Latest abrok Development Version June 1st 2021 (SF The gift that keeps on giving )


Windows x64 for Haswell CPUs Windows x64 for modern computers + AVX2 Windows x64 for modern computers Windows x64 + SSSE3 Windows x64 Windows 32 Linux x64 for Haswell CPUs Linux x64 for modern computers + AVX2 Linux x64 for modern computers Linux x64 + SSSE3 Linux x64	Author: Stefan Geschwentner Date: Tue Jun 1 23:21:00 2021 +0200 Timestamp: 1622582460 Remove formerPV variable. STC: LLR: 2.94 (-2.94,2.94) <-2.50,0.50> Total: 75672 W: 6546 L: 6496 D: 62630 Elo +0.23 Ptnml(0-2): 238, 5274, 26761, 5326, 237 https://tests.stockfishchess.org/tests/view/60b349c0ec0c03148cbed055 LTC: LLR: 2.98 (-2.94,2.94) <-2.50,0.50> Total: 137816 W: 4676 L: 4689 D: 128451 Elo -0.03 Ptnml(0-2): 52, 4237, 60354, 4202, 63 https://tests.stockfishchess.org/tests/view/60b38970ec0c03148cbed075 closes https://github.com/official-stockfish/Stockfish/pull/3515 Bench: 4892288 see source
Windows x64 for Haswell CPUs Windows x64 for modern computers + AVX2 Windows x64 for modern computers Windows x64 + SSSE3 Windows x64 Windows 32 Linux x64 for Haswell CPUs Linux x64 for modern computers + AVX2 Linux x64 for modern computers Linux x64 + SSSE3 Linux x64	Author: J. Oster Date: Tue Jun 1 21:25:28 2021 +0200 Timestamp: 1622575528 Pre-initialize ss->ply We pre-initialize ss->ply over the whole stack. There is no need to re-assign the same value(s) over and over again while searching. Probably a tiny speedup on longer searches. Tested for no regression: STC LLR: 2.93 (-2.94,2.94) <-2.50,0.50> Total: 25784 W: 2205 L: 2101 D: 21478 Elo +1.40 Ptnml(0-2): 62, 1660, 9368, 1716, 86 https://tests.stockfishchess.org/tests/view/60b516c6457376eb8bca9dfa LTC LLR: 2.94 (-2.94,2.94) <-2.50,0.50> Total: 26200 W: 944 L: 878 D: 24378 Elo +0.88 Ptnml(0-2): 12, 732, 11545, 800, 11 https://tests.stockfishchess.org/tests/view/60b53652457376eb8bca9e0e closes https://github.com/official-stockfish/Stockfish/pull/3516 No functional change. see source

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