checkblock.cpp

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// Copyright (c) 2016 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 "bench/data.h"
 
#include "validation.h"
 
// These are the two major time-sinks which happen after we have fully received
// a block off the wire, but before we can relay the block on to peers using
// compact block relay.
 
static void DeserializeBlockTest(benchmark::State& state)
{
    CDataStream stream(benchmark::data::block2680960, SER_NETWORK, PROTOCOL_VERSION);
    char a = '\0';
    stream.write(&a, 1); // Prevent compaction
 
    while (state.KeepRunning()) {
        CBlock block;
        stream >> block;
        bool rewound = stream.Rewind(benchmark::data::block2680960.size());
        assert(rewound);
    }
}
 
static void DeserializeAndCheckBlockTest(benchmark::State& state)
{
    CDataStream stream(benchmark::data::block2680960, SER_NETWORK, PROTOCOL_VERSION);
    char a = '\0';
    stream.write(&a, 1); // Prevent compaction
 
    SelectParams(CBaseChainParams::MAIN);
    const static auto verify_handle = std::make_unique<ECCVerifyHandle>();
 
    while (state.KeepRunning()) {
        CBlock block; // Note that CBlock caches its checked state, so we need to recreate it here
        stream >> block;
        bool rewound = stream.Rewind(benchmark::data::block2680960.size());
        assert(rewound);
 
        CValidationState state;
        assert(WITH_LOCK(cs_main, return CheckBlock(block, state); ));
    }
}
 
BENCHMARK(DeserializeBlockTest, 130);
BENCHMARK(DeserializeAndCheckBlockTest, 160);