1//===-- DWARFDebugAranges.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 SymbolFileDWARF_DWARFDebugAranges_h_ 10#define SymbolFileDWARF_DWARFDebugAranges_h_ 11 12#include "lldb/Core/dwarf.h" 13#include "lldb/Utility/RangeMap.h" 14#include "llvm/Support/Error.h" 15 16class DWARFDebugAranges { 17protected: 18 typedef lldb_private::RangeDataVector<dw_addr_t, uint32_t, dw_offset_t> 19 RangeToDIE; 20 21public: 22 typedef RangeToDIE::Entry Range; 23 typedef std::vector<RangeToDIE::Entry> RangeColl; 24 25 DWARFDebugAranges(); 26 27 void Clear() { m_aranges.Clear(); } 28 29 llvm::Error 30 extract(const lldb_private::DWARFDataExtractor &debug_aranges_data); 31 32 // Use append range multiple times and then call sort 33 void AppendRange(dw_offset_t cu_offset, dw_addr_t low_pc, dw_addr_t high_pc); 34 35 void Sort(bool minimize); 36 37 void Dump(lldb_private::Log *log) const; 38 39 dw_offset_t FindAddress(dw_addr_t address) const; 40 41 bool IsEmpty() const { return m_aranges.IsEmpty(); } 42 size_t GetNumRanges() const { return m_aranges.GetSize(); } 43 44 dw_offset_t OffsetAtIndex(uint32_t idx) const { 45 const Range *range = m_aranges.GetEntryAtIndex(idx); 46 if (range) 47 return range->data; 48 return DW_INVALID_OFFSET; 49 } 50 51protected: 52 RangeToDIE m_aranges; 53}; 54 55#endif // SymbolFileDWARF_DWARFDebugAranges_h_ 56