lbrycrd/src/bench/rollingbloom.cpp

32 lines
854 B
C++

// Copyright (c) 2016-2017 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <iostream>
#include <bench/bench.h>
#include <bloom.h>
static void RollingBloom(benchmark::State& state)
{
CRollingBloomFilter filter(120000, 0.000001);
std::vector<unsigned char> data(32);
uint32_t count = 0;
uint64_t match = 0;
while (state.KeepRunning()) {
count++;
data[0] = count;
data[1] = count >> 8;
data[2] = count >> 16;
data[3] = count >> 24;
filter.insert(data);
data[0] = count >> 24;
data[1] = count >> 16;
data[2] = count >> 8;
data[3] = count;
match += filter.contains(data);
}
}
BENCHMARK(RollingBloom, 1500 * 1000);