1//===-- RegisterContextMacOSXFrameBackchain.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_RegisterContextMacOSXFrameBackchain_h_ 10#define lldb_RegisterContextMacOSXFrameBackchain_h_ 11 12#include "lldb/Target/RegisterContext.h" 13#include "lldb/lldb-private.h" 14 15#include "UnwindMacOSXFrameBackchain.h" 16 17class RegisterContextMacOSXFrameBackchain 18 : public lldb_private::RegisterContext { 19public: 20 RegisterContextMacOSXFrameBackchain( 21 lldb_private::Thread &thread, uint32_t concrete_frame_idx, 22 const UnwindMacOSXFrameBackchain::Cursor &cursor); 23 24 ~RegisterContextMacOSXFrameBackchain() override; 25 26 void InvalidateAllRegisters() override; 27 28 size_t GetRegisterCount() override; 29 30 const lldb_private::RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override; 31 32 size_t GetRegisterSetCount() override; 33 34 const lldb_private::RegisterSet *GetRegisterSet(size_t reg_set) override; 35 36 bool ReadRegister(const lldb_private::RegisterInfo *reg_info, 37 lldb_private::RegisterValue &value) override; 38 39 bool WriteRegister(const lldb_private::RegisterInfo *reg_info, 40 const lldb_private::RegisterValue &value) override; 41 42 bool ReadAllRegisterValues(lldb::DataBufferSP &data_sp) override; 43 44 bool WriteAllRegisterValues(const lldb::DataBufferSP &data_sp) override; 45 46 uint32_t ConvertRegisterKindToRegisterNumber(lldb::RegisterKind kind, 47 uint32_t num) override; 48 49private: 50 UnwindMacOSXFrameBackchain::Cursor m_cursor; 51 bool m_cursor_is_valid; 52 53 DISALLOW_COPY_AND_ASSIGN(RegisterContextMacOSXFrameBackchain); 54}; 55 56#endif // lldb_RegisterContextMacOSXFrameBackchain_h_ 57