Download Algorithms and Architectures for Parallel Processing: 10th by Ahmad Awwad, Bassam Haddad, Ahmad Kayed (auth.), Ching-Hsien PDF

By Ahmad Awwad, Bassam Haddad, Ahmad Kayed (auth.), Ching-Hsien Hsu, Laurence T. Yang, Jong Hyuk Park, Sang-Soo Yeo (eds.)

It is our nice excitement to offer the lawsuits of the symposia and workshops on parallel and allotted computing and functions linked to the ICA3PP 2010 convention. those symposia and workshops supply vivid possibilities for researchers and practitioners to proportion their examine event, unique study effects and sensible improvement reviews within the new hard examine parts of parallel and allotted computing applied sciences and purposes. It was once the 1st time that the ICA3PP convention sequence additional symposia and wo- outlets to its software with the intention to supply a variety of subject matters that reach past the most meetings. The aim was once to supply a greater insurance of rising learn components and in addition boards for centred and stimulating discussions. With this target in brain, we chosen 3 workshops to accompany the ICA3PP 2010 convention: • FPDC 2010, the 2010 overseas Symposium on Frontiers of Parallel and dispensed Computing • HPCTA 2010, the 2010 overseas Workshop on High-Performance Computing, applied sciences and purposes • M2A 2010, the 2010 overseas Workshop on Multicore and Mul- threaded Architectures and Algorithms all the symposia / workshops excited by a specific subject matter and complemented the spectrum of the most convention. All papers released within the workshops proce- ings have been chosen via this system Committee at the foundation of referee stories. every one paper was once reviewed by way of self reliant referees who judged the papers for originality, caliber, contribution, presentation and consistency with the subject of the workshops.

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Additional resources for Algorithms and Architectures for Parallel Processing: 10th International Conference, ICA3PP 2010, Busan, Korea, May 21-23, 2010. Workshops, Part II

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DFAT estimates running time of all groups and calculates the live-in and liveout of each group. When estimating running time, the loop is assumed that it executes only once. Because we believe that every group has some instructions of loop, whatever how many iterations the loop has, groups are balance. … 1j= ; 2 while or if (condition) { 3 some j = , = j or not; 4 j= ; 5 some j = , = j or not; } 6 = j; … … … …… … …… … Fig. 4. A special case should be considered When all instructions are grouped, producer and consumer instructions are inserted into threads.

As the amount of available instruction level parallelism (ILP) varies widely for diverse applications [4] and different execution phases of an individual program [3], resource allocated for applications should be adjusted dynamically for high utilization rate while not compromising performance. Besides, for system with multiple tasks scheduling, dynamic resource tuning mechanism also result in highly efficient system performance, because resource-intensive applications will have more chances to obtain extra computing power for concurrency exploiting.

The memory subsystem contains two kinds of memory component. First is a 3MBytes DDR SDRAM with 16 bits wide, and the second is a 16 Mbytes Flash memory. SDRAM is used to execute the process. Flash is used to store the program. In these two memories each core has different space for use. System Bus is a 32 bits width bridge to connect the cores and memories. In software, we provide two programs in our experiments. The first is the matrix multiplication program. The second is Livermore loop 1 program.

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