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» A Comparison of Dynamic Branch Predictors that Use Two Level...
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CF
2010
ACM
13 years 10 months ago
EXACT: explicit dynamic-branch prediction with active updates
Branches that depend directly or indirectly on load instructions are a leading cause of mispredictions by state-of-the-art branch predictors. For a branch of this type, there is a...
Muawya Al-Otoom, Elliott Forbes, Eric Rotenberg
HPCA
2001
IEEE
14 years 5 months ago
Dynamic Branch Prediction with Perceptrons
This paper presents a new method for branch prediction. The key idea is to use one of the simplest possible neural networks, the perceptron as an alternative to the commonly used ...
Daniel A. Jiménez, Calvin Lin
ISCA
2002
IEEE
95views Hardware» more  ISCA 2002»
13 years 10 months ago
Design Tradeoffs for the Alpha EV8 Conditional Branch Predictor
This paper presents the Alpha EV8 conditional branch predictor. The Alpha EV8 microprocessor project, canceled in June 2001 in a late phase of development, envisioned an aggressiv...
André Seznec, Stephen Felix, Venkata Krishn...
ISCA
1997
IEEE
119views Hardware» more  ISCA 1997»
13 years 8 months ago
The Agree Predictor: A Mechanism for Reducing Negative Branch History Interference
Deeply pipelined, superscalar processors require accurate branch prediction to achieve high performance. Two-level branch predictors have been shown to achieve high prediction acc...
Eric Sprangle, Robert S. Chappell, Mitch Alsup, Ya...
SIGMETRICS
2011
ACM
196views Hardware» more  SIGMETRICS 2011»
12 years 8 months ago
Autocorrelation analysis: a new and improved method for measuring branch predictability
Branch taken rate and transition rate have been proposed as metrics to characterize the branch predictability. However, these two metrics may misclassify branches with regular his...
Jian Chen, Lizy Kurian John