1 //===-- RuntimeDyldMachO.h - Run-time dynamic linker for MC-JIT ---*- C++ -*-=// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // MachO support for MC-JIT runtime dynamic linker. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #ifndef LLVM_RUNTIME_DYLD_MACHO_H 15 #define LLVM_RUNTIME_DYLD_MACHO_H 16 17 #include "RuntimeDyldImpl.h" 18 #include "llvm/ADT/IndexedMap.h" 19 #include "llvm/Object/MachOObject.h" 20 #include "llvm/Support/Format.h" 21 22 using namespace llvm; 23 using namespace llvm::object; 24 25 26 namespace llvm { 27 class RuntimeDyldMachO : public RuntimeDyldImpl { 28 protected: 29 bool resolveI386Relocation(uint8_t *LocalAddress, 30 uint64_t FinalAddress, 31 uint64_t Value, 32 bool isPCRel, 33 unsigned Type, 34 unsigned Size, 35 int64_t Addend); 36 bool resolveX86_64Relocation(uint8_t *LocalAddress, 37 uint64_t FinalAddress, 38 uint64_t Value, 39 bool isPCRel, 40 unsigned Type, 41 unsigned Size, 42 int64_t Addend); 43 bool resolveARMRelocation(uint8_t *LocalAddress, 44 uint64_t FinalAddress, 45 uint64_t Value, 46 bool isPCRel, 47 unsigned Type, 48 unsigned Size, 49 int64_t Addend); 50 51 virtual void processRelocationRef(const ObjRelocationInfo &Rel, 52 ObjectImage &Obj, 53 ObjSectionToIDMap &ObjSectionToID, 54 const SymbolTableMap &Symbols, 55 StubMap &Stubs); 56 57 public: 58 virtual void resolveRelocation(const SectionEntry &Section, 59 uint64_t Offset, 60 uint64_t Value, 61 uint32_t Type, 62 int64_t Addend); 63 RuntimeDyldMachO(RTDyldMemoryManager * mm)64 RuntimeDyldMachO(RTDyldMemoryManager *mm) : RuntimeDyldImpl(mm) {} 65 66 bool isCompatibleFormat(const ObjectBuffer *Buffer) const; 67 }; 68 69 } // end namespace llvm 70 71 #endif 72