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/AST/ItaniumMangle.cpp b/lib/AST/ItaniumMangle.cpp
index 0edad3e..e82b017 100644
--- a/lib/AST/ItaniumMangle.cpp
+++ b/lib/AST/ItaniumMangle.cpp
@@ -141,6 +141,8 @@
raw_ostream &);
void mangleItaniumGuardVariable(const VarDecl *D, raw_ostream &);
+ void mangleItaniumThreadLocalInit(const VarDecl *D, raw_ostream &);
+ void mangleItaniumThreadLocalWrapper(const VarDecl *D, raw_ostream &);
void mangleInitDiscriminator() {
Discriminator = 0;
@@ -3531,6 +3533,22 @@
Mangler.mangleName(D);
}
+void ItaniumMangleContext::mangleItaniumThreadLocalInit(const VarDecl *D,
+ raw_ostream &Out) {
+ // <special-name> ::= TH <object name>
+ CXXNameMangler Mangler(*this, Out);
+ Mangler.getStream() << "_ZTH";
+ Mangler.mangleName(D);
+}
+
+void ItaniumMangleContext::mangleItaniumThreadLocalWrapper(const VarDecl *D,
+ raw_ostream &Out) {
+ // <special-name> ::= TW <object name>
+ CXXNameMangler Mangler(*this, Out);
+ Mangler.getStream() << "_ZTW";
+ Mangler.mangleName(D);
+}
+
void ItaniumMangleContext::mangleReferenceTemporary(const VarDecl *D,
raw_ostream &Out) {
// We match the GCC mangling here.