[llvm] [VPlan] Set branch weight metadata on middle term in VPlan (NFC) (PR #143035)

[via llvm-commits]

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@@ -7273,6 +7273,33 @@ static void fixReductionScalarResumeWhenVectorizingEpilog(
       BypassBlock, MainResumePhi->getIncomingValueForBlock(BypassBlock));
 }
 
+/// Add branch weight metadata, if the \p Plan's middle block is terminated by a
+/// BranchOnCond recipe.
+static void addBranchWeightToMiddleTerminator(VPlan &Plan, ElementCount VF,
+                                              Loop *OrigLoop) {
+  // 4. Adjust branch weight of the branch in the middle block.
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ayalz wrote:

Drop "4", along with the entire line - being contained in the documentation of the function above?

https://github.com/llvm/llvm-project/pull/143035