1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
|
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* CMetrics
* ========
* Copyright 2021-2022 The CMetrics Authors
*
* Licensed 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.
*/
#include <cmetrics/cmt_atomic.h>
inline int cmt_atomic_initialize()
{
return 0;
}
inline int cmt_atomic_compare_exchange(uint64_t *storage,
uint64_t old_value, uint64_t new_value)
{
return __atomic_compare_exchange(storage, &old_value, &new_value, 0,
__ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST);
}
inline void cmt_atomic_store(uint64_t *storage, uint64_t new_value)
{
__atomic_store_n(storage, new_value, __ATOMIC_SEQ_CST);
}
inline uint64_t cmt_atomic_load(uint64_t *storage)
{
return __atomic_load_n(storage, __ATOMIC_SEQ_CST);
}
|