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diff --git a/source/Plugins/Process/Utility/RegisterContextMemory.h b/source/Plugins/Process/Utility/RegisterContextMemory.h
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+++ b/source/Plugins/Process/Utility/RegisterContextMemory.h
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+//===-- RegisterContextMemory.h ---------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef lldb_RegisterContextMemory_h_
+#define lldb_RegisterContextMemory_h_
+
+// C Includes
+// C++ Includes
+#include <vector>
+
+// Other libraries and framework includes
+// Project includes
+#include "lldb/lldb-private.h"
+#include "lldb/Core/DataExtractor.h"
+#include "lldb/Target/RegisterContext.h"
+
+class DynamicRegisterInfo;
+
+class RegisterContextMemory : public lldb_private::RegisterContext
+{
+public:
+    //------------------------------------------------------------------
+    // Constructors and Destructors
+    //------------------------------------------------------------------
+    RegisterContextMemory (lldb_private::Thread &thread,
+                            uint32_t concrete_frame_idx,
+                            DynamicRegisterInfo &reg_info,
+                            lldb::addr_t reg_data_addr);
+
+    virtual
+    ~RegisterContextMemory ();
+
+    //------------------------------------------------------------------
+    // Subclasses must override these functions
+    //------------------------------------------------------------------
+    virtual void
+    InvalidateAllRegisters ();
+
+    virtual size_t
+    GetRegisterCount ();
+
+    virtual const lldb_private::RegisterInfo *
+    GetRegisterInfoAtIndex (size_t reg);
+
+    virtual size_t
+    GetRegisterSetCount ();
+
+    virtual const lldb_private::RegisterSet *
+    GetRegisterSet (size_t reg_set);
+
+    virtual uint32_t
+    ConvertRegisterKindToRegisterNumber (uint32_t kind, uint32_t num);
+
+    
+    //------------------------------------------------------------------
+    // If all of the thread register are in a contiguous buffer in 
+    // memory, then the default ReadRegister/WriteRegister and
+    // ReadAllRegisterValues/WriteAllRegisterValues will work. If thread
+    // registers are not contiguous, clients will want to subclass this
+    // class and modify the read/write functions as needed.
+    //------------------------------------------------------------------
+
+    virtual bool
+    ReadRegister (const lldb_private::RegisterInfo *reg_info, 
+                  lldb_private::RegisterValue &reg_value);
+    
+    virtual bool
+    WriteRegister (const lldb_private::RegisterInfo *reg_info, 
+                   const lldb_private::RegisterValue &reg_value);
+    
+    virtual bool
+    ReadAllRegisterValues (lldb::DataBufferSP &data_sp);
+    
+    virtual bool
+    WriteAllRegisterValues (const lldb::DataBufferSP &data_sp);
+
+    void
+    SetAllRegisterData  (const lldb::DataBufferSP &data_sp);
+protected:
+    
+    void
+    SetAllRegisterValid (bool b);
+
+    DynamicRegisterInfo &m_reg_infos;
+    std::vector<bool> m_reg_valid;
+    lldb_private::DataExtractor m_reg_data;
+    lldb::addr_t m_reg_data_addr; // If this is valid, then we have a register context that is stored in memmory
+
+private:
+    //------------------------------------------------------------------
+    // For RegisterContextMemory only
+    //------------------------------------------------------------------
+    DISALLOW_COPY_AND_ASSIGN (RegisterContextMemory);
+};
+
+#endif  // lldb_RegisterContextMemory_h_