-- --
-- S p e c --
-- --
--- --
--- Copyright (C) 1992-1999 Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2006, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
-- 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 COPYING. If not, write --
--- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
--- MA 02111-1307, USA. --
+-- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
+-- Boston, MA 02110-1301, USA. --
-- --
-- As a special exception, if other files instantiate generics from this --
-- unit, or you link this unit with other files to produce an executable, --
-- covered by the GNU Public License. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
--- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
+-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
with System.Storage_Elements;
package System.Storage_Pools is
- pragma Preelaborate (System.Storage_Pools);
+ pragma Preelaborate;
type Root_Storage_Pool is abstract
new Ada.Finalization.Limited_Controlled with private;
procedure Allocate
(Pool : in out Root_Storage_Pool;
Storage_Address : out Address;
- Size_In_Storage_Elements : in System.Storage_Elements.Storage_Count;
- Alignment : in System.Storage_Elements.Storage_Count)
+ Size_In_Storage_Elements : System.Storage_Elements.Storage_Count;
+ Alignment : System.Storage_Elements.Storage_Count)
is abstract;
procedure Deallocate
(Pool : in out Root_Storage_Pool;
- Storage_Address : in Address;
- Size_In_Storage_Elements : in System.Storage_Elements.Storage_Count;
- Alignment : in System.Storage_Elements.Storage_Count)
+ Storage_Address : Address;
+ Size_In_Storage_Elements : System.Storage_Elements.Storage_Count;
+ Alignment : System.Storage_Elements.Storage_Count)
is abstract;
function Storage_Size
is abstract;
private
+ -- The following two procedures support the use of class-wide pool
+ -- objects in storage pools. When a local type is given a class-wide
+ -- storage pool, allocation and deallocation for the type must dispatch
+ -- to the operation of the specific pool, which is achieved by a call
+ -- to these procedures. (When the pool type is specific, the back-end
+ -- generates a call to the statically identified operation of the type).
+
+ procedure Allocate_Any
+ (Pool : in out Root_Storage_Pool'Class;
+ Storage_Address : out Address;
+ Size_In_Storage_Elements : System.Storage_Elements.Storage_Count;
+ Alignment : System.Storage_Elements.Storage_Count);
+
+ procedure Deallocate_Any
+ (Pool : in out Root_Storage_Pool'Class;
+ Storage_Address : Address;
+ Size_In_Storage_Elements : System.Storage_Elements.Storage_Count;
+ Alignment : System.Storage_Elements.Storage_Count);
+
type Root_Storage_Pool is abstract
new Ada.Finalization.Limited_Controlled with null record;
end System.Storage_Pools;