# Function _mm256_maskz_cvtepu64_ph

Source

    pub fn _mm256_maskz_cvtepu64_ph(k: __mmask8, a: __m256i) -> __m128h

🔬This is a nightly-only experimental API. (`stdarch_x86_avx512_f16` #127213)
Available on (x86 or x86-64) and target feature `avx512fp16` and target feature `avx512vl` and x86 only.
Expand description

Convert packed unsigned 64-bit integers in a to packed half-precision (16-bit) floating-point elements, and store the results in dst using zeromask k (elements are zeroed out when the corresponding mask bit is not set). The upper 64 bits of dst are zeroed out.

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