[llvm] [AMPGPU] Emit s_singleuse_vdst instructions when a register is used multiple times in the same instruction. (PR #89601)

[Jay Foad via llvm-commits]

jayfoad wrote:

The test changes LGTM. I think this is ready to go if Matt is happy with DenseSet or a replacement (maybe just a SmallVector with a manual is_contained check before appending to it?).

https://github.com/llvm/llvm-project/pull/89601