## _mm256_mask_permutex2var_epi64

# Function _mm256_mask_permutex2var_epi64

1.89.0 · Source

    pub fn _mm256_mask_permutex2var_epi64(
        a: __m256i,
        k: __mmask8,
        idx: __m256i,
        b: __m256i,
    ) -> __m256i

Available on x86-64 and target feature `avx512f` and target feature `avx512vl` 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 a when the corresponding mask bit is not set).

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