2016-10-27  Thomas Preud'homme  <thomas.preudhomme@arm.com>

    gcc/
    * config/arm/arm.c (arm_split_atomic_op): Add function comment.  Add
    logic to to decide whether to copy over old value to register for new
    value.
    * config/arm/sync.md: Add comments explaning why mode and code
    attribute are not defined in iterators.md
    (thumb1_atomic_op_str): New code attribute.
    (thumb1_atomic_newop_str): Likewise.
    (thumb1_atomic_fetch_op_str): Likewise.
    (thumb1_atomic_fetch_newop_str): Likewise.
    (thumb1_atomic_fetch_oldop_str): Likewise.
    (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
    mirror the more restrictive constraints of the Thumb-1 insns after
    split compared to Thumb-2 counterpart insns.
    (atomic_<sync_optab><mode>): Likewise.  Add comment to keep constraints
    in sync with non atomic version.
    (atomic_nand<mode>): Likewise.
    (atomic_fetch_<sync_optab><mode>): Likewise.
    (atomic_fetch_nand<mode>): Likewise.
    (atomic_<sync_optab>_fetch<mode>): Likewise.
    (atomic_nand_fetch<mode>): Likewise.
    * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
    in sync with atomic version.
    (thumb1_subsi3_insn): Likewise.
    (thumb1_andsi3_insn): Likewise.
    (thumb1_iorsi3_insn): Likewise.
    (thumb1_xorsi3_insn): Likewise.

From-SVN: r241614

plugin.c (register_plugin_info): Produce an error message if the plugin is not found in the hash table.

	* plugin.c (register_plugin_info): Produce an error message if the
	plugin is not found in the hash table.

From-SVN: r241613

	* match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
	New pattern.

	gcc/testsuite
	* gcc.dg/fold-convmaxconv-1.c: New test.
	* gcc.dg/fold-convminconv-1.c: New test.

From-SVN: r241612

2016-10-26  Steven G. Kargl <kargl@gcc.gnu.org>

	PR fortran/78092
	* trans-intrinsic.c (gfc_conv_intrinsic_sizeof):  Fix reference to an
	array element of type CLASS.

2016-10-26  Steven G. Kargl <kargl@gcc.gnu.org>

	PR fortran/78092
	* gfortran.dg/pr78092.f90: New test.

From-SVN: r241610

From-SVN: r241609

2016-10-26  François Dumont  <fdumont@gcc.gnu.org>

	* include/bits/stl_map.h (map()): Make default.
	* include/bits/stl_multimap.h (multimap()): Likewise.
	* include/bits/stl_multiset.h (multiset()): Likewise.
	* include/bits/stl_set.h (set()): Likewise.
	* include/bits/stl_tree.h (_Rb_tree_impl()): Add conditional noexcept.
	(_Rb_tree()): Make default.

From-SVN: r241601

	* config/sh/sh.c (output_branch): Add missing fallthru comments.
	(gen_shl_and): Likewise.
	* config/sh/sh.md (movsicc): Add missing fallthru comments.

From-SVN: r241600

gcc/ChangeLog:

2016-10-26  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	PR target/78056
	* config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
	define builtin functions from the bdesc_spe_predicates or
	bdesc_spe_evsel arrays if the builtin mask is not compatible with
	the current compiler configuration.
	(paired_init_builtins): Modify loop to not define define builtin
	functions from the bdesc_paried_preds array if the builtin mask is
	not compatible with the current compiler configuration.
	(altivec_init_builtins): Modify loops to not define the
	__builtin_altivec_stxvl function nor the builtin functions from
	the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
	builtin mask is not compatible with the current compiler
	configuration.

gcc/testsuite/ChangeLog:

2016-10-26  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	PR target/78056
	* gcc.target/powerpc/vsu/vec-any-eqz-7.c (test_any_equal): Change
	expected error message.
	* gcc.target/powerpc/vsu/vec-xst-len-12.c (store_data): Change
	expected error message.
	* gcc.target/powerpc/vsu/vec-all-nez-7.c
	(test_all_not_equal_and_not_zero): Change expected error message.

From-SVN: r241599

	* config/mips/mips.c (mips16_constant_cost): Add missing
	fallthru comments.
	(mips16_build_call_stub): Increase buffer size.  Adjust
	fallthru comment.

From-SVN: r241597

gcc/ChangeLog:
	* print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
	INSN_UIDs for all insns in compact mode.
	(rtx_writer::print_rtx): Likewise.
	* print-rtl.h (rtx_writer::flag_compact): Update comment.
	* rtl-tests.c (selftest::test_dumping_insns): Update expected
	output to include INSN_UID.
	(selftest::test_uncond_jump): Likewise.

From-SVN: r241593

2016-10-26  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        PR libstdc++/78110
        * libsupc++/new_opa.cc: Don't include <malloc.h> in a free standing
        environment.  Declare memalign directly in that case.

From-SVN: r241591

	* haifa-sched.c (call_used_regs_num): Rename to...
	(call_saved_regs_num): ...this.
	(fixed_regs_num): New variable.
	(sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved 
	regs not call_used.
	(alloc_global_sched_pressure_data): Compute call_saved and fixed regs.

From-SVN: r241590

	* config/microblaze/microblaze.c (tls_mentioned_p): Avoid
	fallthru.

From-SVN: r241587

gcc/ChangeLog:
	* print-rtl-function.c (print_rtx_function): Rewrite in terms of
	class rtx_writer.
	* print-rtl.c (outfile): Delete global.
	(sawclose): Likewise.
	(indent): Likewise.
	(in_call_function_usage): Likewise.
	(flag_compact): Likewise.
	(flag_simple): Likewise.
	(rtx_writer::rtx_writer): New ctor.
	(print_rtx_operand_code_0): Convert to...
	(rtx_writer::print_rtx_operand_code_0): ...this.
	(print_rtx_operand_code_e): Convert to...
	(rtx_writer::print_rtx_operand_code_e): ...this.
	(print_rtx_operand_codes_E_and_V): Convert to...
	(rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
	(print_rtx_operand_code_i): Convert to...
	(rtx_writer::print_rtx_operand_code_i): ...this.
	(print_rtx_operand_code_r): Convert to...
	(rtx_writer::print_rtx_operand_code_r): ...this.
	(print_rtx_operand_code_u): Convert to...
	(rtx_writer::print_rtx_operand_code_u): ...this.
	(print_rtx_operand): Convert to...
	(rtx_writer::print_rtx_operand): ...this.
	(print_rtx): Convert to...
	(rtx_writer::print_rtx): ...this.
	(print_inline_rtx): Rewrite in terms of class rtx_writer.
	(debug_rtx): Likewise.
	(print_rtl): Convert to...
	(rtx_writer::print_rtl): ...this.
	(print_rtl): Reimplement in terms of class rtx_writer.
	(print_rtl_single): Rewrite in terms of class rtx_writer.
	(print_rtl_single_with_indent): Convert to..
	(rtx_writer::print_rtl_single_with_indent): ...this.
	(print_simple_rtl): Rewrite in terms of class rtx_writer.
	* print-rtl.h (flag_compact): Delete decl.
	(class rtx_writer): New class.
	* rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
	class rtx_writer.

From-SVN: r241586

	* config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
	(check_if_valid_sleep_operand): Add missing fallthru comment.
	(arc_register_move_cost): Increase buffer size.
	* config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
	comment.
	* config/arc/predicates.md (move_str_operand): Avoid fallthru.

From-SVN: r241585

	* config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
	comment.  Add gcc_unreachable for path that should never happen.

From-SVN: r241584

	* testsuite/experimental/filesystem/iterators/pop.cc: Remove
	unreliable dependency on directory order.

From-SVN: r241583

	* config/epiphany/epiphany.c (epiphany_print_operand): Adjust
	fallthru comment.

From-SVN: r241582

	PR fortran/77973
	* gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
	clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
	on outer context if any.

	* gfortran.dg/gomp/pr77973.f90: New test.

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

From-SVN: r241581

gen-pass-instances.awk (adjust_linenos): INcrement pass_lines[p] by increment rather than double it.

	* gen-pass-instances.awk (adjust_linenos): INcrement pass_lines[p]
	by increment rather than double it.
	(insert_remove_pass): Strip leading whitespace from args[3].  Don't
	emit a space before args[4].
	(END): Don't emit a space before with_arg.

From-SVN: r241580

From-SVN: r241579

2016-10-26  Thomas Preud'homme  <thomas.preudhomme@arm.com>

    gcc/
    * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
    Baseline only alternatives to (i) hold store atomic success value in a
    return register rather than a scratch register, (ii) use a low register
    for it and to (iii) ensure the cbranchsi insn generated by the split
    respect the constraints of Thumb-1 cbranchsi4_insn and
    cbranchsi4_scratch.
    * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
    constraints must match those in atomic_compare_and_swap.
    (cbranchsi4_scratch): Likewise.

From-SVN: r241578

2016-10-26  Thomas Preud'homme  <thomas.preudhomme@arm.com>

    gcc/
    * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
    variable.  Add the new parameter to the insn generator.  Set that
    parameter to be CC flag for 32-bit targets, bval otherwise.  Set the
    return value from the negation of that parameter for Thumb-1, keeping
    the logic unchanged otherwise except for using bdst as the destination
    register of the compare_and_swap insn.
    (arm_split_compare_and_swap): Add explanation about how is the value
    returned to the function comment.  Rename scratch variable to
    neg_bval.  Adapt initialization of variables holding operands to the
    new operand numbers.  Use return register to hold result of store
    exclusive for Thumb-1, scratch register otherwise.  Construct the
    appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
    for 32-bit targets.  Guard Z flag setting to restrict to 32bit targets.
    Use gen_cbranchsi4 rather than hand-written conditional branch to loop
    for strongly ordered compare_and_swap.
    * config/arm/predicates.md (cc_register_operand): New predicate.
    * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
    match_operand with the new predicate to accept either the CC flag or a
    destination register for the boolean return value, restricting it to
    CC flag only via constraint.  Adapt operand numbers accordingly.

From-SVN: r241577

	* config/frv/frv.c (comparison_string): Do not fall through after
	an error.

From-SVN: r241576

	* config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
	comment.
	(expand_one_builtin): Add missing break.

From-SVN: r241573

	* config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
	(m32c_legitimate_address_p): Likewise.

From-SVN: r241572

From-SVN: r241571

From-SVN: r241569

	* config/microblaze/microblaze.c (microblaze_function_arg): Adjust
	fallthru comment.

From-SVN: r241568

	* config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
	fallthru comment.

From-SVN: r241567

From-SVN: r241566

	* config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
	comment.
	(rl78_asm_ctor_dtor): Increase buffer size.

From-SVN: r241565

	* config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
	buffer size.
	(xstormy16_asm_output_constructor): Likewise.

From-SVN: r241564

2016-10-26  Edward Smith-Rowland  <3dw4rd@verizon.net>

	Implement uniform_inside_sphere_distribution extension.
	* include/ext/random: Implement uniform_inside_sphere_distribution.
	* include/ext/random.tcc: Ditto.
	* testsuite/ext/random/uniform_inside_sphere_distribution/
	cons/default.cc: New.
	* testsuite/ext/random/uniform_inside_sphere_distribution/
	cons/parms.cc: New.
	* testsuite/ext/random/uniform_inside_sphere_distribution/
	operators/equal.cc: New.
	* testsuite/ext/random/uniform_inside_sphere_distribution/
	operators/generate.cc: New.
	* testsuite/ext/random/uniform_inside_sphere_distribution/
	operators/inequal.cc: New.
	* testsuite/ext/random/uniform_inside_sphere_distribution/
	operators/serialize.cc: New.

From-SVN: r241562

	* config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
	size.

From-SVN: r241561

	* config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
	comment to silence warning.

From-SVN: r241560

	* include/experimental/bits/fs_dir.h (recursive_directory_iterator):
	Overload pop (LWG 2706).
	* src/filesystem/dir.cc (recursive_directory_iterator::pop): Define
	new overload.
	* testsuite/experimental/filesystem/iterators/pop.cc: New test.

From-SVN: r241559

	* config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
	(spu_legitimate_address_p): Fix logic error and add missing fallthru
	comment.

From-SVN: r241557

2016-10-26  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/78108
	* resolve.c (resolve_typebound_intrinsic_op): For submodules
	suppress the error and return if the same procedure symbol
	is added more than once to the interface.

2016-10-26  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/78108
	* gfortran.dg/submodule_18.f08: New test.
	* gfortran.dg/submodule_19.f08: New test.

From-SVN: r241555

	* src/filesystem/dir.cc (recursive_directory_iterator::increment):
	Reset state on error.
	* testsuite/experimental/filesystem/iterators/
	recursive_directory_iterator.cc: Check state after increment error.

From-SVN: r241552