Add @selector(...) codegen support.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54665 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGExprScalar.cpp b/lib/CodeGen/CGExprScalar.cpp
index 2bd39c1..decf539 100644
--- a/lib/CodeGen/CGExprScalar.cpp
+++ b/lib/CodeGen/CGExprScalar.cpp
@@ -134,6 +134,7 @@
     return EmitLoadOfLValue(E);
   }
   Value *VisitObjCMessageExpr(ObjCMessageExpr *E);
+  Value *VisitObjCSelectorExpr(ObjCSelectorExpr *E);
   Value *VisitObjCIvarRefExpr(ObjCIvarRefExpr *E) { return EmitLoadOfLValue(E);}
   Value *VisitArraySubscriptExpr(ArraySubscriptExpr *E);
   Value *VisitShuffleVectorExpr(ShuffleVectorExpr *E);
@@ -501,6 +502,10 @@
                                       &Args[0], Args.size());
 }
 
+Value *ScalarExprEmitter::VisitObjCSelectorExpr(ObjCSelectorExpr *E) {
+  return Runtime->GetSelector(Builder, E->getSelector());
+}
+
 Value *ScalarExprEmitter::VisitArraySubscriptExpr(ArraySubscriptExpr *E) {
   // Emit subscript expressions in rvalue context's.  For most cases, this just
   // loads the lvalue formed by the subscript expr.  However, we have to be