Set displacementSize to 1 for instrucitons with mod==0x1. Fixes PR17310. Modified from patch by James Courtier-Dutton.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@200100 91177308-0d34-0410-b5e6-96231b3b80d8
[Sparc] Add sparc to the list of XFAIL architecture. It seems that the llvm-cov test is not supported in big-endian architectures.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@200101 91177308-0d34-0410-b5e6-96231b3b80d8