1 //===-- RegisterContextMacOSXFrameBackchain.h -------------------*- C++ -*-===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #ifndef lldb_RegisterContextMacOSXFrameBackchain_h_ 11 #define lldb_RegisterContextMacOSXFrameBackchain_h_ 12 13 #include "lldb/Target/RegisterContext.h" 14 #include "lldb/lldb-private.h" 15 16 #include "UnwindMacOSXFrameBackchain.h" 17 18 class RegisterContextMacOSXFrameBackchain 19 : public lldb_private::RegisterContext { 20 public: 21 RegisterContextMacOSXFrameBackchain( 22 lldb_private::Thread &thread, uint32_t concrete_frame_idx, 23 const UnwindMacOSXFrameBackchain::Cursor &cursor); 24 25 ~RegisterContextMacOSXFrameBackchain() override; 26 27 void InvalidateAllRegisters() override; 28 29 size_t GetRegisterCount() override; 30 31 const lldb_private::RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override; 32 33 size_t GetRegisterSetCount() override; 34 35 const lldb_private::RegisterSet *GetRegisterSet(size_t reg_set) override; 36 37 bool ReadRegister(const lldb_private::RegisterInfo *reg_info, 38 lldb_private::RegisterValue &value) override; 39 40 bool WriteRegister(const lldb_private::RegisterInfo *reg_info, 41 const lldb_private::RegisterValue &value) override; 42 43 bool ReadAllRegisterValues(lldb::DataBufferSP &data_sp) override; 44 45 bool WriteAllRegisterValues(const lldb::DataBufferSP &data_sp) override; 46 47 uint32_t ConvertRegisterKindToRegisterNumber(lldb::RegisterKind kind, 48 uint32_t num) override; 49 50 private: 51 UnwindMacOSXFrameBackchain::Cursor m_cursor; 52 bool m_cursor_is_valid; 53 54 DISALLOW_COPY_AND_ASSIGN(RegisterContextMacOSXFrameBackchain); 55 }; 56 57 #endif // lldb_RegisterContextMacOSXFrameBackchain_h_ 58