https://bugs.freedesktop.org/show_bug.cgi?id=30007
--- Comment #35 from Marek Olšák maraeo@gmail.com 2010-11-12 04:33:58 PST --- (In reply to comment #8)
r300 FP: Compiler Error: Fragment program does not support relative addressing of source operands. Using a dummy shader instead.
Relative addressing is supported since commit cbfdf262ccf8b573f1fa4c0065a8eb1fb87d93da.