[AIX][FE] Support constructor/destructor attribute

Support attribute((constructor)) and attribute((destructor)) on AIX

Differential Revision: https://reviews.llvm.org/D90892

1 files changed, 7 insertions, 1 deletions

diff --git a/clang/lib/CodeGen/CodeGenModule.h b/clang/lib/CodeGen/CodeGenModule.h
index 8996805..7d812b6 100644
--- a/clang/lib/CodeGen/CodeGenModule.h
+++ b/clang/lib/CodeGen/CodeGenModule.h
@@ -1478,7 +1478,8 @@ private:
   // FIXME: Hardcoding priority here is gross.
   void AddGlobalCtor(llvm::Function *Ctor, int Priority = 65535,
                      llvm::Constant *AssociatedData = nullptr);
-  void AddGlobalDtor(llvm::Function *Dtor, int Priority = 65535);
+  void AddGlobalDtor(llvm::Function *Dtor, int Priority = 65535,
+                     bool IsDtorAttrFunc = false);
 
   /// EmitCtorList - Generates a global array of functions and priorities using
   /// the given list and name. This array will have appending linkage and is
@@ -1508,6 +1509,11 @@ private:
   /// __cxa_atexit, if it is available, or atexit otherwise.
   void registerGlobalDtorsWithAtExit();
 
+  // When using sinit and sterm functions, unregister
+  // __attribute__((destructor)) annotated functions which were previously
+  // registered by the atexit subroutine using unatexit.
+  void unregisterGlobalDtorsWithUnAtExit();
+
   void emitMultiVersionFunctions();
 
   /// Emit any vtables which we deferred and still have a use for.