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Diffstat (limited to 'sys-libs/libomp/libomp-10.0.0.ebuild')
-rw-r--r-- | sys-libs/libomp/libomp-10.0.0.ebuild | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/sys-libs/libomp/libomp-10.0.0.ebuild b/sys-libs/libomp/libomp-10.0.0.ebuild new file mode 100644 index 000000000000..74fc7dac605f --- /dev/null +++ b/sys-libs/libomp/libomp-10.0.0.ebuild @@ -0,0 +1,106 @@ +# Copyright 1999-2020 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +EAPI=7 + +PYTHON_COMPAT=( python3_{6,7,8} ) +inherit cmake-multilib linux-info llvm.org multiprocessing python-any-r1 + +DESCRIPTION="OpenMP runtime library for LLVM/clang compiler" +HOMEPAGE="https://openmp.llvm.org" +LLVM_COMPONENTS=( openmp ) +llvm.org_set_globals + +LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )" +SLOT="0" +KEYWORDS="~amd64 ~arm ~arm64 ~ppc64 ~x86 ~amd64-linux ~x64-macos" +IUSE="cuda hwloc kernel_linux offload ompt test" +# CUDA works only with the x86_64 ABI +REQUIRED_USE="offload? ( cuda? ( abi_x86_64 ) )" +RESTRICT="!test? ( test )" + +RDEPEND=" + hwloc? ( sys-apps/hwloc:0=[${MULTILIB_USEDEP}] ) + offload? ( + virtual/libelf:=[${MULTILIB_USEDEP}] + dev-libs/libffi:=[${MULTILIB_USEDEP}] + cuda? ( dev-util/nvidia-cuda-toolkit:= ) + )" +# tests: +# - dev-python/lit provides the test runner +# - sys-devel/llvm provide test utils (e.g. FileCheck) +# - sys-devel/clang provides the compiler to run tests +DEPEND="${RDEPEND}" +BDEPEND="dev-lang/perl + offload? ( virtual/pkgconfig[${MULTILIB_USEDEP}] ) + test? ( + $(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]') + >=sys-devel/clang-6 + )" + +# least intrusive of all +CMAKE_BUILD_TYPE=RelWithDebInfo + +python_check_deps() { + has_version "dev-python/lit[${PYTHON_USEDEP}]" +} + +kernel_pds_check() { + if use kernel_linux && kernel_is -lt 4 15 && kernel_is -ge 4 13; then + local CONFIG_CHECK="~!SCHED_PDS" + local ERROR_SCHED_PDS="\ +PDS scheduler versions >= 0.98c < 0.98i (e.g. used in kernels >= 4.13-pf11 +< 4.14-pf9) do not implement sched_yield() call which may result in horrible +performance problems with libomp. If you are using one of the specified +kernel versions, you may want to disable the PDS scheduler." + + check_extra_config + fi +} + +pkg_pretend() { + kernel_pds_check +} + +pkg_setup() { + use test && python-any-r1_pkg_setup +} + +multilib_src_configure() { + local libdir="$(get_libdir)" + local mycmakeargs=( + -DOPENMP_LIBDIR_SUFFIX="${libdir#lib}" + + -DLIBOMP_USE_HWLOC=$(usex hwloc) + -DLIBOMP_OMPT_SUPPORT=$(usex ompt) + + -DOPENMP_ENABLE_LIBOMPTARGET=$(usex offload) + + # do not install libgomp.so & libiomp5.so aliases + -DLIBOMP_INSTALL_ALIASES=OFF + # disable unnecessary hack copying stuff back to srcdir + -DLIBOMP_COPY_EXPORTS=OFF + ) + use offload && mycmakeargs+=( + # this is non-fatal and libomp checks for CUDA conditionally + # to ABI, so we can just ignore passing the wrong value + # on non-amd64 ABIs + -DCMAKE_DISABLE_FIND_PACKAGE_CUDA=$(usex !cuda) + ) + use test && mycmakeargs+=( + # this project does not use standard LLVM cmake macros + -DOPENMP_LLVM_LIT_EXECUTABLE="${EPREFIX}/usr/bin/lit" + -DOPENMP_LIT_ARGS="-vv;-j;${LIT_JOBS:-$(makeopts_jobs "${MAKEOPTS}" "$(get_nproc)")}" + + -DOPENMP_TEST_C_COMPILER="$(type -P "${CHOST}-clang")" + -DOPENMP_TEST_CXX_COMPILER="$(type -P "${CHOST}-clang++")" + ) + cmake-utils_src_configure +} + +multilib_src_test() { + # respect TMPDIR! + local -x LIT_PRESERVES_TMP=1 + + cmake-utils_src_make check-libomp +} |