diff options
Diffstat (limited to 'gcc-4.8/gcc/ada/s-pooloc.ads')
| -rw-r--r-- | gcc-4.8/gcc/ada/s-pooloc.ads | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/gcc-4.8/gcc/ada/s-pooloc.ads b/gcc-4.8/gcc/ada/s-pooloc.ads new file mode 100644 index 000000000..1e7c8accd --- /dev/null +++ b/gcc-4.8/gcc/ada/s-pooloc.ads @@ -0,0 +1,74 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT COMPILER COMPONENTS -- +-- -- +-- S Y S T E M . P O O L _ L O C A L -- +-- -- +-- S p e c -- +-- -- +-- Copyright (C) 1992-2011, 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. -- +-- -- +-- As a special exception under Section 7 of GPL version 3, you are granted -- +-- additional permissions described in the GCC Runtime Library Exception, -- +-- version 3.1, as published by the Free Software Foundation. -- +-- -- +-- You should have received a copy of the GNU General Public License and -- +-- a copy of the GCC Runtime Library Exception along with this program; -- +-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- +-- <http://www.gnu.org/licenses/>. -- +-- -- +-- GNAT was originally developed by the GNAT team at New York University. -- +-- Extensive contributions were provided by Ada Core Technologies Inc. -- +-- -- +------------------------------------------------------------------------------ + +-- Storage pool for use with local objects with automatic reclaim + +with System.Storage_Elements; +with System.Pool_Global; + +package System.Pool_Local is + pragma Elaborate_Body; + -- Needed to ensure that library routines can execute allocators + + ---------------------------- + -- Unbounded_Reclaim_Pool -- + ---------------------------- + + -- Allocation strategy: + + -- Call to malloc/free for each Allocate/Deallocate + -- No user specifiable size + -- Space of allocated objects is reclaimed at pool finalization + -- Manages a list of allocated objects + + type Unbounded_Reclaim_Pool is new + System.Pool_Global.Unbounded_No_Reclaim_Pool with + record + First : System.Address := Null_Address; + end record; + + -- function Storage_Size is inherited + + procedure Allocate + (Pool : in out Unbounded_Reclaim_Pool; + Address : out System.Address; + Storage_Size : System.Storage_Elements.Storage_Count; + Alignment : System.Storage_Elements.Storage_Count); + + procedure Deallocate + (Pool : in out Unbounded_Reclaim_Pool; + Address : System.Address; + Storage_Size : System.Storage_Elements.Storage_Count; + Alignment : System.Storage_Elements.Storage_Count); + + procedure Finalize (Pool : in out Unbounded_Reclaim_Pool); + +end System.Pool_Local; |