pub unsafe fn _mm256_maskz_set1_epi8(k: __mmask32, a: i8) -> __m256i
🔬 This is a nightly-only experimental API. (stdsimd #48556)
Available on x86 and target feature avx512bw,avx512vl only.
Expand description

Broadcast 8-bit integer a to all elements of dst using zeromask k (elements are zeroed out when the corresponding mask bit is not set).

Intel’s documentation