7be369d4c6
Based on our open-source RE2 benchmarking code. Includes benchmarks for a handful of <string.h> functions. Change-Id: I30eb70d25dbf4ad5f2ca44976a8ce3b1ff7dad01
59 lines
1.5 KiB
C++
59 lines
1.5 KiB
C++
/*
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* Copyright (C) 2012 The Android Open Source Project
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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 <stdint.h>
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#include <vector>
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namespace testing {
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class Benchmark {
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public:
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Benchmark(const char* name, void (*fn)(int)) {
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Register(name, fn, NULL);
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}
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Benchmark(const char* name, void (*fn_range)(int, int)) {
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Register(name, NULL, fn_range);
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}
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Benchmark* Arg(int x);
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bool ShouldRun(int argc, char* argv[]);
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void Run();
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private:
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const char* name_;
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void (*fn_)(int);
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void (*fn_range_)(int, int);
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std::vector<int> args_;
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void Register(const char* name, void (*fn)(int), void (*fn_range)(int, int));
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void RunRepeatedlyWithArg(int iterations, int arg);
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void RunWithArg(int arg);
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};
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} // namespace testing
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void SetBenchmarkBytesProcessed(int64_t);
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void StopBenchmarkTiming();
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void StartBenchmarkTiming();
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#define BENCHMARK(f) \
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static ::testing::Benchmark* _benchmark_##f __attribute__((unused)) = \
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(new ::testing::Benchmark(#f, f))
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