contrib/llvm/tools/lldb/include/lldb/Core/ValueObjectMemory.h

   1 //===-- ValueObjectMemory.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_ValueObjectMemory_h_
  11 #define liblldb_ValueObjectMemory_h_
  12
  13 // C Includes
  14 // C++ Includes
  15 // Other libraries and framework includes
  16 // Project includes
  17 #include "lldb/Core/ValueObject.h"
  18 #include "lldb/Symbol/CompilerType.h"
  19
  20 namespace lldb_private {
  21
  22 //----------------------------------------------------------------------
  23 // A ValueObject that represents memory at a given address, viewed as some
  24 // set lldb type.
  25 //----------------------------------------------------------------------
  26 class ValueObjectMemory : public ValueObject
  27 {
  28 public:
  29     ~ValueObjectMemory() override;
  30
  31     static lldb::ValueObjectSP
  32     Create (ExecutionContextScope *exe_scope,
  33             const char *name,
  34             const Address &address,
  35             lldb::TypeSP &type_sp);
  36
  37     static lldb::ValueObjectSP
  38     Create (ExecutionContextScope *exe_scope,
  39             const char *name,
  40             const Address &address,
  41             const CompilerType &ast_type);
  42
  43     uint64_t
  44     GetByteSize() override;
  45
  46     ConstString
  47     GetTypeName() override;
  48
  49     ConstString
  50     GetDisplayTypeName() override;
  51
  52     size_t
  53     CalculateNumChildren(uint32_t max) override;
  54
  55     lldb::ValueType
  56     GetValueType() const override;
  57
  58     bool
  59     IsInScope() override;
  60
  61     lldb::ModuleSP
  62     GetModule() override;
  63
  64 protected:
  65     bool
  66     UpdateValue() override;
  67
  68     CompilerType
  69     GetCompilerTypeImpl() override;
  70
  71     Address  m_address;  ///< The variable that this value object is based upon
  72     lldb::TypeSP m_type_sp;
  73     CompilerType m_compiler_type;
  74
  75 private:
  76     ValueObjectMemory (ExecutionContextScope *exe_scope,
  77                        const char *name,
  78                        const Address &address,
  79                        lldb::TypeSP &type_sp);
  80
  81     ValueObjectMemory (ExecutionContextScope *exe_scope,
  82                        const char *name,
  83                        const Address &address,
  84                        const CompilerType &ast_type);
  85     //------------------------------------------------------------------
  86     // For ValueObject only
  87     //------------------------------------------------------------------
  88     DISALLOW_COPY_AND_ASSIGN (ValueObjectMemory);
  89 };
  90
  91 } // namespace lldb_private
  92
  93 #endif // liblldb_ValueObjectMemory_h_