The API of ObjectModel has changed. We no longer implement ref_to_address or address_to_ref by ourselves, but provide a constant IN_OBJECT_ADDRESS_OFFSET (0 for mmtk-ruby) so that mmtk-core can convert between the ObjectReference and the in-object address.
The API of ObjectModel has changed. We no longer implement ref_to_address or address_to_ref by ourselves, but provide a constant IN_OBJECT_ADDRESS_OFFSET (0 for mmtk-ruby) so that mmtk-core can convert between the ObjectReference and the in-object address.