Fixing Windows 64 bit build

Source/ThirdParty/LibCpuId/CMakeLists.txt

@@ -4,4 +4,12 @@ include_directories(src)
 
 file (GLOB SOURCE_FILES src/*.c src/*.h)
 
+if (MSVC AND CMAKE_CL_64)
+    enable_language (ASM_MASM)
+    add_custom_command (OUTPUT masm-x64.obj COMMAND ${CMAKE_ASM_MASM_COMPILER} -Fo ${CMAKE_CURRENT_BINARY_DIR}/masm-x64.obj -c ${CMAKE_CURRENT_SOURCE_DIR}/src/masm-x64.asm DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/src/masm-x64.asm) 
+    set (ASM_FILES ${CMAKE_CURRENT_BINARY_DIR}/masm-x64.obj ${CMAKE_CURRENT_SOURCE_DIR}/src/masm-x64.asm)
+	list (APPEND SOURCE_FILES ${ASM_FILES})	
+endif ()
+
 add_library(LibCpuId ${SOURCE_FILES})
+