Add code for emitting C++ destructors. Not used yet.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@72591 91177308-0d34-0410-b5e6-96231b3b80d8

3 files changed, 14 insertions, 0 deletions

diff --git a/lib/CodeGen/CGCXX.cpp b/lib/CodeGen/CGCXX.cpp
index 94d69d846c..6ab59e11b6 100644
--- a/lib/CodeGen/CGCXX.cpp
+++ b/lib/CodeGen/CGCXX.cpp
@@ -166,6 +166,14 @@ CodeGenFunction::EmitCXXConstructorCall(const CXXConstructorDecl *D,
   EmitCXXMemberCall(D, Callee, This, ArgBeg, ArgEnd);
 }
 
+void CodeGenFunction::EmitCXXDestructorCall(const CXXDestructorDecl *D, 
+                                            CXXDtorType Type,
+                                            llvm::Value *This) {
+  llvm::Value *Callee = CGM.GetAddrOfCXXDestructor(D, Type);
+  
+  EmitCXXMemberCall(D, Callee, This, 0, 0);
+}
+
 void 
 CodeGenFunction::EmitCXXConstructExpr(llvm::Value *Dest, 
                                       const CXXConstructExpr *E) {
diff --git a/lib/CodeGen/CodeGenFunction.h b/lib/CodeGen/CodeGenFunction.h
index 7c54a4da04..d7d6c729ad 100644
--- a/lib/CodeGen/CodeGenFunction.h
+++ b/lib/CodeGen/CodeGenFunction.h
@@ -37,6 +37,7 @@ namespace llvm {
 
 namespace clang {
   class ASTContext;
+  class CXXDestructorDecl;
   class Decl;
   class EnumConstantDecl;
   class FunctionDecl;
@@ -476,6 +477,9 @@ public:
                               CallExpr::const_arg_iterator ArgBeg,
                               CallExpr::const_arg_iterator ArgEnd);
 
+  void EmitCXXDestructorCall(const CXXDestructorDecl *D, CXXDtorType Type,
+                             llvm::Value *This);
+  
   //===--------------------------------------------------------------------===//
   //                            Declaration Emission
   //===--------------------------------------------------------------------===//
diff --git a/lib/CodeGen/CodeGenModule.cpp b/lib/CodeGen/CodeGenModule.cpp
index 04693fd502..b69301ed58 100644
--- a/lib/CodeGen/CodeGenModule.cpp
+++ b/lib/CodeGen/CodeGenModule.cpp
@@ -576,6 +576,8 @@ void CodeGenModule::EmitGlobalDefinition(GlobalDecl GD) {
   
   if (const CXXConstructorDecl *CD = dyn_cast<CXXConstructorDecl>(D))
     EmitCXXConstructor(CD, GD.getCtorType());
+  else if (const CXXDestructorDecl *DD = dyn_cast<CXXDestructorDecl>(D))
+    EmitCXXDestructor(DD, GD.getDtorType());
   else if (isa<FunctionDecl>(D))
     EmitGlobalFunctionDefinition(GD);
   else if (const VarDecl *VD = dyn_cast<VarDecl>(D))