Method and apparatus for parallel table lookup using SIMD instructions
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 15, 2010
Grant Date -
Mar 18, 2004
app pub date -
Jul 1, 2003
filing date -
Oct 29, 2001
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Method, apparatus, and program means for performing a parallel table lookup using SIMD instructions. The method of one embodiment comprises loading a table having a set of L data elements. A determination of whether the table fits into a single register is made. A data lookup into the table is performed with a packed data shuffle operation if the determination indicates that the table does fit into a single register. The table is divided into a plurality of sections if the table does not fit into a single register. Each of the sections is sized to fit into a single register. A plurality of packed data shuffle operations are executed on the plurality of sections to look up data in the table.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully