[llvm] [VPlan] Create epilogue minimum iteration check in VPlan. (PR #157545)

[via llvm-commits]

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@@ -9813,6 +9724,98 @@ static void fixScalarResumeValuesFromBypass(BasicBlock *BypassBlock, Loop *L,
   }
 }
 
+/// Connect the epilogue vector loop generated for \p Plan to the main vector
+/// loop, updating branches from the iteration and runtime checks, as well as
+/// updating various phis. \p InstsToMove contains instructions that need to be
+/// moved to the vector preheader.
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ayalz wrote:

```suggestion
/// moved to the preheader of the epilogue vector loop.
```

https://github.com/llvm/llvm-project/pull/157545