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《中国工程科学》 >> 2010年 第12卷 第2期

面向任务信息的层次化存储DPM策略

1. 东南大学国家专用集成电路系统工程技术研究中心,南京 210096;

2. 东南大学集成电路学院;东南大学国家专用集成电路系统工程技术研究中心,南京 210096

资助项目 :国家自然科学基金资助项目(60676011) 收稿日期: 2008-11-11 发布日期: 2010-02-03 09:57:53.000

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摘要

面向层次化存储的DPM策略利用数据缓冲区实现请求集中从而延长PMC的空闲时间,可获得比传统策略更好的节能效果。在此基础上提出基于任务信息(task information based,TIB)的层次化存储DPM策略。TIB策略对任务的数据访问模式进一步细分,通过修改存储访问接口获知任务数据访问的模式,根据不同模式决定预读与替换算法,使策略具有更好的节能意识。

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参考文献

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