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57 lines
1.6 KiB
C++
57 lines
1.6 KiB
C++
//===- DWARFAttribute.h -----------------------------------------*- 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_DWARFATTRIBUTE_H
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#define LLVM_DEBUGINFO_DWARFATTRIBUTE_H
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#include "llvm/DebugInfo/DWARF/DWARFFormValue.h"
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#include "llvm/Support/Dwarf.h"
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#include <cstdint>
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namespace llvm {
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//===----------------------------------------------------------------------===//
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/// Encapsulates a DWARF attribute value and all of the data required to
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/// describe the attribute value.
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///
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/// This class is designed to be used by clients that want to iterate across all
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/// attributes in a DWARFDie.
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struct DWARFAttribute {
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/// The debug info/types offset for this attribute.
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uint32_t Offset = 0;
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/// The debug info/types section byte size of the data for this attribute.
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uint32_t ByteSize = 0;
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/// The attribute enumeration of this attribute.
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dwarf::Attribute Attr;
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/// The form and value for this attribute.
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DWARFFormValue Value;
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DWARFAttribute(uint32_t O, dwarf::Attribute A = dwarf::Attribute(0),
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dwarf::Form F = dwarf::Form(0)) : Attr(A), Value(F) {}
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bool isValid() const {
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return Offset != 0 && Attr != dwarf::Attribute(0);
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}
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explicit operator bool() const {
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return isValid();
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}
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void clear() {
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Offset = 0;
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ByteSize = 0;
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Attr = dwarf::Attribute(0);
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Value = DWARFFormValue();
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}
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};
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} // end namespace llvm
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#endif // LLVM_DEBUGINFO_DWARFATTRIBUTE_H
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