Function vmpybus_acc 

unsafe extern "unadjusted" fn vmpybus_acc(
    _: HvxVectorPair,
    _: HvxVector,
    _: i32,
) -> HvxVectorPair

🔬This is a nightly-only experimental API. (stdarch_hexagon #151523)

Available on target_arch=hexagon only.