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11th International Conference on Parallel Architectures and Compilation Techniques (PACT'02)
Integrating Adaptive On-Chip Storage Structures for Reduced Dynamic Power
Charlottesville, Virginia
September 22-September 25
ISBN: 0-7695-1620-3
| ASCII Text | x | ||
| Steve Dropsho, Alper Buyuktosunoglu, Rajeev Balasubramonian, David H. Albonesi, Sandhya Dwarkadas, Greg Semeraro, Grigorios Magklis, Michael L. Scott, "Integrating Adaptive On-Chip Storage Structures for Reduced Dynamic Power," Parallel Architectures and Compilation Techniques, International Conference on, pp. 141, 11th International Conference on Parallel Architectures and Compilation Techniques (PACT'02), 2002. | |||
| BibTex | x | ||
| @article{ 10.1109/PACT.2002.1106013, author = {Steve Dropsho and Alper Buyuktosunoglu and Rajeev Balasubramonian and David H. Albonesi and Sandhya Dwarkadas and Greg Semeraro and Grigorios Magklis and Michael L. Scott}, title = {Integrating Adaptive On-Chip Storage Structures for Reduced Dynamic Power}, journal ={Parallel Architectures and Compilation Techniques, International Conference on}, volume = {0}, year = {2002}, issn = {1089-795X}, pages = {141}, doi = {http://doi.ieeecomputersociety.org/10.1109/PACT.2002.1106013}, publisher = {IEEE Computer Society}, address = {Los Alamitos, CA, USA}, } | |||
| RefWorks Procite/RefMan/Endnote | x | ||
| TY - CONF JO - Parallel Architectures and Compilation Techniques, International Conference on TI - Integrating Adaptive On-Chip Storage Structures for Reduced Dynamic Power SN - 1089-795X SP EP A1 - Steve Dropsho, A1 - Alper Buyuktosunoglu, A1 - Rajeev Balasubramonian, A1 - David H. Albonesi, A1 - Sandhya Dwarkadas, A1 - Greg Semeraro, A1 - Grigorios Magklis, A1 - Michael L. Scott, PY - 2002 KW - null VL - 0 JA - Parallel Architectures and Compilation Techniques, International Conference on ER - | |||
Energy efficiency in microarchitectures has become a necessity. Significant dynamic energy savings can be realized for adaptive storage structures such as caches, issue queues, and register files by disabling unnecessary storage resources. Prior studies have analyzed individual structures and their control. A common theme to these studies is exploration of the configuration space and use of system IPC as feedback to guide reconfiguration. However, when multiple structures adapt in concert, the number of possible configurations increases dramatically, and assigning causal effects to IPC change becomes problematic. To overcome this issue, we introduce designs that are reconfigured solely on local behavior. We introduce a novel cache design that permits direct calculation of efficient configurations. For buffer and queue structures, limited histogramming permits precise resizing control. When applying these techniques we show energy savings of up to 70% on the individual structures, and savings averaging 30% overall for the portion of energy attributed to these structures with an average of 2.1% performance degradation.
Citation:
Steve Dropsho, Alper Buyuktosunoglu, Rajeev Balasubramonian, David H. Albonesi, Sandhya Dwarkadas, Greg Semeraro, Grigorios Magklis, Michael L. Scott, "Integrating Adaptive On-Chip Storage Structures for Reduced Dynamic Power," pact, pp.141, 11th International Conference on Parallel Architectures and Compilation Techniques (PACT'02), 2002
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