From 25ed1ef77a547d74d99d7d1b6f2e91d86114ed6e Mon Sep 17 00:00:00 2001
From: Jakub Jirutka <jakub@jirutka.cz>
Date: Tue, 9 Aug 2016 02:15:46 +0200
Subject: testing/openblas: add ILP64 variant (subpackage -ilp64)

---
 testing/openblas/APKBUILD | 59 ++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 45 insertions(+), 14 deletions(-)

(limited to 'testing')

diff --git a/testing/openblas/APKBUILD b/testing/openblas/APKBUILD
index 6b10b00544..81fb25f283 100644
--- a/testing/openblas/APKBUILD
+++ b/testing/openblas/APKBUILD
@@ -1,9 +1,10 @@
 # Contributor: Isaac Dunham <ibid.ag@gmail.com>
+# Contributor: Jakub Jirutka <jakub@jirutka.cz>
 # Maintainer: Isaac Dunham <ibid.ag@gmail.com>
 pkgname=openblas
 _pkgname=OpenBLAS
 pkgver=0.2.18
-pkgrel=1
+pkgrel=2
 pkgdesc="A fast BSD-licensed BLAS based on gotoBLAS2, with LAPACK"
 url="http://www.openblas.net"
 arch="all"
@@ -11,36 +12,58 @@ license="BSD"
 depends=""
 depends_dev="gfortran"
 makedepends="$depends_dev perl linux-headers"
-subpackages="$pkgname-dev $pkgname-doc"
+subpackages="$pkgname-dev $pkgname-doc $pkgname-ilp64"
 source="$pkgname-$pkgver.tar.gz::http://github.com/xianyi/$_pkgname/archive/v$pkgver.tar.gz
 	0001-Use-strsignal-instead-of-sys_siglist.patch
 	"
 builddir="$srcdir/$_pkgname-$pkgver"
-
-# DYNAMIC_ARCH: supported on x86* only, see https://github.com/xianyi/OpenBLAS/issues/709
-case "$CARCH" in
-x86 | x86_64) _dynamic_arch=1 ;;
-*) _dynamic_arch=0 ;;
-esac
+_builddir64="$builddir-64"
 
 # USE_OPENMP=0: see GCC bug 60035
-# NO_AFFINITY: don't expect to work on musl, also breaks R
-# NUM_THREADS=32: match CONFIG_NR_CPUS
+# NO_AFFINITY: don't expect to work on musl, also breaks R and not
+#              recommended for Julia
 _flags="USE_OPENMP=0
 	NO_LAPACK=0
-	NUM_THREADS=32
 	MAJOR_VERSION=3
 	NO_AFFINITY=1
-	DYNAMIC_ARCH=$_dynamic_arch
 	"
+# DYNAMIC_ARCH: supported on x86* only, see https://github.com/xianyi/OpenBLAS/issues/709
+# NUM_THREADS: 64bit match kernel's CONFIG_NR_CPUS (32)
+#              32bit machines usually don't have so many cores so use 8
+case "$CARCH" in
+	x86_64) _flags="$_flags DYNAMIC_ARCH=1 NUM_THREADS=32" ;;
+	x86)    _flags="$_flags DYNAMIC_ARCH=1 NUM_THREADS=8" ;;
+	*)      _flags="$_flags DYNAMIC_ARCH=0 NUM_THREADS=8" ;;
+esac
+
+# Flags for ILP64 variant.
+_flags64="$_flags
+	INTERFACE64=1
+	SYMBOLSUFFIX=64_"
+
+prepare() {
+	default_prepare || return 1
+
+	cp -ar "$builddir" "$_builddir64"
+}
 
 build() {
-	cd "$builddir"
+	CFLAGS= make -C "$builddir" \
+		$_flags CFLAGS="$CFLAGS" PREFIX=/usr || return 1
 
-	CFLAGS= make CFLAGS="$CFLAGS" $_flags PREFIX=/usr TOPDIR="$builddir"
+	if [ "$CARCH" = "x86_64" ]; then
+		msg "Building with ILP64..."
+		CFLAGS= make -C "$_builddir64" \
+			$_flags64 CFLAGS="$CFLAGS" PREFIX=/usr || return 1
+	fi
 }
 
 package() {
+	if [ "$CARCH" = "x86_64" ]; then
+		make -C "$_builddir64" $_flags64 \
+			PREFIX="$pkgdir/usr" install || return 1
+	fi
+
 	cd "$builddir"
 
 	make $_flags PREFIX="$pkgdir/usr" install || return 1
@@ -56,6 +79,14 @@ package() {
 		"$pkgdir"/usr/share/licenses/$pkgname/LICENSE
 }
 
+ilp64() {
+	pkgdesc="$pkgdesc (ILP64)"
+	arch="x86_64"
+
+	mkdir -p "$subpkgdir"/usr/lib
+	mv "$pkgdir"/usr/lib/libopenblas64_* "$subpkgdir"/usr/lib/
+}
+
 md5sums="805e7f660877d588ea7e3792cda2ee65  openblas-0.2.18.tar.gz
 ddce6ae8c2af85ebdd14e9150960d1c6  0001-Use-strsignal-instead-of-sys_siglist.patch"
 sha256sums="7d9f8d4ea4a65ab68088f3bb557f03a7ac9cb5036ef2ba30546c3a28774a4112  openblas-0.2.18.tar.gz
-- 
cgit v1.2.3