【摘要】 本文以TMS320C672x为平台,分析数字信号处理器(DSP)芯片的特点,阐述程序开发和C语言源代码优化的流程,深入探讨代码编写过程中的3种主要优化方法。对优化前、后的程序运行时间进行测量与比较,并对优化结果进行评价。结果表明,针对不同的运算任务采用恰当的优化方法能极大地提升程序的运行效率。更多还原

【Abstract】 This paper briefly analyzed the characteristics and development process of the DSP chip based on the platform of TMS320C672x,described the process of program development and code optimization,deeply discussed the method of optimization using DSP library.The running time of program was compared and tested before and after optimization,the results of these optimizations were summarized.The results showed that it could greatly enhance the efficiency of program operation if appropriate optimization method was chosen for different computing tasks.更多还原