public override bool ComputeIsUnsafeValueType(DefType type)
{
RuntimeDeterminedType runtimeDeterminedType = (RuntimeDeterminedType)type;
DefType canonicalType = runtimeDeterminedType.CanonicalType;
return(canonicalType.IsUnsafeValueType);
}
public override bool ComputeContainsGCPointers(DefType type)
{
RuntimeDeterminedType runtimeDeterminedType = (RuntimeDeterminedType)type;
DefType canonicalType = runtimeDeterminedType.CanonicalType;
return(canonicalType.ContainsGCPointers);
}
public override ValueTypeShapeCharacteristics ComputeValueTypeShapeCharacteristics(DefType type)
{
RuntimeDeterminedType runtimeDeterminedType = (RuntimeDeterminedType)type;
DefType canonicalType = runtimeDeterminedType.CanonicalType;
return(canonicalType.ValueTypeShapeCharacteristics);
}
public override DefType ComputeHomogeneousFloatAggregateElementType(DefType type)
{
RuntimeDeterminedType runtimeDeterminedType = (RuntimeDeterminedType)type;
DefType canonicalType = runtimeDeterminedType.CanonicalType;
return(canonicalType.HfaElementType);
}
internal MethodForRuntimeDeterminedType(MethodDesc typicalMethodDef, RuntimeDeterminedType rdType)
{
Debug.Assert(typicalMethodDef.IsTypicalMethodDefinition);
_typicalMethodDef = typicalMethodDef;
_rdType = rdType;
}
public override bool ComputeIsByRefLike(DefType type)
{
RuntimeDeterminedType runtimeDeterminedType = (RuntimeDeterminedType)type;
DefType canonicalType = runtimeDeterminedType.CanonicalType;
return(canonicalType.IsByRefLike);
}
public override ComputedInstanceFieldLayout ComputeInstanceLayout(DefType defType, InstanceLayoutKind layoutKind)
{
// Individual field offset layout for a RuntimeDeterminedType is not a supported operation
if (layoutKind != InstanceLayoutKind.TypeOnly)
{
throw new NotSupportedException();
}
RuntimeDeterminedType type = (RuntimeDeterminedType)defType;
DefType canonicalType = type.CanonicalType;
ComputedInstanceFieldLayout result = new ComputedInstanceFieldLayout
{
ByteCountUnaligned = canonicalType.InstanceByteCountUnaligned,
ByteCountAlignment = canonicalType.InstanceByteAlignment,
FieldAlignment = canonicalType.InstanceFieldAlignment,
FieldSize = canonicalType.InstanceFieldSize,
Offsets = Array.Empty <FieldAndOffset>()
};
return(result);
}
// This constructor is a performance optimization - it allows supplying the hash code if it has already
// been computed prior to the allocation of this type. The supplied hash code still has to match the
// hash code this type would compute on it's own (and we assert to enforce that).
internal MethodForRuntimeDeterminedType(MethodDesc typicalMethodDef, RuntimeDeterminedType rdType, int hashcode)
: this(typicalMethodDef, rdType)
{
SetHashCode(hashcode);
}
public MethodForRuntimeDeterminedTypeKey(MethodDesc typicalMethodDef, RuntimeDeterminedType rdType)
{
_typicalMethodDef = typicalMethodDef;
_rdType = rdType;
_hashcode = TypeHashingAlgorithms.ComputeMethodHashCode(rdType.CanonicalType.GetHashCode(), TypeHashingAlgorithms.ComputeNameHashCode(typicalMethodDef.Name));
}
public MethodDesc GetMethodForRuntimeDeterminedType(MethodDesc typicalMethodDef, RuntimeDeterminedType rdType)
{
Debug.Assert(!(typicalMethodDef is MethodForRuntimeDeterminedType));
Debug.Assert(typicalMethodDef.IsTypicalMethodDefinition);
return(_methodForRDTypes.GetOrCreateValue(new MethodForRuntimeDeterminedTypeKey(typicalMethodDef, rdType)));
}
