Function _mm_cvti64_sh

pub unsafe fn _mm_cvti64_sh(a: __m128h, b: i64) -> __m128h

🔬This is a nightly-only experimental API. (stdarch_x86_avx512_f16 #127213)

Available on x86-64 and target feature avx512fp16 only.

Convert the signed 64-bit integer b to a half-precision (16-bit) floating-point element, store the result in the lower element of dst, and copy the upper 3 packed elements from a to the upper elements of dst.

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