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C++ DWARFDIE::GetQualifiedName方法代码示例

本文整理汇总了C++中DWARFDIE::GetQualifiedName方法的典型用法代码示例。如果您正苦于以下问题:C++ DWARFDIE::GetQualifiedName方法的具体用法?C++ DWARFDIE::GetQualifiedName怎么用?C++ DWARFDIE::GetQualifiedName使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在DWARFDIE的用法示例。


在下文中一共展示了DWARFDIE::GetQualifiedName方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: compiler_type

lldb::TypeSP
DWARFASTParserJava::ParseClassTypeFromDIE(const DWARFDIE &die, bool &is_new_type)
{
    SymbolFileDWARF *dwarf = die.GetDWARF();
    dwarf->m_die_to_type[die.GetDIE()] = DIE_IS_BEING_PARSED;

    Declaration decl;
    ConstString name;
    ConstString linkage_name;
    bool is_forward_declaration = false;
    uint32_t byte_size = 0;

    DWARFAttributes attributes;
    const size_t num_attributes = die.GetAttributes(attributes);
    for (uint32_t i = 0; i < num_attributes; ++i)
    {
        DWARFFormValue form_value;
        dw_attr_t attr = attributes.AttributeAtIndex(i);
        if (attributes.ExtractFormValueAtIndex(i, form_value))
        {
            switch (attr)
            {
                case DW_AT_name:
                    name.SetCString(form_value.AsCString());
                    break;
                case DW_AT_declaration:
                    is_forward_declaration = form_value.Boolean();
                    break;
                case DW_AT_byte_size:
                    byte_size = form_value.Unsigned();
                    break;
                case DW_AT_linkage_name:
                    linkage_name.SetCString(form_value.AsCString());
                    break;
                default:
                    assert(false && "Unsupported attribute for DW_TAG_class_type");
            }
        }
    }

    UniqueDWARFASTType unique_ast_entry;
    if (name)
    {
        std::string qualified_name;
        if (die.GetQualifiedName(qualified_name))
        {
            name.SetCString(qualified_name.c_str());
            if (dwarf->GetUniqueDWARFASTTypeMap().Find(name, die, Declaration(), -1, unique_ast_entry))
            {
                if (unique_ast_entry.m_type_sp)
                {
                    dwarf->GetDIEToType()[die.GetDIE()] = unique_ast_entry.m_type_sp.get();
                    is_new_type = false;
                    return unique_ast_entry.m_type_sp;
                }
            }
        }
    }

    if (is_forward_declaration)
    {
        DWARFDeclContext die_decl_ctx;
        die.GetDWARFDeclContext(die_decl_ctx);

        TypeSP type_sp = dwarf->FindDefinitionTypeForDWARFDeclContext(die_decl_ctx);
        if (type_sp)
        {
            // We found a real definition for this type elsewhere so lets use it
            dwarf->GetDIEToType()[die.GetDIE()] = type_sp.get();
            is_new_type = false;
            return type_sp;
        }
    }

    CompilerType compiler_type(&m_ast, dwarf->GetForwardDeclDieToClangType().lookup(die.GetDIE()));
    if (!compiler_type)
        compiler_type = m_ast.CreateObjectType(name, linkage_name, byte_size);

    is_new_type = true;
    TypeSP type_sp(new Type(die.GetID(), dwarf, name,
                            -1, // byte size isn't specified
                            nullptr, LLDB_INVALID_UID, Type::eEncodingIsUID, &decl, compiler_type,
                            Type::eResolveStateForward));

    // Add our type to the unique type map
    unique_ast_entry.m_type_sp = type_sp;
    unique_ast_entry.m_die = die;
    unique_ast_entry.m_declaration = decl;
    unique_ast_entry.m_byte_size = -1;
    dwarf->GetUniqueDWARFASTTypeMap().Insert(name, unique_ast_entry);

    if (!is_forward_declaration)
    {
        // Leave this as a forward declaration until we need to know the details of the type
        dwarf->GetForwardDeclDieToClangType()[die.GetDIE()] = compiler_type.GetOpaqueQualType();
        dwarf->GetForwardDeclClangTypeToDie()[compiler_type.GetOpaqueQualType()] = die.GetDIERef();
    }
    return type_sp;
}
开发者ID:AlexShiLucky,项目名称:swift-lldb,代码行数:99,代码来源:DWARFASTParserJava.cpp


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