Hi Ben,

On Wed, 2014-10-22 at 10:53 +1100, Benjamin Herrenschmidt wrote:
> On Tue, 2014-10-21 at 16:23 -0700, Geoff Levand wrote:
> > X-Debbugs-CC: Benjamin Herrenschmidt <b...@kernel.crashing.org>
> > On Tue, 2014-10-21 at 09:41 -0200, Breno Leitao wrote:
> > > Any status about this bug?
> > 
> > This is caused by the altivec optimized routines done by Ben
> > Herrenschmidt.  I've tried to fix those up, but could never
> > figure them out enough to do so.
> > 
> > The quick fix is to add --enable-altivec=no to the powerpc
> > build.
> > 
> > The proper fix is to update the altivec routines.  Ben, do
> > you want to give that a try?
> > 
> > libtwin/twin_primitive.c:292:38: error: incompatible types when 
> > initializing type '__vector unsigned short' using type '__vector unsigned 
> > char'
> >      const vector unsigned short v8 = vec_splat_u8(8);
> >                                       ^
> > libtwin/twin_primitive.c:309:9: error: incompatible types when assigning to 
> > type '__vector unsigned char' from type '__vector unsigned short'
> >      dst = vec_perm(dmule, dmulo, merge);
> >          ^
> 
> yeah it looks bad ... not sure what's up there, I'll need to
> context switch a pile of old crap back into my brain..
> 
> Where do you keep that libtwin ? Or is it the upstream fdo one ?

git://git.kernel.org/pub/scm/linux/kernel/git/geoff/libtwin.git

Thanks for taking a look.

-Geoff


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