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Diffstat (limited to 'lib/Basic/SourceLocation.cpp')
-rw-r--r-- | lib/Basic/SourceLocation.cpp | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/lib/Basic/SourceLocation.cpp b/lib/Basic/SourceLocation.cpp new file mode 100644 index 000000000000..f21ec8b1e9d7 --- /dev/null +++ b/lib/Basic/SourceLocation.cpp @@ -0,0 +1,125 @@ +//==--- SourceLocation.cpp - Compact identifier for Source Files -*- 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 accessor methods for the FullSourceLoc class. +// +//===----------------------------------------------------------------------===// + +#include "clang/Basic/SourceLocation.h" +#include "clang/Basic/PrettyStackTrace.h" +#include "clang/Basic/SourceManager.h" +#include "llvm/Support/MemoryBuffer.h" +#include "llvm/Support/raw_ostream.h" +#include <cstdio> +using namespace clang; + +//===----------------------------------------------------------------------===// +// PrettyStackTraceLoc +//===----------------------------------------------------------------------===// + +void PrettyStackTraceLoc::print(llvm::raw_ostream &OS) const { + if (Loc.isValid()) { + Loc.print(OS, SM); + OS << ": "; + } + OS << Message << '\n'; +} + +//===----------------------------------------------------------------------===// +// SourceLocation +//===----------------------------------------------------------------------===// + +void SourceLocation::print(llvm::raw_ostream &OS, const SourceManager &SM)const{ + if (!isValid()) { + OS << "<invalid loc>"; + return; + } + + if (isFileID()) { + PresumedLoc PLoc = SM.getPresumedLoc(*this); + // The instantiation and spelling pos is identical for file locs. + OS << PLoc.getFilename() << ':' << PLoc.getLine() + << ':' << PLoc.getColumn(); + return; + } + + SM.getInstantiationLoc(*this).print(OS, SM); + + OS << " <Spelling="; + SM.getSpellingLoc(*this).print(OS, SM); + OS << '>'; +} + +void SourceLocation::dump(const SourceManager &SM) const { + print(llvm::errs(), SM); +} + +//===----------------------------------------------------------------------===// +// FullSourceLoc +//===----------------------------------------------------------------------===// + +FileID FullSourceLoc::getFileID() const { + assert(isValid()); + return SrcMgr->getFileID(*this); +} + + +FullSourceLoc FullSourceLoc::getInstantiationLoc() const { + assert(isValid()); + return FullSourceLoc(SrcMgr->getInstantiationLoc(*this), *SrcMgr); +} + +FullSourceLoc FullSourceLoc::getSpellingLoc() const { + assert(isValid()); + return FullSourceLoc(SrcMgr->getSpellingLoc(*this), *SrcMgr); +} + +unsigned FullSourceLoc::getInstantiationLineNumber() const { + assert(isValid()); + return SrcMgr->getInstantiationLineNumber(*this); +} + +unsigned FullSourceLoc::getInstantiationColumnNumber() const { + assert(isValid()); + return SrcMgr->getInstantiationColumnNumber(*this); +} + +unsigned FullSourceLoc::getSpellingLineNumber() const { + assert(isValid()); + return SrcMgr->getSpellingLineNumber(*this); +} + +unsigned FullSourceLoc::getSpellingColumnNumber() const { + assert(isValid()); + return SrcMgr->getSpellingColumnNumber(*this); +} + +bool FullSourceLoc::isInSystemHeader() const { + assert(isValid()); + return SrcMgr->isInSystemHeader(*this); +} + +const char *FullSourceLoc::getCharacterData() const { + assert(isValid()); + return SrcMgr->getCharacterData(*this); +} + +const llvm::MemoryBuffer* FullSourceLoc::getBuffer() const { + assert(isValid()); + return SrcMgr->getBuffer(SrcMgr->getFileID(*this)); +} + +std::pair<const char*, const char*> FullSourceLoc::getBufferData() const { + const llvm::MemoryBuffer *Buf = getBuffer(); + return std::make_pair(Buf->getBufferStart(), Buf->getBufferEnd()); +} + +std::pair<FileID, unsigned> FullSourceLoc::getDecomposedLoc() const { + return SrcMgr->getDecomposedLoc(*this); +} |