/s390/vecintrin.h (vec_sub_u128): Define missing macro.

From-SVN: r233553

S/390: z13 fix mode in vcond expansion

For floating point vector compares the target mode is an integer mode
which accidently was used as register mode when forcing the compare
operands into regs.

gcc/ChangeLog:

* config/s390/s390.c (s390_expand_vcond): Use the compare operand
mode.

gcc/testsuite/ChangeLog:

* gcc.target/s390/vector/vec-vcond-1.c: New test.

From-SVN: r233552

S/390: Adjust movstr-1.c testcase to work with the z13 stpcpy implementation.

2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

* gcc.target/s390/md/movstr-1.c: Allow also the z13 strings
instruction pattern name to prevent the testcase from failing with
-march=z13.

From-SVN: r233551

S/390: z13 inline stpcpy implementation.

A handwritten loop for stpcpy using the new z13 vector instructions
appears to be much faster than the millicoded instruction.  However,
the implementation is much longer and therefore will only be enabled
when optimization for speed.

gcc/testsuite/ChangeLog:

* gcc.target/s390/md/movstr-2.c: New test.

gcc/ChangeLog:

* config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
* config/s390/s390.c (s390_expand_vec_movstr): New function.
* config/s390/s390.md ("movstr<P:mode>"): Call
s390_expand_vec_movstr.

From-SVN: r233550

S/390: z13 lcbb fix address operand.

gcc/ChangeLog:

2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

* config/s390/s390.md: Add missing output modifier for operand 1
to print it as address properly.

From-SVN: r233549

S/390: Add IBM z13 pipeline description

This patch adds proper support for the -mtune=z13 option by adding a
z13 pipeline description.  As started with zEC12 we mostly make use of
the sched reorder hooks to implement a grouping strategy.  However,
this time we also keep an eye at the instruction mix provided in the
out of order window to allow the hardware to exploit the different
units.

gcc/ChangeLog:

* config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
* config/s390/2964.md: New file.
* config/s390/s390.c (s390_get_sched_attrmask): Use the right set
of insn grouping attributes depending on the CPU level.
(s390_get_unit_mask): New function.
(s390_sched_score): Remove the OOO from the scheduling macros.
Add loop to calculate a score for the instruction mix.
(s390_sched_reorder): Likewise plus improve debug output.
(s390_sched_variable_issue): Rename macros as above.  Calculate
the unit distances after actually scheduling an insn.  Improve
debug output.
(s390_sched_init): Clear last_scheduled_unit_distance array.
* config/s390/s390.md: Include 2964.md.

From-SVN: r233548

S/390: Add __morestack test.

gcc/testsuite/ChangeLog:

* gcc.target/s390/morestack.c: New test.

From-SVN: r233547

S/390: PR 69625: Add test case

gcc/testsuite/ChangeLog

PR target/69625
* gcc.target/s390/pr69625.c: Add test case.

From-SVN: r233546

re PR target/69671 (FAIL: gcc.target/i386/avx512vl-vpmovqb-1.c scan-assembler-times vpmovqb[ \\t]+[^{\n]*%ymm[0-9]+[^\n]*%xmm[0-9]+{%k[1-7]}{z}(?)

PR target/69671
* config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
*avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
*avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
*avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
*avx512f_<code>v8div16qi2_mask_1): New insns.

From-SVN: r233545

mangle.c (maybe_check_abi_tags): Add for_decl parm.

* mangle.c (maybe_check_abi_tags): Add for_decl parm.  Call
mangle_decl.
(mangle_decl): Call maybe_check_abi_tags for function scope.
(mangle_guard_variable): Call maybe_check_abi_tags here.
(write_guarded_var_name): Not here.

From-SVN: r233544

Daily bump.

From-SVN: r233543

re PR testsuite/68580 (FAIL: c-c++-common/tsan/pr65400-1.c -O0 execution test)

PR testsuite/68580
* c-c++-common/tsan/pr65400-1.c (v, q, o): Make 8-byte aligned.

From-SVN: r233538

re PR bootstrap/68404 (PGO/LTO bootstrap failure on ppc64le)

[gcc]
2016-02-18  Michael Meissner  <meissner@linux.vnet.ibm.com>

PR target/68404
* config/rs6000/predicates.md (fusion_gpr_addis): Revert
2016-02-09 change.

* config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
earlyclobber from target.  Use wF constraint for fused memory
address.
(fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.

[gcc/testsuites]
2016-02-18  Michael Meissner  <meissner@linux.vnet.ibm.com>

PR target/68404
* gcc.target/powerpc/fusion.c: Revert the 2016-02-09 change.
* gcc.target/powerpc/fusion3.c: Likewise.

From-SVN: r233532

Do not emit red stack zones for a fn with no_sanitize_address

PR sanitizer/69863
* cfgexpand.c (asan_sanitize_stack_p): New function.
(partition_stack_vars): Use the function.
(expand_stack_vars): Likewise.
(defer_stack_allocation): Likewise.
(expand_used_vars): Likewise.

Co-Authored-By: Martin Liska <mliska@suse.cz>
From-SVN: r233524

re PR middle-end/69553 (Optimizations O1/O2 makes std::array value incorrect when passed to function)

2016-02-18  Richard Biener  <rguenther@suse.de>

PR middle-end/69553
* fold-const.c (operand_equal_p): Properly compare offsets for
IMAGPART_EXPR and ARRAY_REF.

* g++.dg/torture/pr69553.C: New testcase.

From-SVN: r233520

Fix PR number in changelog entries.

From-SVN: r233519

PR target/62554
        PR target/69610
gcc     * config/arm/arm.c (arm_option_override_internal): Disable
        interworking if the target does not support thumb instructions.
        (arm_reload_in_hi): Handle the case where a register to register
        move needs reloading because there is no simple pattern to handle
        it.
        (arm_reload_out_hi): Likewise.

tests   * gcc.target/arm/pr62554.c: New test.
        * gcc.target/arm/pr69610-1.c: New test.
        * gcc.target/arm/pr69610-2.c: New test.

From-SVN: r233518

re PR middle-end/69854 (ICE: tree check: expected class 'constant', have 'binary' (plus_expr) in generic_simplify_65, at generic-match.c:3110)

2016-02-18  Richard Biener  <rguenther@suse.de>

PR middle-end/69854
* match.pd: Don't use fold_binary or fold_unary for folding
constants.

* gcc.dg/torture/pr69854.c: New testcase.

From-SVN: r233516

libgo: Update to final Go 1.6 release.

    Reviewed-on: https://go-review.googlesource.com/19592

From-SVN: r233515

re PR c++/65985 (compiler segfault with assert() in constexpr constructor body)

PR c++/65985
* constexpr.c (build_constexpr_constructor_member_initializers):
Handle an additional STATEMENT_LIST.

From-SVN: r233514

re PR c++/68585 (c++14 code accepted by 4.9 not accepted by 5 and 6)

PR c++/68585
* constexpr.c (cxx_eval_bare_aggregate): Fix 'changed' detection.

From-SVN: r233513

re PR c++/68679 (gcc-5.2.1 ICE in C++11 anon union of structs with template fns, OK in gcc <= 4.9.3)

PR c++/68679
* decl2.c (reset_type_linkage_2): Look through member templates.

From-SVN: r233512

Daily bump.

From-SVN: r233511

re PR c++/69850 (unnecessary -Wnonnull-compare warning)

PR c++/69850
* gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
* gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
warn on gimple_no_warning_p statements.

* init.c (build_delete): Set TREE_NO_WARNING on ifexp.

* g++.dg/warn/Wnonnull-compare-1.C: New test.

From-SVN: r233508

re PR c++/69842 (Parameter deduction in polymorphic lambdas)

PR c++/69842
* method.c (forward_parm): Split out from...
(add_one_base_init): ...here.
* lambda.c (maybe_add_lambda_conv_op): Use it.

From-SVN: r233506

xtensa: fix libgcc build with --text-section-literals

Functions __muldf3_aux, __divdf3_aux, __mulsf3_aux and __divsf3_aux
don't start with leaf_entry, so they need explicit .literal_position,
otherwise libgcc build fails in the presence of --text-section-literals.

2016-02-17  Max Filippov  <jcmvbkbc@gmail.com>
libgcc/
* config/xtensa/ieee754-df.S (__muldf3_aux, __divdf3_aux): Add
.literal_position before the function.
* config/xtensa/ieee754-sf.S (__mulsf3_aux, __divsf3_aux):
Likewise.

From-SVN: r233505

extend.texi (C++ Attributes): Correct description of warn_unused type attribute.

* doc/extend.texi (C++ Attributes): Correct description of
warn_unused type attribute.

From-SVN: r233502

re PR libfortran/69651 ([6 Regession] Usage of unitialized pointer io/list_read.c)

2016-02-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

PR libgfortran/69651
* io/list_read.c (push_char4): Fix the pointer usage for xrealloc.

From-SVN: r233500

altivec.md (*altivec_lvxl_<mode>_internal): Output correct instruction.

[gcc]

2016-02-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

* config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
correct instruction.

[gcc/testsuite]

2012-02-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

* gcc.target/powerpc/vec-cg.c: New test.

From-SVN: r233499

re PR rtl-optimization/69609 (block reordering consumes an inordinate amount of time, REE consumes much memory)

2016-02-17  Richard Biener  <rguenther@suse.de>

PR rtl-optimization/69609
* bb-reorder.c (struct bbro_basic_block_data): Add priority member.
(find_traces_1_round): When ending a trace update cached priority
of successors.
(bb_to_key): Use cached priority when available.
(copy_bb): Initialize cached priority.
(reorder_basic_blocks_software_trace_cache): Likewise.

From-SVN: r233498

re PR testsuite/69586 (FAIL: gcc.dg/uninit-21.c for target defaulting to short enum)

2016-02-17  Richard Biener  <rguenther@suse.de>

PR testsuite/69586
* gcc.dg/uninit-21.c: Add -fno-short-enums.

From-SVN: r233497

[AArch64] PR target/69161: Don't use special predicate for CCmode comparisons in expressions that require matching modes

PR target/69161
* config/aarch64/predicates.md (aarch64_comparison_operator_mode):
New predicate.
(aarch64_comparison_operator): Break overly long line into two.
(aarch64_comparison_operation): Likewise.
* config/aarch64/aarch64.md (cstorecc4): Use
aarch64_comparison_operator_mode instead of
aarch64_comparison_operator.
(cstore<mode>4): Likewise.
(aarch64_cstore<mode>): Likewise.
(*cstoresi_insn_uxtw): Likewise.
(cstore<mode>_neg): Likewise.
(*cstoresi_neg_uxtw): Likewise.

* gcc.c-torture/compile/pr69161.c: New test.

From-SVN: r233496

[ARM] PR target/69161: Don't ignore mode when matching comparison operator in cstore-like patterns

PR target/69161
* config/arm/predicates.md (arm_comparison_operator_mode):
New predicate.
* config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
instead of arm_comparison_operator.
(*mov_negscc): Likewise.
(*mov_notscc): Likewise.
* config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
(*thumb2_mov_negscc): Likewise.
(*thumb2_mov_negscc_strict_it): Likewise.
(*thumb2_mov_notscc): Likewise.
(*thumb2_mov_notscc_strict_it): Likewise.

From-SVN: r233495

re PR target/69532 (FAIL: gcc.target/arm/{vect-,}fmaxmin.c execution test on armv7)

2016-02-17  David Sherwood  <david.sherwood@arm.com>

    gcc/testsuite:
        PR target/69532
        * gcc.target/arm/fmaxmin.c: Change effective target to arm_v8_neon_hw.
        * gcc.target/arm/vect-fmaxmin.c: Likewise.

From-SVN: r233494

As part of the final cleanup of aarch64_internal_mov_immediate a return was accidentally removed.

As part of the final cleanup of aarch64_internal_mov_immediate a return was
accidentally removed.  This causes the 2-instruction case to fallthrough
into the general case even when it found a match.  An example immediate is
0xcccccccccccccccd which was using 2 instructions in GCC5 but now requires 4.
Adding the return fixes the regressions.

2016-02-17  Wilco Dijkstra  <wdijkstr@arm.com>

    gcc/
* config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
Add missing return.

From-SVN: r233490

* gcc.dg/ifcvt-4.c: Skip on Visium.

From-SVN: r233489

visium.c (machine_libfunc_index): New enum.

* config/visium/visium.c (machine_libfunc_index): New enum.
(machine_libfuncs): New structure.
(visium_libfuncs): New static variable.
(TARGET_INIT_LIBFUNCS): Define to...
(visium_init_libfuncs): ...this.  New function.
(expand_block_move_4): Use the appropriate libfunc.
(expand_block_move_2): Likewise.
(expand_block_move_1): Likewise.
(expand_block_set_4): Likewise.
(expand_block_set_2): Likewise.
(expand_block_set_1): Likewise.
(visium_trampoline_init): Likewise.

From-SVN: r233488

msp430.c (msp430_mcu_data): Sync with data from TI's devices.csv file as of March 2016.

* config/msp430/msp430.c (msp430_mcu_data): Sync with data from
TI's devices.csv file as of March 2016.

From-SVN: r233487

exp_ch4.adb (Expand_N_Indexed_Component): Active synchronization if the prefix denotes an entity which Has_Atomic_Components.

* exp_ch4.adb (Expand_N_Indexed_Component): Active synchronization if
the prefix denotes an entity which Has_Atomic_Components.
* gcc-interface/trans.c (node_is_atomic): Return true if the prefix
denotes an entity which Has_Atomic_Components.

From-SVN: r233485

utils2.c (gnat_protect_expr): Make a SAVE_EXPR only for fat pointer or scalar types.

* gcc-interface/utils2.c (gnat_protect_expr): Make a SAVE_EXPR only
for fat pointer or scalar types.

From-SVN: r233484

re PR libstdc++/69794 (std::regex_search match failure with regex object with flags grep|icase)

2016-02-16  Tim Shen  <timshen@google.com>

PR libstdc++/69794
* include/bits/regex_scanner.h: Add different special character
sets for grep and egrep regex.
* include/bits/regex_scanner.tcc: Use _M_spec_char more uniformly.
* testsuite/28_regex/regression.cc: Add new testcase.

From-SVN: r233482

re PR c++/10200 (Weird clash with same names in different scopes)

PR c++/10200
PR c++/69753
* call.c, cp-tree.h, name-lookup.c, pt.c, search.c, semantics.c,
tree.c, typeck2.c: Revert earlier changes.
* parser.c (cp_parser_lookup_name): Ignore namespace-scope
non-type templates after -> or .

From-SVN: r233481

Daily bump.

From-SVN: r233480

re PR target/48344 (powerpc ICE with -fstack-limit-register=r2)

[gcc]

2016-02-16  Kelvin Nilsen  <kelvin@gcc.gnu.org>

PR Target/48344
* opts-global.c (handle_common_deferred_options): Introduce and
initialize two global variables to remember command-line options
specifying a stack-limiting register.
* opts.h: Add extern declarations of the two new global variables.
* emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
variable based on the values of the two new global variables.

[gcc/testsuite]

2016-02-16  Kelvin Nilsen  <kelvin@gcc.gnu.org>

PR Target/48344
* gcc.target/powerpc/pr48344-1.c: New test.

From-SVN: r233477

re PR fortran/69742 (ICE with -O3 and ASSOCIATE containing repeated expression)

2015-02-16  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR fortran/69742
* frontend-passes.c (cfe-expr_0):  Don't register functions
from within an ASSOCIATE statement.

2015-02-16  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR fortran/69742
* gfortran.dg/associate_21.f90:  New test.

From-SVN: r233474

re PR c/69835 (-Wnonnull diagnoses parameter comparisons with NULL even when those could have changed)

PR c/69835
* common.opt (Wnonnull-compare): New warning.
* doc/invoke.texi (-Wnonnull): Remove text about comparison
of arguments against NULL.
(-Wnonnull-compare): Document.
* Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
* tree-pass.h (make_pass_warn_nonnull_compare): Declare.
* passes.def (pass_warn_nonnull_compare): Add.
* gimple-ssa-nonnull-compare.c: New file.
c-family/
* c.opt (Wnonnull-compare): Enable for -Wall.
c/
* c-typeck.c (build_binary_op): Revert 2015-09-09 change.
cp/
* typeck.c (cp_build_binary_op): Revert 2015-09-09 change.
testsuite/
* c-c++-common/nonnull-1.c: Use -Wnonnull-compare instead of
-Wnonnull in dg-options.
* c-c++-common/nonnull-2.c: New test.

From-SVN: r233472

re PR c++/69657 (abs() not inlined after including math.h)

PR c++/69657
* name-lookup.c (lookup_qualified_name): Add find_hidden parm.
(set_decl_namespace): Pass it.  Complain about finding a hidden friend.
* name-lookup.h: Adjust.

From-SVN: r233470

gigi.h (maybe_debug_type): New inline function.

* gcc-interface/gigi.h (maybe_debug_type): New inline function.
* gcc-interface/misc.c (gnat_get_array_descr_info): Use it.
Call maybe_character_value on the array bounds.  Get to the base type
of the index type and call maybe_debug_type on it.
* gcc-interface/utils.c (finish_character_type): Add special treatment

From-SVN: r233469

misc.c (gnat_enum_underlying_base_type): New function.

* gcc-interface/misc.c (gnat_enum_underlying_base_type): New function.
(LANG_HOOKS_ENUM_UNDERLYING_BASE_TYPE): Define to above.

From-SVN: r233467

[AArch64] Remove AARCH64_EXTRA_TUNE_RECIP_SQRT from Cortex-A57 tuning

gcc/

* config/aarch64/aarch64.c (cortexa57_tunings): Remove
AARCH64_EXTRA_TUNE_RECIP_SQRT.

From-SVN: r233463

[Patch AArch64] Use software sqrt expansion always for -mlow-precision-recip-sqrt

gcc/

* config/aarch64/aarch64.c (use_rsqrt_p): Always use software
reciprocal sqrt for -mlow-precision-recip-sqrt.

From-SVN: r233462

[Patch AArch64] GCC 6 regression in vector performance. - Fix vector initialization to happen with lane load instructions.

gcc/

* config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
always use lane loads to construct non-constant vectors.

gcc/testsuite/

* gcc.target/aarch64/vector_initialization_nostack.c: New.

Co-Authored-By: Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
From-SVN: r233461

[Patch AArch64] Restrict 16-bit sqrdml{sa}h instructions to FP_LO_REGS

gcc/

* config/aarch64/aarch64.md
(arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
constraints for operand 3.
(aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.

From-SVN: r233460

re PR tree-optimization/69801 (gcc ICE  on valid code on x86_64-linux-gnu in "operand_equal_p")

PR middle-end/69801
* gcc.dg/pr69801.c: Add empty dg-options.

From-SVN: r233459

re PR c/64748 (OpenACC: "is not a variable" error with deviceptr())

PR c/64748

gcc/c/
* c-parser.c (c_parser_oacc_data_clause_deviceptr): Allow parms.

gcc/cp/
* parser.c (cp_parser_oacc_data_clause_deviceptr): Remove checking.
* semantics.c (finish_omp_clauses): Add deviceptr checking.

gcc/testsuite/
* c-c++-common/goacc/deviceptr-1.c: Add tests.
* g++.dg/goacc/deviceptr-1.c: New file.

From-SVN: r233458

re PR tree-optimization/69820 (Test miscompiled with -O3 option)

PR tree-optimization/69820
* tree-vect-patterns.c (type_conversion_p): Return false if
*orig_type is unsigned single precision or boolean.
(vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
Formatting fix.

* gcc.dg/vect/pr69820.c: New test.

Co-Authored-By: Richard Biener <rguenther@suse.de>
From-SVN: r233457

re PR rtl-optimization/69764 (ICE on x86_64-linux-gnu at -O0 (in decompose, at rtl.h:2107))

PR rtl-optimization/69764
PR rtl-optimization/69771
* optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
op1 is valid for GET_MODE_INNER (mode) and force it into a reg.

From-SVN: r233456

re PR tree-optimization/69776 (Wrong optimization with aliasing)

2016-02-16  Richard Biener  <rguenther@suse.de>

PR tree-optimization/69776
* tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
sets from caller.
(indirect_refs_may_alias_p): Likewise.
(refs_may_alias_p_1): Pass alias sets as from ao_ref.
* tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
according to tbaa_p.
* tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
(optimize_stmt): For redundant store discovery do not allow tbaa.

* gcc.dg/torture/pr69776-2.c: New testcase.

From-SVN: r233453