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# Copyright 1999-2023 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
ROCM_VERSION=${PV}
inherit cmake rocm
DESCRIPTION="Wrapper of rocPRIM or CUB for GPU parallel primitives"
HOMEPAGE="https://github.com/ROCmSoftwarePlatform/hipCUB"
SRC_URI="https://github.com/ROCmSoftwarePlatform/hipCUB/archive/rocm-${PV}.tar.gz -> hipCUB-${PV}.tar.gz"
LICENSE="BSD"
KEYWORDS="~amd64"
SLOT="0/$(ver_cut 1-2)"
IUSE="benchmark test"
REQUIRED_USE="${ROCM_REQUIRED_USE}"
RESTRICT="!test? ( test )"
RDEPEND="dev-util/hip
sci-libs/rocPRIM:${SLOT}[${ROCM_USEDEP}]
benchmark? ( dev-cpp/benchmark )
test? ( dev-cpp/gtest )
"
DEPEND="${RDEPEND}"
S="${WORKDIR}/hipCUB-rocm-${PV}"
# src_prepare() {
# sed -e "/PREFIX hipcub/d" \
# -e "/DESTINATION/s:hipcub/include/:include/:" \
# -e "/rocm_install_symlink_subdir(hipcub)/d" \
# -e "/<INSTALL_INTERFACE/s:hipcub/include/:include/hipcub/:" -i hipcub/CMakeLists.txt || die
# sed -e "s:\${ROCM_INSTALL_LIBDIR}:\${CMAKE_INSTALL_LIBDIR}:" -i cmake/ROCMExportTargetsHeaderOnly.cmake || die
# # disable downloading googletest and googlebenchmark
# sed -r -e '/Downloading/{:a;N;/\n *\)$/!ba; d}' -i cmake/Dependencies.cmake || die
# # remove GIT dependency
# sed -r -e '/find_package\(Git/{:a;N;/\nendif/!ba; d}' -i cmake/Dependencies.cmake || die
# if use benchmark; then
# sed -e "/get_filename_component/s,\${BENCHMARK_SOURCE},${PN}_\${BENCHMARK_SOURCE}," \
# -e "/add_executable/a\ install(TARGETS \${BENCHMARK_TARGET})" -i benchmark/CMakeLists.txt || die
# fi
# eapply_user
# cmake_src_prepare
# }
src_configure() {
addpredict /dev/kfd
addpredict /dev/dri/
local mycmakeargs=(
-DAMDGPU_TARGETS="$(get_amdgpu_flags)"
-DBUILD_TEST=$(usex test ON OFF)
-DBUILD_BENCHMARK=$(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
MAKEOPTS="-j1" HIPCUB_USE_HMM="1" cmake_src_test
}
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