/// move 16 bit
/// value 16 bit
/// eval value 16 bit
-/// generation 6 bit
+/// generation 5 bit
+/// pv node 1 bit
/// bound type 2 bit
/// depth 8 bit
Move move() const { return (Move )move16; }
Value value() const { return (Value)value16; }
Value eval() const { return (Value)eval16; }
- Depth depth() const { return (Depth)(depth8 * int(ONE_PLY)); }
+ Depth depth() const { return (Depth)(depth8 * int(ONE_PLY)) + DEPTH_OFFSET; }
+ bool is_pv() const { return (bool)(genBound8 & 0x4); }
Bound bound() const { return (Bound)(genBound8 & 0x3); }
- void save(Key k, Value v, Bound b, Depth d, Move m, Value ev);
+ void save(Key k, Value v, bool pv, Bound b, Depth d, Move m, Value ev);
private:
friend class TranspositionTable;
int16_t value16;
int16_t eval16;
uint8_t genBound8;
- int8_t depth8;
+ uint8_t depth8;
};
public:
~TranspositionTable() { free(mem); }
- void new_search() { generation8 += 4; } // Lower 2 bits are used by Bound
+ void new_search() { generation8 += 8; } // Lower 3 bits are used by PV flag and Bound
TTEntry* probe(const Key key, bool& found) const;
int hashfull() const;
void resize(size_t mbSize);