private CompilationUnitSet TypeLayoutCompilationUnitsUncached(TypeDesc type)
{
if (type.IsObject ||
type.IsPrimitive ||
type.IsEnum ||
type.IsPointer ||
type.IsFunctionPointer ||
type.IsCanonicalDefinitionType(CanonicalFormKind.Any))
{
return(default(CompilationUnitSet));
}
var defType = (MetadataType)type;
CompilationUnitSet moduleDependencySet = new CompilationUnitSet(this, defType.Module);
if ((type.BaseType != null) && !type.BaseType.IsObject && !type.IsValueType)
{
moduleDependencySet.UnionWith(this, TypeLayoutCompilationUnits(type.BaseType));
}
foreach (FieldDesc field in defType.GetFields())
{
if (field.IsStatic)
{
continue;
}
TypeDesc fieldType = field.FieldType;
if (fieldType.IsValueType &&
!fieldType.IsPrimitive)
{
moduleDependencySet.UnionWith(this, TypeLayoutCompilationUnits((MetadataType)fieldType));
}
}
return(moduleDependencySet);
}
public void UnionWith(ReadyToRunCompilationModuleGroupBase compilationGroup, CompilationUnitSet other)
{
if (other._bits == null)
{
return;
}
if (HasMultipleInexactCompilationUnits)
{
return;
}
if (other.HasMultipleInexactCompilationUnits)
{
_bits[(int)CompilationUnitIndex.RESERVEDForHasMultipleCompilationUnits] = true;
_bits[(int)CompilationUnitIndex.RESERVEDForHasMultipleInexactCompilationUnits] = true;
return;
}
if (other._bits.Length > _bits.Length)
{
_bits.Length = other._bits.Length;
}
if (other._bits.Length < _bits.Length)
{
for (int i = 0; i < other._bits.Length; i++)
{
if (other._bits[i])
{
_bits[i] = true;
}
}
}
else
{
_bits.Or(other._bits);
}
int inexactCompilationUnitCount = 0;
int compilationUnitCount = 0;
for (int i = (int)CompilationUnitIndex.First; i < _bits.Length; i++)
{
if (_bits[i])
{
if (!compilationGroup.IsCompilationUnitIndexExact((CompilationUnitIndex)i))
{
inexactCompilationUnitCount++;
}
compilationUnitCount++;
}
if (compilationUnitCount == 2)
{
// Multiple compilation units found
_bits[(int)CompilationUnitIndex.RESERVEDForHasMultipleCompilationUnits] = true;
}
if (inexactCompilationUnitCount == 2)
{
// Multiple inexact compilation units involved
_bits[(int)CompilationUnitIndex.RESERVEDForHasMultipleInexactCompilationUnits] = true;
break;
}
}
}
