1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
5 -- S Y S T E M . P O O L _ G L O B A L --
10 -- Copyright (C) 1992,1993,1994 Free Software Foundation, Inc. --
12 -- GNAT is free software; you can redistribute it and/or modify it under --
13 -- terms of the GNU General Public License as published by the Free Soft- --
14 -- ware Foundation; either version 2, or (at your option) any later ver- --
15 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
16 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
17 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
18 -- for more details. You should have received a copy of the GNU General --
19 -- Public License distributed with GNAT; see file COPYING. If not, write --
20 -- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
21 -- MA 02111-1307, USA. --
23 -- As a special exception, if other files instantiate generics from this --
24 -- unit, or you link this unit with other files to produce an executable, --
25 -- this unit does not by itself cause the resulting executable to be --
26 -- covered by the GNU General Public License. This exception does not --
27 -- however invalidate any other reasons why the executable file might be --
28 -- covered by the GNU Public License. --
30 -- GNAT was originally developed by the GNAT team at New York University. --
31 -- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
33 ------------------------------------------------------------------------------
36 with System.Storage_Pools;
37 with System.Storage_Elements;
39 package System.Pool_Global is
41 pragma Elaborate_Body;
42 -- Needed to ensure that library routines can execute allocators
44 -- Allocation strategy:
46 -- Call to malloc/free for each Allocate/Deallocate
47 -- no user specifiable size
48 -- no automatic reclaim
51 -- Default pool in the compiler for access types globally declared
53 type Unbounded_No_Reclaim_Pool is new
54 System.Storage_Pools.Root_Storage_Pool with null record;
57 (Pool : Unbounded_No_Reclaim_Pool)
58 return System.Storage_Elements.Storage_Count;
61 (Pool : in out Unbounded_No_Reclaim_Pool;
62 Address : out System.Address;
63 Storage_Size : System.Storage_Elements.Storage_Count;
64 Alignment : System.Storage_Elements.Storage_Count);
67 (Pool : in out Unbounded_No_Reclaim_Pool;
68 Address : System.Address;
69 Storage_Size : System.Storage_Elements.Storage_Count;
70 Alignment : System.Storage_Elements.Storage_Count);
72 -- Pool object for the compiler
74 Global_Pool_Object : Unbounded_No_Reclaim_Pool;
76 end System.Pool_Global;