[Ffmpeg-devel] Re: [rfc] cleaning up dsputil*
Thu Aug 3 18:44:18 CEST 2006
Ronald S. Bultje wrote:
> Could the altivec init be made in such a way that binaries compiled on a
> G4 work on a G3? I think I've reported this in the past, but just to
> repeat myself: I've found that binaries of lavf/lavc compiled on a G4 do
> not work on a G3; they appear to be using altivec code. I haven't found
> any compiler flag that will do runtime detection of CPU. I do not have
> this problem on x86.
Are there any runtime CPU class detection tricks that work on PPC?
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