[DAG] expandAVG - consistently use getShiftAmountConstant for constant shift amounts. NFC

Author: RKSimon

llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp

@@ -9557,13 +9557,13 @@ SDValue TargetLowering::expandAVG(SDNode *N, SelectionDAG &DAG) const {
     SDValue Overflow = UAddWithOverflow.getValue(1);
 
     // Right shift the sum by 1
-    SDValue One = DAG.getShiftAmountConstant(1, VT, dl);
-    SDValue LShrVal = DAG.getNode(ISD::SRL, dl, VT, Sum, One);
+    SDValue LShrVal = DAG.getNode(ISD::SRL, dl, VT, Sum,
+                                  DAG.getShiftAmountConstant(1, VT, dl));
 
     SDValue ZeroExtOverflow = DAG.getNode(ISD::ANY_EXTEND, dl, VT, Overflow);
-    SDValue OverflowShl =
-        DAG.getNode(ISD::SHL, dl, VT, ZeroExtOverflow,
-                    DAG.getConstant(VT.getScalarSizeInBits() - 1, dl, VT));
+    SDValue OverflowShl = DAG.getNode(
+        ISD::SHL, dl, VT, ZeroExtOverflow,
+        DAG.getShiftAmountConstant(VT.getScalarSizeInBits() - 1, VT, dl));
 
     return DAG.getNode(ISD::OR, dl, VT, LShrVal, OverflowShl);
   }