#ifndef lldb_UnwindLLDB_h_
#define lldb_UnwindLLDB_h_
#include <vector>
#include "lldb/lldb-public.h"
#include "lldb/Symbol/FuncUnwinders.h"
#include "lldb/Symbol/UnwindPlan.h"
#include "lldb/Target/RegisterContext.h"
#include "lldb/Target/Unwind.h"
#include "RegisterContextLLDB.h"
namespace lldb_private {
class UnwindLLDB : public lldb_private::Unwind
{
public:
UnwindLLDB (lldb_private::Thread &thread);
virtual
~UnwindLLDB() { }
void
Clear()
{
m_frames.clear();
}
virtual uint32_t
GetFrameCount();
bool
GetFrameInfoAtIndex (uint32_t frame_idx,
lldb::addr_t& cfa,
lldb::addr_t& start_pc);
lldb::RegisterContextSP
CreateRegisterContextForFrame (lldb_private::StackFrame *frame);
private:
struct Cursor
{
lldb::addr_t start_pc; lldb::addr_t cfa; lldb_private::SymbolContext sctx; RegisterContextLLDB::SharedPtr reg_ctx;
Cursor () : start_pc (LLDB_INVALID_ADDRESS), cfa (LLDB_INVALID_ADDRESS), sctx(), reg_ctx() { }
private:
DISALLOW_COPY_AND_ASSIGN (Cursor);
};
typedef lldb::SharedPtr<Cursor>::Type CursorSP;
std::vector<CursorSP> m_frames;
bool AddOneMoreFrame (ABI *abi);
bool AddFirstFrame ();
DISALLOW_COPY_AND_ASSIGN (UnwindLLDB);
};
}
#endif // lldb_UnwindLLDB_h_