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//===-- DIContext.h ---------------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines DIContext, an abstract data structure that holds
// debug information data.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_DEBUGINFO_DICONTEXT_H
#define LLVM_DEBUGINFO_DICONTEXT_H
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/DataTypes.h"
#include <cstring>
namespace llvm {
class raw_ostream;
/// DILineInfo - a format-neutral container for source line information.
class DILineInfo {
const char *FileName;
uint32_t Line;
uint32_t Column;
public:
DILineInfo() : FileName("<invalid>"), Line(0), Column(0) {}
DILineInfo(const char *fileName, uint32_t line, uint32_t column)
: FileName(fileName), Line(line), Column(column) {}
const char *getFileName() const { return FileName; }
uint32_t getLine() const { return Line; }
uint32_t getColumn() const { return Column; }
bool operator==(const DILineInfo &RHS) const {
return Line == RHS.Line && Column == RHS.Column &&
std::strcmp(FileName, RHS.FileName) == 0;
}
bool operator!=(const DILineInfo &RHS) const {
return !(*this == RHS);
}
};
class DIContext {
public:
virtual ~DIContext();
/// getDWARFContext - get a context for binary DWARF data.
static DIContext *getDWARFContext(bool isLittleEndian,
StringRef infoSection,
StringRef abbrevSection,
StringRef aRangeSection = StringRef(),
StringRef lineSection = StringRef(),
StringRef stringSection = StringRef());
virtual void dump(raw_ostream &OS) = 0;
virtual DILineInfo getLineInfoForAddress(uint64_t address) = 0;
};
}
#endif
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