Branch predictor comprising a split branch history shift register
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Date
2008-05-06
Authors
Tao Li
Lizy K. John
Journal Title
Journal ISSN
Volume Title
Publisher
United States Patent and Trademark Office
Abstract
An apparatus and a system, as well as a method and article, may operate to predict a branch within a first operating context, such as a user context, using a first strategy; and to predict a branch within a second operating context, such as an operating system context, using a second strategy. In some embodiments, apparatus and systems may comprise one or more first storage locations to store branch history information associated with a first operating context, and one ore more second storage locations to store branch history information associated with a second operating context.