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Diffstat (limited to 'benchmarks/benchmark.h')
-rw-r--r-- | benchmarks/benchmark.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/benchmarks/benchmark.h b/benchmarks/benchmark.h new file mode 100644 index 0000000..d7af50f --- /dev/null +++ b/benchmarks/benchmark.h @@ -0,0 +1,61 @@ +/* + * Copyright (C) 2012 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <stdint.h> + +#include <vector> + +namespace testing { + +class Benchmark { + public: + Benchmark(const char* name, void (*fn)(int)) { + Register(name, fn, NULL); + } + + Benchmark(const char* name, void (*fn_range)(int, int)) { + Register(name, NULL, fn_range); + } + + Benchmark* Arg(int x); + + const char* Name(); + + bool ShouldRun(int argc, char* argv[]); + void Run(); + + private: + const char* name_; + + void (*fn_)(int); + void (*fn_range_)(int, int); + + std::vector<int> args_; + + void Register(const char* name, void (*fn)(int), void (*fn_range)(int, int)); + void RunRepeatedlyWithArg(int iterations, int arg); + void RunWithArg(int arg); +}; + +} // namespace testing + +void SetBenchmarkBytesProcessed(int64_t); +void StopBenchmarkTiming(); +void StartBenchmarkTiming(); + +#define BENCHMARK(f) \ + static ::testing::Benchmark* _benchmark_##f __attribute__((unused)) = \ + (new ::testing::Benchmark(#f, f)) |