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Always save static value and kingDanger to TT

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Around 5% speed-up

No functional change

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Joona Kiiski
2010-05-22 11:56:46 +03:00
committed by Marco Costalba
parent de0c9e84ca
commit 226bd54064
4 changed files with 32 additions and 27 deletions
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12
src/tt.h
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@@ -54,9 +54,11 @@ class TTEntry {
public:
TTEntry() {}
TTEntry(uint32_t k, Value v, ValueType t, Depth d, Move m, int generation)
TTEntry(uint32_t k, Value v, ValueType t, Depth d, Move m, int generation,
Value statV, Value kingD)
: key_ (k), data((m & 0x1FFFF) | (t << 20) | (generation << 23)),
value_(int16_t(v)), depth_(int16_t(d)) {}
value_(int16_t(v)), depth_(int16_t(d)),
staticValue_(int16_t(statV)), kingDanger_(int16_t(kingD)) {}
uint32_t key() const { return key_; }
Depth depth() const { return Depth(depth_); }
@@ -64,12 +66,16 @@ public:
Value value() const { return Value(value_); }
ValueType type() const { return ValueType((data >> 20) & 7); }
int generation() const { return (data >> 23); }
Value static_value() const { return Value(staticValue_); }
Value king_danger() const { return Value(kingDanger_); }
private:
uint32_t key_;
uint32_t data;
int16_t value_;
int16_t depth_;
int16_t staticValue_;
int16_t kingDanger_;
};
@@ -97,7 +103,7 @@ public:
~TranspositionTable();
void set_size(size_t mbSize);
void clear();
void store(const Key posKey, Value v, ValueType type, Depth d, Move m);
void store(const Key posKey, Value v, ValueType type, Depth d, Move m, Value statV, Value kingD);
TTEntry* retrieve(const Key posKey) const;
void prefetch(const Key posKey) const;
void new_search();