return spaceTable[addr.toInt() >>> LOG_BYTES_IN_PAGE];
return spaceTable[Conversions.addressToPagesDown(addr)];
  final public static byte getSpace(VM_Address addr) throws VM_PragmaInline {    if (VM_Interface.VerifyAssertions) {        if (spaceTable == null)          VM_Interface.sysFail("getSpace called when spaceTable is null");        return spaceTable[addr.toInt() >>> LOG_BYTES_IN_PAGE];    }    return VM_Magic.getByteAtOffset(VM_Magic.objectAsAddress(spaceTable),                                     addr.toInt() >>> LOG_BYTES_IN_PAGE);  }