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| Content Provider | IEEE Xplore Digital Library |
|---|---|
| Author | Chun-Fu Chen Lee, G.G.C. Zheng-Han Yu Chun-Hsi Huang |
| Copyright Year | 2014 |
| Description | Author affiliation: Dept. of Electr. Eng., Nat. Cheng Kung Univ., Tainan, Taiwan (Chun-Fu Chen; Lee, G.G.C.; Zheng-Han Yu; Chun-Hsi Huang) |
| Abstract | Degree of parallelism and data communication should be investigated to achieve high performance for mapping algorithm onto multi-core platform since multi-core platform would concurrently process multiple tasks and lots of data would be transferred between storages and processors. This paper proposes a method to resolve the burden of increase on data transfer rate in parallel processing via the analysis on the dependency matrix of data flow graph. The proposed method does not bias any multi-core platform since it just considers the intrinsic characteristics of algorithm, i.e., data flow graph. This paper utilizes dependency matrix, which conveys the causality of data transfer, for quantifying data transfer rate and corresponding storage requirement; as a consequence, a feasible mapping result, which has smaller data transfer rate and acceptable storage requirement, was exploited. Furthermore, in conjunction with degree of parallelism quantification, this paper presents a comprehensive exploration on design space for mapping algorithm onto multi-core platform through dependency matrix. IBM Cell Broadband Engine is selected to be the targeted multi-core platform in this paper. Experimental results show that when six cores are used, our result can speedup 5.75x on average as compared to single-core case; in addition, by integrating the proposed method on data transfer analysis, about 46% cycles of data transfer could be saved and overall performance could be further increased to 7.51x on average in comparison with the scenario of single-core without data reuse. |
| Starting Page | 1 |
| Ending Page | 6 |
| File Size | 392245 |
| Page Count | 6 |
| File Format | |
| ISBN | 9781479965885 |
| DOI | 10.1109/SiPS.2014.6986094 |
| Language | English |
| Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Publisher Date | 2014-10-20 |
| Publisher Place | UK |
| Access Restriction | Subscribed |
| Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Subject Keyword | Data transfer Computer architecture Algorithm design and analysis Signal processing algorithms Program processors Parallel processing Space exploration IBM Cell Broadband Engine algorithm/architecture co-exploration degree of parallelism multi-core platform data transfer rate |
| Content Type | Text |
| Resource Type | Article |
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