PLL_HUAYRA_ALPHA_WIDTH
if (a >= BIT(PLL_HUAYRA_ALPHA_WIDTH - 1))
return (prate * l) + (prate * a >> PLL_HUAYRA_ALPHA_WIDTH);
quotient = remainder << PLL_HUAYRA_ALPHA_WIDTH;
if (quotient >= BIT(PLL_HUAYRA_ALPHA_WIDTH - 1))