[Mesa-dev] [PATCH] llvmpipe: fix PIPE_FORMAT_Z24_UNORM_S8_UINT depth on big endian

Dave Airlie airlied at gmail.com
Mon Sep 15 03:22:03 PDT 2014


> We had a bug report from some screensavers in xscreensaver package
> not working on ppc64be, I took a day out to cause myself undue pain.
>
> I tracked it down to the depth buffer not being read correctly,
> I've no idea if this is the proper fix for it, I need to run
> some more piglit on it. (my ppc64 f20 box is in a state of bad flux,
> and needs more RAM.)
>
> This does fix glean stencil2, glsl1 frag writing tests at least.

Managed to get piglit against this and before this, stuff got better,
but it does cause a bunch of regressions, so I probably need some
subsequent fixes to figure it out.

Dave.


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