Add deserialize + CheckBlock benchmarks, and a full block hex

src/bench/checkblock.cpp

@@ -0,0 +1,55 @@
+// 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.h"
+
+#include "chainparams.h"
+#include "main.h"
+#include "consensus/validation.h"
+
+namespace block_bench {
+#include "bench/data/block413567.raw.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((const char*)block_bench::block413567,
+            (const char*)&block_bench::block413567[sizeof(block_bench::block413567)],
+            SER_NETWORK, PROTOCOL_VERSION);
+    char a;
+    stream.write(&a, 1); // Prevent compaction
+
+    while (state.KeepRunning()) {
+        CBlock block;
+        stream >> block;
+        assert(stream.Rewind(sizeof(block_bench::block413567)));
+    }
+}
+
+static void DeserializeAndCheckBlockTest(benchmark::State& state)
+{
+    CDataStream stream((const char*)block_bench::block413567,
+            (const char*)&block_bench::block413567[sizeof(block_bench::block413567)],
+            SER_NETWORK, PROTOCOL_VERSION);
+    char a;
+    stream.write(&a, 1); // Prevent compaction
+
+    Consensus::Params params = Params(CBaseChainParams::MAIN).GetConsensus();
+
+    while (state.KeepRunning()) {
+        CBlock block; // Note that CBlock caches its checked state, so we need to recreate it here
+        stream >> block;
+        assert(stream.Rewind(sizeof(block_bench::block413567)));
+
+        CValidationState state;
+        assert(CheckBlock(block, state, params));
+    }
+}
+
+BENCHMARK(DeserializeBlockTest);
+BENCHMARK(DeserializeAndCheckBlockTest);