55 lines
2.0 KiB
C++
55 lines
2.0 KiB
C++
/*
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* BenchPopulate.cpp
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*
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* This source file is part of the FoundationDB open source project
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*
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* Copyright 2013-2020 Apple Inc. and the FoundationDB project 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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*/
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#include "benchmark/benchmark.h"
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#include "fdbclient/CommitTransaction.h"
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#include "fdbclient/FDBTypes.h"
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#include "flow/Arena.h"
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#include "flow/FastAlloc.h"
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#include "flowbench/GlobalData.h"
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static constexpr bool EMPLACE_BACK = true;
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static constexpr bool PUSH_BACK = false;
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// Benchmarks the population of a VectorRef<MutationRef>
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template <bool emplace>
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static void bench_populate(benchmark::State& state) {
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size_t items = state.range(0);
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size_t size = state.range(1);
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auto kv = getKV(size, size);
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while (state.KeepRunning()) {
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Standalone<VectorRef<MutationRef>> mutations;
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mutations.reserve(mutations.arena(), items);
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for (int i = 0; i < items; ++i) {
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if constexpr (emplace) {
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mutations.emplace_back_deep(mutations.arena(), MutationRef::Type::SetValue, kv.key, kv.value);
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} else {
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mutations.push_back_deep(mutations.arena(), MutationRef(MutationRef::Type::SetValue, kv.key, kv.value));
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}
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}
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benchmark::DoNotOptimize(mutations);
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}
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state.SetItemsProcessed(items * static_cast<long>(state.iterations()));
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}
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BENCHMARK_TEMPLATE(bench_populate, EMPLACE_BACK)->Ranges({ { 1, 1 << 20 }, { 1, 512 } })->ReportAggregatesOnly(true);
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BENCHMARK_TEMPLATE(bench_populate, PUSH_BACK)->Ranges({ { 1, 1 << 20 }, { 1, 512 } })->ReportAggregatesOnly(true);
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