[llvm] [LV] Add a statistic for early exit vectorization (PR #145730)

[Florian Hahn via llvm-commits]

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@@ -7324,6 +7325,11 @@ DenseMap<const SCEV *, Value *> LoopVectorizationPlanner::executePlan(
          "Trying to execute plan with unsupported VF");
   assert(BestVPlan.hasUF(BestUF) &&
          "Trying to execute plan with unsupported UF");
+  ++LoopsVectorized;
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fhahn wrote:

Would be good to leave the other increments as-is for now. 

Doesn't this change now increments LoopsVectorized twice per loop if the epilogue gets vectorized?

https://github.com/llvm/llvm-project/pull/145730