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.
From-SVN: r200711
