util/digest/benchmark/murmur/main.cpp


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#include <contrib/libs/benchmark/include/benchmark/benchmark.h> 
 
#include <util/digest/murmur.h> 
#include <util/system/types.h> 
 
#include <array> 
 
constexpr auto MakeTestData() { 
    std::array<ui64, 4096> result;
    for (ui64 i = 0; i < result.size(); ++i) {
        result[i] = i;
    }
    return result;
} 
 
constexpr auto TEST_DATA = MakeTestData(); 
 
template <typename Result> 
static void BenchmarkMurmurHash(benchmark::State& state) { 
    for (auto _ : state) {
        Result hash = MurmurHash<Result>(TEST_DATA.data(), sizeof(TEST_DATA)); 
        Y_DO_NOT_OPTIMIZE_AWAY(hash); 
    }
} 
 
BENCHMARK_TEMPLATE(BenchmarkMurmurHash, ui32); 
BENCHMARK_TEMPLATE(BenchmarkMurmurHash, ui64);