/* $Id$ | |
* | |
* Licensed to the Apache Software Foundation (ASF) under one or more | |
* contributor license agreements. See the NOTICE file distributed with | |
* this work for additional information regarding copyright ownership. | |
* The ASF licenses this file to you under the Apache License, Version | |
* 2.0 (the "License"); you may not use this file except in compliance | |
* with the License. You may obtain a copy of the License at | |
* | |
* http://www.apache.org/licenses/LICENSE-2.0 | |
* | |
* Unless required by applicable law or agreed to in writing, software | |
* distributed under the License is distributed on an "AS IS" BASIS, | |
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
* See the License for the specific language governing permissions and | |
* limitations under the License. | |
*/ | |
#ifndef __ATOMIC_OPERATION_H__ | |
#define __ATOMIC_OPERATION_H__ | |
#include "capu/Config.h" | |
#define ATOMIC_OPERATION_INC_HEADER | |
#include "arch/AtomicOperation.inc" | |
#undef ATOMIC_OPERATION_INC_HEADER | |
namespace capu | |
{ | |
class AtomicOperation { | |
public: | |
/** | |
* atomically add 'summand' to an uint32_t | |
* @param mem reference to the object | |
* @param summand amount to add | |
*/ | |
static uint32_t AtomicAdd32(volatile uint32_t &mem, uint32_t summand); | |
/** | |
* atomically subtract 'substrahend' from an uint32_t | |
* @param mem reference to the object | |
* @param subtrahend amount to subtract | |
*/ | |
static uint32_t AtomicSub32(volatile uint32_t &mem, uint32_t subtrahend); | |
/** | |
* atomically increment an uint32_t | |
* @param mem reference to the object | |
*/ | |
static uint32_t AtomicInc32(volatile uint32_t &mem); | |
/** | |
* atomically decrement an uint32_t | |
* @param mem reference to the object | |
*/ | |
static uint32_t AtomicDec32(volatile uint32_t &mem); | |
}; | |
#define ATOMIC_OPERATION_INC_IMPL | |
#include "arch/AtomicOperation.inc" | |
#undef ATOMIC_OPERATION_INC_IMPL | |
} | |
#endif |