2013-04-17  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/56814
	* interface.c (check_result_characteristics): Get result from interface
	if present.


2013-04-17  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/56814
	* gfortran.dg/proc_ptr_42.f90: New.

From-SVN: r198032

	* config/arm/arm.md (movsicc_insn): Convert define_insn into
	define_insn_and_split.
	(and_scc,ior_scc,negscc): Likewise.
	(cmpsi2_addneg, subsi3_compare): Convert to named patterns.

From-SVN: r198030

	* config/arm/arm.c (use_return_insn): Return 0 for targets that
	can benefit from using a sequence of LDRD instructions in epilogue
	instead of a single LDM instruction.

From-SVN: r198029

2013-04-17  Manuel López-Ibáñez  <manu@gcc.gnu.org>

       PR 45688
       * doc/extend.texi: Fix typo.

From-SVN: r198028

2013-04-17  Richard Biener  <rguenther@suse.de>

	* tree-vect-slp.c (vect_build_slp_tree_1): Split out from ...
	(vect_build_slp_tree): ... here.
	(vect_build_slp_tree_1): Compute which stmts of the SLP group
	match.  Remove special-casing of mismatched complex loads.
	(vect_build_slp_tree): Based on the result from vect_build_slp_tree_1
	re-try the match with swapped commutative operands.
	(vect_supported_load_permutation_p): Remove special-casing of
	mismatched complex loads.
	(vect_analyze_slp_instance): Adjust.

From-SVN: r198026

2013-04-17  Richard Biener  <rguenther@suse.de>

	PR rtl-optimization/56921
	* cfgloop.h (struct loop): Add simple_loop_desc member.
	(struct niter_desc): Mark with GTY(()).
	(simple_loop_desc): Do not use aux field but simple_loop_desc.
	* loop-iv.c (get_simple_loop_desc): Likewise.
	(free_simple_loop_desc): Likewise.

	Revert
	2013-04-16  Richard Biener  <rguenther@suse.de>

	PR rtl-optimization/56921
	* loop-init.c (pass_rtl_move_loop_invariants): Add
	TODO_do_not_ggc_collect to todo_flags_finish.
	(pass_rtl_unswitch): Same.
	(pass_rtl_unroll_and_peel_loops): Same.
	(pass_rtl_doloop): Same.

From-SVN: r198025

	* tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): New.
	(decl_refs_may_alias_p): Add REF1 and REF2 parameters.
	Use nonoverlapping_component_refs_of_decl_p to disambiguate component
	references.
	(refs_may_alias_p_1): Adjust call to decl_refs_may_alias_p.
	* tree-streamer.c (record_common_node): Adjust reference in comment.

From-SVN: r198024

frontend ChangeLog:

2013-04-17  Janne Blomqvist  <jb@gcc.gnu.org>

	PR fortran/40958
	* scanner.h: New file.
	* Make-lang.in: Dependencies on scanner.h.
	* scanner.c (gfc_directorylist): Move to scanner.h.
	* module.c: Don't include md5.h, include scanner.h and zlib.h.
	(MOD_VERSION): Add comment about backwards compatibility.
	(module_fp): Change type to gzFile.
	(ctx): Remove.
	(gzopen_included_file_1): New function.
	(gzopen_included_file): New function.
	(gzopen_intrinsic_module): New function.
	(write_char): Use gzputc.
	(read_crc32_from_module_file): New function.
	(read_md5_from_module_file): Remove.
	(gfc_dump_module): Use gz* functions instead of stdio, check gzip
	crc32 instead of md5.
	(read_module_to_tmpbuf): Use gz* functions instead of stdio.
	(gfc_use_module): Use gz* functions.

testsuite ChangeLog:

2013-04-17  Janne Blomqvist  <jb@gcc.gnu.org>

        PR fortran/40958
        * lib/gcc-dg.exp (scan-module): Uncompress module file before
        scanning.
        * gfortran.dg/module_md5_1.f90: Remove.

From-SVN: r198023

From-SVN: r198021

gcc/

2013-04-16   Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

	* config/aarch64/aarch64.md (*adds_<optab><mode>_multp2):
	New pattern.
	(*subs_<optab><mode>_multp2): New pattern.
	(*adds_<optab><ALLX:mode>_<GPI:mode>): New pattern.
	(*subs_<optab><ALLX:mode>_<GPI:mode>): New pattern.

gcc/testsuite/

2013-04-16   Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

	* gcc.target/aarch64/adds3.c: New.
	* gcc.target/aarch64/subs3.c: New.

From-SVN: r198020

gcc/

2013-04-16   Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

	* config/aarch64/aarch64.md (*adds_mul_imm_<mode>): New pattern.
	(*subs_mul_imm_<mode>): New pattern.

gcc/testsuite/

2013-04-16   Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

	* gcc.target/aarch64/adds1.c: New.
	* gcc.target/aarch64/adds2.c: New.
	* gcc.target/aarch64/subs1.c: New.
	* gcc.target/aarch64/subs2.c: New.

From-SVN: r198019

From-SVN: r198018

From-SVN: r198017

2013-04-12  Tobias Burnus  <burnus@net-b.de>

        PR fortran/39505
        * decl.c (ext_attr_list): Add EXT_ATTR_NO_ARG_CHECK.
        * gfortran.h (ext_attr_id_t): Ditto.
        * gfortran.texi (GNU Fortran Compiler Directives):
        Document it.
        * interface.c (compare_type_rank): Ignore rank for NO_ARG_CHECK.
        (compare_parameter): Ditto - and regard as unlimited polymorphic.
        * resolve.c (resolve_symbol, resolve_variable): Add same
        * constraint
        checks as for TYPE(*); turn dummy to TYPE(*),dimension(*).
        (gfc_explicit_interface_required): Require explicit interface
        for NO_ARG_CHECK.

2013-04-12  Tobias Burnus  <burnus@net-b.de>

        PR fortran/39505
        * gfortran.dg/no_arg_check_1.f90: New.
        * gfortran.dg/no_arg_check_2.f90: New.
        * gfortran.dg/no_arg_check_3.f90: New.

From-SVN: r198011

re PR fortran/56968 ([F03] Issue with a procedure defined with a generic name returning procedure pointer)

2013-04-16  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/56968
	* expr.c (gfc_check_pointer_assign): Handle generic functions returning
	procedure pointers.


2013-04-16  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/56968
	* gfortran.dg/proc_ptr_41.f90: New.

From-SVN: r198008

        PR target/56948
        * config/rs6000/vsx.md (vsx_mov<mode>): Add j->r alternative.
        (vsx_movti_64bit): Change j->wa to O->wa.  Add n->r alternative.
        (vsx_movti_32bit): Change j->wa to O->wa.

From-SVN: r198007

2013-04-16  Richard Biener  <rguenther@suse.de>

        PR rtl-optimization/56921
        * loop-init.c (pass_rtl_move_loop_invariants): Add
        TODO_do_not_ggc_collect to todo_flags_finish.
        (pass_rtl_unswitch): Same.
        (pass_rtl_unroll_and_peel_loops): Same.
        (pass_rtl_doloop): Same.

From-SVN: r198006

2013-04-16  Greta Yorsh  <Greta.Yorsh at arm.com>

	* config/arm/arm.c (emit_multi_reg_push): New declaration
	for an existing function.
	(arm_emit_strd_push): New function.
	(arm_expand_prologue): Used here.
	(arm_emit_ldrd_pop): New function.
	(arm_expand_epilogue): Used here.
	(arm_get_frame_offsets): Update condition.
	(arm_emit_multi_reg_pop): Add a special case for load of a single
	register with writeback.

From-SVN: r198004

	* doc/invoke.texi (i386 Option): Reword -mstack-protector-guard
	description.

From-SVN: r198002

2013-04-16  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56756
	* tree-ssa-loop-im.c (struct first_mem_ref_loc_1): New functor.
	(first_mem_ref_loc): New.
	(execute_sm): Place the load temporarily before a previous
	access instead of in the latch edge to ensure its SSA dependencies
	are defined at points dominating the load.

	* gcc.dg/torture/pr56756.c: New testcase.

From-SVN: r198001

2013-04-16  Tobias Burnus  <burnus@net-b.de>

        PR fortran/56969
        * intrinsic.c (gfc_intrinsic_func_interface): Don't set
        module name to "(intrinsic)" for intrinsics from intrinsic
        modules.

2013-04-16  Tobias Burnus  <burnus@net-b.de>

        PR fortran/56969
        * gfortran.dg/c_assoc_5.f90: New.

From-SVN: r198000

	* configure.ac (aarch64-*-*): Don't disable java.
	* configure: Regenerate.

libjava/:
	* configure.host: Add support for aarch64.
	* sysdep/aarch64/locks.h: New file.

libjava/classpath/:
	* native/fdlibm/ieeefp.h: Add support for aarch64.

From-SVN: r197997

	* cfgrtl.c (cfg_layout_merge_blocks): Revert r184005, implement
	correct fix by moving header and footer insn to the footer of
	the merged basic block.  Clear BB_END of the merged-away block.

From-SVN: r197995

re PR middle-end/43631 (var-tracking inserts notes with non-NULL BLOCK_FOR_INSN in between basic blocks)


	PR middle-end/43631
	* emit-rtl.c (make_note_raw): New function.
	(link_insn_into_chain): New static inline function.
	(add_insn): Use it.
	(add_insn_before, add_insn_after): Factor insn chain linking code...
	(add_insn_before_nobb, add_insn_after_nobb): ...here, new functions
	using link_insn_into_chain.
	(note_outside_basic_block_p): New helper function for emit_note_after
	and emit_note_before.
	(emit_note_after): Use nobb variant of add_insn_after if the note
	should not be contained in a basic block.
	(emit_note_before): Use nobb variant of add_insn_before if the note
	should not be contained in a basic block.
	(emit_note_copy): Use make_note_raw.
	(emit_note): Likewise.
	* bb-reorder.c (insert_section_boundary_note): Remove hack to set
	BLOCK_FOR_INSN to NULL manually for NOTE_INSN_SWITCH_TEXT_SECTIONS.
	* jump.c (cleanup_barriers): Use reorder_insns_nobb to avoid making
	the moved barrier the tail of the basic block it follows.
	* var-tracking.c (pass_variable_tracking): Add TODO_verify_flow.

From-SVN: r197994

	* g++.dg/ipa/devirt-c-7.C: Require nonpic effective target.
	* gcc.c-torture/execute/pr33992.x: Remove.
	* gcc.c-torture/execute/pr33992.c (foo): Declare as static.
	* gcc.dg/uninit-pred-5_a.c (foo): Ditto.
	* gcc.dg/uninit-pred-5_b.c (foo): Ditto.

From-SVN: r197993

From-SVN: r197992

From-SVN: r197983

	PR c++/52748
	* pt.c (tsubst) [DECLTYPE_TYPE]: If ~id is an expression
	rather than a destructor name, it isn't an unqualified-name.
	(tsubst_copy_and_build): Pass down decltype_flag to operator
	handling code, too.

From-SVN: r197982

	PR c++/56388
	* semantics.c (insert_capture_proxy): Just use index 1 in the
	stmt_list_stack.

From-SVN: r197981

	PR tree-optimization/56962
	* gimple-ssa-strength-reduction.c (record_increment): Only set
	initializer if gimple_assign_rhs_code is {,POINTER_}PLUS_EXPR and
	either rhs1 or rhs2 is equal to c->base_expr.

	* gcc.c-torture/execute/pr56962.c: New test.

From-SVN: r197978

2013-04-15  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56933
	* tree-vectorizer.h (struct _stmt_vec_info): Remove read_write_dep
	member.
	(GROUP_READ_WRITE_DEPENDENCE): Remove.
	(STMT_VINFO_GROUP_READ_WRITE_DEPENDENCE): Likewise.
	* tree-vect-data-refs.c (vect_analyze_group_access): Move
	dependence check ...
	vect_analyze_data_ref_dependence (vect_analyze_data_ref_dependence):
	... here.
	* tree-vect-stmts.c (new_stmt_vec_info): Do not initialize
	GROUP_READ_WRITE_DEPENDENCE.

	* gcc.dg/vect/pr56933.c: New testcase.

From-SVN: r197972

2013-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* emit-rtl.c (reset_all_used_flags): New function.
	(verify_rtl_sharing): Call reset_all_used_flags before and after
	performing the checks.

From-SVN: r197971

2013-04-15  Tobias Burnus  <burnus@net-b.de>

        * intrinsic.texi (SYSTEM_CLOCK): Recommend kind=8.

From-SVN: r197970

2013-04-15  Tobias Burnus  <burnus@net-b.de>

        * list_read.c (finish_separator): Initialize variable.

From-SVN: r197969

frontend ChangeLog:

2013-04-15  Janne Blomqvist  <jb@gcc.gnu.org>

	PR fortran/56919
	* intrinsics.texi (SYSTEM_CLOCK): Update documentation.


libgfortran ChangeLog:

2013-04-15  Janne Blomqvist  <jb@gcc.gnu.org>

	PR fortran/56919
	* intrinsics/time_1.h: Check __CYGWIN__ in addition to
	__MINGW32__.
	* intrinsics/system_clock.c (GF_CLOCK_MONOTONIC): Check
	_POSIX_MONOTONIC_CLOCK as well.
	(system_clock_4): Use GetTickCount on Windows.
	(system_clock_8): Use QueryPerformanceCounter and
	QueryPerformanceCounterFrequency on Windows.

From-SVN: r197968

2013-04-15  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.c (const_ok_for_dimode_op): Handle AND case.
	* config/arm/arm.md (*anddi3_insn): Change to insn_and_split.
	* config/arm/constraints.md (De): New constraint.
	* config/arm/neon.md (anddi3_neon): Delete.
	(neon_vand<mode>): Expand to standard anddi3 pattern.
	* config/arm/predicates.md (imm_for_neon_inv_logic_operand):
	Move earlier in the file.
	(neon_inv_logic_op2): Likewise.
	(arm_anddi_operand_neon): New predicate.

testsuite:
	* gcc.target/arm/anddi3-opt.c: New test.
	* gcc.target/arm/anddi3-opt2.c: Likewise.

From-SVN: r197965

	* configure.ac (gcc_cv_ld_as_needed): Set
	gcc_cv_ld_as_needed_option, gcc_cv_no_as_needed_option.
	Use -z ignore, -z record on *-*-solaris2*.
	(HAVE_LD_AS_NEEDED): Update comment.
	(LD_AS_NEEDED_OPTION, LD_NO_AS_NEEDED_OPTION): Define.
	* configure: Regenerate.
	* config.in: Regenerate.
	* gcc.c (init_gcc_specs) [USE_LD_AS_NEEDED]: Use
	LD_AS_NEEDED_OPTION, LD_NO_AS_NEEDED_OPTION.
	* config/sol2.h [HAVE_LD_AS_NEEDED] (USE_LD_AS_NEEDED): Define.
	* doc/tm.texi.in (USE_LD_AS_NEEDED): Allow for --as-needed
	equivalents.  Fix markup.
	* doc/tm.texi: Regenerate.

From-SVN: r197964

	* config/i386/i386.opt: New option mstack-protector-guard=.
	* config/i386/i386-opts.h: Add enum stack_protector_guard.
	* config/i386/i386.h: Define TARGET_SSP_GLOBAL_GUARD and
	TARGET_SSP_TLS_GUARD.
	* config/i386/i386.c (ix86_option_override_internal): Set
	ix86_stack_protector_guard.
	* config/i386/i386.md (stack_protect_set): Enable for
	TARGET_SSP_TLS_GUARD only.
	(stack_protect_set_<mode>): Ditto.
	(stack_protect_test): Ditto.
	(stack_protect_test_<mode>): Ditto.
	* doc/invoke.texi (i386 Option): Document.

From-SVN: r197963

2013-04-15  Tobias Burnus  <burnus@net-b.de>

        * class.c (gfc_find_intrinsic_vtab): Removed unused var.
        * dependency.c (check_data_pointer_types): Fix check.
        * frontend-passes.c (check_data_pointer_types): Remove
        superfluous statement.
        * parse.c (decode_omp_directive): Add missing break.
        * resolve.c (resolve_typebound_subroutine: Free variable.
        * trans-decl.c (create_function_arglist): Correct condition.

From-SVN: r197961

	PR target/56890
	* config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
	(S_MODES): Set H_MODE bit.
	(SF_MODES): Set only S_MODE and SF_MODE bits.
	(DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
	(sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
	<MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
	<MODE_FLOAT>: Likewise.

From-SVN: r197958