#define LLVM_MC_MCOBJECTDISASSEMBLER_H
#include "llvm/ADT/ArrayRef.h"
+#include "llvm/ADT/OwningPtr.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/DataTypes.h"
+#include "llvm/Support/MemoryObject.h"
+#include <vector>
namespace llvm {
MCModule *buildEmptyModule();
+ typedef std::vector<uint64_t> AddressSetTy;
+ /// \name Create a new MCFunction.
+ MCFunction *createFunction(MCModule *Module, uint64_t BeginAddr,
+ AddressSetTy &CallTargets,
+ AddressSetTy &TailCallTargets);
+
+ /// \brief Set the region on which to fallback if disassembly was requested
+ /// somewhere not accessible in the object file.
+ /// This is used for dynamic disassembly (see RawMemoryObject).
+ void setFallbackRegion(OwningPtr<MemoryObject> &Region) {
+ FallbackRegion.reset(Region.take());
+ }
+
/// \brief Set the symbolizer to use to get information on external functions.
/// Note that this isn't used to do instruction-level symbolization (that is,
/// plugged into MCDisassembler), but to symbolize function call targets.
const MCInstrAnalysis &MIA;
MCObjectSymbolizer *MOS;
+ /// \brief The fallback memory region, outside the object file.
+ OwningPtr<MemoryObject> FallbackRegion;
+
+ /// \brief Return a memory region suitable for reading starting at \p Addr.
+ /// In most cases, this returns a StringRefMemoryObject backed by the
+ /// containing section. When no section was found, this returns the
+ /// FallbackRegion, if it is suitable.
+ /// If it is not, or if there is no fallback region, this returns 0.
+ MemoryObject *getRegionFor(uint64_t Addr);
+
private:
/// \brief Fill \p Module by creating an atom for each section.
/// This could be made much smarter, using information like symbols, but also
/// When the CFG is built, contiguous instructions that were previously in a
/// single MCTextAtom will be split in multiple basic block atoms.
void buildCFG(MCModule *Module);
+
+ MCBasicBlock *getBBAt(MCModule *Module, MCFunction *MCFN, uint64_t BeginAddr,
+ AddressSetTy &CallTargets,
+ AddressSetTy &TailCallTargets);
};
class MCMachOObjectDisassembler : public MCObjectDisassembler {