sys-libs/libomp: Bump to 9.0.0

Signed-off-by: Michał Górny <mgorny@gentoo.org>

sys-libs/libomp/Manifest

@@ -2,3 +2,4 @@ DIST openmp-6.0.1.src.tar.xz 2048320 BLAKE2B 08b3a7051c985903f78331f55a1c6e92839
 DIST openmp-7.1.0.src.tar.xz 909320 BLAKE2B 7a5fd4374992b7c440ff27917c0af6a2ec64aaeb2fda645f75b5affd4981e3ceef7f15cba61c37934c5b35be543af315cc4bff2937545fbf5eaa6593f1aa8b83 SHA512 57f18beede401c1c39766e13a03b52083a0f7b437758069f66b73d6d1388dc51e48c34b0a7ecd3552244fd35e2db57388642588febef413c161f5c5411ab1e5d
 DIST openmp-8.0.0.src.tar.xz 934384 BLAKE2B f473fad9e8bcab1ad0c6ffab7cee471065d615947964177194f829847d41e726fb435562f1637f2a65d3ae84e01a8077662de047443f33d089948e2efb58906c SHA512 0fff071c9dbf118bc1908e433d6ce571f47a4f2dbc5bf2d843151889e3414473bb5a9c97dc0b6dc6d1bd9ab0c6e365cae625f97d1b11d5d6ae059fa5a0496cb3
 DIST openmp-8.0.1.src.tar.xz 933320 BLAKE2B 02a7bf70cd3a217845ef1c5a35e0d7dbfbb39069a9029d462c797b5ddf2240fd627dee55856146ca4bb81622a41f31ecd11e0ed66baf3b7d99447087271991b0 SHA512 9ded785c8129e7b3a70b54f07c4dde529456edcc94904ad77fc578cf7f096cfa3ff2279959d7f7f1db51571e11c53375f33b597c7f36ce6dc6b512c44ced8026
+DIST openmp-9.0.0.src.tar.xz 939036 BLAKE2B 3eee75f05f65a294db6e65c29b8871bb2dd4e0ee753447d2356010ca1a114f3ad2dc54c2f39ad7ffcebd510d912e96f54a2884ecdc7f50864f909184c707e7a5 SHA512 0be0e95026db574ad75d4a9d2fe4234056d16dc4fe24760f3e9e39f3e10099c7eea4ff76d7236e5a570809111fa18fa017cb679391c16a995ba0c194eb9391d4

sys-libs/libomp/libomp-9.0.0.ebuild

@@ -0,0 +1,112 @@
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
+# (needed due to CMAKE_BUILD_TYPE != Gentoo)
+CMAKE_MIN_VERSION=3.7.0-r1
+PYTHON_COMPAT=( python{2_7,3_{5,6,7}} )
+
+inherit cmake-multilib linux-info multiprocessing python-any-r1
+
+MY_P=openmp-${PV}.src
+DESCRIPTION="OpenMP runtime library for LLVM/clang compiler"
+HOMEPAGE="https://openmp.llvm.org"
+SRC_URI="https://releases.llvm.org/${PV}/${MY_P}.tar.xz"
+
+LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~ppc64 ~x86 ~amd64-fbsd ~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}]
+		virtual/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
+	)"
+
+S=${WORKDIR}/${MY_P}
+
+# 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
+}