TTEntry::TTEntry(Key k, Value v, ValueType t, Depth d, Move m,
int generation) :
key_ (k), data((m & 0x7FFFF) | (t << 20) | (generation << 23)),
TTEntry::TTEntry(Key k, Value v, ValueType t, Depth d, Move m,
int generation) :
key_ (k), data((m & 0x7FFFF) | (t << 20) | (generation << 23)),