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Stefan Geschwentner 8a8640a761 Double extend more often via LMR
Allow for first three moves always a two plies deeper LMR search.

STC:
LLR: 2.96 (-2.94,2.94) <-2.50,0.50>
Total: 206096 W: 51966 L: 52093 D: 102037
Ptnml(0-2): 664, 23817, 54293, 23530, 744
https://tests.stockfishchess.org/tests/view/616f197d40f619782fd4f75a

LTC:
LLR: 2.93 (-2.94,2.94) <-2.50,0.50>
Total: 62384 W: 15567 L: 15492 D: 31325
Ptnml(0-2): 40, 6633, 17777, 6696, 46
https://tests.stockfishchess.org/tests/view/616ffa1b4f0b65a0e231e682

closes https://github.com/official-stockfish/Stockfish/pull/3752

Bench: 6154836
2021-10-21 12:42:30 +02:00
..
incbin Embed default net, and simplify using non-default nets 2020-08-29 21:56:00 +02:00
nnue Small clean-up, Sept 2021 2021-10-07 09:41:57 +02:00
syzygy Fix a rare case of wrong TB ranking 2021-06-14 17:28:30 +02:00
Makefile Small clean-up, Sept 2021 2021-10-07 09:41:57 +02:00
benchmark.cpp Add Stockfish namespace. 2021-03-07 14:26:54 +01:00
bitbase.cpp Small cleanups (march 2021) 2021-03-24 17:11:06 +01:00
bitboard.cpp Small clean-up 2021-03-31 08:12:25 +02:00
bitboard.h Small clean-up 2021-03-31 08:12:25 +02:00
endgame.cpp Add Stockfish namespace. 2021-03-07 14:26:54 +01:00
endgame.h Add Stockfish namespace. 2021-03-07 14:26:54 +01:00
evaluate.cpp Reformat Eval::evaluate() 2021-10-18 20:45:47 +02:00
evaluate.h Small clean-up, Sept 2021 2021-10-07 09:41:57 +02:00
main.cpp Add Stockfish namespace. 2021-03-07 14:26:54 +01:00
material.cpp Small cleanups (march 2021) 2021-03-24 17:11:06 +01:00
material.h Add Stockfish namespace. 2021-03-07 14:26:54 +01:00
misc.cpp Improve handling of the debug log file. 2021-08-20 07:57:09 +02:00
misc.h Detect search explosions 2021-09-23 23:19:06 +02:00
movegen.cpp Simplify Declaration on Pawn Move Generation 2021-08-22 09:15:19 +02:00
movegen.h Add Stockfish namespace. 2021-03-07 14:26:54 +01:00
movepick.cpp Simplify lowply-history scoring logic 2021-07-23 18:53:03 +02:00
movepick.h Small clean-up, Sept 2021 2021-10-07 09:41:57 +02:00
pawns.cpp Small cleanups (march 2021) 2021-03-24 17:11:06 +01:00
pawns.h Add Stockfish namespace. 2021-03-07 14:26:54 +01:00
position.cpp SEE: simplify stm variable initialization 2021-07-13 17:31:15 +02:00
position.h Change trace with NNUE eval support 2021-06-19 11:57:01 +02:00
psqt.cpp Add Stockfish namespace. 2021-03-07 14:26:54 +01:00
psqt.h Add Stockfish namespace. 2021-03-07 14:26:54 +01:00
search.cpp Double extend more often via LMR 2021-10-21 12:42:30 +02:00
search.h Detect search explosions 2021-09-23 23:19:06 +02:00
simd.h Optimize and tidy up affine transform code. 2021-08-20 08:50:25 +02:00
thread.cpp Small cleanups (march 2021) 2021-03-24 17:11:06 +01:00
thread.h Simplify ttHitAverage away 2021-10-14 09:47:20 +02:00
thread_win32_osx.h Add Stockfish namespace. 2021-03-07 14:26:54 +01:00
timeman.cpp Combo of various parameter tweaks 2021-09-21 19:48:40 +02:00
timeman.h Remove Tempo 2021-05-19 20:34:37 +02:00
tt.cpp Add Stockfish namespace. 2021-03-07 14:26:54 +01:00
tt.h Add Stockfish namespace. 2021-03-07 14:26:54 +01:00
tune.cpp Remove BoolConditions from tuning code 2021-05-15 09:40:40 +02:00
tune.h Remove BoolConditions from tuning code 2021-05-15 09:40:40 +02:00
types.h Detect search explosions 2021-09-23 23:19:06 +02:00
uci.cpp Update WDL model for NNUE 2021-06-28 21:13:30 +02:00
uci.h Add Stockfish namespace. 2021-03-07 14:26:54 +01:00
ucioption.cpp Improve handling of the debug log file. 2021-08-20 07:57:09 +02:00