pub unsafe fn _mm256_cvtsepi64_epi16(a: __m256i) -> __m128i
🔬This is a nightly-only experimental API. (stdsimd #48556)
Available on (x86 or x86-64) and target feature avx512f,avx512vl only.
Expand description

Convert packed signed 64-bit integers in a to packed 16-bit integers with signed saturation, and store the results in dst.

Intel’s documentation