Bitcoin Core 28.0.0
P2P Digital Currency
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rollingbloom.cpp
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1// Copyright (c) 2016-2022 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
6#include <bench/bench.h>
7#include <common/bloom.h>
8#include <crypto/common.h>
9
10#include <vector>
11
12static void RollingBloom(benchmark::Bench& bench)
13{
14 CRollingBloomFilter filter(120000, 0.000001);
15 std::vector<unsigned char> data(32);
16 uint32_t count = 0;
17 bench.run([&] {
18 count++;
19 WriteLE32(data.data(), count);
20 filter.insert(data);
21
22 WriteBE32(data.data(), count);
23 filter.contains(data);
24 });
25}
26
28{
29 CRollingBloomFilter filter(120000, 0.000001);
30 bench.run([&] {
31 filter.reset();
32 });
33}
34
#define BENCHMARK(n, priority_level)
Definition bench.h:79
RollingBloomFilter is a probabilistic "keep track of most recently inserted" set.
Definition bloom.h:109
bool contains(Span< const unsigned char > vKey) const
Definition bloom.cpp:226
void insert(Span< const unsigned char > vKey)
Definition bloom.cpp:195
Main entry point to nanobench's benchmarking facility.
Definition nanobench.h:627
Bench & run(char const *benchmarkName, Op &&op)
Repeatedly calls op() based on the configuration, and performs measurements.
Definition nanobench.h:1234
static void WriteBE32(unsigned char *ptr, uint32_t x)
Definition common.h:73
static void WriteLE32(unsigned char *ptr, uint32_t x)
Definition common.h:40
@ HIGH
Definition bench.h:47
static void RollingBloom(benchmark::Bench &bench)
static void RollingBloomReset(benchmark::Bench &bench)
static int count