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26 lines
687 B
C++
26 lines
687 B
C++
// Copyright (c) 2016 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.h"
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#include "uint256.h"
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#include "random.h"
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#include "consensus/merkle.h"
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static void MerkleRoot(benchmark::State& state)
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{
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FastRandomContext rng(true);
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std::vector<uint256> leaves;
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leaves.resize(9001);
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for (auto& item : leaves) {
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item = rng.rand256();
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}
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while (state.KeepRunning()) {
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bool mutation = false;
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uint256 hash = ComputeMerkleRoot(leaves, &mutation);
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leaves[mutation] = hash;
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}
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}
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BENCHMARK(MerkleRoot, 800);
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