Re: [GD-Windows] XP2 slowdowns?

[Eero P. <epa...@ko...>]

Brett Bibby wrote:

> I came across this:
> http://www.microsoft.com/technet/prodtechnol/winxppro/maintain/sp2mempr.mspx 
> 
> 
> Since our game is script driven (Lua) I'm wondering if that other 50% of 
> Windows CPU time is being used to check the execute permissions of the 
> software Data Execution Prevention (DEP) permission? It specifically 
> cautions JIT code may be broken. We don't mark the page block as 
> executable and load the Lua bytecodes into RAM allocated form the heap.
> 

Lua doesn't use JIT compilation (please tell if there is a JIT
compiler version of Lua).  So I don't see how this could be an
issue.

For the OS and the processor the Lua interpreter is normal
executable code, and the actual Lua script is just plain data
(non-executable)



		Eero