Function _mm_shrdv_epi16

pub fn _mm_shrdv_epi16(a: __m128i, b: __m128i, c: __m128i) -> __m128i

Available on (x86 or x86-64) and target feature avx512vbmi2 and target feature avx512vl and x86 only.

Concatenate packed 16-bit integers in b and a producing an intermediate 32-bit result. Shift the result right by the amount specified in the corresponding element of c, and store the lower 16-bits in dst.

Intel’s documentation