vendor/llvm-project/llvmorg-15-init-17485-ga3e38b4a206b

1 files changed, 3 insertions, 3 deletions

diff --git a/llvm/lib/Transforms/Scalar/LoopDataPrefetch.cpp b/llvm/lib/Transforms/Scalar/LoopDataPrefetch.cpp
index 9590fbbb1994..fd2eaee8b47d 100644
--- a/llvm/lib/Transforms/Scalar/LoopDataPrefetch.cpp
+++ b/llvm/lib/Transforms/Scalar/LoopDataPrefetch.cpp
@@ -388,15 +388,15 @@ bool LoopDataPrefetch::runOnLoop(Loop *L) {
     if (!isStrideLargeEnough(P.LSCEVAddRec, TargetMinStride))
       continue;
 
+    BasicBlock *BB = P.InsertPt->getParent();
+    SCEVExpander SCEVE(*SE, BB->getModule()->getDataLayout(), "prefaddr");
     const SCEV *NextLSCEV = SE->getAddExpr(P.LSCEVAddRec, SE->getMulExpr(
       SE->getConstant(P.LSCEVAddRec->getType(), ItersAhead),
       P.LSCEVAddRec->getStepRecurrence(*SE)));
-    if (!isSafeToExpand(NextLSCEV, *SE))
+    if (!SCEVE.isSafeToExpand(NextLSCEV))
       continue;
 
-    BasicBlock *BB = P.InsertPt->getParent();
     Type *I8Ptr = Type::getInt8PtrTy(BB->getContext(), 0/*PtrAddrSpace*/);
-    SCEVExpander SCEVE(*SE, BB->getModule()->getDataLayout(), "prefaddr");
     Value *PrefPtrValue = SCEVE.expandCodeFor(NextLSCEV, I8Ptr, P.InsertPt);
 
     IRBuilder<> Builder(P.InsertPt);