lib/ExecutionEngine/RuntimeDyld/RuntimeDyldMachO.h

   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 "llvm/ADT/IndexedMap.h"
  18 #include "llvm/Object/MachOObject.h"
  19 #include "llvm/Support/Format.h"
  20 #include "RuntimeDyldImpl.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 resolveX86_64Relocation(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 resolveARMRelocation(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
  44   virtual void processRelocationRef(const ObjRelocationInfo &Rel,
  45                                     const ObjectFile &Obj,
  46                                     ObjSectionToIDMap &ObjSectionToID,
  47                                     LocalSymbolMap &Symbols, StubMap &Stubs);
  48
  49 public:
  50   virtual void resolveRelocation(uint8_t *LocalAddress,
  51                                  uint64_t FinalAddress,
  52                                  uint64_t Value,
  53                                  uint32_t Type,
  54                                  int64_t Addend);
  55
  56   RuntimeDyldMachO(RTDyldMemoryManager *mm) : RuntimeDyldImpl(mm) {}
  57
  58   bool isCompatibleFormat(const MemoryBuffer *InputBuffer) const;
  59 };
  60
  61 } // end namespace llvm
  62
  63 #endif