1//===- SectionData.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_LD_SECTIONDATA_H_ 10#define MCLD_LD_SECTIONDATA_H_ 11 12#include "mcld/Config/Config.h" 13#include "mcld/Fragment/Fragment.h" 14#include "mcld/Support/Allocators.h" 15#include "mcld/Support/Compiler.h" 16 17#include <llvm/ADT/ilist.h> 18#include <llvm/ADT/ilist_node.h> 19#include <llvm/Support/DataTypes.h> 20 21namespace mcld { 22 23class LDSection; 24 25/** \class SectionData 26 * \brief SectionData provides a container for all Fragments. 27 */ 28class SectionData { 29 private: 30 friend class Chunk<SectionData, MCLD_SECTIONS_PER_INPUT>; 31 32 SectionData(); 33 explicit SectionData(LDSection& pSection); 34 35 public: 36 typedef llvm::iplist<Fragment> FragmentListType; 37 38 typedef FragmentListType::reference reference; 39 typedef FragmentListType::const_reference const_reference; 40 41 typedef FragmentListType::iterator iterator; 42 typedef FragmentListType::const_iterator const_iterator; 43 44 typedef FragmentListType::reverse_iterator reverse_iterator; 45 typedef FragmentListType::const_reverse_iterator const_reverse_iterator; 46 47 public: 48 static SectionData* Create(LDSection& pSection); 49 50 static void Destroy(SectionData*& pSection); 51 52 static void Clear(); 53 54 const LDSection& getSection() const { return *m_pSection; } 55 LDSection& getSection() { return *m_pSection; } 56 57 const FragmentListType& getFragmentList() const { return m_Fragments; } 58 FragmentListType& getFragmentList() { return m_Fragments; } 59 60 size_t size() const { return m_Fragments.size(); } 61 62 bool empty() const { return m_Fragments.empty(); } 63 64 static FragmentListType SectionData::*getSublistAccess(Fragment *) { 65 return &SectionData::m_Fragments; 66 } 67 68 reference front() { return m_Fragments.front(); } 69 const_reference front() const { return m_Fragments.front(); } 70 reference back() { return m_Fragments.back(); } 71 const_reference back() const { return m_Fragments.back(); } 72 73 const_iterator begin() const { return m_Fragments.begin(); } 74 iterator begin() { return m_Fragments.begin(); } 75 const_iterator end() const { return m_Fragments.end(); } 76 iterator end() { return m_Fragments.end(); } 77 const_reverse_iterator rbegin() const { return m_Fragments.rbegin(); } 78 reverse_iterator rbegin() { return m_Fragments.rbegin(); } 79 const_reverse_iterator rend() const { return m_Fragments.rend(); } 80 reverse_iterator rend() { return m_Fragments.rend(); } 81 82 private: 83 FragmentListType m_Fragments; 84 LDSection* m_pSection; 85 86 private: 87 DISALLOW_COPY_AND_ASSIGN(SectionData); 88}; 89 90} // namespace mcld 91 92#endif // MCLD_LD_SECTIONDATA_H_ 93