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------------------------------------------------------------------------------
-- --
-- GNAT COMPILER COMPONENTS --
-- --
-- S Y S T E M . S T O R A G E _ P O O L S --
-- --
-- S p e c --
-- --
-- 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 --
-- apply solely to the contents of the part following the private keyword. --
-- --
-- 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 2, 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 COPYING. If not, write --
-- 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, --
-- this unit does not by itself cause the resulting executable to be --
-- covered by the GNU General Public License. This exception does not --
-- however invalidate any other reasons why the executable file might be --
-- covered by the GNU Public License. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
with Ada.Finalization;
with System.Storage_Elements;
package System.Storage_Pools is
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 : System.Storage_Elements.Storage_Count;
Alignment : System.Storage_Elements.Storage_Count)
is abstract;
procedure Deallocate
(Pool : in out Root_Storage_Pool;
Storage_Address : Address;
Size_In_Storage_Elements : System.Storage_Elements.Storage_Count;
Alignment : System.Storage_Elements.Storage_Count)
is abstract;
function Storage_Size
(Pool : Root_Storage_Pool)
return System.Storage_Elements.Storage_Count
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;
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