arch::[−][src] x86_64:: _mm256_mask2_permutex2var_epi64
🔬 This is a nightly-only experimental API. (
This is supported on x86-64 and target feature
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).