X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Ftt.cpp;h=bb49a824519a52b97828b1a6055d2e12cc8f198b;hp=cc3bea2023d7d51d3f0b3149a991420bde05572a;hb=45eac9507c87df81859a09a8c68d21f1efe7942a;hpb=595fc342cf4a039cc59ca6adec5025d14201714b diff --git a/src/tt.cpp b/src/tt.cpp index cc3bea20..bb49a824 100644 --- a/src/tt.cpp +++ b/src/tt.cpp @@ -28,12 +28,10 @@ TranspositionTable TT; // Our global transposition table /// TranspositionTable::resize() sets the size of the transposition table, /// measured in megabytes. Transposition table consists of a power of 2 number -/// of clusters and each cluster consists of TTClusterSize number of TTEntry. +/// of clusters and each cluster consists of ClusterSize number of TTEntry. void TranspositionTable::resize(size_t mbSize) { - assert(sizeof(Cluster) == CacheLineSize / 2); - size_t newClusterCount = size_t(1) << msb((mbSize * 1024 * 1024) / sizeof(Cluster)); if (newClusterCount == clusterCount) @@ -77,7 +75,7 @@ TTEntry* TranspositionTable::probe(const Key key, bool& found) const { TTEntry* const tte = first_entry(key); const uint16_t key16 = key >> 48; // Use the high 16 bits as key inside the cluster - for (int i = 0; i < TTClusterSize; ++i) + for (int i = 0; i < ClusterSize; ++i) if (!tte[i].key16 || tte[i].key16 == key16) { if (tte[i].key16) @@ -88,7 +86,7 @@ TTEntry* TranspositionTable::probe(const Key key, bool& found) const { // Find an entry to be replaced according to the replacement strategy TTEntry* replace = tte; - for (int i = 1; i < TTClusterSize; ++i) + for (int i = 1; i < ClusterSize; ++i) if ( (( tte[i].genBound8 & 0xFC) == generation8 || tte[i].bound() == BOUND_EXACT) - ((replace->genBound8 & 0xFC) == generation8) - (tte[i].depth8 < replace->depth8) < 0)