https://bugs.freedesktop.org/show_bug.cgi?id=68224
--- Comment #18 from Michel Dänzer michel@daenzer.net --- (In reply to comment #12)
- Use correct register flags, so we don't overwrite the low dword when restoring multi-dword registers.
This doesn't seem to result in any difference for the code generated for the first Sanctuary shader which spills registers.