diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Headers/avxintrin.h | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/lib/Headers/avxintrin.h b/lib/Headers/avxintrin.h index 6c1e32d240..b7bd1787e0 100644 --- a/lib/Headers/avxintrin.h +++ b/lib/Headers/avxintrin.h @@ -1122,37 +1122,40 @@ _mm256_castsi256_pd(__m256i in) static __inline __m128d __attribute__((__always_inline__, __nodebug__)) _mm256_castpd256_pd128(__m256d in) { - return (__m128d)__builtin_ia32_pd_pd256((__v4df)in); + return __builtin_shufflevector(in, in, 0, 1); } static __inline __m128 __attribute__((__always_inline__, __nodebug__)) _mm256_castps256_ps128(__m256 in) { - return (__m128)__builtin_ia32_ps_ps256((__v8sf)in); + return __builtin_shufflevector(in, in, 0, 1, 2, 3); } static __inline __m128i __attribute__((__always_inline__, __nodebug__)) _mm256_castsi256_si128(__m256i in) { - return (__m128i)__builtin_ia32_si_si256((__v8si)in); + return __builtin_shufflevector(in, in, 0, 1); } static __inline __m256d __attribute__((__always_inline__, __nodebug__)) _mm256_castpd128_pd256(__m128d in) { - return (__m256d)__builtin_ia32_pd256_pd((__v2df)in); + __m128d zero = _mm_setzero_pd(); + return __builtin_shufflevector(in, zero, 0, 1, 2, 2); } static __inline __m256 __attribute__((__always_inline__, __nodebug__)) _mm256_castps128_ps256(__m128 in) { - return (__m256)__builtin_ia32_ps256_ps((__v4sf)in); + __m128 zero = _mm_setzero_ps(); + return __builtin_shufflevector(in, zero, 0, 1, 2, 3, 4, 4, 4, 4); } static __inline __m256i __attribute__((__always_inline__, __nodebug__)) _mm256_castsi128_si256(__m128i in) { - return (__m256i)__builtin_ia32_si256_si((__v4si)in); + __m128i zero = _mm_setzero_si128(); + return __builtin_shufflevector(in, zero, 0, 1, 2, 2); } #endif /* __AVX__ */ |