re PR target/56766 (Fails to combine (vec_select (vec_concat ...)) to (vec_merge ...))

PR target/56776
* config/i386/sse.md (*avx_addsubv4df3_1): New insn pattern.
(*avx_addsubv4df3_1s): Ditto.
(*sse3_addsubv2df3_1): Ditto.
(*sse3_addsubv2df3_1s): Ditto.
(*avx_addsubv8sf3_1): Ditto.
(*avx_addsubv8sf3_1s): Ditto.
(*sse3_addsubv4sf3_1): Ditto.
(*sse3_addsubv4sf3_1s): Ditto.

testsuite/ChangeLog:

PR target/56776
* gcc.target/i386/pr56776-1.c: New test.
* gcc.target/i386/pr56776-2.c: Ditto.

From-SVN: r224527

loongson-shift-count-truncated-1.c: Skip on mips*-mti-linux* and mips*-img-linux* targets.

2015-06-16  Steve Ellcey  <sellcey@imgtec.com>

* gcc.target/mips/loongson-shift-count-truncated-1.c:
Skip on mips*-mti-linux* and mips*-img-linux* targets.
* gcc.target/mips/loongson-simd.c: Ditto.

From-SVN: r224526

mti-linux.h (MIPS_SYSVERSION_SPEC): New.

2015-06-16  Steve Ellcey  <sellcey@imgtec.com>

* config/mips/mti-linux.h (MIPS_SYSVERSION_SPEC): New.
(SYSROOT_SUFFIX_SPEC): Update.
(SYSROOT_HEADERS_SUFFIX_SPEC): New.
(STARTFILE_PREFIX_SPEC): Update.
* config/mips/t-mti-linux (MULTILIB_EXCEPTIONS): Remove.
(MULTILIB_REQUIRED): New.
(MULTILIB_OSDIRNAMES): New.
* config/mips/t-img-linux (MULTILIB_EXCEPTIONS): Remove.
(MULTILIB_REQUIRED): New.
(MULTILIB_OSDIRNAMES): New.

From-SVN: r224525

re PR c++/66387 (ICE in make_decl_rtl with lambda)

PR c++/66387
* pt.c (tsubst_copy) [VAR_DECL]: Use process_outer_var_ref.

From-SVN: r224521

aarch64-arches.def: Add "armv8.1-a".

2015-06-16  Matthew Wahab  <matthew.wahab@arm.com>

* config/aarch64/aarch64-arches.def: Add "armv8.1-a".
* config/aarch64/aarch64-options-extensions.def: Update "fP",
"simd" and "crypto".  Add "lse", "pan", "lor" and "rdma".
* gcc/config/aarch64/aarch64.h (AARCH64_FL_LSE): New.
(AARCH64_FL_PAN): New.
(AARCH64_FL_LOR): New.
(AARCH64_FL_RDMA): New.
(AARCH64_FL_FOR_ARCH8_1): New.
* doc/invoke.texi (AArch64 Options): Add "armv8.1-a" to
-march. Add "lse", "pan", "lor", "rdma" to feature modifiers.

From-SVN: r224519

Fallout for new memory statistics infrastructure.

        * bitmap.c (dump_bitmap_statistics): Fix GNU coding style.
* hash-table.c (void dump_hash_table_loc_statistics): Add missing
guard.

From-SVN: r224518

* ChangeLog: Remove duplicate entry.

From-SVN: r224515

tree-vect-stmts.c (vectorizable_store): Adjust.

2015-06-16  Richard Biener  <rguenther@suse.de>

* tree-vect-stmts.c (vectorizable_store): Adjust.
(vectorizable_load): Likewise.
* tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
Simplify.
(vect_create_data_ref_ptr): Likewise.
(bump_vector_ptr): Adjust.

* gcc.target/i386/recip-vec-sqrtf-avx.c: Disable unrolling.

From-SVN: r224514

[Patch Testsuite obvious] gcc.target/arm/pr65647.c should not
 unconditionally add -mfloat-abi=soft

gcc/testsuite/

* gcc.target/arm/pr65647.c: Do not override -mfloat-abi directives
passed by the testsuite driver.

From-SVN: r224512

tree-vect-stmts.c (vectorizable_load): Properly start loads with the first element if this is grouped loads.

2015-06-16  Richard Biener  <rguenther@suse.de>

* tree-vect-stmts.c (vectorizable_load): Properly start loads
with the first element if this is grouped loads.

* gcc.dg/vect/slp-perm-11.c: New testcase.

From-SVN: r224511

ARM][obvious] Fix gcc.target/arm/thumb-ifcvt.c

2015-06-16  Christophe Lyon  <christophe.lyon@linaro.org>

* gcc.target/arm/thumb-ifcvt.c: Add -mno-restrict-it to
dg-options.

From-SVN: r224509

[AArch64 Testsuite obvious] Reinstate torture-init and  torture-finalize
in advsimd-intrinsics.exp

gcc/testsuite/

* gcc.target/aarch64/advsimd-intrinsics/advsimd-intrinsics.exp:
Reinstate calls to torture-init and torture-finalize.

From-SVN: r224507

[ARM Churn] Rename LOGICAL_OP_NON_SC to LOGICAL_OP_NON_SHORT_CIRCUIT

gcc/ChangeLog:

* config/arm/arm-protos.h (struct tune_params): Rename
log_op_non_sc to log_op_non_short_circuit, and rename enum
values to expand SC to SHORT_CIRCUIT.
* config/arm/arm.c (arm_slowmul_tune): Expand LOG_OP_NON_SC
to LOG_OP_NON_SHORT_CIRCUIT.
(arm_fastmul_tune):Likewise
(arm_strongarm_tune): Likewise.
(arm_xscale_tune): Likewise.
(arm_9e_tune): Likewise.
(arm_marvell_pj4_tune): Likewise.
(arm_v6t2_tune): Likewise.
(arm_cortex_tune): Likewise.
(arm_cortex_a8_tune): Likewise.
(arm_cortex_a7_tune): Likewise.
(arm_cortex_a15_tune): Likewise.
(arm_cortex_a53_tune): Likewise.
(arm_cortex_a57_tune): Likewise.
(arm_xgene1_tune): Likewise.
(arm_cortex_a5_tune): Likewise.
(arm_cortex_a9_tune): Likewise.
(arm_cortex_a12_tune): Likewise.
(arm_v7m_tune): Likewise.
(arm_cortex_m7_tune): Likewise.
(arm_v6m_tune): Likewise.
(arm_fa726te_tune): Likewise.

From-SVN: r224506

[ARM][obvious] Fix gcc.target/arm/attr_thumb.c

* gcc.target/arm/attr_thumb.c: Add -mno-restrict-it to dg-options.

From-SVN: r224504

re PR c++/58583 ([c++11] ICE with invalid non-static data member initialization in template)

cp/
PR c++/58583
* cp-tree.h (DECL_INSTANTIATING_NSDMI_P): New.
* init.c (get_nsdmi): Check for DEFAULT_ARG in template case and
protect it from recursive instantiation.

testsuite/
PR c++/58583
* g++.dg/cpp0x/nsdmi-template14.C: New test.

From-SVN: r224502

Daily bump.

From-SVN: r224500

escape: Analyze binary expressions.

Binary expressions might contain function calls that cause an object
to escape.  Previously, there were not analyzed.

Reviewed-on: https://go-review.googlesource.com/10660

From-SVN: r224496

altivec.md: Delete UNSPEC_VMLADDUHM.

        * altivec.md: Delete UNSPEC_VMLADDUHM.
        (mulv4si3_p8): New pattern.
        (mulv4si3): Use it for POWER8.
        (mulv8hi3): Use vmladduhm with zero addend.
        (altivec_vmladduhm): Descriptive RTL.

From-SVN: r224494

aarch64.md (mov<mode>_aarch64): Change alternative 2 to use neon_move instead of mov_imm.

gcc/
* config/aarch64/aarch64.md (mov<mode>_aarch64): Change alternative 2
to use neon_move instead of mov_imm.
(movdi_aarch64): Change alternative 14 to use neon_move not fmov.
(movtf_aarch64): Change alternative 4 to use neon_move_q not fconstd.
* config/aarch64/aarch64.c (aarch64_valid_floating_const): Move
aarch64_float_const_zero_rtx_p check before TFmode check.
* config/aarch64/aarch64.md (movtf): Don't call force_reg if op1 is
an fp zero.
(movtf_aarch64): Separate ?rY alternative into two.  Adjust assembly
code and attributes to match.  Change condition from register_operand
to aarch64_reg_or_fp_zero for op1.  Change type for ldp from
neon_load1_2reg to load2.  Change type for stp from neon_store1_2reg
to store2.

From-SVN: r224493

re PR c++/51048 (Class template inheritance doesn't work well with function-local types)

/cp
2015-06-15  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/51048
* decl2.c (no_linkage_error): Do not issue a permerror if the DECL
using a local type is pure virtual.

/testsuite
2015-06-15  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/51048
* g++.dg/cpp0x/local-type1.C: New.

From-SVN: r224492

Remove dg-options -O2 in libgomp.c

2015-06-15  Tom de Vries  <tom@codesourcery.com>

* testsuite/libgomp.c/atomic-1.c: Remove dg-options "-O2".  Use
dg-additional-options for any remaining options.
* testsuite/libgomp.c/atomic-2.c: Same.
* testsuite/libgomp.c/atomic-4.c: Same.
* testsuite/libgomp.c/atomic-5.c: Same.
* testsuite/libgomp.c/atomic-6.c: Same.
* testsuite/libgomp.c/autopar-1.c: Same.
* testsuite/libgomp.c/copyin-1.c: Same.
* testsuite/libgomp.c/copyin-2.c: Same.
* testsuite/libgomp.c/copyin-3.c: Same.
* testsuite/libgomp.c/examples-4/e.53.5.c: Same.
* testsuite/libgomp.c/nestedfn-5.c: Same.
* testsuite/libgomp.c/parloops-exit-first-loop-alt-2.c: Same.
* testsuite/libgomp.c/parloops-exit-first-loop-alt-3.c: Same.
* testsuite/libgomp.c/parloops-exit-first-loop-alt-4.c: Same.
* testsuite/libgomp.c/parloops-exit-first-loop-alt.c: Same.
* testsuite/libgomp.c/pr32362-1.c: Same.
* testsuite/libgomp.c/pr32362-2.c: Same.
* testsuite/libgomp.c/pr32362-3.c: Same.
* testsuite/libgomp.c/pr39591-1.c: Same.
* testsuite/libgomp.c/pr39591-2.c: Same.
* testsuite/libgomp.c/pr39591-3.c: Same.
* testsuite/libgomp.c/pr58392.c: Same.
* testsuite/libgomp.c/pr58756.c: Same.
* testsuite/libgomp.c/simd-1.c: Same.
* testsuite/libgomp.c/simd-10.c: Same.
* testsuite/libgomp.c/simd-11.c: Same.
* testsuite/libgomp.c/simd-12.c: Same.
* testsuite/libgomp.c/simd-13.c: Same.
* testsuite/libgomp.c/simd-14.c: Same.
* testsuite/libgomp.c/simd-15.c: Same.
* testsuite/libgomp.c/simd-2.c: Same.
* testsuite/libgomp.c/simd-3.c: Same.
* testsuite/libgomp.c/simd-4.c: Same.
* testsuite/libgomp.c/simd-5.c: Same.
* testsuite/libgomp.c/simd-6.c: Same.
* testsuite/libgomp.c/simd-7.c: Same.
* testsuite/libgomp.c/simd-8.c: Same.
* testsuite/libgomp.c/simd-9.c: Same.

From-SVN: r224489

Add MERGE file to track the git revision of the most recent change in
the master gofrontend repository.

From-SVN: r224488

compiler: Don't crash when dumping ast of empty block.

Fixes golang/go#10420.

From-SVN: r224487

re PR debug/66535 (segfault in gen_subprogram_die after debug-early merge)

PR debug/66535
* dwarf2out.c (gen_subprogram_die): Do not check a parent's tag if
there is no parent.

From-SVN: r224486

Fix typo in libgomp/testsuite/libgomp.c/pr35625.c

2015-06-15  Tom de Vries  <tom@codesourcery.com>

* testsuite/libgomp.c/pr35625.c: Fix typo.

From-SVN: r224483

Remove -fopenmp in dg-options in libgomp.c

2015-06-15  Tom de Vries  <tom@codesourcery.com>

* testsuite/libgomp.c/atomic-18.c: Remove superfluous -fopenmp setting
in dg-options.
* testsuite/libgomp.c/atomic-3.c: Same.
* testsuite/libgomp.c/debug-1.c: Same.
* testsuite/libgomp.c/nqueens-1.c: Same.
* testsuite/libgomp.c/pr26171.c: Same.
* testsuite/libgomp.c/pr48591.c: Same.
* testsuite/libgomp.c/pr64824.c: Same.
* testsuite/libgomp.c/pr64868.c: Same.
* testsuite/libgomp.c/pr66133.c: Same.
* testsuite/libgomp.c/pr66199-1.c: Same.
* testsuite/libgomp.c/pr66199-2.c: Same.
* testsuite/libgomp.c/target-8.c: Same.

From-SVN: r224480

Use dg-additional-options for -std={gnu99,c99}

2015-06-15  Tom de Vries  <tom@codesourcery.com>

* testsuite/libgomp.c/collapse-3.c: Use dg-additional-options for
-std={gnu99,c99}.
* testsuite/libgomp.c/for-1.c: Same.
* testsuite/libgomp.c/for-2.c: Same.
* testsuite/libgomp.c/for-3.c: Same.
* testsuite/libgomp.c/pr35625.c: Same.
* testsuite/libgomp.c/pr39154.c: Same.
* testsuite/libgomp.c/simd-16.c: Same.
* testsuite/libgomp.c/simd-17.c: Same.

From-SVN: r224479

re PR fortran/44672 ([F08] ALLOCATE with SOURCE and no array-spec)

gcc/testsuite/ChangeLog:

2015-06-15  Andre Vehreschild  <vehre@gmx.de>

PR fortran/44672
PR fortran/45440
PR fortran/57307
* gfortran.dg/allocate_with_source_3.f90: Removed check for
unimplemented error.
* gfortran.dg/allocate_with_source_7.f08: New test.
* gfortran.dg/allocate_with_source_8.f08: New test.

gcc/fortran/ChangeLog:

2015-06-15  Andre Vehreschild  <vehre@gmx.de>

PR fortran/44672
PR fortran/45440
PR fortran/57307
* gfortran.h: Extend gfc_code.ext.alloc to carry a
flag indicating that the array specification has to be
taken from expr3.
* resolve.c (resolve_allocate_expr): Add F2008 notify
and flag indicating source driven array spec.
(resolve_allocate_deallocate): Check for source driven
array spec, when array to allocate has no explicit
array spec.
* trans-array.c (gfc_array_init_size): Get lower and
upper bound from a tree array descriptor, except when
the source expression is an array-constructor which is
fixed to be one-based.
(retrieve_last_ref): Extracted from gfc_array_allocate().
(gfc_array_allocate): Enable allocate(array, source=
array_expression) as specified by F2008:C633.
(gfc_conv_expr_descriptor): Add class tree expression
into the saved descriptor for class arrays.
* trans-array.h: Add temporary array descriptor to
gfc_array_allocate ().
* trans-expr.c (gfc_conv_procedure_call): Special handling
for _copy() routine translation, that comes without an
interface. Third and fourth argument are now passed by value.
* trans-stmt.c (gfc_trans_allocate): Get expr3 array
descriptor for temporary arrays to allow allocate(array,
source = array_expression) for array without array
specification.

From-SVN: r224477

[AArch64] Change %ld to %wd for HOST_WIDE_INT parameter.

From-SVN: r224476

Daily bump.

From-SVN: r224475

re PR ipa/66181 (/usr/include/bits/types.h:134:16: ICE: verify_type failed)

PR ipa/66181
* lto.c (compare_tree_sccs_1): Do not compare TYPE_NO_FORCE_BLK.
* lto-streamer-out.c (hash_tree): Do not hash TYPE_NO_FORCE_BLK.
* tree-streamer-out.c (pack_ts_type_common_value_fields): Do not stream
TYPE_NO_FORCE_BLK.
* tree-streamer-in.c (unpack_ts_type_common_value_fields): Likewise.

From-SVN: r224471

rtl.h (classify_insn): Declare.

gcc/
* rtl.h (classify_insn): Declare.
* emit-rtl.c (classify_insn): Move to...
* rtl.c: ...here and add generator support.
* gensupport.h (get_emit_function, needs_barrier_p): Declare.
* gensupport.c (get_emit_function, needs_barrier_p): New functions.
* genemit.c (gen_emit_seq): New function.
(gen_expand, gen_split): Use it.

From-SVN: r224470

* sv.po: Update.

From-SVN: r224468

crontab: Disable snapshots from the 4.8 branch.

2015-06-14  Richard Biener  <rguenther@suse.de>

* crontab: Disable snapshots from the 4.8 branch.

From-SVN: r224466

re PR middle-end/66325 (ICE in gcc.c-torture/execute/930408-1.c, verify_type fails with --enable-checking=yes on arm-none-eabi)

PR middle-end/66325
* c-decl.c (start_enum): Set TYPE_PACKED consistently among type
variants.

From-SVN: r224463

intrinsic.texi: Change \leq to < in descrition of imaginary part in argument to log.

2015-06-14  Thomas Koenig  <tkoenig@gcc.gnu.org>

* intrinsic.texi:  Change \leq to < in descrition of imaginary
part in argument to log.

From-SVN: r224462

Daily bump.

From-SVN: r224461

Fix comment documenting make_vector_stat

* tree.c (make_vector_stat): Fix comment to state that the
function returns a VECTOR_CST.

From-SVN: r224457

Remove stale commentary in cp/call.c

* call.c: Remove comment documenting the long-deleted
function build_method_call.

From-SVN: r224456

Emit -Waddress warnings for comparing address of reference against NULL

gcc/c-family/ChangeLog:

PR c++/65168
* c-common.c (c_common_truthvalue_conversion): Warn when
converting an address of a reference to a truth value.

gcc/cp/ChangeLog:

PR c++/65168
* typeck.c (cp_build_binary_op): Warn when comparing an address
of a reference against NULL.

gcc/testsuite/ChangeLog:

PR c++/65168
g++.dg/warn/Walways-true-3.C: New test.

From-SVN: r224455

gensupport.h (add_implicit_parallel): Declare.

gcc/
* gensupport.h (add_implicit_parallel): Declare.
* genrecog.c (add_implicit_parallel): Move to...
* gensupport.c (add_implicit_parallel): ...here.
(process_one_cond_exec): Use it.
* genemit.c (gen_insn): Likewise.

From-SVN: r224454

Add gcc.dg/parloops-exit-first-loop-alt-4.c

2015-06-13  Tom de Vries  <tom@codesourcery.com>

* gcc.dg/parloops-exit-first-loop-alt-4.c: New test.

* testsuite/libgomp.c/parloops-exit-first-loop-alt-4.c: New test.

From-SVN: r224453

Update parloops-exit-first-loop-alt{,-2,-3}.c

2015-06-13  Tom de Vries  <tom@codesourcery.com>

* testsuite/libgomp.c/parloops-exit-first-loop-alt-2.c: Add comment.
* testsuite/libgomp.c/parloops-exit-first-loop-alt.c: Same.
* testsuite/libgomp.c/parloops-exit-first-loop-alt-3.c: Add comment.
(N): Define.
(main): Use N instead of hardcoded constants.

* gcc.dg/parloops-exit-first-loop-alt-2.c: Add comment.
(main): Remove superfluous attributes.
* gcc.dg/parloops-exit-first-loop-alt-3.c: Same.
* gcc.dg/parloops-exit-first-loop-alt.c: Same.

From-SVN: r224452

re PR bootstrap/66448 (Bootstrap fails on darwin after r224161)

gcc:
PR bootstrap/66448
* passes.c (rest_of_decl_compilation): Do not register globals for
early debug if they are declared in built-ins.

From-SVN: r224451

Daily bump.

From-SVN: r224450

re PR c++/65719 (Link error with constexpr variable template)

PR c++/65719
* pt.c (tsubst_decl) [VAR_DECL]: Mark namespace-scope
variables as DECL_NOT_REALLY_EXTERN.

From-SVN: r224442

* dwarf2out.c (check_die): Protect with ENABLE_CHECKING.

From-SVN: r224431

[ifcvt][obvious] Use std::swap instead of manually swapping

* ifcvt.c (noce_try_store_flag_constants): Use std::swap instead of
manually swapping.
(noce_try_cmove_arith): Likewise.
(noce_get_alt_condition): Likewise.

From-SVN: r224429

* include/precompiled/stdc++.h: Include <codecvt> and <shared_mutex>.

From-SVN: r224425

Fix whitespace in changelog.

From-SVN: r224416

re PR libstdc++/66464 (codecvt_utf16 max_length returning incorrect value)

PR libstdc++/66464
* src/c++11/codecvt.cc (codecvt_utf16_base<char32_t>::do_max_length):
Return 4 not 3.

From-SVN: r224415

gcc/
2015-06-12  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>

        * common/config/i386/i386-common.c
        (OPTION_MASK_ISA_MWAITX_SET): New.
        (ix86_handle_option): Handle mwaitx.
        * config.gcc (i[34567]86-*-*): Add mwaitxintrin.h,
        (x86_64-*-*): Likewise.
        * config/i386/mwaitxintrin.h: New header.
        * config/i386/cpuid.h (bit_MWAITX):  Define.
        * config/i386/driver-i386.c (host_detect_local_cpu): Detect
        MWAITX support.
        * config/i386/i386.opt (mwaitx): New.
        * config/i386/i386-builtin-types.def
        (VOID_FTYPE_UNSIGNED_ UNSIGNED_UNSIGNED): New function type.
        * config/i386/i386-c.c: Define __MWAITX__ if needed.
        * config/i386/i386.c (ix86_target_string): Define -mmwaitx option.
        (PTA_MWAITX): New.
        (ix86_option_override_internal): Handle new option.
        (processor_alias_table): Added PTA_MWAITX.
        (ix86_valid_target_attribute_inner_p): Add OPT_mmwaitx.
        (ix86_builtins): Add IX86_BUILTIN_MWAITX, IX86_BUILTIN_MONITORX.
        (ix86_expand_builtin): Handle IX86_BUILTIN_MWAITX and
        IX86_BUILTIN_MONITORX  built-ins.
        * config/i386/i386.h (TARGET_MWAITX): New.
        * config/i386/i386.md (unspecv): Add UNSPEC_MWAITX and
        UNSPEC_MONITORX.
        (mwaitx):  New pattern.
        (monitorx_<mode>): New pattern.
        * config/i386/x86intrin.h: Include mwaitxintrin.h.
        * doc/extend.texi: Document monitorx and mwaitx builtins.
        * doc/invoke.texi: Document -mmwaitx option.

gcc/testsuite

2015-06-12  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>

        * gcc.target/i386/monitorx.c: New.
        * gcc.target/i386/sse-12.c: Add -mmwaitx.
        * gcc.target/i386/sse-13.c: Ditto.
        * gcc.target/i386/sse-14.c: Ditto.
        * gcc.target/i386/sse-22.c: Ditto.
        * gcc.target/i386/sse-23.c: Ditto.
        * g++.dg/other/i386-2.C: Ditto.
        * g++.dg/other/i386-3.C: Ditto.

From-SVN: r224414

Use atomics in guard.cc / remove special casing in targets.

The PowerPC, AIX, Alpha, IA64  implementations of atomic_word.h are in no
way different from what can be achieved with the generic rewrite in
Patch 1 of this series - delete these.

2015-06-12  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        * config/cpu/alpha/atomic_word.h: Remove.
        * config/cpu/ia64/atomic_word.h: Remove.
        * config/cpu/powerpc/atomic_word.h: Remove.
        * config/os/aix/atomic_word.h: Remove.
        * configure.host (atomic_word_dir) [ia64, aix*, powerpc, alpha]:
        Use generic definition.

From-SVN: r224413

Use atomics in guard.cc / remove special casing in targets.

The PowerPC, AIX, Alpha, IA64  implementations of atomic_word.h are in no
way different from what can be achieved with the generic rewrite in
Patch 1 of this series - delete these.

2015-06-12  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        * config/cpu/alpha/atomic_word.h: Remove.
        * config/cpu/ia64/atomic_word.h: Remove.
        * config/cpu/powerpc/atomic_word.h: Remove.
        * config/os/aix/atomic_word.h: Remove.
        * configure.host (atomic_word_dir) [ia64, aix*, powerpc, alpha]:
        Use generic definition.

From-SVN: r224412

Use atomics in guard.cc.

This provides proper definitions for _GLIBCXX_READ_MEM_BARRIER and
_GLIBCXX_WRITE_MEM_BARRIER, rewrites the guards in terms of proper
atomic extensions and removes internal uses of
_GLIBCXX_READ_MEM_BARRIER and _GLIBCXX_WRITE_MEM_BARRIER and replaces
them with equivalent atomics.

2015-06-12  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

PR target/66200
PR c++/66192
* * config/cpu/generic/atomic_word.h (_GLIBCXX_READ_MEM_BARRIER): Define
        (_GLIBCXX_WRITE_MEM_BARRIER): Likewise
        * include/bits/shared_ptr_base.h: Use ACQ_REL barrier.
        * include/ext/atomicity.h: Likewise.
        * include/tr1/shared_ptr.h: Likewise.
        * libsupc++/guard.cc (__test_and_acquire): Rewrite with atomics.
        Update comment.
        (__set_and_release): Likewise.
        * testsuite/20_util/shared_ptr/cons/43820_neg.cc (test01): Adjust for
line numbers.
        * testsuite/20_util/shared_ptr/cons/void_neg.cc: Likewise.
        * testsuite/tr1/2_general_utilities/shared_ptr/cons/43820_neg.cc:
Likewise.

From-SVN: r224411

emit-rtl.c (need_atomic_barrier_p): Mask model with MEMMODEL_BASE_MASK.

* emit-rtl.c (need_atomic_barrier_p): Mask model with
MEMMODEL_BASE_MASK.  Remove MEMMODEL_SYNC_* cases.

From-SVN: r224410

lto-lang.c (lto_type_for_size): Include intN types.

* lto-lang.c (lto_type_for_size): Include intN types.
(lto_type_for_mode): Likewise.

From-SVN: r224408

dbxout.c (xcoff_debug_hooks): Provide a function for register_main_translation_unit hook.

* dbxout.c (xcoff_debug_hooks): Provide a function for
register_main_translation_unit hook.

From-SVN: r224407

Daily bump.

From-SVN: r224406

re PR sanitizer/65479 (sanitizer stack trace missing frames past #0 on powerpc64)

2015-06-11  Martin Sebor  <msebor@redhat.com>

PR sanitizer/65479
* dwarf.c (struct line): Add new field idx.
(line_compare): Use it.
(add_line): Set it.
(read_line_info): Reset it.

From-SVN: r224402

rs6000.c (rs6000_pre_atomic_barrier): Remove SYNC variants cases from switch.

       * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Remove SYNC
        variants cases from switch.
        (rs6000_post_atomic_barrier): Same.
        (rs6000_expand_atomic_compare_and_swap): Use memmodel_base.
        (rs6000_expand_atomic_exchange): Same.
        (rs6000_expand_atomic_op): Same.
        * config/rs6000/sync.md (mem_thread_fence): Use memodel_base. Remove
        SYNC variants cases from switch.
        (atomic_load): Same.
        (atomic_store): Same.

From-SVN: r224401

tuple (__is_tuple_like_impl): Disambiguate array in debug and profile modes.

* include/std/tuple (__is_tuple_like_impl): Disambiguate array in
debug and profile modes.
* testsuite/25_algorithms/headers/algorithm/synopsis.cc: Adjust tests
for swap in C++11 and later.

From-SVN: r224397

pa.c (pa_output_global_address): Handle LABEL_REF plus CONST_INT for goto.

* config/pa/pa.c (pa_output_global_address): Handle LABEL_REF plus
CONST_INT for goto.

From-SVN: r224396

stringop-2.c: Fix ifdef __mips.

2015-06-11  Steve Ellcey  <sellcey@imgtec.com>

* gcc.dg/tree-prof/stringop-2.c: Fix ifdef __mips.

From-SVN: r224394

re PR bootstrap/66448 (Bootstrap fails on darwin after r224161)

PR bootstrap/66448
* dwarf2out.c (check_die): Check for common duplicate attributes.
(add_location_or_const_value_attribute): Do not add duplicate
attributes.
(gen_formal_parameter_die): Do not add DW_AT_artificial the second
time around.
(gen_struct_or_union_type_die): Bail early if TREE_ASM_WRITTEN.
(gen_type_die_with_usage): Call check_die.
(dwarf2out_decl): Only call check_die() when ENABLE_CHECKING.

From-SVN: r224393

dwarf2out.c (prune_unused_types): Handle unused top-level limbo dies.

* dwarf2out.c (prune_unused_types): Handle unused top-level limbo
dies.

From-SVN: r224391

* match.pd ((x & y) ^ (x | y)): Don't check for single_use.

From-SVN: r224390

Fix misplaced ChangeLog entries

From-SVN: r224387

re PR bootstrap/66252 (bootstrap comparison failures on sparc-linux)

PR bootstrap/66252
* config/sparc/sparc.c (hard_regno_mode_classes): Add ??? comment.
* config/sparc/sparc.md (zero_extendsidi2_insn_sp32): Use single order.
(*addx_extend_sp32): Fix pasto.
(*subx_extend): Rename into...
(*subx_extend_sp32): ...this.
(*adddi3_extend_sp32): Add earlyclobber.
(*subdi3_insn_sp32): Likewise.
(*subdi3_extend_sp32): Likewise.
(*and_not_di_sp32): Likewise.
(*or_not_di_sp32): Likewise.
(*xor_not_di_sp32): Likewise.
(*negdi2_sp32): Likewise.
(*one_cmpldi2_sp32): Likewise.

From-SVN: r224384

re PR fortran/66079 (memory leak with source allocation in internal subprogram)

2015-06-11  Paul Thomas  <pault@gcc.gnu.org>

PR fortran/66079
* trans-expr.c (gfc_conv_procedure_call): Allocatable scalar
function results must be freed and nullified after use. Create
a temporary to hold the result to prevent duplicate calls.
* trans-stmt.c (gfc_trans_allocate): Rename temporary variable
as 'source'. Deallocate allocatable components of non-variable
'source's.

2015-06-11  Paul Thomas  <pault@gcc.gnu.org>

PR fortran/66079
* gfortran.dg/allocatable_scalar_13.f90: New test

From-SVN: r224383

re PR c++/66445 (ICE with lambda in stmt expression in a template)

PR c++/66445
* constexpr.c (potential_constant_expression_1): Handle a
DECL_EXPR of TYPE_DECL.

From-SVN: r224382

re PR c++/66450 ([C++11][constexpr] Issues when delegating implicit copy constructor in constexpr function)

PR c++/66450
* constexpr.c (cxx_eval_store_expression): Avoid messing up outer
ctx->ctor.

From-SVN: r224381

Restore DW_AT_abstract_origin for cross-unit call sites

PR debug/66503

gcc/ChangeLog:
* debug.h (struct gcc_debug_hooks): Add a
register_main_translation_unit hook.
* debug.c (do_nothing_debug_hooks): Provide a function for this
new hook.
* dbxout.c (dbx_debug_hooks): Likewise.
* sdbout.c (sdb_debug_hooks): Likewise.
* vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
* dwarf2out.c (main_translation_unit): New global variable.
(dwarf2out_register_main_translation_unit): New function
implementing the new hook.
(dwarf2_debug_hooks): Assign
dwarf2out_register_main_translation_unit to this new hook.
(dwarf2out_init): Associate any main translation unit to
comp_unit_die ().
* c/c-decl.c (pop_scope): Register the main translation unit
through the new debug hook.
* cp/decl.c (cxx_init_decl_processing): Likewise.

gcc/ada/ChangeLog:
* gcc-interface/utils.c (get_global_context): Register the main
translation unit through the new debug hook.

gcc/fortran/ChangeLog:
* f95-lang.c (gfc_create_decls): Register the main translation
unit through the new debug hook.

From-SVN: r224371

match.pd ((x & y) ^ (x | y) -> x ^ y): New pattern.

* match.pd ((x & y) ^ (x | y) -> x ^ y): New pattern.

* gcc.dg/fold-xor-3.c: New test.

From-SVN: r224370

* match.pd: Use single_use throughout.

From-SVN: r224368

[ARM] Restrict MAX_CONDITIONAL_EXECUTE when -mrestrict-it is in place

* config/arm/arm.c (arm_option_params_internal): When optimising
for speed set max_insns_skipped when arm_restrict_it.

* gcc.target/arm/short-it-ifcvt-1.c: New test.
* gcc.target/arm/short-it-ifcvt-2.c: Likewise.

From-SVN: r224367

s/recogniwed/recognized

From-SVN: r224366

Add ARM/thumb pragma target

PR target/52144
* config/arm/arm-c.c (arm_cpu_cpp_builtins): Conditionally define
 macros in ...
(arm_cpu_builtins): New function.
(arm_pragma_target_parse): Call arm_cpu_builtins.
* config/arm/arm-protos.h (arm_cpu_builtins): Declare.
(arm_register_target_pragmas): Likewise.
* config/arm/arm.h (REGISTER_TARGET_PRAGMAS):
 Call arm_register_target_pragmas.
* config/arm/arm-c.c (arm_register_target_pragmas): New function.
(arm_pragma_target_parse): Likewise.

PR target/52144
* gcc.target/arm/pragma_attribute.c: New test.

From-SVN: r224365

Daily bump.

From-SVN: r224363

sh.md (tstsi_t): Add '?' modifier to 'r' alternative of the 2nd operand to fix failures for...

* config/sh/sh.md (tstsi_t): Add '?' modifier to 'r' alternative of
  the 2nd operand to fix failures for gcc.target/sh/pr49263-2.c with -mlra.

From-SVN: r224349

mangle-regparm.C (dg-optiond): Add -save-temps.

* g++.dg/abi/mangle-regparm.C (dg-optiond): Add -save-temps.

From-SVN: r224341

re PR target/66473 (ICE: in extract_insn, at recog.c:2343 (unrecognizable insn) with -mavx512f)

PR target/66473
* config/i386/i386.c (ix86_expand_vector_set): Use gen_int_mode
to prepare mask operand for AVX512 modes.

testsuite/ChangeLog:

PR target/66473
* gcc.target/i386/pr66473.c: New test.

From-SVN: r224340

re PR target/66474 (Document the use of %x in powerpc asm statements)

2015-06-10  Michael Meissner  <meissner@linux.vnet.ibm.com>

PR target/66474
* doc/md.texi (Machine Constraints): Document that on the PowerPC
if you use a constraint that targets a VSX register, you must use
%x<n> in the template.

From-SVN: r224332

re PR c++/66289 ("error: ambiguous template instantiation" with partial specialization defined in terms of alias template)

PR c++/66289
* cp-tree.h (TEMPLATE_DECL_COMPLEX_ALIAS_P): New.
* pt.c (push_template_decl_real): Set it.
(dependent_alias_template_spec_p): Use it.
(dependent_type_p_r): Use dependent_alias_template_spec_p.
(uses_all_template_parms_data, uses_all_template_parms_r)
(complex_alias_template_p): New.
(get_template_parm_index): Handle BOUND_TEMPLATE_TEMPLATE_PARM.

From-SVN: r224331

xtensa: implement trap pattern

2015-06-10  Max Filippov  <jcmvbkbc@gmail.com>
gcc/
* config/xtensa/xtensa.h (TARGET_DEBUG): New definition.
* config/xtensa/xtensa.md (define_attr "type"): New type "trap".
(define_insn "trap"): New definition.

From-SVN: r224330

tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Split out from ...

2015-06-10  Richard Biener  <rguenther@suse.de>

* tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Split
out from ...
(vect_supported_load_permutation_p): ... here.  Handle
supportable permutations in reductions.
* tree-vect-stmts.c (vectorizable_load): Handle SLP permutations
for vectorizing strided group loads.

From-SVN: r224324

re PR target/66470 (TLS ICE due to ix86_split_long_move)

PR target/66470
* config/i386/i386.c (ix86_split_long_move): For collisions
involving direct tls segment refs, move the UNSPEC_TP possibly
wrapped in ZERO_EXTEND out of the address for lea, to each of
the memory loads.

* gcc.dg/tls/pr66470.c: New test.
* gcc.target/i386/pr66470.c: New test.

From-SVN: r224319

Use dmb ish instead of dmb sy for ARM.

2015-06-10  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

* config/arm/sync.md (*memory_barrier): Use dmb ish instead of
dmb sy. Adjust tabs.

From-SVN: r224317

Fix build for ENABLE_OFFLOADING in expand_omp_target

2015-06-10  Tom de Vries  <tom@codesourcery.com>

* omp-low.c (expand_omp_target): Remove duplicate declaration of node.

From-SVN: r224316

Fix BITMAP identifier clash.

PR bootstrap/66471
* mem-stats-traits.h (enum mem_alloc_origin): Add _ORIGIN suffix for
all enum values in mem_alloc_origin.
* alloc-pool.c (dump_alloc_pool_statistics): Use newly changed enum
name.
* alloc-pool.h (pool_allocator::pool_allocator): Likewise.
* bitmap.c (bitmap_register): Likewise.
(dump_bitmap_statistics): Likewise.
* ggc-common.c (dump_ggc_loc_statistics): Likewise.
(ggc_record_overhead): Likewise.
* hash-map.h: Likewise.
* hash-set.h: Likewise.
* hash-table.c (void dump_hash_table_loc_statistics): Likewise.
* hash-table.h: Likewise.
* vec.c (vec_prefix::register_overhead): Likewise.
(vec_prefix::release_overhead): Likewise.
(dump_vec_loc_statistics): Likewise.

From-SVN: r224315

Add ARM/thumb attribute target

PR target/52144

* config/arm/arm.opt (THUMB, arm_restrict_it, inline_asm_unified): Save.
* config/arm/arm-protos.h (arm_valid_target_attribute_tree): Declare.
(arm_reset_previous_fndecl, arm_change_mode_p): Likewise.
* config/arm/arm.h (SWITCHABLE_TARGET): Define.
* config/arm/arm.c (arm_reset_previous_fndecl): New functions.
(arm_valid_target_attribute_tree, arm_change_mode_p): Likewise.
(arm_valid_target_attribute_p): Likewise.
(arm_set_current_function, arm_can_inline_p): Likewise.
(arm_valid_target_attribute_rec): Likewise.
(arm_previous_fndecl): New variable.
(TARGET_SET_CURRENT_FUNCTION, TARGET_OPTION_VALID_ATTRIBUTE_P): Define.
(TARGET_CAN_INLINE_P): Define.
(arm_asm_trampoline_template): Emit mode.
(arm_file_start): Don't set unified syntax.
(arm_declare_function_name): Set unified syntax and mode.
(arm_option_override): Init target_option_default_node.
and target_option_current_node.
* config/arm/arm.md (*call_value_symbol): Set mode when possible.
(*call_symbol): Likewise.
* doc/extend.texi: Document ARM/Thumb target attribute.
* doc/invoke.texi: Likewise.

* gcc.target/arm/attr_arm.c: New test
* gcc.target/arm/attr_arm-err.c: New test
* gcc.target/arm/attr_thumb.c: New test
* gcc.target/arm/attr_thumb-static.c: New test

From-SVN: r224314

Handle aarch64_guard1.C test

Sorry about missing this hunk in the original submission, was in my tree but I hadn't spotted this as I was playing between the original AArch64 TARGET_RELAXED_ORDER and this patch.

Applied as obvious.

2015-06-09  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

PR target/66200
PR target/66428
PR c++/66192
* g++.dg/abi/aarch64_guard1.C: Adjust test.

From-SVN: r224313

[Patch testsuite obvious] gcc.target/arm/pr65710.c should not unconditionally set -mfloat-abi=soft

gcc/testsuite/

* gcc.target/arm/pr65710.c: Do not override -mfloat-abi directives
passed by the testsuite driver.

From-SVN: r224312

Revert "[PR64164] Drop copyrename, use coalescible partition as base when optimizing."

This reverts commit c66acc7cedd89bfd22124caec44b8427c9082dac.

Conflicts:
gcc/ChangeLog
gcc/testsuite/ChangeLog

From-SVN: r224310

Daily bump.

From-SVN: r224309

Make-lang.in (jit.install-common): Install headers using INSTALL_DATA.

2015-06-09  Matthias Klose  <doko@ubuntu.com>

        * Make-lang.in (jit.install-common): Install headers using INSTALL_DATA.

From-SVN: r224305

Mark offloaded functions as parallelized

2015-06-09  Tom de Vries  <tom@codesourcery.com>

PR tree-optimization/65460
* omp-low.c (expand_omp_target): Set parallelized_function on
cgraph_node for child_fn.

From-SVN: r224303

Mark function parallelized_function before add_new_function

2015-06-09  Tom de Vries  <tom@codesourcery.com>

* omp-low.c (finalize_task_copyfn, expand_omp_taskreg): Mark function
parallelized_function before add_new_function.

From-SVN: r224302

gcc-plugin.h: Move decls to plugin.h and include it.

* gcc-plugin.h: Move decls to plugin.h and include it.
* plugin.h: Relocate decls from gcc-plugin.h
* ggc-page.c: Include required header files.
* passes.c: Likewise.
* cgraphunit.c: Likewise.

From-SVN: r224293

DR 1467 PR c++/51747

DR 1467
PR c++/51747
* typeck2.c (digest_init_r): Replace previous change with
gcc_unreachable.

From-SVN: r224289