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Summary: Prescient Instruction Prefetch
Tor Aamodt1,2
, Pedro Marcuello3
, Paul Chow2
, Per Hammarlund4
, Hong Wang1
1
Microprocessor Research, Intel Labs
2
Department of Electrical and Computer Engineering, University of Toronto
3
Departament d´Arquitectura de Computadors, UPC, Barcelona
Intel Barcelona Research Center, Intel Labs
4
Desktop Products Group, Intel Corp.
ABSTRACT
This paper introduces prescient instruction prefetch, a technique that
uses helper threads to improve single-threaded application
performance by performing judicious and timely instruction prefetch.
A helper thread is initiated when the main thread encounters a spawn
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