# Function core::arch::x86_64::_mm_maskz_compress_epi64

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    pub unsafe fn _mm_maskz_compress_epi64(k: __mmask8, a: __m128i) -> __m128i

🔬This is a nightly-only experimental API. (`stdarch_x86_avx512` #111137)
Available on (x86 or x86-64) and target feature `avx512f,avx512vl` and x86-64 only.
Expand description

Contiguously store the active 64-bit integers in a (those with their respective bit set in zeromask k) to dst, and set the remaining elements to zero.

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