pub fn _mm512_maskz_packus_epi16(
    k: __mmask64,
    a: __m512i,
    b: __m512i,
) -> __m512iAvailable on x86 and target feature 
avx512bw 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).