예제 #1
0
파일: Sema.cpp 프로젝트: isanbard/flang
/// \brief Convert the specified DeclSpec to the appropriate type object.
QualType Sema::ActOnTypeName(ASTContext &C, DeclSpec &DS) {
  QualType Result;
  switch (DS.getTypeSpecType()) {
  case DeclSpec::TST_integer:
    Result = C.IntegerTy;
    break;
  case DeclSpec::TST_unspecified: // FIXME: Correct?
  case DeclSpec::TST_real:
    Result = C.RealTy;
    break;
  case DeclSpec::TST_doubleprecision:
    Result = C.DoublePrecisionTy;
    break;
  case DeclSpec::TST_character:
    Result = C.CharacterTy;
    break;
  case DeclSpec::TST_logical:
    Result = C.LogicalTy;
    break;
  case DeclSpec::TST_complex:
    Result = C.ComplexTy;
    break;
  case DeclSpec::TST_struct:
    // FIXME: Finish this.
    break;
  }

  if (!DS.hasAttributes())
    return Result;

  const Type *TypeNode = Result.getTypePtr();
  Qualifiers Quals = Qualifiers::fromOpaqueValue(DS.getAttributeSpecs());
  Quals.setIntentAttr(DS.getIntentSpec());
  Quals.setAccessAttr(DS.getAccessSpec());
  QualType EQs =  C.getExtQualType(TypeNode, Quals, DS.getKindSelector(),
                                   DS.getLengthSelector());
  if (!Quals.hasAttributeSpec(Qualifiers::AS_dimension))
    return EQs;

  return ActOnArraySpec(C, EQs, DS.getDimensions());
}
예제 #2
0
/// \brief Convert the specified DeclSpec to the appropriate type object.
QualType Sema::ActOnTypeName(ASTContext &C, DeclSpec &DS) {
  QualType Result;
  switch (DS.getTypeSpecType()) {
  case DeclSpec::TST_integer:
    Result = C.IntegerTy;
    break;
  case DeclSpec::TST_unspecified: // FIXME: Correct?
  case DeclSpec::TST_real:
    Result = C.RealTy;
    break;
  case DeclSpec::TST_character:
    if(DS.isStarLengthSelector())
      Result = C.NoLengthCharacterTy;
    else if(DS.hasLengthSelector())
      Result = QualType(C.getCharacterType(
                          EvalAndCheckCharacterLength(DS.getLengthSelector())), 0);
    else Result = C.CharacterTy;
    break;
  case DeclSpec::TST_logical:
    Result = C.LogicalTy;
    break;
  case DeclSpec::TST_complex:
    Result = C.ComplexTy;
    break;
  case DeclSpec::TST_struct:
    if(!DS.getRecord())
      Result = C.RealTy;
    else
      Result = C.getRecordType(DS.getRecord());
    break;
  }

  Type::TypeKind Kind = Type::NoKind;
  if(DS.hasKindSelector())
    Kind = EvalAndCheckTypeKind(Result, DS.getKindSelector());

  if(Kind != Type::NoKind || DS.isDoublePrecision() || DS.isByte()) {
    switch (DS.getTypeSpecType()) {
    case DeclSpec::TST_integer:
      Result = Kind == Type::NoKind? C.IntegerTy :
                         QualType(C.getBuiltinType(BuiltinType::Integer, Kind, true), 0);
      break;
    case DeclSpec::TST_real:
      Result = Kind == Type::NoKind? (DS.isDoublePrecision()? C.DoublePrecisionTy : C.RealTy) :
                         QualType(C.getBuiltinType(BuiltinType::Real, Kind, true), 0);
      break;
    case DeclSpec::TST_logical:
      Result = Kind == Type::NoKind? (DS.isByte()? C.ByteTy : C.LogicalTy) :
                         QualType(C.getBuiltinType(BuiltinType::Logical, Kind, true), 0);
      break;
    case DeclSpec::TST_complex:
      Result = Kind == Type::NoKind? (DS.isDoublePrecision()? C.DoubleComplexTy : C.ComplexTy) :
                         QualType(C.getBuiltinType(BuiltinType::Complex, Kind, true), 0);
      break;
    default:
      break;
    }
  }

  if (!DS.hasAttributes())
    return Result;

  const Type *TypeNode = Result.getTypePtr();
  Qualifiers Quals = Qualifiers::fromOpaqueValue(DS.getAttributeSpecs());
  Quals.setIntentAttr(DS.getIntentSpec());
  Quals.setAccessAttr(DS.getAccessSpec());

  Result = C.getExtQualType(TypeNode, Quals);

  if (!Quals.hasAttributeSpec(Qualifiers::AS_dimension))
    return Result;

  return ActOnArraySpec(C, Result, DS.getDimensions());
}