public static void AddDependenciesDueToMethodCodePresence(ref DependencyList dependencies, NodeFactory factory, MethodDesc method, MethodIL methodIL)
{
factory.MetadataManager.GetDependenciesDueToMethodCodePresence(ref dependencies, factory, method, methodIL);
factory.InteropStubManager.AddDependenciesDueToPInvoke(ref dependencies, factory, method);
if (method.OwningType is MetadataType mdType)
{
ModuleUseBasedDependencyAlgorithm.AddDependenciesDueToModuleUse(ref dependencies, factory, mdType.Module);
}
if (method.IsIntrinsic)
{
if (method.OwningType is MetadataType owningType)
{
string name = method.Name;
switch (name)
{
// The general purpose code in Comparer/EqualityComparer Create method depends on the template
// type loader being able to load the necessary types at runtime.
case "Create":
if (method.IsSharedByGenericInstantiations &&
owningType.Module == factory.TypeSystemContext.SystemModule &&
owningType.Namespace == "System.Collections.Generic")
{
TypeDesc[] templateDependencies = null;
if (owningType.Name == "Comparer`1")
{
templateDependencies = Internal.IL.Stubs.ComparerIntrinsics.GetPotentialComparersForType(
owningType.Instantiation[0]);
}
else if (owningType.Name == "EqualityComparer`1")
{
templateDependencies = Internal.IL.Stubs.ComparerIntrinsics.GetPotentialEqualityComparersForType(
owningType.Instantiation[0]);
}
if (templateDependencies != null)
{
dependencies = dependencies ?? new DependencyList();
foreach (TypeDesc templateType in templateDependencies)
{
dependencies.Add(factory.NativeLayout.TemplateTypeLayout(templateType), "Generic comparer");
}
}
}
break;
}
}
}
}
protected override DependencyList ComputeNonRelocationBasedDependencies(NodeFactory factory)
{
DependencyList dependencyList = new DependencyList();
if (factory.PreinitializationManager.HasEagerStaticConstructor(_type))
{
dependencyList.Add(factory.EagerCctorIndirection(_type.GetStaticConstructor()), "Eager .cctor");
}
ModuleUseBasedDependencyAlgorithm.AddDependenciesDueToModuleUse(ref dependencyList, factory, _type.Module);
EETypeNode.AddDependenciesForStaticsNode(factory, _type, ref dependencyList);
return(dependencyList);
}
public override IEnumerable <DependencyListEntry> GetStaticDependencies(NodeFactory factory)
{
DependencyList result = new DependencyList();
result.Add(new DependencyListEntry(GetGCStaticEETypeNode(factory), "ThreadStatic MethodTable"));
if (factory.PreinitializationManager.HasEagerStaticConstructor(_type))
{
result.Add(new DependencyListEntry(factory.EagerCctorIndirection(_type.GetStaticConstructor()), "Eager .cctor"));
}
ModuleUseBasedDependencyAlgorithm.AddDependenciesDueToModuleUse(ref result, factory, _type.Module);
EETypeNode.AddDependenciesForStaticsNode(factory, _type, ref result);
return(result);
}
protected override DependencyList ComputeNonRelocationBasedDependencies(NodeFactory factory)
{
DependencyList dependencyList = base.ComputeNonRelocationBasedDependencies(factory);
// Ensure that we track the necessary type symbol if we are working with a constructed type symbol.
// The emitter will ensure we don't emit both, but this allows us assert that we only generate
// relocs to nodes we emit.
dependencyList.Add(factory.NecessaryTypeSymbol(_type), "NecessaryType for constructed type");
if (_type is MetadataType mdType)
{
ModuleUseBasedDependencyAlgorithm.AddDependenciesDueToModuleUse(ref dependencyList, factory, mdType.Module);
}
DefType closestDefType = _type.GetClosestDefType();
if (MightHaveInterfaceDispatchMap(factory))
{
dependencyList.Add(factory.InterfaceDispatchMap(_type), "Interface dispatch map");
}
if (_type.IsArray)
{
// Array MethodTable depends on System.Array's virtuals. Array EETypes don't point to
// their base type (i.e. there's no reloc based dependency making this "just work").
dependencyList.Add(factory.ConstructedTypeSymbol(_type.BaseType), "Array base type");
ArrayType arrayType = (ArrayType)_type;
if (arrayType.IsMdArray && arrayType.Rank == 1)
{
// Allocating an MDArray of Rank 1 with zero lower bounds results in allocating
// an SzArray instead. Make sure the type loader can find the SzArray type.
dependencyList.Add(factory.ConstructedTypeSymbol(arrayType.ElementType.MakeArrayType()), "Rank 1 array");
}
}
dependencyList.Add(factory.VTable(closestDefType), "VTable");
if (factory.TypeSystemContext.SupportsUniversalCanon)
{
foreach (var instantiationType in _type.Instantiation)
{
if (instantiationType.IsValueType)
{
// All valuetype generic parameters of a constructed type may be effectively constructed. This is generally not that
// critical, but in the presence of universal generics the compiler may generate a Box followed by calls to ToString,
// GetHashcode or Equals in ways that cannot otherwise be detected by dependency analysis. Thus force all struct type
// generic parameters to be considered constructed when walking dependencies of a constructed generic
dependencyList.Add(factory.ConstructedTypeSymbol(instantiationType.ConvertToCanonForm(CanonicalFormKind.Specific)),
"Struct generic parameters in constructed types may be assumed to be used as constructed in constructed generic types");
}
}
}
// Ask the metadata manager if we have any dependencies due to reflectability.
factory.MetadataManager.GetDependenciesDueToReflectability(ref dependencyList, factory, _type);
factory.InteropStubManager.AddInterestingInteropConstructedTypeDependencies(ref dependencyList, factory, _type);
// Keep track of the default constructor map dependency for this type if it has a default constructor
// We only do this for reflection blocked types because dataflow analysis is responsible for
// generating default constructors for Activator.CreateInstance in other cases.
MethodDesc defaultCtor = closestDefType.GetDefaultConstructor();
if (defaultCtor != null && factory.MetadataManager.IsReflectionBlocked(defaultCtor))
{
dependencyList.Add(new DependencyListEntry(
factory.CanonicalEntrypoint(defaultCtor),
"DefaultConstructorNode"));
}
return(dependencyList);
}