Abseil Common Libraries (C++) (grcp 依赖)
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40 lines
1.3 KiB
40 lines
1.3 KiB
// Copyright 2017 The Abseil Authors. |
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// |
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// Licensed under the Apache License, Version 2.0 (the "License"); |
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// you may not use this file except in compliance with the License. |
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// You may obtain a copy of the License at |
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// |
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// http://www.apache.org/licenses/LICENSE-2.0 |
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// |
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// Unless required by applicable law or agreed to in writing, software |
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// distributed under the License is distributed on an "AS IS" BASIS, |
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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// See the License for the specific language governing permissions and |
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// limitations under the License. |
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#include "absl/base/internal/thread_identity.h" |
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#include "absl/synchronization/internal/create_thread_identity.h" |
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#include "absl/synchronization/internal/per_thread_sem.h" |
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#include "benchmark/benchmark.h" |
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namespace { |
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void BM_SafeCurrentThreadIdentity(benchmark::State& state) { |
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for (auto _ : state) { |
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benchmark::DoNotOptimize( |
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absl::synchronization_internal::GetOrCreateCurrentThreadIdentity()); |
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} |
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} |
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BENCHMARK(BM_SafeCurrentThreadIdentity); |
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void BM_UnsafeCurrentThreadIdentity(benchmark::State& state) { |
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for (auto _ : state) { |
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benchmark::DoNotOptimize( |
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absl::base_internal::CurrentThreadIdentityIfPresent()); |
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} |
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} |
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BENCHMARK(BM_UnsafeCurrentThreadIdentity); |
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} // namespace |
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BENCHMARK_MAIN();
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