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71 lines
1.5 KiB
71 lines
1.5 KiB
// Copyright 2020 The SwiftShader Authors. All Rights Reserved.
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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 "Coroutine.hpp"
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#include "Reactor.hpp"
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#include "benchmark/benchmark.h"
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BENCHMARK_MAIN();
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class Coroutines : public benchmark::Fixture
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{
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public:
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void SetUp(const ::benchmark::State &state) {}
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void TearDown(const ::benchmark::State &state) {}
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};
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BENCHMARK_DEFINE_F(Coroutines, Fibonacci)
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(benchmark::State &state)
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{
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using namespace rr;
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if(!Caps.CoroutinesSupported)
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{
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state.SkipWithError("Coroutines are not supported");
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return;
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}
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Coroutine<int()> function;
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{
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Yield(Int(0));
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Yield(Int(1));
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Int current = 1;
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Int next = 1;
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While(true)
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{
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Yield(next);
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auto tmp = current + next;
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current = next;
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next = tmp;
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}
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}
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auto coroutine = function();
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const auto iterations = state.range(0);
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int out = 0;
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for(auto _ : state)
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{
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for(int64_t i = 0; i < iterations; i++)
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{
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coroutine->await(out);
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}
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}
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}
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BENCHMARK_REGISTER_F(Coroutines, Fibonacci)->RangeMultiplier(8)->Range(1, 0x1000000)->ArgName("iterations");
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