| 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 LLDB_SOURCE_PLUGINS_SYMBOLFILE_DWARF_DWARFDEBUGARANGES_H |
| 10 | #define LLDB_SOURCE_PLUGINS_SYMBOLFILE_DWARF_DWARFDEBUGARANGES_H |
| 11 | |
| 12 | #include "lldb/Core/dwarf.h" |
| 13 | #include "lldb/Utility/RangeMap.h" |
| 14 | #include "llvm/Support/Error.h" |
| 15 | |
| 16 | namespace lldb_private::plugin { |
| 17 | namespace dwarf { |
| 18 | class DWARFDebugAranges { |
| 19 | protected: |
| 20 | typedef RangeDataVector<dw_addr_t, uint32_t, dw_offset_t> RangeToDIE; |
| 21 | |
| 22 | public: |
| 23 | typedef RangeToDIE::Entry Range; |
| 24 | typedef std::vector<RangeToDIE::Entry> RangeColl; |
| 25 | |
| 26 | DWARFDebugAranges(); |
| 27 | |
| 28 | void Clear() { m_aranges.Clear(); } |
| 29 | |
| 30 | void extract(const 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(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(i: idx); |
| 46 | if (range) |
| 47 | return range->data; |
| 48 | return DW_INVALID_OFFSET; |
| 49 | } |
| 50 | |
| 51 | protected: |
| 52 | RangeToDIE m_aranges; |
| 53 | }; |
| 54 | } // namespace dwarf |
| 55 | } // namespace lldb_private::plugin |
| 56 | |
| 57 | #endif // LLDB_SOURCE_PLUGINS_SYMBOLFILE_DWARF_DWARFDEBUGARANGES_H |
| 58 |