commit: 7dacc0b625b87d1263ae823244f370befc5496c0 Author: Patrick Lauer <patrick <AT> gentoo <DOT> org> AuthorDate: Mon Feb 2 06:48:45 2026 +0000 Commit: Patrick Lauer <patrick <AT> gentoo <DOT> org> CommitDate: Mon Feb 2 06:48:45 2026 +0000 URL: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=7dacc0b6
games-board/stockfish: add 18 Signed-off-by: Patrick Lauer <patrick <AT> gentoo.org> games-board/stockfish/Manifest | 3 + games-board/stockfish/stockfish-18.ebuild | 95 +++++++++++++++++++++++++++++++ 2 files changed, 98 insertions(+) diff --git a/games-board/stockfish/Manifest b/games-board/stockfish/Manifest index 55eff3fd51e1..7384fe32dbdd 100644 --- a/games-board/stockfish/Manifest +++ b/games-board/stockfish/Manifest @@ -4,3 +4,6 @@ DIST stockfish-17.1-nn-1c0000000000.nnue 74874478 BLAKE2B c6304fe4a835ceb5398961 DIST stockfish-17.1-nn-37f18f62d772.nnue 3519630 BLAKE2B fe51553da8c051e66ecbc5e167f4a8b6c5701f80a9174e487b6a40962753c8a9ac96af2ff47df707b5044f83ef4baeac74b3154fd908dbe9728b40f020b8a7e6 SHA512 bf4d01f8cbff94dbff484636dd0351cd66f37eeaea7b7dbe16a3bfe231ae78cfabdeed040b789b64049c6063ef0dca21e4a4f332b99e49a52993e8595e372839 DIST stockfish-17.1.tar.gz 222553 BLAKE2B 3f358c08af7004121a6b6a3adae5f64f1ee4210d583caa794b5cebb0d3298ef70d8c98ba4aab333f534b668ab9854733cd6e8a9e816f5e34d91cc9bf774300a6 SHA512 530172eec1cbfd44e1a4f424663082050f9caf210a706eba1af133b22318ae49a2c5a2c37e72da7c509888904774da87e2a323e2b335f834b000c3494881e635 DIST stockfish-17.tar.gz 204647 BLAKE2B 1b8bc3cb18df67fb8d8c0a02284c47d06862ca33aacd894816be92f3c11976f5eb3a767adce92a27bcbc35abec3db04e3600fe046060fe61247850fe263d9aea SHA512 2736c7e78a30670704b4400e20a4a5bb5b07b2e3a14d19149eccea9ba45cda5b9b42034b1ae40ef1f49c87fc1b0bc1750e998ff732da8c5fe45dd8bdbf90f9cc +DIST stockfish-18-nn-37f18f62d772.nnue 3519630 BLAKE2B fe51553da8c051e66ecbc5e167f4a8b6c5701f80a9174e487b6a40962753c8a9ac96af2ff47df707b5044f83ef4baeac74b3154fd908dbe9728b40f020b8a7e6 SHA512 bf4d01f8cbff94dbff484636dd0351cd66f37eeaea7b7dbe16a3bfe231ae78cfabdeed040b789b64049c6063ef0dca21e4a4f332b99e49a52993e8595e372839 +DIST stockfish-18-nn-c288c895ea92.nnue 108919594 BLAKE2B b071e5af2f51fe5c680ce6e3586840ca068bb4ded8f4dade4ec91d2df3248b16ada1f11d231783e2044605bfd0803dc79b176de9214da7b9f6cb849587e6810e SHA512 9568d21d7b229ec9c8ee97363e94560858f3f44f4c6647ec11770f617b4a3b03cbcfa445c407f52a6104f281d43e19e0f461cc13c875218b543860ebc8411622 +DIST stockfish-18.tar.gz 251738 BLAKE2B 4dee970ba523ab51e490e926532a90091778b405b10c8659e4d648278c12c6076e3b37dc97c611e94bedf0064615b13d04e5e2f13af54e85fb82a8d807e30eca SHA512 e3a03f01c27632abc540a49e0314cbb2597b260a6fd21d80a378e515dbb58e3fa067586d9c21124519de9ebfa9023f69269da720cd048f941d9c255319beea7c diff --git a/games-board/stockfish/stockfish-18.ebuild b/games-board/stockfish/stockfish-18.ebuild new file mode 100644 index 000000000000..7db0a5f2349b --- /dev/null +++ b/games-board/stockfish/stockfish-18.ebuild @@ -0,0 +1,95 @@ +# Copyright 1999-2026 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +EAPI=8 + +inherit toolchain-funcs + +NNUE_FILES="nn-c288c895ea92.nnue nn-37f18f62d772.nnue" +DESCRIPTION="Free UCI chess engine, claimed to be the strongest in the world" +HOMEPAGE="https://stockfishchess.org/"; +SRC_URI="https://github.com/official-stockfish/Stockfish/archive/sf_${PV}.tar.gz -> ${P}.tar.gz" +for i in ${NNUE_FILES}; do + SRC_URI+=" https://tests.stockfishchess.org/api/nn/${i} -> ${P}-${i}" +done +S="${WORKDIR}/Stockfish-sf_${PV}/src" + +LICENSE="GPL-3" +SLOT="0" +KEYWORDS="~amd64 ~arm64 ~loong ~riscv ~x86" +IUSE="cpu_flags_arm_v7 cpu_flags_x86_avx2 cpu_flags_x86_popcnt cpu_flags_x86_sse cpu_flags_x86_avx512f" +IUSE+=" cpu_flags_x86_avx512dq debug general-32 general-64 +optimize" + +BDEPEND="|| ( app-arch/unzip app-arch/zip )" + +pkg_setup() { + if ! tc-is-clang && ! tc-is-gcc; then + die "Unsupported compiler: $(tc-getCC)" + fi +} + +src_prepare() { + default + + # remove config sanity check that doesn't like our COMPILER settings + sed -i -e 's/ config-sanity//g' Makefile || die + + for i in $NNUE_FILES; do + cp "${DISTDIR}"/${P}-${i} ${i} || die "copying the nnue file failed" + done + + # prevent pre-stripping + sed -e 's:-strip $(BINDIR)/$(EXE)::' -i Makefile \ + || die 'failed to disable stripping in the Makefile' + + # Makefile is a bit optimistic + sed -e 's:-flto=full:-flto:g' -i Makefile || die +} + +src_compile() { + local my_arch + + # generic unoptimized first + use general-32 && my_arch=general-32 + use general-64 && my_arch=general-64 + + # x86 + use x86 && my_arch=x86-32-old + use cpu_flags_x86_sse && my_arch=x86-32 + + # amd64 + use amd64 && my_arch=x86-64 + use cpu_flags_x86_popcnt && my_arch=x86-64-modern + + # both bmi2 and avx2 are part of hni (haswell new instructions) + use cpu_flags_x86_avx2 && my_arch=x86-64-bmi2 + + # avx512 + # we currently can't express 'avx512vnni' 'avx512dq' 'avx512f' 'avx512bw' 'avx512vl' + # so only enable basic support + use cpu_flags_x86_avx512f && use cpu_flags_x86_avx512dq && my_arch=x86-64-avx512 + + # other architectures + use cpu_flags_arm_v7 && my_arch=armv7 + use ppc && my_arch=ppc + use ppc64 && my_arch=ppc64 + + # Bug 919781: COMP is a fixed string like clang/gcc to set tools for PGO + local comp + tc-is-gcc && comp="gcc" + tc-is-clang && comp="clang" + + # There's a nice hack in the Makefile that overrides the value of CXX with + # COMPILER to support Travis CI and we abuse it to make sure that we + # build with our compiler of choice. + emake profile-build ARCH="${my_arch}" \ + COMP="${comp}" \ + COMPILER="$(tc-getCXX)" \ + debug=$(usex debug "yes" "no") \ + optimize=$(usex optimize "yes" "no") +} + +src_install() { + dobin "${PN}" + dodoc ../AUTHORS ../README.md +}
