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aea0985814
Most of these are Dump functions that are never called, but there is one instance of entire unused classes (DWARFDebugMacinfo and DWARFDebugMacinfoEntry) which are also unreferenced in the codebase). Differential Revision: https://reviews.llvm.org/D59276 llvm-svn: 356490
80 lines
2.8 KiB
C++
80 lines
2.8 KiB
C++
//===-- DWARFDebugAbbrev.h --------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef SymbolFileDWARF_DWARFDebugAbbrev_h_
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#define SymbolFileDWARF_DWARFDebugAbbrev_h_
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#include <list>
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#include <map>
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#include "lldb/lldb-private.h"
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#include "DWARFAbbreviationDeclaration.h"
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#include "DWARFDefines.h"
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typedef std::vector<DWARFAbbreviationDeclaration>
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DWARFAbbreviationDeclarationColl;
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typedef DWARFAbbreviationDeclarationColl::iterator
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DWARFAbbreviationDeclarationCollIter;
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typedef DWARFAbbreviationDeclarationColl::const_iterator
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DWARFAbbreviationDeclarationCollConstIter;
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class DWARFAbbreviationDeclarationSet {
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public:
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DWARFAbbreviationDeclarationSet()
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: m_offset(DW_INVALID_OFFSET), m_idx_offset(0), m_decls() {}
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DWARFAbbreviationDeclarationSet(dw_offset_t offset, uint32_t idx_offset)
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: m_offset(offset), m_idx_offset(idx_offset), m_decls() {}
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void Clear();
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dw_offset_t GetOffset() const { return m_offset; }
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/// Extract all abbrev decls in a set. Returns llvm::ErrorSuccess() on
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/// success, and an appropriate llvm::Error object otherwise.
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llvm::Error extract(const lldb_private::DWARFDataExtractor &data,
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lldb::offset_t *offset_ptr);
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// void Encode(BinaryStreamBuf& debug_abbrev_buf) const;
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dw_uleb128_t
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AppendAbbrevDeclSequential(const DWARFAbbreviationDeclaration &abbrevDecl);
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void GetUnsupportedForms(std::set<dw_form_t> &invalid_forms) const;
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const DWARFAbbreviationDeclaration *
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GetAbbreviationDeclaration(dw_uleb128_t abbrCode) const;
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private:
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dw_offset_t m_offset;
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uint32_t m_idx_offset;
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std::vector<DWARFAbbreviationDeclaration> m_decls;
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};
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typedef std::map<dw_offset_t, DWARFAbbreviationDeclarationSet>
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DWARFAbbreviationDeclarationCollMap;
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typedef DWARFAbbreviationDeclarationCollMap::iterator
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DWARFAbbreviationDeclarationCollMapIter;
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typedef DWARFAbbreviationDeclarationCollMap::const_iterator
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DWARFAbbreviationDeclarationCollMapConstIter;
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class DWARFDebugAbbrev {
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public:
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DWARFDebugAbbrev();
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const DWARFAbbreviationDeclarationSet *
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GetAbbreviationDeclarationSet(dw_offset_t cu_abbr_offset) const;
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/// Extract all abbreviations for a particular compile unit. Returns
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/// llvm::ErrorSuccess() on success, and an appropriate llvm::Error object
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/// otherwise.
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llvm::Error parse(const lldb_private::DWARFDataExtractor &data);
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void GetUnsupportedForms(std::set<dw_form_t> &invalid_forms) const;
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protected:
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DWARFAbbreviationDeclarationCollMap m_abbrevCollMap;
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mutable DWARFAbbreviationDeclarationCollMapConstIter m_prev_abbr_offset_pos;
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};
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#endif // SymbolFileDWARF_DWARFDebugAbbrev_h_
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