cpp-stat-bench 0.24.0
Benchmark library with statistics for C++.
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memory_barrier.h
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1/*
2 * Copyright 2021 MusicScience37 (Kenta Kabashima)
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
20#pragma once
21
22#include <atomic>
23
24namespace stat_bench {
25
29inline void memory_barrier() noexcept {
30 std::atomic_signal_fence(std::memory_order_acq_rel);
31}
32
33} // namespace stat_bench
Namespace of stat_bench source codes.
void memory_barrier() noexcept
Prevent optimizers to move memory access beyond this function call.