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------------------------------------------------------------------------------
-- --
-- GNAT COMPILER COMPONENTS --
-- --
-- I T Y P E S --
-- --
-- B o d y --
-- --
-- Copyright (C) 1992-2008, Free Software Foundation, Inc. --
-- --
-- GNAT is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
-- ware Foundation; either version 3, or (at your option) any later ver- --
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
-- for more details. You should have received a copy of the GNU General --
-- Public License distributed with GNAT; see file COPYING3. If not, go to --
-- http://www.gnu.org/licenses for a complete copy of the license. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
with Atree; use Atree;
with Opt; use Opt;
with Sem; use Sem;
with Sinfo; use Sinfo;
with Stand; use Stand;
with Targparm; use Targparm;
with Uintp; use Uintp;
package body Itypes is
------------------
-- Create_Itype --
------------------
function Create_Itype
(Ekind : Entity_Kind;
Related_Nod : Node_Id;
Related_Id : Entity_Id := Empty;
Suffix : Character := ' ';
Suffix_Index : Nat := 0;
Scope_Id : Entity_Id := Current_Scope) return Entity_Id
is
Typ : Entity_Id;
begin
-- Should comment setting of Public_Status here ???
if Related_Id = Empty then
Typ := New_Internal_Entity (Ekind, Scope_Id, Sloc (Related_Nod), 'T');
Set_Public_Status (Typ);
else
Typ :=
New_External_Entity
(Ekind, Scope_Id, Sloc (Related_Nod), Related_Id, Suffix,
Suffix_Index, 'T');
end if;
-- Make sure Esize (Typ) was properly initialized, it should be since
-- New_Internal_Entity/New_External_Entity call Init_Size_Align.
pragma Assert (Esize (Typ) = Uint_0);
Set_Etype (Typ, Any_Type);
Set_Is_Itype (Typ);
Set_Associated_Node_For_Itype (Typ, Related_Nod);
if In_Deleted_Code
and then not ASIS_Mode
then
Set_Is_Frozen (Typ);
end if;
if Ekind in Access_Subprogram_Kind then
Set_Can_Use_Internal_Rep (Typ, not Always_Compatible_Rep_On_Target);
end if;
return Typ;
end Create_Itype;
---------------------------------
-- Create_Null_Excluding_Itype --
---------------------------------
function Create_Null_Excluding_Itype
(T : Entity_Id;
Related_Nod : Node_Id;
Scope_Id : Entity_Id := Current_Scope) return Entity_Id
is
I_Typ : Entity_Id;
begin
pragma Assert (Is_Access_Type (T));
I_Typ := Create_Itype (Ekind => E_Access_Subtype,
Related_Nod => Related_Nod,
Scope_Id => Scope_Id);
Set_Directly_Designated_Type (I_Typ, Directly_Designated_Type (T));
Set_Etype (I_Typ, Base_Type (T));
Set_Depends_On_Private (I_Typ, Depends_On_Private (T));
Set_Is_Public (I_Typ, Is_Public (T));
Set_From_With_Type (I_Typ, From_With_Type (T));
Set_Is_Access_Constant (I_Typ, Is_Access_Constant (T));
Set_Is_Generic_Type (I_Typ, Is_Generic_Type (T));
Set_Is_Volatile (I_Typ, Is_Volatile (T));
Set_Treat_As_Volatile (I_Typ, Treat_As_Volatile (T));
Set_Is_Atomic (I_Typ, Is_Atomic (T));
Set_Is_Ada_2005_Only (I_Typ, Is_Ada_2005_Only (T));
Set_Is_Ada_2012_Only (I_Typ, Is_Ada_2012_Only (T));
Set_Can_Never_Be_Null (I_Typ);
return I_Typ;
end Create_Null_Excluding_Itype;
end Itypes;
|
