Messages in this thread | | | Date | Wed, 3 Jan 2007 14:28:39 +0000 | From | Alan <> | Subject | Re: kernel + gcc 4.1 = several problems |
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> cmov is effectively the same cost as a compare and jump, in both cases > the cpu needs to do a prediction, and on a mispredict, restart.
On a P4 it appears to be slower than compare/jump in most cases
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