[opaque pointer types] Pass through function types for TLS

initialization and global destructor calls.

Differential Revision: https://reviews.llvm.org/D57801

llvm-svn: 353355

1 files changed, 18 insertions, 4 deletions

diff --git a/clang/lib/CodeGen/CodeGenModule.h b/clang/lib/CodeGen/CodeGenModule.h
index 78858e2ee98..4139a0e0313 100644
--- a/clang/lib/CodeGen/CodeGenModule.h
+++ b/clang/lib/CodeGen/CodeGenModule.h
@@ -451,7 +451,9 @@ private:
   SmallVector<GlobalInitData, 8> PrioritizedCXXGlobalInits;
 
   /// Global destructor functions and arguments that need to run on termination.
-  std::vector<std::pair<llvm::WeakTrackingVH, llvm::Constant *>> CXXGlobalDtors;
+  std::vector<
+      std::tuple<llvm::FunctionType *, llvm::WeakTrackingVH, llvm::Constant *>>
+      CXXGlobalDtors;
 
   /// The complete set of modules that has been imported.
   llvm::SetVector<clang::Module *> ImportedModules;
@@ -958,7 +960,18 @@ public:
                        const CGFunctionInfo *FnInfo = nullptr,
                        llvm::FunctionType *FnType = nullptr,
                        bool DontDefer = false,
-                       ForDefinition_t IsForDefinition = NotForDefinition);
+                       ForDefinition_t IsForDefinition = NotForDefinition) {
+    return cast<llvm::Constant>(getAddrAndTypeOfCXXStructor(MD, Type, FnInfo,
+                                                            FnType, DontDefer,
+                                                            IsForDefinition)
+                                    .getCallee());
+  }
+
+  llvm::FunctionCallee getAddrAndTypeOfCXXStructor(
+      const CXXMethodDecl *MD, StructorType Type,
+      const CGFunctionInfo *FnInfo = nullptr,
+      llvm::FunctionType *FnType = nullptr, bool DontDefer = false,
+      ForDefinition_t IsForDefinition = NotForDefinition);
 
   /// Given a builtin id for a function like "__builtin_fabsf", return a
   /// Function* for "fabsf".
@@ -998,8 +1011,9 @@ public:
   void addCompilerUsedGlobal(llvm::GlobalValue *GV);
 
   /// Add a destructor and object to add to the C++ global destructor function.
-  void AddCXXDtorEntry(llvm::Constant *DtorFn, llvm::Constant *Object) {
-    CXXGlobalDtors.emplace_back(DtorFn, Object);
+  void AddCXXDtorEntry(llvm::FunctionCallee DtorFn, llvm::Constant *Object) {
+    CXXGlobalDtors.emplace_back(DtorFn.getFunctionType(), DtorFn.getCallee(),
+                                Object);
   }
 
   /// Create or return a runtime function declaration with the specified type