r600: Update datalayout after LLVM r328656

Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>
Reviewed-by: Aaron Watry <awatry@gmail.com>
llvm-svn: 329291
GitOrigin-RevId: 92357a233679fb46957e8daeebfa44aaf9095686
4 files changed