[clang] [llvm] [AMDGPU] Extend __builtin_amdgcn_ds_bpermute argument types (PR #153501)

[Yaxun Liu via cfe-commits]

yxsamliu wrote:

Closing this for now since the broader aggregate support is not needed. We can revisit a smaller change for legal 32-bit types if a concrete use case comes up.

https://github.com/llvm/llvm-project/pull/153501