1 //===-- llvm/IR/Mangler.h - Self-contained name mangler ---------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // Unified name mangler for various backends.
12 //===----------------------------------------------------------------------===//
14 #ifndef LLVM_IR_MANGLER_H
15 #define LLVM_IR_MANGLER_H
17 #include "llvm/ADT/DenseMap.h"
18 #include "llvm/IR/GlobalValue.h"
23 template <typename T> class SmallVectorImpl;
28 /// We need to give global values the same name every time they are mangled.
29 /// This keeps track of the number we give to anonymous ones.
30 mutable DenseMap<const GlobalValue*, unsigned> AnonGlobalIDs;
33 /// Print the appropriate prefix and the specified global variable's name.
34 /// If the global variable doesn't have a name, this fills in a unique name
36 void getNameWithPrefix(raw_ostream &OS, const GlobalValue *GV,
37 bool CannotUsePrivateLabel) const;
38 void getNameWithPrefix(SmallVectorImpl<char> &OutName, const GlobalValue *GV,
39 bool CannotUsePrivateLabel) const;
41 /// Print the appropriate prefix and the specified name as the global variable
42 /// name. GVName must not be empty.
43 static void getNameWithPrefix(raw_ostream &OS, const Twine &GVName,
44 const DataLayout &DL);
45 static void getNameWithPrefix(SmallVectorImpl<char> &OutName,
46 const Twine &GVName, const DataLayout &DL);
49 } // End llvm namespace