source/Plugins/Process/Windows/Common/RegisterContextWindows.h

   1 //===-- RegisterContextWindows.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 liblldb_RegisterContextWindows_H_
  11 #define liblldb_RegisterContextWindows_H_
  12
  13 #include "lldb/lldb-forward.h"
  14 #include "lldb/Target/RegisterContext.h"
  15
  16 namespace lldb_private
  17 {
  18
  19 class Thread;
  20
  21 class RegisterContextWindows : public lldb_private::RegisterContext
  22 {
  23   public:
  24     //------------------------------------------------------------------
  25     // Constructors and Destructors
  26     //------------------------------------------------------------------
  27     RegisterContextWindows(Thread &thread, uint32_t concrete_frame_idx);
  28
  29     virtual ~RegisterContextWindows();
  30
  31     //------------------------------------------------------------------
  32     // Subclasses must override these functions
  33     //------------------------------------------------------------------
  34     void InvalidateAllRegisters() override;
  35
  36     bool ReadAllRegisterValues(lldb::DataBufferSP &data_sp) override;
  37
  38     bool WriteAllRegisterValues(const lldb::DataBufferSP &data_sp) override;
  39
  40     uint32_t ConvertRegisterKindToRegisterNumber(lldb::RegisterKind kind, uint32_t num) override;
  41
  42     //------------------------------------------------------------------
  43     // Subclasses can override these functions if desired
  44     //------------------------------------------------------------------
  45     uint32_t NumSupportedHardwareBreakpoints() override;
  46
  47     uint32_t SetHardwareBreakpoint(lldb::addr_t addr, size_t size) override;
  48
  49     bool ClearHardwareBreakpoint(uint32_t hw_idx) override;
  50
  51     uint32_t NumSupportedHardwareWatchpoints() override;
  52
  53     uint32_t SetHardwareWatchpoint(lldb::addr_t addr, size_t size, bool read, bool write) override;
  54
  55     bool ClearHardwareWatchpoint(uint32_t hw_index) override;
  56
  57     bool HardwareSingleStep(bool enable) override;
  58
  59   protected:
  60     virtual bool CacheAllRegisterValues();
  61
  62     CONTEXT m_context;
  63     bool m_context_stale;
  64 };
  65 }
  66
  67 #endif // #ifndef liblldb_RegisterContextWindows_H_