This is probably due to commit 2151d893fbd4a4be092098170e2fbca8c35797a5 ('gallium: Fix llvmpipe on big-endian machines'). The r600g driver needs to be adapted for the changed PIPE_FORMAT_* semantics.
This is probably due to commit 2151d893fbd4a4b e092098170e2fbc a8c35797a5 ('gallium: Fix llvmpipe on big-endian machines'). The r600g driver needs to be adapted for the changed PIPE_FORMAT_* semantics.