From-SVN: r215466

https://gcc.gnu.org/ml/gcc-patches/2014-09/msg01509.html
gcc/:
        * fold-const.c (tree_swap_operands_p): Strip only sign-preserving NOPs.

From-SVN: r215465

	PR libstdc++/54316
	PR libstdc++/53626
	* config/abi/pre/gnu.ver: Add new exports.
	* config/io/basic_file_stdio.h (__basic_file): Support moving and
	swapping.
	* include/bits/basic_ios.h (basic_ios::move, basic_ios::swap):
	Likewise.
	* include/bits/ios_base.h (ios_base::_M_move, ios_base::_M_swap):
	Likewise.
	* include/bits/fstream.tcc (basic_filebuf): Likewise.
	* include/bits/move.h (__exchange): Define for C++11 mode.
	* include/ext/stdio_filebuf.h (stdio_filebuf): Support moving and
	swapping.
	* include/ext/stdio_sync_filebuf.h (stdio_sync_filebuf): Likewise.
	* include/std/fstream (basic_filebuf, basic_ifstream, basic_ofstream,
	basic_fstream): Likewise.
	* include/std/ios: Remove whitespace.
	* include/std/istream (basic_istream, basic_iostream): Support moving
	and swapping.
	* include/std/ostream (basic_ostream): Likewise.
	* include/std/sstream (basic_stringbuf, basic_istringstream,
	basic_ostringstream, basic_stringstream): Likewise.
	* include/std/streambuf (basic_streambuf): Do not default copy
	constructor and assignment on first declaration.
	* include/std/utility (exchange): Forward to __exchange.
	* testsuite/27_io/basic_filebuf/cons/char/copy_neg.cc: New.
	* src/c++11/Makefile.am: Add stream-related files.
	* src/c++11/Makefile.in: Regenerate.
	* src/c++11/ext11-inst.cc (stdio_filebuf, stdio_sync_filebuf):
	New file for explicit instantiation definitions.
	* src/c++11/ios.cc: Move from src/c++98 to here.
	(ios_base::_M_move, ios_base::_M_swap): Define.
	* src/c++11/ios-inst.cc: Move from src/c++98 to here.
	* src/c++11/iostream-inst.cc: Likewise.
	* src/c++11/istream-inst.cc: Likewise.
	* src/c++11/ostream-inst.cc: Likewise.
	* src/c++11/sstream-inst.cc: Likewise.
	* src/c++11/streambuf-inst.cc: Likewise.
	* src/c++98/Makefile.am: Remove stream-related files.
	* src/c++98/Makefile.in: Regenerate.
	* src/c++98/ext-inst.cc (stdio_filebuf): Remove explicit
	instantiations.
	* src/c++98/misc-inst.cc (stdio_sync_filebuf): Likewise.
	* src/c++98/ios-inst.cc: Move to src/c++11/.
	* src/c++98/ios.cc: Move to src/c++11/.
	* src/c++98/iostream-inst.cc: Likewise.
	* src/c++98/istream-inst.cc: Likewise.
	* src/c++98/ostream-inst.cc: Likewise.
	* src/c++98/sstream-inst.cc: Likewise.
	* src/c++98/streambuf-inst.cc: Likewise.
	* testsuite/27_io/basic_filebuf/cons/char/copy_neg.cc: New.
	* testsuite/27_io/basic_fstream/cons/move.cc: New.
	* testsuite/27_io/basic_fstream/assign/1.cc: New.
	* testsuite/27_io/basic_ifstream/cons/move.cc: New.
	* testsuite/27_io/basic_ifstream/assign/1.cc: New.
	* testsuite/27_io/basic_istringstream/assign/1.cc: New.
	* testsuite/27_io/basic_istringstream/cons/move.cc: New.
	* testsuite/27_io/basic_ofstream/cons/move.cc: New.
	* testsuite/27_io/basic_ofstream/assign/1.cc: New.
	* testsuite/27_io/basic_ostringstream/assign/1.cc: New.
	* testsuite/27_io/basic_ostringstream/cons/move.cc: New.
	* testsuite/27_io/basic_stringstream/assign/1.cc: New.
	* testsuite/27_io/basic_stringstream/cons/move.cc: New.

From-SVN: r215463

2014-09-22  Tom de Vries  <tom@codesourcery.com>

	* mklog: Add --inline option.

From-SVN: r215462

2014-09-22  Richard Biener  <rguenther@suse.de>

	* gimplify.c (gimplify_init_constructor): Do not leave
	non-GIMPLE vector constructors around.
	* tree-cfg.c (verify_gimple_assign_single): Verify that
	CONSTRUCTORs have gimple elements.

From-SVN: r215461

	PR target/63312
	* config/ia64/sfp-machine.h (FE_EX_ALL, FP_TRAPPING_EXCEPTIONS):
	New macros.

From-SVN: r215458

	PR debug/63328
	* omp-low.c (ipa_simd_modify_stmt_ops): For debug stmts
	insert a debug source bind stmt setting DEBUG_EXPR_DECL
	instead of a normal gimple assignment stmt.

	* c-c++-common/gomp/pr63328.c: New test.

From-SVN: r215454

gcc/

	* config/bfin/bfin.md: Fix use of constraints in define_split.

From-SVN: r215453

2014-09-21  Dominique d'Humieres <dominiq@lps.ens.fr>

	* resolve.c (resolve_fl_procedure): Remove duplicated lines.

From-SVN: r215452

	* g++.dg/lto/pr63270_0.C: New test.
	* g++.dg/lto/pr63270_1.C: New test.

From-SVN: r215451

gcc/
	* config/i386/i386.c (ix86_cannot_change_mode_class): Remove
	GET_MODE_SIZE (to) < GET_MODE_SIZE (from) test.

From-SVN: r215450

gcc/
	* hard-reg-set.h: Include hash-table.h.
	(target_hard_regs): Add a finalize method and a x_simplifiable_subregs
	field.
	* target-globals.c (target_globals::~target_globals): Call
	hard_regs->finalize.
	* rtl.h (subreg_shape): New structure.
	(shape_of_subreg): New function.
	(simplifiable_subregs): Declare.
	* reginfo.c (simplifiable_subreg): New structure.
	(simplifiable_subregs_hasher): Likewise.
	(simplifiable_subregs): New function.
	(invalid_mode_changes): Delete.
	(alid_mode_changes, valid_mode_changes_obstack): New variables.
	(record_subregs_of_mode): Remove subregs_of_mode parameter.
	Record valid mode changes in valid_mode_changes.
	(find_subregs_of_mode): Remove subregs_of_mode parameter.
	Update calls to record_subregs_of_mode.
	(init_subregs_of_mode): Remove invalid_mode_changes and bitmap
	handling.  Initialize new variables.  Update call to
	find_subregs_of_mode.
	(invalid_mode_change_p): Check new variables instead of
	invalid_mode_changes.
	(finish_subregs_of_mode): Finalize new variables instead of
	invalid_mode_changes.
	(target_hard_regs::finalize): New function.
	* ira-costs.c (print_allocno_costs): Call invalid_mode_change_p
	even when CLASS_CANNOT_CHANGE_MODE is undefined.

From-SVN: r215449

gcc/
	* combine.c (subst): Use simplify_subreg_regno rather than
	REG_CANNOT_CHANGE_MODE_P to detect invalid mode changes.

From-SVN: r215448

gcc/
	* rtl.h (subreg_info): Expand commentary
	* rtlanal.c (subreg_get_info): Likewise.

From-SVN: r215447

	* hard-reg-set.h (COPY_HARD_REG_SET, COMPL_HARD_REG_SET)
	(AND_HARD_REG_SET, AND_COMPL_HARD_REG_SET, IOR_HARD_REG_SET)
	(IOR_COMPL_HARD_REG_SET): Allow the "from" set to be constant.

From-SVN: r215446

	* gcc-interface/decl.c (gnat_to_gnu_entity): Adjust comment.
	* gcc-interface/utils.c (gnat_write_global_declarations): Fix typo.

From-SVN: r215445

2014-09-22  Zhenqiang Chen  <zhenqiang.chen@arm.com>

	* config/arm/arm.c: #include "tm-constrs.h"
	(thumb1_size_rtx_costs): Adjust rtx costs.

From-SVN: r215444

	* crtstuff.c (USE_EH_FRAME_REGISTRY): Let USE_EH_FRAME_REGISTRY_ALWAYS
	override USE_PT_GNU_EH_FRAME.
	[__LIBGCC_EH_FRAME_SECTION_NAME__ && !USE_PT_GNU_EH_FRAME]: Sanity-
	check USE_EH_FRAME_REGISTRY_ALWAYS against
	__LIBGCC_EH_FRAME_SECTION_NAME__, emit error if unsane.
	* Makefile.in (FORCE_EXPLICIT_EH_REGISTRY): New
	variable for substituted force_explicit_eh_registry.
	(CRTSTUFF_CFLAGS): Add FORCE_EXPLICIT_EH_REGISTRY.
	* configure.ac (explicit-exception-frame-registration):
	New AC_ARG_ENABLE.
	* configure: Regenerate.

From-SVN: r215443

From-SVN: r215442

configure.ac (target_header_dir): Move block defining this to before the block setting inhibit_libc.

	* configure.ac (target_header_dir): Move block defining
	this to before the block setting inhibit_libc.
	(inhibit_libc): When considering $with_headers, just
	check it it's explicitly "no".  If not, also check if
	$target_header_dir/stdio.h is present.  If not, set
	inhibit_libc=true.
	* configure: Regenerate.

From-SVN: r215439

From-SVN: r215438

2014-09-21  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.md (div<mode>3): Fix comment.  Use a different
	insn for divides by integer powers of two.
	(div<mode>3_sra, *div<mode>3_sra_dot, *div<mode>3_sra_dot2): New.
	(mod<mode>3): Fix formatting.
	(three anonymous define_insn and two define_split): Delete.

From-SVN: r215437

	* config/rs6000/rs6000.md (ashr<mode>3, *ashr<mode>3, *ashrsi3_64,
	*ashr<mode>3_dot, *ashr<mode>3_dot2): Clobber CA_REGNO.
	(floatdisf2_internal2): Ditto.
	(ashrdi3_no_power): Ditto.  Fix formatting.

From-SVN: r215436

2014-09-21  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
	popcntb<mode>2, popcntd<mode>2, parity<mode>2, parity<mode>2_cmpb):
	Tidy.

From-SVN: r215435

2014-09-21  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.md (strlensi): Don't use subsi3 with a
	constant, use addsi3 directly.
	(three anonymous define_insn, two define_split): Delete.
	(sub<mode>3): Move.  Do not allow constant second operand.
	Generate different insn for constant first operand.
	(*subf<mode>3, *subf<mode>3_dot, *subf<mode>3_dot2): New.
	(subf<mode>3_imm): New.
	(ctz<mode>2, ffs<mode>2): Clobber CA_REGNO where required.
	(*plus_ltu<mode>): Only handle registers.
	(*plus_ltu<mode>_1): New.  Handle integer third operand.
	(*plus_gtu<mode>): Only handle registers.
	(*plus_gtu<mode>_1): New.  Handle integer third operand.

From-SVN: r215434

2014-09-21  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.md (iorxor): New code_iterator.
	(iorxor): New code_attr.
	(IORXOR): New code_attr.
	(*and<mode>3, *and<mode>3_dot, *and<mode>3_dot2): Delete.
	(ior<mode>3, xor<mode>3): Delete.
	(<iorxor><mode>3): New.
	(splitter for "big" integer ior, xor): New.
	(*bool<mode>3): Move.  Also handle AND.
	(*bool<mode>3_dot, *bool<mode>3_dot2): Also handle AND.
	(splitter for "big" integer ior, xor): Delete.

From-SVN: r215433

2014-09-21  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.md (*neg<mode>2_internal): Delete.
	(two anonymous define_insn and two define_split): Delete.
	(*neg<mode>2, *neg<mode>2_dot, *neg<mode>2_dot2): New.

From-SVN: r215432

2014-09-21  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.md (*one_cmpl<mode>2): Generate "not" insn.
	(two anonymous define_insn and two define_split): Delete.
	(*one_cmpl<mode>2_dot, *one_cmpl<mode>2_dot2): New.

From-SVN: r215431

2014-09-21  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.c (rs6000_rtx_costs) <NE>: New.

From-SVN: r215430

2014-09-21  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/predicates.md (ca_operand): Allow subregs.
	(input_operand): Do not allow ca_operand.
	* config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): For the
	carry bit, allow SImode and Pmode.
	(rs6000_init_hard_regno_mode_ok): Make the carry bit class NO_REGS.

From-SVN: r215429

	* config/i386/i386.c (ix86_expand_call): Generate MS->SYSV extra
	clobbered registers using clobber_reg.  Remove UNSPEC decoration.
	* config/i386/i386.md (unspec) <UNSPEC_MS_TO_SYSV_CALL>: Remove.
	(*call_rex64_ms_sysv): Remove.
	(*call_value_rex64_ms_sysv): Ditto.
	* config/i386/predicates.md (call_rex64_ms_sysv_operation): Remove.

testsuite/ChangeLog:

	* gcc.target/i386/avx-vzeroupper-16.c (dg-final): Remove check
	for call_value_rex64_ms_sysv.
	* gcc.target/i386/avx-vzeroupper-17.c (dg-final): Ditto.
	* gcc.target/i386/avx-vzeroupper-18.c (dg-final): Remove check
	for call_rex64_ms_sysv.

From-SVN: r215428

re PR c++/62017 (AddressSanitizer reports *-buffer-overflow in destructor when multiple virtual inheritance is used)

	PR c++/62017
	* decl.c (begin_destructor_body): Only clobber the as-base part of
	*this.

From-SVN: r215427

From-SVN: r215426

From-SVN: r215423

        * config/epiphany/epiphany.md (sub_f_add_imm): Change constraint of
        operand 3 to "CnL".

From-SVN: r215422

trans-intrinsic.c (conv_intrinsic_atomic_op): Fix issue with generating temporary for value argument.

2014-09-20  Alessandro Fanfarillo  <fanfarillo.gcc@gmail.com>
            Tobias Burnus  <burnus@net-b.de>

gcc/fortran
        * trans-intrinsic.c (conv_intrinsic_atomic_op): Fix issue with
        generating temporary for value argument.

gcc/testsuite/
        * gfortran.dg/coarray_atomic_5.f90: New


Co-Authored-By: Tobias Burnus <burnus@net-b.de>

From-SVN: r215421

2014-09-20  Joost VandeVondele  <vondele@gcc.gnu.org>

	* trans-expr.c (gfc_reset_vptr): Fix comment whitespace.
	(gfc_conv_class_to_class): Likewise.
	(gfc_conv_procedure_call): Likewise.
	(arrayfunc_assign_needs_temporary): Likewise.
	(realloc_lhs_loop_for_fcn_call): Likewise.
	(gfc_trans_assignment_1): Likewise.
	* trans-array.c (gfc_conv_array_ref): Likewise.
	(gfc_array_allocate): Likewise.
	(gfc_alloc_allocatable_for_assignment): Likewise.
	* symbol.c (generate_isocbinding_symbol): Likewise.
	* class.c (finalization_scalarizer): Likewise.
	(finalizer_insert_packed_call): Likewise.
	(generate_finalization_wrapper): Likewise.
	(find_intrinsic_vtab): Likewise.
	* decl.c (gfc_match_import): Likewise.
	(match_procedure_decl): Likewise.
	(gfc_match_subroutine): Likewise.
	(gfc_match_bind_c): Likewise.
	(gfc_match_volatile): Likewise.
	* trans-common.c (create_common): Likewise.
	* error.c (gfc_diagnostic_starter): Likewise.
	* trans-stmt.c (gfc_trans_sync): Likewise.
	(gfc_trans_critical): Likewise.
	(gfc_trans_simple_do): Likewise.
	(gfc_trans_do): Likewise.
	(gfc_trans_where_assign): Likewise.
	* expr.c (gfc_is_simply_contiguous): Likewise.
	* module.c (unquote_string): Likewise.
	* trans.c (gfc_add_finalizer_call): Likewise.
	* trans-types.c (gfc_init_kinds): Likewise.
	* scanner.c (preprocessor_line): Likewise.
	* gfortranspec.c (lang_specific_driver): Likewise.
	* frontend-passes.c (create_var): Likewise.
	(cfe_expr_0): Likewise.
	* resolve.c (check_host_association): Likewise.
	(gfc_resolve_code): Likewise.
	(resolve_fl_derived0): Likewise.
	(resolve_symbol): Likewise.
	* f95-lang.c (poplevel): Likewise.
	* trans-decl.c (create_main_function): Likewise.
	* trans-io.c (transfer_expr): Likewise.
	* arith.c (gfc_arith_divide): Likewise.
	* parse.c (resolve_all_program_units): Likewise.
	* check.c (gfc_check_rank): Likewise.
	(gfc_check_sizeof): Likewise.
	(is_c_interoperable): Likewise.
	* dependency.c (gfc_dep_difference): Likewise.
	* primary.c (gfc_match_rvalue): Likewise.
	* trans-intrinsic.c (conv_intrinsic_system_clock): Likewise.
	(conv_isocbinding_subroutine): Likewise.
	* options.c (gfc_post_options): Likewise.
	(gfc_handle_fpe_option): Likewise.
	(gfc_get_option_string): Likewise.
	* simplify.c (simplify_transformation_to_scalar): Likewise.
	(gfc_simplify_spread): Likewise.

From-SVN: r215420

* config/ia64/ia64.md: Remove constraints from define_split
patterns.

From-SVN: r215419

	* ipa-utils.h (ipa_polymorphic_call_context): Turn into class; add ctors.
	(possible_polymorphic_call_targets, dump_possible_polymorphic_call_targets,
	possible_polymorphic_call_target_p, possible_polymorphic_call_target_p): Simplify.
	(get_dynamic_type): Remove.
	* ipa-devirt.c (ipa_dummy_polymorphic_call_context): Remove.
	(clear_speculation): Bring to ipa-deivrt.h
	(get_class_context): Rename to ...
	(ipa_polymorphic_call_context::restrict_to_inner_class): ... this one.
	(contains_type_p): Update.
	(get_dynamic_type): Rename to ...
	ipa_polymorphic_call_context::get_dynamic_type(): ... this one.
	(possible_polymorphic_call_targets): UPdate.
	* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): Update.
	* ipa-prop.c (ipa_analyze_call_uses): Update.

From-SVN: r215418

	* ipa-visibility.c (varpool_node::externally_visible_p): Do not
	privatize dynamic TLS variables.

From-SVN: r215417