From 8532f317b3440154b421b1e8b8b004ead28f847e Mon Sep 17 00:00:00 2001
From: weidai <weidai@57ff6487-cd31-0410-9ec3-f628ee90f5f0>
Date: Sat, 24 Jul 2010 05:55:22 +0000
Subject: add support for AES-NI and CLMUL instruction sets in AES and GMAC/GCM

git-svn-id: svn://svn.code.sf.net/p/cryptopp/code/trunk/c5@508 57ff6487-cd31-0410-9ec3-f628ee90f5f0
---
 bench.cpp | 19 +++++++++++++++----
 1 file changed, 15 insertions(+), 4 deletions(-)

(limited to 'bench.cpp')

diff --git a/bench.cpp b/bench.cpp
index cee316c..8521a5a 100644
--- a/bench.cpp
+++ b/bench.cpp
@@ -10,6 +10,7 @@
 #include "hex.h"
 #include "modes.h"
 #include "factory.h"
+#include "cpu.h"
 
 #include <time.h>
 #include <math.h>
@@ -242,14 +243,24 @@ void BenchmarkAll(double t, double hertz)
 	cout << "<THEAD><TR><TH>Algorithm<TH>MiB/Second" << cpb << "<TH>Microseconds to<br>Setup Key and IV" << cpk << endl;
 
 	cout << "\n<TBODY style=\"background: yellow\">";
-	BenchMarkByName2<AuthenticatedSymmetricCipher, AuthenticatedSymmetricCipher>("AES/GCM", 0, "AES/GCM (2K tables)", MakeParameters(Name::TableSize(), 2048));
-	BenchMarkByName2<AuthenticatedSymmetricCipher, AuthenticatedSymmetricCipher>("AES/GCM", 0, "AES/GCM (64K tables)", MakeParameters(Name::TableSize(), 64*1024));
+	if (CRYPTOPP_BOOL_AESNI_INTRINSICS_AVAILABLE && HasCLMUL())
+		BenchMarkByName2<AuthenticatedSymmetricCipher, AuthenticatedSymmetricCipher>("AES/GCM", 0, "AES/GCM");
+	else
+	{
+		BenchMarkByName2<AuthenticatedSymmetricCipher, AuthenticatedSymmetricCipher>("AES/GCM", 0, "AES/GCM (2K tables)", MakeParameters(Name::TableSize(), 2048));
+		BenchMarkByName2<AuthenticatedSymmetricCipher, AuthenticatedSymmetricCipher>("AES/GCM", 0, "AES/GCM (64K tables)", MakeParameters(Name::TableSize(), 64*1024));
+	}
 	BenchMarkByName2<AuthenticatedSymmetricCipher, AuthenticatedSymmetricCipher>("AES/CCM");
 	BenchMarkByName2<AuthenticatedSymmetricCipher, AuthenticatedSymmetricCipher>("AES/EAX");
 
 	cout << "\n<TBODY style=\"background: white\">";
-	BenchMarkByName2<AuthenticatedSymmetricCipher, MessageAuthenticationCode>("AES/GCM", 0, "GMAC(AES) (2K tables)", MakeParameters(Name::TableSize(), 2048));
-	BenchMarkByName2<AuthenticatedSymmetricCipher, MessageAuthenticationCode>("AES/GCM", 0, "GMAC(AES) (64K tables)", MakeParameters(Name::TableSize(), 64*1024));
+	if (CRYPTOPP_BOOL_AESNI_INTRINSICS_AVAILABLE && HasCLMUL())
+		BenchMarkByName2<AuthenticatedSymmetricCipher, MessageAuthenticationCode>("AES/GCM", 0, "GMAC(AES)");
+	else
+	{
+		BenchMarkByName2<AuthenticatedSymmetricCipher, MessageAuthenticationCode>("AES/GCM", 0, "GMAC(AES) (2K tables)", MakeParameters(Name::TableSize(), 2048));
+		BenchMarkByName2<AuthenticatedSymmetricCipher, MessageAuthenticationCode>("AES/GCM", 0, "GMAC(AES) (64K tables)", MakeParameters(Name::TableSize(), 64*1024));
+	}
 	BenchMarkByName<MessageAuthenticationCode>("VMAC(AES)-64");
 	BenchMarkByName<MessageAuthenticationCode>("VMAC(AES)-128");
 	BenchMarkByName<MessageAuthenticationCode>("HMAC(SHA-1)");
-- 
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