2 files changed, 227 insertions, 0 deletions
diff --git a/llvm-core/mlir/Manifest b/llvm-core/mlir/Manifest
index 2a2df3e3969e..0b80e1eb9965 100644
--- a/llvm-core/mlir/Manifest
+++ b/llvm-core/mlir/Manifest
@@ -1,3 +1,4 @@
 DIST llvm-project-190fcc28af585cb06480b026afd14ed87b18adb8.tar.gz 243483242 BLAKE2B f53d743ca332dfffe1f98d51f0528e14b61e4c11904ec20c4b4c9b285f8ca7eb25eb2ce8549e21566e63ab393697c74acd4a41fddc7bab282535aa8ccf9195da SHA512 b6bcf8647f35fee209fbd8a8c297f7d89f1aac9cac4e3c62abd73171350c4c7a98572ccd175ca0a8fce8d2fe00bf5cfbeea329689b687ab6261586e894397150
 DIST llvm-project-21.1.0-rc2.src.tar.xz 158947868 BLAKE2B 8de20b0bf5219de12240561c3049de09a3253e1ebe33f84533d3f1f2ee9794b09fe2b6aca0b2fb15542b37b901be7bd3e00306cfd266ab59e2703046bcbcaf3d SHA512 0599cbe3d11d9135c355d5c60fdfda98a9689768f41baba0b8981769cc836eba8d226364d601031413c5f43ae1c4dda080ab910d60c983367b438fa32903d173
 DIST llvm-project-21.1.0-rc2.src.tar.xz.sig 438 BLAKE2B 7090c7a98e01e7bf600e4fbb23ad28d2e3bd8e72938863b59c7be8be0de2e1b3e3e2a981955165b833a95992ee086fd525919af7bcd7761073800486b3be3363 SHA512 dbe6cdd544b84d18b51f187e612de8ec05eeb9f1b462b7c4921697aaf6c6b0a00a6f4d3cf320a61cf57a886f11d47049bb5fa817f8bf835991a01b5e4a2d8c0a
+DIST llvm-project-b075dadbd3e0e928bdeddb3d36af64e8a383e305.tar.gz 244584834 BLAKE2B e6924d5fcc90431bdf859c3d728e44c348fa8ec336967c95fa9d253519c7bf9b3b200048ff8910eea78e5481a11704330ad72960fe753930036f75bca5b163b7 SHA512 80232cd00a2981392cf9fb22daceb164f965d5d5c9edb431226713a5e2f75ba5aaf747329ae5f4b852fd5e7f0be62ad978529080b4dce1bac7af480905b61c3b
diff --git a/llvm-core/mlir/mlir-22.0.0_pre20250802.ebuild b/llvm-core/mlir/mlir-22.0.0_pre20250802.ebuild
new file mode 100644
index 000000000000..37614314176e
--- /dev/null
+++ b/llvm-core/mlir/mlir-22.0.0_pre20250802.ebuild
@@ -0,0 +1,226 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{11..14} )
+inherit cmake llvm.org multilib-minimal python-any-r1
+
+DESCRIPTION="Multi-Level Intermediate Representation (library only)"
+HOMEPAGE="https://mlir.llvm.org/"
+
+LICENSE="Apache-2.0-with-LLVM-exceptions"
+SLOT="${LLVM_MAJOR}/${LLVM_SOABI}"
+IUSE="+debug test"
+RESTRICT="!test? ( test )"
+
+DEPEND="
+	~llvm-core/llvm-${PV}[debug=,${MULTILIB_USEDEP}]
+"
+RDEPEND="
+	${DEPEND}
+"
+BDEPEND="
+	${PYTHON_DEPS}
+	llvm-core/llvm:${LLVM_MAJOR}
+	test? (
+		$(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]')
+	)
+"
+
+LLVM_COMPONENTS=( mlir cmake )
+# tablegen tests use *.td files there
+LLVM_TEST_COMPONENTS=( llvm/include )
+llvm.org_set_globals
+
+python_check_deps() {
+	if use test; then
+		python_has_version "dev-python/lit[${PYTHON_USEDEP}]"
+	fi
+}
+
+src_prepare() {
+	llvm.org_src_prepare
+
+	# https://github.com/llvm/llvm-project/issues/120902
+	sed -i -e '/LINK_LIBS/s:PUBLIC:PRIVATE:' \
+		lib/ExecutionEngine/CMakeLists.txt || die
+}
+
+check_distribution_components() {
+	if [[ ${CMAKE_MAKEFILE_GENERATOR} == ninja ]]; then
+		local all_targets=() my_targets=() l
+		cd "${BUILD_DIR}" || die
+
+		while read -r l; do
+			if [[ ${l} == install-*-stripped:* ]]; then
+				l=${l#install-}
+				l=${l%%-stripped*}
+
+				case ${l} in
+					# meta-targets
+					mlir-libraries|distribution)
+						continue
+						;;
+					# dylib
+					MLIR)
+						;;
+					# installed test libraries
+					MLIRTestAnalysis|MLIRTestDialect|MLIRTestIR)
+						;;
+					# static libraries
+					MLIR*)
+						continue
+						;;
+				esac
+
+				all_targets+=( "${l}" )
+			fi
+		done < <(${NINJA} -t targets all)
+
+		while read -r l; do
+			my_targets+=( "${l}" )
+		done < <(get_distribution_components $"\n")
+
+		local add=() remove=()
+		for l in "${all_targets[@]}"; do
+			if ! has "${l}" "${my_targets[@]}"; then
+				add+=( "${l}" )
+			fi
+		done
+		for l in "${my_targets[@]}"; do
+			if ! has "${l}" "${all_targets[@]}"; then
+				remove+=( "${l}" )
+			fi
+		done
+
+		if [[ ${#add[@]} -gt 0 || ${#remove[@]} -gt 0 ]]; then
+			eqawarn "get_distribution_components() is outdated!"
+			eqawarn "   Add: ${add[*]}"
+			eqawarn "Remove: ${remove[*]}"
+		fi
+		cd - >/dev/null || die
+	fi
+}
+
+get_distribution_components() {
+	local sep=${1-;}
+
+	local out=(
+		mlir-cmake-exports
+		mlir-headers
+
+		# the dylib
+		MLIR
+
+		# shared libraries
+		mlir_arm_runner_utils
+		mlir_arm_sme_abi_stubs
+		mlir_async_runtime
+		mlir_c_runner_utils
+		mlir_float16_utils
+		mlir_runner_utils
+
+		# test libraries required by flang
+		MLIRTestAnalysis
+		MLIRTestDialect
+		MLIRTestIR
+	)
+
+	if multilib_is_native_abi; then
+		out+=(
+			# tools
+			mlir-linalg-ods-yaml-gen
+			mlir-lsp-server
+			mlir-opt
+			mlir-pdll
+			mlir-pdll-lsp-server
+			mlir-query
+			mlir-reduce
+			mlir-rewrite
+			mlir-runner
+			mlir-tblgen
+			mlir-translate
+			tblgen-lsp-server
+			tblgen-to-irdl
+		)
+	fi
+
+	printf "%s${sep}" "${out[@]}"
+}
+
+multilib_src_configure() {
+	local mycmakeargs=(
+		-DCMAKE_INSTALL_PREFIX="${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}"
+		-DLLVM_ROOT="${ESYSROOT}/usr/lib/llvm/${LLVM_MAJOR}"
+
+		-DBUILD_SHARED_LIBS=OFF
+		# this controls building libMLIR.so
+		-DLLVM_BUILD_LLVM_DYLIB=ON
+		-DMLIR_BUILD_MLIR_C_DYLIB=OFF
+		-DMLIR_LINK_MLIR_DYLIB=ON
+		-DMLIR_INCLUDE_TESTS=ON
+		-DMLIR_INCLUDE_INTEGRATION_TESTS=OFF
+		-DLLVM_DISTRIBUTION_COMPONENTS=$(get_distribution_components)
+		# this enables installing mlir-tblgen and mlir-pdll
+		-DLLVM_BUILD_UTILS=ON
+
+		-DPython3_EXECUTABLE="${PYTHON}"
+
+		-DLLVM_BUILD_TOOLS=ON
+		# TODO
+		-DMLIR_ENABLE_CUDA_RUNNER=0
+		-DMLIR_ENABLE_ROCM_RUNNER=0
+		-DMLIR_ENABLE_SYCL_RUNNER=0
+		-DMLIR_ENABLE_SPIRV_CPU_RUNNER=0
+		-DMLIR_ENABLE_VULKAN_RUNNER=0
+		-DMLIR_ENABLE_BINDINGS_PYTHON=0
+		-DMLIR_INSTALL_AGGREGATE_OBJECTS=OFF
+	)
+	use test && mycmakeargs+=(
+		-DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit"
+		-DLLVM_LIT_ARGS="$(get_lit_flags)"
+	)
+
+	# LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844
+	use debug || local -x CPPFLAGS="${CPPFLAGS} -DNDEBUG"
+	cmake_src_configure
+
+	multilib_is_native_abi && check_distribution_components
+}
+
+multilib_src_compile() {
+	cmake_build distribution
+}
+
+multilib_src_test() {
+	local known_xfail=()
+
+	case ${ABI} in
+		arm|ppc|x86)
+			known_xfail+=(
+				# MLIR is full of 64-bit assumptions, sigh
+				# https://github.com/llvm/llvm-project/issues/124541
+				Conversion/MemRefToLLVM/memref-to-llvm.mlir
+				Dialect/Bufferization/Transforms/one-shot-bufferize-pass-statistics.mlir
+				Dialect/LLVMIR/sroa-statistics.mlir
+				Dialect/Linalg/vectorize-tensor-extract.mlir
+				Dialect/MemRef/mem2reg-statistics.mlir
+				Dialect/Tensor/fold-tensor-subset-ops.mlir
+				Dialect/Tensor/tracking-listener.mlir
+				Pass/pipeline-stats-nested.mlir
+				Pass/pipeline-stats.mlir
+			)
+			;;
+	esac
+
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+	local -x LIT_XFAIL="${known_xfail[*]}"
+	LIT_XFAIL=${LIT_XFAIL// /;}
+	cmake_build check-mlir
+}
+
+multilib_src_install() {
+	DESTDIR=${D} cmake_build install-distribution
+}