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Implemented perft

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Patch from Joona with extension to benchmark and inclusion
of Depth(0) moves generation by me.

Note that to test also qsearch and in particulary checks
generations a change in the end condition is needed.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Joona Kiiski
2009-10-02 07:09:24 +03:00
committed by Marco Costalba
parent d9b920acfb
commit fa49311b36
5 changed files with 57 additions and 5 deletions
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6
src/benchmark.cpp
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@@ -104,7 +104,7 @@ void benchmark(const string& commandLine) {
if (limitType == "time")
secsPerPos = val * 1000;
else if (limitType == "depth")
else if (limitType == "depth" || limitType == "perft")
maxDepth = val;
else
maxNodes = val;
@@ -153,7 +153,9 @@ void benchmark(const string& commandLine) {
int dummy[2] = {0, 0};
Position pos(*it);
cerr << "\nBench position: " << cnt << '/' << positions.size() << endl << endl;
if (!think(pos, true, false, 0, dummy, dummy, 0, maxDepth, maxNodes, secsPerPos, moves))
if (limitType == "perft")
totalNodes += perft(pos, maxDepth * OnePly);
else if (!think(pos, true, false, 0, dummy, dummy, 0, maxDepth, maxNodes, secsPerPos, moves))
break;
totalNodes += nodes_searched();
}