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Code Issues Releases Wiki Activity

Remove offset in thread redistribution scheme.

Browse source 
doesn't have a benefit.

passed STC (8 threads):
LLR: 2.95 (-2.94,2.94) [-3.00,1.00]
Total: 19574 W: 4028 L: 3904 D: 11642
http://tests.stockfishchess.org/tests/view/5b3e48950ebc5902b9fff080

passed LTC (8 threads):
LLR: 2.96 (-2.94,2.94) [-3.00,1.00]
Total: 21293 W: 3626 L: 3506 D: 14161
http://tests.stockfishchess.org/tests/view/5b3eefd60ebc5902b9fffa81

Closes https://github.com/official-stockfish/Stockfish/pull/1667

No functional change single threaded.
This commit is contained in:
Joost VandeVondele 2018-07-05 18:33:18 +02:00 • committed by Stéphane Nicolet
parent 0f48095759
commit d2752fdc15
1 changed files with 1 additions and 1 deletions
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2
src/search.cpp
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@ -331,7 +331,7 @@ void Thread::search() {
if (idx > 0) if (idx > 0)
{ {
int i = (idx - 1) % 20; int i = (idx - 1) % 20;
if (((rootDepth / ONE_PLY + rootPos.game_ply() + SkipPhase[i]) / SkipSize[i]) % 2) if (((rootDepth / ONE_PLY + SkipPhase[i]) / SkipSize[i]) % 2)
continue; // Retry with an incremented rootDepth continue; // Retry with an incremented rootDepth
} }