Speedup Hash_DRBG and HMAC_DRBG

Add benchmarks for SHA1 and SHA256 variants
Hash_DRBG sped-up by about 2 MiB/s by using word128 and word64 in the initial update loop. It did not benefit other loops
HMAC_DRBG sped-up by about 5 MiB/s by reworking variables, access and loop control

1 files changed, 2 insertions, 0 deletions

diff --git a/bench1.cpp b/bench1.cpp
index b6ad4c12..04f3745f 100644
--- a/bench1.cpp
+++ b/bench1.cpp
@@ -407,7 +407,9 @@ void Benchmark1(double t, double hertz)
 			BenchMarkByNameKeyLess<RandomNumberGenerator>("RDSEED");

 #endif

 		BenchMarkByNameKeyLess<NIST_DRBG>("Hash_DRBG(SHA1)");

+		BenchMarkByNameKeyLess<NIST_DRBG>("Hash_DRBG(SHA256)");

 		BenchMarkByNameKeyLess<NIST_DRBG>("HMAC_DRBG(SHA1)");

+		BenchMarkByNameKeyLess<NIST_DRBG>("HMAC_DRBG(SHA256)");

 	}

 

 	std::cout << "\n<TBODY style=\"background: yellow;\">";