Multithreaded Operation of A Microprocessor Cache
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United States of America Patent
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Issued Date -
Nov 15, 2012
app pub date -
Jan 27, 2012
filing date -
Jan 27, 2011
priority date (Note) -
Abandoned
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Abstract
A method of fetching data from a cache begins by preparing to fetch a first set of cache ways for a first data word of a first cache line a using a first thread. Next, in parallel, a second set cache ways for a first data word of a second cache line is prepared to be fetched using a second thread, and data associated with each cache way of the first set of cache ways are fetched using the first thread. Also performed in parallel, data associated with each cache way of the second set of cache ways is fetched using the second thread and a third set of cache ways for a second data word of the first cache line is prepared to be fetched using the first thread based on a selected cache way, the selected cache way selected from the first set of cache ways.
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