6 files changed, 172 insertions, 10 deletions
diff --git a/sys-libs/libomp/Manifest b/sys-libs/libomp/Manifest
index ad15b192ddbd..b8911364d5d5 100644
--- a/sys-libs/libomp/Manifest
+++ b/sys-libs/libomp/Manifest
@@ -8,10 +8,12 @@ DIST llvm-project-17.0.6.src.tar.xz.sig 438 BLAKE2B 186e75b6a0fbfe1e85408589c149
 DIST llvm-project-18.1.2.src.tar.xz 132060436 BLAKE2B f21fca02fe9e02a3d440595aafbe0572be318ce69cc6285c1bf3dc9187b37ebf4c76f3ea60b6870c441675288f46e5597b069ec451d5026c5161f84daef6b4b2 SHA512 a0d01b018abbdf1609abc7b63911bb4c6c3619b748a0616b66be0843fcaa4240868412c5d1f77fe6dafdfed665b46570e7ce615da58efcaa91e9ddc8481e6fc4
 DIST llvm-project-18.1.2.src.tar.xz.sig 566 BLAKE2B 97c6b6b4a041316e70abd54ff715d87a62410fe5590c9b90548fff5a5121d8d5e028ec681f7e99c130d6c6726835365825286ef0a01c82a98394d9369ea7a390 SHA512 1cd8d1c227782cb43e269696045cea500a43f3c6b786f2cda8d380f5b8fc28d3ada11c41c4a252f2d3db465f767b27ea50c5659faa43d4aa5655cc3ffd6243c2
 DIST llvm-project-6d3cec01a6c29fa4e51ba129fa13dbf55d2b928e.tar.gz 207700152 BLAKE2B 855720b7a9cc7b1d8fdf398394eb5c702dd615c04e7dad51c449cb1c2f46e75f2ccf2ee10fa3a3403d6aec29f557023a11bd8cdb525bc9c3d76c79f23cd15e82 SHA512 ff6269158e165907c69bd3e4d2d6b87b4f4670546b7e290d7e6665e7097ec887d71174fa37bf5e1755524317e8ae8f0c7c7e428049e8b553faa52c614f1f4490
-EBUILD libomp-15.0.7-r6.ebuild 3474 BLAKE2B e8ab2666defb3a2d0582f0413ade0efce3d5e5d42ee935dc89915c079dd3d7e2c9dde77edb4e3dadee7b1a60a311615f253feef33f73dee90a0ddc9383bbfaa1 SHA512 e6e672ff57b1419b33b2c0da4e2535005b720e3cd34fa18245fdf319bbe70235bcbaa8baeca36381684041f57032ef4a7f0ece4ad1a84336ebd3087759fe31e9
-EBUILD libomp-16.0.6.ebuild 3988 BLAKE2B 31eee2f5b764917a62cb307fab6dd0744594dc0ebdc04c359a85eb6372421a42431dd9de792671e1f0d326d798df1bbae5949529a22d7f2a99cae02d6734a37b SHA512 4e62220e10ab0aa1b64ae9557055b1ac6ecc145ae81cbe94445a335ad4e0d7e541dd13db4ffcffaaf80a50e2f13136982828d4d0211e5dc925a0b6ef2a2825a7
-EBUILD libomp-17.0.6.ebuild 3991 BLAKE2B 12cfa3e181654b85caee03e7f288631f5cbdb85b1fca67468fda21fc1b9c909a2dbddc9d3c52e46a841149b95a26811217a625cfa1889bf6a0dd93d038291f1e SHA512 e6bc4697f9d8972da5cfa6f6c33328c590ea0c8d394247b6ce5c7ba3a3fb199e3b8f3649341524f7e4217d7ac3ba385c1008b925b8e92d780ae60f24158b766d
-EBUILD libomp-18.1.2.ebuild 4292 BLAKE2B caf7eb6cc41f1ca979417a19250ae25bf5ac6852683d91a912ae085fff40cb7300bcf78eb3a5524c88ff4172d998f7d748186b9834f5d7b46e01f47668f1bc3b SHA512 0dda79f63040ab93d28a9890fb1243c17c39285da1cc6b735ab7838038fc2ff28d6df4d213041d15ee07a8a521bea6bf6311dc2df54bd2881536db66692a30c3
+DIST llvm-project-f3cfe016c5d8429c0dccfa6f85442e2ea0d45a58.tar.gz 208184654 BLAKE2B abd35798f7c921866bb221cecc42aa94915271d0804acbf44dbe5640efb787ef9d928c329eacde768fac4292217ed4d3c4187fba02dd1c826059aeaa1bad33f0 SHA512 513f7278367114ba3fe3271e8a790b62adbca97d280968537e44e5df9a7afb467a5ca93480f4d4fb7c4d5c0734d00ab54559bf68c00f09a1fcff2fee492aa84f
+EBUILD libomp-15.0.7-r6.ebuild 3470 BLAKE2B 9f76ca5b080ccf01617d7dcbfe3eb424c525adbcf72f2b5f09dc7bead1e28df1a0ffdf5ef47bcc7f8cac130f1d22e804e29938cda6df0ee58359ac5ff88aea86 SHA512 1a0a4b10f9a67634ea265e6df3c3f9993ed5ee3818eba2cbb6b65d8f5c3a0d2d266134f3e276985e87eca18b47a44d6de61e4c9c3496fd36c6c338dcf79b9850
+EBUILD libomp-16.0.6.ebuild 3984 BLAKE2B 8302d2776c0d8c50dcc7cac2dde8523f1abdf391d48594fdd26ebe17a089efdfee93825bdec07569878d06873b571e469411f108564df6c7eb50dc425615c255 SHA512 714da170fba4b62f3267e2530a82c583d299e8dc6c6f4037417c216c1239cc0fadc1aebf823608df37a932a7722144e67a148b58079e50560450b94c93f3e415
+EBUILD libomp-17.0.6.ebuild 3984 BLAKE2B 8302d2776c0d8c50dcc7cac2dde8523f1abdf391d48594fdd26ebe17a089efdfee93825bdec07569878d06873b571e469411f108564df6c7eb50dc425615c255 SHA512 714da170fba4b62f3267e2530a82c583d299e8dc6c6f4037417c216c1239cc0fadc1aebf823608df37a932a7722144e67a148b58079e50560450b94c93f3e415
+EBUILD libomp-18.1.2.ebuild 4287 BLAKE2B c9d7f07576235ab057e30adee2b922250bd978e7d7877f959c08ed63abb4b6c88a84e0e9726023b0597ad9f303fefe9a7bd400c9d984828a9883bc37d8cd0b7a SHA512 4fe7c6b3a725d7f41cef543414a6f082812645342e352b8efcb466f1a257eefdec95c2a29bbc750fdf0b1e8f501923f23f0c771de20eb52bcc0cdf02bfa042a0
 EBUILD libomp-19.0.0.9999.ebuild 4208 BLAKE2B 9ed99689a6cbf2d1c3f8f384e046276247f1e3a21cfd1466ae640b21b748ae38fccf29e36be3e87c76859888670f14b8cfad29922275f2f937f284062d931462 SHA512 573165cd67e695dd9140cd8fa6e7e6324e8a7de2b35ae5d2563012eeda275edccbe9daa369752960d3c287c4e55bd767ab2b5e29db604e381c752143eb9b1a3e
 EBUILD libomp-19.0.0_pre20240316.ebuild 4208 BLAKE2B 9ed99689a6cbf2d1c3f8f384e046276247f1e3a21cfd1466ae640b21b748ae38fccf29e36be3e87c76859888670f14b8cfad29922275f2f937f284062d931462 SHA512 573165cd67e695dd9140cd8fa6e7e6324e8a7de2b35ae5d2563012eeda275edccbe9daa369752960d3c287c4e55bd767ab2b5e29db604e381c752143eb9b1a3e
+EBUILD libomp-19.0.0_pre20240322.ebuild 4208 BLAKE2B 9ed99689a6cbf2d1c3f8f384e046276247f1e3a21cfd1466ae640b21b748ae38fccf29e36be3e87c76859888670f14b8cfad29922275f2f937f284062d931462 SHA512 573165cd67e695dd9140cd8fa6e7e6324e8a7de2b35ae5d2563012eeda275edccbe9daa369752960d3c287c4e55bd767ab2b5e29db604e381c752143eb9b1a3e
 MISC metadata.xml 883 BLAKE2B 127e896b82a49633a6866b33ca776ebe2dd149a5d04da4484a53186f219a85db0ab9d826bc1cc61d4df9fa54c9bcc546be070a0b28985174925fd947aa09cca2 SHA512 dc32cae01401feb93eede6506b3955c766ff19b44976fcc67277559b23ac151993377daeed9ba83b2dd71dbdeea330cd1208dcb0c9c5f56be270883b31f9b15f
diff --git a/sys-libs/libomp/libomp-15.0.7-r6.ebuild b/sys-libs/libomp/libomp-15.0.7-r6.ebuild
index e8b3f3483f1e..ddef8e6ff939 100644
--- a/sys-libs/libomp/libomp-15.0.7-r6.ebuild
+++ b/sys-libs/libomp/libomp-15.0.7-r6.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2023 Gentoo Authors
+# Copyright 1999-2024 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=8
@@ -11,7 +11,7 @@ HOMEPAGE="https://openmp.llvm.org"
 
 LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
 SLOT="0/${LLVM_SOABI}"
-KEYWORDS="amd64 arm arm64 ppc ppc64 ~riscv x86 ~amd64-linux ~x64-macos"
+KEYWORDS="amd64 arm arm64 ppc64 ~riscv x86 ~amd64-linux ~x64-macos"
 IUSE="
 	debug hwloc offload ompt test
 	llvm_targets_AMDGPU llvm_targets_NVPTX
diff --git a/sys-libs/libomp/libomp-16.0.6.ebuild b/sys-libs/libomp/libomp-16.0.6.ebuild
index 0590156caaa6..82c6efffb251 100644
--- a/sys-libs/libomp/libomp-16.0.6.ebuild
+++ b/sys-libs/libomp/libomp-16.0.6.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2023 Gentoo Authors
+# Copyright 1999-2024 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=8
@@ -12,7 +12,7 @@ HOMEPAGE="https://openmp.llvm.org"
 
 LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
 SLOT="0/${LLVM_SOABI}"
-KEYWORDS="amd64 arm arm64 ~loong ppc ppc64 ~riscv x86 ~amd64-linux ~x64-macos"
+KEYWORDS="amd64 arm arm64 ~loong ppc64 ~riscv x86 ~amd64-linux ~x64-macos"
 IUSE="
 	debug gdb-plugin hwloc offload ompt test
 	llvm_targets_AMDGPU llvm_targets_NVPTX
diff --git a/sys-libs/libomp/libomp-17.0.6.ebuild b/sys-libs/libomp/libomp-17.0.6.ebuild
index 8d65a75dc663..82c6efffb251 100644
--- a/sys-libs/libomp/libomp-17.0.6.ebuild
+++ b/sys-libs/libomp/libomp-17.0.6.ebuild
@@ -12,7 +12,7 @@ HOMEPAGE="https://openmp.llvm.org"
 
 LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
 SLOT="0/${LLVM_SOABI}"
-KEYWORDS="amd64 ~arm arm64 ~loong ~ppc ~ppc64 ~riscv x86 ~amd64-linux ~x64-macos"
+KEYWORDS="amd64 arm arm64 ~loong ppc64 ~riscv x86 ~amd64-linux ~x64-macos"
 IUSE="
 	debug gdb-plugin hwloc offload ompt test
 	llvm_targets_AMDGPU llvm_targets_NVPTX
diff --git a/sys-libs/libomp/libomp-18.1.2.ebuild b/sys-libs/libomp/libomp-18.1.2.ebuild
index 79490dd692cb..5f6fa687234c 100644
--- a/sys-libs/libomp/libomp-18.1.2.ebuild
+++ b/sys-libs/libomp/libomp-18.1.2.ebuild
@@ -12,7 +12,7 @@ HOMEPAGE="https://openmp.llvm.org"
 
 LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
 SLOT="0/${LLVM_SOABI}"
-KEYWORDS="~amd64 ~arm ~arm64 ~loong ~ppc ~ppc64 ~riscv ~x86 ~amd64-linux ~x64-macos"
+KEYWORDS="~amd64 ~arm ~arm64 ~loong ~ppc64 ~riscv ~x86 ~amd64-linux ~x64-macos"
 IUSE="
 	debug gdb-plugin hwloc offload ompt test
 	llvm_targets_AMDGPU llvm_targets_NVPTX
diff --git a/sys-libs/libomp/libomp-19.0.0_pre20240322.ebuild b/sys-libs/libomp/libomp-19.0.0_pre20240322.ebuild
new file mode 100644
index 000000000000..a40d0aed1c41
--- /dev/null
+++ b/sys-libs/libomp/libomp-19.0.0_pre20240322.ebuild
@@ -0,0 +1,160 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{10..12} )
+inherit flag-o-matic cmake-multilib linux-info llvm.org llvm-utils
+inherit python-single-r1 toolchain-funcs
+
+DESCRIPTION="OpenMP runtime library for LLVM/clang compiler"
+HOMEPAGE="https://openmp.llvm.org"
+
+LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
+SLOT="0/${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
+	)
+
+	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)
+
+				# prevent trying to access the GPU
+				-DLIBOMPTARGET_AMDGPU_ARCH=LIBOMPTARGET_AMDGPU_ARCH-NOTFOUND
+				-DLIBOMPTARGET_NVPTX_ARCH=LIBOMPTARGET_NVPTX_ARCH-NOTFOUND
+			)
+		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
+}