AMDGPU: Generate check lines
AMDGPU: Generate check lines

Checking all the instructions will help catch LICM changes when passes
are reordered. Also switch to using gfx9 since global stores make the
relevant instructions more obvious.

git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@369855 91177308-0d34-0410-b5e6-96231b3b80d8

GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm