diff --git a/src/Makefile.bench.include b/src/Makefile.bench.include index b24405ce19c..4d814bc5dc9 100644 --- a/src/Makefile.bench.include +++ b/src/Makefile.bench.include @@ -42,6 +42,7 @@ bench_bench_bitcoin_SOURCES = \ bench/merkle_root.cpp \ bench/nanobench.cpp \ bench/nanobench.h \ + bench/parse_hex.cpp \ bench/peer_eviction.cpp \ bench/poly1305.cpp \ bench/pool.cpp \ diff --git a/src/bench/parse_hex.cpp b/src/bench/parse_hex.cpp new file mode 100644 index 00000000000..db3ead043c8 --- /dev/null +++ b/src/bench/parse_hex.cpp @@ -0,0 +1,36 @@ +// Copyright (c) 2024- 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 +#include +#include +#include +#include +#include +#include + +std::string generateHexString(size_t length) { + const auto hex_digits = "0123456789ABCDEF"; + FastRandomContext rng(/*fDeterministic=*/true); + + std::string data; + while (data.size() < length) { + auto digit = hex_digits[rng.randbits(4)]; + data.push_back(digit); + } + return data; +} + +static void HexParse(benchmark::Bench& bench) +{ + auto data = generateHexString(130); // Generates 678B0EDA0A1FD30904D5A65E3568DB82DB2D918B0AD8DEA18A63FECCB877D07CAD1495C7157584D877420EF38B8DA473A6348B4F51811AC13C786B962BEE5668F9 by default + + bench.batch(data.size()).unit("base16").run([&] { + auto result = TryParseHex(data); + assert(result != std::nullopt); // make sure we're measuring the successful case + ankerl::nanobench::doNotOptimizeAway(result); + }); +} + +BENCHMARK(HexParse, benchmark::PriorityLevel::HIGH);