| //===- DWARFDebugFrame.h - Parsing of .debug_frame --------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_DEBUGINFO_DWARF_DWARFDEBUGFRAME_H |
| #define LLVM_DEBUGINFO_DWARF_DWARFDEBUGFRAME_H |
| |
| #include "llvm/Support/DataExtractor.h" |
| #include <memory> |
| #include <vector> |
| |
| namespace llvm { |
| |
| class FrameEntry; |
| class raw_ostream; |
| |
| /// \brief A parsed .debug_frame or .eh_frame section |
| /// |
| class DWARFDebugFrame { |
| // True if this is parsing an eh_frame section. |
| bool IsEH; |
| |
| public: |
| DWARFDebugFrame(bool IsEH); |
| ~DWARFDebugFrame(); |
| |
| /// Dump the section data into the given stream. |
| void dump(raw_ostream &OS, Optional<uint64_t> Offset) const; |
| |
| /// \brief Parse the section from raw data. |
| /// data is assumed to be pointing to the beginning of the section. |
| void parse(DataExtractor Data); |
| |
| /// Return whether the section has any entries. |
| bool empty() const { return Entries.empty(); } |
| |
| /// Return the entry at the given offset or nullptr. |
| FrameEntry *getEntryAtOffset(uint64_t Offset) const; |
| |
| private: |
| std::vector<std::unique_ptr<FrameEntry>> Entries; |
| }; |
| |
| } // end namespace llvm |
| |
| #endif // LLVM_DEBUGINFO_DWARF_DWARFDEBUGFRAME_H |