Blowout fundamentals are possible when your top client is doing well.Buoyed by a strong quarterly earnings report and resulting analyst price target lifts, audio processor specialist Cirrus Logic (CRUS 1.51%) was an outperformer of a stock in recent days. As of early Friday morning the company's share price had increased more than 17% week to date, according to data compiled by S&P Global Market Intelligence.A dynamite quarter for the specialty tech supplierCirrus posted its results for its fiscal fourth qu ...