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Tradeoffs in power-efficient issue queue design

Published: 12 August 2002 Publication History

Abstract

A major consumer of microprocessor power is the issue queue. Several microprocessors, including the Alpha 21264 and POWER4TM, use a compacting latch-based issue queue design which has the advantage of simplicity of design and verification. The disadvantage of this structure, however, is its high power dissipation.In this paper, we explore different issue queue power optimization techniques that vary not only in their performance and power characteristics, but in how much they deviate from the baseline implementation. By developing and comparing techniques that build incrementally on the baseline design, as well as those that achieve higher power savings through a more significant redesign effort, we quantify the extra benefit the higher design cost techniques provide over their more straightforward counterparts.

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A. Buyuktosunoglu, S. Schuster, D. Brooks, P. Bose, P. Cook, D. Albonesi. An Adaptive Issue Queue for Reduced Power at High-Performance. Springer-Verlag Lecture Notes in Computer Science Vol. 2008: 25--40, November 2000.]]
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Published In

cover image ACM Conferences
ISLPED '02: Proceedings of the 2002 international symposium on Low power electronics and design
August 2002
342 pages
ISBN:1581134754
DOI:10.1145/566408
Permission to make digital or hard copies of all or part of this work for personal or classroom use is granted without fee provided that copies are not made or distributed for profit or commercial advantage and that copies bear this notice and the full citation on the first page. Copyrights for components of this work owned by others than ACM must be honored. Abstracting with credit is permitted. To copy otherwise, or republish, to post on servers or to redistribute to lists, requires prior specific permission and/or a fee. Request permissions from [email protected]

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Association for Computing Machinery

New York, NY, United States

Publication History

Published: 12 August 2002

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Author Tags

  1. adaptation
  2. banking
  3. compacting
  4. issue queue
  5. low-power
  6. microarchitecture
  7. non-compacting

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ISLPED02
Sponsor:
ISLPED02: International Symposium on Power Design and Electronics
August 12 - 14, 2002
California, Monterey, USA

Acceptance Rates

ISLPED '02 Paper Acceptance Rate 40 of 162 submissions, 25%;
Overall Acceptance Rate 398 of 1,159 submissions, 34%

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Cited By

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  • (2013)AVF-driven parity optimization for MBU protection of in-core memory arraysProceedings of the Conference on Design, Automation and Test in Europe10.5555/2485288.2485639(1480-1485)Online publication date: 18-Mar-2013
  • (2013)Instruction Scheduling in MicroprocessorsAutomated Scheduling and Planning10.1007/978-3-642-39304-4_2(39-60)Online publication date: 2013
  • (2007)Late-bindingACM SIGARCH Computer Architecture News10.1145/1273440.125070535:2(347-357)Online publication date: 9-Jun-2007
  • (2007)Late-bindingProceedings of the 34th annual international symposium on Computer architecture10.1145/1250662.1250705(347-357)Online publication date: 9-Jun-2007
  • (2006)A scalable low power issue queue for large instruction window processorsProceedings of the 20th annual international conference on Supercomputing10.1145/1183401.1183427(167-176)Online publication date: 28-Jun-2006
  • (2006)Power-aware out-of-order issue logic in high-performance microprocessorsMicroprocessors and Microsystems10.1016/j.micpro.2006.05.00130:7(457-467)Online publication date: Nov-2006
  • (2004)State-Preserving vs. Non-State-Preserving Leakage Control in CachesProceedings of the conference on Design, automation and test in Europe - Volume 110.5555/968878.969046Online publication date: 16-Feb-2004
  • (2004)Back-end assignment schemes for clustered multithreaded processorsProceedings of the 18th annual international conference on Supercomputing10.1145/1006209.1006254(316-325)Online publication date: 26-Jun-2004
  • (2003)Exploring the potential of architecture-level power optimizationsProceedings of the Third international conference on Power - Aware Computer Systems10.1007/978-3-540-28641-7_10(132-147)Online publication date: 1-Dec-2003

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