[llvm] [VPlan] Move IV predicate handling to VPlan. (PR #192876)

[Florian Hahn via llvm-commits]

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@@ -15597,14 +15598,20 @@ bool PredicatedScalarEvolution::hasNoOverflow(
   return Flags == SCEVWrapPredicate::IncrementAnyWrap;
 }
 
-const SCEVAddRecExpr *PredicatedScalarEvolution::getAsAddRec(Value *V) {
+const SCEVAddRecExpr *PredicatedScalarEvolution::getAsAddRec(
+    Value *V, SmallVectorImpl<const SCEVPredicate *> *ExtraPreds) {
   const SCEV *Expr = this->getSCEV(V);
   SmallVector<const SCEVPredicate *, 4> NewPreds;
   auto *New = SE.convertSCEVToAddRecWithPredicates(Expr, &L, NewPreds);
 
   if (!New)
     return nullptr;
 
+  if (ExtraPreds) {
+    ExtraPreds->append(NewPreds);
+    return New;
+  }
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fhahn wrote:

@nikic is already included on the review. I think if anything it brings the new helper more in-line with the other related code

https://github.com/llvm/llvm-project/pull/192876