🔬This is a nightly-only experimental API. (
Available on (x86 or x86-64) and target feature
avx512vbmi2,avx512vland x86-64 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.