对DSP程序进行时间测试的5种方法，包含源代码，源代码是用c语言编写的，可以让开发者对程序运行效率进行精确分析，以便进行进一步的优化-DSP program for the time tested five methods, including source code, source code is written in c language that allows developers to efficiently run the program for accurate analysis in order to further optimize