diff options
Diffstat (limited to 'clang/lib/Headers/smmintrin.h')
| -rw-r--r-- | clang/lib/Headers/smmintrin.h | 28 |
1 files changed, 10 insertions, 18 deletions
diff --git a/clang/lib/Headers/smmintrin.h b/clang/lib/Headers/smmintrin.h index 7a18201eced..90ba9970cdb 100644 --- a/clang/lib/Headers/smmintrin.h +++ b/clang/lib/Headers/smmintrin.h @@ -286,34 +286,26 @@ _mm_cmpeq_epi64(__m128i __V1, __m128i __V2) static __inline__ __m128i __DEFAULT_FN_ATTRS _mm_cvtepi8_epi16(__m128i __V) { - /* We need a local definitively signed typedef similar to __v16qi even in the - * presence of __UNSIGNED_CHAR__. - * FIXME: __v16qi should almost certainly be definitively signed. - */ - typedef signed char __signed_v16qi __attribute__((__vector_size__(16))); - return (__m128i)__builtin_convertvector(__builtin_shufflevector((__signed_v16qi)__V, (__signed_v16qi)__V, 0, 1, 2, 3, 4, 5, 6, 7), __v8hi); + /* This function always performs a signed extension, but __v16qi is a char + which may be signed or unsigned, so use __v16qs. */ + return (__m128i)__builtin_convertvector(__builtin_shufflevector((__v16qs)__V, (__v16qs)__V, 0, 1, 2, 3, 4, 5, 6, 7), __v8hi); } static __inline__ __m128i __DEFAULT_FN_ATTRS _mm_cvtepi8_epi32(__m128i __V) { - /* We need a local definitively signed typedef similar to __v16qi even in the - * presence of __UNSIGNED_CHAR__. - * FIXME: __v16qi should almost certainly be definitively signed. - */ - typedef signed char __signed_v16qi __attribute__((__vector_size__(16))); - return (__m128i)__builtin_convertvector(__builtin_shufflevector((__signed_v16qi)__V, (__signed_v16qi)__V, 0, 1, 2, 3), __v4si); + /* This function always performs a signed extension, but __v16qi is a char + which may be signed or unsigned, so use __v16qs. */ + return (__m128i)__builtin_convertvector(__builtin_shufflevector((__v16qs)__V, (__v16qs)__V, 0, 1, 2, 3), __v4si); } static __inline__ __m128i __DEFAULT_FN_ATTRS _mm_cvtepi8_epi64(__m128i __V) { - /* We need a local definitively signed typedef similar to __v16qi even in the - * presence of __UNSIGNED_CHAR__. - * FIXME: __v16qi should almost certainly be definitively signed. - */ - typedef signed char __signed_v16qi __attribute__((__vector_size__(16))); - return (__m128i)__builtin_convertvector(__builtin_shufflevector((__signed_v16qi)__V, (__signed_v16qi)__V, 0, 1), __v2di); + /* This function always performs a signed extension, but __v16qi is a char + which may be signed or unsigned, so use __v16qs. */ + typedef signed char __v16qs __attribute__((__vector_size__(16))); + return (__m128i)__builtin_convertvector(__builtin_shufflevector((__v16qs)__V, (__v16qs)__V, 0, 1), __v2di); } static __inline__ __m128i __DEFAULT_FN_ATTRS |
