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# Copyright 1999-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
ROCM_VERSION=${PV}
inherit cmake rocm
DESCRIPTION="HIP back-end for the parallel algorithm library Thrust"
HOMEPAGE="https://github.com/ROCm/rocThrust"
SRC_URI="https://github.com/ROCm/rocThrust/archive/rocm-${PV}.tar.gz -> rocThrust-${PV}.tar.gz"
S="${WORKDIR}/rocThrust-rocm-${PV}"
LICENSE="Apache-2.0"
SLOT="0/$(ver_cut 1-2)"
KEYWORDS="~amd64"
IUSE="benchmark test"
REQUIRED_USE="
benchmark? ( ${ROCM_REQUIRED_USE} )
test? ( ${ROCM_REQUIRED_USE} )
"
RESTRICT="!test? ( test )"
RDEPEND="dev-util/hip
sci-libs/rocPRIM:${SLOT}[${ROCM_USEDEP}]
test? ( dev-cpp/gtest )"
DEPEND="${RDEPEND}"
BDEPEND=">=dev-build/cmake-3.22"
PATCHES=( "${FILESDIR}/${PN}-4.0-operator_new.patch" )
src_configure() {
local mycmakeargs=(
-DCMAKE_SKIP_RPATH=ON
-DAMDGPU_TARGETS="$(get_amdgpu_flags)"
-DBUILD_TEST=$(usex test ON OFF)
-DBUILD_BENCHMARKS=$(usex benchmark ON OFF)
-DBUILD_FILE_REORG_BACKWARD_COMPATIBILITY=OFF
)
CXX=hipcc cmake_src_configure
}
src_test() {
check_amdgpu
# uses HMM to fit tests to default <512M iGPU VRAM
ROCTHRUST_USE_HMM="1" cmake_src_test -j1
}
src_install() {
cmake_src_install
use benchmark && dobin "${BUILD_DIR}"/benchmarks/benchmark_thrust_bench
}
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