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Retire approximateEval field from SplitPoint 

It is not used anymore after the futility pruning
rewrite in a66f31f12.

No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
sf_2.3.1_base
Marco Costalba 2010-01-02 10:27:36 +01:00
parent 7824603549
commit 12d8f74242
2 changed files with 4 additions and 8 deletions
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11
src/search.cpp
View File

@ -310,8 +310,7 @@ namespace {
bool idle_thread_exists(int master);
bool split(const Position& pos, SearchStack* ss, int ply,
Value *alpha, Value *beta, Value *bestValue,
const Value futilityValue, const Value approximateValue,
Depth depth, int *moves,
const Value futilityValue, Depth depth, int *moves,
MovePicker *mp, int master, bool pvNode);
void wake_sleeping_threads();
@ -1269,7 +1268,7 @@ namespace {
&& idle_thread_exists(threadID)
&& !AbortSearch
&& !thread_should_stop(threadID)
&& split(pos, ss, ply, &alpha, &beta, &bestValue, VALUE_NONE, VALUE_NONE,
&& split(pos, ss, ply, &alpha, &beta, &bestValue, VALUE_NONE,
depth, &moveCount, &mp, threadID, true))
break;
}
@ -1573,7 +1572,7 @@ namespace {
&& idle_thread_exists(threadID)
&& !AbortSearch
&& !thread_should_stop(threadID)
&& split(pos, ss, ply, &beta, &beta, &bestValue, futilityValue, approximateEval,
&& split(pos, ss, ply, &beta, &beta, &bestValue, futilityValue,
depth, &moveCount, &mp, threadID, false))
break;
}
@ -2891,8 +2890,7 @@ namespace {
bool split(const Position& p, SearchStack* sstck, int ply,
Value* alpha, Value* beta, Value* bestValue, const Value futilityValue,
const Value approximateEval, Depth depth, int* moves,
MovePicker* mp, int master, bool pvNode) {
Depth depth, int* moves, MovePicker* mp, int master, bool pvNode) {
assert(p.is_ok());
assert(sstck != NULL);
@ -2931,7 +2929,6 @@ namespace {
splitPoint->pvNode = pvNode;
splitPoint->bestValue = *bestValue;
splitPoint->futilityValue = futilityValue;
splitPoint->approximateEval = approximateEval;
splitPoint->master = master;
splitPoint->mp = mp;
splitPoint->moves = *moves;

1
src/thread.h
View File

@ -51,7 +51,6 @@ struct SplitPoint {
int ply;
Depth depth;
volatile Value alpha, beta, bestValue, futilityValue;
Value approximateEval;
bool pvNode;
int master, slaves[THREAD_MAX];
Lock lock;