NCM plays each Stockfish dev build 20,000 times against Stockfish 15. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.
| Host | Duration | Avg Base NPS | Games | WLD | Standard Elo | Ptnml(0-2) | Gamepair Elo |
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| ID | Host | Base NPS | Games | WLD | Standard Elo | Ptnml(0-2) | Gamepair Elo | CLI | PGN |
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| Commit ID | 804394b939614ca6ac99e31be236c019db365bb7 |
|---|---|
| Author | disservin |
| Date | 2022-10-23 18:08:18 UTC |
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enable bit manipulation instruction set 1
bmi1 enables the use of _blsr_u64 for pop_lsb, and is availabe when avx2 is.
verified a small speedup (0.2 - 0.6%)
closes https://github.com/official-stockfish/Stockfish/pull/4202
No functional change
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