DIContext.h revision 226584
1131702Smbr//===-- DIContext.h ---------------------------------------------*- C++ -*-===// 2131702Smbr// 3131702Smbr// The LLVM Compiler Infrastructure 4131702Smbr// 5131702Smbr// This file is distributed under the University of Illinois Open Source 6131702Smbr// License. See LICENSE.TXT for details. 7131702Smbr// 8131702Smbr//===----------------------------------------------------------------------===// 9131702Smbr// 10131702Smbr// This file defines DIContext, an abstract data structure that holds 11131702Smbr// debug information data. 12131702Smbr// 13131702Smbr//===----------------------------------------------------------------------===// 14131702Smbr 15131702Smbr#ifndef LLVM_DEBUGINFO_DICONTEXT_H 16131702Smbr#define LLVM_DEBUGINFO_DICONTEXT_H 17131702Smbr 18131702Smbr#include "llvm/ADT/StringRef.h" 19131702Smbr#include "llvm/Support/DataTypes.h" 20131702Smbr#include <cstring> 21131702Smbr 22131702Smbrnamespace llvm { 23131702Smbr 24131702Smbrclass raw_ostream; 25131702Smbr 26131702Smbr/// DILineInfo - a format-neutral container for source line information. 27131702Smbrclass DILineInfo { 28131702Smbr const char *FileName; 29131702Smbr uint32_t Line; 30131702Smbr uint32_t Column; 31131702Smbrpublic: 32131702Smbr DILineInfo() : FileName("<invalid>"), Line(0), Column(0) {} 33131702Smbr DILineInfo(const char *fileName, uint32_t line, uint32_t column) 34131702Smbr : FileName(fileName), Line(line), Column(column) {} 35131702Smbr 36131702Smbr const char *getFileName() const { return FileName; } 37131702Smbr uint32_t getLine() const { return Line; } 38131702Smbr uint32_t getColumn() const { return Column; } 39131702Smbr 40131702Smbr bool operator==(const DILineInfo &RHS) const { 41131702Smbr return Line == RHS.Line && Column == RHS.Column && 42131702Smbr std::strcmp(FileName, RHS.FileName) == 0; 43131702Smbr } 44131702Smbr bool operator!=(const DILineInfo &RHS) const { 45131702Smbr return !(*this == RHS); 46131702Smbr } 47131702Smbr}; 48131702Smbr 49131702Smbrclass DIContext { 50131702Smbrpublic: 51131702Smbr virtual ~DIContext(); 52131702Smbr 53131702Smbr /// getDWARFContext - get a context for binary DWARF data. 54131702Smbr static DIContext *getDWARFContext(bool isLittleEndian, 55131702Smbr StringRef infoSection, 56131702Smbr StringRef abbrevSection, 57131702Smbr StringRef aRangeSection = StringRef(), 58131702Smbr StringRef lineSection = StringRef(), 59131702Smbr StringRef stringSection = StringRef()); 60131702Smbr 61 virtual void dump(raw_ostream &OS) = 0; 62 63 virtual DILineInfo getLineInfoForAddress(uint64_t address) = 0; 64}; 65 66} 67 68#endif 69