[Freeciv-Dev] Re: MMX code

[Raimar Falke <rf13@xxxxxxxxxxxxxxxxx>]

On Tue, May 13, 2003 at 10:25:31AM +0000, Per I. Mathisen wrote:
> On Tue, 13 May 2003, Rafal Bursig wrote:
> > As you know I current use in SDLClient assembler mmx code.
> > I make it for zoom, AA font rendering , and fillrectangle with alpha
> > blending.
> > All implementation have pure C reserve functions for no-mmx cpu cases.
> > Current you can switch using those fuctions via #define HAVE_MMX1 pram.
> > but this nice work with source distribution and is problematic with
> > binary distribution. Should I leave this as it is or try add mmx
> > detection code in run time ?
> 
> One possible solution: There could be a configure check for this, and a
> configure switch like --enable-mmx to turn it on/off. Then we can make one
> binary for mmx and one without.
> 
> I don't know what a runtime detection code would be like, so I can't
> comment on that.

I think a runtime detection is more convenient. It should have no
runtime impact. because you just set some function pointers at the
start of the client.

        Raimar

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