diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/Makefile.bench.include | 1 | ||||
| -rw-r--r-- | src/bench/poly1305.cpp | 41 |
2 files changed, 42 insertions, 0 deletions
diff --git a/src/Makefile.bench.include b/src/Makefile.bench.include index 5e787ca222..09ce4a0237 100644 --- a/src/Makefile.bench.include +++ b/src/Makefile.bench.include @@ -30,6 +30,7 @@ bench_bench_bitcoin_SOURCES = \ bench/base58.cpp \ bench/bech32.cpp \ bench/lockedpool.cpp \ + bench/poly1305.cpp \ bench/prevector.cpp nodist_bench_bench_bitcoin_SOURCES = $(GENERATED_BENCH_FILES) diff --git a/src/bench/poly1305.cpp b/src/bench/poly1305.cpp new file mode 100644 index 0000000000..16342d0fbe --- /dev/null +++ b/src/bench/poly1305.cpp @@ -0,0 +1,41 @@ +// Copyright (c) 2019 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 <iostream> + +#include <bench/bench.h> +#include <crypto/poly1305.h> + +/* Number of bytes to process per iteration */ +static constexpr uint64_t BUFFER_SIZE_TINY = 64; +static constexpr uint64_t BUFFER_SIZE_SMALL = 256; +static constexpr uint64_t BUFFER_SIZE_LARGE = 1024*1024; + +static void POLY1305(benchmark::State& state, size_t buffersize) +{ + std::vector<unsigned char> tag(POLY1305_TAGLEN, 0); + std::vector<unsigned char> key(POLY1305_KEYLEN, 0); + std::vector<unsigned char> in(buffersize, 0); + while (state.KeepRunning()) + poly1305_auth(tag.data(), in.data(), in.size(), key.data()); +} + +static void POLY1305_64BYTES(benchmark::State& state) +{ + POLY1305(state, BUFFER_SIZE_TINY); +} + +static void POLY1305_256BYTES(benchmark::State& state) +{ + POLY1305(state, BUFFER_SIZE_SMALL); +} + +static void POLY1305_1MB(benchmark::State& state) +{ + POLY1305(state, BUFFER_SIZE_LARGE); +} + +BENCHMARK(POLY1305_64BYTES, 500000); +BENCHMARK(POLY1305_256BYTES, 250000); +BENCHMARK(POLY1305_1MB, 340); |