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Tidy up tt.h

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Backport some non-functional changes
found working on 'dense TT' patch.

No functional change.
This commit is contained in:
Marco Costalba 2014-05-24 23:53:01 +02:00
parent e49eb67119
commit 585655b16e
1 changed files with 19 additions and 20 deletions
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39
src/tt.h
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@ -23,19 +23,28 @@
#include "misc.h"
#include "types.h"
/// The TTEntry is the 128 bit transposition table entry, defined as below:
/// The TTEntry is the 14 bytes transposition table entry, defined as below:
///
/// key: 32 bit
/// move: 16 bit
/// bound type: 8 bit
/// generation: 8 bit
/// value: 16 bit
/// depth: 16 bit
/// static value: 16 bit
/// key 32 bit
/// move 16 bit
/// bound type 8 bit
/// generation 8 bit
/// value 16 bit
/// depth 16 bit
/// eval value 16 bit
struct TTEntry {
void save(uint32_t k, Value v, Bound b, Depth d, Move m, int g, Value ev) {
Move move() const { return (Move )move16; }
Bound bound() const { return (Bound)bound8; }
Value value() const { return (Value)value16; }
Depth depth() const { return (Depth)depth16; }
Value eval_value() const { return (Value)evalValue; }
private:
friend class TranspositionTable;
void save(uint32_t k, Value v, Bound b, Depth d, Move m, uint8_t g, Value ev) {
key32 = (uint32_t)k;
move16 = (uint16_t)m;
@ -46,16 +55,6 @@ struct TTEntry {
evalValue = (int16_t)ev;
}
uint32_t key() const { return key32; }
Move move() const { return (Move)move16; }
Bound bound() const { return (Bound)bound8; }
Value value() const { return (Value)value16; }
Depth depth() const { return (Depth)depth16; }
Value eval_value() const { return (Value)evalValue; }
private:
friend class TranspositionTable;
uint32_t key32;
uint16_t move16;
uint8_t bound8, generation8;
@ -71,7 +70,7 @@ private:
class TranspositionTable {
static const unsigned ClusterSize = 4; // A cluster is 64 Bytes
static const unsigned ClusterSize = 4;
public:
~TranspositionTable() { free(mem); }