| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT COMPILER COMPONENTS -- |
| -- -- |
| -- S Y S T E M . P O O L _ 3 2 _ G L O B A L -- |
| -- -- |
| -- B o d y -- |
| -- -- |
| -- 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. -- |
| -- -- |
| ------------------------------------------------------------------------------ |
| |
| with System.Storage_Pools; use System.Storage_Pools; |
| with System.Memory; |
| |
| package body System.Pool_32_Global is |
| |
| package SSE renames System.Storage_Elements; |
| |
| -------------- |
| -- Allocate -- |
| -------------- |
| |
| overriding procedure Allocate |
| (Pool : in out Unbounded_No_Reclaim_Pool_32; |
| Address : out System.Address; |
| Storage_Size : SSE.Storage_Count; |
| Alignment : SSE.Storage_Count) |
| is |
| pragma Warnings (Off, Pool); |
| pragma Warnings (Off, Alignment); |
| |
| begin |
| Address := Memory.Alloc32 (Memory.size_t (Storage_Size)); |
| |
| -- The call to Alloc returns an address whose alignment is compatible |
| -- with the worst case alignment requirement for the machine; thus the |
| -- Alignment argument can be safely ignored. |
| |
| if Address = Null_Address then |
| raise Storage_Error; |
| end if; |
| end Allocate; |
| |
| ---------------- |
| -- Deallocate -- |
| ---------------- |
| |
| overriding procedure Deallocate |
| (Pool : in out Unbounded_No_Reclaim_Pool_32; |
| Address : System.Address; |
| Storage_Size : SSE.Storage_Count; |
| Alignment : SSE.Storage_Count) |
| is |
| pragma Warnings (Off, Pool); |
| pragma Warnings (Off, Storage_Size); |
| pragma Warnings (Off, Alignment); |
| |
| begin |
| Memory.Free (Address); |
| end Deallocate; |
| |
| ------------------ |
| -- Storage_Size -- |
| ------------------ |
| |
| overriding function Storage_Size |
| (Pool : Unbounded_No_Reclaim_Pool_32) |
| return SSE.Storage_Count |
| is |
| pragma Warnings (Off, Pool); |
| |
| begin |
| -- The 32 bit heap is limited to 2 GB of memory |
| |
| return SSE.Storage_Count (2 ** 31); |
| end Storage_Size; |
| |
| end System.Pool_32_Global; |
