Function _mm512_maskz_cvtusepi16_epi8

pub fn _mm512_maskz_cvtusepi16_epi8(k: u32, a: __m512i) -> __m256i

Convert packed unsigned 16-bit integers in a to packed unsigned 8-bit integers with unsigned saturation, and store the results in dst using zeromask k (elements are zeroed out when the corresponding mask bit is not set).

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