(:temporary (:sc any-reg :from (:argument 0)) src)
(:temporary (:sc any-reg :from (:argument 2)) dst end)
(:temporary (:sc descriptor-reg :from (:argument 1)) temp)
(:results (start :scs (any-reg))
(count :scs (any-reg)))
(:generator 20
(:temporary (:sc any-reg :from (:argument 0)) src)
(:temporary (:sc any-reg :from (:argument 2)) dst end)
(:temporary (:sc descriptor-reg :from (:argument 1)) temp)
(:results (start :scs (any-reg))
(count :scs (any-reg)))
(:generator 20