https://bugs.freedesktop.org/show_bug.cgi?id=75276
--- Comment #56 from smoki smoki00790@gmail.com --- (In reply to Tom Stellard from comment #55)
I have this working for some simple cases, can you test these mesa and llvm trees together:
http://cgit.freedesktop.org/~tstellar/llvm/log/?h=vgpr-spilling-Jan07-2014
http://cgit.freedesktop.org/~tstellar/mesa/log/?h=vgpr-spilling-Jan07-2014
I tried those for bug 79155 both medium/high global illumination now works fine there.