/// <summary>
/// Instantiate a MethodImplRecord from uninstantiated form to instantiated form
/// </summary>
/// <param name="uninstMethodImpls"></param>
/// <returns></returns>
private MethodImplRecord[] InstantiateMethodImpls(MethodImplRecord[] uninstMethodImpls)
{
if (uninstMethodImpls == null || uninstMethodImpls.Length == 0)
{
return(uninstMethodImpls);
}
MethodImplRecord[] instMethodImpls = new MethodImplRecord[uninstMethodImpls.Length];
for (int i = 0; i < uninstMethodImpls.Length; i++)
{
var implTypeInstantiated = uninstMethodImpls[i].Decl.OwningType.InstantiateSignature(this.Instantiation, new Instantiation());
if (implTypeInstantiated is InstantiatedType)
{
instMethodImpls[i].Decl = _typeDef.Context.GetMethodForInstantiatedType(uninstMethodImpls[i].Decl.GetTypicalMethodDefinition(), (InstantiatedType)implTypeInstantiated);
}
else
{
instMethodImpls[i].Decl = uninstMethodImpls[i].Decl;
}
instMethodImpls[i].Body = _typeDef.Context.GetMethodForInstantiatedType(uninstMethodImpls[i].Body, this);
}
return(instMethodImpls);
}
/// <summary>
/// Instantiate a MethodImplRecord from uninstantiated form to instantiated form
/// </summary>
/// <param name="uninstMethodImpls"></param>
/// <returns></returns>
private MethodImplRecord[] InstantiateMethodImpls(MethodImplRecord[] uninstMethodImpls)
{
if (uninstMethodImpls == null || uninstMethodImpls.Length == 0)
return uninstMethodImpls;
MethodImplRecord[] instMethodImpls = new MethodImplRecord[uninstMethodImpls.Length];
for (int i = 0; i < uninstMethodImpls.Length; i++)
{
MethodDesc decl;
var implTypeInstantiated = uninstMethodImpls[i].Decl.OwningType.InstantiateSignature(this.Instantiation, new Instantiation());
if (implTypeInstantiated is InstantiatedType)
{
decl = _typeDef.Context.GetMethodForInstantiatedType(uninstMethodImpls[i].Decl.GetTypicalMethodDefinition(), (InstantiatedType)implTypeInstantiated);
}
else
{
decl = uninstMethodImpls[i].Decl;
}
MethodDesc body = _typeDef.Context.GetMethodForInstantiatedType(uninstMethodImpls[i].Body, this);
instMethodImpls[i] = new MethodImplRecord(decl, body);
}
return instMethodImpls;
}
// Virtual function related functionality
public override MethodImplRecord[] FindMethodsImplWithMatchingDeclName(string declName)
{
MetadataReader metadataReader = _module.MetadataReader;
var stringComparer = metadataReader.StringComparer;
ArrayBuilder<MethodImplRecord> foundRecords = new ArrayBuilder<MethodImplRecord>();
foreach (var methodImplHandle in _typeDefinition.GetMethodImplementations())
{
MethodImplementation methodImpl = metadataReader.GetMethodImplementation(methodImplHandle);
EntityHandle methodDeclCheckHandle = methodImpl.MethodDeclaration;
HandleKind methodDeclHandleKind = methodDeclCheckHandle.Kind;
// We want to check that the method name matches before actually getting the MethodDesc. For MethodSpecifications
// we need to dereference that handle to the underlying member reference to look at name matching.
if (methodDeclHandleKind == HandleKind.MethodSpecification)
{
methodDeclCheckHandle = metadataReader.GetMethodSpecification((MethodSpecificationHandle)methodDeclCheckHandle).Method;
methodDeclHandleKind = methodDeclCheckHandle.Kind;
}
bool foundRecord = false;
switch (methodDeclHandleKind)
{
case HandleKind.MethodDefinition:
if (stringComparer.Equals(metadataReader.GetMethodDefinition((MethodDefinitionHandle)methodDeclCheckHandle).Name, declName))
{
foundRecord = true;
}
break;
case HandleKind.MemberReference:
if (stringComparer.Equals(metadataReader.GetMemberReference((MemberReferenceHandle)methodDeclCheckHandle).Name, declName))
{
foundRecord = true;
}
break;
default:
Debug.Assert(false, "unexpected methodDeclHandleKind");
break;
}
if (foundRecord)
{
MethodImplRecord newRecord = new MethodImplRecord();
newRecord.Decl = (MethodDesc)_module.GetObject(methodImpl.MethodDeclaration);
newRecord.Body = (MethodDesc)_module.GetObject(methodImpl.MethodBody);
foundRecords.Add(newRecord);
}
}
if (foundRecords.Count != 0)
return foundRecords.ToArray();
return null;
}
/// <summary>
/// Instantiate a MethodImplRecord from uninstantiated form to instantiated form
/// </summary>
/// <param name="uninstMethodImpls"></param>
/// <returns></returns>
private MethodImplRecord[] InstantiateMethodImpls(MethodImplRecord[] uninstMethodImpls)
{
if (uninstMethodImpls == null || uninstMethodImpls.Length == 0)
return uninstMethodImpls;
MethodImplRecord[] instMethodImpls = new MethodImplRecord[uninstMethodImpls.Length];
for (int i = 0; i < uninstMethodImpls.Length; i++)
{
instMethodImpls[i].Decl = _typeDef.Context.GetMethodForInstantiatedType(uninstMethodImpls[i].Decl, this);
instMethodImpls[i].Body = _typeDef.Context.GetMethodForInstantiatedType(uninstMethodImpls[i].Body, this);
}
return instMethodImpls;
}
/// <summary>
/// Instantiate a MethodImplRecord from uninstantiated form to instantiated form
/// </summary>
/// <param name="uninstMethodImpls"></param>
/// <returns></returns>
private MethodImplRecord[] InstantiateMethodImpls(MethodImplRecord[] uninstMethodImpls)
{
if (uninstMethodImpls == null || uninstMethodImpls.Length == 0)
{
return(uninstMethodImpls);
}
MethodImplRecord[] instMethodImpls = new MethodImplRecord[uninstMethodImpls.Length];
for (int i = 0; i < uninstMethodImpls.Length; i++)
{
instMethodImpls[i].Decl = _typeDef.Context.GetMethodForInstantiatedType(uninstMethodImpls[i].Decl, this);
instMethodImpls[i].Body = _typeDef.Context.GetMethodForInstantiatedType(uninstMethodImpls[i].Body, this);
}
return(instMethodImpls);
}
protected override MethodImplRecord[] ComputeVirtualMethodImplsForType()
{
ArrayBuilder<MethodImplRecord> records = new ArrayBuilder<MethodImplRecord>();
MetadataReader metadataReader = _module.MetadataReader;
foreach (var methodImplHandle in _typeDefinition.GetMethodImplementations())
{
MethodImplementation methodImpl = metadataReader.GetMethodImplementation(methodImplHandle);
EntityHandle methodDeclCheckHandle = methodImpl.MethodDeclaration;
HandleKind methodDeclHandleKind = methodDeclCheckHandle.Kind;
// We want to check that the type is not an interface matches before actually getting the MethodDesc.
// For MethodSpecifications we need to dereference that handle to the underlying member reference to
// look at the owning type.
if (methodDeclHandleKind == HandleKind.MethodSpecification)
{
methodDeclCheckHandle = metadataReader.GetMethodSpecification((MethodSpecificationHandle)methodDeclCheckHandle).Method;
methodDeclHandleKind = methodDeclCheckHandle.Kind;
}
MetadataType owningType = null;
switch (methodDeclHandleKind)
{
case HandleKind.MethodDefinition:
owningType = ((MethodDesc)_module.GetObject(methodDeclCheckHandle)).OwningType as MetadataType;
break;
case HandleKind.MemberReference:
EntityHandle owningTypeHandle = metadataReader.GetMemberReference((MemberReferenceHandle)methodDeclCheckHandle).Parent;
owningType = _module.GetObject(owningTypeHandle) as MetadataType;
break;
default:
Debug.Assert(false, "unexpected methodDeclHandleKind");
break;
}
if (!owningType.IsInterface)
{
MethodImplRecord newRecord = new MethodImplRecord();
newRecord.Decl = (MethodDesc)_module.GetObject(methodImpl.MethodDeclaration);
newRecord.Body = (MethodDesc)_module.GetObject(methodImpl.MethodBody);
records.Add(newRecord);
}
}
return records.ToArray();
}
