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-rw-r--r--src/bench/crypto_hash.cpp9
-rw-r--r--src/bench/merkle_root.cpp26
2 files changed, 35 insertions, 0 deletions
diff --git a/src/bench/crypto_hash.cpp b/src/bench/crypto_hash.cpp
index adb69bc6c3..7d907eaf10 100644
--- a/src/bench/crypto_hash.cpp
+++ b/src/bench/crypto_hash.cpp
@@ -52,6 +52,14 @@ static void SHA256_32b(benchmark::State& state)
}
}
+static void SHA256D64_1024(benchmark::State& state)
+{
+ std::vector<uint8_t> in(64 * 1024, 0);
+ while (state.KeepRunning()) {
+ SHA256D64(in.data(), in.data(), 1024);
+ }
+}
+
static void SHA512(benchmark::State& state)
{
uint8_t hash[CSHA512::OUTPUT_SIZE];
@@ -94,5 +102,6 @@ BENCHMARK(SHA512, 330);
BENCHMARK(SHA256_32b, 4700 * 1000);
BENCHMARK(SipHash_32b, 40 * 1000 * 1000);
+BENCHMARK(SHA256D64_1024, 7400);
BENCHMARK(FastRandom_32bit, 110 * 1000 * 1000);
BENCHMARK(FastRandom_1bit, 440 * 1000 * 1000);
diff --git a/src/bench/merkle_root.cpp b/src/bench/merkle_root.cpp
new file mode 100644
index 0000000000..ae2a0a28dc
--- /dev/null
+++ b/src/bench/merkle_root.cpp
@@ -0,0 +1,26 @@
+// 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 "uint256.h"
+#include "random.h"
+#include "consensus/merkle.h"
+
+static void MerkleRoot(benchmark::State& state)
+{
+ FastRandomContext rng(true);
+ std::vector<uint256> leaves;
+ leaves.resize(9001);
+ for (auto& item : leaves) {
+ item = rng.rand256();
+ }
+ while (state.KeepRunning()) {
+ bool mutation = false;
+ uint256 hash = ComputeMerkleRoot(std::vector<uint256>(leaves), &mutation);
+ leaves[mutation] = hash;
+ }
+}
+
+BENCHMARK(MerkleRoot, 800);