Merge #13586: refactor: add benchmarks to bech32::Encode/Decode

189cf35f3e Add simple bech32 benchmarks (Karl-Johan Alm)

Pull request description:

  This PR adds benchmarks to `Encode()`/`Decode()`.

  The benchmark commit is duplicated in #13632.

Tree-SHA512: 102a193e4af58c9cb23c66d3dc7e174aa6328edab0ed74f92deb7804db5c3d0601807b3e25a5472b5c72d6113cde0dbc9976315644671a8f14ecf349967dbaaa
This commit is contained in:
Wladimir J. van der Laan 2018-07-11 11:40:44 +02:00
commit acc68bc631
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2 changed files with 39 additions and 0 deletions

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@ -26,6 +26,7 @@ bench_bench_bitcoin_SOURCES = \
bench/mempool_eviction.cpp \
bench/verify_script.cpp \
bench/base58.cpp \
bench/bech32.cpp \
bench/lockedpool.cpp \
bench/prevector.cpp

38
src/bench/bech32.cpp Normal file
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@ -0,0 +1,38 @@
// Copyright (c) 2018 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 <bench/bench.h>
#include <validation.h>
#include <bech32.h>
#include <utilstrencodings.h>
#include <vector>
#include <string>
static void Bech32Encode(benchmark::State& state)
{
std::vector<uint8_t> v = ParseHex("c97f5a67ec381b760aeaf67573bc164845ff39a3bb26a1cee401ac67243b48db");
std::vector<unsigned char> tmp = {0};
tmp.reserve(1 + 32 * 8 / 5);
ConvertBits<8, 5, true>([&](unsigned char c) { tmp.push_back(c); }, v.begin(), v.end());
while (state.KeepRunning()) {
bech32::Encode("bc", tmp);
}
}
static void Bech32Decode(benchmark::State& state)
{
std::string addr = "bc1qkallence7tjawwvy0dwt4twc62qjgaw8f4vlhyd006d99f09";
std::vector<unsigned char> vch;
while (state.KeepRunning()) {
bech32::Decode(addr);
}
}
BENCHMARK(Bech32Encode, 800 * 1000);
BENCHMARK(Bech32Decode, 800 * 1000);