* gcse.c (ae_gen): Remove.
	(can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
	and make non-static function to make it available in store-motion.c.
	Update call sites with search-and-replace.
	(enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
	extract_mentioned_regs, extract_mentioned_regs_helper,
	find_moveable_store, compute_store_table, load_kills_store, find_loads,
	store_killed_in_insn, store_killed_after, store_killed_before,
	build_store_vectors, insert_insn_start_basic_block, insert-store,
	remove_reachable_equiv_notes, replace_store_insn, delete_store,
	free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
	execute_rtl_store_motion, pass_rtl_store_motion): Move to...
	* store-motion.c: ...new file.  Also copy data structures from gcse.c
	and clean up to remove parts not used by store motion.
	* rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
	* Makefile.in (store-motion.o): New rule. Add to OBJS-common.

From-SVN: r147001

From-SVN: r147000

From-SVN: r146999

2009-04-30  Rafael Avila de Espindola  <espindola@google.com>

	* plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.

From-SVN: r146998

2009-04-30  Andreas Krebbel  <krebbel1@de.ibm.com>

	* gcse.c (gcse_constant_p): Make sure the constant is sharable.

From-SVN: r146997

* config/mips/mips.c (mips_add_offset): Use gen_int_mode for
CONST_HIGH_PART result.

From-SVN: r146995

From-SVN: r146994

	2009-04-29  Vincent Celier  <celier@adacore.com>

	* sinput-l.adb (Load_File): When preprocessing, set temporarily the
	Source_File_Index_Table entries for the source, to avoid crash when
	reporting an error.

	* gnatcmd.adb (Test_If_Relative_Path): Use
	Makeutl.Test_If_Relative_Path.
	
	* makeutl.adb:(Test_If_Relative_Path): Process switches --RTS= only if
	Including_RTS is True.

	* makeutl.ads (Test_If_Relative_Path): New Boolean parameter
	Including_RTS defaulted to False.

	* sinput.ads, scans.ads, err_vars.ads: Initialize some variables with
	a default value.

From-SVN: r146991

From-SVN: r146990

	* config/avr/avr.c (initial_elimination_offset): Rename to
	avr_initial_elimination_offset.
	(frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
	change return type to bool.
	(avr_can_eliminate): New function.
	* config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
	(FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
	(INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
	* config/avr/avr-protos.h (initial_elimination_offset) : Rename to
	avr_initial_elimination_offset.
	(frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
	(avr_initial_elimination_offset): Define.

From-SVN: r146989

	PR rtl-optimization/39938
	* Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
	* cfgrtl.c: Include insn-attr.h.
	(rest_of_pass_free_cfg): New function.
	(pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
	* resource.c (init_resource_info): Remove call to df_analyze.

Co-Authored-By: Steven Bosscher <steven@gcc.gnu.org>

From-SVN: r146988

2009-04-29  Richard Guenther  <rguenther@suse.de>

	PR target/39943
	* config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
	allow conversion to signed integers.

	* lib/target-supports.exp (check_effective_target_vect_uintfloat_cvt):
	New.
	(check_effective_target_vect_floatuint_cvt): Likewise.
	* gcc.dg/vect/slp-10.c: Adjust.
	* gcc.dg/vect/slp-11.c: Adjust.
	* gcc.dg/vect/slp-12b.c: Adjust.
	* gcc.dg/vect/slp-33.c: Adjust.
	* gcc.c-torture/compile/pr39943.c: New testcase.

From-SVN: r146984

2009-04-29  Richard Guenther  <rguenther@suse.de>

	* tree-cfg.c (verify_gimple_assign_binary): Allow vector
	shifts of floating point vectors if the shift amount is
	a constant multiple of the element size.

From-SVN: r146983

        PR middle-end/39927
        PR bootstrap/39929
        * tree-outof-ssa.c (emit_partition_copy): New function.
        (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
        insert_part_to_rtx_on_edge): Perform the partition base var
        copy using emit_partition_copy.
        (insert_value_copy_on_edge): Convert constants to the right mode.
        (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
        (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.

Co-Authored-By: Michael Matz <matz@suse.de>

From-SVN: r146982

	* config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
	insn before the loop_end instruction, don't look past labels.

From-SVN: r146980

2009-04-29  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch8.adb (Analyze_Subprogram_Renaming): Improve error message on
	box-defaulted operator in an instantiation, when the type of the
	operands is not directly visible.

2009-04-29  Gary Dismukes  <dismukes@adacore.com>

	* sem_aggr.adb (Valid_Limited_Ancestor): Undo previous change.
	(Resolve_Extension_Aggregate): Call Check_Parameterless_Call after the
	analysis of the ancestor part. Remove prohibition against limited
	interpretations of the ancestor expression in the case of Ada 2005.
	Revise error message in overloaded case, adding a message to cover
	the Ada 2005 case.

2009-04-29  Thomas Quinot  <quinot@adacore.com>

	* xoscons.adb: Minor reformatting

2009-04-29  Bob Duff  <duff@adacore.com>

	* sem_ch13.adb (Analyze_Attribute_Definition_Clause): Do not ignore
	attribute_definition_clauses for the following attributes when the
	-gnatI switch is used: External_Tag, Input, Output, Read, Storage_Pool,
	Storage_Size, Write. Otherwise, we get spurious errors (for example,
	missing Read attribute on remote types).

	* gnat_ugn.texi: Document the change, and add a stern warning.

2009-04-29  Ed Schonberg  <schonberg@adacore.com>

	* sem_attr.adb (Check_Local_Access): Indicate that value tracing is
	disabled not just for the current scope, but for the innermost dynamic
	scope as well.

From-SVN: r146979

From-SVN: r146978

From-SVN: r146977

2009-04-29  Vincent Celier  <celier@adacore.com>

	* prj-part.adb: Minor comment update

2009-04-29  Ed Schonberg  <schonberg@adacore.com>

	* sem_aggr.adb (Resolve_Record_Aggregate): handle properly
	box-initialized records with discriminated subcomponents that are
	constrained by discriminants of enclosing components. New subsidiary
	procedures Add_Discriminant_Values, Propagate_Discriminants.

2009-04-29  Arnaud Charlet  <charlet@adacore.com>

	* g-socket.adb: Code clean up.

From-SVN: r146976

bfin.c (bfin_optimize_loop): If we need a scratch reg, scan backwards to try to find a constant to initialize it.

	* config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
	scan backwards to try to find a constant to initialize it.

From-SVN: r146974

2009-04-29  Richard Guenther  <rguenther@suse.de>

	PR middle-end/39937
	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
	loose type conversions.
	(forward_propagate_addr_expr): Fix tuplification bug.  Remove
	stmts only if there are no uses of its definition.

	* gcc.c-torture/compile/pr39937.c: New testcase.

From-SVN: r146973

	* config/bfin/bfin.h (splitting_loops): Declare.
	* config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
	Reorder bit definitions to be ascending.
	(WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
	* config/bfin/bfin.c (splitting_loops): New variable.
	(bfin_cpus): Add WA_LOAD_LCREGS as needed.
	(struct loop_info): Remove members INIT and LOOP_INIT.
	(bfin_optimize_loop): Don't set them.  Reorder the code that generates
	the LSETUP sequence.  Allow LC to be loaded from any register, but also
	add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
	(bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
	set to 1.
	* config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
	of reload_completed.
	From Jie Zhang:
	* config/bfin/bfin.md (movsi_insn): Refine constraints.

From-SVN: r146971

2009-04-29  Gary Dismukes  <dismukes@adacore.com>

	* sem_aggr.adb (Valid_Limited_Ancestor): Add test for the name of a
	function entity, to cover the case of a parameterless function call
	that has not been resolved.

2009-04-29  Robert Dewar  <dewar@adacore.com>

	* err_vars.ads, prj-part.adb, scans.ads, exp_tss.adb: Minor
	reformatting and comment updates.

From-SVN: r146970

2009-04-29  Arnaud Charlet  <charlet@adacore.com>

	* gnat_ugn.texi: Update some documentation about interfacing with C++
	Mention -fkeep-inline-functions.

	* gnat_ugn.texi: Minor edits

2009-04-29  Ed Schonberg  <schonberg@adacore.com>

	* sem_aggr.adb (Resolve_Record_Aggregate): When building an aggregate
	for a defaulted component of an enclosing aggregate, inherit the type
	from the component declaration of the enclosing type. 

2009-04-29  Albert Lee  <lee@adacore.com>

	* g-socthi-vms.ads, g-socthi-vxworks.ads, s-oscons-tmplt.c,
	g-socthi-mingw.ads, g-socthi.ads, g-socket.adb, g-sothco.ads
	(System.OS_Constants): New type Msg_Iovlen_T which follows whether the
	msg_iovlen field in struct msghdr is 32 or 64 bits wide.
	Relocate the Msghdr record type from GNAT.Sockets.Thin to
	GNAT.Sockets.Common, and use System.OS_Constants.Msg_Iovlen_T as the
	type for the Msg_Iovlen field.

From-SVN: r146969

2009-04-29  Vincent Celier  <celier@adacore.com>

	* sinput-l.adb (Load_File): When preprocessing, set temporarily the
	Source_File_Index_Table entries for the source, to avoid crash when
	reporting an error.

	* gnatcmd.adb (Test_If_Relative_Path): Use
	Makeutl.Test_If_Relative_Path.
	
	* makeutl.adb:(Test_If_Relative_Path): Process switches --RTS= only if
	Including_RTS is True.

	* makeutl.ads (Test_If_Relative_Path): New Boolean parameter
	Including_RTS defaulted to False.

	* sinput.ads, scans.ads, err_vars.ads: Initialize some variables with
	a default value.

2009-04-29  Javier Miranda  <miranda@adacore.com>

	* gnat_ugn.texi: Adding documentation for non-default C++ constructors.

From-SVN: r146967

sem_ch3.adb (Analyze_Object_Declaration): Disable error message associated with dyamically tagged expressions if...

2009-04-29  Javier Miranda  <miranda@adacore.com>

	* sem_ch3.adb (Analyze_Object_Declaration): Disable error message
	associated with dyamically tagged expressions if the expression
	initializing a tagged type corresponds with a non default CPP
	constructor.
	(OK_For_Limited_Init): CPP constructor calls are OK for initialization
	of limited type objects.

	* sem_ch5.adb (Analyze_Assignment): Improve the error message reported
	when a CPP constructor is called in an assignment. Disable also the
	error message associated with dyamically tagged expressions if the
	exporession initializing a tagged type corresponds with a non default
	CPP constructor.

	* sem_prag.adb (Analyze_Pragma): Remove code disabling the use of
	non-default C++ constructors.

	* sem_util.ads, sem_util.adb (Is_CPP_Constructor_Call): New subprogram.

	* exp_tss.ads, exp_tss.adb (Base_Init_Proc): Add support for
	non-default constructors.
	(Init_Proc): Add support for non-default constructors.

	* exp_disp.adb (Set_Default_Constructor): Removed.
	(Set_CPP_Constructors): Code based in removed Set_Default_Constructor
	but extending its functionality to handle non-default constructors.

	* exp_aggr.adb (Build_Record_Aggr_Code): Add support for non-default
	constructors. Minor code cleanup removing unrequired label and goto
	statement.

	* exp_ch3.adb (Build_Initialization_Call): Add support for non-default
	constructors.
	(Build_Init_Statements): Add support for non-default constructors.
	(Expand_N_Object_Declaration): Add support for non-default constructors.
	(Freeze_Record_Type): Replace call to Set_Default_Constructor by call
	to Set_CPP_Constructors.

	* exp_ch5.adb (Expand_N_Assignment_Statement): Add support for
	non-default constructors.
	Required to handle its use in build-in-place statements.

	* gnat_rm.texi (CPP_Constructor): Document new extended use of this
	pragma for non-default C++ constructors and the new compiler support
	that allows the use of these constructors in record components, limited
	aggregates, and extended return statements.

From-SVN: r146966

2009-04-29  Vincent Celier  <celier@adacore.com>

	* prj-part.adb (Parse_Single_Project): Do not attempt to find a
	project extending an abstract project.

2009-04-29  Eric Botcazou  <ebotcazou@adacore.com>

	* targparm.ads: Fix oversight.

From-SVN: r146965

2009-04-29  Ed Schonberg  <schonberg@adacore.com>

	* lib-xref.adb (Output_Overridden_Op): Follow several levels of
	derivation when necessary, to find the user-subprogram that is actally
	being overridden.

From-SVN: r146964

2009-04-29  Robert Dewar  <dewar@adacore.com>

	* sem_util.adb (May_Be_Lvalue): Fix cases involving indexed/selected
	components

From-SVN: r146963

2009-04-29  Rafael Avila de Espindola  <espindola@google.com>

	* Makefile.in (PLUGIN_VERSION_H): New.
	(OBJS-common): Remove plugin-version.o.
	(plugin.o): Depend on (PLUGIN_VERSION_H).
	(plugin-version.o): Remove.
	* configure: Regenerate
	* configure.ac: Create plugin-version.h.
	* gcc-plugin.h (plugin_gcc_version): Remove.
	(plugin_default_version_check): Change signature.
	* plugin-version.c: Remove.
	* plugin.c: Include plugin-version.h.
	(str_plugin_gcc_version_name): Remove.
	(try_init_one_plugin): Pass gcc version to plugin_init.
	(plugin_default_version_check): Both gcc and plugin versions are now
	arguments.

From-SVN: r146962

2009-04-29  Ed Schonberg  <schonberg@adacore.com>

	* exp_ch9.ads, exp_ch9.adb (Build_Wrapper_Spec): Use source line of
	primitive operation, rather than source line of synchronized type, when
	building the wrapper for a primitive operation that overrides an
	operation inherited from a progenitor, to improve the error message on
	duplicate declarations.

	* sem_ch3.adb (Process_Full_View): Use new signature of
	Build_Wrapper_Spec.

From-SVN: r146961

2009-04-29  Robert Dewar  <dewar@adacore.com>

	* prj-nmsc.ads: Minor reformatting

2009-04-29  Eric Botcazou  <ebotcazou@adacore.com>

	* exp_ch4.adb (Expand_N_Conditional_Expression): Set the SLOC of the
	expression on the existing parent If statement.

From-SVN: r146960

2009-04-29  Robert Dewar  <dewar@adacore.com>

	* prj-nmsc.ads: Minor reformatting

2009-04-29  Eric Botcazou  <ebotcazou@adacore.com>

	* exp_ch4.adb (Expand_N_Conditional_Expression): Set the SLOC of the
	expression on the existing parent If statement.

From-SVN: r146959

2009-04-29  Robert Dewar  <dewar@adacore.com>

	* prj-proc.adb, prj.ads: Minor reformatting

From-SVN: r146958

exp_ch4.adb (Expand_N_Conditional_Expression): Set the SLOC of an existing parent If statement on the newly created one.

2009-04-29  Eric Botcazou  <ebotcazou@adacore.com>

	* exp_ch4.adb (Expand_N_Conditional_Expression): Set the SLOC of an
	existing parent If statement on the newly created one.

From-SVN: r146957

	* config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
	DREGS rather than comparing directly.  Remove code that tries to
	account for latencies.

From-SVN: r146956

	* gnatcmd.adb, prj-proc.adb, prj-proc.ads, make.adb, prj-part.adb,
	prj-part.ads, prj.adb, prj.ads, clean.adb, prj-dect.adb, prj-dect.ads,
	prj-nmsc.adb, prj-nmsc.ads, prj-pars.adb, prj-pars.ads, prj-makr.adb
	(Set_In_Configuration, In_Configuration): Removed.
	Replaced by an extra parameter Is_Config_File in several parameter to
	avoid global variables to store the state of the parser.

From-SVN: r146955

2009-04-29  Albert Lee  <lee@adacore.com>

	* g-socthi-vxworks.ads: Change the spec of Msghdr to match the one in
	the default version of GNAT.Sockets.Thin.

	* g-socthi-vms.ads: Change the spec of Msghdr to match the one in the
	default version of GNAT.Sockets.Thin.

2009-04-29  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch6.adb (Analyze_Subprogram_Specification): If the subprogram is
	an overriding operation of an inherited interface operation, and the
	controlling type is a synchronized type, we replace the type with its
	corresponding record, to match the proper signature of an overriding
	operation. The same processing must be performed for an access
	parameter whose designated type is derived from a synchronized
	interface.

From-SVN: r146954

	* pex-win32.c (pex_win32_pipe): Add _O_NOINHERIT.    
	(pex_win32_exec_child): Ensure each process has only one handle open
	on pipe endpoints. Close standard input after creating child for
	symmetry with standard output/standard error.

From-SVN: r146953

	* config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
	problematic last insns.  Test for TYPE_CALL rather than CALL_P.
	Remove special case testing for last insn of inner loops. Don't fail if
	the loop ends with a jump, emit an extra nop instead.

From-SVN: r146952