Function svasr_n_s16_z 

pub fn svasr_n_s16_z(pg: svbool_t, op1: svint16_t, op2: u16) -> svint16_t

🔬This is a nightly-only experimental API. (stdarch_aarch64_sve #145052)

Available on (AArch64 or ARM64EC) and target feature sve only.

Arithmetic shift right Arm’s documentation