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面向密码流体系结构的超长指令字可重构研究

严迎建 王寿成 徐进辉 陈韬

严迎建, 王寿成, 徐进辉, 陈韬. 面向密码流体系结构的超长指令字可重构研究[J]. 电子与信息学报, 2017, 39(1): 206-212. doi: 10.11999/JEIT160213
引用本文: 严迎建, 王寿成, 徐进辉, 陈韬. 面向密码流体系结构的超长指令字可重构研究[J]. 电子与信息学报, 2017, 39(1): 206-212. doi: 10.11999/JEIT160213
YAN Yingjian, WANG Shoucheng, XU Jinhui, CHEN Tao. Research of Reconfigurable Very Large Instruction Word on Cipher Stream Architecture[J]. Journal of Electronics & Information Technology, 2017, 39(1): 206-212. doi: 10.11999/JEIT160213
Citation: YAN Yingjian, WANG Shoucheng, XU Jinhui, CHEN Tao. Research of Reconfigurable Very Large Instruction Word on Cipher Stream Architecture[J]. Journal of Electronics & Information Technology, 2017, 39(1): 206-212. doi: 10.11999/JEIT160213

面向密码流体系结构的超长指令字可重构研究

doi: 10.11999/JEIT160213
基金项目: 

国家863计划项目(2009AA012201),国家自然科学基金(61302107)

Research of Reconfigurable Very Large Instruction Word on Cipher Stream Architecture

Funds: 

The National 863 Project of China (2009AA 012201), The National Natural Science Foundation of China (61302107)

  • 摘要: 可重构密码流体系结构是一种面向密码运算的新型体系结构,但存在着超长指令字(VLIW)代码稀疏和Kernel体积过大的问题。该文以可重构密码流处理架构S-RCCPA为研究平台,通过大量密码算法在S-RCCPA架构上的适配分析,提出了VLIW可重构技术,并设计了Kernel级指令集、VLIW可重构算法及指令可重构单元。实验证明,该技术能够有效提高VLIW的指令密度,同时降低了VLIW的指令宽度,使得整个Kernel体积减小了约33.3%,并将微码存储器的容量由96 kB降为64 kB,有效降低芯片整体面积和系统功耗。
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出版历程
  • 收稿日期:  2016-03-07
  • 修回日期:  2016-07-22
  • 刊出日期:  2017-01-19

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