aboutsummaryrefslogtreecommitdiffstats
path: root/gcc-4.9/gcc/ada/s-pooglo.ads
diff options
context:
space:
mode:
Diffstat (limited to 'gcc-4.9/gcc/ada/s-pooglo.ads')
-rw-r--r--gcc-4.9/gcc/ada/s-pooglo.ads79
1 files changed, 79 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/ada/s-pooglo.ads b/gcc-4.9/gcc/ada/s-pooglo.ads
new file mode 100644
index 000000000..0a4d8eb9b
--- /dev/null
+++ b/gcc-4.9/gcc/ada/s-pooglo.ads
@@ -0,0 +1,79 @@
+------------------------------------------------------------------------------
+-- --
+-- GNAT COMPILER COMPONENTS --
+-- --
+-- S Y S T E M . P O O L _ G L O B 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 corresponding to default global storage pool used for types
+-- for which no storage pool is specified.
+
+with System;
+with System.Storage_Pools;
+with System.Storage_Elements;
+
+package System.Pool_Global is
+ pragma Elaborate_Body;
+ -- Needed to ensure that library routines can execute allocators
+
+ -- Allocation strategy:
+
+ -- Call to malloc/free for each Allocate/Deallocate
+ -- No user specifiable size
+ -- No automatic reclaim
+ -- Minimal overhead
+
+ -- Pool simulating the allocation/deallocation strategy used by the
+ -- compiler for access types globally declared.
+
+ type Unbounded_No_Reclaim_Pool is new
+ System.Storage_Pools.Root_Storage_Pool with null record;
+
+ overriding function Storage_Size
+ (Pool : Unbounded_No_Reclaim_Pool)
+ return System.Storage_Elements.Storage_Count;
+
+ overriding procedure Allocate
+ (Pool : in out Unbounded_No_Reclaim_Pool;
+ Address : out System.Address;
+ Storage_Size : System.Storage_Elements.Storage_Count;
+ Alignment : System.Storage_Elements.Storage_Count);
+
+ overriding procedure Deallocate
+ (Pool : in out Unbounded_No_Reclaim_Pool;
+ Address : System.Address;
+ Storage_Size : System.Storage_Elements.Storage_Count;
+ Alignment : System.Storage_Elements.Storage_Count);
+
+ -- Pool object used by the compiler when implicit Storage Pool objects are
+ -- explicitly referred to. For instance when writing something like:
+ -- for T'Storage_Pool use Q'Storage_Pool;
+ -- and Q'Storage_Pool hasn't been defined explicitly.
+
+ Global_Pool_Object : Unbounded_No_Reclaim_Pool;
+
+end System.Pool_Global;