Use Parse Mode

Augment the value parser to respect the parse mode and not error if an
ID doesn't map to an object and we are in name parsing mode.

llvm-svn: 142520

1 files changed, 9 insertions, 2 deletions

diff --git a/llvm/lib/TableGen/TGParser.cpp b/llvm/lib/TableGen/TGParser.cpp
index d864b4f..fdf88d86 100644
--- a/llvm/lib/TableGen/TGParser.cpp
+++ b/llvm/lib/TableGen/TGParser.cpp
@@ -677,11 +677,18 @@ Init *TGParser::ParseIDValue(Record *CurRec,
     }
   }
 
+  if (Mode == ParseNameMode)
+    return StringInit::get(Name);
+
   if (Record *D = Records.getDef(Name))
     return DefInit::get(D);
 
-  Error(NameLoc, "Variable not defined: '" + Name + "'");
-  return 0;
+  if (Mode == ParseValueMode) {
+    Error(NameLoc, "Variable not defined: '" + Name + "'");
+    return 0;
+  }
+  
+  return StringInit::get(Name);
 }
 
 /// ParseOperation - Parse an operator.  This returns null on error.