1 //===-- DWARFDIE.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_SOURCE_PLUGINS_SYMBOLFILE_DWARF_DWARFDIE_H 10 #define LLDB_SOURCE_PLUGINS_SYMBOLFILE_DWARF_DWARFDIE_H 11 12 #include "DWARFBaseDIE.h" 13 #include "llvm/ADT/SmallSet.h" 14 15 class DWARFDIE : public DWARFBaseDIE { 16 public: 17 using DWARFBaseDIE::DWARFBaseDIE; 18 19 // Tests 20 bool IsStructUnionOrClass() const; 21 22 bool IsMethod() const; 23 24 // Accessors 25 26 // Accessing information about a DIE 27 const char *GetMangledName() const; 28 29 const char *GetPubname() const; 30 31 const char *GetQualifiedName(std::string &storage) const; 32 33 using DWARFBaseDIE::GetName; 34 void GetName(lldb_private::Stream &s) const; 35 36 void AppendTypeName(lldb_private::Stream &s) const; 37 38 lldb_private::Type *ResolveType() const; 39 40 // Resolve a type by UID using this DIE's DWARF file 41 lldb_private::Type *ResolveTypeUID(const DWARFDIE &die) const; 42 43 // Functions for obtaining DIE relations and references 44 45 DWARFDIE 46 GetParent() const; 47 48 DWARFDIE 49 GetFirstChild() const; 50 51 DWARFDIE 52 GetSibling() const; 53 54 DWARFDIE 55 GetReferencedDIE(const dw_attr_t attr) const; 56 57 // Get a another DIE from the same DWARF file as this DIE. This will 58 // check the current DIE's compile unit first to see if "die_offset" is 59 // in the same compile unit, and fall back to checking the DWARF file. 60 DWARFDIE 61 GetDIE(dw_offset_t die_offset) const; 62 using DWARFBaseDIE::GetDIE; 63 64 DWARFDIE 65 LookupDeepestBlock(lldb::addr_t file_addr) const; 66 67 DWARFDIE 68 GetParentDeclContextDIE() const; 69 70 // DeclContext related functions 71 std::vector<DWARFDIE> GetDeclContextDIEs() const; 72 73 /// Return this DIE's decl context as it is needed to look up types 74 /// in Clang's -gmodules debug info format. 75 void GetDeclContext( 76 llvm::SmallVectorImpl<lldb_private::CompilerContext> &context) const; 77 78 // Getting attribute values from the DIE. 79 // 80 // GetAttributeValueAsXXX() functions should only be used if you are 81 // looking for one or two attributes on a DIE. If you are trying to 82 // parse all attributes, use GetAttributes (...) instead 83 DWARFDIE 84 GetAttributeValueAsReferenceDIE(const dw_attr_t attr) const; 85 86 bool GetDIENamesAndRanges(const char *&name, const char *&mangled, 87 DWARFRangeList &ranges, int &decl_file, 88 int &decl_line, int &decl_column, int &call_file, 89 int &call_line, int &call_column, 90 lldb_private::DWARFExpression *frame_base) const; 91 }; 92 93 #endif // LLDB_SOURCE_PLUGINS_SYMBOLFILE_DWARF_DWARFDIE_H 94