pub fn _mm256_maskz_packus_epi16(
    k: __mmask32,
    a: __m256i,
    b: __m256i,
) -> __m256iAvailable on x86 and target feature 
avx512bw and target feature avx512vl only.Expand description
Convert packed signed 16-bit integers from a and b to packed 8-bit integers using unsigned saturation, and store the results in dst using zeromask k (elements are zeroed out when the corresponding mask bit is not set).