sci-libs/blis: add 1.0

Changes from 0.9:
* Added patch to not install /usr/include/cblas.h, as it conflicts with sci-libs/lapack
* aarch64 now builds/passes tests (in qemu), can be keyworded later

Signed-off-by: Sv. Lockal <lockalsash@gmail.com>
Closes: https://github.com/gentoo/gentoo/pull/36974
Signed-off-by: Andrew Ammerlaan <andrewammerlaan@gentoo.org>

3 files changed, 151 insertions, 0 deletions

diff --git a/sci-libs/blis/Manifest b/sci-libs/blis/Manifest
index feff64952906..6671de7c7fc6 100644
--- a/sci-libs/blis/Manifest
+++ b/sci-libs/blis/Manifest
@@ -1 +1,2 @@
 DIST blis-0.9.0.tar.gz 15078619 BLAKE2B f7c9632024e0adbba370a4077a7a47f05c54779ad6195b2ccda0950df8e784b8988b4338758ec2fabd424a69009010f8f02cbaef0eda1d74f6794127b43b4f70 SHA512 01e1990eefa4387839ac404089e4ffa32922ceaa30a1747c08a931c67706bcf29fed9d25e30c0faa36bba4f460821290e7973ed6b657d2cd95e126caaf853f81
+DIST blis-1.0.tar.gz 15714356 BLAKE2B 7e9b6132ab556adf7ccb2d1bff6c5195eb2f48a9193a6df57d409e25b42f1aaa64f053f97996a6467ad42cbe5848c3689f3e6c501579d5d1083523ca9ed52ce1 SHA512 91cd2a2944762e584f11cb931ba11c4b296e93040b553f105ba8579d748a49cfcb6db8ae2ce1b5a537c0ae88182c9d212a4a5daa757ca4d0a7beee552d2eb55c
diff --git a/sci-libs/blis/blis-1.0.ebuild b/sci-libs/blis/blis-1.0.ebuild
new file mode 100644
index 000000000000..ecbc704021e8
--- /dev/null
+++ b/sci-libs/blis/blis-1.0.ebuild
@@ -0,0 +1,137 @@
+# Copyright 2019-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{10..13} )
+inherit python-any-r1 toolchain-funcs
+
+DESCRIPTION="BLAS-like Library Instantiation Software Framework"
+HOMEPAGE="https://github.com/flame/blis"
+SRC_URI="https://github.com/flame/${PN}/archive/${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~amd64 ~ppc64 ~x86"
+CPU_USE=(
+	cpu_flags_ppc_{vsx,vsx3}
+	cpu_flags_arm_{neon,v7,v8,sve}
+	cpu_flags_x86_{ssse3,avx,fma3,fma4,avx2,avx512vl}
+)
+IUSE="doc eselect-ldso openmp pthread serial static-libs 64bit-index ${CPU_USE[@]}"
+REQUIRED_USE="
+	?? ( openmp pthread serial )
+	?? ( eselect-ldso 64bit-index )"
+
+DEPEND="
+	eselect-ldso? (
+		!app-eselect/eselect-cblas
+		>=app-eselect/eselect-blas-0.2
+	)"
+
+RDEPEND="${DEPEND}"
+BDEPEND="
+	${PYTHON_DEPS}
+	dev-lang/perl
+"
+
+PATCHES=(
+	"${FILESDIR}"/${PN}-0.6.0-blas-provider.patch
+	# to prevent QA Notice: pkg-config files with wrong LDFLAGS detected
+	"${FILESDIR}"/${PN}-0.8.1-pkg-config.patch
+	"${FILESDIR}"/${PN}-0.9.0-rpath.patch
+	"${FILESDIR}"/${PN}-1.0-no-helper-headers.patch
+)
+
+get_confname() {
+	local confname=generic
+	if use x86 || use amd64; then
+		use cpu_flags_x86_ssse3 && confname=penryn
+		use cpu_flags_x86_avx && use cpu_flags_x86_fma3 && confname=sandybridge
+		use cpu_flags_x86_avx && use cpu_flags_x86_fma4 && confname=bulldozer
+		use cpu_flags_x86_avx && use cpu_flags_x86_fma4 && use cpu_flags_x86_fma3 && confname=piledriver
+		use cpu_flags_x86_avx2 && confname=haswell
+		use cpu_flags_x86_avx512vl && confname=skx
+	elif use arm || use arm64; then
+		use arm && confname=arm32
+		use arm64 && confname=arm64
+		use cpu_flags_arm_neon && use cpu_flags_arm_v7 && confname=cortexa9
+		use cpu_flags_arm_v8 && confname=cortexa53
+		use cpu_flags_arm_sve && confname=armsve
+	elif use ppc || use ppc64; then
+		confname=power
+		use cpu_flags_ppc_vsx && confname=power7
+		use cpu_flags_ppc_vsx3 && confname=power9
+	fi
+	echo ${confname}
+}
+
+src_configure() {
+	local BLIS_FLAGS=()
+	# determine flags
+	if use openmp; then
+		BLIS_FLAGS+=( -t openmp )
+	elif use pthread; then
+		BLIS_FLAGS+=( -t pthreads )
+	else
+		BLIS_FLAGS+=( -t no )
+	fi
+	use 64bit-index && BLIS_FLAGS+=( -b 64 -i 64 )
+
+	# This is not an autotools configure file. We don't use econf here.
+	CC="$(tc-getCC)" AR="$(tc-getAR)" RANLIB="$(tc-getRANLIB)" ./configure \
+		--enable-verbose-make \
+		--prefix="${BROOT}"/usr \
+		--libdir="${BROOT}"/usr/$(get_libdir) \
+		$(use_enable static-libs static) \
+		--enable-blas \
+		--enable-cblas \
+		"${BLIS_FLAGS[@]}" \
+		--enable-shared \
+		$(get_confname) || die
+}
+
+src_compile() {
+	DEB_LIBBLAS=libblas.so.3 DEB_LIBCBLAS=libcblas.so.3 \
+		LDS_BLAS="${FILESDIR}"/blas.lds LDS_CBLAS="${FILESDIR}"/cblas.lds \
+		default
+}
+
+src_test() {
+	LD_LIBRARY_PATH=lib/$(get_confname) emake testblis-fast
+	./testsuite/check-blistest.sh ./output.testsuite || die
+}
+
+src_install() {
+	default
+	use doc && dodoc README.md docs/*.md
+
+	if use eselect-ldso; then
+		insinto /usr/$(get_libdir)/blas/blis
+		doins lib/*/lib{c,}blas.so.3
+		dosym libblas.so.3 usr/$(get_libdir)/blas/blis/libblas.so
+		dosym libcblas.so.3 usr/$(get_libdir)/blas/blis/libcblas.so
+	fi
+}
+
+pkg_postinst() {
+	use eselect-ldso || return
+
+	local libdir=$(get_libdir) me="blis"
+
+	# check blas
+	eselect blas add ${libdir} "${EROOT}"/usr/${libdir}/blas/${me} ${me}
+	local current_blas=$(eselect blas show ${libdir} | cut -d' ' -f2)
+	if [[ ${current_blas} == "${me}" || -z ${current_blas} ]]; then
+		eselect blas set ${libdir} ${me}
+		elog "Current eselect: BLAS/CBLAS ($libdir) -> [${current_blas}]."
+	else
+		elog "Current eselect: BLAS/CBLAS ($libdir) -> [${current_blas}]."
+		elog "To use blas [${me}] implementation, you have to issue (as root):"
+		elog "\t eselect blas set ${libdir} ${me}"
+	fi
+}
+
+pkg_postrm() {
+	use eselect-ldso && eselect blas validate
+}
diff --git a/sci-libs/blis/files/blis-1.0-no-helper-headers.patch b/sci-libs/blis/files/blis-1.0-no-helper-headers.patch
new file mode 100644
index 000000000000..ec747824e7dc
--- /dev/null
+++ b/sci-libs/blis/files/blis-1.0-no-helper-headers.patch
@@ -0,0 +1,13 @@
+Don't install one-line "helper header" cblas.h into /usr/include,
+as it conflicts with sci-libs/lapack.
+--- a/Makefile
++++ b/Makefile
+@@ -1052,7 +1052,7 @@ endif
+ 
+ # --- Install header rules ---
+ 
+-install-headers: check-env $(MK_INCL_DIR_INST) install-helper-headers
++install-headers: check-env $(MK_INCL_DIR_INST)
+ 
+ # Rule for installing main headers.
+ $(MK_INCL_DIR_INST): $(HEADERS_TO_INSTALL) $(CONFIG_MK_FILE)