pub unsafe fn _kandn_mask64(a: __mmask64, b: __mmask64) -> __mmask64
🔬 This is a nightly-only experimental API. (stdsimd #48556)
Available on x86-64 and target feature avx512bw only.
Expand description

Compute the bitwise NOT of 64-bit masks a and then AND with b, and store the result in k.

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