| Re: [AD] Use MMX to get fast |
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On Tue, 2004-09-28 at 18:31 -0300, RogerioUP wrote:
>
> I think it's very simple for you (allegro developers) to implement
> this routine in Allegro (blitmmx for example) just to test, its
> implementation is very similar to memcpy, but I use MM0 to move
> quadwords (8 bytes).
>
Hm, speeding up memory blits isn't on the todo, but sounds like a good
idea. Did you look at allegro's code? It already uses MMX/SSE/3dnow and
so on in some places. src/i386/iblit*.s does the blitting it seems -
maybe you can try adding the MMX code there at the relevant places?
--
Elias Pschernig