RegisterContextPOSIXProcessMonitor_x86.h
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//===-- RegisterContextPOSIXProcessMonitor_x86.h ----------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef liblldb_RegisterContextPOSIXProcessMonitor_x86_H_
#define liblldb_RegisterContextPOSIXProcessMonitor_x86_H_
#include "Plugins/Process/Utility/RegisterContextPOSIX_x86.h"
#include "RegisterContextPOSIX.h"
#include <sys/uio.h>
class RegisterContextPOSIXProcessMonitor_x86_64
: public RegisterContextPOSIX_x86,
public POSIXBreakpointProtocol {
public:
RegisterContextPOSIXProcessMonitor_x86_64(
lldb_private::Thread &thread, uint32_t concrete_frame_idx,
lldb_private::RegisterInfoInterface *register_info);
protected:
bool ReadGPR();
bool ReadFPR();
bool WriteGPR();
bool WriteFPR();
// lldb_private::RegisterContext
bool ReadRegister(const unsigned reg, lldb_private::RegisterValue &value);
bool WriteRegister(const unsigned reg,
const lldb_private::RegisterValue &value);
bool ReadRegister(const lldb_private::RegisterInfo *reg_info,
lldb_private::RegisterValue &value);
bool WriteRegister(const lldb_private::RegisterInfo *reg_info,
const lldb_private::RegisterValue &value);
bool ReadAllRegisterValues(lldb::DataBufferSP &data_sp);
bool WriteAllRegisterValues(const lldb::DataBufferSP &data_sp);
uint32_t SetHardwareWatchpoint(lldb::addr_t addr, size_t size, bool read,
bool write);
bool ClearHardwareWatchpoint(uint32_t hw_index);
bool HardwareSingleStep(bool enable);
// POSIXBreakpointProtocol
bool UpdateAfterBreakpoint();
unsigned GetRegisterIndexFromOffset(unsigned offset);
bool IsWatchpointHit(uint32_t hw_index);
bool ClearWatchpointHits();
lldb::addr_t GetWatchpointAddress(uint32_t hw_index);
bool IsWatchpointVacant(uint32_t hw_index);
bool SetHardwareWatchpointWithIndex(lldb::addr_t addr, size_t size, bool read,
bool write, uint32_t hw_index);
uint32_t NumSupportedHardwareWatchpoints();
private:
ProcessMonitor &GetMonitor();
uint32_t
m_fctrl_offset_in_userarea; // Offset of 'fctrl' in 'UserArea' Structure
struct iovec m_iovec;
};
#endif