[llvm] [AMDGPU][True16][CodeGen] 16bit inline constant check for COPY (PR #150317)

[Brox Chen via llvm-commits]

broxigarchen wrote:

It seems we don't have any lit test that generates a COPY with an inline constant. I am not sure if this is even needed, post it for review and see if there is comment on this.


https://github.com/llvm/llvm-project/pull/150317