Function _mm_cvtepi64_epi16

pub fn _mm_cvtepi64_epi16(a: __m128i) -> __m128i

Available on (x86 or x86-64) and target feature avx512f,avx512vl and x86 only.

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

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