[llvm] [VPlan] Update scalar induction resume values in VPlan. (PR #110577)

[via llvm-commits]

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@@ -7820,10 +7839,9 @@ EpilogueVectorizerMainLoop::createEpilogueVectorizedLoopSkeleton(
   // Generate the induction variable.
   EPI.VectorTripCount = getOrCreateVectorTripCount(LoopVectorPreHeader);
 
-  // Skip induction resume value creation here because they will be created in
-  // the second pass for the scalar loop. The induction resume values for the
-  // inductions in the epilogue loop are created before executing the plan for
-  // the epilogue loop.
+  // Create induction resume values and ResumePhis for the inductions in the
+  // epilogue loop in the VPlan for the epilogue vector loop.
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ayalz wrote:

```suggestion
  // Generate VPValues and ResumePhi recipes for inductions in the epilog loop to resume from the main loop or bypass it.
```
?

https://github.com/llvm/llvm-project/pull/110577