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## _mm_movepi64_mask

# Function _mm_movepi64_mask

1.89.0 (const: unstable) · Source

    pub fn _mm_movepi64_mask(a: __m128i) -> __mmask8

Available on x86-64 and target feature `avx512dq` and target feature `avx512vl` only.
Expand description

Set each bit of mask register k based on the most significant bit of the corresponding packed 64-bit integer in a.

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