diff options
Diffstat (limited to 'clang/lib/Headers/mmintrin.h')
| -rw-r--r-- | clang/lib/Headers/mmintrin.h | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/clang/lib/Headers/mmintrin.h b/clang/lib/Headers/mmintrin.h index 5a02a455..3961b79 100644 --- a/clang/lib/Headers/mmintrin.h +++ b/clang/lib/Headers/mmintrin.h @@ -57,6 +57,9 @@ typedef char __v16qi __attribute__((__vector_size__(16))); #define __trunc64(x) \ (__m64) __builtin_shufflevector((__v2di)(x), __extension__(__v2di){}, 0) +#define __zext128(x) \ + (__m128i) __builtin_shufflevector((__v2si)(x), __extension__(__v2si){}, 0, \ + 1, 2, 3) #define __anyext128(x) \ (__m128i) __builtin_shufflevector((__v2si)(x), __extension__(__v2si){}, 0, \ 1, -1, -1) @@ -723,11 +726,11 @@ _mm_madd_pi16(__m64 __m1, __m64 __m2) /// A 64-bit integer vector of [4 x i16]. /// \returns A 64-bit integer vector of [4 x i16] containing the upper 16 bits /// of the products of both parameters. -static __inline__ __m64 __DEFAULT_FN_ATTRS_SSE2 +static __inline__ __m64 __DEFAULT_FN_ATTRS_SSE2_CONSTEXPR _mm_mulhi_pi16(__m64 __m1, __m64 __m2) { - return __trunc64(__builtin_ia32_pmulhw128((__v8hi)__anyext128(__m1), - (__v8hi)__anyext128(__m2))); + return __trunc64(__builtin_ia32_pmulhw128((__v8hi)__zext128(__m1), + (__v8hi)__zext128(__m2))); } /// Multiplies each 16-bit signed integer element of the first 64-bit |