zcashd/src/bench/crypto_hash.cpp

90 lines
2.2 KiB
C++

// Copyright (c) 2016 The Bitcoin Core developers
// Copyright (c) 2020-2023 The Zcash developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or https://www.opensource.org/licenses/mit-license.php .
#include <iostream>
#include "bench.h"
#include "bloom.h"
#include "random.h"
#include "util/time.h"
#include "crypto/ripemd160.h"
#include "crypto/sha1.h"
#include "crypto/sha256.h"
#include "crypto/sha512.h"
/* Number of bytes to hash per iteration */
static const uint64_t BUFFER_SIZE = 1000*1000;
static void RIPEMD160(benchmark::State& state)
{
uint8_t hash[CRIPEMD160::OUTPUT_SIZE];
std::vector<uint8_t> in(BUFFER_SIZE,0);
while (state.KeepRunning())
CRIPEMD160().Write(begin_ptr(in), in.size()).Finalize(hash);
}
static void SHA1(benchmark::State& state)
{
uint8_t hash[CSHA1::OUTPUT_SIZE];
std::vector<uint8_t> in(BUFFER_SIZE,0);
while (state.KeepRunning())
CSHA1().Write(begin_ptr(in), in.size()).Finalize(hash);
}
static void SHA256(benchmark::State& state)
{
uint8_t hash[CSHA256::OUTPUT_SIZE];
std::vector<uint8_t> in(BUFFER_SIZE,0);
while (state.KeepRunning())
CSHA256().Write(begin_ptr(in), in.size()).Finalize(hash);
}
static void SHA256D64_1024(benchmark::State& state)
{
std::vector<uint8_t> in(64 * 1024, 0);
while (state.KeepRunning()) {
SHA256D64(in.data(), in.data(), 1024);
}
}
static void SHA512(benchmark::State& state)
{
uint8_t hash[CSHA512::OUTPUT_SIZE];
std::vector<uint8_t> in(BUFFER_SIZE,0);
while (state.KeepRunning())
CSHA512().Write(begin_ptr(in), in.size()).Finalize(hash);
}
static void FastRandom_32bit(benchmark::State& state)
{
FastRandomContext rng(true);
uint32_t x = 0;
while (state.KeepRunning()) {
for (int i = 0; i < 1000000; i++) {
x += rng.rand32();
}
}
}
static void FastRandom_1bit(benchmark::State& state)
{
FastRandomContext rng(true);
uint32_t x = 0;
while (state.KeepRunning()) {
for (int i = 0; i < 1000000; i++) {
x += rng.randbool();
}
}
}
BENCHMARK(RIPEMD160);
BENCHMARK(SHA1);
BENCHMARK(SHA256);
BENCHMARK(SHA512);
BENCHMARK(SHA256D64_1024); // 7400
BENCHMARK(FastRandom_32bit);
BENCHMARK(FastRandom_1bit);