Function _mm512_mask_mov_epi64 

pub fn _mm512_mask_mov_epi64(src: __m512i, k: __mmask8, a: __m512i) -> __m512i

Available on x86-64 and target feature avx512f only.

Move packed 64-bit integers from a to dst using writemask k (elements are copied from src when the corresponding mask bit is not set).

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