| //===-- DWARFDebugAranges.h -------------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef liblldb_DWARFDebugAranges_h_ |
| #define SymbolFileDWARF_DWARFDebugAranges_h_ |
| |
| #include "DWARFDebugArangeSet.h" |
| #include <list> |
| |
| class SymbolFileDWARF; |
| |
| class DWARFDebugAranges |
| { |
| public: |
| struct Range |
| { |
| Range( |
| dw_addr_t _lo_pc = DW_INVALID_ADDRESS, |
| dw_addr_t _hi_pc = DW_INVALID_ADDRESS, |
| dw_offset_t _offset = DW_INVALID_OFFSET) : |
| lo_pc(_lo_pc), |
| hi_pc(_hi_pc), |
| offset(_offset) |
| { |
| } |
| |
| void Clear() |
| { |
| lo_pc = hi_pc = DW_INVALID_ADDRESS; |
| offset = DW_INVALID_OFFSET; |
| } |
| |
| bool ValidRange() const |
| { |
| return hi_pc > lo_pc; |
| } |
| |
| bool Contains(const Range& range) const |
| { |
| return lo_pc <= range.lo_pc && range.hi_pc <= hi_pc; |
| } |
| |
| void Dump(lldb_private::Stream *s) const; |
| dw_addr_t lo_pc; // Start of address range |
| dw_addr_t hi_pc; // End of address range (not including this address) |
| dw_offset_t offset; // Offset of the compile unit or die |
| }; |
| |
| DWARFDebugAranges(); |
| |
| void Clear() { m_aranges.clear(); } |
| bool AllRangesAreContiguous(dw_addr_t& lo_pc, dw_addr_t& hi_pc) const; |
| bool GetMaxRange(dw_addr_t& lo_pc, dw_addr_t& hi_pc) const; |
| bool Extract(const lldb_private::DataExtractor &debug_aranges_data); |
| bool Generate(SymbolFileDWARF* dwarf2Data); |
| void InsertRange (dw_offset_t cu_offset, dw_addr_t low_pc, dw_addr_t high_pc); |
| void InsertRange (const DWARFDebugAranges::Range& range); |
| |
| // Use append range multiple times and then call sort |
| void AppendRange (dw_offset_t cu_offset, dw_addr_t low_pc, dw_addr_t high_pc); |
| void Sort(); |
| |
| const Range* RangeAtIndex(uint32_t idx) const |
| { |
| if (idx < m_aranges.size()) |
| return &m_aranges[idx]; |
| return NULL; |
| } |
| void Print() const; |
| dw_offset_t FindAddress(dw_addr_t address) const; |
| bool IsEmpty() const { return m_aranges.empty(); } |
| // void Dump(lldb_private::Stream *s); |
| uint32_t NumRanges() const |
| { |
| return m_aranges.size(); |
| } |
| |
| dw_offset_t OffsetAtIndex(uint32_t idx) const |
| { |
| if (idx < m_aranges.size()) |
| return m_aranges[idx].offset; |
| return DW_INVALID_OFFSET; |
| } |
| // void AppendDebugRanges(BinaryStreamBuf& debug_ranges, dw_addr_t cu_base_addr, uint32_t addr_size) const; |
| |
| static void Dump(SymbolFileDWARF* dwarf2Data, lldb_private::Stream *s); |
| |
| typedef std::vector<Range> RangeColl; |
| typedef RangeColl::const_iterator RangeCollIterator; |
| |
| protected: |
| |
| RangeColl m_aranges; |
| }; |
| |
| |
| #endif // SymbolFileDWARF_DWARFDebugAranges_h_ |