clang-1/lib/Basic/SourceLocation.cpp

131 строка
3.5 KiB
C++

//==--- 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 serialization methods for the SourceLocation class.
// This file defines accessor methods for the FullSourceLoc class.
//
//===----------------------------------------------------------------------===//
#include "clang/Basic/SourceLocation.h"
#include "clang/Basic/SourceManager.h"
#include "llvm/Bitcode/Serialize.h"
#include "llvm/Bitcode/Deserialize.h"
#include "llvm/Support/MemoryBuffer.h"
using namespace clang;
void SourceLocation::Emit(llvm::Serializer& S) const {
S.EmitInt(getRawEncoding());
}
SourceLocation SourceLocation::ReadVal(llvm::Deserializer& D) {
return SourceLocation::getFromRawEncoding(D.ReadInt());
}
void SourceLocation::dump(const SourceManager &SM) const {
if (!isValid()) {
fprintf(stderr, "<invalid loc>");
return;
}
if (isFileID()) {
PresumedLoc PLoc = SM.getPresumedLoc(*this);
// The instantiation and spelling pos is identical for file locs.
fprintf(stderr, "%s:%d:%d",
PLoc.getFilename(), PLoc.getLine(), PLoc.getColumn());
return;
}
SM.getInstantiationLoc(*this).dump(SM);
fprintf(stderr, " <Spelling=");
SM.getSpellingLoc(*this).dump(SM);
fprintf(stderr, ">");
}
void SourceRange::Emit(llvm::Serializer& S) const {
B.Emit(S);
E.Emit(S);
}
SourceRange SourceRange::ReadVal(llvm::Deserializer& D) {
SourceLocation A = SourceLocation::ReadVal(D);
SourceLocation B = SourceLocation::ReadVal(D);
return SourceRange(A,B);
}
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::getLineNumber() const {
assert(isValid());
return SrcMgr->getLineNumber(*this);
}
unsigned FullSourceLoc::getColumnNumber() const {
assert(isValid());
return SrcMgr->getColumnNumber(*this);
}
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());
}