From 15e2687f3129f3c6d329c0dacbd976322aa66002 Mon Sep 17 00:00:00 2001
From: inga-lovinde <52715130+inga-lovinde@users.noreply.github.com>
Date: Tue, 4 Apr 2017 16:28:24 +0300
Subject: [PATCH] Some optimization

---
 .../WhiteRabbit.UnmanagedBridge.vcxproj                      | 1 +
 dotnet/WhiteRabbit.UnmanagedBridge/md5.cpp                   | 5 ++++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/dotnet/WhiteRabbit.UnmanagedBridge/WhiteRabbit.UnmanagedBridge.vcxproj b/dotnet/WhiteRabbit.UnmanagedBridge/WhiteRabbit.UnmanagedBridge.vcxproj
index 890e2d0..bd26707 100644
--- a/dotnet/WhiteRabbit.UnmanagedBridge/WhiteRabbit.UnmanagedBridge.vcxproj
+++ b/dotnet/WhiteRabbit.UnmanagedBridge/WhiteRabbit.UnmanagedBridge.vcxproj
@@ -125,6 +125,7 @@
       <InlineFunctionExpansion>AnySuitable</InlineFunctionExpansion>
       <IntrinsicFunctions>true</IntrinsicFunctions>
       <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
+      <AssemblerOutput>All</AssemblerOutput>
     </ClCompile>
     <Link>
       <AdditionalDependencies />
diff --git a/dotnet/WhiteRabbit.UnmanagedBridge/md5.cpp b/dotnet/WhiteRabbit.UnmanagedBridge/md5.cpp
index 5a0a17e..43d8818 100644
--- a/dotnet/WhiteRabbit.UnmanagedBridge/md5.cpp
+++ b/dotnet/WhiteRabbit.UnmanagedBridge/md5.cpp
@@ -2,6 +2,9 @@
 
 #include "md5.h"
 
+#include "intrin.h"
+#include "immintrin.h"
+
 #pragma unmanaged
 
 inline unsigned int Blend(unsigned int a, unsigned int b, unsigned int x)
@@ -21,7 +24,7 @@ inline unsigned int I(unsigned int a, unsigned int b, unsigned int c)
 
 inline unsigned int LeftRotate(unsigned int x, int left)
 {
-    return (x << left) | (x >> (32 - left));
+    return _rotl(x, left);
 }
 
 void md5(unsigned int * input, unsigned int* output)