pub unsafe fn _mm512_mask2_permutex2var_epi64(
    a: __m512i,
    idx: __m512i,
    k: u8,
    b: __m512i
) -> __m512i
🔬This is a nightly-only experimental API. (stdsimd)
Available on x86-64 only.
Expand description

Shuffle 64-bit integers in a and b across lanes using the corresponding selector and index in idx, and store the results in dst using writemask k (elements are copied from idx when the corresponding mask bit is not set).

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