[llvm] [SPIR-V][Codegen] Represent the property of the target to declare and use typed pointers and update MachineVerifier to use it (PR #110270)

[Matt Arsenault via llvm-commits]

https://github.com/arsenm requested changes to this pull request.

I don't understand the exact problem you are trying to solve, but this is not the solution. G_ opcodes must have a constant behavior, and not vary between targets. 

https://github.com/llvm/llvm-project/pull/110270