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Diffstat (limited to 'dev-libs/pocl/pocl-4.0.ebuild')
-rw-r--r--dev-libs/pocl/pocl-4.0.ebuild113
1 files changed, 113 insertions, 0 deletions
diff --git a/dev-libs/pocl/pocl-4.0.ebuild b/dev-libs/pocl/pocl-4.0.ebuild
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+++ b/dev-libs/pocl/pocl-4.0.ebuild
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+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+LLVM_MAX_SLOT=16
+inherit cmake llvm
+
+DESCRIPTION="Portable Computing Language (an implementation of OpenCL)"
+HOMEPAGE="http://portablecl.org https://github.com/pocl/pocl"
+SRC_URI="https://github.com/pocl/pocl/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="GPL-2"
+SLOT="0"
+KEYWORDS="amd64 ppc64"
+# TODO: hsa tce
+IUSE="accel +conformance cuda debug examples float-conversion hardening +hwloc memmanager test"
+# Tests not yet passing, fragile in Portage environment(?)
+RESTRICT="!test? ( test ) test"
+
+# TODO: add dependencies for cuda
+# Note: No := on LLVM because it pulls in Clang
+# see llvm.eclass for why
+CLANG_DEPS="
+ !cuda? ( <sys-devel/clang-$((${LLVM_MAX_SLOT} + 1)):= )
+ cuda? ( <sys-devel/clang-$((${LLVM_MAX_SLOT} + 1)):=[llvm_targets_NVPTX] )
+"
+RDEPEND="
+ dev-libs/libltdl
+ <sys-devel/llvm-$((${LLVM_MAX_SLOT} + 1)):*
+ virtual/opencl
+
+ ${CLANG_DEPS}
+ debug? ( dev-util/lttng-ust:= )
+ hwloc? ( sys-apps/hwloc:=[cuda?] )
+"
+DEPEND="${RDEPEND}"
+BDEPEND="
+ ${CLANG_DEPS}
+ virtual/pkgconfig
+"
+
+llvm_check_deps() {
+ local usedep=$(usev cuda "[llvm_targets_NVPTX]")
+
+ # Clang is used at both build time (executed) and runtime
+ has_version -r "sys-devel/llvm:${LLVM_SLOT}${usedep}" && \
+ has_version -r "sys-devel/clang:${LLVM_SLOT}${usedep}" && \
+ has_version -b "sys-devel/clang:${LLVM_SLOT}${usedep}"
+}
+
+src_configure() {
+ local host_cpu_variants="generic"
+
+ if use amd64 ; then
+ # Use pocl's curated list of CPU variants which should contain a good match for any given amd64 CPU
+ host_cpu_variants="distro"
+ elif use ppc64 ; then
+ # A selection of architectures in which new Altivec / VSX features were added
+ # This attempts to recreate the amd64 "distro" option for ppc64
+ # See discussion in bug #831859
+ host_cpu_variants="pwr10;pwr9;pwr8;pwr7;pwr6;g5;a2;generic"
+ fi
+
+ local mycmakeargs=(
+ -DENABLE_HSA=OFF
+
+ -DENABLE_ICD=ON
+ -DPOCL_ICD_ABSOLUTE_PATH=ON
+ -DPOCL_INSTALL_PUBLIC_LIBDIR="${EPREFIX}/usr/$(get_libdir)/OpenCL/vendors/pocl"
+
+ # only appends -flto
+ -DENABLE_IPO=OFF
+
+ -DENABLE_POCL_BUILDING=ON
+ -DKERNELLIB_HOST_CPU_VARIANTS="${host_cpu_variants}"
+
+ -DSTATIC_LLVM=OFF
+ -DWITH_LLVM_CONFIG=$(get_llvm_prefix -d "${LLVM_MAX_SLOT}")/bin/llvm-config
+
+ -DENABLE_ALMAIF_DEVICE=$(usex accel)
+ -DENABLE_CONFORMANCE=$(usex conformance)
+ -DENABLE_CUDA=$(usex cuda)
+ -DENABLE_HWLOC=$(usex hwloc)
+ -DENABLE_POCL_FLOAT_CONVERSION=$(usex float-conversion)
+ -DHARDENING_ENABLE=$(usex hardening)
+ -DPOCL_DEBUG_MESSAGES=$(usex debug)
+ -DUSE_POCL_MEMMANAGER=$(usex memmanager)
+ -DENABLE_TESTS=$(usex test)
+ )
+
+ cmake_src_configure
+}
+
+src_test() {
+ export POCL_BUILDING=1
+ export POCL_DEVICES=basic
+ export CTEST_OUTPUT_ON_FAILURE=1
+ export TEST_VERBOSE=1
+
+ # Referenced https://github.com/pocl/pocl/blob/master/.drone.yml
+ # But couldn't seem to get tests working yet
+ cmake_src_test
+}
+
+src_install() {
+ cmake_src_install
+
+ if use examples; then
+ dodoc -r examples
+ docompress -x /usr/share/doc/${P}/examples
+ fi
+}