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Created page with "'''Home * Engines * Stockfish * asmFish''' FILE:Istiophorus platypterus.jpg|border|right|thumb| [https://en.wikipedia.org/wiki/Indo-Pacific_sailfish I..."
'''[[Main Page|Home]] * [[Engines]] * [[Stockfish]] * asmFish'''
[[FILE:Istiophorus platypterus.jpg|border|right|thumb| [https://en.wikipedia.org/wiki/Indo-Pacific_sailfish Istiophorus platypterus], one of the world's fastest fish <ref>Istiophorus platypterus, [https://commons.wikimedia.org/wiki/File:Istiophorus_platypterus.jpg Image] by [https://commons.wikimedia.org/wiki/User:Citron Citron], March 2010, [https://creativecommons.org/licenses/by-sa/3.0/deed.en CC BY-SA 3.0], [https://en.wikipedia.org/wiki/Wikimedia_Commons Wikimedia Commons], [https://en.wikipedia.org/wiki/Sailfish Sailfish from Wikipedia], [https://en.wikipedia.org/wiki/Indo-Pacific_sailfish Indo-Pacific sailfish from Wikipedia]</ref> ]]
'''asmFish''',<br/>
a [[Stockfish#ports|port]] of Stockfish in [[x86-64]] [[Assembly|assembly]] by [[Mohammed Li]], optional using [[AVX2]] and [[BMI2]] instructions, assembled with [https://en.wikipedia.org/wiki/FASM FASM] to run under [[Windows]] or [[UNIX]]/[[Linux]], first released in June 2016. The fun project is about to demonstrate how an experienced assembly programmer can optimize a program compared with [https://en.wikipedia.org/wiki/GNU_Compiler_Collection GCC] <ref>[https://groups.google.com/d/msg/fishcooking/HKIYwO6pF-s/p9t48jDZBAAJ Re: [for fun] rewrite of stockfish into asm and question on source] by [[Mohammed Li]], [[Computer Chess Forums|FishCooking]], April 18, 2016</ref> . A few structural optimizations were also applied, such as elimination of [[Piece-Lists|piece lists]] as already tried in Stockfish <ref>[https://groups.google.com/d/msg/fishcooking/aJEf-_SmpWY/TARC-1aPGzYJ removal of piece lists] by [[Mohammed Li]], [[Computer Chess Forums|FishCooking]], November 11, 2014</ref> . Critical functions in asmFish do not conform to the x86-64 [https://en.wikipedia.org/wiki/Application_binary_interface ABI] concerning register usage and [https://en.wikipedia.org/wiki/Calling_convention calling convention] <ref>[http://www.agner.org/optimize/#manuals Agner Fog's manuals]</ref>. Some less time critical code was ported using GCC generated assembly output, such as [[Ronald de Man|Ronald de Man's]] probing code for [[Syzygy Bases]]. asmFish further supports [[Memory#HugePages|large pages]], and its [[Parallel Search|parallel search]] is [[NUMA|numa]] aware <ref>[https://github.com/tthsqe12/asm/blob/master/readme.txt asm/readme.txt at master · tthsqe12/asm · GitHub]</ref> <ref>[https://groups.google.com/d/msg/fishcooking/ezt6MrAuXqs/qIR2HEciEgAJ lets get the ball moving down the field on numa awareness] by [[Mohammed Li]], [[Computer Chess Forums|FishCooking]], August 30, 2016</ref> .
=See also=
* [[CFish]]
=Forum Posts=
==2015==
* [https://groups.google.com/d/msg/fishcooking/HKIYwO6pF-s/-DOONSK5F-IJ [for fun] rewrite of stockfish into asm and question on source] by [[Mohammed Li]], [[Computer Chess Forums|FishCooking]], January 09, 2015
: [https://groups.google.com/d/msg/fishcooking/HKIYwO6pF-s/p9t48jDZBAAJ Re: [for fun] rewrite of stockfish into asm and question on source] by [[Mohammed Li]], [[Computer Chess Forums|FishCooking]], April 18, 2016
==2016==
* [https://groups.google.com/d/msg/fishcooking/z2sd39wrUvw/j5RpSXGmBAAJ new humanistic compile of SF is 108KB] by [[Mohammed Li]], [[Computer Chess Forums|FishCooking]], May 28, 2016
* [https://groups.google.com/d/msg/fishcooking/_haJ_5DYm0w/w38-PxBlBgAJ Re: Speedup and simplicity idea] by [[Mohammed Li]], [[Computer Chess Forums|FishCooking]], June 28, 2016
* [http://www.talkchess.com/forum/viewtopic.php?t=60945 ASM Fish for Linux and Windows] by [[Norbert Raimund Leisner]], [[CCC]], July 26, 2016
* [https://groups.google.com/d/msg/fishcooking/dRYrmi0QTpo/3aSdxHdrEQAJ asmFish 44 cores] by A. Turkoglu, [[Computer Chess Forums|FishCooking]], August 28, 2016
* [http://www.talkchess.com/forum/viewtopic.php?t=61639 Scaling of Asmfish with large thread count] by [[Dann Corbit]], [[CCC]], October 07, 2016 » [[Parallel Search]]
* [http://www.talkchess.com/forum/viewtopic.php?t=61961 New asmFish released] by [[Stefan Pohl]], [[CCC]], November 04, 2016
==2017 ...==
* [http://www.talkchess.com/forum/viewtopic.php?t=62906 Reaching Lyudmil Antonov] by Art Ford, [[CCC]], January 23, 2017
* [http://www.talkchess.com/forum/viewtopic.php?t=65671 asmfish_macOS_11082017] by [[Michael Byrne|Michael B]], [[CCC]], November 08, 2017
* [http://www.talkchess.com/forum/viewtopic.php?t=66373 asmFish update - all flavors of OS] by [[Michael Byrne|Michael B]], [[CCC]], January 20, 2018
: [http://www.talkchess.com/forum/viewtopic.php?t=66373&start=14 Re: asmFish update - all flavors of OS] by T. Poppins, [[CCC]], January 23, 2018
* [http://www.talkchess.com/forum/viewtopic.php?t=66570 New asmfish] by [[Günther Simon]], [[CCC]], February 12, 2018
=External Links=
==Chess Engine==
* [https://github.com/tthsqe12/asm GitHub - tthsqe12/asm: stockfish chess engine in x86-64]
* [https://github.com/lantonov/asmFish GitHub - lantonov/asmFish: The latest version of asmFish by Mohammed Li (04.11.2016)] hosted by [[Lyudmil Antonov]]
==Misc==
* [[:Category:Yes|Yes]] - [https://en.wikipedia.org/wiki/Fragile_(Yes_album) We Have Heaven], [https://en.wikipedia.org/wiki/Long_Distance_Runaround Long Distance Runaround], [https://en.wikipedia.org/wiki/The_Fish_%28Schindleria_Praematurus%29 The Fish (Schindleria Praematurus)], Album [https://en.wikipedia.org/wiki/Fragile_(Yes_album) Fragile] (1971), [https://en.wikipedia.org/wiki/YouTube YouTube] Video
: {{#evu:https://www.youtube.com/watch?v=ZsHNN7dfyRw|alignment=left|valignment=top}}
=References=
<references />
'''[[Stockfish|Up one Level]]'''
[[Category:Fish]]
[[Category:GPL]]
[[Category:Open Source]]
[[Category:UCI]]
[[Category:Bill Bruford ]]
[[Category:Chris Squire]]
[[FILE:Istiophorus platypterus.jpg|border|right|thumb| [https://en.wikipedia.org/wiki/Indo-Pacific_sailfish Istiophorus platypterus], one of the world's fastest fish <ref>Istiophorus platypterus, [https://commons.wikimedia.org/wiki/File:Istiophorus_platypterus.jpg Image] by [https://commons.wikimedia.org/wiki/User:Citron Citron], March 2010, [https://creativecommons.org/licenses/by-sa/3.0/deed.en CC BY-SA 3.0], [https://en.wikipedia.org/wiki/Wikimedia_Commons Wikimedia Commons], [https://en.wikipedia.org/wiki/Sailfish Sailfish from Wikipedia], [https://en.wikipedia.org/wiki/Indo-Pacific_sailfish Indo-Pacific sailfish from Wikipedia]</ref> ]]
'''asmFish''',<br/>
a [[Stockfish#ports|port]] of Stockfish in [[x86-64]] [[Assembly|assembly]] by [[Mohammed Li]], optional using [[AVX2]] and [[BMI2]] instructions, assembled with [https://en.wikipedia.org/wiki/FASM FASM] to run under [[Windows]] or [[UNIX]]/[[Linux]], first released in June 2016. The fun project is about to demonstrate how an experienced assembly programmer can optimize a program compared with [https://en.wikipedia.org/wiki/GNU_Compiler_Collection GCC] <ref>[https://groups.google.com/d/msg/fishcooking/HKIYwO6pF-s/p9t48jDZBAAJ Re: [for fun] rewrite of stockfish into asm and question on source] by [[Mohammed Li]], [[Computer Chess Forums|FishCooking]], April 18, 2016</ref> . A few structural optimizations were also applied, such as elimination of [[Piece-Lists|piece lists]] as already tried in Stockfish <ref>[https://groups.google.com/d/msg/fishcooking/aJEf-_SmpWY/TARC-1aPGzYJ removal of piece lists] by [[Mohammed Li]], [[Computer Chess Forums|FishCooking]], November 11, 2014</ref> . Critical functions in asmFish do not conform to the x86-64 [https://en.wikipedia.org/wiki/Application_binary_interface ABI] concerning register usage and [https://en.wikipedia.org/wiki/Calling_convention calling convention] <ref>[http://www.agner.org/optimize/#manuals Agner Fog's manuals]</ref>. Some less time critical code was ported using GCC generated assembly output, such as [[Ronald de Man|Ronald de Man's]] probing code for [[Syzygy Bases]]. asmFish further supports [[Memory#HugePages|large pages]], and its [[Parallel Search|parallel search]] is [[NUMA|numa]] aware <ref>[https://github.com/tthsqe12/asm/blob/master/readme.txt asm/readme.txt at master · tthsqe12/asm · GitHub]</ref> <ref>[https://groups.google.com/d/msg/fishcooking/ezt6MrAuXqs/qIR2HEciEgAJ lets get the ball moving down the field on numa awareness] by [[Mohammed Li]], [[Computer Chess Forums|FishCooking]], August 30, 2016</ref> .
=See also=
* [[CFish]]
=Forum Posts=
==2015==
* [https://groups.google.com/d/msg/fishcooking/HKIYwO6pF-s/-DOONSK5F-IJ [for fun] rewrite of stockfish into asm and question on source] by [[Mohammed Li]], [[Computer Chess Forums|FishCooking]], January 09, 2015
: [https://groups.google.com/d/msg/fishcooking/HKIYwO6pF-s/p9t48jDZBAAJ Re: [for fun] rewrite of stockfish into asm and question on source] by [[Mohammed Li]], [[Computer Chess Forums|FishCooking]], April 18, 2016
==2016==
* [https://groups.google.com/d/msg/fishcooking/z2sd39wrUvw/j5RpSXGmBAAJ new humanistic compile of SF is 108KB] by [[Mohammed Li]], [[Computer Chess Forums|FishCooking]], May 28, 2016
* [https://groups.google.com/d/msg/fishcooking/_haJ_5DYm0w/w38-PxBlBgAJ Re: Speedup and simplicity idea] by [[Mohammed Li]], [[Computer Chess Forums|FishCooking]], June 28, 2016
* [http://www.talkchess.com/forum/viewtopic.php?t=60945 ASM Fish for Linux and Windows] by [[Norbert Raimund Leisner]], [[CCC]], July 26, 2016
* [https://groups.google.com/d/msg/fishcooking/dRYrmi0QTpo/3aSdxHdrEQAJ asmFish 44 cores] by A. Turkoglu, [[Computer Chess Forums|FishCooking]], August 28, 2016
* [http://www.talkchess.com/forum/viewtopic.php?t=61639 Scaling of Asmfish with large thread count] by [[Dann Corbit]], [[CCC]], October 07, 2016 » [[Parallel Search]]
* [http://www.talkchess.com/forum/viewtopic.php?t=61961 New asmFish released] by [[Stefan Pohl]], [[CCC]], November 04, 2016
==2017 ...==
* [http://www.talkchess.com/forum/viewtopic.php?t=62906 Reaching Lyudmil Antonov] by Art Ford, [[CCC]], January 23, 2017
* [http://www.talkchess.com/forum/viewtopic.php?t=65671 asmfish_macOS_11082017] by [[Michael Byrne|Michael B]], [[CCC]], November 08, 2017
* [http://www.talkchess.com/forum/viewtopic.php?t=66373 asmFish update - all flavors of OS] by [[Michael Byrne|Michael B]], [[CCC]], January 20, 2018
: [http://www.talkchess.com/forum/viewtopic.php?t=66373&start=14 Re: asmFish update - all flavors of OS] by T. Poppins, [[CCC]], January 23, 2018
* [http://www.talkchess.com/forum/viewtopic.php?t=66570 New asmfish] by [[Günther Simon]], [[CCC]], February 12, 2018
=External Links=
==Chess Engine==
* [https://github.com/tthsqe12/asm GitHub - tthsqe12/asm: stockfish chess engine in x86-64]
* [https://github.com/lantonov/asmFish GitHub - lantonov/asmFish: The latest version of asmFish by Mohammed Li (04.11.2016)] hosted by [[Lyudmil Antonov]]
==Misc==
* [[:Category:Yes|Yes]] - [https://en.wikipedia.org/wiki/Fragile_(Yes_album) We Have Heaven], [https://en.wikipedia.org/wiki/Long_Distance_Runaround Long Distance Runaround], [https://en.wikipedia.org/wiki/The_Fish_%28Schindleria_Praematurus%29 The Fish (Schindleria Praematurus)], Album [https://en.wikipedia.org/wiki/Fragile_(Yes_album) Fragile] (1971), [https://en.wikipedia.org/wiki/YouTube YouTube] Video
: {{#evu:https://www.youtube.com/watch?v=ZsHNN7dfyRw|alignment=left|valignment=top}}
=References=
<references />
'''[[Stockfish|Up one Level]]'''
[[Category:Fish]]
[[Category:GPL]]
[[Category:Open Source]]
[[Category:UCI]]
[[Category:Bill Bruford ]]
[[Category:Chris Squire]]
