2014-12-03  Yury Gribov  <y.gribov@samsung.com>

gcc/
	* sanopt.c (maybe_get_single_definition): New function.
	(maybe_get_dominating_check): Ditto.
	(can_remove_asan_check): Ditto.
	(struct tree_map_traits): New struct.
	(struct sanopt_ctx): Use custom traits for asan_check_map.
	(maybe_optimize_ubsan_null_ifn): Move code to
	maybe_get_dominating_check.
	(maybe_optimize_asan_check_ifn): Move code and take non-SSA expressions
	into account when optimizing.
	(sanopt_optimize_walker): Optimize ASan checks even when
	recovering.

From-SVN: r218304

gcc/

	* config/i386/constraints.md (Yr): New.
	* config/i386/i386.h (reg_class): Add NO_REX_SSE_REGS.
	(REG_CLASS_NAMES): Likewise.
	(REG_CLASS_CONTENTS): Likewise.
	* config/i386/sse.md (*vec_concatv2sf_sse4_1): Add alternatives
	which use only NO_REX_SSE_REGS.
	(vec_set<mode>_0): Likewise.
	(*vec_setv4sf_sse4_1): Likewise.
	(sse4_1_insertps): Likewise.
	(*sse4_1_extractps): Likewise.
	(*sse4_1_mulv2siv2di3<mask_name>): Likewise.
	(*<sse4_1_avx2>_mul<mode>3<mask_name>): Likewise.
	(*sse4_1_<code><mode>3<mask_name>): Likewise.
	(*sse4_1_<code><mode>3): Likewise.
	(*sse4_1_eqv2di3): Likewise.
	(sse4_2_gtv2di3): Likewise.
	(*vec_extractv4si): Likewise.
	(*vec_concatv2si_sse4_1): Likewise.
	(vec_concatv2di): Likewise.
	(<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Likewise.
	(<sse4_1>_blendv<ssemodesuffix><avxsizesuffix>): Likewise.
	(<sse4_1>_dp<ssemodesuffix><avxsizesuffix>): Likewise.
	(<vi8_sse4_1_avx2_avx512>_movntdqa): Likewise.
	(<sse4_1_avx2>_mpsadbw): Likewise.
	(<sse4_1_avx2>packusdw<mask_name>): Likewise.
	(<sse4_1_avx2>_pblendvb): Likewise.
	(sse4_1_pblendw): Likewise.
	(sse4_1_phminposuw): Likewise.
	(sse4_1_<code>v8qiv8hi2<mask_name>): Likewise.
	(sse4_1_<code>v4qiv4si2<mask_name>): Likewise.
	(sse4_1_<code>v4hiv4si2<mask_name>): Likewise.
	(sse4_1_<code>v2qiv2di2<mask_name>): Likewise.
	(sse4_1_<code>v2hiv2di2<mask_name>): Likewise.
	(sse4_1_<code>v2siv2di2<mask_name>): Likewise.
	(sse4_1_ptest): Likewise.
	(<sse4_1>_round<ssemodesuffix><avxsizesuffix>): Likewise.
	(sse4_1_round<ssescalarmodesuffix>): Likewise.
	* config/i386/subst.md (mask_prefix4): New.
	* config/i386/x86-tune.def (X86_TUNE_AVOID_4BYTE_PREFIXES): New.

gcc/testsuites/

	* gcc.target/i386/sse2-init-v2di-2.c: Adjust to changed
	vec_concatv2di template.

From-SVN: r218303

	PR rtl-optimization/52714
	* combine.c (try_combine): Allow combining two insns into two
	new insns if at least one of those is a noop.

gcc/testsuite/
	* gcc.target/m68k/pr52714.c: New testcase.

From-SVN: r218302

	* target.def (fusion_priority): Wrap code with @smallexample.
	* doc/tm.texi: Regenerated.

From-SVN: r218301

re PR libstdc++/64161 (bootstrap error: condition_variable.cc:134:7: error: 'atexit' is not a member of 'std')

	PR libstdc++/64161
	* src/c++11/condition_variable.cc: Include <cstdlib>.

From-SVN: r218300

From-SVN: r218299

2014-12-02  Tobias Burnus  <burnus@net-b.de>
            Manuel López-Ibáñez  <manu@gcc.gnu.org>

        * error.c (warnings_not_errors): Use bool.
        (gfc_clear_error): Update.
        (gfc_get_errors): Ditto. Use bool argument.
        * gfortran.h (gfc_get_errors): Update prototype.
        * resolve.c (resolve_global_procedure): Update call.


Co-Authored-By: Manuel López-Ibáñez <manu@gcc.gnu.org>

From-SVN: r218296

libcpp uses diagnostic->override_column to give a custom column number to
diagnostics. This is taken into account when building the prefix, but it was
missing when placing the caret.

2014-12-03  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	* diagnostic.c (diagnostic_show_locus): Honor override_column when
	placing the caret.

From-SVN: r218295

2014-12-02  Tobias Burnus  <burnus@net-b.de>

        * download_prerequisites: Download ISL 0.14 instead of 0.12.2.

From-SVN: r218294

2014-12-02  Dmitry Vyukov  <dvyukov@google.com>
* asan.c: (asan_finish_file): Use default priority for constructors
in kernel mode.

From-SVN: r218281

	* gcc.target/i386/avx512ifma-vpmaddhuq-2.c: Define AVX512IFMA.
	* gcc.target/i386/avx512ifma-vpmaddluq-2.c: Ditto.
	* gcc.target/i386/avx512vbmi-vpermb-2.c: Define AVX512VBMI.
	* gcc.target/i386/avx512vbmi-vpermi2b-2.c: Ditto.
	* gcc.target/i386/avx512vbmi-vpermt2b-2.c: Ditto.
	* gcc.target/i386/avx512vbmi-vpmultishiftqb-2.c: Ditto.

From-SVN: r218280

	* constexpr.c (cxx_eval_check_shift_p): New function.
	(cxx_eval_binary_expression): Call it.  Set NON_CONSTANT_P if it
	returns true.

	* g++.dg/cpp0x/constexpr-shift1.C: New test.
	* g++.dg/cpp1y/constexpr-shift1.C: New test.
	* g++.dg/ubsan/pr63956.C: Add dg-errors.

From-SVN: r218279

libcpp/ChangeLog:

2014-12-02  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	* include/line-map.h (linemap_assert_fails): Declare.
	* line-map.c (linemap_position_for_loc_and_offset): Use it.

From-SVN: r218277

2014-12-02  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        * line-map.c (linemap_add): Fix typo.
        (linemap_line_start): Fix whitespace.

From-SVN: r218276

	PR target/64115
	* config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove
	invalid UNSPEC_TOCREL sanity check under ENABLE_CHECKING.

From-SVN: r218273

When searching for an usable algorithm with -minline-all-stringops,
decide_alg stops when it sees libcall even if there is a usable
algorithm.  It goes into an infinite loop.  This patch changes
decide_alg to stop searching only if there aren't any usable algorithms.
Testd on Linux/x86-64.


gcc/

	PR target/64108
	* config/i386/i386.c (decide_alg): Stop only if there aren't
	any usable algorithms.

gcc/testsuite/

	PR target/64108
	* gcc.target/i386/memset-strategy-2.c: New test.

From-SVN: r218272

re PR rtl-optimization/63718 (ARM Thumb1 bootstrap fail after fuse-caller-save info in cprop-hardreg)

2014-12-02  Tom de Vries  <tom@codesourcery.com>

	PR rtl-optimization/63718
	* config/arm/arm.c (arm_option_override): Disable fuse-caller-save for
	Thumb1.

From-SVN: r218271

	* doc/xml/manual/status_cxx2011.xml: Update.
	* doc/xml/manual/status_cxx2014.xml: Update.
	* doc/html/manual/status.html: Regenerate.

From-SVN: r218270

2014-12-02  Richard Biener  <rguenther@suse.de>

	* match.pd: When combining divisions exclude the degenerate
	case involving INT_MIN from overflow handling.

	* gcc.dg/torture/20141202-1.c: New testcase.

From-SVN: r218269

	PR ipa/63814
	* g++.dg/ipa/pr63814.C: New test.

From-SVN: r218268

  Add the missing testcase.
  (forget svn add in previous commit ...)

From-SVN: r218267

2014-12-02  Wilco Dijkstra  <wdijkstr@arm.com>

  gcc/
    ira-costs.c (scan_one_insn): Improve spill cost adjustment.

  gcc/testsuite
    gcc.target/aarch64/remat1.c: New testcase.

From-SVN: r218266

2014-12-02  Martin Jambor  <mjambor@suse.cz>

	PR ipa/63814
	* ipa-cp.c (same_node_or_its_all_contexts_clone_p): New function.
	(cgraph_edge_brings_value_p): New parameter dest, use
	same_node_or_its_all_contexts_clone_p and check availability.
	(cgraph_edge_brings_value_p): Likewise.
	(get_info_about_necessary_edges): New parameter dest, pass it to
	cgraph_edge_brings_value_p.  Update caller.
	(gather_edges_for_value): Likewise.
	(perhaps_add_new_callers): Use cgraph_edge_brings_value_p to check
	both the destination and availability.

From-SVN: r218265

	PR target/64113
	* config/alpha/alpha.md (call_value_osf_tlsgd): Do not split insn
	using post-reload splitter.  Use peephole2 pass instead.
	(call_value_osf_tlsldm): Ditto.
	(TLS_CALL): New int iterator.
	(tls): New int attribute.
	(call_value_osf_<tls>): Merge insn pattern from call_value_osf_tlsgd
	and call_value_tlsldm using TLS_CALL int iterator.

From-SVN: r218264

2014-12-02  Richard Biener  <rguenther@suse.de>
	Prathamesh Kulkarni  <bilbotheelffriend@gmail.com>

	* genmatch.c: Include hash-set.h.
	(fatal_at): Add source_location overload.
	(parser::record_operlist): New method.
	(parser::push_simplify): Likewise.
	(parser::oper_lists_set): New member.
	(parser::oper_lists): Likewise.
	(parser::parse_operation): Record seen operator list references.
	(parser::parse_c_expr): Likewise.
	(parser::parse_simplify): Init oper_lists_set and oper_lists
	and use push_simplify.
	(parser::parser): Init oper_lists_set and oper_lists.

Co-Authored-By: Prathamesh Kulkarni <bilbotheelffriend@gmail.com>

From-SVN: r218261

2014-12-02  Richard Biener  <rguenther@suse.de>

	* match.pd: Restrict division combining to trunc_div and
	exact_div.

From-SVN: r218260

2014-12-02  Richard Biener  <rguenther@suse.de>

	PR fortran/64137
	* trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc): Check
	proper expressions type, use proper type for computing
	-Huge - 1.

From-SVN: r218259

	* config/sparc/sparc.c (sparc_atomic_assign_expand_fenv):
	Remove NULL last argument from create_tmp_var calls.
	* config/mips/mips.c (mips_atomic_assign_expand_fenv): Likewise.
	* config/arm/arm-builtins.c (arm_atomic_assign_expand_fenv): Likewise.
	* config/i386/i386.c (add_condition_to_bb,
	ix86_atomic_assign_expand_fenv): Likewise.
	* config/mep/mep.c (mep_gimplify_va_arg_expr): Likewise.
	* config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
	* config/aarch64/aarch64-builtins.c
	(aarch64_atomic_assign_expand_fenv): Likewise.
	* config/stormy16/stormy16.c (xstormy16_gimplify_va_arg_expr):
	Likewise.
	* config/rs6000/rs6000.c (rs6000_atomic_assign_expand_fenv): Likewise.
	* config/alpha/alpha.c (alpha_atomic_assign_expand_fenv): Likewise.
	* config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.

From-SVN: r218257

alpha.c (alpha_gimple_fold_builtin): Use gimple_build_assign instead of gimple_build_assign_with_ops and swap the...

	* config/alpha/alpha.c (alpha_gimple_fold_builtin): Use
	gimple_build_assign instead of gimple_build_assign_with_ops and swap
	the order of first two arguments.
	* config/aarch64/aarch64-builtins.c (aarch64_gimple_fold_builtin):
	Likewise.  Remove last NULL_TREE argument.

From-SVN: r218256

	* config/abi/pre/gnu.ver: Add new exports.
	* include/std/condition_variable (notify_all_at_thread_exit): Declare.
	(__at_thread_exit_elt): New base class.
	* include/std/future: Add comments documenting the implementation.
	(__future_base::_State_baseV2::_State_baseV2()): Use brace-or-equal
	initializers and define constructor as defaulted.
	(__future_base::_State_baseV2::_M_ready): Replace member function
	with member variable.
	(__future_base::_State_baseV2::_M_set_result): Set _M_ready.
	(__future_base::_State_baseV2::_M_set_delayed_result): Define.
	(__future_base::_State_baseV2::_M_break_promise): Set _M_ready.
	(__future_base::_State_baseV2::_Make_ready): New helper class.
	(__future_base::_Deferred_state::_M_has_deferred): Remove requirement
	for caller to own mutex.
	(__future_base::_Async_state_impl::~_Async_state_impl): Call join
	directly.
	(__future_base::_Task_state_base::_M_run): Take arguments by
	reference.
	(__future_base::_Task_state_base::_M_run_delayed): Declare new pure
	virtual function.
	(__future_base::_Task_state::_M_run_delayed): Define override.
	(promise::set_value_at_thread_exit): Define.
	(promise::set_exception_at_thread_exit): Define.
	(packaged_task::make_ready_at_thread_exit): Define.
	* src/c++11/condition_variable.cc (notify_all_at_thread_exit): Define.
	* src/c++11/future.cc
	(__future_base::_State_baseV2::_Make_ready::_M_set): Define.
	* testsuite/30_threads/condition_variable/members/3.cc: New.
	* testsuite/30_threads/packaged_task/members/at_thread_exit.cc: New.
	* testsuite/30_threads/promise/members/at_thread_exit.cc: New.

From-SVN: r218255

From-SVN: r218254

testsuite/
	PR rtl-optimization/59278
	* gcc.target/sh/pr59278.c: New.

From-SVN: r218251

	PR rtl-optimization/59278
	combine (reg_dead_at_p): Consider REG_UNUSED notes.

From-SVN: r218250

From-SVN: r218249

	* combine.c (is_parallel_of_n_reg_sets): New function.
	(can_split_parallel_of_n_reg_sets): New function.
	(try_combine): If I2 is a PARALLEL of two SETs, split it into
	two insns if possible.

From-SVN: r218248

2014-12-01  Tobias Burnus  <burnus@net-b.de>
            Jack Howarth  <howarth@bromo.med.uc.edu>

        PR middle-end/64017
        * configure.ac
        * (ac_has_isl_schedule_constraints_compute_schedule):
        New check.
        * doc/install.texi (ISL): Permit ISL 0.14.
        * graphite-optimize-isl.c (getScheduleForBandList,
        * optimize_isl):
        Conditionally use ISL 0.13+ functions.
        * graphite-interchange.c: Make 'extern "C"' conditional.
        * graphite-isl-ast-to-gimple.c: Ditto.
        * graphite-poly.c: Ditto.
        * graphite-sese-to-poly.c: Ditto.
        * config.in: Regenerate.
        * gcc/configure: Regenerate.


Co-Authored-By: Jack Howarth <howarth@bromo.med.uc.edu>

From-SVN: r218247

gcc/jit/ChangeLog:
	* docs/examples/tut02-square.c (main): Release the context
	earlier, to show that this is possible.  Update error-handling
	to avoid a double-release of the context, and to avoid
	releasing a NULL result.
	* docs/intro/tutorial02.rst: Discuss gcc_jit_context_release.
	* docs/topics/functions.rst (GCC_JIT_FUNCTION_EXPORTED): Emphasize
	* docs/topics/results.rst (gcc_jit_result): Mention that this
	controls the lifetimes of machine code functions.
	(gcc_jit_result_get_code): Spell out the requirements for this
	to succeed, and the lifetime of the result.
	(gcc_jit_result_release): Mention that this invalidates any code
	that was obtained from the result.
	* docs/_build/texinfo/libgccjit.texi: Regenerate.

From-SVN: r218245

re PR c++/60859 (Value-initialization of scalar in aggregate yields "braces around scalar initializer")

/cp
2014-12-01  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/60859
	* decl.c (reshape_init_r): Do not reject value-initialization of
	scalar array element.

/testsuite
2014-12-01  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/60859
	* g++.dg/cpp0x/initlist88.C: New.

From-SVN: r218244

gcc/jit/ChangeLog:
	PR jit/64018
	* docs/intro/tutorial02.rst: Spell out lifetime of generated code.
	Add description of error-handling, taken in part from...
	* docs/topics/contexts.rst (Error-handling): Expand, and move some
	content to tutorial02.rst.
	* docs/_build/texinfo/libgccjit.texi: Regenerate.

From-SVN: r218243

From-SVN: r218242