[fpc-devel] Patch to speed up Uppercase/Lowercase functions
pascalive at bol.com.br
Fri Jun 10 23:05:14 CEST 2005
Michael Van Canneyt wrote:
> On Fri, 10 Jun 2005, Joost van der Sluis wrote:
>>I don't know if rtl-optimilisation patches have a large priority, but
>>nevertheless this patch improves the speed of the sysutils.uppercase and
> I fail to see how changing a while loop to a for loop improves speed ?
> I could understand if you'd use a PChar and use pointer math, but not this ?
BTW, in the snippet below, Length(S) is called once or at each iteration?
for i := Length(S) downto 1 do
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