URL
https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk
Details |
Compare with Previous |
View Log
Line No. |
Rev |
Author |
Line |
1 |
424 |
jeremybenn |
// Low-level type for atomic operations -*- C++ -*-
|
2 |
|
|
|
3 |
|
|
// Copyright (C) 2004, 2009 Free Software Foundation, Inc.
|
4 |
|
|
//
|
5 |
|
|
// This file is part of the GNU ISO C++ Library. This library is free
|
6 |
|
|
// software; you can redistribute it and/or modify it under the
|
7 |
|
|
// terms of the GNU General Public License as published by the
|
8 |
|
|
// Free Software Foundation; either version 3, or (at your option)
|
9 |
|
|
// any later version.
|
10 |
|
|
|
11 |
|
|
// This library is distributed in the hope that it will be useful,
|
12 |
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
13 |
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
14 |
|
|
// GNU General Public License for more details.
|
15 |
|
|
|
16 |
|
|
// Under Section 7 of GPL version 3, you are granted additional
|
17 |
|
|
// permissions described in the GCC Runtime Library Exception, version
|
18 |
|
|
// 3.1, as published by the Free Software Foundation.
|
19 |
|
|
|
20 |
|
|
// You should have received a copy of the GNU General Public License and
|
21 |
|
|
// a copy of the GCC Runtime Library Exception along with this program;
|
22 |
|
|
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
|
23 |
|
|
// <http://www.gnu.org/licenses/>.
|
24 |
|
|
|
25 |
|
|
#ifndef _GLIBCXX_ATOMIC_WORD_H
|
26 |
|
|
#define _GLIBCXX_ATOMIC_WORD_H 1
|
27 |
|
|
|
28 |
|
|
typedef int _Atomic_word;
|
29 |
|
|
|
30 |
|
|
#define _GLIBCXX_READ_MEM_BARRIER __asm __volatile ("isync":::"memory")
|
31 |
|
|
#ifdef __NO_LWSYNC__
|
32 |
|
|
#define _GLIBCXX_WRITE_MEM_BARRIER __asm __volatile ("sync":::"memory")
|
33 |
|
|
#else
|
34 |
|
|
#define _GLIBCXX_WRITE_MEM_BARRIER __asm __volatile ("lwsync":::"memory")
|
35 |
|
|
#endif
|
36 |
|
|
|
37 |
|
|
#endif
|
© copyright 1999-2024
OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.