[cairo] Re: Flag for FP-challenged platforms
Koen Kooi
koen at dominion.kabel.utwente.nl
Mon Nov 27 23:15:32 PST 2006
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Daniel Amelang schreef:
> Also, it would be nice to be able to guess this value for a given
> arch, but that's a little tricky. Like ARM with VFP would actually
> want to use FP, while ARM w/out VFP would not. I've seen people do
> this:
>
> #if defined(__arm__) && !defined(__VFP__)
>
> which I think would cover the one and only situation that we know of
> where cairo should avoid FP operations. Thoughts?
The cirrus ep9312 based board on my desk also has an FPU, but it's called 'Maverick' using
'crunch' instructions. Someone said they are vfp compatible, but I'm not sure on the details.
regards,
Koen
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