def bits64.fls

import bend-osdev-algo@0.1.0.0/algo.bend as Algo

import Base
import bend-osdev-word64@0.1.0.0/word64.bend as W

179def bits64.fls(a: W.W64) -> Nat:
180  bitw.fls(64n, bits64.word(a))

Uses (4)