[cairo] Re: Flag for FP-challenged platforms

Koen Kooi koen at dominion.kabel.utwente.nl
Mon Nov 27 23:15:32 PST 2006


-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

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
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.5 (Darwin)

iD8DBQFFa+IUMkyGM64RGpERAmtIAKCqu57jxkWkIkBqw38l8pdr/k7vkACePYcG
d2S0IcvovQbtFbjrDy51pFA=
=ldKm
-----END PGP SIGNATURE-----



More information about the cairo mailing list