| //===-- ClangASTMetadata.h --------------------------------------*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLDB_SOURCE_PLUGINS_EXPRESSIONPARSER_CLANG_CLANGASTMETADATA_H |
| #define LLDB_SOURCE_PLUGINS_EXPRESSIONPARSER_CLANG_CLANGASTMETADATA_H |
| |
| #include "lldb/Core/dwarf.h" |
| #include "lldb/lldb-defines.h" |
| #include "lldb/lldb-enumerations.h" |
| |
| namespace lldb_private { |
| |
| class ClangASTMetadata { |
| public: |
| ClangASTMetadata() |
| : m_user_id(0), m_union_is_user_id(false), m_union_is_isa_ptr(false), |
| m_has_object_ptr(false), m_is_self(false), m_is_dynamic_cxx(true), |
| m_is_forcefully_completed(false) {} |
| |
| bool GetIsDynamicCXXType() const { return m_is_dynamic_cxx; } |
| |
| void SetIsDynamicCXXType(bool b) { m_is_dynamic_cxx = b; } |
| |
| void SetUserID(lldb::user_id_t user_id) { |
| m_user_id = user_id; |
| m_union_is_user_id = true; |
| m_union_is_isa_ptr = false; |
| } |
| |
| lldb::user_id_t GetUserID() const { |
| if (m_union_is_user_id) |
| return m_user_id; |
| else |
| return LLDB_INVALID_UID; |
| } |
| |
| void SetISAPtr(uint64_t isa_ptr) { |
| m_isa_ptr = isa_ptr; |
| m_union_is_user_id = false; |
| m_union_is_isa_ptr = true; |
| } |
| |
| uint64_t GetISAPtr() const { |
| if (m_union_is_isa_ptr) |
| return m_isa_ptr; |
| else |
| return 0; |
| } |
| |
| void SetObjectPtrName(const char *name) { |
| m_has_object_ptr = true; |
| if (strcmp(name, "self") == 0) |
| m_is_self = true; |
| else if (strcmp(name, "this") == 0) |
| m_is_self = false; |
| else |
| m_has_object_ptr = false; |
| } |
| |
| lldb::LanguageType GetObjectPtrLanguage() const { |
| if (m_has_object_ptr) { |
| if (m_is_self) |
| return lldb::eLanguageTypeObjC; |
| else |
| return lldb::eLanguageTypeC_plus_plus; |
| } |
| return lldb::eLanguageTypeUnknown; |
| } |
| |
| const char *GetObjectPtrName() const { |
| if (m_has_object_ptr) { |
| if (m_is_self) |
| return "self"; |
| else |
| return "this"; |
| } else |
| return nullptr; |
| } |
| |
| bool HasObjectPtr() const { return m_has_object_ptr; } |
| |
| /// A type is "forcefully completed" if it was declared complete to satisfy an |
| /// AST invariant (e.g. base classes must be complete types), but in fact we |
| /// were not able to find a actual definition for it. |
| bool IsForcefullyCompleted() const { return m_is_forcefully_completed; } |
| |
| void SetIsForcefullyCompleted(bool value = true) { |
| m_is_forcefully_completed = true; |
| } |
| |
| void Dump(Stream *s); |
| |
| private: |
| union { |
| lldb::user_id_t m_user_id; |
| uint64_t m_isa_ptr; |
| }; |
| |
| bool m_union_is_user_id : 1, m_union_is_isa_ptr : 1, m_has_object_ptr : 1, |
| m_is_self : 1, m_is_dynamic_cxx : 1, m_is_forcefully_completed : 1; |
| }; |
| |
| } // namespace lldb_private |
| |
| #endif // LLDB_SOURCE_PLUGINS_EXPRESSIONPARSER_CLANG_CLANGASTMETADATA_H |