1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index a790282fada..a1ea6d829f6 100644
--- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -3206,7 +3206,8 @@ SDValue DAGCombiner::visitAND(SDNode *N) {
         // be expensive (and would be wrong if the type is not byte sized).
         if (!LN0->isVolatile() && LoadedVT.bitsGT(ExtVT) && ExtVT.isRound() &&
             (!LegalOperations || TLI.isLoadExtLegal(ISD::ZEXTLOAD, LoadResultTy,
-                                                    ExtVT))) {
+                                                    ExtVT)) &&
+            TLI.shouldReduceLoadWidth(LN0, ISD::ZEXTLOAD, ExtVT)) {
           EVT PtrType = LN0->getOperand(1).getValueType();
 
           unsigned Alignment = LN0->getAlignment();