def shl_ge
import bend-collections-laws-math@1.0.0.0/src/math/w64.bend as W64import Base
import bend-collections-laws-math@1.0.0.0/src/math/u64.bend as W
235def shl_ge(+a: W.U64, +k: Nat) -> W.U64:
236 W.U64{0, U32.mul(lo(a), pow2(Nat.sub(k, 32n)))}