https://bugs.freedesktop.org/show_bug.cgi?id=36753
--- Comment #3 from Tom Stellard tstellar@gmail.com 2011-05-04 00:28:04 PDT --- (In reply to comment #2)
Created an attachment (id=46250)
--> (https://bugs.freedesktop.org/attachment.cgi?id=46250)
FP debug output
Strictly speaking, this output is from RADEON_DEBUG=nohiz,fp because HiZ is also broken with M66GL chips at the moment.
I'm working on a proper fix for this. In the mean time, running with RADEON_DEBUG=noopt should fix the problem.