1//==--- SourceLocation.cpp - Compact identifier for Source Files -*- C++ -*-==// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9// 10// This file defines accessor methods for the FullSourceLoc class. 11// 12//===----------------------------------------------------------------------===// 13 14#include "clang/Basic/SourceLocation.h" 15#include "clang/Basic/PrettyStackTrace.h" 16#include "clang/Basic/SourceManager.h" 17#include "llvm/Support/MemoryBuffer.h" 18#include "llvm/Support/raw_ostream.h" 19#include <cstdio> 20using namespace clang; 21 22//===----------------------------------------------------------------------===// 23// PrettyStackTraceLoc 24//===----------------------------------------------------------------------===// 25 26void PrettyStackTraceLoc::print(raw_ostream &OS) const { 27 if (Loc.isValid()) { 28 Loc.print(OS, SM); 29 OS << ": "; 30 } 31 OS << Message << '\n'; 32} 33 34//===----------------------------------------------------------------------===// 35// SourceLocation 36//===----------------------------------------------------------------------===// 37 38void SourceLocation::print(raw_ostream &OS, const SourceManager &SM)const{ 39 if (!isValid()) { 40 OS << "<invalid loc>"; 41 return; 42 } 43 44 if (isFileID()) { 45 PresumedLoc PLoc = SM.getPresumedLoc(*this); 46 47 if (PLoc.isInvalid()) { 48 OS << "<invalid>"; 49 return; 50 } 51 // The macro expansion and spelling pos is identical for file locs. 52 OS << PLoc.getFilename() << ':' << PLoc.getLine() 53 << ':' << PLoc.getColumn(); 54 return; 55 } 56 57 SM.getExpansionLoc(*this).print(OS, SM); 58 59 OS << " <Spelling="; 60 SM.getSpellingLoc(*this).print(OS, SM); 61 OS << '>'; 62} 63 64void SourceLocation::dump(const SourceManager &SM) const { 65 print(llvm::errs(), SM); 66} 67 68//===----------------------------------------------------------------------===// 69// FullSourceLoc 70//===----------------------------------------------------------------------===// 71 72FileID FullSourceLoc::getFileID() const { 73 assert(isValid()); 74 return SrcMgr->getFileID(*this); 75} 76 77 78FullSourceLoc FullSourceLoc::getExpansionLoc() const { 79 assert(isValid()); 80 return FullSourceLoc(SrcMgr->getExpansionLoc(*this), *SrcMgr); 81} 82 83FullSourceLoc FullSourceLoc::getSpellingLoc() const { 84 assert(isValid()); 85 return FullSourceLoc(SrcMgr->getSpellingLoc(*this), *SrcMgr); 86} 87 88unsigned FullSourceLoc::getExpansionLineNumber(bool *Invalid) const { 89 assert(isValid()); 90 return SrcMgr->getExpansionLineNumber(*this, Invalid); 91} 92 93unsigned FullSourceLoc::getExpansionColumnNumber(bool *Invalid) const { 94 assert(isValid()); 95 return SrcMgr->getExpansionColumnNumber(*this, Invalid); 96} 97 98unsigned FullSourceLoc::getSpellingLineNumber(bool *Invalid) const { 99 assert(isValid()); 100 return SrcMgr->getSpellingLineNumber(*this, Invalid); 101} 102 103unsigned FullSourceLoc::getSpellingColumnNumber(bool *Invalid) const { 104 assert(isValid()); 105 return SrcMgr->getSpellingColumnNumber(*this, Invalid); 106} 107 108bool FullSourceLoc::isInSystemHeader() const { 109 assert(isValid()); 110 return SrcMgr->isInSystemHeader(*this); 111} 112 113bool FullSourceLoc::isBeforeInTranslationUnitThan(SourceLocation Loc) const { 114 assert(isValid()); 115 return SrcMgr->isBeforeInTranslationUnit(*this, Loc); 116} 117 118void FullSourceLoc::dump() const { 119 SourceLocation::dump(*SrcMgr); 120} 121 122const char *FullSourceLoc::getCharacterData(bool *Invalid) const { 123 assert(isValid()); 124 return SrcMgr->getCharacterData(*this, Invalid); 125} 126 127const llvm::MemoryBuffer* FullSourceLoc::getBuffer(bool *Invalid) const { 128 assert(isValid()); 129 return SrcMgr->getBuffer(SrcMgr->getFileID(*this), Invalid); 130} 131 132StringRef FullSourceLoc::getBufferData(bool *Invalid) const { 133 return getBuffer(Invalid)->getBuffer(); 134} 135 136std::pair<FileID, unsigned> FullSourceLoc::getDecomposedLoc() const { 137 return SrcMgr->getDecomposedLoc(*this); 138} 139