heimdall

heimdall-engine/heimdall

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alpha-raise-reduction

bad-noisy-corrhist

eval-rescale

factorized-quiet-hist

fractional-depth

hceimdall

master

morelayers-v2

reckless-base-tm

tt-aging

tuning

0.1

0.2

0.3

0.4

1.0

1.1

1.1.1

1.2.0

1.2.1

1.2.2

1.3

1.3.1

1.3.2

1.4.0

1.4.1

1.4.2

d17884b0db Implement alpha raise reductions (bench 5630449) alpha-raise-reduction Mattia Giambirtone 2026-03-14 14:03:54 +01:00
6ac025080f Add threat factorizer to quiet history (bench 5133412) factorized-quiet-hist Mattia Giambirtone 2026-03-14 12:07:53 +01:00
a760f0e954 Clean up history updates with gravity formula helper (bench 5648475) master Mattia Giambirtone 2026-03-14 12:27:35 +01:00
527aebf5e2 Add ttAge command (bench 7477817) tt-aging Mattia Giambirtone 2026-03-03 12:59:24 +01:00
7df26d7956 Implement basic TT aging policy (bench 7477817) Mattia Giambirtone 2026-03-02 22:59:06 +01:00
81446ec590 General cleanup, move most fractional parameters into tunable system (bench 6890614) fractional-depth Mattia Giambirtone 2026-03-13 17:27:03 +01:00
a69f451ec6 Implement fractional depth (bench 6890614) Mattia Giambirtone 2026-03-12 19:37:46 +01:00
3c0faf3a65 Refactor search parameters to be tunable only when SPSA tuning (bench 5648475) Mattia Giambirtone 2026-03-13 17:18:22 +01:00
505b895383 Reduce eval scale by one third (bench 5566466) eval-rescale Mattia Giambirtone 2026-03-12 18:34:15 +01:00
0f85963653 Apply tuned parameters (bench 5771749) tuning Mattia Giambirtone 2026-03-04 17:53:16 +01:00
eab7f9f182 Allow corrhist corrections with noisy best moves if they fail SEE (bench 5147665) bad-noisy-corrhist Mattia Giambirtone 2026-03-03 22:14:32 +01:00
365bdba120 Use reckless formula for base time management limits (bench 5648475) reckless-base-tm Mattia Giambirtone 2026-03-03 17:36:10 +01:00
1f46c4d616 Enable tuning (bench 5648475) Mattia Giambirtone 2026-03-03 15:46:20 +01:00
b68904eeb9 Disable tuning (bench 5648475) Mattia Giambirtone 2026-03-02 16:14:18 +01:00
5d56e25a75 Fix typo (bench 5648475) Mattia Giambirtone 2026-02-24 18:10:08 +01:00
72b051ea4c Apply SPSA parameters (bench 5648475) Mattia Giambirtone 2026-03-02 09:02:05 +01:00
b4e20caf1b Increase number of tunables (bench 5459982) Mattia Giambirtone 2026-02-25 23:07:31 +01:00
591e3e4177 Make LMR base table tunable (bench 5459982) Mattia Giambirtone 2026-02-24 16:00:42 +01:00
37657b55f4 Enable tuning (bench 5459982) Mattia Giambirtone 2026-02-24 14:51:21 +01:00
f80ad5ff93 Implement fractional LMR (bench 5459982) Mattia Giambirtone 2026-02-24 12:27:43 +01:00
6f5c0d3d5b Nonfunctional cleanup of futility pruning code (bench 6370442) Mattia Giambirtone 2026-02-23 22:45:46 +01:00
06497d3854 Tighten margin for futility pruning (bench 6370442) Mattia Giambirtone 2026-02-22 23:38:33 +01:00
68c3818f7d Minor tweaks to command-line interface for bench, add support for silencing logs and multithreaded search (bench 6628665) Mattia Giambirtone 2026-02-21 13:32:42 +01:00
6fc444d320 Remove unnecessary comment, fix test suite (bench 6628665) Mattia Giambirtone 2026-02-21 13:04:42 +01:00
d534032727 Fix some long-standing issues with evaluation clamping and mate scores (bench 6628665) Mattia Giambirtone 2026-02-09 19:43:14 +01:00
356406a8b1 Tweak eval scale for 2 ply continuation corrhist (bench 6628665) Mattia Giambirtone 2026-02-04 16:45:40 +01:00
7b61de33a8 Implement 2-ply continuation correction history (bench 6664534) Mattia Giambirtone 2026-02-03 12:21:11 +01:00
ee178b21f5 Update nimble file (bench 7197102) Mattia Giambirtone 2026-02-03 11:08:32 +01:00
88cc41a748 Add continuation correction history (bench 7197102) Mattia Giambirtone 2026-02-02 20:14:22 +01:00
a758f2ed7d Tighten SE multi extension margins (bench 6415274) Mattia Giambirtone 2026-02-01 16:08:04 +01:00
2d89ee2c47 Update ratings (bench 5349640) Mattia Giambirtone 2026-01-29 13:27:06 +01:00
fee12bd0b7 Further work on multilayer SIMD (broken) morelayers-v2 Mattia Giambirtone 2026-01-29 11:51:25 +01:00
0d165f41a5 Initial work on SIMD multilayer inference (broken) Mattia Giambirtone 2026-01-27 11:05:59 +01:00
2028fea3ea Initial work on SIMD multilayer inference (broken) nocturn9x 2025-07-20 16:37:14 +02:00
60a41537cd Make dual activation optional, preparation for SIMD inference nocturn9x 2025-07-20 14:15:52 +02:00
e0172e85e9 Initial work on morelayers (working scalar inference) nocturn9x 2025-07-19 17:53:43 +02:00
8cc9e200cc Add pairwise multiplication support (bench 5349640) Mattia Giambirtone 2026-01-13 13:58:34 +01:00
4870972dcb Switch to laevateinn-v2 network (bench 5349640) Mattia Giambirtone 2026-01-13 12:12:27 +01:00
75450e7355 Print FENs in shredder notation (instead of X-FEN) when in Chess960 mode in the mixed mode interface (bench 5736541) Mattia Giambirtone 2026-01-08 11:33:12 +01:00
8a8b8821b6 Add TODOs (bench 5736541) nocturn9x 2026-01-02 12:25:48 +01:00
a8fa87409e More cleanup (bench 5736541) nocturn9x 2025-12-29 19:17:44 +01:00
0ac67b3c02 Make HistoryTables a ref to ensure individual histories are aligned (bench 5736541) nocturn9x 2025-12-28 16:08:21 +01:00
f174871ea5 Migrate to managed references for most objects and align almost all SearchManager fields (bench 5736541) nocturn9x 2025-12-26 17:52:50 +01:00
ce8dacc7cb Nonfunctional changes, update ratings (bench 5736541) nocturn9x 2025-12-26 11:27:27 +01:00
2c24d7a543 Use raw pointers for search parameters to avoid false sharing, make global tunable dictionary constant (bench 5736541) Mattia Giambirtone 2025-12-16 18:20:55 +01:00
4a60d0f5cc Add missing newline to styledWrite call (bench 5736541) Mattia Giambirtone 2025-12-14 19:09:28 +01:00
d241e560d1 No longer count NMP nodes, minor fix for hard limits in logging (bench 5736541) Mattia Giambirtone 2025-12-11 13:34:40 +01:00
cd223863fe Don't copy anything from the main thread to workers except for the TT pointer (bench 6295424) Mattia Giambirtone 2025-12-08 15:58:49 +01:00
67da396b13 Use relaxed memory ordering for all atomic operations (bench 6295424) Mattia Giambirtone 2025-12-08 20:18:43 +01:00
2e63e8a56b Move styledWrite macro in logs module, add separate tunable weights for conthist (bench 6295424) Mattia Giambirtone 2025-12-09 10:27:44 +01:00
f6bd30410e Remove unused variable in command-line parsing, make bench output colored unless NO_COLOR is set (bench 6295424) Mattia Giambirtone 2025-12-08 20:22:38 +01:00
27c64654fd Fix very important problem *wink wink* (bench 6295424) Mattia Giambirtone 2025-12-08 12:46:25 +01:00
ea0597a60b Preserve pretty logs without color when NO_COLOR is set (bench 6295424) Mattia Giambirtone 2025-12-08 12:17:03 +01:00
983e2086b8 Correctly parse well-formed position and go commands contained within ill-formed strings when in UCI mode (bench 6295424) Mattia Giambirtone 2025-12-07 21:34:09 +01:00
436b2b4864 Add lots of pretty unicorn vomit and full NO_COLOR support (bench 6295424) Mattia Giambirtone 2025-12-07 14:16:52 +01:00
9e5a5b56f3 Deep copy search parameters to each worker thread to avoid contention issues (bench 6295424) Mattia Giambirtone 2025-12-01 23:17:32 +01:00
ad464a8f3b Add very serious business logic (bench 6295424) Mattia Giambirtone 2025-12-01 14:30:07 +01:00
c3222800c8 Implement nim-noise support to improve mixed mode experience (bench 6295424) Mattia Giambirtone 2025-12-01 13:18:20 +01:00
a08864afdb Make sure only the current network is downloaded via make net (bench 6295424) nocturn9x 2025-11-30 13:21:47 +01:00
193cd0481f Make net target work under Windows (bench 6295424) nocturn9x 2025-11-30 13:04:49 +01:00
f182b59a8c Add support for Transparent Huge Pages (bench 6295424) nocturn9x 2025-11-28 16:36:03 +01:00
343b0045d0 Update README and help menu, add getScale and getStats commands (bench 6295424) 0.1 Mattia Giambirtone 2025-11-27 13:13:10 +01:00
0d7acf688e Add DeepWiki badge (bench 6295424) Mattia Giambirtone 2025-11-24 11:58:19 +01:00
9f66c4b0bb Switch to laevateinn network (bench 6295424) Mattia Giambirtone 2025-11-24 10:35:13 +01:00
a199a901cc Disable mixed mode when stdout is not a TTY or when NO_TUI is set (bench 6222895) Mattia Giambirtone 2025-11-23 12:56:16 +01:00
33405ca426 Improve readability of updateCorrectionHistories (bench 6222895) Mattia Giambirtone 2025-11-22 18:30:37 +01:00
51cb19af57 Nonfunctional fixes and cleanup (bench 6222895) Mattia Giambirtone 2025-11-21 00:17:42 +01:00
23f734baab Fix parsing of simple commands (bench 6222895) Mattia Giambirtone 2025-11-16 23:34:19 +01:00
16111cdc69 Update ratings, fix help command, nonfunctional changes (bench 6222895) Mattia Giambirtone 2025-11-16 23:19:09 +01:00
92f131cd0a Switch to mistilteinn-v4a network (bench 6222895) Mattia Giambirtone 2025-11-16 13:42:56 +01:00
5644e7f66e Minor cleanup (bench 5583594) Mattia Giambirtone 2025-11-07 15:43:16 +01:00
2022c229e4 Only increment selective depth in PV nodes (bench 5583594) Mattia Giambirtone 2025-11-05 12:19:26 +01:00
4b6e4e6741 Create kingSquare() helper (bench 5583594) Mattia Giambirtone 2025-11-04 19:26:08 +01:00
81f2e8ea0a Nonfunctional refactor of move.isCapture and move.isPromotion (bench 5583594) Mattia Giambirtone 2025-11-04 00:24:33 +01:00
af8619bd9e Nonfunctional change in magic bitboard generator (bench 5583594) Mattia Giambirtone 2025-11-01 18:46:17 +01:00
7ec200d76d Bring MAX_DEPTH back to 254, for now (bench 5583594) Mattia Giambirtone 2025-10-28 19:29:52 +01:00
42db6ea2c7 Make sure moves parsed via UCI are actually legal (oof) (bench 5583594) Mattia Giambirtone 2025-10-28 10:24:14 +01:00
be0fa1569f Do not check soft limits in aspiration windows, fix go mate command and other minor UX annoyances (bench 5583594) Mattia Giambirtone 2025-10-27 23:41:07 +01:00
09dde82f99 Nonfunctional changes (bench 5583594) Mattia Giambirtone 2025-10-27 11:28:40 +01:00
1eae7f6ee8 Fix eval command (bench 5583594) Mattia Giambirtone 2025-10-26 22:29:15 +01:00
c12e4ca5ac Only run test pre-commit hook when necessary (bench 5583594) Mattia Giambirtone 2025-10-25 19:50:15 +02:00
27eea89aa2 Update ratings (bench 5583594) Mattia Giambirtone 2025-10-25 13:09:15 +02:00
b1f6195d1c Implement move command in mixed mode (bench 5583594) Mattia Giambirtone 2025-10-24 23:50:02 +02:00
b6513855e2 Experimental work to improve 'go mate' searches. Make mixed mode interface nicer, add set shortcut (bench 5583594) Mattia Giambirtone 2025-10-24 19:17:39 +02:00
c256cd6b2e Update ratings (bench 5583594) Mattia Giambirtone 2025-10-23 00:28:27 +02:00
fad6cfd65f Disable chess960 castling in standard chess mode (bench 5583594) Mattia Giambirtone 2025-10-22 00:46:44 +02:00
a03ca34961 More cleanup and refactoring, fix minor issue in Position.hash(), unify TUI and UCI (bench 5583594) Mattia Giambirtone 2025-10-20 23:18:19 +02:00
a6989fd32c Major cleanup and removal of redundant comments (bench 5698054) Mattia Giambirtone 2025-10-20 00:04:41 +02:00
6bd8901981 Fix bug with chess960 castling parsing and tweak logs for chonk tool (bench 5698054) Mattia Giambirtone 2025-10-19 20:49:28 +02:00
9c1c486e9a Implement new internal tool for opening augmentation (bench 5698054) Mattia Giambirtone 2025-10-19 16:55:34 +02:00
f5f19c724e Compress moves into 16 bits (bench 5698054) Mattia Giambirtone 2025-10-17 14:49:51 +02:00
248217b2d7 Fix some edge cases with printing the last info line when hard limits are hit, remove trailing whitespace, minor nonfunctional cleanup (bench 6468026) Mattia Giambirtone 2025-10-15 19:39:46 +02:00
93ac509b30 Rewrite sections on building and installation (bench 6468026) Mattia Giambirtone 2025-10-15 13:24:55 +02:00
080265bec2 Fix the network target so it downloads only the required network (bench 6468026) Mattia Giambirtone 2025-10-15 12:46:16 +02:00
c341d63ae3 More code cleanup (bench 6468026) Mattia Giambirtone 2025-10-14 19:21:08 +02:00
f3d0d3f8af Refactoring and cleanup (bench 6468026) Mattia Giambirtone 2025-10-14 14:05:55 +02:00
a3dfb4c8bc Update README and fix Makefile test targets (bench 6468026) Mattia Giambirtone 2025-10-11 11:45:25 +02:00
08b6799283 Make test target produce a binary with a different name (bench 6468026) Mattia Giambirtone 2025-10-08 09:52:30 +02:00
f68314f346 Update Makefile so it doesn't produce release binaries (again, lol) (bench 6468026) Mattia Giambirtone 2025-10-08 09:48:24 +02:00
b496f0bffa Remove unnecessary check disabling in history updates. Fix typos and update gitignore (bench 6468026) Mattia Giambirtone 2025-10-03 19:03:01 +02:00

Commit Graph Select branches Hide Pull Requests alpha-raise-reduction bad-noisy-corrhist eval-rescale factorized-quiet-hist fractional-depth hceimdall master morelayers-v2 reckless-base-tm tt-aging tuning 0.1 0.2 0.3 0.4 1.0 1.1 1.1.1 1.2.0 1.2.1 1.2.2 1.3 1.3.1 1.3.2 1.4.0 1.4.1 1.4.2 Mono Color