RegisterContextPOSIX_powerpc.h

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//===-- RegisterContextPOSIX_powerpc.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 LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTPOSIX_POWERPC_H
#define LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTPOSIX_POWERPC_H
 
#include "Register/Arch/RegisterContext_powerpc.h"
#include "Register/RegisterInfoInterface.h"
#include "lldb/Target/RegisterContext.h"
#include "lldb/Utility/Log.h"
 
class RegisterContextPOSIX_powerpc : public lldb_private::RegisterContext {
public:
  RegisterContextPOSIX_powerpc(
      lldb_private::Thread &thread, uint32_t concrete_frame_idx,
      lldb_private::RegisterInfoInterface *register_info);
 
  ~RegisterContextPOSIX_powerpc() override;
 
  void Invalidate();
 
  void InvalidateAllRegisters() override;
 
  size_t GetRegisterCount() override;
 
  virtual size_t GetGPRSize();
 
  virtual unsigned GetRegisterSize(unsigned reg);
 
  virtual unsigned GetRegisterOffset(unsigned reg);
 
  const lldb_private::RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override;
 
  size_t GetRegisterSetCount() override;
 
  const lldb_private::RegisterSet *GetRegisterSet(size_t set) override;
 
  const char *GetRegisterName(unsigned reg);
 
protected:
  uint64_t
      m_gpr_powerpc[k_num_gpr_registers_powerpc]; // general purpose registers.
  uint64_t
      m_fpr_powerpc[k_num_fpr_registers_powerpc]; // floating point registers.
  uint32_t m_vmx_powerpc[k_num_vmx_registers_powerpc][4];
  std::unique_ptr<lldb_private::RegisterInfoInterface>
      m_register_info_up; // Register Info Interface (FreeBSD or Linux)
 
  // Determines if an extended register set is supported on the processor
  // running the inferior process.
  virtual bool IsRegisterSetAvailable(size_t set_index);
 
  virtual const lldb_private::RegisterInfo *GetRegisterInfo();
 
  bool IsGPR(unsigned reg);
 
  bool IsFPR(unsigned reg);
 
  bool IsVMX(unsigned reg);
 
  virtual bool ReadGPR() = 0;
  virtual bool ReadFPR() = 0;
  virtual bool ReadVMX() = 0;
  virtual bool WriteGPR() = 0;
  virtual bool WriteFPR() = 0;
  virtual bool WriteVMX() = 0;
};
 
#endif // LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTPOSIX_POWERPC_H