llvm-6502/lib/DebugInfo/DWARFAbbreviationDeclaration.h

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//===-- DWARFAbbreviationDeclaration.h --------------------------*- 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_DWARFABBREVIATIONDECLARATION_H
#define LLVM_DEBUGINFO_DWARFABBREVIATIONDECLARATION_H
#include "DWARFAttribute.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/Support/DataExtractor.h"
namespace llvm {
class raw_ostream;
class DWARFAbbreviationDeclaration {
uint32_t Code;
uint32_t Tag;
bool HasChildren;
SmallVector<DWARFAttribute, 8> Attribute;
public:
enum { InvalidCode = 0 };
DWARFAbbreviationDeclaration()
: Code(InvalidCode), Tag(0), HasChildren(0) {}
uint32_t getCode() const { return Code; }
uint32_t getTag() const { return Tag; }
bool hasChildren() const { return HasChildren; }
uint32_t getNumAttributes() const { return Attribute.size(); }
uint16_t getAttrByIndex(uint32_t idx) const {
return Attribute.size() > idx ? Attribute[idx].getAttribute() : 0;
}
uint16_t getFormByIndex(uint32_t idx) const {
return Attribute.size() > idx ? Attribute[idx].getForm() : 0;
}
uint32_t findAttributeIndex(uint16_t attr) const;
bool extract(DataExtractor data, uint32_t* offset_ptr);
bool extract(DataExtractor data, uint32_t* offset_ptr, uint32_t code);
bool isValid() const { return Code != 0 && Tag != 0; }
void dump(raw_ostream &OS) const;
const SmallVectorImpl<DWARFAttribute> &getAttributes() const {
return Attribute;
}
};
}
#endif