Simplify pawn captures#1048
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codedeliveryservice merged 5 commits intoMay 27, 2026
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If we shift first, it saves a few operations and we don't have to pass around a seventh_rank but can use a compile time constant.
STC
Elo | 2.12 +- 2.31 (95%)
SPRT | 8.0+0.08s Threads=1 Hash=16MB
LLR | 2.92 (-2.25, 2.89) [-2.75, 0.25]
Games | N: 21170 W: 5472 L: 5343 D: 10355
Penta | [49, 2285, 5812, 2366, 73]
https://recklesschess.space/test/15010/