// The exponent is the same for all 3 numbers.
	var dl, dc, du uint64
	var dl0, dc0, du0 bool
	if flt == &float32info {
		var dl32, dc32, du32 uint32
		dl32, _, dl0 = mult64bitPow10(uint32(ml), e2, q)
		dc32, _, dc0 = mult64bitPow10(uint32(mc), e2, q)
		du32, e2, du0 = mult64bitPow10(uint32(mu), e2, q)
		dl, dc, du = uint64(dl32), uint64(dc32), uint64(du32)
	} else {