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//===-- GDBRemoteRegisterContext.h ------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef lldb_GDBRemoteRegisterContext_h_
#define lldb_GDBRemoteRegisterContext_h_
// C Includes
// C++ Includes
#include <vector>
// Other libraries and framework includes
// Project includes
#include "lldb/lldb-private.h"
#include "lldb/lldb-enumerations.h"
#include "lldb/Core/ConstString.h"
#include "lldb/Core/DataExtractor.h"
#include "lldb/Target/RegisterContext.h"
#include "Plugins/Process/Utility/DynamicRegisterInfo.h"
#include "GDBRemoteCommunicationClient.h"
class ThreadGDBRemote;
class ProcessGDBRemote;
class StringExtractor;
class GDBRemoteDynamicRegisterInfo :
public DynamicRegisterInfo
{
public:
GDBRemoteDynamicRegisterInfo () :
DynamicRegisterInfo()
{
}
~GDBRemoteDynamicRegisterInfo ()
{
}
void
HardcodeARMRegisters(bool from_scratch);
};
class GDBRemoteRegisterContext : public lldb_private::RegisterContext
{
public:
//------------------------------------------------------------------
// Constructors and Destructors
//------------------------------------------------------------------
GDBRemoteRegisterContext (ThreadGDBRemote &thread,
uint32_t concrete_frame_idx,
GDBRemoteDynamicRegisterInfo ®_info,
bool read_all_at_once);
virtual
~GDBRemoteRegisterContext ();
//------------------------------------------------------------------
// Subclasses must override these functions
//------------------------------------------------------------------
virtual void
InvalidateAllRegisters ();
virtual size_t
GetRegisterCount ();
virtual const lldb_private::RegisterInfo *
GetRegisterInfoAtIndex (size_t reg);
virtual size_t
GetRegisterSetCount ();
virtual const lldb_private::RegisterSet *
GetRegisterSet (size_t reg_set);
virtual bool
ReadRegister (const lldb_private::RegisterInfo *reg_info, lldb_private::RegisterValue &value);
virtual bool
WriteRegister (const lldb_private::RegisterInfo *reg_info, const lldb_private::RegisterValue &value);
virtual bool
ReadAllRegisterValues (lldb::DataBufferSP &data_sp);
virtual bool
WriteAllRegisterValues (const lldb::DataBufferSP &data_sp);
virtual bool
ReadAllRegisterValues (lldb_private::RegisterCheckpoint ®_checkpoint);
virtual bool
WriteAllRegisterValues (const lldb_private::RegisterCheckpoint ®_checkpoint);
virtual uint32_t
ConvertRegisterKindToRegisterNumber (uint32_t kind, uint32_t num);
protected:
friend class ThreadGDBRemote;
bool
ReadRegisterBytes (const lldb_private::RegisterInfo *reg_info,
lldb_private::DataExtractor &data);
bool
WriteRegisterBytes (const lldb_private::RegisterInfo *reg_info,
lldb_private::DataExtractor &data,
uint32_t data_offset);
bool
PrivateSetRegisterValue (uint32_t reg, StringExtractor &response);
void
SetAllRegisterValid (bool b);
bool
GetRegisterIsValid (uint32_t reg) const
{
#if defined (LLDB_CONFIGURATION_DEBUG)
assert (reg < m_reg_valid.size());
#endif
if (reg < m_reg_valid.size())
return m_reg_valid[reg];
return false;
}
void
SetRegisterIsValid (const lldb_private::RegisterInfo *reg_info, bool valid)
{
if (reg_info)
return SetRegisterIsValid (reg_info->kinds[lldb::eRegisterKindLLDB], valid);
}
void
SetRegisterIsValid (uint32_t reg, bool valid)
{
#if defined (LLDB_CONFIGURATION_DEBUG)
assert (reg < m_reg_valid.size());
#endif
if (reg < m_reg_valid.size())
m_reg_valid[reg] = valid;
}
void
SyncThreadState(lldb_private::Process *process); // Assumes the sequence mutex has already been acquired.
GDBRemoteDynamicRegisterInfo &m_reg_info;
std::vector<bool> m_reg_valid;
lldb_private::DataExtractor m_reg_data;
bool m_read_all_at_once;
private:
// Helper function for ReadRegisterBytes().
bool GetPrimordialRegister(const lldb_private::RegisterInfo *reg_info,
GDBRemoteCommunicationClient &gdb_comm);
// Helper function for WriteRegisterBytes().
bool SetPrimordialRegister(const lldb_private::RegisterInfo *reg_info,
GDBRemoteCommunicationClient &gdb_comm);
//------------------------------------------------------------------
// For GDBRemoteRegisterContext only
//------------------------------------------------------------------
DISALLOW_COPY_AND_ASSIGN (GDBRemoteRegisterContext);
};
#endif // lldb_GDBRemoteRegisterContext_h_
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