def mul_n2
import bend-collections-laws-math@1.0.0.0/src/math/f64.bend as F64import Base
import bend-collections-laws-math@1.0.0.0/src/math/u64.bend as W
import bend-collections-laws-math@1.0.0.0/src/math/w64.bend as X
323def mul_n2(+s: Bool, +e: Nat, p: W.U64 & W.U64) -> F64:
324 (+pl, +ph) = p
325 rp62(s, e, X.or_bit(ph, nz(pl)))