diff options
| -rw-r--r-- | libstdc++-v3/include/experimental/bits/simd_neon.h | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/libstdc++-v3/include/experimental/bits/simd_neon.h b/libstdc++-v3/include/experimental/bits/simd_neon.h index 8bb2116..7f472e8 100644 --- a/libstdc++-v3/include/experimental/bits/simd_neon.h +++ b/libstdc++-v3/include/experimental/bits/simd_neon.h @@ -311,8 +311,7 @@ struct _MaskImplNeonMixin }); __asint &= __bitsel; #ifdef __aarch64__ - return vpaddq_s16(vpaddq_s16(vpaddq_s16(__asint, __zero), __zero), - __zero)[0]; + return vaddvq_s16(__asint); #else return vpadd_s16( vpadd_s16(vpadd_s16(__lo64(__asint), __hi64(__asint)), __zero), @@ -328,7 +327,7 @@ struct _MaskImplNeonMixin }); __asint &= __bitsel; #ifdef __aarch64__ - return vpaddq_s32(vpaddq_s32(__asint, __zero), __zero)[0]; + return vaddvq_s32(__asint); #else return vpadd_s32(vpadd_s32(__lo64(__asint), __hi64(__asint)), __zero)[0]; @@ -351,8 +350,12 @@ struct _MaskImplNeonMixin return static_cast<_I>(__i < _Np ? 1 << __i : 0); }); __asint &= __bitsel; +#ifdef __aarch64__ + return vaddv_s8(__asint); +#else return vpadd_s8(vpadd_s8(vpadd_s8(__asint, __zero), __zero), __zero)[0]; +#endif } else if constexpr (sizeof(_Tp) == 2) { @@ -362,12 +365,20 @@ struct _MaskImplNeonMixin return static_cast<_I>(__i < _Np ? 1 << __i : 0); }); __asint &= __bitsel; +#ifdef __aarch64__ + return vaddv_s16(__asint); +#else return vpadd_s16(vpadd_s16(__asint, __zero), __zero)[0]; +#endif } else if constexpr (sizeof(_Tp) == 4) { __asint &= __make_vector<_I>(0x1, 0x2); +#ifdef __aarch64__ + return vaddv_s32(__asint); +#else return vpadd_s32(__asint, __zero)[0]; +#endif } else __assert_unreachable<_Tp>(); |