Rename "ADDO" to "SADDO" and "UADDO". The "UADDO" isn't equivalent to "ADDC"
because the boolean it returns to indicate an overflow may not be treated like
as a flag. It could be stored to memory, for instance.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59780 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 189985f..d22a65d 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -5151,7 +5151,8 @@
   case ISD::CARRY_FALSE:         return "carry_false";
   case ISD::ADDC:        return "addc";
   case ISD::ADDE:        return "adde";
-  case ISD::ADDO:        return "addo";
+  case ISD::SADDO:       return "saddo";
+  case ISD::UADDO:       return "uaddo";
   case ISD::SUBC:        return "subc";
   case ISD::SUBE:        return "sube";
   case ISD::SHL_PARTS:   return "shl_parts";