LinkerScript.h revision 87f34658dec9097d987d254a990ea7f311bfc95f 
1//===- LinkerScript.h -----------------------------------------------------===//
2//
3//                     The MCLinker Project
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9#ifndef MCLD_LINKERSCRIPT_H
10#define MCLD_LINKERSCRIPT_H
11#ifdef ENABLE_UNITTEST
12#include <gtest.h>
13#endif
14#include <string>
15#include <vector>
16#include <llvm/ADT/StringRef.h>
17#include <mcld/ADT/StringEntry.h>
18#include <mcld/ADT/StringHash.h>
19#include <mcld/ADT/HashTable.h>
20#include <mcld/Object/SectionMap.h>
21#include <mcld/MC/SearchDirs.h>
22#include <mcld/Script/Assignment.h>
23#include <mcld/Script/AssertCmd.h>
24
25namespace mcld {
26
27class LDSymbol;
28
29/** \class LinkerScript
30 *
31 */
32class LinkerScript
33{
34public:
35  typedef HashTable<StringEntry<llvm::StringRef>,
36                    hash::StringHash<hash::DJB>,
37                    StringEntryFactory<llvm::StringRef> > SymbolRenameMap;
38
39  typedef HashTable<StringEntry<uint64_t>,
40                    hash::StringHash<hash::DJB>,
41                    StringEntryFactory<uint64_t> > AddressMap;
42
43  typedef std::vector<std::pair<LDSymbol*, Assignment> > Assignments;
44
45  typedef std::vector<AssertCmd> Assertions;
46
47public:
48  LinkerScript();
49
50  ~LinkerScript();
51
52  const SymbolRenameMap& renameMap() const { return m_SymbolRenames; }
53  SymbolRenameMap&       renameMap()       { return m_SymbolRenames; }
54
55  const AddressMap& addressMap() const { return m_AddressMap; }
56  AddressMap&       addressMap()       { return m_AddressMap; }
57
58  const SectionMap& sectionMap() const { return m_SectionMap; }
59  SectionMap&       sectionMap()       { return m_SectionMap; }
60
61  const Assignments& assignments() const { return m_Assignments; }
62  Assignments&       assignments()       { return m_Assignments; }
63
64  const Assertions& assertions() const { return m_Assertions; }
65  Assertions&       assertions()       { return m_Assertions; }
66
67  /// search directory
68  const SearchDirs& directories() const { return m_SearchDirs; }
69  SearchDirs&       directories()       { return m_SearchDirs; }
70
71  /// sysroot
72  const sys::fs::Path& sysroot() const;
73
74  void setSysroot(const sys::fs::Path &pPath);
75
76  bool hasSysroot() const;
77
78  /// entry point
79  const std::string& entry() const;
80
81  void setEntry(const std::string& pEntry);
82
83  bool hasEntry() const;
84
85  /// output filename
86  const std::string& outputFile() const;
87
88  void setOutputFile(const std::string& pOutputFile);
89
90  bool hasOutputFile() const;
91
92private:
93  SymbolRenameMap m_SymbolRenames;
94  AddressMap m_AddressMap;
95  SectionMap m_SectionMap;
96  Assignments m_Assignments;
97  Assertions m_Assertions;
98  SearchDirs m_SearchDirs;
99  std::string m_Entry;
100  std::string m_OutputFile;
101};
102
103} // namespace of mcld
104
105#endif
106
107