MMX/SSE{2}/3DNOW checks in kdefx/ are wrong

ismail (cartman) donmez ismail.donmez at
Tue Jan 6 23:51:42 GMT 2004

Quoting Zack Rusin <zack at>:

> Nope, you misunderstood the tests. We use those checks to see whether 
> the whole thing will compile, since we detect the exact cpu features at 
> runtime. So in configure we make sure that kcpuinfo will compile and we 
> implemented all the checks in kcpuinfo. Implementing static checking of 
> processes features is simply not the best idea in an environment where 
> the compilation often takes places on a different machines from the one 
> where the binaries are run on.

Thanks for the explanation. I just got too excited when configure said I got
SSE2 & 3DNOW! ;)


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