Vendor import of clang r114020 (from the release_28 branch):

http://llvm.org/svn/llvm-project/cfe/branches/release_28@114020

Approved by:	rpaulo (mentor)

1 files changed, 5 insertions, 7 deletions

diff --git a/lib/Headers/smmintrin.h b/lib/Headers/smmintrin.h
index 4b0d9e7..2b8b321 100644
--- a/lib/Headers/smmintrin.h
+++ b/lib/Headers/smmintrin.h
@@ -30,10 +30,6 @@
 
 #include <tmmintrin.h>
 
-/* Type defines.  */
-typedef double __v2df __attribute__ ((__vector_size__ (16)));
-typedef long long __v2di __attribute__ ((__vector_size__ (16)));
-
 /* SSE4 Rounding macros. */
 #define _MM_FROUND_TO_NEAREST_INT    0x00
 #define _MM_FROUND_TO_NEG_INF        0x01
@@ -213,11 +209,13 @@ _mm_max_epu32 (__m128i __V1, __m128i __V2)
                                                     __a;}))
 #endif /* __x86_64__ */
 
-/* Extract int from packed integer array at index.  */
+/* Extract int from packed integer array at index.  This returns the element
+ * as a zero extended value, so it is unsigned.
+ */
 #define _mm_extract_epi8(X, N) (__extension__ ({ __v16qi __a = (__v16qi)(X); \
-                                                 __a[N];}))
+                                                 (unsigned char)__a[N];}))
 #define _mm_extract_epi32(X, N) (__extension__ ({ __v4si __a = (__v4si)(X); \
-                                                  __a[N];}))
+                                                  (unsigned)__a[N];}))
 #ifdef __x86_64__
 #define _mm_extract_epi64(X, N) (__extension__ ({ __v2di __a = (__v2di)(X); \
                                                   __a[N];}))