Bitcoin ABC  0.22.12
P2P Digital Currency
rollingbloom.cpp
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1 // Copyright (c) 2016 The Bitcoin Core developers
2 // Distributed under the MIT software license, see the accompanying
3 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
4 
5 #include <bench/bench.h>
6 #include <bloom.h>
7 
8 static void RollingBloom(benchmark::State &state) {
9  CRollingBloomFilter filter(120000, 0.000001);
10  std::vector<uint8_t> data(32);
11  uint32_t count = 0;
12  while (state.KeepRunning()) {
13  count++;
14  data[0] = count;
15  data[1] = count >> 8;
16  data[2] = count >> 16;
17  data[3] = count >> 24;
18  filter.insert(data);
19 
20  data[0] = count >> 24;
21  data[1] = count >> 16;
22  data[2] = count >> 8;
23  data[3] = count;
24  filter.contains(data);
25  }
26 }
27 
28 static void RollingBloomReset(benchmark::State &state) {
29  CRollingBloomFilter filter(120000, 0.000001);
30  while (state.KeepRunning()) {
31  filter.reset();
32  }
33 }
34 
35 BENCHMARK(RollingBloom, 1500 * 1000);
BENCHMARK(RollingBloom, 1500 *1000)
bool KeepRunning()
Definition: bench.h:75
RollingBloomFilter is a probabilistic "keep track of most recently inserted" set. ...
Definition: bloom.h:134
static void RollingBloom(benchmark::State &state)
Definition: rollingbloom.cpp:8
void insert(const std::vector< uint8_t > &vKey)
Definition: bloom.cpp:266
static int count
Definition: tests.c:35
static void RollingBloomReset(benchmark::State &state)
bool contains(const std::vector< uint8_t > &vKey) const
Definition: bloom.cpp:305