contrib/llvm/tools/lldb/source/Plugins/Process/Utility/RegisterContextDummy.h

   1 //===-- RegisterContextDummy.h ----------------------------------------*- C++
   2 //-*-===//
   3 //
   4 //                     The LLVM Compiler Infrastructure
   5 //
   6 // This file is distributed under the University of Illinois Open Source
   7 // License. See LICENSE.TXT for details.
   8 //
   9 //===----------------------------------------------------------------------===//
  10
  11 #ifndef lldb_RegisterContextDummy_h_
  12 #define lldb_RegisterContextDummy_h_
  13
  14 #include <vector>
  15
  16 #include "lldb/Symbol/SymbolContext.h"
  17 #include "lldb/Target/RegisterContext.h"
  18 #include "lldb/lldb-private.h"
  19
  20 namespace lldb_private {
  21
  22 class RegisterContextDummy : public lldb_private::RegisterContext {
  23 public:
  24   typedef std::shared_ptr<RegisterContextDummy> SharedPtr;
  25
  26   RegisterContextDummy(Thread &thread, uint32_t concrete_frame_idx,
  27                        uint32_t address_byte_size);
  28
  29   ~RegisterContextDummy() override;
  30
  31   void InvalidateAllRegisters() override;
  32
  33   size_t GetRegisterCount() override;
  34
  35   const lldb_private::RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override;
  36
  37   size_t GetRegisterSetCount() override;
  38
  39   const lldb_private::RegisterSet *GetRegisterSet(size_t reg_set) override;
  40
  41   bool ReadRegister(const lldb_private::RegisterInfo *reg_info,
  42                     lldb_private::RegisterValue &value) override;
  43
  44   bool WriteRegister(const lldb_private::RegisterInfo *reg_info,
  45                      const lldb_private::RegisterValue &value) override;
  46
  47   bool ReadAllRegisterValues(lldb::DataBufferSP &data_sp) override;
  48
  49   bool WriteAllRegisterValues(const lldb::DataBufferSP &data_sp) override;
  50
  51   uint32_t ConvertRegisterKindToRegisterNumber(lldb::RegisterKind kind,
  52                                                uint32_t num) override;
  53
  54 private:
  55   //------------------------------------------------------------------
  56   // For RegisterContextLLDB only
  57   //------------------------------------------------------------------
  58
  59   lldb_private::RegisterSet m_reg_set0; // register set 0 (PC only)
  60   lldb_private::RegisterInfo m_pc_reg_info;
  61
  62   DISALLOW_COPY_AND_ASSIGN(RegisterContextDummy);
  63 };
  64
  65 } // namespace lldb_private
  66
  67 #endif // lldb_RegisterContextDummy_h_