1 files changed, 7 insertions, 1 deletions
diff --git a/utils/TableGen/TableGen.cpp b/utils/TableGen/TableGen.cpp
index 8250b8c0f1..06be55bde7 100644
--- a/utils/TableGen/TableGen.cpp
+++ b/utils/TableGen/TableGen.cpp
@@ -40,7 +40,8 @@ enum ActionType {
   GenTgtIntrinsic,
   GenEDInfo,
   PrintEnums,
-  PrintSets
+  PrintSets,
+  GenOptParserDefs
 };
 
 namespace {
@@ -82,6 +83,8 @@ namespace {
                                "Print enum values for a class"),
                     clEnumValN(PrintSets, "print-sets",
                                "Print expanded sets for testing DAG exprs"),
+                    clEnumValN(GenOptParserDefs, "gen-opt-parser-defs",
+                               "Generate option definitions"),
                     clEnumValEnd));
 
   cl::opt<std::string>
@@ -138,6 +141,9 @@ bool LLVMTableGenMain(raw_ostream &OS, RecordKeeper &Records) {
   case GenEDInfo:
     EmitEnhancedDisassemblerInfo(Records, OS);
     break;
+  case GenOptParserDefs:
+    EmitOptParser(Records, OS);
+    break;
   case PrintEnums:
   {
     std::vector<Record*> Recs = Records.getAllDerivedDefinitions(Class);