1//===-- RegisterInfoInterface.h --------------------------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#ifndef LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERINFOINTERFACE_H
10#define LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERINFOINTERFACE_H
11
12#include "lldb/Utility/ArchSpec.h"
13#include "lldb/lldb-private-types.h"
14#include <vector>
15
16namespace lldb_private {
17
18/// \class RegisterInfoInterface
19///
20/// RegisterInfo interface to patch RegisterInfo structure for archs.
21class RegisterInfoInterface {
22public:
23  RegisterInfoInterface(const lldb_private::ArchSpec &target_arch)
24      : m_target_arch(target_arch) {}
25  virtual ~RegisterInfoInterface() = default;
26
27  virtual size_t GetGPRSize() const = 0;
28
29  virtual const lldb_private::RegisterInfo *GetRegisterInfo() const = 0;
30
31  // Returns the number of registers including the user registers and the
32  // lldb internal registers also
33  virtual uint32_t GetRegisterCount() const = 0;
34
35  // Returns the number of the user registers (excluding the registers
36  // kept for lldb internal use only). Subclasses should override it if
37  // they belongs to an architecture with lldb internal registers.
38  virtual uint32_t GetUserRegisterCount() const { return GetRegisterCount(); }
39
40  const lldb_private::ArchSpec &GetTargetArchitecture() const {
41    return m_target_arch;
42  }
43
44private:
45  lldb_private::ArchSpec m_target_arch;
46};
47} // namespace lldb_private
48
49#endif
50