[llvm] [VPlan] Add BranchOnTwoConds, use for early exit plans. (PR #172750)

[Florian Hahn via llvm-commits]

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@@ -7408,6 +7408,9 @@ DenseMap<const SCEV *, Value *> LoopVectorizationPlanner::executePlan(
   // Regions are dissolved after optimizing for VF and UF, which completely
   // removes unneeded loop regions first.
   VPlanTransforms::dissolveLoopRegions(BestVPlan);
+  // Expand BranchOnTwoConds after dissolution, when latch has direct access
+  // to its successors.
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fhahn wrote:

done thanks

https://github.com/llvm/llvm-project/pull/172750