Index: D:/devel/opencv_trunk/CMakeLists.txt
===================================================================
--- D:/devel/opencv_trunk/CMakeLists.txt	(revision 3146)
+++ D:/devel/opencv_trunk/CMakeLists.txt	(working copy)
@@ -251,6 +251,14 @@
         set(ENABLE_SSSE3 OFF CACHE BOOL "Enable SSSE3 for GCC")
         #set(ENABLE_SSE4_1 OFF CACHE BOOL "Enable SSE4.1 for GCC")
     endif()
+
+elseif(MSVC)
+        set(ENABLE_SSE ON CACHE BOOL "Enable SSE for MSVC")
+        set(ENABLE_SSE2 ON CACHE BOOL "Enable SSE2 for MSVC")
+   if(CMAKE_C_COMPILER MATCHES "icc")
+        set(ENABLE_SSE3 OFF CACHE BOOL "Enable SSE3 for ICC")
+        set(ENABLE_SSE4_1 OFF CACHE BOOL "Enable SSE4.1 for ICC")
+   endif()
 endif()
 
 # allow fine grained control over which libraries not to link, even if
@@ -835,6 +843,22 @@
 
     set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE} -DNDEBUG")
     set(EXTRA_C_FLAGS_DEBUG "${EXTRA_C_FLAGS_DEBUG} -O0 -DDEBUG -D_DEBUG")
+elseif(MSVC)
+    if(ENABLE_SSE)
+       set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE} /arch:SSE")
+    endif()
+    if(ENABLE_SSE2)
+       set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE} /arch:SSE2")
+    endif()
+    if(ENABLE_SSE3)
+       set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE} /arch:SSE3")
+    endif()
+    if(ENABLE_SSE4_1)
+       set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE} /arch:SSE4.1")
+    endif()
+    if (ENABLE_SSE OR ENABLE_SSE2 OR ENABLE_SSE3 OR ENABLE_SSE4_1)
+       set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE} /Oi")
+    endif()
 endif()
 
 # Extra link libs if the user selects building static libs: