Exemple #1
0
int DeclarationName::compare(DeclarationName LHS, DeclarationName RHS) {
    if (LHS.getNameKind() != RHS.getNameKind())
        return (LHS.getNameKind() < RHS.getNameKind() ? -1 : 1);

    switch (LHS.getNameKind()) {
    case DeclarationName::Identifier: {
        IdentifierInfo *LII = LHS.getAsIdentifierInfo();
        IdentifierInfo *RII = RHS.getAsIdentifierInfo();
        if (!LII) return RII ? -1 : 0;
        if (!RII) return 1;

        return LII->getName().compare(RII->getName());
    }

    case DeclarationName::ObjCZeroArgSelector:
    case DeclarationName::ObjCOneArgSelector:
    case DeclarationName::ObjCMultiArgSelector: {
        Selector LHSSelector = LHS.getObjCSelector();
        Selector RHSSelector = RHS.getObjCSelector();
        unsigned LN = LHSSelector.getNumArgs(), RN = RHSSelector.getNumArgs();
        for (unsigned I = 0, N = std::min(LN, RN); I != N; ++I) {
            switch (LHSSelector.getNameForSlot(I).compare(
                        RHSSelector.getNameForSlot(I))) {
            case -1:
                return true;
            case 1:
                return false;
            default:
                break;
            }
        }

        return compareInt(LN, RN);
    }

    case DeclarationName::CXXConstructorName:
    case DeclarationName::CXXDestructorName:
    case DeclarationName::CXXConversionFunctionName:
        if (QualTypeOrdering()(LHS.getCXXNameType(), RHS.getCXXNameType()))
            return -1;
        if (QualTypeOrdering()(RHS.getCXXNameType(), LHS.getCXXNameType()))
            return 1;
        return 0;

    case DeclarationName::CXXOperatorName:
        return compareInt(LHS.getCXXOverloadedOperator(),
                          RHS.getCXXOverloadedOperator());

    case DeclarationName::CXXLiteralOperatorName:
        return LHS.getCXXLiteralIdentifier()->getName().compare(
                   RHS.getCXXLiteralIdentifier()->getName());

    case DeclarationName::CXXUsingDirective:
        return 0;
    }

    return 0;
}
Exemple #2
0
void ODRHash::AddDeclarationName(DeclarationName Name) {
  // Index all DeclarationName and use index numbers to refer to them.
  auto Result = DeclNameMap.insert(std::make_pair(Name, DeclNameMap.size()));
  ID.AddInteger(Result.first->second);
  if (!Result.second) {
    // If found in map, the the DeclarationName has previously been processed.
    return;
  }

  // First time processing each DeclarationName, also process its details.
  AddBoolean(Name.isEmpty());
  if (Name.isEmpty())
    return;

  auto Kind = Name.getNameKind();
  ID.AddInteger(Kind);
  switch (Kind) {
  case DeclarationName::Identifier:
    AddIdentifierInfo(Name.getAsIdentifierInfo());
    break;
  case DeclarationName::ObjCZeroArgSelector:
  case DeclarationName::ObjCOneArgSelector:
  case DeclarationName::ObjCMultiArgSelector: {
    Selector S = Name.getObjCSelector();
    AddBoolean(S.isNull());
    AddBoolean(S.isKeywordSelector());
    AddBoolean(S.isUnarySelector());
    unsigned NumArgs = S.getNumArgs();
    for (unsigned i = 0; i < NumArgs; ++i) {
      AddIdentifierInfo(S.getIdentifierInfoForSlot(i));
    }
    break;
  }
  case DeclarationName::CXXConstructorName:
  case DeclarationName::CXXDestructorName:
    AddQualType(Name.getCXXNameType());
    break;
  case DeclarationName::CXXOperatorName:
    ID.AddInteger(Name.getCXXOverloadedOperator());
    break;
  case DeclarationName::CXXLiteralOperatorName:
    AddIdentifierInfo(Name.getCXXLiteralIdentifier());
    break;
  case DeclarationName::CXXConversionFunctionName:
    AddQualType(Name.getCXXNameType());
    break;
  case DeclarationName::CXXUsingDirective:
    break;
  case DeclarationName::CXXDeductionGuideName: {
    auto *Template = Name.getCXXDeductionGuideTemplate();
    AddBoolean(Template);
    if (Template) {
      AddDecl(Template);
    }
  }
  }
}
Exemple #3
0
void ODRHash::AddDeclarationName(DeclarationName Name) {
  AddBoolean(Name.isEmpty());
  if (Name.isEmpty())
    return;

  auto Kind = Name.getNameKind();
  ID.AddInteger(Kind);
  switch (Kind) {
  case DeclarationName::Identifier:
    AddIdentifierInfo(Name.getAsIdentifierInfo());
    break;
  case DeclarationName::ObjCZeroArgSelector:
  case DeclarationName::ObjCOneArgSelector:
  case DeclarationName::ObjCMultiArgSelector: {
    Selector S = Name.getObjCSelector();
    AddBoolean(S.isNull());
    AddBoolean(S.isKeywordSelector());
    AddBoolean(S.isUnarySelector());
    unsigned NumArgs = S.getNumArgs();
    for (unsigned i = 0; i < NumArgs; ++i) {
      AddIdentifierInfo(S.getIdentifierInfoForSlot(i));
    }
    break;
  }
  case DeclarationName::CXXConstructorName:
  case DeclarationName::CXXDestructorName:
    AddQualType(Name.getCXXNameType());
    break;
  case DeclarationName::CXXOperatorName:
    ID.AddInteger(Name.getCXXOverloadedOperator());
    break;
  case DeclarationName::CXXLiteralOperatorName:
    AddIdentifierInfo(Name.getCXXLiteralIdentifier());
    break;
  case DeclarationName::CXXConversionFunctionName:
    AddQualType(Name.getCXXNameType());
    break;
  case DeclarationName::CXXUsingDirective:
    break;
  case DeclarationName::CXXDeductionGuideName: {
    auto *Template = Name.getCXXDeductionGuideTemplate();
    AddBoolean(Template);
    if (Template) {
      AddDecl(Template);
    }
  }
  }
}
Exemple #4
0
bool operator<(DeclarationName LHS, DeclarationName RHS) {
  if (LHS.getNameKind() != RHS.getNameKind())
    return LHS.getNameKind() < RHS.getNameKind();
  
  switch (LHS.getNameKind()) {
  case DeclarationName::Identifier:
    return LHS.getAsIdentifierInfo()->getName() < 
                                         RHS.getAsIdentifierInfo()->getName();

  case DeclarationName::ObjCZeroArgSelector:
  case DeclarationName::ObjCOneArgSelector:
  case DeclarationName::ObjCMultiArgSelector: {
    Selector LHSSelector = LHS.getObjCSelector();
    Selector RHSSelector = RHS.getObjCSelector();
    for (unsigned I = 0, 
               N = std::min(LHSSelector.getNumArgs(), RHSSelector.getNumArgs());
         I != N; ++I) {
      IdentifierInfo *LHSId = LHSSelector.getIdentifierInfoForSlot(I);
      IdentifierInfo *RHSId = RHSSelector.getIdentifierInfoForSlot(I);
      if (!LHSId || !RHSId)
        return LHSId && !RHSId;
        
      switch (LHSId->getName().compare(RHSId->getName())) {
      case -1: return true;
      case 1: return false;
      default: break;
      }
    }
    
    return LHSSelector.getNumArgs() < RHSSelector.getNumArgs();
  }
  
  case DeclarationName::CXXConstructorName:
  case DeclarationName::CXXDestructorName:
  case DeclarationName::CXXConversionFunctionName:
    return QualTypeOrdering()(LHS.getCXXNameType(), RHS.getCXXNameType());
              
  case DeclarationName::CXXOperatorName:
    return LHS.getCXXOverloadedOperator() < RHS.getCXXOverloadedOperator();
              
  case DeclarationName::CXXUsingDirective:
    return false;
  }
              
  return false;
}
Exemple #5
0
bool RewriteUtils::replaceCXXDestructorDeclName(
       const CXXDestructorDecl *DtorDecl,
       const std::string &Name)
{
  SourceLocation StartLoc = DtorDecl->getLocation();
  const char *StartBuf = SrcManager->getCharacterData(StartLoc);
  TransAssert((*StartBuf == '~') && "Invalid Destructor Location");
  // FIXME: it's quite ugly, better to use clang's Lexer
  unsigned Off = 0;
  StartBuf++;
  while (isspace(*StartBuf)) {
    StartBuf++;
    Off++;
  }

  std::string DName = DtorDecl->getNameAsString();
  DeclarationNameInfo NameInfo = DtorDecl->getNameInfo();
  DeclarationName DeclName = NameInfo.getName();
  const Type *Ty = DeclName.getCXXNameType().getTypePtr();
  size_t NameLen;
  if (Ty->getTypeClass() == Type::InjectedClassName) {
    const CXXRecordDecl *CXXRD = Ty->getAsCXXRecordDecl();
    std::string RDName = CXXRD->getNameAsString();
    NameLen = DName.find(RDName);
    TransAssert((NameLen != std::string::npos) && 
                "Cannot find RecordDecl Name!");
    NameLen += RDName.length();
  }
  else {
    NameLen = DName.length();
  }
  NameLen += Off;
 
  return !TheRewriter->ReplaceText(StartLoc,
                                   NameLen,
                                   "~" + Name);
}
Exemple #6
0
bool RewriteUtils::replaceFunctionDeclName(const FunctionDecl *FD,
                                      const std::string &NameStr)
{
  // We cannot naively use FD->getNameAsString() here. 
  // For example, for a template class
  // template<typename T>
  // class SomeClass {
  // public:
  //   SomeClass() {}
  // };
  // applying getNameAsString() on SomeClass() gives us SomeClass<T>.

  DeclarationNameInfo NameInfo = FD->getNameInfo();
  DeclarationName DeclName = NameInfo.getName();
  DeclarationName::NameKind K = DeclName.getNameKind();
  TransAssert((K != DeclarationName::CXXDestructorName) &&
              "Cannot rename CXXDestructorName here!");

  std::string FDName = FD->getNameAsString();
  size_t FDNameLen = FD->getNameAsString().length();
  if (K == DeclarationName::CXXConstructorName) {
    const Type *Ty = DeclName.getCXXNameType().getTypePtr();
    if (Ty->getTypeClass() == Type::InjectedClassName) {
      const CXXRecordDecl *CXXRD = Ty->getAsCXXRecordDecl();
      std::string RDName = CXXRD->getNameAsString();
      FDNameLen = FDName.find(RDName);
      TransAssert((FDNameLen != std::string::npos) && 
                  "Cannot find RecordDecl Name!");
      FDNameLen += RDName.length();
    }
  }

  return !TheRewriter->ReplaceText(NameInfo.getLoc(),
                                   FDNameLen,
                                   NameStr);
}