1------------------------------------------------------------------------------ 2-- -- 3-- GNAT COMPILER COMPONENTS -- 4-- -- 5-- S Y S T E M . P O O L _ 3 2 _ G L O B A L -- 6-- -- 7-- S p e c -- 8-- -- 9-- Copyright (C) 1992-2011, Free Software Foundation, Inc. -- 10-- -- 11-- GNAT is free software; you can redistribute it and/or modify it under -- 12-- terms of the GNU General Public License as published by the Free Soft- -- 13-- ware Foundation; either version 3, or (at your option) any later ver- -- 14-- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- 15-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- 16-- or FITNESS FOR A PARTICULAR PURPOSE. -- 17-- -- 18-- As a special exception under Section 7 of GPL version 3, you are granted -- 19-- additional permissions described in the GCC Runtime Library Exception, -- 20-- version 3.1, as published by the Free Software Foundation. -- 21-- -- 22-- You should have received a copy of the GNU General Public License and -- 23-- a copy of the GCC Runtime Library Exception along with this program; -- 24-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- 25-- <http://www.gnu.org/licenses/>. -- 26-- -- 27-- GNAT was originally developed by the GNAT team at New York University. -- 28-- Extensive contributions were provided by Ada Core Technologies Inc. -- 29-- -- 30------------------------------------------------------------------------------ 31 32-- Storage pool corresponding to default global storage pool used for types 33-- designated by a 32 bits access type for which no storage pool is specified. 34-- This is specific to VMS. 35 36with System; 37with System.Storage_Pools; 38with System.Storage_Elements; 39 40package System.Pool_32_Global is 41 pragma Elaborate_Body; 42 -- Needed to ensure that library routines can execute allocators 43 44 -- Allocation strategy: 45 46 -- Call to malloc/free for each Allocate/Deallocate 47 -- No user specifiable size 48 -- No automatic reclaim 49 -- Minimal overhead 50 51 -- Pool simulating the allocation/deallocation strategy used by the 52 -- compiler for access types globally declared. 53 54 type Unbounded_No_Reclaim_Pool_32 is new 55 System.Storage_Pools.Root_Storage_Pool with null record; 56 57 overriding function Storage_Size 58 (Pool : Unbounded_No_Reclaim_Pool_32) 59 return System.Storage_Elements.Storage_Count; 60 61 overriding procedure Allocate 62 (Pool : in out Unbounded_No_Reclaim_Pool_32; 63 Address : out System.Address; 64 Storage_Size : System.Storage_Elements.Storage_Count; 65 Alignment : System.Storage_Elements.Storage_Count); 66 67 overriding procedure Deallocate 68 (Pool : in out Unbounded_No_Reclaim_Pool_32; 69 Address : System.Address; 70 Storage_Size : System.Storage_Elements.Storage_Count; 71 Alignment : System.Storage_Elements.Storage_Count); 72 73 -- Pool object used by the compiler when implicit Storage Pool objects are 74 -- explicitly referred to. For instance when writing something like: 75 -- for T'Storage_Pool use Q'Storage_Pool; 76 -- and Q'Storage_Pool hasn't been defined explicitly. 77 78 Global_Pool_32_Object : Unbounded_No_Reclaim_Pool_32; 79 80end System.Pool_32_Global; 81