Minimum processor instruction for implementing weighted fair queuing and other priority queuing
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United States of America Patent
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May 25, 2010
Grant Date -
Jul 29, 2004
app pub date -
Jan 15, 2004
filing date -
Jan 15, 2003
priority date (Note) -
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Abstract
The present invention provides techniques for efficiently determining a minimum or maximum of a plurality of values and the index of the minimum using registers of a processor. The present invention also provides for various processor instructions for determining the minimum/maximum and index of two or more values. The present invention finds particular benefit in implementing heaps and in systems utilizing Weighted Fair Queuing (WFQ).
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