https://blog.wongcw.com/2022/01/14/%e4%b8%89%e5%a4%a7%e7%b3%bb%e7%b5%b1%e3%80%81%e6%95%b8%e7%99%be%e7%94%a2%e5%93%81%e6%8d%a7%e5%a0%b4%e9%be%8d%e8%8a%afloongarch%e8%87%aa%e4%b8%bb%e6%8c%87%e4%bb%a4%e9%9b%86%e5%85%8d%e8%b2%bb%e9%96%8b/