(emit-d-form-inst segment ,op (reg-tn-encoding rt) (reg-tn-encoding ra) si)))))
(define-d-rs-ui-instruction (name op &key (cost 1) other-dependencies)
(emit-d-form-inst segment ,op (reg-tn-encoding rt) (reg-tn-encoding ra) si)))))
(define-d-rs-ui-instruction (name op &key (cost 1) other-dependencies)