func math.normalize

4 uses

	math (current package)
		bits.go#L56: func normalize(x float64) (y float64, exp int) {
		frexp.go#L26: 	f, exp = normalize(f)
		ldexp.go#L24: 	frac, e := normalize(frac)
		logb.go#L48: 	x, exp := normalize(x)