[clang] [llvm] [AMDGPU] Add a new builtin type for image descriptor rsrc (PR #160258)

[Rana Pratap Reddy via llvm-commits]

ranapratap55 wrote:

Updated the macro to use opaque ptr type and lowering to <8 x i32> will be in this PR https://github.com/llvm/llvm-project/pull/140210

https://github.com/llvm/llvm-project/pull/160258