llvm-runtimes/offload: Add 20.0.0_pre20241221 snapshot

Signed-off-by: Michał Górny <mgorny@gentoo.org>
2026-08-24 06:48:18 -07:00 · 2024-12-21 11:10:57 +01:00
parent 8f9b9b15d2
commit b0f4b1a7e3
2 changed files with 154 additions and 0 deletions
--- a/llvm-runtimes/offload/Manifest
+++ b/llvm-runtimes/offload/Manifest
@@ -2,3 +2,4 @@ DIST llvm-project-19.1.6.src.tar.xz 141248428 BLAKE2B b35ab0c754f28c850ac6fd4ee5
 DIST llvm-project-19.1.6.src.tar.xz.sig 438 BLAKE2B 1791e98252ab78a9a762ef601ff9edee115385181781c8100f14ec80061d7888ee4c4c519297a0e89b9c7ab2203aa9d5bb3084ea1d0f0024c2acf84826fd370b SHA512 8e79a39a4f54da3579794f9b5a009ea8ee56c7bc1805187274794ce56e81aa492ea93f5c7839a59beedcf7d657acded5ecb75d5803658cce1f9e8f753439c6c4
 DIST llvm-project-32f7f0010bca99ee4bd917f57272733fb2bf3bd9.tar.gz 223983502 BLAKE2B fd3e6b0b795abc42568ef98fa774d927029c18838a5d0f34eaa66c37976444a63f2fc5d883f3bf3a98533f51e387936f1c659230f31c757d26153425696a16cd SHA512 65a345ad5b77c627008f759947e5e9f28a62c8992d7146113e0446e5849feaf9088c15c8b22ca0824af5b927d6a417f5326258b489fb8ccea78ec9e0e0fe8fba
 DIST llvm-project-49a5ad8e5714fd404210279303acc97b495d66d0.tar.gz 224456065 BLAKE2B 0077b9d37c479ac6190cc4b897cc35d6f1f3e6a772cd0620bcb1006afc19377e9968e38fb9d9adffe316e85290c9045deecbf9bf62b440c55968634b442edb31 SHA512 45d779eb27c230f656fda47c85127381cab8c8f7f75d77411c6960269f8aad5fa3c99c024a98ab8a349da1c88ad9d892cc82f91a6f344b791b281449031ae49a
+DIST llvm-project-665d79f2e967a5eee6fff93685e45f50cf24cab2.tar.gz 224186302 BLAKE2B 6d4a02b6cfaf53324161c43ed02024f0fea0e7de25a9150cc0168602d7dff3f618026fa8318aa6e03904a9424afa1f12c5eb33bfdfa82e72210f34e5829a7804 SHA512 7482e176b1e2389b0dd0e67271cdb0489e9db0595874408156a034b40d336ecd960c63b89c237ca22eee3650880b0f08a97de14f8a17c918245915d422e568c9
--- a/llvm-runtimes/offload/offload-20.0.0_pre20241221.ebuild
+++ b/llvm-runtimes/offload/offload-20.0.0_pre20241221.ebuild
@@ -0,0 +1,153 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{10..13} )
+inherit cmake flag-o-matic llvm.org python-any-r1 toolchain-funcs
+
+DESCRIPTION="OpenMP offloading support"
+HOMEPAGE="https://openmp.llvm.org"
+
+LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
+SLOT="0/${LLVM_SOABI}"
+IUSE="+debug ompt test llvm_targets_AMDGPU llvm_targets_NVPTX"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+	dev-libs/libffi:=
+	~llvm-core/llvm-${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
+	llvm_targets_AMDGPU? ( llvm-core/clang )
+	llvm_targets_NVPTX? ( llvm-core/clang )
+	test? (
+		$(python_gen_any_dep '
+			dev-python/lit[${PYTHON_USEDEP}]
+		')
+		llvm-core/clang
+	)
+"
+# TODO: can it be fixed to compile with gcc?
+BDEPEND+="
+	llvm-core/clang
+"
+
+LLVM_COMPONENTS=( offload cmake runtimes/cmake libc/shared )
+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() {
+	# TODO
+	local -x CC=${CHOST}-clang
+	local -x CXX=${CHOST}-clang++
+	strip-unsupported-flags
+
+	# 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"
+	local gpus=
+	local build_devicertl=FALSE
+
+	if has "${CHOST%%-*}" aarch64 powerpc64le x86_64; then
+		if use llvm_targets_AMDGPU; then
+			plugins+=";amdgpu"
+			build_devicertl=TRUE
+			gpus+="amdgpu"
+		fi
+		if use llvm_targets_NVPTX; then
+			plugins+=";cuda"
+			build_devicertl=TRUE
+			gpus+="nvptx"
+		fi
+		[[ ${gpus} == amdgpunvptx ]] && gpus=all
+	fi
+
+	local mycmakeargs=(
+		-DLLVM_ROOT="${ESYSROOT}/usr/lib/llvm/${LLVM_MAJOR}"
+
+		-DOFFLOAD_LIBDIR_SUFFIX="${libdir#lib}"
+		-DLIBOMPTARGET_PLUGINS_TO_BUILD="${plugins}"
+		-DLIBOMPTARGET_OMPT_SUPPORT="$(usex ompt)"
+		-DLIBOMPTARGET_BUILD_DEVICERTL_BCLIB="${build_devicertl}"
+
+		# this breaks building static target libs
+		-DBUILD_SHARED_LIBS=OFF
+
+		-DFFI_INCLUDE_DIR="${ffi_cflags#-I}"
+		-DFFI_LIBRARY_DIR="${ffi_ldflags#-L}"
+	)
+
+	[[ ! ${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
+	)
+	[[ -n ${gpus} ]] && mycmakeargs+=(
+		-DLIBOMPTARGET_DEVICE_ARCHITECTURES="${gpus}"
+	)
+	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++")"
+	)
+
+	cmake_src_configure
+
+	if [[ -z ${gpus} ]]; then
+		# clang requires libomptarget.devicertl.a, but it can be empty
+		> "${BUILD_DIR}"/libomptarget.devicertl.a || die
+	fi
+}
+
+src_test() {
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+
+	cmake_build check-offload
+}
+
+src_install() {
+	cmake_src_install
+
+	if [[ ! -f ${ED}/usr/$(get_libdir)/libomptarget.devicertl.a ]]
+	then
+		dolib.a "${BUILD_DIR}"/libomptarget.devicertl.a
+	fi
+}