1 files changed, 6 insertions, 2 deletions
diff --git a/utils/TableGen/TableGen.cpp b/utils/TableGen/TableGen.cpp
index 85a63ceaf6..67efdb46c8 100644
--- a/utils/TableGen/TableGen.cpp
+++ b/utils/TableGen/TableGen.cpp
@@ -64,10 +64,14 @@ namespace {
 
   cl::opt<std::string>
   InputFilename(cl::Positional, cl::desc("<input file>"), cl::init("-"));
+
+  cl::opt<std::string>
+  IncludeDir("I", cl::desc("Directory of include files"),
+                  cl::value_desc("directory"), cl::init(""));
 }
 
 
-void ParseFile(const std::string &Filename);
+void ParseFile(const std::string &Filename, const std::string & IncludeDir);
 
 RecordKeeper Records;
 
@@ -398,7 +402,7 @@ static void ParseMachineCode() {
 
 int main(int argc, char **argv) {
   cl::ParseCommandLineOptions(argc, argv);
-  ParseFile(InputFilename);
+  ParseFile(InputFilename, IncludeDir);
 
   std::ostream *Out = &std::cout;
   if (OutputFilename != "-") {