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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@313900 91177308-0d34-0410-b5e6-96231b3b80d8
52 lines
1.4 KiB
C++
52 lines
1.4 KiB
C++
//===- DWARFDebugFrame.h - Parsing of .debug_frame --------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_DEBUGINFO_DWARF_DWARFDEBUGFRAME_H
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#define LLVM_DEBUGINFO_DWARF_DWARFDEBUGFRAME_H
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#include "llvm/Support/DataExtractor.h"
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#include <memory>
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#include <vector>
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namespace llvm {
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class FrameEntry;
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class raw_ostream;
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/// \brief A parsed .debug_frame or .eh_frame section
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///
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class DWARFDebugFrame {
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// True if this is parsing an eh_frame section.
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bool IsEH;
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public:
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DWARFDebugFrame(bool IsEH);
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~DWARFDebugFrame();
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/// Dump the section data into the given stream.
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void dump(raw_ostream &OS, Optional<uint64_t> Offset) const;
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/// \brief Parse the section from raw data.
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/// data is assumed to be pointing to the beginning of the section.
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void parse(DataExtractor Data);
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/// Return whether the section has any entries.
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bool empty() const { return Entries.empty(); }
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/// Return the entry at the given offset or nullptr.
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FrameEntry *getEntryAtOffset(uint64_t Offset) const;
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private:
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std::vector<std::unique_ptr<FrameEntry>> Entries;
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};
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} // end namespace llvm
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#endif // LLVM_DEBUGINFO_DWARF_DWARFDEBUGFRAME_H
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