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Diffstat (limited to 'sys-libs/libomp/libomp-19.0.0_pre20240302.ebuild')
| -rw-r--r-- | sys-libs/libomp/libomp-19.0.0_pre20240302.ebuild | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/sys-libs/libomp/libomp-19.0.0_pre20240302.ebuild b/sys-libs/libomp/libomp-19.0.0_pre20240302.ebuild new file mode 100644 index 000000000000..ce432b31535d --- /dev/null +++ b/sys-libs/libomp/libomp-19.0.0_pre20240302.ebuild @@ -0,0 +1,158 @@ +# Copyright 1999-2024 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +EAPI=8 + +PYTHON_COMPAT=( python3_{10..12} ) +inherit flag-o-matic cmake-multilib linux-info llvm.org llvm-utils +inherit python-single-r1 toolchain-funcs + +DESCRIPTION="OpenMP runtime library for LLVM/clang compiler" +HOMEPAGE="https://openmp.llvm.org" + +LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )" +SLOT="0/${LLVM_SOABI}" +IUSE=" + +debug gdb-plugin hwloc offload ompt test + llvm_targets_AMDGPU llvm_targets_NVPTX +" +REQUIRED_USE=" + gdb-plugin? ( ${PYTHON_REQUIRED_USE} ) +" +RESTRICT="!test? ( test )" + +RDEPEND=" + gdb-plugin? ( ${PYTHON_DEPS} ) + hwloc? ( >=sys-apps/hwloc-2.5:0=[${MULTILIB_USEDEP}] ) + offload? ( + dev-libs/libffi:=[${MULTILIB_USEDEP}] + ~sys-devel/llvm-${PV}[${MULTILIB_USEDEP}] + llvm_targets_AMDGPU? ( dev-libs/rocr-runtime:= ) + ) +" +# 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? ( + llvm_targets_AMDGPU? ( sys-devel/clang ) + llvm_targets_NVPTX? ( sys-devel/clang ) + virtual/pkgconfig + ) + test? ( + ${PYTHON_DEPS} + $(python_gen_cond_dep ' + dev-python/lit[${PYTHON_USEDEP}] + ') + sys-devel/clang + ) +" + +LLVM_COMPONENTS=( openmp cmake llvm/include ) +llvm.org_set_globals + +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() { + if use gdb-plugin || use test; then + python-single-r1_pkg_setup + fi +} + +multilib_src_configure() { + use offload && llvm_prepend_path "${LLVM_MAJOR}" + + # LTO causes issues in other packages building, #870127 + filter-lto + + # LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844 + use debug || local -x CPPFLAGS="${CPPFLAGS} -DNDEBUG" + + local build_omptarget=OFF + # upstream disallows building libomptarget when sizeof(void*) != 8 + if use offload && + "$(tc-getCC)" ${CFLAGS} ${CPPFLAGS} -c -x c - -o /dev/null \ + <<-EOF &>/dev/null + int test[sizeof(void *) == 8 ? 1 : -1]; + EOF + then + build_omptarget=ON + fi + + local libdir="$(get_libdir)" + local mycmakeargs=( + -DOPENMP_LIBDIR_SUFFIX="${libdir#lib}" + + -DLIBOMP_USE_HWLOC=$(usex hwloc) + -DLIBOMP_OMPD_GDB_SUPPORT=$(multilib_native_usex gdb-plugin) + -DLIBOMP_OMPT_SUPPORT=$(usex ompt) + + -DOPENMP_ENABLE_LIBOMPTARGET=${build_omptarget} + + # do not install libgomp.so & libiomp5.so aliases + -DLIBOMP_INSTALL_ALIASES=OFF + # disable unnecessary hack copying stuff back to srcdir + -DLIBOMP_COPY_EXPORTS=OFF + # prevent trying to access the GPU + -DLIBOMPTARGET_AMDGPU_ARCH=LIBOMPTARGET_AMDGPU_ARCH-NOTFOUND + ) + + if [[ ${build_omptarget} == ON ]]; then + local ffi_cflags=$($(tc-getPKG_CONFIG) --cflags-only-I libffi) + local ffi_ldflags=$($(tc-getPKG_CONFIG) --libs-only-L libffi) + mycmakeargs+=( + -DFFI_INCLUDE_DIR="${ffi_cflags#-I}" + -DFFI_LIBRARY_DIR="${ffi_ldflags#-L}" + ) + + if has "${CHOST%%-*}" aarch64 powerpc64le x86_64; then + mycmakeargs+=( + -DLIBOMPTARGET_BUILD_AMDGPU_PLUGIN=$(usex llvm_targets_AMDGPU) + -DLIBOMPTARGET_BUILD_CUDA_PLUGIN=$(usex llvm_targets_NVPTX) + ) + else + mycmakeargs+=( + -DLIBOMPTARGET_BUILD_AMDGPU_PLUGIN=OFF + -DLIBOMPTARGET_BUILD_CUDA_PLUGIN=OFF + ) + fi + fi + + use test && mycmakeargs+=( + # this project does not use standard LLVM cmake macros + -DOPENMP_LLVM_LIT_EXECUTABLE="${EPREFIX}/usr/bin/lit" + -DOPENMP_LIT_ARGS="$(get_lit_flags)" + + -DOPENMP_TEST_C_COMPILER="$(type -P "${CHOST}-clang")" + -DOPENMP_TEST_CXX_COMPILER="$(type -P "${CHOST}-clang++")" + ) + addpredict /dev/nvidiactl + cmake_src_configure +} + +multilib_src_test() { + # respect TMPDIR! + local -x LIT_PRESERVES_TMP=1 + + cmake_build check-libomp +} |