Update ARMISelLowering.cpp

Author: AZero13

llvm/lib/Target/ARM/ARMISelLowering.cpp

@@ -20133,7 +20133,7 @@ bool ARMTargetLowering::targetShrinkDemandedConstant(
   assert(VT == MVT::i32 && "Unexpected integer type");
 
   // Exit early if we demand all bits.
-  if (DemandedBits.isAllOnesValue())
+  if (DemandedBits.popcount() == 32)
     return false;
 
   // Only optimize AND for now.