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# Copyright 1999-2026 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
ROCM_VERSION=${PV}
LLVM_COMPAT=( 23 )
PYTHON_COMPAT=( python3_{13..14} )
inherit cmake flag-o-matic llvm-r2 python-any-r1 rocm
DESCRIPTION="AMD's Machine Intelligence Library"
HOMEPAGE="https://github.com/ROCm/rocm-libraries/tree/develop/projects/miopen"
SRC_URI="https://github.com/ROCm/rocm-libraries/releases/download/therock-${PV%.0}/miopen.tar.gz -> miopen-${PV}.tar.gz"
S="${WORKDIR}/miopen"
LICENSE="MIT"
SLOT="0/$(ver_cut 1-2)"
KEYWORDS="~amd64"
IUSE="composable-kernel debug +hipblaslt +rocblas roctracer test"
REQUIRED_USE="
${ROCM_REQUIRED_USE}
composable-kernel? (
|| (
amdgpu_targets_gfx908 amdgpu_targets_gfx90a amdgpu_targets_gfx942 amdgpu_targets_gfx950
amdgpu_targets_gfx1100 amdgpu_targets_gfx1101 amdgpu_targets_gfx1102
amdgpu_targets_gfx1150 amdgpu_targets_gfx1151 amdgpu_targets_gfx1152 amdgpu_targets_gfx1153
amdgpu_targets_gfx1200 amdgpu_targets_gfx1201
)
)
"
# tests can freeze machine depending on gpu/kernel
RESTRICT="test"
RDEPEND="
dev-util/hip:${SLOT}
dev-db/sqlite:3
app-arch/bzip2
sci-libs/rocRAND:${SLOT}
dev-libs/rocm-comgr:${SLOT}
composable-kernel? ( sci-libs/composable-kernel:${SLOT} )
hipblaslt? ( sci-libs/hipBLASLt:${SLOT} )
rocblas? ( sci-libs/rocBLAS:${SLOT} )
roctracer? ( dev-util/roctracer:${SLOT} )
"
DEPEND="
${RDEPEND}
dev-cpp/eigen:3
=dev-cpp/frugally-deep-0.15*
dev-cpp/nlohmann_json
>=dev-libs/half-1.12.0-r1
hipblaslt? ( sci-libs/hipBLAS-common:${SLOT} )
test? ( dev-cpp/gtest )
"
BDEPEND="
${PYTHON_DEPS}
dev-build/rocm-cmake
"
PATCHES=(
"${FILESDIR}"/${P}-llvm-23.patch
"${FILESDIR}"/${P}-llvm-23-asm-fake16.patch
)
src_prepare() {
cmake_src_prepare
# typedef conflict in kernels compiled at runtime
# https://github.com/ROCm/rocm-libraries/commit/d91c43b5755
sed -e 's/__hip_internal::uint64_t uint64_t/__UINT64_TYPE__ uint64_t/' \
-e 's/__hip_internal::int64_t int64_t/__INT64_TYPE__ int64_t/' \
-i src/kernels/miopen_cstdint.hpp || die
# test categories need shared/ctest from the rocm-libraries monorepo
sed -e '/shared\/ctest\/TestCategories.cmake/d' \
-e 's|^if (EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/test_categories.yaml")|if(FALSE)|' \
-i test/gtest/CMakeLists.txt || die
# -Werror -Wthread-safety: libc++ annotates its mutexes, and lock_file.hpp fails the analysis.
# The option comes after CXXFLAGS, so -Wno-thread-safety-analysis there has no effect.
sed -e "/^ -Wthread-safety$/d" -i cmake/EnableCompilerWarnings.cmake || die
# libc++ does not include <atomic> transitively
sed -e "/#include <algorithm>/a #include <atomic>" -i driver/mloPoolingHost.hpp || die
sed -e "/#include <cmath>/a #include <atomic>" -i driver/mloConvHost.hpp || die
}
src_configure() {
rocm_use_clang
if ! use debug; then
append-cflags "-DNDEBUG"
append-cxxflags "-DNDEBUG"
CMAKE_BUILD_TYPE="Release"
else
CMAKE_BUILD_TYPE="Debug"
fi
local mycmakeargs=(
-DCMAKE_SKIP_RPATH=ON
-DGPU_TARGETS="$(get_amdgpu_flags)"
-DCMAKE_INSTALL_PREFIX="${EPREFIX}/usr"
-DMIOPEN_BACKEND=HIP
-DMIOPEN_STRIP_SYMBOLS=OFF
# hipconv kernels (gfx950/gfx1250 only) need LLVM 24 builtins
-DMIOPEN_USE_HIPCONV=OFF
-DMIOPEN_INSTALL_GPU_DATABASES="$(get_amdgpu_flags)"
-DMIOPEN_USE_MLIR=OFF
-DMIOPEN_USE_ROCTRACER=$(usex roctracer ON OFF)
-DMIOPEN_USE_ROCBLAS=$(usex rocblas ON OFF)
-DMIOPEN_USE_HIPBLASLT=$(usex hipblaslt ON OFF)
-DMIOPEN_USE_COMPOSABLEKERNEL=$(usex composable-kernel ON OFF)
-DBUILD_TESTING=$(usex test ON OFF)
-DROCM_SYMLINK_LIBS=OFF
-DMIOPEN_HIP_COMPILER="${ESYSROOT}/usr/bin/hipcc"
-DMIOPEN_AMDGCN_ASSEMBLER="$(get_llvm_prefix)/bin/clang"
-DMIOPEN_OFFLOADBUNDLER_BIN="$(get_llvm_prefix)/bin/clang-offload-bundler"
-DPython3_EXECUTABLE="${PYTHON}"
-DCMAKE_DISABLE_FIND_PACKAGE_zstd=ON
)
if use test; then
mycmakeargs+=(
-DMIOPEN_TEST_ALL=OFF
-DMIOPEN_TEST_GDB=OFF
-DMIOPEN_TEST_DISCRETE=OFF
-DGTEST_PARALLEL_LEVEL=4
)
# needed by rocminfo
addpredict /dev/random
check_amdgpu
fi
cmake_src_configure
}
src_compile() {
cmake_src_compile
use test && cmake_build miopen-tests
}
src_test() {
check_amdgpu
LD_LIBRARY_PATH="${BUILD_DIR}/$(get_libdir)" cmake_src_test -j1
}
src_install() {
cmake_src_install
if use test; then
rm -r "${ED}"/usr/bin/{miopen_gtest,MIOpen} "${ED}"/usr/share/miopen/bin || die
fi
}
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