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Cache small net w/ psqtOnly support

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Caching the small net in the same way as the big net allows them to
share the same code path and completely removes
update_accumulator_refresh().

STC:
https://tests.stockfishchess.org/tests/view/662bfb5ed46f72253dcfed85
LLR: 2.94 (-2.94,2.94) <-1.75,0.25>
Total: 151712 W: 39252 L: 39158 D: 73302
Ptnml(0-2): 565, 17474, 39683, 17570, 564

closes https://github.com/official-stockfish/Stockfish/pull/5194

Bench: 1836777
This commit is contained in:
mstembera
2024-04-25 18:20:08 -07:00
committed by Disservin
parent bc45cbc820
commit 940a3a7383
6 changed files with 88 additions and 195 deletions
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2
src/nnue/nnue_misc.cpp
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@@ -48,7 +48,7 @@ void hint_common_parent_position(const Position& pos,
int simpleEvalAbs = std::abs(simple_eval(pos, pos.side_to_move()));
if (simpleEvalAbs > Eval::SmallNetThreshold)
networks.small.hint_common_access(pos, nullptr, simpleEvalAbs > Eval::PsqtOnlyThreshold);
networks.small.hint_common_access(pos, &caches.small, simpleEvalAbs > Eval::PsqtOnlyThreshold);
else
networks.big.hint_common_access(pos, &caches.big, false);
}