Fix test failures noticed by Fariborz.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@61334 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Headers/xmmintrin.h b/lib/Headers/xmmintrin.h
index 13456e7..09cd92b 100644
--- a/lib/Headers/xmmintrin.h
+++ b/lib/Headers/xmmintrin.h
@@ -30,8 +30,12 @@
 
 #include <mmintrin.h>
 
+typedef float __v4sf __attribute__((__vector_size__(16)));
 typedef float __m128 __attribute__((__vector_size__(16)));
 
+#include <mm_malloc.h>
+#include <emmintrin.h>
+
 static inline __m128 __attribute__((__always_inline__)) _mm_add_ss(__m128 a, __m128 b)
 {
   return __builtin_ia32_addss(a, b);