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  • 标题:An Efficient Analysis of Worst Case Flush Timings for Branch Predictors
  • 本地全文:下载
  • 作者:Masahiro Konishi ; Takashi Nakada ; Tomoaki Tsumura
  • 期刊名称:Information and Media Technologies
  • 电子版ISSN:1881-0896
  • 出版年度:2007
  • 卷号:2
  • 期号:3
  • 页码:734-747
  • DOI:10.11185/imt.2.734
  • 出版社:Information and Media Technologies Editorial Board
  • 摘要:This paper proposes an efficient algorithm to find the worst case flush timings for a given program with respect to the number of branch mispredictions. We first give a basic algorithm based on dynamic programming which takes O ( N2F ) computation time for a program with Nconditional branches and F flush timings. We then show it can be improved to achieve a computation time of approximately O ( NF ) for practical programs with its proof obtained through an evaluation with SPEC CPU95 benchmarks.
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