[llvm] [AMDGPU][MC] Fix disassembler problem for image_atomic with TFE (PR #112622)

[Jun Wang via llvm-commits]

jwanggit86 wrote:

> There is still this issue with inconsistent naming for Vx where x would match the size of vdata. Currently it is:
> 
> `IMAGE_ATOMIC_CMPSWAP_V1_*` has VReg_64 `IMAGE_ATOMIC_CMPSWAP_V2_*` has VReg_128 `IMAGE_ATOMIC_CMPSWAP_V3_*` has VReg_96 `IMAGE_ATOMIC_CMPSWAP_V4_*` has VReg_160

Are you saying for atomic_cmpswap, V2 should be VReg_96, and V3 VReg_128?

https://github.com/llvm/llvm-project/pull/112622