Function core::arch::x86::_mm512_maskz_lzcnt_epi64
source · pub unsafe fn _mm512_maskz_lzcnt_epi64(k: __mmask8, a: __m512i) -> __m512i🔬This is a nightly-only experimental API. (
stdsimd #48556)Available on (x86 or x86-64) and target feature
avx512cd and x86 only.Expand description
Counts the number of leading zero bits in each packed 64-bit integer in a, and store the results in dst using zeromask k (elements are zeroed out when the corresponding mask bit is not set).