New PDF release: Advances in Computer Systems Architecture: 10th Asia-Pacific

By Ruby B. Lee (auth.), Thambipillai Srikanthan, Jingling Xue, Chip-Hong Chang (eds.)

ISBN-10: 3540296433

ISBN-13: 9783540296430

On behalf of the ProgramCommittee, we're happy to offer the court cases of the 2005 Asia-Paci?c desktops structure convention (ACSAC 2005) held within the attractive and dynamic state of Singapore. This convention used to be the 10th in its sequence, one of many prime boards for sharing the rising learn ?ndings during this ?eld. In session with the ACSAC steerage Committee, we chosen a - member application Committee. This software Committee represented a wide spectrum of analysis services to make sure an excellent stability of analysis components, - stitutions and event whereas conserving the prime quality of this convention sequence. This year’s committee used to be of an identical dimension as final 12 months yet had 19 new faces. We obtained a complete of 173 submissions that's 14% greater than final 12 months. each one paper used to be assigned to no less than 3 and occasionally 4 ProgramC- mittee individuals for evaluation. at any place invaluable, the committee participants known as upon the services in their colleagues to make sure the top attainable caliber within the reviewing procedure. for this reason, we got 415 stories from this system Committee contributors and their one hundred and five co-reviewers whose names are stated inthe proceedings.Theconferencecommitteeadopteda systematicblind overview procedure to supply a good evaluate of all submissions. finally, we authorized sixty five papers on a extensive diversity of issues giving an attractiveness cost of 37.5%. we're thankful to the entire application Committee contributors and the co-reviewers for his or her e?orts in finishing the reports inside of a good schedule.

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Additional resources for Advances in Computer Systems Architecture: 10th Asia-Pacific Conference, ACSAC 2005, Singapore, October 24-26, 2005. Proceedings

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3. In the fetch stage: 1) 2) 3) 4) 5) 6) 7) if taken branch in current line then use branch predictor/BTB to compute target_mask else target_mask = all 1’s; mask_of_predictions = MT[next_line]; next_fetch_mask = target_mask AND mask_of_predictions; if next_fetch_mask == 0 then next_fetch_mask = target_mask; The last test above (line 6) is necessary for the following case: I-cache line1: I1, branch1_ to_ targetA, I2, I3 I-cache line2: branch2, targetA, I4, I5 If the first line is fetched and branch1 is predicted as not taken, the program will continue with line2.

This program was previously solved by a genetic algorithm (GA) [9]. In order to rank the schedules produced in each generation of the genetic algorithm, rough simulation is used [10]. It is a simulation process that estimates the ranges of the objective function values for a given schedule given a confidence level. It is very expensive computationally. Thus while this technique is of interest academically it is not suitable for practical use. In this paper, we propose a rule-based genetic algorithm to solve the above optimization problem much more efficiently.

A subbanked I-cache organization divides the cache into subbanks [8][23] and activates only the required subbanks. A subbank consists of a number of consecutive bit columns of the data array. In the I-cache case, the subbank will be equal to the width of an individual instruction, typically 32 bits wide. Such a cache has been implemented in IBM’s RS/6000 [1]. The instruction cache was organized as 4 separate arrays, each of which could use a different row address. Divided wordline (DWL) [26] and wordline segmentation [22] are used to reduce the length of a wordline and thus its capacitance.

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Advances in Computer Systems Architecture: 10th Asia-Pacific Conference, ACSAC 2005, Singapore, October 24-26, 2005. Proceedings by Ruby B. Lee (auth.), Thambipillai Srikanthan, Jingling Xue, Chip-Hong Chang (eds.)

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