llvm-project/llvm/lib/ExecutionEngine/RuntimeDyld/ObjectImage.h

60 lines
1.9 KiB
C++

//===---- ObjectImage.h - Format independent executuable object image -----===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file declares a file format independent ObjectImage class.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_RUNTIMEDYLD_OBJECT_IMAGE_H
#define LLVM_RUNTIMEDYLD_OBJECT_IMAGE_H
#include "llvm/Object/ObjectFile.h"
namespace llvm {
class ObjectImage {
ObjectImage(); // = delete
ObjectImage(const ObjectImage &other); // = delete
protected:
object::ObjectFile *ObjFile;
public:
ObjectImage(object::ObjectFile *Obj) { ObjFile = Obj; }
virtual ~ObjectImage() {}
virtual object::symbol_iterator begin_symbols() const
{ return ObjFile->begin_symbols(); }
virtual object::symbol_iterator end_symbols() const
{ return ObjFile->end_symbols(); }
virtual object::section_iterator begin_sections() const
{ return ObjFile->begin_sections(); }
virtual object::section_iterator end_sections() const
{ return ObjFile->end_sections(); }
virtual /* Triple::ArchType */ unsigned getArch() const
{ return ObjFile->getArch(); }
// Subclasses can override these methods to update the image with loaded
// addresses for sections and common symbols
virtual void updateSectionAddress(const object::SectionRef &Sec,
uint64_t Addr) {}
virtual void updateSymbolAddress(const object::SymbolRef &Sym, uint64_t Addr)
{}
// Subclasses can override these methods to provide JIT debugging support
virtual void registerWithDebugger() {}
virtual void deregisterWithDebugger() {}
};
} // end namespace llvm
#endif // LLVM_RUNTIMEDYLD_OBJECT_IMAGE_H