| //===-- DWARFDebugAbbrev.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_SYMBOLFILE_DWARF_DWARFDEBUGABBREV_H |
| #define LLDB_SOURCE_PLUGINS_SYMBOLFILE_DWARF_DWARFDEBUGABBREV_H |
| |
| #include <list> |
| #include <map> |
| |
| #include "lldb/lldb-private.h" |
| |
| #include "DWARFAbbreviationDeclaration.h" |
| #include "DWARFDefines.h" |
| |
| typedef std::vector<DWARFAbbreviationDeclaration> |
| DWARFAbbreviationDeclarationColl; |
| typedef DWARFAbbreviationDeclarationColl::iterator |
| DWARFAbbreviationDeclarationCollIter; |
| typedef DWARFAbbreviationDeclarationColl::const_iterator |
| DWARFAbbreviationDeclarationCollConstIter; |
| |
| class DWARFAbbreviationDeclarationSet { |
| public: |
| DWARFAbbreviationDeclarationSet() : m_offset(DW_INVALID_OFFSET), m_decls() {} |
| |
| DWARFAbbreviationDeclarationSet(dw_offset_t offset, uint32_t idx_offset) |
| : m_offset(offset), m_idx_offset(idx_offset), m_decls() {} |
| |
| void Clear(); |
| dw_offset_t GetOffset() const { return m_offset; } |
| |
| /// Extract all abbrev decls in a set. Returns llvm::ErrorSuccess() on |
| /// success, and an appropriate llvm::Error object otherwise. |
| llvm::Error extract(const lldb_private::DWARFDataExtractor &data, |
| lldb::offset_t *offset_ptr); |
| // void Encode(BinaryStreamBuf& debug_abbrev_buf) const; |
| void GetUnsupportedForms(std::set<dw_form_t> &invalid_forms) const; |
| |
| const DWARFAbbreviationDeclaration * |
| GetAbbreviationDeclaration(dw_uleb128_t abbrCode) const; |
| |
| /// Unit test accessor functions. |
| /// @{ |
| uint32_t GetIndexOffset() const { return m_idx_offset; } |
| /// @} |
| private: |
| dw_offset_t m_offset; |
| uint32_t m_idx_offset = 0; |
| std::vector<DWARFAbbreviationDeclaration> m_decls; |
| }; |
| |
| typedef std::map<dw_offset_t, DWARFAbbreviationDeclarationSet> |
| DWARFAbbreviationDeclarationCollMap; |
| typedef DWARFAbbreviationDeclarationCollMap::iterator |
| DWARFAbbreviationDeclarationCollMapIter; |
| typedef DWARFAbbreviationDeclarationCollMap::const_iterator |
| DWARFAbbreviationDeclarationCollMapConstIter; |
| |
| class DWARFDebugAbbrev { |
| public: |
| DWARFDebugAbbrev(); |
| const DWARFAbbreviationDeclarationSet * |
| GetAbbreviationDeclarationSet(dw_offset_t cu_abbr_offset) const; |
| /// Extract all abbreviations for a particular compile unit. Returns |
| /// llvm::ErrorSuccess() on success, and an appropriate llvm::Error object |
| /// otherwise. |
| llvm::Error parse(const lldb_private::DWARFDataExtractor &data); |
| void GetUnsupportedForms(std::set<dw_form_t> &invalid_forms) const; |
| |
| protected: |
| DWARFAbbreviationDeclarationCollMap m_abbrevCollMap; |
| mutable DWARFAbbreviationDeclarationCollMapConstIter m_prev_abbr_offset_pos; |
| }; |
| |
| #endif // LLDB_SOURCE_PLUGINS_SYMBOLFILE_DWARF_DWARFDEBUGABBREV_H |