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ValueObjectChild.h
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1//===-- ValueObjectChild.h --------------------------------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#ifndef LLDB_CORE_VALUEOBJECTCHILD_H
10#define LLDB_CORE_VALUEOBJECTCHILD_H
11
13
16#include "lldb/lldb-defines.h"
19#include "lldb/lldb-types.h"
20
21#include <cstddef>
22#include <cstdint>
23#include <optional>
24
25namespace lldb_private {
26
27/// A child of another ValueObject.
29public:
31
32 std::optional<uint64_t> GetByteSize() override { return m_byte_size; }
33
35
36 uint32_t GetBitfieldBitSize() override { return m_bitfield_bit_size; }
37
38 uint32_t GetBitfieldBitOffset() override { return m_bitfield_bit_offset; }
39
40 lldb::ValueType GetValueType() const override;
41
42 llvm::Expected<uint32_t> CalculateNumChildren(uint32_t max) override;
43
44 ConstString GetTypeName() override;
45
47
49
50 bool IsInScope() override;
51
52 bool IsBaseClass() override { return m_is_base_class; }
53
54 bool IsDereferenceOfParent() override { return m_is_deref_of_parent; }
55
56protected:
57 bool UpdateValue() override;
58
60
62
65 uint64_t m_byte_size;
71 std::optional<LazyBool> m_can_update_with_invalid_exe_ctx;
72
73 friend class ValueObject;
76 friend class ValueObjectVTable;
77
78 ValueObjectChild(ValueObject &parent, const CompilerType &compiler_type,
79 ConstString name, uint64_t byte_size,
80 int32_t byte_offset, uint32_t bitfield_bit_size,
81 uint32_t bitfield_bit_offset, bool is_base_class,
82 bool is_deref_of_parent,
83 AddressType child_ptr_or_ref_addr_type,
84 uint64_t language_flags);
85
88};
89
90} // namespace lldb_private
91
92#endif // LLDB_CORE_VALUEOBJECTCHILD_H
Generic representation of a type in a programming language.
Definition: CompilerType.h:36
A uniqued constant string class.
Definition: ConstString.h:40
A child of another ValueObject.
ConstString GetTypeName() override
ConstString GetQualifiedTypeName() override
uint32_t GetBitfieldBitSize() override
ValueObjectChild(const ValueObjectChild &)=delete
lldb::ValueType GetValueType() const override
uint32_t GetBitfieldBitOffset() override
ConstString GetDisplayTypeName() override
LazyBool CanUpdateWithInvalidExecutionContext() override
std::optional< uint64_t > GetByteSize() override
CompilerType GetCompilerTypeImpl() override
std::optional< LazyBool > m_can_update_with_invalid_exe_ctx
llvm::Expected< uint32_t > CalculateNumChildren(uint32_t max) override
Should only be called by ValueObject::GetNumChildren().
lldb::offset_t GetByteOffset() override
const ValueObjectChild & operator=(const ValueObjectChild &)=delete
A class wrapping common implementation details for operations in ValueObjectConstResult ( & Child ) t...
A frozen ValueObject copied into host memory.
A class that represents a virtual function table for a C++ class.
friend class ValueObjectChild
Definition: ValueObject.h:1006
A class that represents a running process on the host machine.
uint64_t offset_t
Definition: lldb-types.h:85