1//===- THMToTHMStub.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 10#ifndef MCLD_ARM_THMToTHMStub_H 11#define MCLD_ARM_THMToTHMStub_H 12#ifdef ENABLE_UNITTEST 13#include <gtest.h> 14#endif 15 16#include <llvm/Support/DataTypes.h> 17#include <mcld/Fragment/Stub.h> 18#include <string> 19#include <vector> 20 21namespace mcld 22{ 23 24class Relocation; 25class ResolveInfo; 26 27/** \class THMToTHMStub 28 * \brief ARM stub for long call from ARM source to ARM target 29 * 30 */ 31class THMToTHMStub : public Stub 32{ 33public: 34 THMToTHMStub(bool pIsOutputPIC); 35 36 ~THMToTHMStub(); 37 38 // isMyDuty 39 bool isMyDuty(const class Relocation& pReloc, 40 uint64_t pSource, 41 uint64_t pTargetSymValue) const; 42 43 // observers 44 const std::string& name() const; 45 46 const uint8_t* getContent() const; 47 48 size_t size() const; 49 50 size_t alignment() const; 51 52 // for T bit of this stub 53 uint64_t initSymValue() const; 54 55private: 56 THMToTHMStub(const THMToTHMStub&); 57 58 THMToTHMStub& operator=(const THMToTHMStub&); 59 60 /// for doClone 61 THMToTHMStub(const uint32_t* pData, 62 size_t pSize, 63 const_fixup_iterator pBegin, 64 const_fixup_iterator pEnd); 65 66 /// doClone 67 Stub* doClone(); 68 69private: 70 std::string m_Name; 71 static const uint32_t PIC_TEMPLATE[]; 72 static const uint32_t TEMPLATE[]; 73 const uint32_t* m_pData; 74 size_t m_Size; 75}; 76 77} // namespace of mcld 78 79#endif 80