commit:     3a5ecc8265ed63e519a5724a63557a4efb24c596
Author:     Michał Górny <mgorny <AT> gentoo <DOT> org>
AuthorDate: Wed Jan 22 16:33:44 2025 +0000
Commit:     Michał Górny <mgorny <AT> gentoo <DOT> org>
CommitDate: Wed Jan 22 19:15:32 2025 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=3a5ecc82

llvm-runtimes/offload: Add 20.0.0_pre20250122 snapshot

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

 llvm-runtimes/offload/Manifest                     |   1 +
 .../offload/offload-20.0.0_pre20250122.ebuild      | 155 +++++++++++++++++++++
 2 files changed, 156 insertions(+)

diff --git a/llvm-runtimes/offload/Manifest b/llvm-runtimes/offload/Manifest
index 822853615b95..a04176c89070 100644
--- a/llvm-runtimes/offload/Manifest
+++ b/llvm-runtimes/offload/Manifest
@@ -3,4 +3,5 @@ DIST llvm-project-19.1.6.src.tar.xz.sig 438 BLAKE2B 
1791e98252ab78a9a762ef601ff9
 DIST llvm-project-19.1.7.src.tar.xz 141249332 BLAKE2B 
1259ed7f9aca7b35e89d818befdee20fd8bed4d2dc2c2c6f6f56451fd43d35ac03a0a5a406e142d22b25137999dc5b17471c196f8fcf79f20a8296832d900f6d
 SHA512 
c7d63286d662707a9cd54758c9e3aaf52794a91900c484c4a6efa62d90bc719d5e7a345e4192feeb0c9fd11c82570d64677c781e5be1d645556b6aa018e47ec8
 DIST llvm-project-19.1.7.src.tar.xz.sig 438 BLAKE2B 
4015140f4ba77de45039bdbdfbaf6f30e75705123d067ea97175d91d7a5b6a75008df01d99ae7aa16aaa3b101f3f41e38d01f04158f95a261d617b3ede0254cd
 SHA512 
195797b06ac80a742e0ccbc03a50dc06dd2e04377d783d5474e3e72c5a75203b60292b047929312a411d22b137a239943fba414a4d136a2be14cbff978eb6bda
 DIST llvm-project-8af4d206e0f979f68925a08f9dffd60a98ce97e2.tar.gz 224825146 
BLAKE2B 
36e9c8f9615d65fc72beb699c4ce5959676975267a4c4288a01009d26ab84ae411f2855e4e6475957b91ddc21da29251ab22e331395bc9fee0f9bc907a05384a
 SHA512 
ec72cdd7cc6d9bef31ae9295606d18e4935468fe60ab632aced21261d437e76f11d83d0d7199a6028689990260d9155098f7d64e97db0e0af28ea6c75a773bcc
+DIST llvm-project-97c3a990f05606cb807faf53bc41302fb62c7980.tar.gz 226261635 
BLAKE2B 
9dd0bdfaa6ee984747f2d9d8b9606cd8d2e75fa64d45fd7c87227ddca7cffe888a1d932d73c123b25360690fd687554cc333fb3d871ab0e72ddd2b1158bae2e0
 SHA512 
466ae8aea014fd396f3fd6b77055238a672f012b79f25ed0b215e01f968a56dd4eeaf148d03246701b1ac4cbb8f02a4325142d6e5503fb6231e330c2e49e28e7
 DIST llvm-project-c3a935e3f967f8f22f5db240d145459ee621c1e0.tar.gz 225133913 
BLAKE2B 
ced922010bad14df6bce0dbbb9323ee3cc9d7bf2f764f8c982d134d7a97e38d84b0b81635bbb16031aa1899c744e7c036cec5d1957733bbed7a2f18f89db0b6f
 SHA512 
0ea083defb3c0ecaa5d8d28682f140c68ec6b3ab6cbfc60fc38a9265a8eb88b618c075d6ae03170ed54c5e7dcb3b7003eaacea2fcb115e9864b64a17cea0013d

diff --git a/llvm-runtimes/offload/offload-20.0.0_pre20250122.ebuild 
b/llvm-runtimes/offload/offload-20.0.0_pre20250122.ebuild
new file mode 100644
index 000000000000..c862c6448973
--- /dev/null
+++ b/llvm-runtimes/offload/offload-20.0.0_pre20250122.ebuild
@@ -0,0 +1,155 @@
+# Copyright 1999-2025 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++")"
+               # requires flang
+               -DOPENMP_TEST_Fortran_COMPILER=
+       )
+
+       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
+}

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