lra-assigns.c (find_hard_regno_for): Use lra_reg_val_equal_p to check the register content is equal or not.

2013-04-23  Shiva Chen  <shiva0217@gmail.com>

        * lra-assigns.c (find_hard_regno_for): Use lra_reg_val_equal_p
        to check the register content is equal or not.
        * lra-constraints.c (match_reload): Use lra_assign_reg_val
        to assign register content record.
        * lra-eliminations.c (update_reg_eliminate): Use
	lra_update_reg_val_offset to update register content offset.
        * lra-int.h (struct lra_reg): Add offset member.
        (lra_reg_val_equal_p): New static inline function.
        (lra_update_reg_val_offset): New static inline function.
        (lra_assign_reg_val): New static inline function.
        * lra.c (lra_create_new_reg): Use lra_assign_reg_val
        to assign register content record.
        (initialize_lra_reg_info_element): Initial offset to zero.

From-SVN: r198204

2013-04-23  Catherine Moore  <clm@codesourcery.com>

	* config/mips/mips.md (*movhi_internal, *movqi_internal): New
	operands.  Record compression.

From-SVN: r198202

From-SVN: r198201

2013-04-23  Eric Botcazou  <ebotcazou@adacore.com>
	    Pascal Obry    <obry@adacore.com>

	* gcc-interface/Makefile.in (targ): Fix target name check.
	(../../gnatmake$(exeext)): Add '+' for LTO.
	(../../gnatlink$(exeext)): Likewise.

Co-Authored-By: Pascal Obry <obry@adacore.com>

From-SVN: r198200

From-SVN: r198199

2013-04-23  Hristian Kirtchev  <kirtchev@adacore.com>

	* exp_ch9.adb (Build_PPC_Wrapper): Correct the traversal of
	pre- and post-conditions.
	(Expand_N_Task_Type_Declaration):
	Use the correct attribute to check for pre- and post-conditions.
	* exp_ch13.adb (Expand_N_Freeze_Entity): Correct the traversal of
	pre- and post-conditions.  Analyze delayed classification items.
	* freeze.adb (Freeze_Entity): Use the correct attribute to
	check for pre- and post- conditions.
	* sem_ch3.adb (Analyze_Declarations): Correct the traversal
	of pre- and post-conditions as well as contract- and
	test-cases. Analyze delayed pragmas Depends and Global.
	* sem_ch6.adb (Check_Subprogram_Contract): Use the correct
	attribute to check for pre- and post-conditions, as well as
	contract-cases and test-cases.	(List_Inherited_Pre_Post_Aspects):
	Correct the traversal of pre- and post- conditions.
	(Process_Contract_Cases): Update the comment on usage. Correct
	the traversal of contract-cases.
	(Process_Post_Conditions): Update the comment on usage. Correct the
	traversal of pre- and post-conditions.
	(Process_PPCs): Correct the traversal of pre- and post-conditions.
	(Spec_Postconditions): Use the correct
	attribute to check for pre- and post- conditions, as well as
	contract-cases and test-cases.
	* sem_ch13.adb (Analyze_Aspect_Specifications): Reimplement the
	actions related to aspects Depends and Global. Code refactoring
	for pre- and post-conditions.
	(Insert_Delayed_Pragma): New routine.
	* sem_prag.adb (Add_Item): New routine.
	(Analyze_Depends_In_Decl_Part): New routine.
	(Analyze_Global_In_Decl_Part): New routine.
	(Analyze_Pragma): Reimplement the actions related to aspects Depends and
	Global. Verify that a body acts as a spec for pragma Contract_Cases.
	(Chain_PPC): Use Add_Contract_Item to chain a pragma.
	(Chain_CTC): Correct the traversal of contract-
	and test-cases. Use Add_Contract_Item to chain a pragma.
	(Chain_Contract_Cases): Correct the traversal of contract-
	and test-cases. Use Add_Contract_Item to chain a pragma.
	(Check_Precondition_Postcondition): Update the comment on usage.
	(Check_Test_Case): Update the comment on usage.
	* sem_prag.ads (Analyze_Depends_In_Decl_Part): New routine.
	(Analyze_Global_In_Decl_Part): New routine.
	* sem_util.ads, sem_util.adb (Add_Contract_Item): New routine.
	* sinfo.adb (Classifications): New routine.
	(Contract_Test_Cases): New routine.
	(Pre_Post_Conditions): New routine.
	(Set_Classifications): New routine.
	(Set_Contract_Test_Cases): New routine.
	(Set_Pre_Post_Conditions): New routine.
	(Set_Spec_CTC_List): Removed.
	(Set_Spec_PPC_List): Removed.
	(Spec_CTC_List): Removed.
	(Spec_PPC_List): Removed.
	* sinfo.ads: Update the structure of N_Contruct along with all
	related comments.
	(Classifications): New routine and pragma Inline.
	(Contract_Test_Cases): New routine and pragma Inline.
	(Pre_Post_Conditions): New routine and pragma Inline.
	(Set_Classifications): New routine and pragma Inline.
	(Set_Contract_Test_Cases): New routine and pragma Inline.
	(Set_Pre_Post_Conditions): New routine and pragma Inline.
	(Set_Spec_CTC_List): Removed.
	(Set_Spec_PPC_List): Removed.
	(Spec_CTC_List): Removed.
	(Spec_PPC_List): Removed.

2013-04-23  Doug Rupp  <rupp@adacore.com>

	* init.c (GNAT$STOP) [VMS]: Bump sigargs[0] count by 2
	to account for LIB$STOP not having the chance to add the PC and
	PSL fields.

From-SVN: r198198

2013-04-23  Robert Dewar  <dewar@adacore.com>

	* sem_ch13.adb: Minor code reorganization (remove some redundant
	assignments).
	* sem_ch3.adb, sem_prag.adb: Minor reformatting.

From-SVN: r198197

2013-04-23  Yannick Moy  <moy@adacore.com>

	* einfo.ads: Minor typo fix.
	* sem_ch13.adb (Build_Predicate_Functions): Reject cases where
	Static_Predicate is applied to a non-scalar or non-static type.
	* sem_prag.adb: Minor typo fix.

2013-04-23  Doug Rupp  <rupp@adacore.com>

	* init.c (GNAT$STOP) [VMS]: New function.

2013-04-23  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch3.adb: Add exp_pakd to context.
	(Constrain_Component_Type): If the component of the parent is
	packed, and the record subtype being built is already frozen,
	as is the case for an itype, the component type itself will not
	be frozen, and the packed array type for it must be constructed
	explicitly.

2013-04-23  Thomas Quinot  <quinot@adacore.com>

	* g-socket.adb, g-socket.ads (Set_Close_On_Exec): New subprogram.

From-SVN: r198196

2013-04-23  Yannick Moy  <moy@adacore.com>

	* err_vars.ads (Error_Msg_Qual_Level): Set variable to zero
	at declaration.
	* opt.ads (Multiple_Unit_Index): Set variable to zero at declaration.
	* sem_util.adb (NCT_Table_Entries): Set variable to zero at declaration.
	* set_targ.ads (Num_FPT_Modes): Set variable to zero at declaration.
	* stylesw.adb (Save_Style_Check_Options): Protect testing the
	value of Style_Check_Comments_Spacing by a previous test that
	Style_Check_Comments is True.

2013-04-23  Thomas Quinot  <quinot@adacore.com>

	* sem_prag.adb, sem_prag.ads (Effective_Name): Rename to
	Original_Name, and move declaration to package body as this
	subprogram is not used from outside. Also clarify documentation.

From-SVN: r198195

2013-04-23  Ed Schonberg  <schonberg@adacore.com>

	* exp_ch6.adb (Expand_N_Subprogram_Body): When compiling with
	initialize_scalars, disable predicate checks on the generated
	assignment to an out scalar parameter.

2013-04-23  Gary Dismukes  <dismukes@adacore.com>

	* sem_ch4.adb (Analyze_Allocator): Remove error
	check for "constrained in partial view" constraints entirely.

2013-04-23  Robert Dewar  <dewar@adacore.com>

	* einfo.ads, sem_prag.ads: Minor reformatting.
	* errout.ads: Comment update.

From-SVN: r198194

2013-04-23  Richard Biener  <rguenther@suse.de>

	PR middle-end/57036
	* tree-inline.c (copy_edges_for_bb): Add can_make_abnormal_goto
	parameter, only add abnormal goto edges from the copied body
	if the call could perform abnormal gotos.
	(copy_cfg_body): Adjust.

	* gcc.dg/torture/pr57036-1.c: New testcase.
	* gcc.dg/torture/pr57036-2.c: Likewise.

From-SVN: r198192

	gcc/
	* config/aarch64/aarch64.md (*mov<mode>_aarch64): Add simd attribute.

	testsuite/
	* gcc.target/aarch64/scalar-mov.c: New test.

From-SVN: r198191

2013-04-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/sjlj.S: New file.
	* config/s390/target.h: New file.
	* configure.tgt: Set options for S/390.

From-SVN: r198190

2013-04-23  Yannick Moy  <moy@adacore.com>

	* exp_ch5.adb: Minor typo.

2013-04-23  Thomas Quinot  <quinot@adacore.com>

	* gnat_ugn.texi: Fix typo.

2013-04-23  Ed Schonberg  <schonberg@adacore.com>

	* einfo.ads: Minor documentation clarification.

2013-04-23  Bob Duff  <duff@adacore.com>

	* types.ads: Fix incorrect comment.

From-SVN: r198189

sem_aux.adb [...] (Effectively_has_Constrained_Partial_View): Rename subprogram as Object_Type_Has_Constrained_Partial_View...

2013-04-23  Ed Schonberg  <schonberg@adacore.com>

	* sem_aux.adb sem_aux.ads (Effectively_has_Constrained_Partial_View):
	Rename subprogram as Object_Type_Has_Constrained_Partial_View, better
	description of purpose.
	* checks.adb (Apply_Discriminant_Check): Use above renaming.
	* sem_ch4.adb (Analyze_Allocator): Check Has_Constrained_Partial_View
	of the base type, rather than using the Object_Type predicate.
	* sem_attr.adb (Analyze_Attribute, case 'Access): Use above renaming.
	* sem_util.adb (Is_Dependent_Component_Of_Mutable_Object): ditto.
	* exp_attr.adb (Expand_N_Attribute_Reference, case 'Constrained): Ditto.
	* exp_ch4.adb (Expand_N_Allocator): Ditto.

From-SVN: r198188

2013-04-23  Robert Dewar  <dewar@adacore.com>

	* exp_prag.adb (Expand_Pragma_Check): Check for Assert rather
	than Assertion.
	* sem_prag.adb (Is_Valid_Assertion_Kind): Moved to spec
	(Effective_Name): New function (Analyze_Pragma, case Check):
	Disallow [Statement_]Assertions (Check_Kind): Implement
	Statement_Assertions (Check_Applicable_Policy): Use Effective_Name
	(Is_Valid_Assertion_Kind): Allow Statement_Assertions.
	* sem_prag.ads (Is_Valid_Assertion_Kind): Moved here from body
	(Effective_Name): New function.
	* sem_res.adb: Minor reformatting.
	* snames.ads-tmpl (Name_Statement_Assertions): New entry.
	* gnat_rm.texi: Add documentation of new assertion kind
	Statement_Assertions.

From-SVN: r198187

2013-04-23  Robert Dewar  <dewar@adacore.com>

	* sinfo.ads, einfo.adb, sem_res.adb, exp_ch6.adb, aspects.adb: Minor
	reformatting and code clean up.

From-SVN: r198186

2013-04-23  Vincent Celier  <celier@adacore.com>

	* prj-part.ads, prj-conf.ads: Minor comment updates.

2013-04-23  Ed Schonberg  <schonberg@adacore.com>

	* einfo.adb (Predicate_Function): For a private type, retrieve
	predicate function from full view.
	* aspects.adb (Find_Aspect): Ditto.
	* exp_ch6.adb (Expand_Actuals): If the formal is class-wide and
	the actual is a definite type, apply predicate check after call.
	* sem_res.adb: Do not apply a predicate check before the call to
	a generated Init_Proc.

From-SVN: r198185

2013-04-23  Robert Dewar  <dewar@adacore.com>

	* sem_ch13.adb (Analyze_Aspect_Specifications): Significant
	rewrite to make sure Is_Ignore is properly captured when aspect
	is declared.
	* sem_ch6.adb: Minor reformatting.
	* sem_prag.adb (Analyze_Pragma): Do not test policy at time of
	pragma for the case of a pragma coming from an aspect (already
	tested when we analyzed the aspect).

2013-04-23  Vincent Celier  <celier@adacore.com>

	* prj-conf.adb (Parse_Project_And_Apply_Config): New
	Boolean parameter Implicit_Project, defaulted to False. Call
	Prj.Part.Parse with Implicit_Project.
	* prj-conf.ads (Parse_Project_And_Apply_Config): New Boolean
	parameter Implicit_Project, defaulted to False.
	* prj-part.adb (Parse_Single_Project): New Boolean parameter
	Implicit_Project, defaulted to False. When Implicit_Project is
	True, change the Directory of the project node to the Current_Dir.
	* prj-part.ads (Parse): New Boolean parameter, defaulted to False

2013-04-23  Robert Dewar  <dewar@adacore.com>

	* exp_util.adb: Minor reformatting.

From-SVN: r198184

2013-04-23  Robert Dewar  <dewar@adacore.com>

	* xoscons.adb: Minor reformatting.

2013-04-23  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_prag.adb (Check_Mode): Ensure that a
	self-referential output appears in both input and output lists of
	the subprogram as categorized by aspect Global.
	(Check_Usage): Rename formal parameters to better illustrate their
	function. Update all uses of the said formals.

2013-04-23  Thomas Quinot  <quinot@adacore.com>

	* exp_util.adb, exp_util.ads (Fully_Qualified_Name_String): New
	parameter Append_NUL to make NUL-termination optional.
	* exp_dist.adb: Consistently use the above throughout instead of
	Get_Library_Unit_Name_String.

From-SVN: r198183

2013-04-23  Robert Dewar  <dewar@adacore.com>

	* sem_util.adb, sem_res.adb, prj-tree.adb, prj-tree.ads: Minor
	reformatting.

2013-04-23  Pascal Obry  <obry@adacore.com>

	* xoscons.adb: Remove unused use clause, minor code clean-up.

From-SVN: r198182

2013-04-23  Ed Schonberg  <schonberg@adacore.com>

	* sem_util.ads, sem_util.adb: Code cleanup for Is_Expression_Function
	(can apply to any scope entity).
	* sem_res.adb (Resolve_Call):  If the call is within another
	expression function it does not constitute a freeze point.

2013-04-23  Yannick Moy  <moy@adacore.com>

	* exp_ch6.adb (Expand_Actuals): Test that Subp
	is overloadable before testing if it's an inherited operation.

From-SVN: r198181

2013-04-23  Robert Dewar  <dewar@adacore.com>

	* a-envvar.adb, a-envvar.ads, exp_util.adb, sem_ch12.adb: Minor
	reformatting.

From-SVN: r198180

2013-04-23  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch3.adb (Analyze_Object_Declarations): Undo previous patch.
	* exp_util.adb (Expand_Subtype_From_Expr): If the expression
	is a source entity and the declaration is for an aliased
	unconstrained array, create a new subtype so that the flag
	Is_Constr_Subt_For_UN_Aliased does not pollute other entities.

2013-04-23  Hristian Kirtchev  <kirtchev@adacore.com>

	* aspects.adb: Move tables Base_Aspect and Inherited_Aspect
	from the spec to the body.
	(Find_Aspect): Update the call to Get_Aspect_Id.
	(Get_Aspect_Id): New version that takes an aspect specification.
	* aspects.ads: Reorganize all aspect related tables.
	(Get_Aspect_Id): New version that takes an aspect specification.
	* par_sco.adb (Traverse_Aspects): Update the call to Get_Aspect_Id.
	* sem_ch12.adb (Analyze_Generic_Subprogram_Declaration): Update
	the call to Get_Aspect_Id.
	* sem_ch13.adb (Analyze_Aspect_At_Freeze_Point): Update the
	call to Get_Aspect_Id.	(Analyze_Aspect_Specifications): Update
	the call to Get_Aspect_Id. Update the call to Impl_Defined_Aspect.

From-SVN: r198179

2013-04-23  Robert Dewar  <dewar@adacore.com>

	* sem_prag.adb (Fix_Error): Rewrite to do more accurate job
	of getting proper name in the case where pragma comes from
	aspect.
	* sem_ch3.adb, sinfo.ads, par-ch6.adb, exp_ch6.adb: Minor reformatting.

2013-04-23  Yannick Moy  <moy@adacore.com>

	* sem_ch6.adb (Process_PPCs): Do not filter postconditions based on
	applicable policy.

2013-04-23  Thomas Quinot  <quinot@adacore.com>

	* par_sco.adb (Traverse_Aux_Decls): Minor code reorganization.

2013-04-23  Doug Rupp  <rupp@adacore.com>

	* init.c: Move facility macros outside IN_RTS.

2013-04-23  Thomas Quinot  <quinot@adacore.com>

	* freeze.adb (Freeze_Entity): For the case of a bit-packed
	array time that is known at compile time to have more that
	Integer'Last+1 elements, issue an error, since such arrays are
	not supported.

From-SVN: r198178

2013-04-23  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_prag.adb (Analyze_Dependency_Clause): Update all calls to
	Analyze_Input_Output.
	(Analyze_Input_List): Update all calls to Analyze_Input_Output.
	(Analyze_Input_Output): Add formal parameter Self_Ref along with
	comment on its usage. Update all calls to Analyze_Input_Output.
	(Analyze_Pragma): Add new local variable Self_Ref to capture
	the presence of a self-referential dependency clause. Update
	all calls to Analyze_Input_Output.
	(Check_Mode): Add formal parameter Self_Ref along with comment on its
	usage. Verify the legality of a self-referential output.

2013-04-23  Ed Schonberg  <schonberg@adacore.com>

	* exp_ch6.adb: Add predicate checks on by-copy parameter.

2013-04-23  Vincent Celier  <celier@adacore.com>

	* a-envvar.adb, a-envvar.ads (Value): New.

From-SVN: r198177

* coretypes.h (gimple_stmt_iterator): Add struct to make
compatible with C.

From-SVN: r198176

2013-04-23  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/57026
	* tree-vrp.c (simplify_conversion_using_ranges): Do not propagate
	from SSA names occuring in abnormal PHI nodes.

	* gcc.dg/torture/pr57026.c: New testcase.

From-SVN: r198175

Some of the hash tables in lto-report are misnamed in the report.
Fix this up.

gcc/:

2013-04-22  Andi Kleen  <ak@linux.intel.com>

	* lto/lto.c (print_lto_report_1): Fix LTO report names.

From-SVN: r198174

The LTO report is currently printed when the type merging hash tables
are already destroyed, which makes them always show up as empty.
Print it earlier. Right now it's printed twice.

gcc/:

2013-04-22  Andi Kleen  <ak@linux.intel.com>

	* lto/lto.c (print_lto_report_1): Declare early.
	(read_cgraph_and_symbols): Call print_lto_report_1 early.

From-SVN: r198173

-flto-report is useful, but it prints for every LTRANS pass and
is very noisy and the main problem is often in WPA only.

Add a new -flto-report-wpa option that is only printed for WPA.

gcc/:

2013-04-22  Andi Kleen  <ak@linux.intel.com>

	* common.opt (-flto-report-wpa): Add.
	* doc/invoke.texi (-flto-report-wpa): Add.
	* lto/lto.c (do_whole_program_analysis): Check for lto-report-wpa.
	(lto_main): dito.

From-SVN: r198172

The hashtab pointer hash function is not very good. It throws most of the
bits in the pointer away.

This changes pointer_hash to use the mix code from jhash function that mixes
all the bits on the pointer and makes them dependent on each other, before doing
the modulo.

libiberty/:

2013-04-22  Andi Kleen <ak@linux.intel.com>

	* hashtab.c (hash_pointer): Move to end of file and reimplement.

From-SVN: r198171

From-SVN: r198170

From-SVN: r198168

From-SVN: r198165

2013-04-22  Catherine Moore  <clm@codesourcery.com>
            David Daney <ddaney.cavm@gmail.com>

        * configure.ac (gcc_cv_as_micromips_support):  Use the
        --fatal-warnings option.
        * configure: Regenerate.


Co-Authored-By: David Daney <ddaney.cavm@gmail.com>

From-SVN: r198164

	Core 1586
	* parser.c (cp_parser_unqualified_id): Handle ~auto.
	(cp_parser_pseudo_destructor_name): Likewise.
	(cp_parser_postfix_dot_deref_expression): Adjust.
	(cp_lexer_nth_token_is_keyword): New.
	* semantics.c (finish_pseudo_destructor_expr): Handle ~auto.
	* typeck.c (lookup_destructor): Handle ~auto.

From-SVN: r198162

gcc/cp/
	* pt.c (fn_type_unification): Push tinst level around
	type_unification_real if we aren't explaining.
	* cp-tree.h (TFF_NO_TEMPLATE_BINDINGS): New.
	* error.c (dump_function_decl): Respect it.
	(subst_to_string): Pass it.
libstdc++-v3/
	* testsuite/lib/prune.exp (libstdc++-dg-prune): Also ignore "In
	substitution" lines.

From-SVN: r198161

	PR c++/48665
	* rtti.c (get_typeid): Diagnose qualified function type.
	* pt.c (tsubst) [POINTER_TYPE]: Likewise.

From-SVN: r198160

	* error.c (dump_aggr_type): Fix lambda detection.
	(dump_simple_decl): Pretty-print capture field.

From-SVN: r198159