Function _mm256_movepi64_mask

pub unsafe fn _mm256_movepi64_mask(a: __m256i) -> __mmask8

🔬This is a nightly-only experimental API. (stdarch_x86_avx512 #111137)

Available on (x86 or x86-64) and target feature avx512dq,avx512vl and x86 only.

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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