[fpc-devel] Patch to speed up Uppercase/Lowercase functions

Jonas Maebe jonas at zeus.ugent.be
Mon Jun 13 09:04:55 CEST 2005


On 13 jun 2005, at 08:46, Marco van de Voort wrote:

> There also is jecx, (jeecx ? :-),

jecxz

> but I don't know if it is faster than
> writing it out.

Pretty much all of those old complex instructions (enter, loop,  
jecxz, xlatb, ...) are slower than the alternatives.


Jonas




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