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# Copyright 1999-2026 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
ROCM_SKIP_GLOBALS=1
inherit cmake edob flag-o-matic rocm
DESCRIPTION="Radeon Open Compute OpenCL Compatible Runtime"
HOMEPAGE="https://github.com/ROCm/rocm-systems/tree/develop/projects/clr"
SRC_URI="https://github.com/ROCm/rocm-systems/releases/download/therock-${PV%.0}/clr.tar.gz -> rocm-clr-${PV}.tar.gz"
S="${WORKDIR}/clr"
LICENSE="Apache-2.0 MIT"
SLOT="0/$(ver_cut 1-2)"
KEYWORDS="~amd64"
IUSE="debug test"
RESTRICT="!test? ( test )"
RDEPEND="
dev-libs/rocr-runtime:${SLOT}
dev-libs/rocm-comgr:${SLOT}
dev-libs/rocm-device-libs:${SLOT}
>=virtual/opencl-3
media-libs/mesa[-opencl]
"
DEPEND="${RDEPEND}"
BDEPEND="
>=dev-build/rocm-cmake-6.0
media-libs/glew
test? ( >=x11-apps/mesa-progs-8.5.0[X] )
"
PATCHES=(
"${FILESDIR}/${PN}-6.2.4-fix-lib-version.patch"
"${FILESDIR}/${PN}-10.1.0-aligned-new.patch"
)
src_prepare() {
# Compatibility with CMake < 3.10 will be removed
sed -e "/cmake_minimum_required/ s/3\.5/3.10/" \
-i opencl/khronos/icd/CMakeLists.txt opencl/khronos/headers/opencl2.2/tests/CMakeLists.txt || die
# Allocate all free memory or a buffer of the maximum allocation size.
# On APUs this starves other GPU clients (crashing the desktop session) or OOMs.
cat >> opencl/tests/ocltst/module/runtime/oclruntime.exclude <<-EOF || die
OCLMemoryInfo
OCLCreateBuffer
OCLCreateImage
EOF
# rocclr finds glXGetProcAddress via dlsym(RTLD_DEFAULT); expose GL libs of the oclgl module
sed -e "s/dlopen(m_paths\[i\].c_str(), RTLD_NOW)/dlopen(m_paths[i].c_str(), RTLD_NOW | RTLD_GLOBAL)/" \
-i opencl/tests/ocltst/env/ocltst.cpp || die
cmake_src_prepare
}
src_configure() {
# -Werror=strict-aliasing
# https://bugs.gentoo.org/856088
# https://github.com/ROCm/clr/issues/64
#
# Do not trust it for LTO either
append-flags -fno-strict-aliasing
filter-lto
use debug && CMAKE_BUILD_TYPE="Debug"
# upstream release builds have assertions disabled; some are reachable
# (e.g. Isa::isCompatible on gfx90c), aborting otherwise working programs
# Bug: https://bugs.gentoo.org/984577
use debug || append-cppflags -DNDEBUG
# Fix ld.lld linker error: https://github.com/RadeonOpenCompute/ROCm-OpenCL-Runtime/issues/155
append-ldflags $(test-flags-CCLD -Wl,--undefined-version)
# Reported upstream: https://github.com/RadeonOpenCompute/ROCm-OpenCL-Runtime/issues/120
append-cflags -fcommon
local mycmakeargs=(
-Wno-dev
-DROCM_PATH="${EPREFIX}/usr"
-DBUILD_TESTS=$(usex test ON OFF)
-DEMU_ENV=ON
-DBUILD_ICD=ON
-DCLR_BUILD_OCL=ON
-DCMAKE_DISABLE_FIND_PACKAGE_Git=ON
)
cmake_src_configure
}
src_install() {
insinto /etc/OpenCL/vendors
doins opencl/config/amdocl64.icd
cd "${BUILD_DIR}"/opencl || die
insinto /usr/lib64
doins amdocl/libamdocl64.so*
doins tools/cltrace/libcltrace.so
}
src_test() {
check_amdgpu
cd "${BUILD_DIR}"/tests/ocltst || die
export OCL_ICD_FILENAMES="${BUILD_DIR}"/opencl/amdocl/libamdocl64.so
local instruction1="Please start an X server using amdgpu driver (not Xvfb!),"
local instruction2="and export OCLGL_DISPLAY=\${DISPLAY} OCLGL_XAUTHORITY=\${XAUTHORITY} before reruning the test."
if [[ -n ${OCLGL_DISPLAY+x} ]]; then
export DISPLAY=${OCLGL_DISPLAY}
export XAUTHORITY=${OCLGL_XAUTHORITY}
ebegin "Running oclgl test under DISPLAY ${OCLGL_DISPLAY}"
if ! glxinfo | grep "OpenGL vendor string: AMD"; then
ewarn "${instruction1}"
ewarn "${instruction2}"
die "This display does not have AMD OpenGL vendor!"
fi
./ocltst -m $(realpath liboclgl.so) -A ogl.exclude
eend $? || die "oclgl test failed"
else
ewarn "${instruction1}"
ewarn "${instruction2}"
die "\${OCLGL_DISPLAY} not set."
fi
edob ./ocltst -m $(realpath liboclruntime.so) -A oclruntime.exclude
edob ./ocltst -m $(realpath liboclperf.so) -A oclperf.exclude
}
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