continue;
Operator o = operators [i];
- Report.Error (216, o.Location,
+ container.Report.Error (216, o.Location,
"The operator `{0}' requires a matching operator `{1}' to also be defined",
o.GetSignatureForError (), Operator.GetName (o.GetMatchingOperator ()));
}
- if (has_equality_or_inequality && Report.WarningLevel > 2) {
+ if (has_equality_or_inequality && container.Report.WarningLevel > 2) {
if (container.Methods == null || !container.HasEquals)
- Report.Warning (660, 2, container.Location, "`{0}' defines operator == or operator != but does not override Object.Equals(object o)", container.GetSignatureForError ());
+ container.Report.Warning (660, 2, container.Location, "`{0}' defines operator == or operator != but does not override Object.Equals(object o)", container.GetSignatureForError ());
if (container.Methods == null || !container.HasGetHashCode)
- Report.Warning (661, 2, container.Location, "`{0}' defines operator == or operator != but does not override Object.GetHashCode()", container.GetSignatureForError ());
+ container.Report.Warning (661, 2, container.Location, "`{0}' defines operator == or operator != but does not override Object.GetHashCode()", container.GetSignatureForError ());
}
}
}
}
+ //
+ // Different context is needed when resolving type container base
+ // types. Type names come from the parent scope but type parameter
+ // names from the container scope.
+ //
+ struct BaseContext : IMemberContext
+ {
+ TypeContainer tc;
+
+ public BaseContext (TypeContainer tc)
+ {
+ this.tc = tc;
+ }
+
+ #region IMemberContext Members
+
+ public CompilerContext Compiler {
+ get { return tc.Compiler; }
+ }
+
+ public Type CurrentType {
+ get { return tc.Parent.CurrentType; }
+ }
+
+ public TypeParameter[] CurrentTypeParameters {
+ get { return tc.PartialContainer.CurrentTypeParameters; }
+ }
+
+ public TypeContainer CurrentTypeDefinition {
+ get { return tc.Parent.CurrentTypeDefinition; }
+ }
+
+ public bool IsObsolete {
+ get { return tc.IsObsolete; }
+ }
+
+ public bool IsUnsafe {
+ get { return tc.IsUnsafe; }
+ }
+
+ public bool IsStatic {
+ get { return tc.IsStatic; }
+ }
+
+ public string GetSignatureForError ()
+ {
+ throw new NotImplementedException ();
+ }
+
+ public ExtensionMethodGroupExpr LookupExtensionMethod (Type extensionType, string name, Location loc)
+ {
+ return null;
+ }
+
+ public FullNamedExpression LookupNamespaceAlias (string name)
+ {
+ return tc.Parent.LookupNamespaceAlias (name);
+ }
+
+ public FullNamedExpression LookupNamespaceOrType (string name, Location loc, bool ignore_cs0104)
+ {
+ TypeParameter[] tp = CurrentTypeParameters;
+ if (tp != null) {
+ TypeParameter t = TypeParameter.FindTypeParameter (tp, name);
+ if (t != null)
+ return new TypeParameterExpr (t, loc);
+ }
+
+ return tc.Parent.LookupNamespaceOrType (name, loc, ignore_cs0104);
+ }
+
+ #endregion
+ }
+
[Flags]
enum CachedMethods
{
TypeExpr base_type;
TypeExpr[] iface_exprs;
Type GenericType;
+ GenericTypeParameterBuilder[] nested_gen_params;
protected ArrayList type_bases;
compiler_generated.Add (c);
}
- public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb)
+ public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb, PredefinedAttributes pa)
{
- if (a.Type == TypeManager.default_member_type) {
+ if (a.Type == pa.DefaultMember) {
if (Indexers != null) {
Report.Error (646, a.Location, "Cannot specify the `DefaultMember' attribute on type containing an indexer");
return;
}
}
- base.ApplyAttributeBuilder (a, cb);
+ base.ApplyAttributeBuilder (a, cb, pa);
}
public override AttributeTargets AttributeTargets {
public bool IsComImport {
get {
- if (OptAttributes == null || TypeManager.comimport_attr_type == null)
+ if (OptAttributes == null)
return false;
- return OptAttributes.Contains (TypeManager.comimport_attr_type);
+ return OptAttributes.Contains (PredefinedAttributes.Get.ComImport);
}
}
}
}
- public void ResolveFieldInitializers (EmitContext ec)
+ public void ResolveFieldInitializers (BlockContext ec)
{
if (partial_parts != null) {
foreach (TypeContainer part in partial_parts) {
DoResolveFieldInitializers (ec);
}
- void DoResolveFieldInitializers (EmitContext ec)
+ void DoResolveFieldInitializers (BlockContext ec)
{
if (ec.IsStatic) {
if (initialized_static_fields == null)
}
}
- //
- // Emits the instance field initializers
- //
- public bool EmitFieldInitializers (EmitContext ec)
- {
- if (partial_parts != null) {
- foreach (TypeContainer part in partial_parts)
- part.EmitFieldInitializers (ec);
- }
-
- ArrayList fields;
-
- if (ec.IsStatic){
- fields = initialized_static_fields;
- } else {
- fields = initialized_fields;
- }
-
- if (fields == null)
- return true;
-
- foreach (FieldInitializer f in fields) {
- f.EmitStatement (ec);
- }
- return true;
- }
-
public override string DocComment {
get {
return comment;
int count = type_bases.Count;
TypeExpr [] ifaces = null;
+ IMemberContext base_context = new BaseContext (this);
for (int i = 0, j = 0; i < count; i++){
FullNamedExpression fne = (FullNamedExpression) type_bases [i];
// it does ObsoleteAttribute and constraint checks which require
// base type to be set
//
- TypeExpr fne_resolved = fne.ResolveAsBaseTerminal (this, false);
+ TypeExpr fne_resolved = fne.ResolveAsBaseTerminal (base_context, false);
if (fne_resolved == null)
continue;
if (i == 0 && Kind == Kind.Class && !fne_resolved.Type.IsInterface) {
- base_class = fne_resolved;
+ if (fne_resolved is DynamicTypeExpr)
+ Report.Error (1965, Location, "Class `{0}' cannot derive from the dynamic type",
+ GetSignatureForError ());
+ else
+ base_class = fne_resolved;
continue;
}
}
}
- if (Kind == Kind.Interface && !fne_resolved.AsAccessible (this)) {
+ if (Kind == Kind.Interface && !IsAccessibleAs (fne_resolved.Type)) {
Report.Error (61, fne.Location,
"Inconsistent accessibility: base interface `{0}' is less accessible than interface `{1}'",
fne_resolved.GetSignatureForError (), GetSignatureForError ());
if (base_class == TypeManager.system_object_expr)
base_class = new_base_class;
else {
- if (new_base_class != null && !new_base_class.Equals (base_class)) {
+ if (new_base_class != null && !TypeManager.IsEqual (new_base_class.Type, base_class.Type)) {
Report.SymbolRelatedToPreviousError (base_class.Location, "");
Report.Error (263, part.Location,
"Partial declarations of `{0}' must not specify different base classes",
default_parent = TypeManager.value_type;
else if (Kind == Kind.Enum)
default_parent = TypeManager.enum_type;
+ else if (Kind == Kind.Delegate)
+ default_parent = TypeManager.multicast_delegate_type;
//
// Sets .size to 1 for structs with no instance fields
int type_size = Kind == Kind.Struct && first_nonstatic_field == null ? 1 : 0;
if (IsTopLevel){
- if (TypeManager.NamespaceClash (Name, Location)) {
+ if (GlobalRootNamespace.Instance.IsNamespace (Name)) {
+ Report.Error (519, Location, "`{0}' clashes with a predefined namespace", Name);
return false;
}
- ModuleBuilder builder = CodeGen.Module.Builder;
+ ModuleBuilder builder = Module.Builder;
TypeBuilder = builder.DefineType (
Name, TypeAttr, default_parent, type_size);
} else {
TypeManager.AddUserType (this);
-#if GMCS_SOURCE
if (IsGeneric) {
string[] param_names = new string [TypeParameters.Length];
for (int i = 0; i < TypeParameters.Length; i++)
param_names [i] = TypeParameters [i].Name;
+#if GMCS_SOURCE
GenericTypeParameterBuilder[] gen_params = TypeBuilder.DefineGenericParameters (param_names);
- int offset = CountTypeParameters - CurrentTypeParameters.Length;
+ int offset = CountTypeParameters;
+ if (CurrentTypeParameters != null)
+ offset -= CurrentTypeParameters.Length;
+
+ if (offset > 0) {
+ nested_gen_params = new GenericTypeParameterBuilder [offset];
+ Array.Copy (gen_params, nested_gen_params, offset);
+ }
+
for (int i = offset; i < gen_params.Length; i++)
CurrentTypeParameters [i - offset].Define (gen_params [i]);
- }
+#else
+ nested_gen_params = null;
+ throw new NotSupportedException ();
#endif
+ }
return true;
}
// Let's do it as soon as possible, since code below can call DefineType() on classes
// that depend on us to be populated before they are.
//
- if (!(this is CompilerGeneratedClass))
+ if (!(this is CompilerGeneratedClass) && !(this is Delegate))
RootContext.RegisterOrder (this);
if (!CheckRecursiveDefinition (this))
void UpdateTypeParameterConstraints (TypeContainer part)
{
- TypeParameter[] current_params = CurrentTypeParameters;
+ TypeParameter[] current_params = type_params;
for (int i = 0; i < current_params.Length; i++) {
- Constraints c = part.CurrentTypeParameters [i].Constraints;
+ Constraints c = part.type_params [i].Constraints;
if (c == null)
continue;
throw new InternalErrorException ();
TypeExpr current_type = null;
-
- foreach (TypeParameter type_param in CurrentTypeParameters) {
- if (!type_param.Resolve (this)) {
- error = true;
- return false;
+ if (CurrentTypeParameters != null) {
+ foreach (TypeParameter type_param in CurrentTypeParameters) {
+ if (!type_param.Resolve (this)) {
+ error = true;
+ return false;
+ }
}
- }
- if (partial_parts != null && is_generic) {
- foreach (TypeContainer part in partial_parts)
- UpdateTypeParameterConstraints (part);
+ if (partial_parts != null) {
+ foreach (TypeContainer part in partial_parts)
+ UpdateTypeParameterConstraints (part);
+ }
}
- foreach (TypeParameter type_param in TypeParameters) {
- if (!type_param.DefineType (this)) {
- error = true;
- return false;
+ for (int i = 0; i < TypeParameters.Length; ++i) {
+ //
+ // FIXME: Same should be done for delegates
+ // TODO: Quite ugly way how to propagate constraints to
+ // nested types
+ //
+ if (nested_gen_params != null && i < nested_gen_params.Length) {
+ TypeParameters [i].SetConstraints (nested_gen_params [i]);
+ } else {
+ if (!TypeParameters [i].DefineType (this)) {
+ error = true;
+ return false;
+ }
}
}
return false;
}
- CurrentType = current_type.Type;
+ currentType = current_type.Type;
return true;
}
return true;
}
+ public override TypeParameter[] CurrentTypeParameters {
+ get {
+ return PartialContainer.type_params;
+ }
+ }
+
/// <summary>
/// Populates our TypeBuilder with fields and methods
/// </summary>
if (iface_exprs != null) {
foreach (TypeExpr iface in iface_exprs) {
ObsoleteAttribute oa = AttributeTester.GetObsoleteAttribute (iface.Type);
- if ((oa != null) && !IsInObsoleteScope)
+ if ((oa != null) && !IsObsolete)
AttributeTester.Report_ObsoleteMessage (
- oa, iface.GetSignatureForError (), Location);
+ oa, iface.GetSignatureForError (), Location, Report);
GenericTypeExpr ct = iface as GenericTypeExpr;
- if ((ct != null) && !ct.CheckConstraints (this))
- return false;
+ if (ct != null) {
+ // TODO: passing `this' is wrong, should be base type iface instead
+ TypeManager.CheckTypeVariance (ct.Type, Variance.Covariant, this);
+
+ if (!ct.CheckConstraints (this))
+ return false;
+ }
}
}
if (base_type != null) {
ObsoleteAttribute obsolete_attr = AttributeTester.GetObsoleteAttribute (base_type.Type);
- if (obsolete_attr != null && !IsInObsoleteScope)
- AttributeTester.Report_ObsoleteMessage (obsolete_attr, base_type.GetSignatureForError (), Location);
+ if (obsolete_attr != null && !IsObsolete)
+ AttributeTester.Report_ObsoleteMessage (obsolete_attr, base_type.GetSignatureForError (), Location, Report);
GenericTypeExpr ct = base_type as GenericTypeExpr;
if ((ct != null) && !ct.CheckConstraints (this))
return false;
+ TypeContainer baseContainer = TypeManager.LookupTypeContainer(base_type.Type);
+ if (baseContainer != null)
+ baseContainer.Define();
+
member_cache = new MemberCache (base_type.Type, this);
} else if (Kind == Kind.Interface) {
member_cache = new MemberCache (null, this);
if (requires_delayed_unmanagedtype_check) {
requires_delayed_unmanagedtype_check = false;
- foreach (Field f in fields) {
+ foreach (FieldBase f in fields) {
if (f.MemberType != null && f.MemberType.IsPointer)
TypeManager.VerifyUnManaged (f.MemberType, f.Location);
}
GenericType = CurrentType;
}
-#if GMCS_SOURCE
//
// FIXME: This hack is needed because member cache does not work
// with generic types, we rely on runtime to inflate dynamic types.
// TODO: This hack requires member cache refactoring to be removed
//
- if (TypeBuilder.IsGenericType)
+ if (TypeManager.IsGenericType (TypeBuilder))
member_cache = new MemberCache (this);
-#endif
return true;
}
if (!seen_normal_indexers)
return;
- if (TypeManager.default_member_ctor == null) {
- if (TypeManager.default_member_type == null) {
- TypeManager.default_member_type = TypeManager.CoreLookupType (
- "System.Reflection", "DefaultMemberAttribute", Kind.Class, true);
-
- if (TypeManager.default_member_type == null)
- return;
- }
-
- TypeManager.default_member_ctor = TypeManager.GetPredefinedConstructor (
- TypeManager.default_member_type, Location, TypeManager.string_type);
-
- if (TypeManager.default_member_ctor == null)
- return;
- }
+ PredefinedAttribute pa = PredefinedAttributes.Get.DefaultMember;
+ if (pa.Constructor == null &&
+ !pa.ResolveConstructor (Location, TypeManager.string_type))
+ return;
- CustomAttributeBuilder cb = new CustomAttributeBuilder (TypeManager.default_member_ctor, new string [] { IndexerName });
+ CustomAttributeBuilder cb = new CustomAttributeBuilder (pa.Constructor, new string [] { IndexerName });
TypeBuilder.SetCustomAttribute (cb);
}
return;
}
- static void CheckMemberUsage (MemberCoreArrayList al, string member_type)
+ void CheckMemberUsage (MemberCoreArrayList al, string member_type)
{
if (al == null)
return;
}
if (pending != null)
- pending.VerifyPendingMethods ();
+ pending.VerifyPendingMethods (Report);
if (Report.Errors > 0)
return;
foreach (CompilerGeneratedClass c in compiler_generated)
c.CloseType ();
+ PartialContainer = null;
types = null;
properties = null;
delegates = null;
if (Kind == Kind.Struct){
if ((flags & va) != 0){
- Modifiers.Error_InvalidModifier (mc.Location, "virtual or abstract");
+ Modifiers.Error_InvalidModifier (mc.Location, "virtual or abstract", Report);
ok = false;
}
}
//
internal override void GenerateDocComment (DeclSpace ds)
{
- DocUtil.GenerateTypeDocComment (this, ds);
+ DocUtil.GenerateTypeDocComment (this, ds, Report);
}
public override string DocCommentHeader {
protected override bool AddToContainer (MemberCore symbol, string name)
{
- if (name == MemberName.Name && symbol.MemberName.Left == null) {
+ if (name == MemberName.Name) {
if (symbol is TypeParameter) {
Report.Error (694, symbol.Location,
"Type parameter `{0}' has same name as containing type, or method",
return false;
}
- Report.SymbolRelatedToPreviousError (this);
- Report.Error (542, symbol.Location, "`{0}': member names cannot be the same as their enclosing type",
- symbol.GetSignatureForError ());
- return false;
+ InterfaceMemberBase imb = symbol as InterfaceMemberBase;
+ if (imb == null || !imb.IsExplicitImpl) {
+ Report.SymbolRelatedToPreviousError (this);
+ Report.Error (542, symbol.Location, "`{0}': member names cannot be the same as their enclosing type",
+ symbol.GetSignatureForError ());
+ return false;
+ }
}
return base.AddToContainer (symbol, name);
}
}
- public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb)
+ public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb, PredefinedAttributes pa)
{
if (a.IsValidSecurityAttribute ()) {
if (declarative_security == null)
return;
}
- if (a.Type == TypeManager.struct_layout_attribute_type) {
+ if (a.Type == pa.StructLayout) {
PartialContainer.HasStructLayout = true;
if (a.GetLayoutKindValue () == LayoutKind.Explicit)
PartialContainer.HasExplicitLayout = true;
}
- base.ApplyAttributeBuilder (a, cb);
+ base.ApplyAttributeBuilder (a, cb, pa);
}
/// <summary>
Location);
AddConstructor (c);
- c.Block = new ToplevelBlock (ParametersCompiled.EmptyReadOnlyParameters, Location);
+ c.Block = new ToplevelBlock (Compiler, ParametersCompiled.EmptyReadOnlyParameters, Location);
}
public override bool Define ()
public override ExtensionMethodGroupExpr LookupExtensionMethod (Type extensionType, string name, Location loc)
{
- return NamespaceEntry.LookupExtensionMethod (extensionType, this, name, loc);
+ DeclSpace top_level = Parent;
+ if (top_level != null) {
+ while (top_level.Parent != null)
+ top_level = top_level.Parent;
+
+ ArrayList candidates = NamespaceEntry.NS.LookupExtensionMethod (extensionType, this, name);
+ if (candidates != null)
+ return new ExtensionMethodGroupExpr (candidates, NamespaceEntry, extensionType, loc);
+ }
+
+ return NamespaceEntry.LookupExtensionMethod (extensionType, name, loc);
}
protected override TypeAttributes TypeAttr {
: base (ns, parent, name, attrs, Kind.Class)
{
int accmods = Parent.Parent == null ? Modifiers.INTERNAL : Modifiers.PRIVATE;
- this.ModFlags = Modifiers.Check (AllowedModifiers, mod, accmods, Location);
+ this.ModFlags = Modifiers.Check (AllowedModifiers, mod, accmods, Location, Report);
if (IsStatic && RootContext.Version == LanguageVersion.ISO_1) {
Report.FeatureIsNotAvailable (Location, "static classes");
base.AddBasesForPart (part, bases);
}
- public override void ApplyAttributeBuilder(Attribute a, CustomAttributeBuilder cb)
+ public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb, PredefinedAttributes pa)
{
- if (a.Type == TypeManager.attribute_usage_type) {
+ if (a.Type == pa.AttributeUsage) {
if (!TypeManager.IsAttributeType (BaseType) &&
TypeBuilder.FullName != "System.Attribute") {
Report.Error (641, a.Location, "Attribute `{0}' is only valid on classes derived from System.Attribute", a.GetSignatureForError ());
}
}
- if (a.Type == TypeManager.conditional_attribute_type && !TypeManager.IsAttributeType (BaseType)) {
+ if (a.Type == pa.Conditional && !TypeManager.IsAttributeType (BaseType)) {
Report.Error (1689, a.Location, "Attribute `System.Diagnostics.ConditionalAttribute' is only valid on methods or attribute classes");
return;
}
- if (a.Type == TypeManager.comimport_attr_type && TypeManager.guid_attr_type != null &&
- !attributes.Contains (TypeManager.guid_attr_type)) {
- a.Error_MissingGuidAttribute ();
- return;
+ if (a.Type == pa.ComImport && !attributes.Contains (pa.Guid)) {
+ a.Error_MissingGuidAttribute ();
+ return;
}
- if (a.Type == TypeManager.extension_attribute_type) {
+ if (a.Type == pa.Extension) {
a.Error_MisusedExtensionAttribute ();
return;
}
if (AttributeTester.IsAttributeExcluded (a.Type, Location))
return;
- base.ApplyAttributeBuilder (a, cb);
+ base.ApplyAttributeBuilder (a, cb, pa);
}
public override AttributeTargets AttributeTargets {
{
base.Emit ();
-#if GMCS_SOURCE
if ((ModFlags & Modifiers.METHOD_EXTENSION) != 0)
- TypeBuilder.SetCustomAttribute (TypeManager.extension_attribute_attr);
-#endif
+ PredefinedAttributes.Get.Extension.EmitAttribute (TypeBuilder);
}
protected override TypeExpr[] ResolveBaseTypes (out TypeExpr base_class)
else if (Name != "System.Object")
base_class = TypeManager.system_object_expr;
} else {
- if (Kind == Kind.Class && base_class is TypeParameterExpr){
+ if (Kind == Kind.Class && TypeManager.IsGenericParameter (base_class.Type)){
Report.Error (
689, base_class.Location,
"Cannot derive from `{0}' because it is a type parameter",
return ifaces;
}
- if (!base_class.AsAccessible (this)) {
+ if (!IsAccessibleAs (base_class.Type)) {
Report.SymbolRelatedToPreviousError (base_class.Type);
Report.Error (60, Location, "Inconsistent accessibility: base class `{0}' is less accessible than class `{1}'",
TypeManager.CSharpName (base_class.Type), GetSignatureForError ());
if (OptAttributes == null)
return false;
- if (TypeManager.conditional_attribute_type == null)
- return false;
-
- Attribute[] attrs = OptAttributes.SearchMulti (TypeManager.conditional_attribute_type);
-
+ Attribute[] attrs = OptAttributes.SearchMulti (PredefinedAttributes.Get.Conditional);
if (attrs == null)
return false;
return true;
}
- bool IsStatic {
- get {
- return (ModFlags & Modifiers.STATIC) != 0;
- }
- }
-
//
// FIXME: How do we deal with the user specifying a different
// layout?
}
public sealed class Struct : ClassOrStruct {
+
+ bool is_unmanaged, has_unmanaged_check_done;
+
// <summary>
// Modifiers allowed in a struct declaration
// </summary>
else
accmods = Modifiers.PRIVATE;
- this.ModFlags = Modifiers.Check (AllowedModifiers, mod, accmods, Location);
+ this.ModFlags = Modifiers.Check (AllowedModifiers, mod, accmods, Location, Report);
this.ModFlags |= Modifiers.SEALED;
}
- public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb)
+ public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb, PredefinedAttributes pa)
{
- base.ApplyAttributeBuilder (a, cb);
+ base.ApplyAttributeBuilder (a, cb, pa);
//
// When struct constains fixed fixed and struct layout has explicitly
// set CharSet, its value has to be propagated to compiler generated
// fixed field types
//
- if (a.Type == TypeManager.struct_layout_attribute_type && Fields != null && a.HasField ("CharSet")) {
+ if (a.Type == pa.StructLayout && Fields != null && a.HasField ("CharSet")) {
for (int i = 0; i < Fields.Count; ++i) {
FixedField ff = Fields [i] as FixedField;
if (ff != null)
if (requires_delayed_unmanagedtype_check)
return true;
+ if (has_unmanaged_check_done)
+ return is_unmanaged;
+
+ has_unmanaged_check_done = true;
+
foreach (FieldBase f in fields) {
if ((f.ModFlags & Modifiers.STATIC) != 0)
continue;
// struct S { S* s; }
Type mt = f.MemberType;
if (mt == null) {
+ has_unmanaged_check_done = false;
requires_delayed_unmanagedtype_check = true;
return true;
}
return false;
}
+ is_unmanaged = true;
return true;
}
get {
const TypeAttributes DefaultTypeAttributes =
TypeAttributes.SequentialLayout |
- TypeAttributes.Sealed |
- TypeAttributes.BeforeFieldInit;
+ TypeAttributes.Sealed;
return base.TypeAttr | DefaultTypeAttributes;
}
else
accmods = Modifiers.PRIVATE;
- this.ModFlags = Modifiers.Check (AllowedModifiers, mod, accmods, name.Location);
+ this.ModFlags = Modifiers.Check (AllowedModifiers, mod, accmods, name.Location, Report);
}
- public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb)
+ public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb, PredefinedAttributes pa)
{
- if (a.Type == TypeManager.comimport_attr_type && TypeManager.guid_attr_type != null &&
- !attributes.Contains (TypeManager.guid_attr_type)) {
- a.Error_MissingGuidAttribute ();
- return;
+ if (a.Type == pa.ComImport && !attributes.Contains (pa.Guid)) {
+ a.Error_MissingGuidAttribute ();
+ return;
}
- base.ApplyAttributeBuilder (a, cb);
+
+ base.ApplyAttributeBuilder (a, cb, pa);
}
//
internal override void OnGenerateDocComment (XmlElement el)
{
- DocUtil.OnMethodGenerateDocComment (this, el);
+ DocUtil.OnMethodGenerateDocComment (this, el, Report);
}
//
if ((ModFlags & Modifiers.OVERRIDE) != 0) {
ObsoleteAttribute oa = AttributeTester.GetMethodObsoleteAttribute (base_method);
if (oa != null) {
- if (OptAttributes == null || TypeManager.obsolete_attribute_type == null || !OptAttributes.Contains (TypeManager.obsolete_attribute_type)) {
+ if (OptAttributes == null || !OptAttributes.Contains (PredefinedAttributes.Get.Obsolete)) {
Report.SymbolRelatedToPreviousError (base_method);
Report.Warning (672, 1, Location, "Member `{0}' overrides obsolete member `{1}'. Add the Obsolete attribute to `{0}'",
GetSignatureForError (), TypeManager.CSharpSignature (base_method));
}
} else {
- if (OptAttributes != null && TypeManager.obsolete_attribute_type != null && OptAttributes.Contains (TypeManager.obsolete_attribute_type)) {
+ if (OptAttributes != null && OptAttributes.Contains (PredefinedAttributes.Get.Obsolete)) {
Report.SymbolRelatedToPreviousError (base_method);
Report.Warning (809, 1, Location, "Obsolete member `{0}' overrides non-obsolete member `{1}'",
GetSignatureForError (), TypeManager.CSharpSignature (base_method));
protected virtual bool CheckForDuplications ()
{
return Parent.MemberCache.CheckExistingMembersOverloads (
- this, GetFullName (MemberName), ParametersCompiled.EmptyReadOnlyParameters);
+ this, GetFullName (MemberName), ParametersCompiled.EmptyReadOnlyParameters, Report);
}
//
if (!IsInterface && (base_method.IsVirtual || base_method.IsAbstract)) {
Report.Warning (114, 2, Location, "`{0}' hides inherited member `{1}'. To make the current member override that implementation, add the override keyword. Otherwise add the new keyword",
GetSignatureForError (), TypeManager.CSharpSignature (base_method));
+ if (base_method.IsAbstract){
+ Report.Error (533, Location, "`{0}' hides inherited abstract member `{1}'",
+ GetSignatureForError (), TypeManager.CSharpSignature (base_method));
+ ok = false;
+ }
} else {
Report.Warning (108, 2, Location, "`{0}' hides inherited member `{1}'. Use the new keyword if hiding was intended",
GetSignatureForError (), TypeManager.CSharpSignature (base_method));
Parent.PartialContainer.VerifyImplements (this);
}
- Modifiers.Check (Modifiers.AllowedExplicitImplFlags, explicit_mod_flags, 0, Location);
+ Modifiers.Check (Modifiers.AllowedExplicitImplFlags, explicit_mod_flags, 0, Location, Report);
}
return base.Define ();
protected bool DefineParameters (ParametersCompiled parameters)
{
- IResolveContext rc = GenericMethod == null ? this : (IResolveContext)ds;
-
- if (!parameters.Resolve (rc))
+ if (!parameters.Resolve (this))
return false;
bool error = false;
for (int i = 0; i < parameters.Count; ++i) {
Parameter p = parameters [i];
+
+ if (p.HasDefaultValue && (IsExplicitImpl || this is Operator || (this is Indexer && parameters.Count == 1)))
+ p.Warning_UselessOptionalParameter (Report);
+
if (p.CheckAccessibility (this))
continue;
public override void Emit()
{
// for extern static method must be specified either DllImport attribute or MethodImplAttribute.
- // We are more strict than Microsoft and report CS0626 as error
+ // We are more strict than csc and report this as an error because SRE does not allow emit that
if ((ModFlags & Modifiers.EXTERN) != 0 && !is_external_implementation) {
- Report.Error (626, Location,
- "`{0}' is marked as an external but has no DllImport attribute. Consider adding a DllImport attribute to specify the external implementation",
- GetSignatureForError ());
+ if (this is Constructor) {
+ Report.Error (824, Location,
+ "Constructor `{0}' is marked `external' but has no external implementation specified", GetSignatureForError ());
+ } else {
+ Report.Error (626, Location,
+ "`{0}' is marked as an external but has no DllImport attribute. Consider adding a DllImport attribute to specify the external implementation",
+ GetSignatureForError ());
+ }
}
base.Emit ();
{
}
- public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb)
+ public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb, PredefinedAttributes pa)
{
if (a.Target == AttributeTargets.ReturnValue) {
if (return_attributes == null)
return_attributes = new ReturnParameter (MethodBuilder, Location);
- return_attributes.ApplyAttributeBuilder (a, cb);
+ return_attributes.ApplyAttributeBuilder (a, cb, pa);
return;
}
is_external_implementation = true;
}
- if (a.Type == TypeManager.dllimport_type) {
+ if (a.Type == pa.DllImport) {
const int extern_static = Modifiers.EXTERN | Modifiers.STATIC;
if ((ModFlags & extern_static) != extern_static) {
Report.Error (601, a.Location, "The DllImport attribute must be specified on a method marked `static' and `extern'");
if (MemberName.IsGeneric)
name = MemberName.MakeName (name, MemberName.TypeArguments);
- return Parent.MemberCache.CheckExistingMembersOverloads (this, name, Parameters);
+ return Parent.MemberCache.CheckExistingMembersOverloads (this, name, Parameters, Report);
}
- public virtual EmitContext CreateEmitContext (DeclSpace tc, ILGenerator ig)
+ public virtual EmitContext CreateEmitContext (ILGenerator ig)
{
return new EmitContext (
- this, tc, this.ds, Location, ig, MemberType, ModFlags, false);
+ this, ig, MemberType);
}
protected override bool ResolveMemberType ()
// Current method is turned into automatically generated
// wrapper which creates an instance of iterator
//
- Iterator.CreateIterator (this, Parent.PartialContainer, ModFlags);
+ Iterator.CreateIterator (this, Parent.PartialContainer, ModFlags, Compiler);
ModFlags |= Modifiers.DEBUGGER_HIDDEN;
}
MethodData = new MethodData (
this, ModFlags, flags, this, MethodBuilder, GenericMethod, base_method);
- if (!MethodData.Define (Parent.PartialContainer, GetFullName (MemberName)))
+ if (!MethodData.Define (Parent.PartialContainer, GetFullName (MemberName), Report))
return false;
MethodBuilder = MethodData.MethodBuilder;
-#if GMCS_SOURCE
- if (MethodBuilder.IsGenericMethod)
+ if (TypeManager.IsGenericMethod (MethodBuilder))
Parent.MemberCache.AddGenericMember (MethodBuilder, this);
-#endif
Parent.MemberCache.AddMember (MethodBuilder, this);
if ((ModFlags & Modifiers.PARTIAL) != 0) {
for (int i = 0; i < Parameters.Count; ++i) {
- if (Parameters.FixedParameters[i].ModFlags == Parameter.Modifier.OUT) {
+ IParameterData p = Parameters.FixedParameters [i];
+ if (p.ModFlags == Parameter.Modifier.OUT) {
Report.Error (752, Location, "`{0}': A partial method parameters cannot use `out' modifier",
GetSignatureForError ());
- break;
}
+
+ if (p.HasDefaultValue && IsPartialImplementation)
+ ((Parameter) p).Warning_UselessOptionalParameter (Report);
}
}
}
public override void Emit ()
{
-#if GMCS_SOURCE
if ((ModFlags & Modifiers.COMPILER_GENERATED) != 0 && !Parent.IsCompilerGenerated)
- MethodBuilder.SetCustomAttribute (TypeManager.GetCompilerGeneratedAttribute (Location));
+ PredefinedAttributes.Get.CompilerGenerated.EmitAttribute (MethodBuilder);
if ((ModFlags & Modifiers.DEBUGGER_HIDDEN) != 0)
- MethodBuilder.SetCustomAttribute (TypeManager.GetDebuggerHiddenAttribute (Location));
-#endif
+ PredefinedAttributes.Get.DebuggerHidden.EmitAttribute (MethodBuilder);
+
+ if (TypeManager.IsDynamicType (ReturnType)) {
+ return_attributes = new ReturnParameter (MethodBuilder, Location);
+ return_attributes.EmitPredefined (PredefinedAttributes.Get.Dynamic, Location);
+ }
+
if (OptAttributes != null)
OptAttributes.Emit ();
if (OptAttributes == null)
return false;
- if (TypeManager.conditional_attribute_type == null)
- return false;
-
- Attribute[] attrs = OptAttributes.SearchMulti (TypeManager.conditional_attribute_type);
+ Attribute[] attrs = OptAttributes.SearchMulti (PredefinedAttributes.Get.Conditional);
if (attrs == null)
return false;
const int AllowedInterfaceModifiers =
Modifiers.NEW | Modifiers.UNSAFE;
+ Method partialMethodImplementation;
+
public Method (DeclSpace parent, GenericMethod generic,
FullNamedExpression return_type, int mod,
MemberName name, ParametersCompiled parameters, Attributes attrs)
return base.GetSignatureForError () + Parameters.GetSignatureForError ();
}
- static void Error_DuplicateEntryPoint (Method b)
+ void Error_DuplicateEntryPoint (Method b)
{
Report.Error (17, b.Location,
"Program `{0}' has more than one entry point defined: `{1}'",
(Parameters[0].ModFlags & ~Parameter.Modifier.PARAMS) == Parameter.Modifier.NONE;
}
- public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb)
+ public override FullNamedExpression LookupNamespaceOrType (string name, Location loc, bool ignore_cs0104)
{
- if (a.Type == TypeManager.conditional_attribute_type) {
+ TypeParameter[] tp = CurrentTypeParameters;
+ if (tp != null) {
+ TypeParameter t = TypeParameter.FindTypeParameter (tp, name);
+ if (t != null)
+ return new TypeParameterExpr (t, loc);
+ }
+
+ return base.LookupNamespaceOrType (name, loc, ignore_cs0104);
+ }
+
+ public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb, PredefinedAttributes pa)
+ {
+ if (a.Type == pa.Conditional) {
if (IsExplicitImpl) {
Error_ConditionalAttributeIsNotValid ();
return;
}
}
- if (a.Type == TypeManager.extension_attribute_type) {
+ if (a.Type == pa.Extension) {
a.Error_MisusedExtensionAttribute ();
return;
}
- base.ApplyAttributeBuilder (a, cb);
+ base.ApplyAttributeBuilder (a, cb, pa);
}
protected override bool CheckForDuplications ()
return true;
}
+ public override TypeParameter[] CurrentTypeParameters {
+ get {
+ if (GenericMethod != null)
+ return GenericMethod.CurrentTypeParameters;
+
+ return null;
+ }
+ }
+
//
// Creates the type
//
if (!base.Define ())
return false;
+ if (partialMethodImplementation != null && IsPartialDefinition)
+ MethodBuilder = partialMethodImplementation.MethodBuilder;
+
if (RootContext.StdLib && TypeManager.IsSpecialType (ReturnType)) {
- Error1599 (Location, ReturnType);
+ Error1599 (Location, ReturnType, Report);
return false;
}
return true;
if (Parameters.HasExtensionMethodType) {
- if (Parent.IsStaticClass && !Parent.IsGeneric) {
+ if (Parent.PartialContainer.IsStaticClass && !Parent.IsGeneric) {
if (!Parent.IsTopLevel)
Report.Error (1109, Location, "`{0}': Extension methods cannot be defined in a nested class",
GetSignatureForError ());
- if (TypeManager.extension_attribute_type == null) {
+ PredefinedAttribute pa = PredefinedAttributes.Get.Extension;
+ if (!pa.IsDefined) {
Report.Error (1110, Location,
"`{0}': Extension methods cannot be declared without a reference to System.Core.dll assembly. Add the assembly reference or remove `this' modifer from the first parameter",
GetSignatureForError ());
- } else if (TypeManager.extension_attribute_attr == null) {
- ConstructorInfo ci = TypeManager.GetPredefinedConstructor (
- TypeManager.extension_attribute_type, Location, System.Type.EmptyTypes);
-
- if (ci != null)
- TypeManager.extension_attribute_attr = new CustomAttributeBuilder (ci, new object [0]);
}
ModFlags |= Modifiers.METHOD_EXTENSION;
- Parent.ModFlags |= Modifiers.METHOD_EXTENSION;
+ Parent.PartialContainer.ModFlags |= Modifiers.METHOD_EXTENSION;
CodeGen.Assembly.HasExtensionMethods = true;
} else {
Report.Error (1106, Location, "`{0}': Extension methods must be defined in a non-generic static class",
Report.Debug (64, "METHOD EMIT", this, MethodBuilder, Location, Block, MethodData);
if (IsPartialDefinition) {
//
- // Do attribute checks only when partial implementation does not exist
+ // Use partial method implementation builder for partial method declaration attributes
//
- if (MethodBuilder == null)
- base.Emit ();
-
- return;
- }
-
- if ((ModFlags & Modifiers.PARTIAL) != 0 && (caching_flags & Flags.PartialDefinitionExists) == 0)
+ if (partialMethodImplementation != null) {
+ MethodBuilder = partialMethodImplementation.MethodBuilder;
+ return;
+ }
+ } else if ((ModFlags & Modifiers.PARTIAL) != 0 && (caching_flags & Flags.PartialDefinitionExists) == 0) {
Report.Error (759, Location, "A partial method `{0}' implementation is missing a partial method declaration",
GetSignatureForError ());
+ }
base.Emit ();
-#if GMCS_SOURCE
if ((ModFlags & Modifiers.METHOD_EXTENSION) != 0)
- MethodBuilder.SetCustomAttribute (TypeManager.extension_attribute_attr);
-#endif
-
+ PredefinedAttributes.Get.Extension.EmitAttribute (MethodBuilder);
} catch {
Console.WriteLine ("Internal compiler error at {0}: exception caught while emitting {1}",
Location, MethodBuilder);
return base.EnableOverloadChecks (overload);
}
- public static void Error1599 (Location loc, Type t)
+ public static void Error1599 (Location loc, Type t, Report Report)
{
Report.Error (1599, loc, "Method or delegate cannot return type `{0}'", TypeManager.CSharpName (t));
}
public void SetPartialDefinition (Method methodDefinition)
{
caching_flags |= Flags.PartialDefinitionExists;
- methodDefinition.MethodBuilder = MethodBuilder;
+ methodDefinition.partialMethodImplementation = this;
+
+ for (int i = 0; i < methodDefinition.Parameters.Count; ++i ) {
+ Parameters [i].DefaultValue = methodDefinition.Parameters [i].DefaultValue;
+ }
+
if (methodDefinition.attributes == null)
return;
if (!Parameters.IsEmpty) {
ArrayList al = (ArrayList)Parent.PartialContainer.MemberCache.Members [Name];
if (al.Count > 1)
- MemberCache.VerifyClsParameterConflict (al, this, MethodBuilder);
+ MemberCache.VerifyClsParameterConflict (al, this, MethodBuilder, Report);
}
return true;
public abstract class ConstructorInitializer : ExpressionStatement
{
- ArrayList argument_list;
+ Arguments argument_list;
MethodGroupExpr base_constructor_group;
-
- public ConstructorInitializer (ArrayList argument_list, Location loc)
+
+ public ConstructorInitializer (Arguments argument_list, Location loc)
{
this.argument_list = argument_list;
this.loc = loc;
}
- public ArrayList Arguments {
+ public Arguments Arguments {
get {
return argument_list;
}
}
- public override Expression CreateExpressionTree (EmitContext ec)
+ public override Expression CreateExpressionTree (ResolveContext ec)
{
throw new NotSupportedException ("ET");
}
- public bool Resolve (ConstructorBuilder caller_builder, EmitContext ec)
+ public override Expression DoResolve (ResolveContext ec)
{
- if (argument_list != null){
- foreach (Argument a in argument_list){
- if (!a.Resolve (ec, loc))
- return false;
+ eclass = ExprClass.Value;
+
+ // TODO: ec.GetSignatureForError ()
+ ConstructorBuilder caller_builder = ((Constructor) ec.MemberContext).ConstructorBuilder;
+
+ if (argument_list != null) {
+ bool dynamic;
+
+ //
+ // Spec mandates that constructor initializer will not have `this' access
+ //
+ using (ec.Set (ResolveContext.Options.BaseInitializer)) {
+ argument_list.Resolve (ec, out dynamic);
+ }
+
+ if (dynamic) {
+ SimpleName ctor = new SimpleName (ConstructorBuilder.ConstructorName, loc);
+ return new DynamicInvocation (ctor, argument_list, loc).Resolve (ec) as ExpressionStatement;
}
}
+ type = ec.CurrentType;
if (this is ConstructorBaseInitializer) {
- if (ec.ContainerType.BaseType == null)
- return true;
+ if (ec.CurrentType.BaseType == null)
+ return this;
- type = ec.ContainerType.BaseType;
- if (TypeManager.IsStruct (ec.ContainerType)) {
- Report.Error (522, loc,
+ type = ec.CurrentType.BaseType;
+ if (TypeManager.IsStruct (ec.CurrentType)) {
+ ec.Report.Error (522, loc,
"`{0}': Struct constructors cannot call base constructors", TypeManager.CSharpSignature (caller_builder));
- return false;
+ return this;
}
} else {
//
//
// struct D { public D (int a) : this () {}
//
- if (TypeManager.IsStruct (ec.ContainerType) && argument_list == null)
- return true;
-
- type = ec.ContainerType;
+ if (TypeManager.IsStruct (ec.CurrentType) && argument_list == null)
+ return this;
}
base_constructor_group = MemberLookupFinal (
loc) as MethodGroupExpr;
if (base_constructor_group == null)
- return false;
+ return this;
base_constructor_group = base_constructor_group.OverloadResolve (
ec, ref argument_list, false, loc);
if (base_constructor_group == null)
- return false;
+ return this;
+
+ if (!ec.IsStatic)
+ base_constructor_group.InstanceExpression = ec.GetThis (loc);
ConstructorInfo base_ctor = (ConstructorInfo)base_constructor_group;
-
+
if (base_ctor == caller_builder){
- Report.Error (516, loc, "Constructor `{0}' cannot call itself", TypeManager.CSharpSignature (caller_builder));
+ ec.Report.Error (516, loc, "Constructor `{0}' cannot call itself", TypeManager.CSharpSignature (caller_builder));
}
- return true;
- }
-
- public override Expression DoResolve (EmitContext ec)
- {
- throw new NotSupportedException ();
+ return this;
}
public override void Emit (EmitContext ec)
return;
ec.Mark (loc);
- if (!ec.IsStatic)
- base_constructor_group.InstanceExpression = ec.GetThis (loc);
-
+
base_constructor_group.EmitCall (ec, argument_list);
}
}
public class ConstructorBaseInitializer : ConstructorInitializer {
- public ConstructorBaseInitializer (ArrayList argument_list, Location l) :
+ public ConstructorBaseInitializer (Arguments argument_list, Location l) :
base (argument_list, l)
{
}
}
public class ConstructorThisInitializer : ConstructorInitializer {
- public ConstructorThisInitializer (ArrayList argument_list, Location l) :
+ public ConstructorThisInitializer (Arguments argument_list, Location l) :
base (argument_list, l)
{
}
(Initializer.Arguments == null);
}
- public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb)
+ public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb, PredefinedAttributes pa)
{
if (a.IsValidSecurityAttribute ()) {
if (declarative_security == null) {
if ((caching_flags & Flags.MethodOverloadsExist) != 0)
Parent.MemberCache.CheckExistingMembersOverloads (this, ConstructorInfo.ConstructorName,
- Parameters);
+ Parameters, Report);
if (Parent.PartialContainer.Kind == Kind.Struct) {
if (Parameters.Count == 0) {
// It's here only to report an error
if (block != null && block.IsIterator) {
member_type = TypeManager.void_type;
- Iterator.CreateIterator (this, Parent.PartialContainer, ModFlags);
+ Iterator.CreateIterator (this, Parent.PartialContainer, ModFlags, Compiler);
}
return true;
public override void Emit ()
{
if ((ModFlags & Modifiers.DEBUGGER_HIDDEN) != 0)
- ConstructorBuilder.SetCustomAttribute (TypeManager.GetDebuggerHiddenAttribute (Location));
+ PredefinedAttributes.Get.DebuggerHidden.EmitAttribute (ConstructorBuilder);
if (OptAttributes != null)
OptAttributes.Emit ();
base.Emit ();
- EmitContext ec = CreateEmitContext (null, null);
-
//
// If we use a "this (...)" constructor initializer, then
// do not emit field initializers, they are initialized in the other constructor
bool emit_field_initializers = ((ModFlags & Modifiers.STATIC) != 0) ||
!(Initializer is ConstructorThisInitializer);
+ BlockContext bc = new BlockContext (this, block, TypeManager.void_type);
+ bc.Set (ResolveContext.Options.ConstructorScope);
+
if (emit_field_initializers)
- Parent.PartialContainer.ResolveFieldInitializers (ec);
+ Parent.PartialContainer.ResolveFieldInitializers (bc);
if (block != null) {
// If this is a non-static `struct' constructor and doesn't have any
((ModFlags & Modifiers.STATIC) == 0) && (Initializer == null))
block.AddThisVariable (Parent, Location);
- if (!block.ResolveMeta (ec, Parameters))
- block = null;
-
if (block != null && (ModFlags & Modifiers.STATIC) == 0){
if (Parent.PartialContainer.Kind == Kind.Class && Initializer == null)
Initializer = new GeneratedBaseInitializer (Location);
- //
- // Spec mandates that Initializers will not have `this' access
- //
if (Initializer != null) {
- ec.IsStatic = true;
- Initializer.Resolve (ConstructorBuilder, ec);
- ec.IsStatic = false;
block.AddScopeStatement (new StatementExpression (Initializer));
}
}
}
Parameters.ApplyAttributes (ConstructorBuilder);
-
- SourceMethod source = null;
- if (block == null)
- ec.OmitDebuggingInfo = true;
- else
- source = SourceMethod.Create (Parent, ConstructorBuilder, block);
- bool unreachable = false;
- if (block != null) {
- if (!ec.ResolveTopBlock (null, block, Parameters, this, out unreachable))
- return;
+ SourceMethod source = SourceMethod.Create (Parent, ConstructorBuilder, block);
- ec.EmitMeta (block);
+ if (block != null) {
+ if (block.Resolve (null, bc, Parameters, this)) {
+ EmitContext ec = new EmitContext (this, ConstructorBuilder.GetILGenerator (), bc.ReturnType);
+ ec.With (EmitContext.Options.ConstructorScope, true);
- if (Report.Errors > 0)
- return;
+ if (!ec.HasReturnLabel && bc.HasReturnLabel) {
+ ec.ReturnLabel = bc.ReturnLabel;
+ ec.HasReturnLabel = true;
+ }
- ec.EmitResolvedTopBlock (block, unreachable);
+ block.Emit (ec);
+ }
}
if (source != null)
if (!Parameters.IsEmpty) {
ArrayList al = (ArrayList)Parent.MemberCache.Members [ConstructorInfo.ConstructorName];
if (al.Count > 2)
- MemberCache.VerifyClsParameterConflict (al, this, ConstructorBuilder);
+ MemberCache.VerifyClsParameterConflict (al, this, ConstructorBuilder, Report);
if (TypeManager.IsSubclassOf (Parent.TypeBuilder, TypeManager.attribute_type)) {
foreach (Type param in Parameters.Types) {
}
}
- public EmitContext CreateEmitContext (DeclSpace ds, ILGenerator ig)
+ public EmitContext CreateEmitContext (ILGenerator ig)
{
- ILGenerator ig_ = ConstructorBuilder.GetILGenerator ();
- EmitContext ec = new EmitContext (this, Parent, Location, ig_, TypeManager.void_type, ModFlags, true);
- ec.CurrentBlock = block;
- return ec;
+ throw new NotImplementedException ();
}
public bool IsExcluded()
Attributes OptAttributes { get; }
ToplevelBlock Block { get; set; }
- EmitContext CreateEmitContext (DeclSpace ds, ILGenerator ig);
+ EmitContext CreateEmitContext (ILGenerator ig);
ObsoleteAttribute GetObsoleteAttribute ();
string GetSignatureForError ();
bool IsExcluded ();
// Encapsulates most of the Method's state
//
public class MethodData {
-#if GMCS_SOURCE
static FieldInfo methodbuilder_attrs_field;
-#endif
public readonly IMethodData method;
public readonly GenericMethod GenericMethod;
this.parent_method = parent_method;
}
- public bool Define (DeclSpace parent, string method_full_name)
+ public bool Define (DeclSpace parent, string method_full_name, Report Report)
{
string name = method.MethodName.Basename;
if (implementing != null)
parent_method = implementing;
- EmitContext ec = method.CreateEmitContext (container, null);
- if (!GenericMethod.DefineType (ec, builder, parent_method, is_override))
+ if (!GenericMethod.DefineType (GenericMethod, builder, parent_method, is_override))
return false;
}
if (builder == null) {
builder = container.TypeBuilder.DefineMethod (
method_name, flags, method.CallingConventions,
- method.ReturnType, param.GetEmitTypes ());
+ TypeManager.TypeToReflectionType (method.ReturnType),
+ param.GetEmitTypes ());
return;
}
//
builder.SetParameters (param.GetEmitTypes ());
builder.SetReturnType (method.ReturnType);
-
+#endif
if (builder.Attributes != flags) {
try {
if (methodbuilder_attrs_field == null)
methodbuilder_attrs_field = typeof (MethodBuilder).GetField ("attrs", BindingFlags.NonPublic | BindingFlags.Instance);
methodbuilder_attrs_field.SetValue (builder, flags);
} catch {
- Report.RuntimeMissingSupport (method.Location, "Generic method MethodAttributes");
+ RootContext.ToplevelTypes.Compiler.Report.RuntimeMissingSupport (method.Location, "Generic method MethodAttributes");
}
}
-#else
- throw new InternalErrorException ();
-#endif
}
//
//
public void Emit (DeclSpace parent)
{
- ToplevelBlock block = method.Block;
-
- EmitContext ec;
- if (block != null)
- ec = method.CreateEmitContext (parent, builder.GetILGenerator ());
- else
- ec = method.CreateEmitContext (parent, null);
-
method.ParameterInfo.ApplyAttributes (MethodBuilder);
if (GenericMethod != null)
SourceMethod source = SourceMethod.Create (parent, MethodBuilder, method.Block);
- ec.EmitTopBlock (method, block);
+ ToplevelBlock block = method.Block;
+ if (block != null) {
+ BlockContext bc = new BlockContext ((IMemberContext) method, block, method.ReturnType);
+ if (block.Resolve (null, bc, method.ParameterInfo, method)) {
+ EmitContext ec = method.CreateEmitContext (MethodBuilder.GetILGenerator ());
+ if (!ec.HasReturnLabel && bc.HasReturnLabel) {
+ ec.ReturnLabel = bc.ReturnLabel;
+ ec.HasReturnLabel = true;
+ }
+
+ block.Emit (ec);
+ }
+ }
if (source != null) {
method.EmitExtraSymbolInfo (source);
ModFlags |= Modifiers.PROTECTED;
}
- public override void ApplyAttributeBuilder(Attribute a, CustomAttributeBuilder cb)
+ public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb, PredefinedAttributes pa)
{
- if (a.Type == TypeManager.conditional_attribute_type) {
+ if (a.Type == pa.Conditional) {
Error_ConditionalAttributeIsNotValid ();
return;
}
- base.ApplyAttributeBuilder (a, cb);
+ base.ApplyAttributeBuilder (a, cb, pa);
}
protected override bool CheckBase ()
Type base_type = Parent.PartialContainer.BaseCache.Container.Type;
if (base_type != null && Block != null) {
- MethodGroupExpr method_expr = Expression.MethodLookup (Parent.TypeBuilder, base_type, MetadataName, Location);
+ MethodGroupExpr method_expr = Expression.MethodLookup (Parent.Module.Compiler, Parent.TypeBuilder, base_type, MetadataName, Location);
if (method_expr == null)
throw new NotImplementedException ();
method_expr.IsBase = true;
method_expr.InstanceExpression = new CompilerGeneratedThis (Parent.TypeBuilder, Location);
- ToplevelBlock new_block = new ToplevelBlock (Block.StartLocation);
+ ToplevelBlock new_block = new ToplevelBlock (Compiler, Block.StartLocation);
new_block.EndLocation = Block.EndLocation;
Block finaly_block = new ExplicitBlock (new_block, Location, Location);
// TODO: Should use AddScopeStatement or something else which emits correct
// debugger scope
//
- finaly_block.AddStatement (new StatementExpression (new Invocation (method_expr, new ArrayList (0))));
+ finaly_block.AddStatement (new StatementExpression (new Invocation (method_expr, new Arguments (0))));
new_block.AddStatement (new TryFinally (try_block, finaly_block, Location));
block = new_block;
{
this.ds = generic != null ? generic : (DeclSpace) parent;
this.type_name = type;
- ModFlags = Modifiers.Check (allowed_mod, mod, def_mod, Location);
+ ModFlags = Modifiers.Check (allowed_mod, mod, def_mod, Location, Report);
GenericMethod = generic;
if (GenericMethod != null)
GenericMethod.ModFlags = ModFlags;
"accessible than field `" + GetSignatureForError () + "'");
}
}
+
+ Variance variance = this is Event ? Variance.Contravariant : Variance.Covariant;
+ TypeManager.CheckTypeVariance (MemberType, variance, this);
}
protected bool IsTypePermitted ()
if (member_type != null)
throw new InternalErrorException ("Multi-resolve");
- IResolveContext rc = GenericMethod == null ? this : (IResolveContext) ds;
- TypeExpr te = type_name.ResolveAsTypeTerminal (rc, false);
+ TypeExpr te = type_name.ResolveAsTypeTerminal (this, false);
if (te == null)
return false;
-
+
//
// Replace original type name, error reporting can use fully resolved name
//
}
}
- public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb)
+ public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb, PredefinedAttributes pa)
{
- if (a.Type == TypeManager.field_offset_attribute_type) {
+ if (a.Type == pa.FieldOffset) {
status |= Status.HAS_OFFSET;
if (!Parent.PartialContainer.HasExplicitLayout) {
}
#if NET_2_0
- if (a.Type == TypeManager.fixed_buffer_attr_type) {
+ if (a.Type == pa.FixedBuffer) {
Report.Error (1716, Location, "Do not use 'System.Runtime.CompilerServices.FixedBuffer' attribute. Use the 'fixed' field modifier instead");
return;
}
#endif
#if !NET_2_0
- if (a.Type == TypeManager.marshal_as_attr_type) {
+ if (a.Type == pa.MarshalAs) {
UnmanagedMarshal marshal = a.GetMarshal (this);
if (marshal != null) {
FieldBuilder.SetMarshal (marshal);
return true;
}
- if ((ModFlags & (Modifiers.NEW | Modifiers.OVERRIDE)) == 0) {
+ if ((ModFlags & (Modifiers.NEW | Modifiers.OVERRIDE | Modifiers.BACKING_FIELD)) == 0) {
Report.SymbolRelatedToPreviousError (conflict_symbol);
Report.Warning (108, 2, Location, "`{0}' hides inherited member `{1}'. Use the new keyword if hiding was intended",
GetSignatureForError (), TypeManager.GetFullNameSignature (conflict_symbol));
return;
if (MemberType.IsSealed && MemberType.IsAbstract) {
- Error_VariableOfStaticClass (Location, GetSignatureForError (), MemberType);
+ Error_VariableOfStaticClass (Location, GetSignatureForError (), MemberType, Report);
}
CheckBase ();
public override void Emit ()
{
-#if GMCS_SOURCE
+ if (TypeManager.IsDynamicType (member_type))
+ PredefinedAttributes.Get.Dynamic.EmitAttribute (FieldBuilder);
+
if ((ModFlags & Modifiers.COMPILER_GENERATED) != 0 && !Parent.IsCompilerGenerated)
- FieldBuilder.SetCustomAttribute (TypeManager.GetCompilerGeneratedAttribute (Location));
-#endif
+ PredefinedAttributes.Get.CompilerGenerated.EmitAttribute (FieldBuilder);
if (OptAttributes != null) {
OptAttributes.Emit ();
base.Emit ();
}
- public static void Error_VariableOfStaticClass (Location loc, string variable_name, Type static_class)
+ public static void Error_VariableOfStaticClass (Location loc, string variable_name, Type static_class, Report Report)
{
Report.SymbolRelatedToPreviousError (static_class);
Report.Error (723, loc, "`{0}': cannot declare variables of static types",
// Create nested fixed buffer container
string name = String.Format ("<{0}>__FixedBuffer{1}", Name, GlobalCounter++);
- fixed_buffer_type = Parent.TypeBuilder.DefineNestedType (name, CodeGen.Module.DefaultCharSetType |
+ fixed_buffer_type = Parent.TypeBuilder.DefineNestedType (name, Parent.Module.DefaultCharSetType |
TypeAttributes.NestedPublic | TypeAttributes.Sealed | TypeAttributes.BeforeFieldInit, TypeManager.value_type);
element = fixed_buffer_type.DefineField (FixedElementName, MemberType, FieldAttributes.Public);
{
base.DoMemberTypeIndependentChecks ();
- if (!Parent.IsInUnsafeScope)
- Expression.UnsafeError (Location);
+ if (!Parent.IsUnsafe)
+ Expression.UnsafeError (Report, Location);
if (Parent.PartialContainer.Kind != Kind.Struct) {
Report.Error (1642, Location, "`{0}': Fixed size buffer fields may only be members of structs",
public override void Emit()
{
- EmitContext ec = new EmitContext (this, Parent, Location, null, TypeManager.void_type, ModFlags);
- Constant c = size_expr.ResolveAsConstant (ec, this);
+ ResolveContext rc = new ResolveContext (this);
+ Constant c = size_expr.ResolveAsConstant (rc, this);
if (c == null)
return;
- IntConstant buffer_size_const = c.ImplicitConversionRequired (ec, TypeManager.int32_type, Location) as IntConstant;
+ IntConstant buffer_size_const = c.ImplicitConversionRequired (rc, TypeManager.int32_type, Location) as IntConstant;
if (buffer_size_const == null)
return;
buffer_size *= type_size;
EmitFieldSize (buffer_size);
-#if GMCS_SOURCE
- //
- // Emit compiler generated fixed buffer type attribute
- //
- CustomAttributeBuilder cab = TypeManager.unsafe_value_type_attr;
- if (cab == null) {
- Type attr_type = TypeManager.CoreLookupType (
- "System.Runtime.CompilerServices", "UnsafeValueTypeAttribute", Kind.Class, true);
-
- if (attr_type != null) {
- ConstructorInfo ci = TypeManager.GetPredefinedConstructor (attr_type, Location);
- if (ci != null) {
- cab = new CustomAttributeBuilder (ci, new object [0]);
- TypeManager.unsafe_value_type_attr = cab;
- }
- }
- }
+ PredefinedAttributes.Get.UnsafeValueType.EmitAttribute (fixed_buffer_type);
- if (cab != null)
- fixed_buffer_type.SetCustomAttribute (cab);
-#endif
base.Emit ();
}
void EmitFieldSize (int buffer_size)
{
- if (TypeManager.struct_layout_attribute_type == null) {
- TypeManager.struct_layout_attribute_type = TypeManager.CoreLookupType (
- "System.Runtime.InteropServices", "StructLayoutAttribute", Kind.Class, true);
+ CustomAttributeBuilder cab;
+ PredefinedAttribute pa;
- if (TypeManager.struct_layout_attribute_type == null)
+ pa = PredefinedAttributes.Get.StructLayout;
+ if (pa.Constructor == null &&
+ !pa.ResolveConstructor (Location, TypeManager.short_type))
return;
- }
+ // TODO: It's not cleared
if (fi == null)
- fi = new FieldInfo [] { TypeManager.struct_layout_attribute_type.GetField ("Size") };
+ fi = new FieldInfo[] { pa.Type.GetField ("Size") };
- object [] fi_val = new object [] { buffer_size };
-
- if (TypeManager.struct_layout_attribute_ctor == null) {
- TypeManager.struct_layout_attribute_ctor = TypeManager.GetPredefinedConstructor (
- TypeManager.struct_layout_attribute_type, Location, TypeManager.short_type);
- if (TypeManager.struct_layout_attribute_ctor == null)
- return;
- }
-
- CustomAttributeBuilder cab = new CustomAttributeBuilder (TypeManager.struct_layout_attribute_ctor,
+ object[] fi_val = new object[] { buffer_size };
+ cab = new CustomAttributeBuilder (pa.Constructor,
ctor_args, fi, fi_val);
fixed_buffer_type.SetCustomAttribute (cab);
// Don't emit FixedBufferAttribute attribute for private types
//
if ((ModFlags & Modifiers.PRIVATE) != 0)
- return;
-
- if (TypeManager.fixed_buffer_attr_ctor == null) {
- if (TypeManager.fixed_buffer_attr_type == null) {
- TypeManager.fixed_buffer_attr_type = TypeManager.CoreLookupType (
- "System.Runtime.CompilerServices", "FixedBufferAttribute", Kind.Class, true);
-
- if (TypeManager.fixed_buffer_attr_type == null)
- return;
- }
+ return;
- TypeManager.fixed_buffer_attr_ctor = TypeManager.GetPredefinedConstructor (TypeManager.fixed_buffer_attr_type,
- Location, TypeManager.type_type, TypeManager.int32_type);
-
- if (TypeManager.fixed_buffer_attr_ctor == null)
- return;
- }
+ pa = PredefinedAttributes.Get.FixedBuffer;
+ if (pa.Constructor == null &&
+ !pa.ResolveConstructor (Location, TypeManager.type_type, TypeManager.int32_type))
+ return;
- cab = new CustomAttributeBuilder (TypeManager.fixed_buffer_attr_ctor, new object [] { MemberType, buffer_size });
+ cab = new CustomAttributeBuilder (pa.Constructor, new object[] { MemberType, buffer_size });
FieldBuilder.SetCustomAttribute (cab);
}
MemberType == TypeManager.sbyte_type || MemberType == TypeManager.byte_type ||
MemberType == TypeManager.short_type || MemberType == TypeManager.ushort_type ||
MemberType == TypeManager.int32_type || MemberType == TypeManager.uint32_type ||
- MemberType == TypeManager.float_type)
+ MemberType == TypeManager.float_type ||
+ MemberType == TypeManager.intptr_type || MemberType == TypeManager.uintptr_type)
return true;
if (TypeManager.IsEnumType (MemberType))
Type[] required_modifier = null;
if ((ModFlags & Modifiers.VOLATILE) != 0) {
if (TypeManager.isvolatile_type == null)
- TypeManager.isvolatile_type = TypeManager.CoreLookupType (
+ TypeManager.isvolatile_type = TypeManager.CoreLookupType (Compiler,
"System.Runtime.CompilerServices", "IsVolatile", Kind.Class, true);
if (TypeManager.isvolatile_type != null)
FieldBuilder = Parent.TypeBuilder.DefineField (
Name, MemberType, Modifiers.FieldAttr (ModFlags));
#endif
- Parent.MemberCache.AddMember (FieldBuilder, this);
+ // Don't cache inaccessible fields
+ if ((ModFlags & Modifiers.BACKING_FIELD) == 0) {
+ Parent.MemberCache.AddMember (FieldBuilder, this);
+ }
+
TypeManager.RegisterFieldBase (FieldBuilder, this);
}
catch (ArgumentException) {
}
}
- public override string GetSignatureForError ()
- {
- string s = base.GetSignatureForError ();
- if ((ModFlags & Modifiers.BACKING_FIELD) == 0)
- return s;
-
- // Undecorate name mangling
- int l = s.LastIndexOf ('>');
- return s.Substring (0, l).Remove (s.LastIndexOf ('<'), 1);
- }
-
protected override bool VerifyClsCompliance ()
{
if (!base.VerifyClsCompliance ())
Attributes = attrs;
Location = loc;
Parameters = p;
- ModFlags = Modifiers.Check (AllowedModifiers, mod, 0, loc);
+ ModFlags = Modifiers.Check (AllowedModifiers, mod, 0, loc, RootContext.ToplevelTypes.Compiler.Report);
}
}
protected ToplevelBlock block;
protected ListDictionary declarative_security;
- // The accessor are created event if they are not wanted.
+ // The accessor are created even if they are not wanted.
// But we need them because their names are reserved.
// Field says whether accessor will be emited or not
public readonly bool IsDummy;
}
}
+ public EmitContext CreateEmitContext (ILGenerator ig)
+ {
+ return new EmitContext (this, ig, ReturnType);
+ }
+
public bool IsExcluded ()
{
return false;
public abstract ParametersCompiled ParameterInfo { get ; }
public abstract Type ReturnType { get; }
- public abstract EmitContext CreateEmitContext (DeclSpace ds, ILGenerator ig);
#endregion
- public override void ApplyAttributeBuilder(Attribute a, CustomAttributeBuilder cb)
+ public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb, PredefinedAttributes pa)
{
- if (a.Type == TypeManager.cls_compliant_attribute_type || a.Type == TypeManager.obsolete_attribute_type ||
- a.Type == TypeManager.conditional_attribute_type) {
+ if (a.Type == pa.CLSCompliant || a.Type == pa.Obsolete || a.Type == pa.Conditional) {
Report.Error (1667, a.Location,
"Attribute `{0}' is not valid on property or event accessors. It is valid on `{1}' declarations only",
TypeManager.CSharpName (a.Type), a.GetValidTargets ());
if (return_attributes == null)
return_attributes = new ReturnParameter (method_data.MethodBuilder, Location);
- return_attributes.ApplyAttributeBuilder (a, cb);
+ return_attributes.ApplyAttributeBuilder (a, cb, pa);
return;
}
- ApplyToExtraTarget (a, cb);
+ ApplyToExtraTarget (a, cb, pa);
}
- virtual protected void ApplyToExtraTarget (Attribute a, CustomAttributeBuilder cb)
+ protected virtual void ApplyToExtraTarget (Attribute a, CustomAttributeBuilder cb, PredefinedAttributes pa)
{
throw new NotSupportedException ("You forgot to define special attribute target handling");
}
throw new NotSupportedException ();
}
- public void Emit (DeclSpace parent)
+ public virtual void Emit (DeclSpace parent)
{
- EmitMethod (parent);
+ method_data.Emit (parent);
-#if GMCS_SOURCE
if ((ModFlags & Modifiers.COMPILER_GENERATED) != 0 && !Parent.IsCompilerGenerated)
- method_data.MethodBuilder.SetCustomAttribute (TypeManager.GetCompilerGeneratedAttribute (Location));
+ PredefinedAttributes.Get.CompilerGenerated.EmitAttribute (method_data.MethodBuilder);
if (((ModFlags & Modifiers.DEBUGGER_HIDDEN) != 0))
- method_data.MethodBuilder.SetCustomAttribute (TypeManager.GetDebuggerHiddenAttribute (Location));
-#endif
+ PredefinedAttributes.Get.DebuggerHidden.EmitAttribute (method_data.MethodBuilder);
+
+ if (TypeManager.IsDynamicType (ReturnType)) {
+ return_attributes = new ReturnParameter (method_data.MethodBuilder, Location);
+ return_attributes.EmitPredefined (PredefinedAttributes.Get.Dynamic, Location);
+ }
+
if (OptAttributes != null)
OptAttributes.Emit ();
block = null;
}
- protected virtual void EmitMethod (DeclSpace parent)
- {
- method_data.Emit (parent);
- }
-
public override bool EnableOverloadChecks (MemberCore overload)
{
// This can only happen with indexers and it will
method_data = new MethodData (method, ModFlags, flags, this);
- if (!method_data.Define (parent, method.GetFullName (MemberName)))
+ if (!method_data.Define (parent, method.GetFullName (MemberName), Report))
return null;
return method_data.MethodBuilder;
this.parameters = accessor.Parameters;
}
- protected override void ApplyToExtraTarget(Attribute a, CustomAttributeBuilder cb)
+ protected override void ApplyToExtraTarget (Attribute a, CustomAttributeBuilder cb, PredefinedAttributes pa)
{
if (a.Target == AttributeTargets.Parameter) {
if (param_attr == null)
param_attr = new ImplicitParameter (method_data.MethodBuilder);
- param_attr.ApplyAttributeBuilder (a, cb);
+ param_attr.ApplyAttributeBuilder (a, cb, pa);
return;
}
- base.ApplyAttributeBuilder (a, cb);
+ base.ApplyAttributeBuilder (a, cb, pa);
}
public override ParametersCompiled ParameterInfo {
public override MethodBuilder Define (DeclSpace parent)
{
- parameters.Resolve (ResolveContext);
+ parameters.Resolve (this);
+
base.Define (parent);
if (IsDummy)
method_data = new MethodData (method, ModFlags, flags, this);
- if (!method_data.Define (parent, method.GetFullName (MemberName)))
+ if (!method_data.Define (parent, method.GetFullName (MemberName), Report))
return null;
return method_data.MethodBuilder;
}
}
- public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb)
+ public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb, PredefinedAttributes pa)
{
if (a.IsInternalMethodImplAttribute) {
method.is_external_implementation = true;
}
- base.ApplyAttributeBuilder (a, cb);
+ base.ApplyAttributeBuilder (a, cb, pa);
}
public override AttributeTargets AttributeTargets {
CheckAbstractAndExtern (block != null);
if (block != null && block.IsIterator)
- Iterator.CreateIterator (this, Parent.PartialContainer, ModFlags);
+ Iterator.CreateIterator (this, Parent.PartialContainer, ModFlags, Compiler);
return null;
}
}
}
- public override EmitContext CreateEmitContext (DeclSpace ds, ILGenerator ig)
- {
- return new EmitContext (this,
- ds, method.ds, method.Location, ig, ReturnType,
- method.ModFlags, false);
- }
-
public override ObsoleteAttribute GetObsoleteAttribute ()
{
return method.GetObsoleteAttribute ();
if ((caching_flags & Flags.MethodOverloadsExist) == 0)
return true;
- return Parent.MemberCache.CheckExistingMembersOverloads (this, Name, ParameterInfo);
+ return Parent.MemberCache.CheckExistingMembersOverloads (this, Name, ParameterInfo, Report);
}
}
this.define_set_first = define_set_first;
}
- public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb)
+ public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb, PredefinedAttributes pa)
{
if (a.HasSecurityAttribute) {
a.Error_InvalidSecurityParent ();
// case, we do not actually emit the ".property", so there is nowhere to
// put the attribute
//
- if (PropertyBuilder != null && OptAttributes != null)
- OptAttributes.Emit ();
+ if (PropertyBuilder != null) {
+ if (OptAttributes != null)
+ OptAttributes.Emit ();
+
+ if (TypeManager.IsDynamicType (member_type))
+ PredefinedAttributes.Get.Dynamic.EmitAttribute (PropertyBuilder);
+ }
if (!Get.IsDummy)
Get.Emit (Parent);
}
}
- public class Property : PropertyBase {
+ public class Property : PropertyBase
+ {
+ public sealed class BackingField : Field
+ {
+ readonly Property property;
+
+ public BackingField (Property p)
+ : base (p.Parent, p.type_name,
+ Modifiers.BACKING_FIELD | Modifiers.COMPILER_GENERATED | Modifiers.PRIVATE | (p.ModFlags & (Modifiers.STATIC | Modifiers.UNSAFE)),
+ new MemberName ("<" + p.GetFullName (p.MemberName) + ">k__BackingField", p.Location), null)
+ {
+ this.property = p;
+ }
+
+ public override string GetSignatureForError ()
+ {
+ return property.GetSignatureForError ();
+ }
+ }
+
const int AllowedModifiers =
Modifiers.NEW |
Modifiers.PUBLIC |
void CreateAutomaticProperty ()
{
// Create backing field
- Field field = new Field (
- Parent, type_name,
- Modifiers.BACKING_FIELD | Modifiers.PRIVATE | (ModFlags & (Modifiers.STATIC | Modifiers.UNSAFE)),
- new MemberName ("<" + GetFullName (MemberName) + ">k__BackingField", Location), null);
+ Field field = new BackingField (this);
if (!field.Define ())
return;
Parent.PartialContainer.AddField (field);
+ FieldExpr fe = new FieldExpr (field.FieldBuilder, Location);
+ if ((field.ModFlags & Modifiers.STATIC) == 0)
+ fe.InstanceExpression = new CompilerGeneratedThis (fe.Type, Location);
+
// Create get block
- Get.Block = new ToplevelBlock (ParametersCompiled.EmptyReadOnlyParameters, Location);
- Return r = new Return (new SimpleName (field.Name, Location), Location);
+ Get.Block = new ToplevelBlock (Compiler, ParametersCompiled.EmptyReadOnlyParameters, Location);
+ Return r = new Return (fe, Location);
Get.Block.AddStatement (r);
// Create set block
- Set.Block = new ToplevelBlock (Set.ParameterInfo, Location);
- Assign a = new SimpleAssign (new SimpleName (field.Name, Location), new SimpleName ("value", Location));
+ Set.Block = new ToplevelBlock (Compiler, Set.ParameterInfo, Location);
+ Assign a = new SimpleAssign (fe, new SimpleName ("value", Location));
Set.Block.AddStatement (new StatementExpression (a));
}
sealed class AddDelegateMethod: AEventPropertyAccessor
{
public AddDelegateMethod (Event method, Accessor accessor):
- base (method, accessor, "add_")
+ base (method, accessor, AddPrefix)
{
}
-
- protected override MethodInfo DelegateMethodInfo {
- get {
- return TypeManager.delegate_combine_delegate_delegate;
- }
- }
}
sealed class RemoveDelegateMethod: AEventPropertyAccessor
{
public RemoveDelegateMethod (Event method, Accessor accessor):
- base (method, accessor, "remove_")
+ base (method, accessor, RemovePrefix)
{
}
-
- protected override MethodInfo DelegateMethodInfo {
- get {
- return TypeManager.delegate_remove_delegate_delegate;
- }
- }
}
{
}
- protected override void EmitMethod(DeclSpace parent)
+ public override void Emit (DeclSpace parent)
{
- if (method_data.implementing != null)
- parent.PartialContainer.PendingImplementations.ImplementMethod (
- Name, method.InterfaceType, method_data, method.IsExplicitImpl);
-
- if ((method.ModFlags & (Modifiers.ABSTRACT | Modifiers.EXTERN)) != 0)
- return;
-
- MethodBuilder mb = method_data.MethodBuilder;
- ILGenerator ig = mb.GetILGenerator ();
+ if ((method.ModFlags & (Modifiers.ABSTRACT | Modifiers.EXTERN)) == 0) {
+ if (parent is Class) {
+ MethodBuilder mb = method_data.MethodBuilder;
+ mb.SetImplementationFlags (mb.GetMethodImplementationFlags () | MethodImplAttributes.Synchronized);
+ }
- // TODO: because we cannot use generics yet
- FieldInfo field_info = ((EventField)method).FieldBuilder;
+ // TODO: because we cannot use generics yet
+ FieldInfo field_info = ((EventField) method).BackingField.FieldBuilder;
+ FieldExpr f_expr = new FieldExpr (field_info, Location);
+ if ((method.ModFlags & Modifiers.STATIC) == 0)
+ f_expr.InstanceExpression = new CompilerGeneratedThis (field_info.FieldType, Location);
- if (parent is Class) {
- mb.SetImplementationFlags (mb.GetMethodImplementationFlags () | MethodImplAttributes.Synchronized);
+ block = new ToplevelBlock (Compiler, ParameterInfo, Location);
+ block.AddStatement (new StatementExpression (
+ new CompoundAssign (Operation,
+ f_expr,
+ block.GetParameterReference (ParameterInfo[0].Name, Location))));
}
-
- if ((method.ModFlags & Modifiers.STATIC) != 0) {
- ig.Emit (OpCodes.Ldsfld, field_info);
- ig.Emit (OpCodes.Ldarg_0);
- ig.Emit (OpCodes.Call, DelegateMethodInfo);
- ig.Emit (OpCodes.Castclass, method.MemberType);
- ig.Emit (OpCodes.Stsfld, field_info);
- } else {
- ig.Emit (OpCodes.Ldarg_0);
- ig.Emit (OpCodes.Ldarg_0);
- ig.Emit (OpCodes.Ldfld, field_info);
- ig.Emit (OpCodes.Ldarg_1);
- ig.Emit (OpCodes.Call, DelegateMethodInfo);
- ig.Emit (OpCodes.Castclass, method.MemberType);
- ig.Emit (OpCodes.Stfld, field_info);
- }
- ig.Emit (OpCodes.Ret);
+
+ base.Emit (parent);
}
+
+ protected abstract Binary.Operator Operation { get; }
}
sealed class AddDelegateMethod: EventFieldAccessor
{
public AddDelegateMethod (Event method):
- base (method, "add_")
+ base (method, AddPrefix)
{
}
- protected override MethodInfo DelegateMethodInfo {
- get {
- return TypeManager.delegate_combine_delegate_delegate;
- }
+ protected override Binary.Operator Operation {
+ get { return Binary.Operator.Addition; }
}
}
sealed class RemoveDelegateMethod: EventFieldAccessor
{
public RemoveDelegateMethod (Event method):
- base (method, "remove_")
+ base (method, RemovePrefix)
{
}
- protected override MethodInfo DelegateMethodInfo {
- get {
- return TypeManager.delegate_remove_delegate_delegate;
- }
+ protected override Binary.Operator Operation {
+ get { return Binary.Operator.Subtraction; }
}
}
static readonly string[] attribute_targets = new string [] { "event", "field", "method" };
static readonly string[] attribute_targets_interface = new string[] { "event", "method" };
- public FieldBuilder FieldBuilder;
+ public Field BackingField;
public Expression Initializer;
public EventField (DeclSpace parent, FullNamedExpression type, int mod_flags, MemberName name, Attributes attrs)
Remove = new RemoveDelegateMethod (this);
}
- public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb)
+ public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb, PredefinedAttributes pa)
{
if (a.Target == AttributeTargets.Field) {
- FieldBuilder.SetCustomAttribute (cb);
+ BackingField.ApplyAttributeBuilder (a, cb, pa);
return;
}
if (a.Target == AttributeTargets.Method) {
int errors = Report.Errors;
- Add.ApplyAttributeBuilder (a, cb);
+ Add.ApplyAttributeBuilder (a, cb, pa);
if (errors == Report.Errors)
- Remove.ApplyAttributeBuilder (a, cb);
+ Remove.ApplyAttributeBuilder (a, cb, pa);
return;
}
- base.ApplyAttributeBuilder (a, cb);
+ base.ApplyAttributeBuilder (a, cb, pa);
}
public override bool Define()
if (!base.Define ())
return false;
- if (IsInterface)
+ if (Initializer != null && (ModFlags & Modifiers.ABSTRACT) != 0) {
+ Report.Error (74, Location, "`{0}': abstract event cannot have an initializer",
+ GetSignatureForError ());
+ }
+
+ if (!HasBackingField) {
+ SetMemberIsUsed ();
return true;
+ }
// FIXME: We are unable to detect whether generic event is used because
// we are using FieldExpr instead of EventExpr for event access in that
// case. When this issue will be fixed this hack can be removed.
if (TypeManager.IsGenericType (MemberType))
- SetMemberIsUsed();
+ SetMemberIsUsed ();
if (Add.IsInterfaceImplementation)
SetMemberIsUsed ();
- FieldBuilder = Parent.TypeBuilder.DefineField (
- Name, MemberType,
- FieldAttributes.Private | ((ModFlags & Modifiers.STATIC) != 0 ? FieldAttributes.Static : 0));
TypeManager.RegisterEventField (EventBuilder, this);
- if (Initializer != null) {
- if (((ModFlags & Modifiers.ABSTRACT) != 0)) {
- Report.Error (74, Location, "`{0}': abstract event cannot have an initializer",
- GetSignatureForError ());
- return false;
- }
+ BackingField = new Field (Parent,
+ new TypeExpression (MemberType, Location),
+ Modifiers.BACKING_FIELD | Modifiers.COMPILER_GENERATED | Modifiers.PRIVATE | (ModFlags & (Modifiers.STATIC | Modifiers.UNSAFE)),
+ MemberName, null);
- ((TypeContainer) Parent).RegisterFieldForInitialization (this,
- new FieldInitializer (FieldBuilder, Initializer, this));
- }
+ Parent.PartialContainer.AddField (BackingField);
+ BackingField.Initializer = Initializer;
+ BackingField.ModFlags &= ~Modifiers.COMPILER_GENERATED;
- return true;
+ // Call define because we passed fields definition
+ return BackingField.Define ();
+ }
+
+ bool HasBackingField {
+ get {
+ return !IsInterface && (ModFlags & Modifiers.ABSTRACT) == 0;
+ }
}
public override string[] ValidAttributeTargets
{
get {
- return IsInterface ? attribute_targets_interface : attribute_targets;
+ return HasBackingField ? attribute_targets : attribute_targets_interface;
}
}
}
static readonly string[] attribute_targets = new string [] { "method", "param", "return" };
+ public const string AddPrefix = "add_";
+ public const string RemovePrefix = "remove_";
+
protected AEventAccessor (Event method, string prefix)
: base (method, prefix)
{
get { return method_data.implementing != null; }
}
- public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb)
+ public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb, PredefinedAttributes pa)
{
if (a.IsInternalMethodImplAttribute) {
method.is_external_implementation = true;
}
- base.ApplyAttributeBuilder (a, cb);
+ base.ApplyAttributeBuilder (a, cb, pa);
}
- protected override void ApplyToExtraTarget(Attribute a, CustomAttributeBuilder cb)
+ protected override void ApplyToExtraTarget (Attribute a, CustomAttributeBuilder cb, PredefinedAttributes pa)
{
if (a.Target == AttributeTargets.Parameter) {
if (param_attr == null)
param_attr = new ImplicitParameter (method_data.MethodBuilder);
- param_attr.ApplyAttributeBuilder (a, cb);
+ param_attr.ApplyAttributeBuilder (a, cb, pa);
return;
}
- base.ApplyAttributeBuilder (a, cb);
+ base.ApplyAttributeBuilder (a, cb, pa);
}
public override AttributeTargets AttributeTargets {
method_data = new MethodData (method, method.ModFlags,
method.flags | MethodAttributes.HideBySig | MethodAttributes.SpecialName, this);
- if (!method_data.Define (parent, method.GetFullName (MemberName)))
+ if (!method_data.Define (parent, method.GetFullName (MemberName), Report))
return null;
MethodBuilder mb = method_data.MethodBuilder;
return mb;
}
- protected abstract MethodInfo DelegateMethodInfo { get; }
-
public override Type ReturnType {
get {
return TypeManager.void_type;
}
}
- public override EmitContext CreateEmitContext (DeclSpace ds, ILGenerator ig)
- {
- return new EmitContext (
- this, method.Parent, Location, ig, ReturnType,
- method.ModFlags, false);
- }
-
public override ObsoleteAttribute GetObsoleteAttribute ()
{
return method.GetObsoleteAttribute ();
{
}
- public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb)
+ public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb, PredefinedAttributes pa)
{
if ((a.HasSecurityAttribute)) {
a.Error_InvalidSecurityParent ();
public override MethodBuilder Define (DeclSpace parent)
{
- parameters.Resolve (ResolveContext);
+ parameters.Resolve (this);
return base.Define (parent);
}
protected override bool CheckForDuplications ()
{
- return Parent.MemberCache.CheckExistingMembersOverloads (this, GetFullName (MemberName), parameters);
+ return Parent.MemberCache.CheckExistingMembersOverloads (this, GetFullName (MemberName), parameters, Report);
}
public override bool Define ()
if (!DefineParameters (parameters))
return false;
- if (OptAttributes != null && TypeManager.indexer_name_type != null) {
- Attribute indexer_attr = OptAttributes.Search (TypeManager.indexer_name_type);
+ if (OptAttributes != null) {
+ Attribute indexer_attr = OptAttributes.Search (PredefinedAttributes.Get.IndexerName);
if (indexer_attr != null) {
// Remove the attribute from the list because it is not emitted
OptAttributes.Attrs.Remove (indexer_attr);
Block = block;
}
- public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb)
+ public override void ApplyAttributeBuilder (Attribute a, CustomAttributeBuilder cb, PredefinedAttributes pa)
{
- if (a.Type == TypeManager.conditional_attribute_type) {
+ if (a.Type == pa.Conditional) {
Error_ConditionalAttributeIsNotValid ();
return;
}
- base.ApplyAttributeBuilder (a, cb);
+ base.ApplyAttributeBuilder (a, cb, pa);
}
public override bool Define ()
// imlicit and explicit operator of same types are not allowed
if (OperatorType == OpType.Explicit)
- Parent.MemberCache.CheckExistingMembersOverloads (this, GetMetadataName (OpType.Implicit), Parameters);
+ Parent.MemberCache.CheckExistingMembersOverloads (this, GetMetadataName (OpType.Implicit), Parameters, Report);
else if (OperatorType == OpType.Implicit)
- Parent.MemberCache.CheckExistingMembersOverloads (this, GetMetadataName (OpType.Explicit), Parameters);
+ Parent.MemberCache.CheckExistingMembersOverloads (this, GetMetadataName (OpType.Explicit), Parameters, Report);
Type declaring_type = MethodData.DeclaringType;
Type return_type = MemberType;
Type first_arg_type_unwrap = first_arg_type;
if (TypeManager.IsNullableType (first_arg_type))
- first_arg_type_unwrap = TypeManager.GetTypeArguments (first_arg_type) [0];
+ first_arg_type_unwrap = TypeManager.TypeToCoreType (TypeManager.GetTypeArguments (first_arg_type) [0]);
Type return_type_unwrap = return_type;
if (TypeManager.IsNullableType (return_type))
- return_type_unwrap = TypeManager.GetTypeArguments (return_type) [0];
+ return_type_unwrap = TypeManager.TypeToCoreType (TypeManager.GetTypeArguments (return_type) [0]);
+
+ if (TypeManager.IsDynamicType (return_type) || TypeManager.IsDynamicType (first_arg_type)) {
+ Report.Error (1964, Location,
+ "User-defined operator `{0}' cannot convert to or from the dynamic type",
+ GetSignatureForError ());
+
+ return false;
+ }
//
// Rules for conversion operators