Specialized double sha256 for 64 byte inputs

Cherry-picked from: d0c9632
xanimo · Apr 25, 2024 · 1c08994 · 1c08994
1 parent dd69cde
commit 1c08994
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Showing 4 changed files with 350 additions and 12 deletions.
diff --git 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];
@@ -99,5 +107,6 @@ BENCHMARK(SHA512);
 
 BENCHMARK(SHA256_32b);
 BENCHMARK(SipHash_32b);
+BENCHMARK(SHA256D64_1024);
 BENCHMARK(FastRandom_32bit);
 BENCHMARK(FastRandom_1bit);