Function _mm256_maskz_cvtepi32_epi16 

pub fn _mm256_maskz_cvtepi32_epi16(k: __mmask8, a: __m256i) -> __m128i

Available on x86 and target feature avx512f and target feature avx512vl only.

Convert packed 32-bit integers in a to packed 16-bit integers with truncation, 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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