[cfe-commits] r90360 - in /cfe/trunk/lib/CodeGen: Mangle.cpp Mangle.h
Eli Friedman
eli.friedman at gmail.com
Wed Dec 2 16:03:05 PST 2009
Author: efriedma
Date: Wed Dec 2 18:03:05 2009
New Revision: 90360
URL: http://llvm.org/viewvc/llvm-project?rev=90360&view=rev
Log:
Work-in-progress: teach mangler how to mangle thunks for destructors.
Modified:
cfe/trunk/lib/CodeGen/Mangle.cpp
cfe/trunk/lib/CodeGen/Mangle.h
Modified: cfe/trunk/lib/CodeGen/Mangle.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/Mangle.cpp?rev=90360&r1=90359&r2=90360&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/Mangle.cpp (original)
+++ cfe/trunk/lib/CodeGen/Mangle.cpp Wed Dec 2 18:03:05 2009
@@ -1376,7 +1376,6 @@
void MangleContext::mangleThunk(const FunctionDecl *FD,
const ThunkAdjustment &ThisAdjustment,
llvm::SmallVectorImpl<char> &Res) {
- // FIXME: Hum, we might have to thunk these, fix.
assert(!isa<CXXDestructorDecl>(FD) &&
"Use mangleCXXDtor for destructor decls!");
@@ -1388,15 +1387,26 @@
Mangler.mangleFunctionEncoding(FD);
}
+void MangleContext::mangleCXXDtorThunk(const CXXDestructorDecl *D,
+ CXXDtorType Type,
+ const ThunkAdjustment &ThisAdjustment,
+ llvm::SmallVectorImpl<char> &Res) {
+ // <special-name> ::= T <call-offset> <base encoding>
+ // # base is the nominal target function of thunk
+ CXXNameMangler Mangler(*this, Res, D, Type);
+ Mangler.getStream() << "_ZT";
+ Mangler.mangleCallOffset(ThisAdjustment);
+ Mangler.mangleFunctionEncoding(D);
+}
+
/// \brief Mangles the a covariant thunk for the declaration D and emits that
/// name to the given output stream.
void
MangleContext::mangleCovariantThunk(const FunctionDecl *FD,
const CovariantThunkAdjustment& Adjustment,
llvm::SmallVectorImpl<char> &Res) {
- // FIXME: Hum, we might have to thunk these, fix.
assert(!isa<CXXDestructorDecl>(FD) &&
- "Use mangleCXXDtor for destructor decls!");
+ "No such thing as a covariant thunk for a destructor!");
// <special-name> ::= Tc <call-offset> <call-offset> <base encoding>
// # base is the nominal target function of thunk
Modified: cfe/trunk/lib/CodeGen/Mangle.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/Mangle.h?rev=90360&r1=90359&r2=90360&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/Mangle.h (original)
+++ cfe/trunk/lib/CodeGen/Mangle.h Wed Dec 2 18:03:05 2009
@@ -67,6 +67,9 @@
void mangleThunk(const FunctionDecl *FD,
const ThunkAdjustment &ThisAdjustment,
llvm::SmallVectorImpl<char> &);
+ void mangleCXXDtorThunk(const CXXDestructorDecl *D, CXXDtorType Type,
+ const ThunkAdjustment &ThisAdjustment,
+ llvm::SmallVectorImpl<char> &);
void mangleCovariantThunk(const FunctionDecl *FD,
const CovariantThunkAdjustment& Adjustment,
llvm::SmallVectorImpl<char> &);
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