sys-libs/libomp: Bump to 10.0.0rc4

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

2 files changed, 107 insertions, 0 deletions

diff --git a/sys-libs/libomp/Manifest b/sys-libs/libomp/Manifest
index 64768da518de..22229b0759d5 100644
--- a/sys-libs/libomp/Manifest
+++ b/sys-libs/libomp/Manifest
@@ -1,4 +1,5 @@
 DIST llvmorg-10.0.0-rc3.tar.gz 120814170 BLAKE2B 432fe0c1e74d3020a269a256e6e456cbfa0b7166dd3f86df6caf3a55e1931c022285fe8afdc4d8998c729c5471acf5308abb336782ddec2ef9b0f58d1ccb5a3c SHA512 aad1df86063612d20c48ea7046940330fe2ac572a146be22ff71d9e65fa3438184cb39a2533fc6afd1e74df26909a9f0d24ebcd7d62e74728cfd81e447f2ffbf
+DIST llvmorg-10.0.0-rc4.tar.gz 120816191 BLAKE2B 66c497fa682b9bcbdef3776f540e6b2781286df3405b00ab335aa405a19418d9c4571b301a6814b526e363bb9c0b7c0be0dfc85444fb9d636ecf11ee788b2cdd SHA512 b3df32cafbbe9147c7b5cfbfe96c7231dc2e66d32560c6d0bcda90d6863b37bf8c9cb3f080fb459acd1d56c013149b275d0ce58f1678205f8ca737f1c8d034cd
 DIST llvmorg-9.0.1.tar.gz 113193320 BLAKE2B b86e405f2b8e00436045fd409fe19cdde75c797b1192c62a22b5ec75e6b4dc8e874a0f33008dc31562445e4cbe53a992b6f48c684255a6a1ef261e595b8b161f SHA512 fa88beeaae94b6d0cd9b5ba38658d0ffed8004035d7d8a4f95c3d31a709b88b581ae9bd7761333c8e5375c44b8f6be01768b5a3be901163159d7e6c43b71da59
 DIST openmp-7.1.0.src.tar.xz 909320 BLAKE2B 7a5fd4374992b7c440ff27917c0af6a2ec64aaeb2fda645f75b5affd4981e3ceef7f15cba61c37934c5b35be543af315cc4bff2937545fbf5eaa6593f1aa8b83 SHA512 57f18beede401c1c39766e13a03b52083a0f7b437758069f66b73d6d1388dc51e48c34b0a7ecd3552244fd35e2db57388642588febef413c161f5c5411ab1e5d
 DIST openmp-8.0.1.src.tar.xz 933320 BLAKE2B 02a7bf70cd3a217845ef1c5a35e0d7dbfbb39069a9029d462c797b5ddf2240fd627dee55856146ca4bb81622a41f31ecd11e0ed66baf3b7d99447087271991b0 SHA512 9ded785c8129e7b3a70b54f07c4dde529456edcc94904ad77fc578cf7f096cfa3ff2279959d7f7f1db51571e11c53375f33b597c7f36ce6dc6b512c44ced8026
diff --git a/sys-libs/libomp/libomp-10.0.0_rc4.ebuild b/sys-libs/libomp/libomp-10.0.0_rc4.ebuild
new file mode 100644
index 000000000000..74fc7dac605f
--- /dev/null
+++ b/sys-libs/libomp/libomp-10.0.0_rc4.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
+}