[xorg-bugzilla-noise] [Bug 839] Speeding up render with gcc 3.4 and MMX intrinsics

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------- Additional Comments From sandmann at daimi.au.dk  2004-07-19 14:39 -------
> Instead of surrounding all of the calls to the *mmx functions in fbpict.c with
> USE_GCC34_MMX why not just have fbHaveMMX() return 0 when USE_GCC34_MMX is not
> defined?

The problem doing that is thew all the MMX functions are not even defined if we
don't have gcc 3.4 on i386.


>From Duraid Madina:

> This looks like a great patch, but I'm wondering, why not change things so
> there's an fb_asm.c (or whatever) which appropriately #includes another source
> file with the MMX code? This would make things cleaner for other people who 
> want

That might not be a bad idea, but I'd rather wait until someone actually creates
optimizations for those other platforms.       
  
  
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