Presentation 2003/6/20
Proposal of Continuous Speculative Dual-path Execution
Kentaro TAIRA, Hiroyuki SHIMAJIRI, Takeo YOSHIDA,
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Abstract(in English) VLIW processors execute many NOP instructions while executing non-numerical programs. We proposed an effective method called speculative dual-path execution for this problem. However the effect of speculative dual-path execution is lessen by executing the programs which have many branch instructions. In this paper, we improve speculative dual-path execution to execute non-numerical programs effectively. The simulation results show that a speed-up of 3%-17% was achieved in the SPECint 95 benchmarks.
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Keyword(in English) VLIW Processor / Multi-path Speculative Execution / Branch Prediction
Paper # CAS2003-29,VLD2003-39,DSP2003-59
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Committee CAS
Conference Date 2003/6/20(1days)
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Registration To Circuits and Systems (CAS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Proposal of Continuous Speculative Dual-path Execution
Sub Title (in English)
Keyword(1) VLIW Processor
Keyword(2) Multi-path Speculative Execution
Keyword(3) Branch Prediction
1st Author's Name Kentaro TAIRA
1st Author's Affiliation Department of Information Engineering, Faculty of Engineering, University of the Ryukyus()
2nd Author's Name Hiroyuki SHIMAJIRI
2nd Author's Affiliation Department of Information Engineering, Faculty of Engineering, University of the Ryukyus
3rd Author's Name Takeo YOSHIDA
3rd Author's Affiliation Department of Information Engineering, Faculty of Engineering, University of the Ryukyus
Date 2003/6/20
Paper # CAS2003-29,VLD2003-39,DSP2003-59
Volume (vol) vol.103
Number (no) 143
Page pp.pp.-
#Pages 6
Date of Issue