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## _mm256_mask_expand_epi64

# Function _mm256_mask_expand_epi64

1.89.0 · Source

    pub fn _mm256_mask_expand_epi64(
        src: __m256i,
        k: __mmask8,
        a: __m256i,
    ) -> __m256i

Available on x86-64 and (x86 or x86-64) and target feature `avx512f` and target feature `avx512vl` only.
Expand description

Load contiguous active 64-bit integers from a (those with their respective bit set in mask k), and store the results in dst using writemask k (elements are copied from src when the corresponding mask bit is not set).

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