2012-06-21  Meador Inge  <meadori@codesourcery.com>

	* MAINTAINERS (Write After Approval): Add myself.

From-SVN: r188859

frontend ChangeLog:

2012-06-21  Janne Blomqvist  <jb@gcc.gnu.org>

	PR fortran/39654
	* iresolve.c (gfc_resolve_ftell): Fix result kind and use new
	library function.


library ChangeLog:

2012-06-21  Janne Blomqvist  <jb@gcc.gnu.org>

	PR fortran/39654
	* io/intrinsics.c (ftell2): New function.
	* gfortran.map (_gfortran_ftell2): Export function.

From-SVN: r188858

2012-06-21   Sterling Augustine  <saugustine@google.com>
        Cary Coutant  <ccoutant@google.com>

	* dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
	add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
	(comdat_type_struct): New field 'skeleton_die'.
	(breakout_comdat_types): Update it.
	(add_pubname): Rework logic.  Call is_class_die, is_cu_die and
	is_namespace_die.  Fix minor style violation.  Call want_pubnames.
	(add_pubname_string): Call want_pubnames.
	(add_pubtype): Rework logic for calculating type name.  Call
	is_namespace_die.  Call want_pubnames.
	(output_pubnames): Move conditional logic deciding when to produce the
	section from dwarf2out_finish.  Use new skeleton_die field.
	(base_type_die): Call add_pubtype.
	(gen_enumeration_type_die): Unconditionally call add_pubtype.
	(gen_subprogram_die): Adjust calls to add_pubname.
	(gen_namespace_die): Call add_pubname_string.
	(dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
	produce pubnames and pubtypes sections to output_pubnames.
	(common.opt): New option '-gpubnames'.
	(invoke.texi): Document it.


Co-Authored-By: Cary Coutant <ccoutant@google.com>

From-SVN: r188857

c-family/
	* c-common.h (c_common_print_pch_checksum): Remove.
	* c-pch.c: Do not include output.h.
	(CHECK_NO_ASM_OUT_DURING_PCH): Define and add FIXME.
	(asm_out_file): Define iff CHECK_NO_ASM_OUT_DURING_PCH isdefined.
	(asm_file_startpos): Define iff CHECK_NO_ASM_OUT_DURING_PCH is defined.
	(struct c_pch_header): Remove.
	(get_ident): Update gpch version.
	(pch_init): Do not print executable_checksum to asm_out_file.
	Do not fail if there is no asm_out_file to read back from.  Set
	asm_file_startpos only if CHECK_NO_ASM_OUT_DURING_PCH is defined.
	(c_common_write_pch): Verify that nothing was written to asm_out_file
	since pch_init was called.  Do not write a c_pch_header, and do not
	copy from asm_out_file to the PCH.
	(c_common_read_pch): Do not read a c_pch_header, and do not restore
	the content of asm_out_file from the PCH.
	(c_common_print_pch_checksum): Remove.
	* c-opts.c (c_common_init): Print out executable_checksum directly.

testsuite/
	* testsuite/gcc.dg/pch/ident-1.c: New test.
	* testsuite/gcc.dg/pch/ident-1.hs: Header file for new test.

From-SVN: r188856

From-SVN: r188853

	PR middle-end/53688
	* builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
	with correct size.

testsuite/
	* gcc.c-torture/execute/pr53688.c: New test.

From-SVN: r188852

2012-06-21  Richard Guenther  <rguenther@suse.de>

	* tree-inline.c (estimate_num_insns): Estimate call cost for
	tailcalls properly.

From-SVN: r188849

From-SVN: r188847

2012-06-20  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (SINCOS): New int iterator.
	(sincos): New int attribute.
	(*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
	SINCOS int iterator.
	(*<sincos>_extend<mode>xf2_i387): Macroize insn from
	*{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.

2012-06-20  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (RDFSGSBASE): New int iterator.
	(WRFSGSBASE): Ditto.
	(fsgs): New int attribute.
	(rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
	RDFSGSBASE int iterator.
	(wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
	WRFSGSBASE int iterator.

From-SVN: r188843

	* Makefile.tpl (check-target-libgomp-c++): New.
	(check-target-libitm-c++): New.
	* Makefile.def (c++): Add them.
	* Makefile.in: Regenerate.

From-SVN: r188842

I'm currently writing a plugin for GCC and I need to extract the
column of a declaration. There exists DECL_SOURCE_FILE/LINE already
and for consistency reasons and ease of use I've added a
DECL_SOURCE_COLUMN macro.

2012-06-20  Rüdiger Sonderfeld  <ruediger@c-plusplus.de>

	* tree.h (DECL_SOURCE_COLUMN): New accessor

From-SVN: r188841

i386.md (<rounding_insn><mode>2): Macroize expander from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.

	* config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
	from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
	(l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
	from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
	int iterator.

From-SVN: r188840

From-SVN: r188838

From-SVN: r188833

2012-06-20  David Edelsohn  <dje.gcc@gmail.com>
            Alan Modra  <amodra@gmail.com>

        * sysdep/powerpc/locks.h (compare_and_swap): Use GCC atomic
        intrinsics.
        (release_set): Same.
        (compare_and_swap_release): Same.
        (read_barrier): Same.
        (write_barrier): Same.

Co-Authored-By: Alan Modra <amodra@gmail.com>

From-SVN: r188829

2012-06-20  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/30318
	* tree-vrp.c (range_int_cst_p): Do not reject overflowed
	constants here.
	(range_int_cst_singleton_p): But explicitely here.
	(zero_nonzero_bits_from_vr): And here.
	(extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
	to cover all cases we can perform arbitrary precision
	arithmetic with double-ints.
	(intersect_ranges): Handle adjacent anti-ranges.

	* gcc.dg/tree-ssa/vrp69.c: New testcase.

From-SVN: r188827

From-SVN: r188826

2012-06-20  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (rounding_insn): New int attribute.
	(<rounding_insn>xf2): Macroize insn from
	{floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
	(l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.

2012-06-20  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (IEEE_MAXMIN): New int iterator.
	(ieee_maxmin): New int attribute.
	(*ieee_s<ieee_maxmin><mode>3): Macroize insn from
	*ieee_s{max,min}<mode>3 using IEEE_MAXMIN mode iterator.

From-SVN: r188824

	* config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
	* config/arm/arm.c: Do not include c-pragma.h.
	(arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
	(arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
	to arm_emit_eabi_attribute.
	* arm-c.c: Do not include output.h.
	(arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
	call to arm_emit_eabi_attribute.
	* config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.

From-SVN: r188823

tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Allow adjusting alignment of user-aligned decls again.

2012-06-20  Richard Guenther  <rguenther@suse.de>

	* tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
	Allow adjusting alignment of user-aligned decls again.

From-SVN: r188822

From-SVN: r188821

	* gcc.target/i386/clearcapv2.map: New file.
	* gcc.target/i386/i386.exp: Try it first before clearcap.map.

From-SVN: r188820

	* config/cris/cris.c: Include cgraph.h.
	(cris_option_override): Do not set non-existing flag_no_gcc_ident.

From-SVN: r188818

	* gcc.dg/stack-usage-1.c: Remove dg-options line for sh targets
	and add __sh__ case.

From-SVN: r188815

	PR c++/52637
	* g++.dg/debug/localclass1.C: New.

From-SVN: r188814

parser.c (cp_parser_direct_declarator): Move virt-specifier parsing after late-specified return type parsing.

	* parser.c (cp_parser_direct_declarator): Move virt-specifier
	parsing after late-specified return type parsing.

From-SVN: r188808

	PR c++/53651
	* name-lookup.c (constructor_name_p): Don't try to look at the
	name of a DECLTYPE_TYPE.

From-SVN: r188807

	* emit-rtl.c (need_atomic_barrier_p): New function.
	* emit-rtl.h (need_atomic_barrier_p): Declare it.
	* config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
	* config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
	* config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
	* config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
	(mips_process_sync_loop): Use generic version instead.

From-SVN: r188806

2012-06-19  Maxim Kuvyrkov  <maxim@codesourcery.com>

	* config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
	it is used.

From-SVN: r188805

2012-06-19  Tom de Vries  <vries@codesourcery.com>
            Maxim Kuvyrkov  <maxim@codesourcery.com>

	* config/mips/constraints.md (ZR): New constraint.
	* config/mips/predicates.md (mem_noofs_operand): New predicate.
	* config/mips/mips.c (mips_print_operand): Handle new print modifier.
        * config/mips/mips.h (TARGET_XLP): Define.
	(TARGET_SYNC_AFTER_SC): Update.
	(ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
	* config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
	XLP-specific swap and ldadd patterns.
	(atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.

Co-Authored-By: Maxim Kuvyrkov <maxim@codesourcery.com>

From-SVN: r188804

	    Maxim Kuvyrkov  <maxim@codesourcery.com>

	* config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
	(mips_emit_post_atomic_barrier_p): New static functions.
	(mips_process_sync_loop): Use them.  Emit sync memory barriers in
	accordance with memory model semantics.  Add return of CMP result for
	compare_and_swap.
	* config/mips/mips.md: Update comment.
	(sync_cmp): New attribute.
	(sync_memmodel): New attribute replacing sync_release_barrier.
	* config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
	(UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
	(sync_lock_test_and_set, test_and_set_12): Update.
	(atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
	(atomic_fetch_add, atomic_fetch_add_llsc): New patterns.

Co-Authored-By: Maxim Kuvyrkov <maxim@codesourcery.com>

From-SVN: r188803

From-SVN: r188802

	* gcc.dg/stack-usage-1.c: Use sh*-*-* instead of sh-*-*.

From-SVN: r188796

	* config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
	mov_si<mode>_e500_subreg0.
	(*mov_si<mode>_e500_subreg0_elf_low)
	(*mov_si<mode>_e500_subreg4_elf_low): New patterns.

testsuite:
	* gcc.c-torture/compile/vector-5.c,
	gcc.c-torture/compile/vector-6.c: New tests.

From-SVN: r188795

From-SVN: r188794

gcc/
	* doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
	TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
	(ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
	Remove.
	* doc/tm.texi: Regenerate.
	* config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
	.objc_class_name_*.
	* config/darwin-c.c: Include target.h.
	(darwin_objc_declare_unresolved_class_reference): New function.
	(darwin_objc_declare_class_definition): New function.
	(TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
	(TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.

c-family/
	* c-target.def (objc_declare_unresolved_class_reference,
	objc_declare_class_definition): Add new hooks.

objc/
	* objc-next-runtime-abi-01.c: Do not include tm.h and output.h.
	Include c-family/c-target.h.
	(handle_next_class_ref): Rewrite to emit top-level asm statements.
	(handle_next_impent): Likewise.
	* objc/Make-lang.in: Fix dependencies for objc-next-runtime-abi-01.o.

From-SVN: r188793

	* check_makefile_deps.sh: Look for c-common.o in c-family/.
	Add a few more crt* files to the list of files to skip.

From-SVN: r188792

gcc/
	* target.def (output_ident): New hook.
	* targhooks.h (default_asm_output_ident_directive): Add prototype.
	* varasm.c (assemble_asm): Only prefix a tab if the string does not
	already start with one.
	(default_asm_output_ident_directive): New function to emit
	.ident as a top-level asm node while parsing, or directly to
	asm_out_file after parsing.
	* toplev.c (compile_file): Print a GCC .ident with
	targetm.asm_out.output_ident.
	* doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
	(TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
	* doc/tm.texi: Update.

	* config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
	(TARGET_ASM_OUTPUT_IDENT): Define.
	* config/i386/djgpp.h (IDENT_ASM_OP): Remove.
	* config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
	* config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
	* config/sparc/sparc.h (IDENT_ASM_OP): Remove.
	(TARGET_ASM_OUTPUT_IDENT): Define.
	* config/picochip/picochip.h (IDENT_ASM_OP): Remove.
	(TARGET_ASM_OUTPUT_IDENT): Define.

	* config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
	* config/cris/cris.c (cris_asm_output_ident): New function.
	* config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.

	* config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
	Add prototype.
	* config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
	(microblaze_asm_output_ident): Rewrite to work similar to
	default_asm_output_ident_directive for front-end .idents.
	* config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
	(TARGET_ASM_OUTPUT_IDENT): Define.

	* config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
	* config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.

	* config/rx/rx.c: Include cgraph.h for add_asm_node.
	(rx_asm_output_ident): New function, similar to
	default_asm_output_ident_directive, but handle AS100 syntax also, so
	that #ident also works for rx in AS100 syntax.
	(TARGET_ASM_OUTPUT_IDENT): Define.
	* config/rx/rx.h (IDENT_ASM_OP): Remove.

	* Makefile.in: Fix dependencies for c-family/c-lex.o.

c-family/
	* c-lex.c: Do not include output.h.
	(cb_ident): Try to put out .ident with targetm.asm_out.output_ident.
	Remove uses of ASM_OUTPUT_IDENT.

ada/
	* gcc-interface/trans.c: Include target.h.
	(gigi): Try to put out .ident with targetm.asm_out.output_ident.
	Remove uses of ASM_OUTPUT_IDENT.
	* gcc-interface/Make-lang.in: Fix dependencies.

From-SVN: r188791

	* config/i386/i386.md (FIST_ROUNDING): New int iterator.
	(rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
	(ROUNDING): Ditto.
	(*fist<mode>2_<rounding>_1): Macroize insn from
	*fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
	(fistdi2_<rounding>): Macroize insn from
	fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
	(fistdi2_<rounding>_with_temp and splitters): Macroize insn and
	corresponding splitters from fistdi2_{floor,ceil} and corresponding
	splitters using FIST_ROUNDING int iterator.
	(fist<mode>2_<rounding>): Macroize insn from
	fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
	(fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
	corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
	splitters using FIST_ROUNDING int iterator.
	(l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
	using FIST_ROUNDING int iterator.

From-SVN: r188789

From-SVN: r188788