# Function _kshiftli_mask64

Source

    pub fn _kshiftli_mask64(a: __mmask64, const COUNT: u32) -> __mmask64

🔬This is a nightly-only experimental API. (`stdarch_x86_avx512` #111137)
Available on (x86 or x86-64) and target feature `avx512bw` and x86-64 only.
Expand description

Shift the bits of 64-bit mask a left by count while shifting in zeros, and store the least significant 32 bits of the result in k.

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