Computing overhead for out-of-order processors by the difference in relative retirement times of instructions
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United States of America Patent
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Mar 27, 2007
Grant Date -
May 27, 2004
app pub date -
Nov 22, 2002
filing date -
Nov 22, 2002
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Abstract
A method of computing overhead associated with executing instructions on an out-of-order processor which includes determining when a first instruction retires, determining when a second instruction retires, and calculating an overhead based upon subtracting when the first instruction retired from when the second instruction retired.
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