Add some API code for future work.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@101052 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 28 insertions, 0 deletions

diff --git a/lib/CodeGen/CGObjCMac.cpp b/lib/CodeGen/CGObjCMac.cpp
index be17e59d97..4713ac7ca2 100644
--- a/lib/CodeGen/CGObjCMac.cpp
+++ b/lib/CodeGen/CGObjCMac.cpp
@@ -329,6 +329,24 @@ public:
     return CGM.CreateRuntimeFunction(FTy, "objc_setProperty");
   }
 
+  
+  llvm::Constant *getCopyStructFn() {
+    CodeGen::CodeGenTypes &Types = CGM.getTypes();
+    ASTContext &Ctx = CGM.getContext();
+    // void objc_copyStruct (void *, const void *, size_t, bool, bool)
+    llvm::SmallVector<CanQualType,5> Params;
+    Params.push_back(Ctx.VoidPtrTy);
+    Params.push_back(Ctx.VoidPtrTy);
+    Params.push_back(Ctx.LongTy);
+    Params.push_back(Ctx.BoolTy);
+    Params.push_back(Ctx.BoolTy);
+    const llvm::FunctionType *FTy =
+      Types.GetFunctionType(Types.getFunctionInfo(Ctx.VoidTy, Params,
+                                                  FunctionType::ExtInfo()),
+                            false);
+    return CGM.CreateRuntimeFunction(FTy, "objc_copyStruct");
+  }
+  
   llvm::Constant *getEnumerationMutationFn() {
     CodeGen::CodeGenTypes &Types = CGM.getTypes();
     ASTContext &Ctx = CGM.getContext();
@@ -1134,6 +1152,7 @@ public:
 
   virtual llvm::Constant *GetPropertyGetFunction();
   virtual llvm::Constant *GetPropertySetFunction();
+  virtual llvm::Constant *GetCopyStructFunction();
   virtual llvm::Constant *EnumerationMutationFunction();
 
   virtual void EmitTryOrSynchronizedStmt(CodeGen::CodeGenFunction &CGF,
@@ -1366,6 +1385,11 @@ public:
   virtual llvm::Constant *GetPropertySetFunction() {
     return ObjCTypes.getSetPropertyFn();
   }
+  
+  virtual llvm::Constant *GetCopyStructFunction() {
+    return ObjCTypes.getCopyStructFn();
+  }
+  
   virtual llvm::Constant *EnumerationMutationFunction() {
     return ObjCTypes.getEnumerationMutationFn();
   }
@@ -2430,6 +2454,10 @@ llvm::Constant *CGObjCMac::GetPropertySetFunction() {
   return ObjCTypes.getSetPropertyFn();
 }
 
+llvm::Constant *CGObjCMac::GetCopyStructFunction() {
+  return ObjCTypes.getCopyStructFn();
+}
+
 llvm::Constant *CGObjCMac::EnumerationMutationFunction() {
   return ObjCTypes.getEnumerationMutationFn();
 }