[llvm] [VPlan] Connect (MemRuntime|SCEV)Check blocks as VPlan transform (NFC). (PR #143879)

[Florian Hahn via llvm-commits]

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@@ -9349,6 +9259,48 @@ void LoopVectorizationPlanner::adjustRecipesForReductions(
   VPlanTransforms::runPass(VPlanTransforms::clearReductionWrapFlags, *Plan);
 }
 
+void LoopVectorizationPlanner::addRuntimeChecks(
+    VPlan &Plan, GeneratedRTChecks &RTChecks) const {
+  SmallVector<std::pair<VPValue *, VPIRBasicBlock *>> Checks;
+  const auto &[SCEVCheckCond, SCEVCheckBlock] = RTChecks.emitSCEVChecks();
+  if (SCEVCheckBlock) {
+    assert((!CM.OptForSize ||
+            CM.Hints->getForce() == LoopVectorizeHints::FK_Enabled) &&
+           "Cannot SCEV check stride or overflow when optimizing for size");
+    Checks.emplace_back(Plan.getOrAddLiveIn(SCEVCheckCond),
+                        Plan.createVPIRBasicBlock(SCEVCheckBlock));
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fhahn wrote:

Updated thanks

https://github.com/llvm/llvm-project/pull/143879