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- Subject: Re: ANN: LuaJIT 1.1.0 / Re: Lua x DirectX
- From: Andras Balogh <andras.balogh@...>
- Date: Thu, 16 Mar 2006 06:51:40 -0700
I still don't buy this. Give me numbers! Should be easy, right? Set
the flag and read FPS counter! I'd test it myself, but I'm using
OpenGL, and thus never had to change the FPU control word..
Andras
Thursday, March 16, 2006, 1:35:08 AM, you wrote:
> A google search can also produce pages about the loss of speed when using
> the 'preserve FPU' flag, like
> http://discuss.microsoft.com/SCRIPTS/WA-MSD.EXE?A2=ind0504b&L=directxdev&D=1&P=4524
> (quote: "For games, you typically don't want the performance hit of having
> the FP unit working in double-precision.").
