1 | //===-- ValueObjectMemory.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_VALUEOBJECTMEMORY_H |
10 | #define LLDB_CORE_VALUEOBJECTMEMORY_H |
11 | |
12 | #include "lldb/Core/Address.h" |
13 | #include "lldb/Core/ValueObject.h" |
14 | #include "lldb/Symbol/CompilerType.h" |
15 | #include "lldb/Utility/ConstString.h" |
16 | #include "lldb/lldb-defines.h" |
17 | #include "lldb/lldb-enumerations.h" |
18 | #include "lldb/lldb-forward.h" |
19 | #include "llvm/ADT/StringRef.h" |
20 | |
21 | #include <cstddef> |
22 | #include <cstdint> |
23 | #include <optional> |
24 | |
25 | namespace lldb_private { |
26 | class ExecutionContextScope; |
27 | |
28 | /// A ValueObject that represents memory at a given address, viewed as some |
29 | /// set lldb type. |
30 | class ValueObjectMemory : public ValueObject { |
31 | public: |
32 | ~ValueObjectMemory() override; |
33 | |
34 | static lldb::ValueObjectSP Create(ExecutionContextScope *exe_scope, |
35 | llvm::StringRef name, |
36 | const Address &address, |
37 | lldb::TypeSP &type_sp); |
38 | |
39 | static lldb::ValueObjectSP Create(ExecutionContextScope *exe_scope, |
40 | llvm::StringRef name, |
41 | const Address &address, |
42 | const CompilerType &ast_type); |
43 | |
44 | std::optional<uint64_t> GetByteSize() override; |
45 | |
46 | ConstString GetTypeName() override; |
47 | |
48 | ConstString GetDisplayTypeName() override; |
49 | |
50 | size_t CalculateNumChildren(uint32_t max) override; |
51 | |
52 | lldb::ValueType GetValueType() const override; |
53 | |
54 | bool IsInScope() override; |
55 | |
56 | lldb::ModuleSP GetModule() override; |
57 | |
58 | protected: |
59 | bool UpdateValue() override; |
60 | |
61 | CompilerType GetCompilerTypeImpl() override; |
62 | |
63 | Address m_address; ///< The variable that this value object is based upon |
64 | lldb::TypeSP m_type_sp; |
65 | CompilerType m_compiler_type; |
66 | |
67 | private: |
68 | ValueObjectMemory(ExecutionContextScope *exe_scope, |
69 | ValueObjectManager &manager, llvm::StringRef name, |
70 | const Address &address, lldb::TypeSP &type_sp); |
71 | |
72 | ValueObjectMemory(ExecutionContextScope *exe_scope, |
73 | ValueObjectManager &manager, llvm::StringRef name, |
74 | const Address &address, const CompilerType &ast_type); |
75 | // For ValueObject only |
76 | ValueObjectMemory(const ValueObjectMemory &) = delete; |
77 | const ValueObjectMemory &operator=(const ValueObjectMemory &) = delete; |
78 | }; |
79 | |
80 | } // namespace lldb_private |
81 | |
82 | #endif // LLDB_CORE_VALUEOBJECTMEMORY_H |
83 | |