Matt Arsenault a8bbcbd006 AMDGPU/GlobalISel: Fix constraining scalar and/or/xor
If the result register already had a register class assigned, the
sources may not have been properly constrained.

llvm-svn: 370150
2019-08-28 02:11:03 +00:00
..
2019-07-02 14:16:39 +00:00