mirror of https://github.com/bitcoin/bitcoin.git
44 lines
1.3 KiB
C++
44 lines
1.3 KiB
C++
// Copyright (c) 2019-2022 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <bench/bench.h>
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#include <crypto/poly1305.h>
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#include <span.h>
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/* Number of bytes to process per iteration */
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static constexpr uint64_t BUFFER_SIZE_TINY = 64;
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static constexpr uint64_t BUFFER_SIZE_SMALL = 256;
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static constexpr uint64_t BUFFER_SIZE_LARGE = 1024*1024;
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static void POLY1305(benchmark::Bench& bench, size_t buffersize)
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{
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std::vector<std::byte> tag(Poly1305::TAGLEN, {});
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std::vector<std::byte> key(Poly1305::KEYLEN, {});
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std::vector<std::byte> in(buffersize, {});
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bench.batch(in.size()).unit("byte").run([&] {
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Poly1305{key}.Update(in).Finalize(tag);
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});
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}
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static void POLY1305_64BYTES(benchmark::Bench& bench)
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{
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POLY1305(bench, BUFFER_SIZE_TINY);
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}
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static void POLY1305_256BYTES(benchmark::Bench& bench)
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{
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POLY1305(bench, BUFFER_SIZE_SMALL);
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}
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static void POLY1305_1MB(benchmark::Bench& bench)
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{
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POLY1305(bench, BUFFER_SIZE_LARGE);
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}
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BENCHMARK(POLY1305_64BYTES, benchmark::PriorityLevel::HIGH);
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BENCHMARK(POLY1305_256BYTES, benchmark::PriorityLevel::HIGH);
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BENCHMARK(POLY1305_1MB, benchmark::PriorityLevel::HIGH);
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