1 //===-- ValueObjectChild.h --------------------------------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #ifndef liblldb_ValueObjectChild_h_
11 #define liblldb_ValueObjectChild_h_
13 #include "lldb/Core/ValueObject.h"
15 #include "lldb/Symbol/CompilerType.h"
16 #include "lldb/Utility/ConstString.h"
17 #include "lldb/lldb-defines.h"
18 #include "lldb/lldb-enumerations.h"
19 #include "lldb/lldb-private-enumerations.h"
20 #include "lldb/lldb-types.h"
22 #include "llvm/ADT/Optional.h"
27 namespace lldb_private {
29 //----------------------------------------------------------------------
30 // A child of another ValueObject.
31 //----------------------------------------------------------------------
32 class ValueObjectChild : public ValueObject {
34 ~ValueObjectChild() override;
36 uint64_t GetByteSize() override { return m_byte_size; }
38 lldb::offset_t GetByteOffset() override { return m_byte_offset; }
40 uint32_t GetBitfieldBitSize() override { return m_bitfield_bit_size; }
42 uint32_t GetBitfieldBitOffset() override { return m_bitfield_bit_offset; }
44 lldb::ValueType GetValueType() const override;
46 size_t CalculateNumChildren(uint32_t max) override;
48 ConstString GetTypeName() override;
50 ConstString GetQualifiedTypeName() override;
52 ConstString GetDisplayTypeName() override;
54 bool IsInScope() override;
56 bool IsBaseClass() override { return m_is_base_class; }
58 bool IsDereferenceOfParent() override { return m_is_deref_of_parent; }
61 bool UpdateValue() override;
63 LazyBool CanUpdateWithInvalidExecutionContext() override;
65 CompilerType GetCompilerTypeImpl() override { return m_compiler_type; }
67 CompilerType m_compiler_type;
68 ConstString m_type_name;
70 int32_t m_byte_offset;
71 uint8_t m_bitfield_bit_size;
72 uint8_t m_bitfield_bit_offset;
74 bool m_is_deref_of_parent;
75 llvm::Optional<LazyBool> m_can_update_with_invalid_exe_ctx;
79 // ReadValueFromMemory (ValueObject* parent, lldb::addr_t address);
82 friend class ValueObject;
83 friend class ValueObjectConstResult;
84 friend class ValueObjectConstResultImpl;
86 ValueObjectChild(ValueObject &parent, const CompilerType &compiler_type,
87 const ConstString &name, uint64_t byte_size,
88 int32_t byte_offset, uint32_t bitfield_bit_size,
89 uint32_t bitfield_bit_offset, bool is_base_class,
90 bool is_deref_of_parent,
91 AddressType child_ptr_or_ref_addr_type,
92 uint64_t language_flags);
94 DISALLOW_COPY_AND_ASSIGN(ValueObjectChild);
97 } // namespace lldb_private
99 #endif // liblldb_ValueObjectChild_h_