def sm_exact3

bend-collections-laws-math@1.0.0.0 · src/math/f64.bend:266

import 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

266def sm_exact3(+s: Bool, +e1: Nat, +d: W.U64, +sd: Nat, under: Bool) -> F64:
267  match under:
268    case True{}:
269      pack(s, 0n, X.shl(d, e1))
270    case False{}:
271      pack(s, Nat.sub(e1, sd), X.shl(d, sd))