b.Values = append(b.Values, v)
				s.advanceUses(v)
				s.sb = v.ID
				continue
			}
			if v.Op == OpSelect0 || v.Op == OpSelect1 || v.Op == OpSelectN {
				if s.values[v.ID].needReg {
					if v.Op == OpSelectN {
						s.assignReg(register(s.f.getHome(v.Args[0].ID).(LocResults)[int(v.AuxInt)].(*Register).num), v, v)
					} else {
						var i = 0
						if v.Op == OpSelect1 {
							i = 1