[llvm-branch-commits] [llvm] [AMDGPU][GISel] Use buildObjectPtrOffset instead of buildPtrAdd (PR #150899)

[Fabian Ritter via llvm-branch-commits]

ritter-x2a wrote:

### Merge activity

* **Jul 29, 9:12 AM UTC**: A user started a stack merge that includes this pull request via [Graphite](https://app.graphite.dev/github/pr/llvm/llvm-project/150899).


https://github.com/llvm/llvm-project/pull/150899