[llvm] [LICM] Rewrite pointerInvalidatedByLoop sinking path to walk MemorySSA graph (PR #191469)

[via llvm-commits]

github-actions[bot] wrote:

<!--LLVM CODE FORMAT COMMENT: {clang-format}-->


:warning: C/C++ code formatter, clang-format found issues in your code. :warning:

<details>
<summary>
You can test this locally with the following command:
</summary>

``````````bash
git-clang-format --diff origin/main HEAD --extensions cpp -- llvm/lib/Transforms/Scalar/LICM.cpp --diff_from_common_commit
``````````

:warning:
The reproduction instructions above might return results for more than one PR
in a stack if you are using a stacked PR workflow. You can limit the results by
changing `origin/main` to the base branch/commit you want to compare against.
:warning:

</details>

<details>
<summary>
View the diff from clang-format here.
</summary>

``````````diff
diff --git a/llvm/lib/Transforms/Scalar/LICM.cpp b/llvm/lib/Transforms/Scalar/LICM.cpp
index a81dfd08d..2c491ca14 100644
--- a/llvm/lib/Transforms/Scalar/LICM.cpp
+++ b/llvm/lib/Transforms/Scalar/LICM.cpp
@@ -2446,7 +2446,6 @@ static bool pointerInvalidatedByLoop(MemorySSA *MSSA, MemoryUse *MU,
   return false;
 }
 
-
 /// Try to simplify things like (A < INV_1 AND icmp A < INV_2) into (A <
 /// min(INV_1, INV_2)), if INV_1 and INV_2 are both loop invariants and their
 /// minimun can be computed outside of loop, and X is not a loop-invariant.

``````````

</details>


https://github.com/llvm/llvm-project/pull/191469