[llvm] [VPlan] Dispatch to multiple exit blocks via middle blocks. (PR #112138)

[Florian Hahn via llvm-commits]

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@@ -1363,9 +1363,11 @@ class LoopVectorizationCostModel {
     // If we might exit from anywhere but the latch, must run the exiting
     // iteration in scalar form.
     if (TheLoop->getExitingBlock() != TheLoop->getLoopLatch()) {
-      LLVM_DEBUG(
-          dbgs() << "LV: Loop requires scalar epilogue: multiple exits\n");
-      return true;
+      if (!Legal->canVectorizeEarlyExit()) {
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fhahn wrote:

folded thanks!

https://github.com/llvm/llvm-project/pull/112138