From-SVN: r164627

tree-inline.c (copy_bb): Use GSI_CONTINUE_LINKING when inserting new statements because of the return...

	* tree-inline.c (copy_bb): Use GSI_CONTINUE_LINKING when inserting new
	statements because of the return slot optimization.

From-SVN: r164622

2010-09-25  Tobias Burnus  <burnus@net-b.de>

        * gfortran.texi: Re-add accidently removed \input line.

From-SVN: r164621

	* lto.c (lto_read_all_file_options): Start a new line after
	printing out file names.

From-SVN: r164620

2010-09-25  Daniel Kraft  <d@domob.eu>

	PR fortran/45776
	* gfortran.h (struct gfc_dt): New member `dt_io_kind'.
	* io.c (resolve_tag): F2008 check for NEWUNIT and variable
	definition checks for NEWUNIT, IOSTAT, SIZE and IOMSG.
	(gfc_free_dt): Correctly handle freeing of `dt_io_kind' and
	`extra_comma' with changed semantics.
	(gfc_resolve_dt): Check variable definitions.
	(match_io_element): Remove INTENT and PURE checks here and
	initialize code->ext.dt member.
	(match_io): Set dt->dt_io_kind.
	(gfc_resolve_inquire): Check variable definition for all tags
	except UNIT, FILE and ID.
	* resolve.c (resolve_transfer): Variable definition check.

2010-09-25  Daniel Kraft  <d@domob.eu>

	PR fortran/45776
	* gfortran.dg/io_constraints_6.f03: New test.
	* gfortran.dg/io_constraints_7.f03: New test.
	* gfortran.dg/newunit_2.f90: New test.

From-SVN: r164619

	* config/avr/avr.h (CLASS_LIKELY_SPILLED_P): Remove.
	* config/avr/avr-protos.h (class_likely_spilled_p): Remove.
	* config/avr/avr.c (TARGET_CLASS_LIKELY_SPILLED_P): Define.
	(class_likely_spilled_p): Rename to...
	(avr_class_likely_spilled_p): ...this. Make static. Change argument
	type to reg_class_t.

From-SVN: r164618

2010-09-25  Tobias Burnus  <burnus@net-b.de>

        * interface.c (gfc_match_end_interface): Constify char pointer
        to fix warning.

From-SVN: r164617

2010-09-24  Steven G. Kargl  < kargl@gcc.gnu.org>

	* fortran/interface.c (gfc_match_end_interface): Deal with user defined
	operators that overload rational operators and C1202.

2010-09-24  Steven G. Kargl  < kargl@gcc.gnu.org>

	* testsuite/gfortran.dg/operator_c1202.f90: New test.

From-SVN: r164616

From-SVN: r164615

	* lto-symtab.c (lto_symtab_entry_def): Add guessed field.
	(lto_symtab_resolve_symbols): Set it.
	(lto_symtab_merge_decls_1): Do not compute used_from_object_file;
	store resolution field in cgraph/varpool.
	* cgraph.c (cgraph_same_body_alias, cgraph_add_thunk): Return node.
	(cgraph_get_node_or_alias, cgraph_get_node_or_alias): Constify.
	(cgraph_dump_node): Drop used_from_object_file.
	(cgraph_clone_node, cgraph_create_virtual_clone): Likewise.
	(cgraph_function_body_availability): Use decl_replaceable_p.
	(cgraph_make_node_local): Set resolution to LDPR_PREVAILING_DEF_IRONLY.
	(cgraph_can_remove_if_no_direct_calls_and_refs): Use
	cgraph_used_from_object_file_p.
	(cgraph_will_be_removed_from_program_if_no_direct_calls): Use
	cgraph_used_from_object_file_p.
	(resolution_used_from_other_file_p): New functoin.
	(cgraph_used_from_object_file_p): New predicate.
	* cgraph.h: Include plugin-api.h
	(struct cgraph_local_info): Remove used_from_object_file.
	(struct cgraph_node): Add resolution field.
	(struct varpool_node): Likewise; remove used_from_object_file;
	reove const_value_known.
	(cgraph_get_node, cgraph_get_node_or_alias, cgraph_node,
	cgraph_same_body_alias, cgraph_add_thunk): Update prototypes.
	(resolution_used_from_other_file_p, cgraph_used_from_object_file_p,
	varpool_used_from_object_file_p): Declare.
	(varpool_get_node, varpool_extra_name_alias): Update prototype.
	* tree.h (DECL_REPLACEABLE_P): Remove.
	(decl_replaceable_p, decl_binds_to_current_def_p): Declare.
	* final.c (rest_of_clean_state): Use decl_binds_to_current_def_p.
	* lto-cgraph.c (lto_output_node, lto_output_varpool_node,
	input_overwrite_node, input_node, input_varpool_node): Stream
	resolution.
	* expr.c (expand_expr_real_1): Use const_value_known_p
	* ipa.c (ipa_discover_readonly_nonaddressable_var): Do not set
	const_value_known.
	(cgraph_externally_visible_p): Use cgraph_used_from_object_file_p.
	(function_and_variable_visibility): Set resolution for local vars
	and functions.
	use varpool_used_from_object_file_p.
	* varasm.c (resolution_to_local_definition_p, resolution_local_p): New
	static functions.
	(default_binds_local_p_1): Use resolutoin info.
	(decl_binds_to_current_def_p, decl_replaceable_p): New functions.
	* varpool.c (varpool_get_node): Constify.
	(const_value_known_p): Do not use vnode->const_value_known;
	use decl_replaceable_p.
	(varpool_finalize_decl): Do not set const_value_known.
	(cgraph_variable_initializer_availability): Use decl_replaceable_p
	(varpool_extra_name_alias): Return new node.
	(varpool_used_from_object_file_p): New function.

	* decl.c (finish_function): Use decl_replaceable_p
	* method.c (make_alias_for_thunk): Update call of cgraph_same_body_alias.

	* lto.c (lto_promote_cross_file_statics): Use const_value_known_p.

From-SVN: r164610

        * config/ia64/ia64.c (ia64_dwarf_handle_frame_unspec): New.
        (TARGET_DWARF_HANDLE_FRAME_UNSPEC): New.
        (do_spill): Use REG_CFA_OFFSET.
        (ia64_expand_prologue): Use REG_CFA_ADJUST_CFA and REG_CFA_REGISTER
        as appropriate.
        (ia64_expand_epilogue): Likewise.
        (process_set): Split into ...
        (process_cfa_adjust_cfa): this,
        (process_cfa_register): this,
        (process_cfa_offset): and this new function.
        (ia64_asm_unwind_emit): Use them.  Expect REG_CFA_* notes
        instead of REG_FRAME_RELATED_EXPR.

From-SVN: r164609

        * config/i386/vx-common.h (DBX_REGISTER_NUMBER): Reinstate.

From-SVN: r164607

	* doc/extend.texi: (attribute leaf): Document.
	* tree.c (local_define_builtin): Handle ECF_LEAF.
	(build_common_builtin_nodes): Set ECF_LEAF where needed.
	* tree.h (ECF_LEAF): New.
	* ipa-reference.c (propagate_bits): For leaf calls propagate ever overwrittable
	and unavailable functions.
	(ipa_init): Put all_module_statics into optimization_summary_obstack.
	(copy_global_bitmap): Do not copy all_module_statics.
	(read_write_all_from_decl): Use cgraph_node argument; handle ECF_LEAF.
	(propagate): Handle overwritable and unavailable leaf functions;
	initialize global info for overwritable and unavailable leaf functions;
	do not free all module statics.
	(ipa_reference_get_not_read_global, ipa_reference_get_not_written_global):
	leaf calls don't clobber local statics.
	* calls.c (flags_from_decl_or_type): Handle leaf.
	* tree-cfg.c (stmt_can_make_abnormal_goto): Leaf functions can't do
	abnormal gotos.

	* c-common.c (handle_leaf_attribute): New function.
	(struct attribute_spec c_common_att): Add leaf.

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

From-SVN: r164606

2010-09-24  Basile Starynkevitch  <basile@starynkevitch.net>

	* gcc/gengtype.c: Reindented.

	* gcc/gengtype.h: Reindented.

	* gcc/gengtype-parse.c: Reindented.

From-SVN: r164604

re PR middle-end/45738 (ICE: tree check: expected var_decl, have debug_expr_decl in const_value_known_p, at varpool.c:375)


	PR tree-optimization/45738
	PR tree-optimization/45741
	* expr.c (string_constant): Allow CONST_DECL too;
	check that DECL_INITIAL is set.
	* varpool.c (const_value_known_p): Only look into VAR_DECL
	and CONST_DECL.

	* gcc.c-torture/compile/pr45741.c: New.
	* gfortran.fortran-torture/compile/pr45738.f90: New.

From-SVN: r164602

	* common.opt (undef): New.

testsuite:
	* gcc.dg/cpp/undef-opt-1.c: New test.

From-SVN: r164599

	* decl.c (compute_array_index_type): Remember type dependence of
	array bound.
	* pt.c (dependent_type_p_r): Don't recompute it here.

From-SVN: r164598

	* error.c (dump_expr) [CASE_CONVERT]: Print conversion between
	reference and pointer to the same type as "*" or "&".

From-SVN: r164597

re PR middle-end/45234 (ICE in expand_call, at calls.c:2845 when passing aligned function argument from unaligned stack after alloca)

	PR middle-end/45234
	* rtl.h (enum global_rtl_index): Add
	GR_VIRTUAL_PREFERRED_STACK_BOUNDARY.
	(LAST_VIRTUAL_POINTER_REGISTER): Define.
	(virtual_preferred_stack_boundary_rtx,
	VIRTUAL_PREFERRED_STACK_BOUNDARY_REGNUM): Define.
	(LAST_VIRTUAL_REGISTER): Increase by one.
	(REGNO_PTR_FRAME_P): Use LAST_VIRTUAL_POINTER_REGISTER
	instead of LAST_VIRTUAL_REGISTER.
	* function.c (instantiate_new_reg): Handle
	virtual_preferred_stack_boundary_rtx.
	* emit-rtl.c (init_virtual_regs): Handle
	VIRTUAL_PREFERRED_STACK_BOUNDARY_REGNUM.
	(init_emit_regs): Initialize virtual_preferred_stack_boundary_rtx.
	* explow.c (round_push): If crtl->preferred_stack_boundary
	is smaller than MAX_SUPPORTED_STACK_ALIGNMENT, use
	virtual_preferred_stack_boundary_rtx alignment instead of
	crtl->preferred_stack_boundary alignment.
	(allocate_dynamic_stack_space): Use CONST_INT_P and REG_P
	macros.  Never decrease crtl->preferred_stack_boundary,
	use crtl->preferred_stack_boundary or MAX_SUPPORTED_STACK_ALIGNMENT
	instead of PREFERRED_STACK_BOUNDARY.  Don't modify
	stack_pointer_delta in dynamic allocation, even when size
	is constant.
	(probe_stack_range, anti_adjust_stack_and_probe): Use CONST_INT_P
	macro.
	* print-rtl.c (print_rtx): Handle
	VIRTUAL_PREFERRED_STACK_BOUNDARY_REGNUM.
	* config/alpha/alpha.h (NONSTRICT_REG_OK_FP_BASE_P): Use
	LAST_VIRTUAL_POINTER_REGISTER instead of LAST_VIRTUAL_REGISTER.
	* config/frv/frv.c (frv_emit_movsi): Likewise.
	* config/arm/arm.c (thumb1_legitimate_address_p): Likewise.
	* config/rs6000/rs6000.c (virtual_stack_registers_memory_p):
	Likewise.

	* gcc.dg/torture/stackalign/alloca-6.c: New test.
	* gcc.target/i386/pr45234.c: New test.

	Revert:
	2010-09-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/45234
	* calls.c (expand_call): Make sure that all variable sized
	adjustments are multiple of preferred stack boundary after
	stack alignment.

From-SVN: r164593

	PR bootstrap/45751
	* gcc/config/darwin-driver.c (darwin_default_min_version):
	Adjust size passed to memcpy in two places.


Co-Authored-By: Dominique d'Humieres <dominiq@lps.ens.fr>

From-SVN: r164592

2010-09-24  Richard Guenther  <rguenther@suse.de>

	* c-decl.c (pop_scope): Always set file-scope DECL_CONTEXT.
	Make sure to not call set_type_context with error_mark_node.
	* langhooks.c (lhd_set_decl_assembler_name): Use DECL_FILE_SCOPE_P.

	* gcc.dg/lto/20091006-2_0.c: Prune warnings.

From-SVN: r164591

2010-09-24  Richard Guenther  <rguenther@suse.de>

	* Makefile.in (OBJS-onestep): Remove.
	(ALL_HOST_BACKEND_OBJS): Remove libbackend.o.
	(libbackend.a): Remove onestep support.
	(libbackend.o): Remove.
	* configure.ac (--enable-intermodule): Remove.
	* configure: Regenerate.

From-SVN: r164590

cfgcleanup.c (flow_find_head_matching_sequence): Terminate when reaching the end of a block if it occurs at a DEBUG_INSN.

	* cfgcleanup.c (flow_find_head_matching_sequence): Terminate when
	reaching the end of a block if it occurs at a DEBUG_INSN.

From-SVN: r164589

2010-09-24  Marcus Shawcroft  <marcus.shawcroft@arm.com>

	* g++.dg/debug/dwarf2/nested-2.C: Permit the ARM @ character
	as a comment leader in regexp.

From-SVN: r164588

2010-09-09  Tristan Gingold  <gingold@adacore.com>

	PR target/44242
	* config/vms/vms-crt0-64.c: Removed.
	* config/vms/vms-crt0.c: Removed.
	* config/vms/vms-psxcrt0-64.c: Removed.
	* config/vms/vms-psxcrt0.c: Removed.
	* config/vms/vms-ucrt0.c: New file.
	* config/vms/t-vms64: Removed.
	* config/vms/t-vms (VMS_EXTRA_PARTS): Uncomment it.  Remove DECC.
	Use $(GCC_FOR_TARGET) to build pcrt0.o and vcrt0.o
	* config.gcc (alpha-dec-vms): Use t-vms.

From-SVN: r164587

        * doc/invoke.texi (-fno-nil-receivers): Tidied up line to remove
        underfull hbox in DVI output.
        (-fobjc-class-cxx-cdtors): Same change.
        (-fobjc-exceptions): Tidied up documentation.  Explain what the
        option does, but moved the (lenghty) description of the exception
        syntax into objc.texi.
        (-fobjc-gc): Explain that the option is not useful with the GNU
        runtime.
        (-fzero-link): Explain that the GNU runtime always works in
        "zero-link" mode.
        * doc/objc.texi: All sections: simplified @node declarations
        removing specification of next, previous, up node.
        (Objective-C): Updated introduction.
        (Garbage Collection): Updated.  The bohem-gc library is now
        included in gcc itself.  Mention that this section only applies to
        the GNU Objective-C runtime.
        (compatibility_alias): Small tidy up.
        (Exceptions): New section mostly containing text previously in the
        description of the -fobjc-exception command-line option.
        (Synchronization): Same.

From-SVN: r164586

        * objc.dg/sync-2.m: New test.
        * obj-c++.dg/sync-2.mm: New test.

From-SVN: r164585

2010-09-24  Tobias Burnus  <burnus@net-b.de>

        * gfortran.texi: Add second space after end-of-sentence period;
        change / to /@/ to allow hyphenation of URLs.
        (Standards): Remove duplicated OpenMP, update wording given that
        Fortran 2008 now released.
        (Fortran 2008 status): Update and add list of implemented features.

From-SVN: r164584

	* config/i386/i386.md (ix86_code_end): Move the initialization of
	xops array near the consumer.  Use AX_REG and SP_REG instead of
	numerical constants.

From-SVN: r164583

2010-09-24  Tobias Burnus  <burnus@net-b.de>

        PR fortran/40571
        * iso-fortran-env.def: Add NAMED_KINDARRAY with
        character_kinds, integer_kinds, logical_kinds and
        real_kinds.
        * gfortran.h: Add them to iso_fortran_env_symbol.
        * libgfortran.h: Rename GFC_INQUIRE_INTERNAL_UNIT to
        LIBERROR_INQUIRE_INTERNAL_UNIT and move it from
        libgfortran_stat_codes to libgfortran_error_codes.
        * module.c (create_int_parameter_array): New function.
        (use_iso_fortran_env_module): Use it for
        NAMED_KINDARRAY of iso-fortran-env.def.
        * trans-decl.c (gfc_get_symbol_decl): Parameter
        arrays of intrinsics modules become local static variables.
        * intrinsic.texi (ISO_FORTRAN_ENV): Add character_kinds,
        integer_kinds, logical_kinds and real_kinds.

2010-09-24  Tobias Burnus  <burnus@net-b.de>

        PR fortran/40571
        * gfortran.dg/iso_fortran_env_7.f90: New.

From-SVN: r164581

From-SVN: r164578

        * c-typeck.c (convert_arguments): Use warning 'too many arguments
        to method [methodname]' for an Objective-C method instead of the
        less satisfactory 'too many arguments to function' (with no method
        name).
In gcc/cp/:
        * typeck.c (warn_args_num): Use warning 'too many arguments to
        method [methodname]' for an Objective-C method instead of the less
        satisfactory 'too many arguments to function' (with no method
        name).
In gcc/testsuite/:
        * obj-c++.dg/too-many-args.mm: New file.
        Merge from 'apple/trunk' branch on FSF servers.

        2006-03-27 Fariborz Jahanian <fjahanian@apple.com>

        Radar 4491608
        * objc.dg/too-many-args.m: New

From-SVN: r164573

From-SVN: r164572

	* tree-flow.h (execute_update_addresses_taken): Adjust.
	* tree-ssa.c (maybe_optimize_var): Tweak comment and dump messages.
	(execute_update_addresses_taken): Remove parameter and OPTIMIZE test.
	* passes.c (execute_function_todo): Adjust calls to above function.

From-SVN: r164571

2010-09-23  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/45744
	* frontend-passes.c (optimize_binop_array_assignment):
	Only re-use lhs as intermediate storage if kind and type
	parameters match.

2010-09-23  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/45744
	* gfortran.dg/dependency_36.f90:  New test.

From-SVN: r164570

From-SVN: r164569

	* config/arm/arm.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
	* config/arm/arm-protos.h (arm_output_addr_const_extra): Remove.
	* config/arm/arm.c (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
	(arm_output_addr_const_extra): Make static.

From-SVN: r164568

	* config/i386/i386.md (UNSPECV_NOPS): Rename from UNSPEC_NOPS and
	define as unspec_volatile.
	("nops"): Define as unspec_volatile. Use fputs to write to
	asm_out_file directly.  Output NOPs on separate lines using while loop.
	* config/i386/i386.c (ix86_code_end): Use fputs to write to
	asm_out_file directly.  Output NOPs on separate lines using while loop.

testsuite/ChangeLog:

	* gcc.target/i386/pad-1.c: Remove -S from dg-options.
	* gcc.target/i386/pad-3.c: Ditto.
	* gcc.target/i386/pad-7.c: Ditto.
	* gcc.target/i386/pad-7.c: Ditto.
	* gcc.target/i386/pr36502.c: Ditto.
	* gcc.target/i386/zee.c: Ditto.
	* gcc.target/i386/20060821-1.c: Ditto.
	* gcc.target/i386/pad-2.c: Ditto.  Scan for NOPs on separate lines.
	* gcc.target/i386/pad-5a.c: Ditto.  Do not use scan-assembler-not.
	* gcc.target/i386/pad-5b.c: Ditto.
	* gcc.target/i386/pad-6a.c: Ditto.
	* gcc.target/i386/pad-6b.c: Ditto.
	* gcc.target/i386/pad-8.c: Ditto.
	* gcc.target/i386/pad-9.c: Ditto.
	* gcc.target/i386/pad-10.c: Ditto.
	* gcc.target/i386/pad-4.c: Ditto.  Require pic effective target.

From-SVN: r164564

re PR middle-end/45565 (ICE: in execute_todo, at passes.c:1276 with -fno-toplevel-reorder -fno-inline -fipa-cp-clone -fkeep-inline-functions)

2010-09-23  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/45565
	* cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee):
	Make sure to adjust the fndecl before replacing the stmt.

	* g++.dg/ipa/pr45565.C: New testcase.

From-SVN: r164561

2010-09-23  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/45745
	PR fortran/45648
	* trans-array.c (gfc_conv_expr_descriptor): Handle 
	ss->type == GFC_SS_INTRINSIC (for {l,u}bound intrinsics) case. 

2010-09-23  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/45745
	PR fortran/45648
	* gfortran.dg/vector_subscript_bound_1.f90: New.

From-SVN: r164558