| 实时目标跟踪中TMS320DM642的软件优化研究 |
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| 引用本文： | 虞响,张笑微,潘泽友.实时目标跟踪中TMS320DM642的软件优化研究[J].兵工自动化,2009,28(6):86-88. |
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| 作者姓名： | 虞响 张笑微 潘泽友 |
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| 作者单位： | 西南科技大学,信息工程学院,四川,绵阳,621000;西南科技大学,信息工程学院,四川,绵阳,621000;中国工程物理研究院,计算机应用研究所,四川,绵阳,621900 |
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| 基金项目： | 四川省教育厅重点项目 |
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| 摘 要： | 在运动目标的实时跟踪中，软件的执行效率直接影响系统跟踪的实时性，因此对DSP进行软件优化使DSP硬件功能得到充分发挥十分重要。结合TMS320DM642的结构特点，研究DSP软件优化方法，包括编译器优化、存储器优化、DSP关键字和内联函数优化、短字长存取优化、流水线优化等，通过这些方法能有效提高系统的实时性，对实际系统的开发有重要意义。
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| 关 键 词： | DSP TMS320DM642 目标跟踪 软件优化 去相关 软件流水 |
Software Optimization in Real-Time Tracking System of Moving Object Based TMS320DM642 |
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| YU Xiang,ZHANG Xiao-wei,PAN Ze-you.Software Optimization in Real-Time Tracking System of Moving Object Based TMS320DM642[J].Ordnance Industry Automation,2009,28(6):86-88. |
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| Authors: | YU Xiang ZHANG Xiao-wei PAN Ze-you |
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| Affiliation: | 1.School of Information Engineering;Southwest University of Science & Technology;Mianyang 621000;China;2.Institute of Computer Application;China Academy Engineering Physics;Mianyang 621900;China |
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| Abstract: | In mobile targets＇ real-time tracking, software＇s execution efficiency will directly affect system tracking of the moment, so software optimization plays an important role in making DSP hardware fully operated. Combined with structural characteristics of TMS320DM642, propose methods for DSP software optimization, which include optimization of compiler, memory, DSP keyword and inline functions, short-word-length access and pipeline. The methods can effectively improve the system＇s real-time performance, and has important significance for actual system development. |
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| Keywords: | DSP TMS320DM642 |
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