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TTEntry simplification

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Now that move is fitted in 16 bits we can simplify TTEntry.

No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Joona Kiiski 2011-01-08 13:34:29 +02:00 • committed by Marco Costalba
parent 15153a1de7
commit 06c14d0a37
1 changed files with 18 additions and 14 deletions
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26
src/tt.h
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@ -86,33 +86,37 @@ protected:
class TTEntry { class TTEntry {
public: public:
void save(uint32_t k, Value v, ValueType t, Depth d, Move m, int g, Value statV, Value kd) { void save(uint32_t k, Value v, ValueType t, Depth d, Move m, int g, Value statV, Value statM) {
key32 = k; key32 = (uint32_t)k;
data = (m & 0xFFFF) | (t << 21) | (g << 23); move16 = (uint16_t)m;
valueType = (uint8_t)t;
generation8 = (uint8_t)g;
value16 = (int16_t)v; value16 = (int16_t)v;
depth16 = (int16_t)d; depth16 = (int16_t)d;
staticValue = (int16_t)statV; staticValue = (int16_t)statV;
staticValueMargin = (int16_t)kd; staticMargin = (int16_t)statM;
} }
void set_generation(int g) { data = move() | (type() << 21) | (g << 23); } void set_generation(int g) { generation8 = (uint8_t)g; }
uint32_t key() const { return key32; } uint32_t key() const { return key32; }
Depth depth() const { return Depth(depth16); } Depth depth() const { return Depth(depth16); }
Move move() const { return Move(data & 0xFFFF); } Move move() const { return Move(move16); }
Value value() const { return Value(value16); } Value value() const { return Value(value16); }
ValueType type() const { return ValueType((data >> 21) & 3); } ValueType type() const { return ValueType(valueType); }
int generation() const { return data >> 23; } int generation() const { return generation8; }
Value static_value() const { return Value(staticValue); } Value static_value() const { return Value(staticValue); }
Value static_value_margin() const { return Value(staticValueMargin); } Value static_value_margin() const { return Value(staticMargin); }
private: private:
uint32_t key32; uint32_t key32;
uint32_t data; uint16_t move16;
uint8_t valueType;
uint8_t generation8;
int16_t value16; int16_t value16;
int16_t depth16; int16_t depth16;
int16_t staticValue; int16_t staticValue;
int16_t staticValueMargin; int16_t staticMargin;
}; };