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//===-- 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
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