X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fucioption.cpp;h=1778c7182a52f56de7209e19a79af8b90cc17feb;hp=23e00180fd29562cf72d8d5922d63c203ed9936b;hb=97a034ad3e8b25f0e8e1dd03d31f4689180f7547;hpb=66f5cd3f9d123306c509b6172fd11ed3afa1d39a

diff --git a/src/ucioption.cpp b/src/ucioption.cpp
index 23e00180..1778c718 100644
--- a/src/ucioption.cpp
+++ b/src/ucioption.cpp
@@ -1,7 +1,7 @@
 /*
   Stockfish, a UCI chess playing engine derived from Glaurung 2.1
   Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
-  Copyright (C) 2008-2014 Marco Costalba, Joona Kiiski, Tord Romstad
+  Copyright (C) 2008-2015 Marco Costalba, Joona Kiiski, Tord Romstad
 
   Stockfish is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -54,11 +54,13 @@ bool CaseInsensitiveLess::operator() (const string& s1, const string& s2) const
 
 void init(OptionsMap& o) {
 
+  const int MaxHashMB = Is64Bit ? 1024 * 1024 : 2048;
+
   o["Write Debug Log"]       << Option(false, on_logger);
   o["Contempt"]              << Option(0, -100, 100);
   o["Min Split Depth"]       << Option(0, 0, 12, on_threads);
   o["Threads"]               << Option(1, 1, MAX_THREADS, on_threads);
-  o["Hash"]                  << Option(16, 1, 1024 * 1024, on_hash_size);
+  o["Hash"]                  << Option(16, 1, MaxHashMB, on_hash_size);
   o["Clear Hash"]            << Option(on_clear_hash);
   o["Ponder"]                << Option(true);
   o["MultiPV"]               << Option(1, 1, 500);