Function svpmullb_n_u64 

pub fn svpmullb_n_u64(op1: svuint32_t, op2: u32) -> svuint64_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 and target feature sve2-aes only.

Polynomial multiply long (bottom) Arm’s documentation