[fpc-devel] CompareMem slower in FPC 2.4.4
Michalis Kamburelis
michalis.kambi at gmail.com
Sat Jun 4 01:13:54 CEST 2011
Florian Klämpfl wrote:
>
> I improved CompareDWord as well, for your application it should be even
> better.
>
Ha, I hesitated earlier to mention that CompareWord and CompareDWord are
~4 times slower than equivalent (on the same number of bytes)
CompareMem/CompareByte calls :) Cool, times with latest FPC (rev 17651):
CompareMem: 1.928s
CompareWord: 1.270s
CompareDWord: 1.108s
These times directly help in my algorithm (I use it to aggressively
search for pairs of matching edges for shadow volumes). Great!
Thanks,
Michalis
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