1/*
2 * Copyright (c) 2020-2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#ifndef GRAPHIC_LITE_HAL_ATOMIC_H
17#define GRAPHIC_LITE_HAL_ATOMIC_H
18
19#include "stdbool.h"
20#include "stdint.h"
21#include "stdio.h"
22
23static inline void HalAtomicAdd32(volatile uint32_t* ptr, uint32_t value)
24{
25#ifdef _WIN32
26    InterlockedExchangeAdd(ptr, value);
27#elif defined __linux__ || defined __LITEOS__ || defined __APPLE__
28    __sync_fetch_and_add(ptr, value);
29#endif
30}
31
32static inline uint32_t HalAtomicAddAndFetch32(volatile uint32_t* ptr, uint32_t value)
33{
34#ifdef _WIN32
35    return InterlockedExchangeAdd(ptr, value) + value;
36#elif defined __linux__ || defined __LITEOS__ || defined __APPLE__
37    return __sync_add_and_fetch(ptr, value);
38#else
39    return -1;
40#endif
41}
42
43static inline void HalAtomicAdd64(uint64_t* ptr, uint64_t value)
44{
45#ifdef _WIN32
46    InterlockedExchangeAdd64((volatile long long*)ptr, value);
47#elif defined __linux__ || defined __LITEOS__ || defined __APPLE__
48    __sync_fetch_and_add(ptr, value);
49#endif
50}
51
52static inline bool HalAtomicCmpAndSwap32(volatile uint32_t* ptr, uint32_t oldValue, uint32_t newValue)
53{
54#ifdef _WIN32
55    uint32_t initial = InterlockedCompareExchange(ptr, newValue, oldValue);
56    return initial == oldValue;
57#elif defined __linux__ || defined __LITEOS__ || defined __APPLE__
58    return __sync_bool_compare_and_swap(ptr, oldValue, newValue);
59#else
60    return false;
61#endif
62}
63#endif // GRAPHIC_LITE_HAL_ATOMIC_H
64