[TargetLowering] Use APInt::isSubsetOf to simplify an expression. NFC

Author: topperc

llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp

@@ -5145,7 +5145,7 @@ SDValue TargetLowering::SimplifySetCC(EVT VT, SDValue N0, SDValue N1,
           N0.getOpcode() == ISD::AND && N0.hasOneUse()) {
         if (auto *AndRHS = dyn_cast<ConstantSDNode>(N0.getOperand(1))) {
           const APInt &AndRHSC = AndRHS->getAPIntValue();
-          if (AndRHSC.isNegatedPowerOf2() && (AndRHSC & C1) == C1) {
+          if (AndRHSC.isNegatedPowerOf2() && C1.isSubsetOf(AndRHSC)) {
             unsigned ShiftBits = AndRHSC.countr_zero();
             if (!TLI.shouldAvoidTransformToShift(ShValTy, ShiftBits)) {
               SDValue Shift = DAG.getNode(