pub unsafe fn _mm512_mask_reduce_add_epi64(k: __mmask8, a: __m512i) -> i64
🔬This is a nightly-only experimental API. (
stdarch_x86_avx512
#111137)Available on (x86 or x86-64) and target feature
avx512f
and x86-64 only.Expand description
Reduce the packed 64-bit integers in a by addition using mask k. Returns the sum of all active elements in a.