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# Copyright 1999-2023 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
PYTHON_COMPAT=( python3_{9..11} )
inherit cmake llvm llvm.org python-any-r1
DESCRIPTION="OpenCL C library"
HOMEPAGE="https://libclc.llvm.org/"
LICENSE="Apache-2.0-with-LLVM-exceptions || ( MIT BSD )"
SLOT="0"
KEYWORDS="amd64 x86"
IUSE="+spirv video_cards_nvidia video_cards_r600 video_cards_radeonsi"
LLVM_MAX_SLOT=15
BDEPEND="
${PYTHON_DEPS}
|| (
(
sys-devel/clang:15
spirv? ( dev-util/spirv-llvm-translator:15 )
)
(
sys-devel/clang:14
spirv? ( dev-util/spirv-llvm-translator:14 )
)
(
sys-devel/clang:13
spirv? ( dev-util/spirv-llvm-translator:13 )
)
)
"
LLVM_COMPONENTS=( libclc )
llvm.org_set_globals
llvm_check_deps() {
if use spirv; then
has_version -b "dev-util/spirv-llvm-translator:${LLVM_SLOT}" ||
return 1
fi
has_version -b "sys-devel/clang:${LLVM_SLOT}"
}
pkg_setup() {
# we do not need llvm_pkg_setup
python-any-r1_pkg_setup
}
src_configure() {
local libclc_targets=()
use spirv && libclc_targets+=(
"spirv-mesa3d-"
"spirv64-mesa3d-"
)
use video_cards_nvidia && libclc_targets+=(
"nvptx--"
"nvptx64--"
"nvptx--nvidiacl"
"nvptx64--nvidiacl"
)
use video_cards_r600 && libclc_targets+=(
"r600--"
)
use video_cards_radeonsi && libclc_targets+=(
"amdgcn--"
"amdgcn-mesa-mesa3d"
"amdgcn--amdhsa"
)
[[ ${#libclc_targets[@]} ]] || die "libclc target missing!"
libclc_targets=${libclc_targets[*]}
local mycmakeargs=(
-DLIBCLC_TARGETS_TO_BUILD="${libclc_targets// /;}"
-DLLVM_CONFIG="$(get_llvm_prefix "${LLVM_MAX_SLOT}")/bin/llvm-config"
)
cmake_src_configure
}
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