Update ARMISelLowering.cpp

Author: AZero13

llvm/lib/Target/ARM/ARMISelLowering.cpp

@@ -20232,19 +20232,8 @@ static bool optimizeLogicalImm(SDValue Op, unsigned Imm, const APInt &Demanded,
   // Create the new constant immediate node.
   EVT VT = Op.getValueType();
   SDLoc DL(Op);
-  SDValue New;
-
-  // If the new constant immediate is all-zeros or all-ones, let the target
-  // independent DAG combine optimize this node.
-  if (NewImm == 0 || NewImm == ~0U) {
-    New = TLO.DAG.getNode(Op.getOpcode(), DL, VT, Op.getOperand(0),
-                          TLO.DAG.getConstant(NewImm, DL, VT));
-    // Otherwise, create a machine node so that target independent DAG combine
-    // doesn't undo this optimization.
-  } else {
-    // Temporarily disable this optimization to avoid crashes
-    return false;
-  }
+  SDValue New = TLO.DAG.getNode(Op.getOpcode(), DL, VT, Op.getOperand(0),
+                                TLO.DAG.getConstant(NewImm, DL, VT));
 
   return TLO.CombineTo(Op, New);
 }