## _mm_bitshuffle_epi64_mask

# Function _mm_bitshuffle_epi64_mask

1.89.0 · Source

    pub fn _mm_bitshuffle_epi64_mask(b: __m128i, c: __m128i) -> __mmask16

Available on (x86 or x86-64) and target feature `avx512bitalg` and target feature `avx512vl` and x86 only.
Expand description

Considers the input `b` as packed 64-bit integers and `c` as packed 8-bit integers. Then groups 8 8-bit values from `c`as indices into the bits of the corresponding 64-bit integer. It then selects these bits and packs them into the output.

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