Function `_mm512_maskz_permutex_epi64`

#[target_feature(enable = "avx512f")]
pub const fn _mm512_maskz_permutex_epi64(k: __mmask8, a: __m512i, MASK: i32) -> __m512i

Shuffle 64-bit integers in a within 256-bit lanes using the control in imm8, 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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