Commit Graph
2 Commits
Author SHA1 Message Date
CiekceandJoost VandeVondele 0c1001c93e Disable PEXT on AMD Excavator CPUs
Excavator also supports BMI2, where it has the same microcoded performance implications as on Zen pre-3.

closes https://github.com/official-stockfish/Stockfish/pull/6868

No functional change
2026-06-06 09:58:43 +02:00
CiekceandDisservin eb20de36c0 Avoid unnecessary creation of accumulator cache
Saves a (currently) 800 KB allocation and deallocation when running
`eval`, not particularly significant and zero impact on play but not
necessary either.

closes https://github.com/official-stockfish/Stockfish/pull/5201

No functional change
2024-05-01 14:10:57 +02:00