Implement CodeGen for C++11 thread_local, following the Itanium ABI specification as discussed on cxx-abi-dev.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@179858 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CodeGenModule.h b/lib/CodeGen/CodeGenModule.h
index 1a803f3..0f4fe8a 100644
--- a/lib/CodeGen/CodeGenModule.h
+++ b/lib/CodeGen/CodeGenModule.h
@@ -317,6 +317,14 @@
llvm::GlobalValue *> StaticExternCMap;
StaticExternCMap StaticExternCValues;
+ /// \brief thread_local variables defined or used in this TU.
+ std::vector<std::pair<const VarDecl *, llvm::GlobalVariable *> >
+ CXXThreadLocals;
+
+ /// \brief thread_local variables with initializers that need to run
+ /// before any thread_local variable in this TU is odr-used.
+ std::vector<llvm::Constant*> CXXThreadLocalInits;
+
/// CXXGlobalInits - Global variables with initializers that need to run
/// before main.
std::vector<llvm::Constant*> CXXGlobalInits;
@@ -1026,6 +1034,9 @@
/// a C++ destructor Decl.
void EmitCXXDestructor(const CXXDestructorDecl *D, CXXDtorType Type);
+ /// \brief Emit the function that initializes C++ thread_local variables.
+ void EmitCXXThreadLocalInitFunc();
+
/// EmitCXXGlobalInitFunc - Emit the function that initializes C++ globals.
void EmitCXXGlobalInitFunc();