consistency with other cases, no functionality change


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23524 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PowerPC/PPCISelPattern.cpp b/lib/Target/PowerPC/PPCISelPattern.cpp
index 8cbbabf..9be7984 100644
--- a/lib/Target/PowerPC/PPCISelPattern.cpp
+++ b/lib/Target/PowerPC/PPCISelPattern.cpp
@@ -1058,6 +1058,8 @@
     DestType = N.getValue(0).getValueType();
     if (Result == 1)
       Result = ExprMap[N.getValue(0)] = MakeReg(DestType);
+    else 
+      ExprMap[N.getValue(1)] = 1;
     Tmp1 = dyn_cast<RegisterSDNode>(Node->getOperand(1))->getReg();
     if (MVT::isInteger(DestType))
       BuildMI(BB, PPC::OR, 2, Result).addReg(Tmp1).addReg(Tmp1);