[llvm] [AMDGPU][SIInsertWaitcnts] Wait on all LDS DMA operations when no aliasing store is found (PR #170660)

[Stanislav Mekhanoshin via llvm-commits]

https://github.com/rampitec approved this pull request.

LGTM, though commit description could talk about exceeding tracking slots limit.

https://github.com/llvm/llvm-project/pull/170660