[llvm] Conditionally include target intrinsics, based on --enable-target

utils/TableGen/TableGen.cpp

Index: utils/TableGen/TableGen.cpp
===================================================================
--- utils/TableGen/TableGen.cpp	(revision 138929)
+++ utils/TableGen/TableGen.cpp	(working copy)
@@ -187,6 +187,10 @@
   IncludeDirs("I", cl::desc("Directory of include files"),
               cl::value_desc("directory"), cl::Prefix);
 
+  cl::list<std::string>
+  PreProcDefines("D", cl::desc("Tablegen preprocessor defines to include"),
+                 cl::value_desc("symbol"), cl::Prefix);
+
   cl::opt<std::string>
   ClangComponent("clang-component",
                  cl::desc("Only use warnings from specified component"),
@@ -219,7 +223,7 @@
     // it later.
     SrcMgr.setIncludeDirs(IncludeDirs);
 
-    TGParser Parser(SrcMgr, Records);
+    TGParser Parser(SrcMgr, Records, PreProcDefines);
 
     if (Parser.ParseFile())
       return 1;