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-rwxr-xr-xsrc/search.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/search.c b/src/search.c
index 6352f97..870951b 100755
--- a/src/search.c
+++ b/src/search.c
@@ -85,6 +85,7 @@ extern FLAG g_fCanSplit[MAX_PLY_PER_SEARCH];
// countermove match's own FH%? See chess.h's CM_EVIDENCE_BUCKETS
// comment. Buckets by log-ish bands rather than linear, since evidence
// values span 0 to ~STRIP_OFF_FLAGS*2 (~16.7M).
+#ifdef PERF_COUNTERS
static ULONG
_CMEvidenceBucket(ULONG uEvidence)
{
@@ -101,6 +102,7 @@ _CMEvidenceBucket(ULONG uEvidence)
}
return(0);
}
+#endif
#ifdef DEBUG
#define VERIFY_HASH_HIT \
@@ -174,8 +176,10 @@ Search(IN SEARCHER_THREAD_CONTEXT *ctx,
ULONG uNextDepth;
ULONG uLegalMoves = 0;
FLAG fIsLeftoverMove = FALSE;
+#ifdef PERF_COUNTERS
FLAG fThisMoveIsCountermoveMatch = FALSE;
ULONG uCMEvidenceBucket = 0;
+#endif
HASH_ENTRY *pHash;
FLAG fThreat;
FLAG fSkipNull;
@@ -600,6 +604,7 @@ Search(IN SEARCHER_THREAD_CONTEXT *ctx,
// still well-calibrated: log every countermove-
// matched move tried, bucketed by its own
// accumulated history+continuation evidence.
+#ifdef PERF_COUNTERS
fThisMoveIsCountermoveMatch = FALSE;
if ((!IS_CAPTURE_OR_PROMOTION(mv)) &&
(ctx->uPly > 0) &&
@@ -614,6 +619,7 @@ Search(IN SEARCHER_THREAD_CONTEXT *ctx,
fThisMoveIsCountermoveMatch = TRUE;
uCMEvidenceBucket = _CMEvidenceBucket(uEvidence);
}
+#endif
mv.bvFlags |= WouldGiveCheck(ctx, mv);
// Note: x is the index of the NEXT move to be
@@ -1201,7 +1207,9 @@ QSearchFromCheckNoStandPat(IN SEARCHER_THREAD_CONTEXT *ctx,
SCORE iBestScore = MATED_SCORE(ctx->uPly);
SCORE iScore;
MOVE mv;
+#if defined(DEBUG) || defined(PERF_COUNTERS)
ULONG uLegalMoves = 0;
+#endif
ULONG uQsearchCheckExtension = 0;
ASSERT(InCheck(pos, pos->uToMove));
@@ -1244,7 +1252,9 @@ QSearchFromCheckNoStandPat(IN SEARCHER_THREAD_CONTEXT *ctx,
// IDEA: prune if the side in check could have stood pat before.
if (MakeMove(ctx, mv))
{
+#if defined(DEBUG) || defined(PERF_COUNTERS)
uLegalMoves++;
+#endif
pf->uQsearchNodes++;
pf->uQsearchDepth++;
ASSERT(uQsearchCheckExtension < 3);
@@ -1331,7 +1341,9 @@ QSearch(IN SEARCHER_THREAD_CONTEXT *ctx,
SCORE iFutility;
SCORE iPositional;
ULONG x;
+#ifdef PERF_COUNTERS
ULONG uLegalMoves;
+#endif
FLAG fIncludeChecks;
FLAG fOrigStandPat = ctx->sSearchFlags.fCouldStandPat[pos->uToMove];
static ULONG _WhatToGen[] =
@@ -1467,7 +1479,9 @@ QSearch(IN SEARCHER_THREAD_CONTEXT *ctx,
GenerateMoves(ctx, NULLMOVE, _WhatToGen[fIncludeChecks]);
+#ifdef PERF_COUNTERS
uLegalMoves = 0;
+#endif
for (x = ctx->sMoveStack.uBegin[ctx->uPly];
x < ctx->sMoveStack.uEnd[ctx->uPly];
x++)
@@ -1507,7 +1521,9 @@ QSearch(IN SEARCHER_THREAD_CONTEXT *ctx,
if (MakeMove(ctx, mv))
{
+#ifdef PERF_COUNTERS
uLegalMoves++;
+#endif
pf->uQsearchNodes++;
pf->uQsearchDepth++;
ASSERT(pf->uQsearchDepth > 0);