pub unsafe fn _mm_shrdi_epi16(a: __m128i, b: __m128i, const IMM8: i32) -> __m128i
🔬This is a nightly-only experimental API. (stdsimd #48556)
Available on (x86 or x86-64) and target feature avx512vbmi2,avx512vl and x86 only.
Expand description

Concatenate packed 16-bit integers in b and a producing an intermediate 32-bit result. Shift the result right by imm8 bits, and store the lower 16-bits in dst.

Intel’s documentation