Function svhsubr_n_u16_z 

pub fn svhsubr_n_u16_z(pg: svbool_t, op1: svuint16_t, op2: u16) -> svuint16_t

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

Available on (AArch64 or ARM64EC) and target feature sve and target feature sve2 only.

Halving subtract reversed Arm’s documentation