2013-07-05 Hristian Kirtchev <kirtchev@adacore.com>

	* aspects.adb: Add an entry for SPARK_Mode in table Canonical_Aspect.
	* aspects.ads: Add an entry for SPARK_Mode in tables Aspect_Id,
	Aspect_Argument, Aspect_Names.
	* atree.adb (Node32): New routine.
	(Set_Node32): New routine.
	* atree.ads (Node32): New routine.
	(Set_Node32): New routine.
	* einfo.adb: Node32 is now used as SPARK_Mode_Pragmas.
	(Set_SPARK_Mode_Pragmas): New routine.
	(SPARK_Mode_Pragmas): New routine.
	(Write_Field32_Name): Add and entry for SPARK_Modes.
	* einfo.ads: Add attribute SPARK_Mode_Pragmas along with usage
	in various entities.
	(Set_SPARK_Mode_Pragmas): New routine and
	pragma Inline.
	(SPARK_Mode_Pragmas): New routine and pragma Inline.
	* gnat_rm.texi: Add sections explaining the syntax and semantics
	of aspect/pragma SPARK_Mode.
	* gnat_ugn.texi: Add pragma SPARK_Mode to the list of
	configuration pragmas.
	* lib.adb (Set_SPARK_Mode_Pragma): New routine.
	(SPARK_Mode_Pragma): New routine.
	* lib.ads: Alphabetize the comments on fields of record
	Unit_Record. Add new field SPARK_Mode_Pragma along with
	comment on its usage. Update the layout of record Unit_Record.
	(Set_SPARK_Mode_Pragma): New routine and pragma Inline.
	(SPARK_Mode_Pragma): New routine and pragma Inline.
	* lib-load.adb (Create_Dummy_Package_Unit): Initialize
	field SPARK_Mode_Pragma.
	(Load_Main_Source): Initialize field SPARK_Mode_Pragma.
	(Load_Unit): Initialize field SPARK_Mode_Pragma.
	* lib-writ.adb (Add_Preprocessing_Dependency): Initialize field
	SPARK_Mode_Pragma.
	(Ensure_System_Dependency): Initialize field SPARK_Mode_Pragma.
	* opt.ads: Alphabetize verification flags. Store the
	compilation-wide SPARK mode in variable Global_SPARK_Mode.
	* par-prag.adb: Pragma SPARK_Mode does not need special processing
	by the parser.
	* sem_ch13.adb (Analyze_Aspect_Specifications): Convert aspect
	SPARK_Mode into a pragma.
	(Check_Aspect_At_Freeze_Point): Aspect SPARK_Mode does not need
	delayed processing.
	* sem_prag.adb: Add an entry for SPARK_Mode in table Sig_Flags.
	(Analyze_Pragma): Add processing for pragma SPARK_Mode.
	(Get_SPARK_Mode_Id): New routine.
	(Is_Elaboration_SPARK_Mode): New routine.
	(Is_Private_SPARK_Mode): New routine.
	* sem_prag.ads (Get_SPARK_Mode_Id): New routine.
	(Is_Elaboration_SPARK_Mode): New routine.
	(Is_Private_SPARK_Mode): New routine.
	* sinfo.ads: Update the comment on the usage of field Next_Pragma.
	* snames.ads-tmpl: Add new predefined name for SPARK_Mode and
	Auto. Add new pragma Id for SPARK_Mode.
	* types.ads: Add new type SPARK_Mode_Id.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@200711 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 46 insertions, 44 deletions

diff --git a/gcc/ada/lib-writ.adb b/gcc/ada/lib-writ.adb
index e786f473add..e5c0912ad96 100644
--- a/gcc/ada/lib-writ.adb
+++ b/gcc/ada/lib-writ.adb
@@ -71,28 +71,29 @@ package body Lib.Writ is
    begin
       Units.Increment_Last;
       Units.Table (Units.Last) :=
-        (Unit_File_Name   => File_Name (S),
-         Unit_Name        => No_Unit_Name,
-         Expected_Unit    => No_Unit_Name,
-         Source_Index     => S,
-         Cunit            => Empty,
-         Cunit_Entity     => Empty,
-         Dependency_Num   => 0,
-         Dynamic_Elab     => False,
-         Fatal_Error      => False,
-         Generate_Code    => False,
-         Has_Allocator    => False,
-         Has_RACW         => False,
-         Is_Compiler_Unit => False,
-         Ident_String     => Empty,
-         Loading          => False,
-         Main_Priority    => -1,
-         Main_CPU         => -1,
-         Munit_Index      => 0,
-         Serial_Number    => 0,
-         Version          => 0,
-         Error_Location   => No_Location,
-         OA_Setting       => 'O');
+        (Unit_File_Name    => File_Name (S),
+         Unit_Name         => No_Unit_Name,
+         Expected_Unit     => No_Unit_Name,
+         Source_Index      => S,
+         Cunit             => Empty,
+         Cunit_Entity      => Empty,
+         Dependency_Num    => 0,
+         Dynamic_Elab      => False,
+         Fatal_Error       => False,
+         Generate_Code     => False,
+         Has_Allocator     => False,
+         Has_RACW          => False,
+         Is_Compiler_Unit  => False,
+         Ident_String      => Empty,
+         Loading           => False,
+         Main_Priority     => -1,
+         Main_CPU          => -1,
+         Munit_Index       => 0,
+         Serial_Number     => 0,
+         Version           => 0,
+         Error_Location    => No_Location,
+         OA_Setting        => 'O',
+         SPARK_Mode_Pragma => Empty);
    end Add_Preprocessing_Dependency;
 
    ------------------------------
@@ -128,28 +129,29 @@ package body Lib.Writ is
 
       Units.Increment_Last;
       Units.Table (Units.Last) := (
-        Unit_File_Name   => System_Fname,
-        Unit_Name        => System_Uname,
-        Expected_Unit    => System_Uname,
-        Source_Index     => System_Source_File_Index,
-        Cunit            => Empty,
-        Cunit_Entity     => Empty,
-        Dependency_Num   => 0,
-        Dynamic_Elab     => False,
-        Fatal_Error      => False,
-        Generate_Code    => False,
-        Has_Allocator    => False,
-        Has_RACW         => False,
-        Is_Compiler_Unit => False,
-        Ident_String     => Empty,
-        Loading          => False,
-        Main_Priority    => -1,
-        Main_CPU         => -1,
-        Munit_Index      => 0,
-        Serial_Number    => 0,
-        Version          => 0,
-        Error_Location   => No_Location,
-        OA_Setting       => 'O');
+        Unit_File_Name    => System_Fname,
+        Unit_Name         => System_Uname,
+        Expected_Unit     => System_Uname,
+        Source_Index      => System_Source_File_Index,
+        Cunit             => Empty,
+        Cunit_Entity      => Empty,
+        Dependency_Num    => 0,
+        Dynamic_Elab      => False,
+        Fatal_Error       => False,
+        Generate_Code     => False,
+        Has_Allocator     => False,
+        Has_RACW          => False,
+        Is_Compiler_Unit  => False,
+        Ident_String      => Empty,
+        Loading           => False,
+        Main_Priority     => -1,
+        Main_CPU          => -1,
+        Munit_Index       => 0,
+        Serial_Number     => 0,
+        Version           => 0,
+        Error_Location    => No_Location,
+        OA_Setting        => 'O',
+        SPARK_Mode_Pragma => Empty);
 
       --  Parse system.ads so that the checksum is set right
       --  Style checks are not applied.