Trim CGObjCRuntime::GenerateMessageSend[Super]

 - Returns an RValue.
 - Reduced to only taking the CodeGenFunction, Expr, and Receiver.
 - Becomes responsible for emitting the arguments.

Add CodeGenFunction::EmitCallExprExt
 - Takes optional extra arguments to insert at the head of the call.
 - This allows the Obj-C runtimes to call into this and isolates the
   argument and call instruction generation code to one place. Upshot
   is that we now pass structures (more) correctly.

Also, fix one aspect of generating methods which take structure
arguments (for NeXT). This probably needs to be merged with the
SetFunctionAttributes code in CodeGenModule.cpp


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@55223 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 10 insertions, 3 deletions

diff --git a/lib/CodeGen/CodeGenFunction.h b/lib/CodeGen/CodeGenFunction.h
index f13cba2a44..37b242e29e 100644
--- a/lib/CodeGen/CodeGenFunction.h
+++ b/lib/CodeGen/CodeGenFunction.h
@@ -24,13 +24,13 @@
 #include <vector>
 #include <map>
 
+#include "CGValue.h"
+
 namespace llvm {
   class BasicBlock;
   class Module;
 }
 
-#include "CGValue.h"
-
 namespace clang {
   class ASTContext;
   class Decl;
@@ -286,6 +286,13 @@ public:
                       CallExpr::const_arg_iterator ArgBeg,
                       CallExpr::const_arg_iterator ArgEnd);
   
+  RValue EmitCallExprExt(llvm::Value *Callee, 
+                         QualType ResultType,
+                         CallExpr::const_arg_iterator ArgBeg,
+                         CallExpr::const_arg_iterator ArgEnd,
+                         llvm::Value **ExtraArgs,
+                         unsigned NumExtraArgs);
+  
   RValue EmitBuiltinExpr(unsigned BuiltinID, const CallExpr *E);
 
   llvm::Value *EmitX86BuiltinExpr(unsigned BuiltinID, const CallExpr *E);
@@ -298,7 +305,7 @@ public:
   llvm::Value *EmitObjCProtocolExpr(const ObjCProtocolExpr *E);
   llvm::Value *EmitObjCStringLiteral(const ObjCStringLiteral *E);
   llvm::Value *EmitObjCSelectorExpr(const ObjCSelectorExpr *E);
-  llvm::Value *EmitObjCMessageExpr(const ObjCMessageExpr *E);
+  RValue EmitObjCMessageExpr(const ObjCMessageExpr *E);
 
 
   //===--------------------------------------------------------------------===//