def W4.msb.a
import bend-kit-f64@0.1.0.0/f64.bend as F64import Base
390def W4.msb.a(z: Bool, a: U32, +b: U32, c: U32, d: U32) -> Maybe<&2, U32>:
391 match z:
392 case False{}:
393 Some{(127 - clz(a) : U32)}
394 case True{}:
395 W4.msb.b(U32.is_zero(b), b, c, d)