llvm-runtimes/offload: Add 23.0.0_pre20260131 snapshot

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

llvm-runtimes/offload/Manifest

@@ -8,4 +8,5 @@ DIST llvm-project-22.1.0-rc1.src.tar.xz 166976000 BLAKE2B eec2cf8822aa6937c751d9
 DIST llvm-project-22.1.0-rc1.src.tar.xz.sig 119 BLAKE2B e3d5a6c00d7960b0694919ff083e02f0273e97da6a40ad452fbb8261b9edfc52d4262733d82a59f03ad7d15b3b62de743b37a1b2e191417443ecb730520be376 SHA512 51326b9402d7719c491ac5c6ab80a678896743dd88e3f997245adb77e7b3f5e0f84f6389c75872aea268de8a7a049684c84cdf575c1f19c4971bb280a9374de6
 DIST llvm-project-22.1.0-rc2.src.tar.xz 166979860 BLAKE2B d4d58b2615ce596f97ad743ba43a774a7b1e69f8aa394411cfdfdae6abf76ef23c9f483a8db590eac6012a965dbe720111c3c779cf20d1483bd216a3fe5111a0 SHA512 2690f582950a2b8b4dccfce849080b841b34068bbd07acd25ae7d18ef0bc6919f83cd57edda8b90a00327b73aa5cb3411d413ea800247cf541c89143ca26ef98
 DIST llvm-project-22.1.0-rc2.src.tar.xz.sig 119 BLAKE2B 797d0fb36d5ff979504bf094c574ab6473d6d428b0ee0f80c95f6b700c534b8d390f0685e01bd9681fd0b33c0fe39af2d6a8b79372d05af1d87b0a602ba7ff2f SHA512 619a9ef733d7f89ed1e7564d027b4d1ad714dbe7912cd7ff258436e9ee6b878cc806d2856f00b600f982a472644cd9ba54739f8d034f5b5033c1036fcddf9a09
+DIST llvm-project-424bebd9c784b8490e63290feeeceb42dfdaeb49.tar.gz 259881041 BLAKE2B 3ad34527e65de98be5153d97c7604e0aa8187907f0361bcdf98d37eceaad3a2f152243f5a89ba65f76aba83a69ad3b51f98832095caa7845e7dd5d369611405e SHA512 023581069f5b1f29e1160567df5e365addcf3763829562f7b751d44e0bb0c7adb962101967ae69b2b6a01680af8c833077cd04285727f5fb0292ee7fc61789fc
 DIST llvm-project-9eaa1ff11ccde52f2e3bf86f253b6b646548c7cc.tar.gz 259436517 BLAKE2B effc5d342ef8440834d03ca7f9d56dc9f5a0aaa10f62aa81fb3d468cfcd0f28a41b343dc12d91e087a5e509a8bb6aa00b477582f42b87efbf22ea580b48a981e SHA512 fda87f688a8a3626c3b025d2a783d7deb0c64ae83cb9c9c89adb73eba764435981545844eb654d7094361fb3786ea955101ba261f0e4af5ee4beffdd9c2449d7

llvm-runtimes/offload/offload-23.0.0_pre20260131.ebuild

@@ -0,0 +1,138 @@
+# Copyright 1999-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{11..14} )
+inherit cmake crossdev flag-o-matic llvm.org python-any-r1
+inherit toolchain-funcs
+
+DESCRIPTION="OpenMP offloading support"
+HOMEPAGE="https://openmp.llvm.org"
+
+LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
+SLOT="0/${LLVM_SOABI}"
+IUSE="+clang +debug ompt test llvm_targets_AMDGPU llvm_targets_NVPTX"
+REQUIRED_USE="
+	llvm_targets_AMDGPU? ( clang )
+	llvm_targets_NVPTX? ( clang )
+"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+	dev-libs/libffi:=
+	~llvm-core/llvm-${PV}
+	~llvm-runtimes/openmp-${PV}[ompt?]
+	llvm_targets_AMDGPU? ( dev-libs/rocr-runtime:= )
+"
+DEPEND="
+	${RDEPEND}
+"
+# tests:
+# - dev-python/lit provides the test runner
+# - llvm-core/llvm provide test utils (e.g. FileCheck)
+# - llvm-core/clang provides the compiler to run tests
+BDEPEND="
+	dev-lang/perl
+	virtual/pkgconfig
+	clang? ( llvm-core/clang )
+	llvm_targets_AMDGPU? ( llvm-core/clang[llvm_targets_AMDGPU] )
+	llvm_targets_NVPTX? ( llvm-core/clang[llvm_targets_NVPTX] )
+	test? (
+		$(python_gen_any_dep '
+			dev-python/lit[${PYTHON_USEDEP}]
+		')
+		llvm-core/clang
+	)
+"
+
+LLVM_COMPONENTS=( runtimes offload cmake libc llvm/{cmake,utils/llvm-lit} )
+LLVM_TEST_COMPONENTS=( openmp/cmake )
+llvm.org_set_globals
+
+pkg_pretend() {
+	if [[ ${LLVM_ALLOW_GPU_TESTING} ]]; then
+		ewarn "LLVM_ALLOW_GPU_TESTING set.  This package will run tests against your"
+		ewarn "GPU if it is supported.  Note that these tests may be flaky, fail or"
+		ewarn "hang, or even cause your GPU to crash (requiring a reboot)."
+	fi
+}
+
+python_check_deps() {
+	python_has_version "dev-python/lit[${PYTHON_USEDEP}]"
+}
+
+pkg_setup() {
+	if use test; then
+		python-any-r1_pkg_setup
+	fi
+}
+
+src_configure() {
+	if use clang && ! is_crosspkg; then
+		# Only do this conditionally to allow overriding with
+		# e.g. CC=clang-13 in case of breakage
+		if ! tc-is-clang ; then
+			local -x CC=${CHOST}-clang
+			local -x CXX=${CHOST}-clang++
+		fi
+
+		strip-unsupported-flags
+	fi
+
+	# LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844
+	use debug || local -x CPPFLAGS="${CPPFLAGS} -DNDEBUG"
+
+	local libdir="$(get_libdir)"
+	local ffi_cflags=$($(tc-getPKG_CONFIG) --cflags-only-I libffi)
+	local ffi_ldflags=$($(tc-getPKG_CONFIG) --libs-only-L libffi)
+	local plugins="host"
+
+	if has "${CHOST%%-*}" aarch64 powerpc64le x86_64; then
+		if use llvm_targets_AMDGPU; then
+			plugins+=";amdgpu"
+		fi
+		if use llvm_targets_NVPTX; then
+			plugins+=";cuda"
+		fi
+	fi
+
+	local mycmakeargs=(
+		-DLLVM_ENABLE_RUNTIMES=offload
+		-DOPENMP_STANDALONE_BUILD=ON
+		-DOFFLOAD_LIBDIR_SUFFIX="${libdir#lib}"
+		-DLLVM_ROOT="${ESYSROOT}/usr/lib/llvm/${LLVM_MAJOR}"
+
+		-DOFFLOAD_INCLUDE_TESTS=$(usex test)
+		-DLIBOMPTARGET_PLUGINS_TO_BUILD="${plugins}"
+		-DLIBOMPTARGET_OMPT_SUPPORT="$(usex ompt)"
+
+		# this breaks building static target libs
+		-DBUILD_SHARED_LIBS=OFF
+	)
+
+	[[ ! ${LLVM_ALLOW_GPU_TESTING} ]] && mycmakeargs+=(
+		# prevent trying to access the GPU
+		-DLIBOMPTARGET_AMDGPU_ARCH=LIBOMPTARGET_AMDGPU_ARCH-NOTFOUND
+		-DLIBOMPTARGET_NVPTX_ARCH=LIBOMPTARGET_NVPTX_ARCH-NOTFOUND
+	)
+	use test && mycmakeargs+=(
+		# this project does not use standard LLVM cmake macros
+		-DOPENMP_LLVM_LIT_EXECUTABLE="${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++")"
+		# requires flang
+		-DOPENMP_TEST_Fortran_COMPILER=
+	)
+
+	cmake_src_configure
+}
+
+src_test() {
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+
+	cmake_build check-offload check-offload-unit
+}