F64.W4.msb.a: def of bend-kit-f64@0.1.0.0
Import: import bend-kit-f64@0.1.0.0/f64.bend as F64
Lines 390-395 of bend-kit-f64@0.1.0.0/f64.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-f64@0.1.0.0/f64.bend&start_line=390&end_line=395

import Base

def W4.msb.a(z: Bool, a: U32, +b: U32, c: U32, d: U32) -> Maybe<&2, U32>:
  match z:
    case False{}:
      Some{(127 - clz(a) : U32)}
    case True{}:
      W4.msb.b(U32.is_zero(b), b, c, d)

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_zero
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.sub
  https://jend.leeeet.dev/definition.txt?path=bend-kit-f64@0.1.0.0/f64.bend&name=W4.msb.b
  https://jend.leeeet.dev/definition.txt?path=bend-kit-f64@0.1.0.0/f64.bend&name=clz