Re: fast bit rotation
- Posted by Rolf =?iso-8859-1?Q?Schr=F6der?= <rolf at rschr.de> Jan 01, 2004
- 444 views
Juergen Luethje wrote: > However, the main disadvantage of Tommy's routines IMHO is the point, > that they use a fixed count of '1' for any rotation. A versatile library > routine IMHO should allow the user to specify the count as parameter, so > that it would look somehow like: > function rotate_left(value, count) Juergen, I do agree, but that slows down the speed considerably. By the way, do you know a web resource for looking up 386 machine instructions? I don't have a book here. Rolf