diff --git a/lib/Target/X86/CMakeLists.txt b/lib/Target/X86/CMakeLists.txt
index da6bb9140d0..133482036ce 100644
--- a/lib/Target/X86/CMakeLists.txt
+++ b/lib/Target/X86/CMakeLists.txt
@@ -39,7 +39,12 @@ set(sources
 
 if( CMAKE_CL_64 )
   enable_language(ASM_MASM)
-  set(sources ${sources} X86CompilationCallback_Win64.asm)
+  ADD_CUSTOM_COMMAND(
+    OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/X86CompilationCallback_Win64.obj
+    COMMAND ${CMAKE_ASM_MASM_COMPILER} /Fo ${CMAKE_CURRENT_BINARY_DIR}/X86CompilationCallback_Win64.obj /c ${CMAKE_CURRENT_SOURCE_DIR}/X86CompilationCallback_Win64.asm
+    DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/X86CompilationCallback_Win64.asm
+   )
+   set(sources ${sources} ${CMAKE_CURRENT_BINARY_DIR}/X86CompilationCallback_Win64.obj)
 endif()
 
 add_llvm_target(X86CodeGen ${sources})