"Support for Objective-C message sends which return structures. Also includes a small fix for constant string handling that should have been in the last patch (sorry!) and a hook for generating selectors (rest of this implementation to follow in the next patch)."

Patch by David Chisnall!



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@52681 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 12 insertions, 0 deletions

diff --git a/lib/CodeGen/CGExprAgg.cpp b/lib/CodeGen/CGExprAgg.cpp
index 748ddde7b7..b9e850a473 100644
--- a/lib/CodeGen/CGExprAgg.cpp
+++ b/lib/CodeGen/CGExprAgg.cpp
@@ -86,6 +86,8 @@ public:
   void VisitOverloadExpr(const OverloadExpr *E);
   void VisitBinComma(const BinaryOperator *E);
 
+  void VisitObjCMessageExpr(ObjCMessageExpr *E);
+
   
   void VisitConditionalOperator(const ConditionalOperator *CO);
   void VisitInitListExpr(InitListExpr *E);
@@ -202,6 +204,16 @@ void AggExprEmitter::VisitCallExpr(const CallExpr *E)
   
   EmitAggregateCopy(DestPtr, RV.getAggregateAddr(), E->getType());
 }
+void AggExprEmitter::VisitObjCMessageExpr(ObjCMessageExpr *E) 
+{
+  RValue RV = RValue::getAggregate(CGF.EmitObjCMessageExpr(E));
+
+  // If the result is ignored, don't copy from the value.
+  if (DestPtr == 0)
+    return;
+  
+  EmitAggregateCopy(DestPtr, RV.getAggregateAddr(), E->getType());
+}
 
 void AggExprEmitter::VisitOverloadExpr(const OverloadExpr *E)
 {