I have had libfreevec (clibrary replacement) installed on my g4 powerbook
for several years with no problems, upgrading in place from etch to lenny to
squeeze. but I have not tried to build apps against it.

gcc has very good auto-vectoring since 4.3 or 4.4 so you don't need to hand
code. Some limited tests here show 2-3 times speedups.

nevertheless the rebuild process is so painful (especially by my lonesome)
for debian and so painless for netBSD that I am planning a ground up build
of the latter as soon as 6.0 comes out (they are a bit slower in the
compiler updates).




Brian


2011/4/2 Rogério Brito <rbr...@ime.usp.br>

> (Please, keep me CC'ed, as I am not currently subscribed to -powerpc)
>
> Hi there.
>
> As some people may not consider yaboot to be a bootloader for the long term
> (well, depending on your views, not even for the short term), I took some
> time to distill, experiment, pull my hair, become frustrated, and write a
> moderately introductory post on getting GRUB 2 on my iBook G4.
>
> The post is here:
>
>    http://rb.doesntexist.org/blog/posts/running_grub2_on_powerpc_macs/
>
> Please let me know if you find this useful.
>
> BTW, I am just playing with getting Freevec on my computer (well, it should
> be faster, since Altivec is essentially not used in current Linux
> distributions) and I will keep those that want posted (if you want) when I
> have something to show.
>
> Well, right now, I have a very crufty solution that works for me, but that
> I
> am ashamed to publish and ruin the rest of reputation that I have. :-)
>
> Finally, a stupid question: is there anybody out there that knows if the
> current Iceweasel in experimental (4.0) has any kind of JIT for PowerPC? I
> mean, like TenFourFox (http://www.floodgap.com/software/tenfourfox/)?
>
> If not, their patches are available
> (http://tenfourfox.googlecode.com/files/TenFourFox-changesets-20110323.zip
> ).
> And the developer's blog is very instructive (
> http://tenfourfox.blogspot.com/).
>
> (Yes, I know that I could just ask Mike Hommey, but let's see if anybody
> here has already tried this).
>
> Feedback is welcome.
>
>
> Regards,
>
> --
> Rogério Brito : rbrito@{ime.usp.br,gmail.com} : GPG key 4096R/BCFCAAAA
> http://rb.doesntexist.org : Packages for LaTeX : algorithms.berlios.de
> DebianQA: http://qa.debian.org/developer.php?login=rbrito%40ime.usp.br
>
>
> --
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>
>

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