diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp
index e30d25ae0cd9..59a25ff9a394 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -6135,8 +6135,9 @@ SDValue LowerVECTOR_SHUFFLEv32i8(ShuffleVectorSDNode *SVOp,
 /// vector_shuffle X, Y, <2, 3, | 10, 11, | 0, 1, | 14, 15>
 static
 SDValue RewriteAsNarrowerShuffle(ShuffleVectorSDNode *SVOp,
-                                 SelectionDAG &DAG, DebugLoc dl) {
+                                 SelectionDAG &DAG) {
   MVT VT = SVOp->getValueType(0).getSimpleVT();
+  DebugLoc dl = SVOp->getDebugLoc();
   unsigned NumElems = VT.getVectorNumElements();
   MVT NewVT;
   unsigned Scale;
@@ -6691,7 +6692,7 @@ X86TargetLowering::NormalizeVectorShuffle(SDValue Op, SelectionDAG &DAG) const {
   // do it!
   if (VT == MVT::v8i16  || VT == MVT::v16i8 ||
       VT == MVT::v16i16 || VT == MVT::v32i8) {
-    SDValue NewOp = RewriteAsNarrowerShuffle(SVOp, DAG, dl);
+    SDValue NewOp = RewriteAsNarrowerShuffle(SVOp, DAG);
     if (NewOp.getNode())
       return DAG.getNode(ISD::BITCAST, dl, VT, NewOp);
   } else if ((VT == MVT::v4i32 ||
@@ -6699,7 +6700,7 @@ X86TargetLowering::NormalizeVectorShuffle(SDValue Op, SelectionDAG &DAG) const {
     // FIXME: Figure out a cleaner way to do this.
     // Try to make use of movq to zero out the top part.
     if (ISD::isBuildVectorAllZeros(V2.getNode())) {
-      SDValue NewOp = RewriteAsNarrowerShuffle(SVOp, DAG, dl);
+      SDValue NewOp = RewriteAsNarrowerShuffle(SVOp, DAG);
       if (NewOp.getNode()) {
         MVT NewVT = NewOp.getValueType().getSimpleVT();
         if (isCommutedMOVLMask(cast<ShuffleVectorSDNode>(NewOp)->getMask(),
@@ -6708,7 +6709,7 @@ X86TargetLowering::NormalizeVectorShuffle(SDValue Op, SelectionDAG &DAG) const {
                               DAG, Subtarget, dl);
       }
     } else if (ISD::isBuildVectorAllZeros(V1.getNode())) {
-      SDValue NewOp = RewriteAsNarrowerShuffle(SVOp, DAG, dl);
+      SDValue NewOp = RewriteAsNarrowerShuffle(SVOp, DAG);
       if (NewOp.getNode()) {
         MVT NewVT = NewOp.getValueType().getSimpleVT();
         if (isMOVLMask(cast<ShuffleVectorSDNode>(NewOp)->getMask(), NewVT))