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//===-- LinuxThread.h -------------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef liblldb_LinuxThread_H_
#define liblldb_LinuxThread_H_
// C Includes
// C++ Includes
#include <memory>
// Other libraries and framework includes
#include "lldb/Target/Thread.h"
class ProcessMonitor;
class RegisterContextLinux;
//------------------------------------------------------------------------------
// @class LinuxThread
// @brief Abstraction of a linux process (thread).
class LinuxThread
: public lldb_private::Thread
{
public:
LinuxThread(lldb_private::Process &process, lldb::tid_t tid);
void
RefreshStateAfterStop();
bool
WillResume(lldb::StateType resume_state);
const char *
GetInfo();
virtual lldb::RegisterContextSP
GetRegisterContext();
virtual bool
SaveFrameZeroState(RegisterCheckpoint &checkpoint);
virtual bool
RestoreSaveFrameZero(const RegisterCheckpoint &checkpoint);
virtual lldb::RegisterContextSP
CreateRegisterContextForFrame (lldb_private::StackFrame *frame);
//--------------------------------------------------------------------------
// These methods form a specialized interface to linux threads.
//
bool Resume();
void BreakNotify();
void TraceNotify();
void ExitNotify();
private:
RegisterContextLinux *
GetRegisterContextLinux ()
{
if (!m_reg_context_sp)
GetRegisterContext();
return (RegisterContextLinux *)m_reg_context_sp.get();
}
std::auto_ptr<lldb_private::StackFrame> m_frame_ap;
lldb::BreakpointSiteSP m_breakpoint;
lldb::StopInfoSP m_stop_info;
// Cached process stop id. Used to ensure we do not recalculate stop
// information/state needlessly.
uint32_t m_stop_info_id;
enum Notification {
eNone,
eBreak,
eTrace,
eExit
};
Notification m_note;
ProcessMonitor &GetMonitor();
lldb::StopInfoSP
GetPrivateStopReason();
void
RefreshPrivateStopReason();
lldb_private::Unwind *
GetUnwinder();
};
#endif // #ifndef liblldb_LinuxThread_H_
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