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266 lines
7.0 KiB
266 lines
7.0 KiB
# Copyright 1999-2017 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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EAPI=6
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: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
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# (needed due to CMAKE_BUILD_TYPE != Gentoo)
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CMAKE_MIN_VERSION=3.7.0-r1
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PYTHON_COMPAT=( python2_7 )
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inherit check-reqs cmake-utils flag-o-matic \
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multilib-minimal pax-utils python-any-r1 toolchain-funcs versionator
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DESCRIPTION="Low Level Virtual Machine"
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HOMEPAGE="http://llvm.org/"
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SRC_URI="http://www.llvm.org/pre-releases/${PV/_//}/${P/_/}.src.tar.xz"
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# Keep in sync with CMakeLists.txt
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ALL_LLVM_TARGETS=( AArch64 AMDGPU ARM BPF Hexagon Lanai Mips MSP430
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NVPTX PowerPC RISCV Sparc SystemZ X86 XCore )
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ALL_LLVM_TARGETS=( "${ALL_LLVM_TARGETS[@]/#/llvm_targets_}" )
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# Additional licenses:
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# 1. OpenBSD regex: Henry Spencer's license ('rc' in Gentoo) + BSD.
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# 2. ARM backend: LLVM Software Grant by ARM.
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# 3. MD5 code: public-domain.
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# 4. Tests (not installed):
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# a. gtest: BSD.
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# b. YAML tests: MIT.
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LICENSE="UoI-NCSA rc BSD public-domain
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llvm_targets_ARM? ( LLVM-Grant )"
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SLOT="$(get_major_version)"
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KEYWORDS="~amd64 ~arm64 ~x86"
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IUSE="debug +doc gold libedit +libffi multitarget ncurses test
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elibc_musl kernel_Darwin ${ALL_LLVM_TARGETS[*]}"
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RDEPEND="
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sys-libs/zlib:0=
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gold? ( >=sys-devel/binutils-2.22:*[cxx] )
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libedit? ( dev-libs/libedit:0=[${MULTILIB_USEDEP}] )
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libffi? ( >=virtual/libffi-3.0.13-r1:0=[${MULTILIB_USEDEP}] )
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ncurses? ( >=sys-libs/ncurses-5.9-r3:0=[${MULTILIB_USEDEP}] )"
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# configparser-3.2 breaks the build (3.3 or none at all are fine)
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DEPEND="${RDEPEND}
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dev-lang/perl
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|| ( >=sys-devel/gcc-3.0 >=sys-devel/llvm-3.5
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( >=sys-freebsd/freebsd-lib-9.1-r10 sys-libs/libcxx )
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)
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|| ( >=sys-devel/binutils-2.18 >=sys-devel/binutils-apple-5.1 )
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kernel_Darwin? ( <sys-libs/libcxx-$(get_version_component_range 1-3).9999 )
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doc? ( dev-python/sphinx )
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gold? ( sys-libs/binutils-libs )
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libffi? ( virtual/pkgconfig )
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test? ( $(python_gen_any_dep "~dev-python/lit-${PV}[\${PYTHON_USEDEP}]") )
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!!<dev-python/configparser-3.3.0.2
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${PYTHON_DEPS}"
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# There are no file collisions between these versions but having :0
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# installed means llvm-config there will take precedence.
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RDEPEND="${RDEPEND}
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!sys-devel/llvm:0"
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PDEPEND="app-vim/llvm-vim
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gold? ( sys-devel/llvmgold )"
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REQUIRED_USE="${PYTHON_REQUIRED_USE}
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|| ( ${ALL_LLVM_TARGETS[*]} )
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multitarget? ( ${ALL_LLVM_TARGETS[*]} )"
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S=${WORKDIR}/${P/_/}.src
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# least intrusive of all
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CMAKE_BUILD_TYPE=RelWithDebInfo
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python_check_deps() {
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! use test \
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|| has_version "dev-python/lit[${PYTHON_USEDEP}]"
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}
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check_space() {
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# in megs
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# !debug !multitarget -O2 400
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# !debug multitarget -O2 550
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# debug multitarget -O2 5G
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local build_size=550
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if use debug; then
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ewarn "USE=debug is known to increase the size of package considerably"
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ewarn "and cause the tests to fail."
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ewarn
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(( build_size *= 14 ))
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elif is-flagq '-g?(gdb)?([1-9])'; then
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ewarn "The C++ compiler -g option is known to increase the size of the package"
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ewarn "considerably. If you run out of space, please consider removing it."
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ewarn
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(( build_size *= 10 ))
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fi
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# Multiply by number of ABIs :).
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local abis=( $(multilib_get_enabled_abis) )
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(( build_size *= ${#abis[@]} ))
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local CHECKREQS_DISK_BUILD=${build_size}M
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check-reqs_pkg_pretend
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}
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pkg_pretend() {
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check_space
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}
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pkg_setup() {
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check_space
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}
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src_prepare() {
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# Python is needed to run tests using lit
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python_setup
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# Fix llvm-config for shared linking and sane flags
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# https://bugs.gentoo.org/show_bug.cgi?id=565358
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eapply "${FILESDIR}"/9999/0007-llvm-config-Clean-up-exported-values-update-for-shar.patch
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# support building llvm against musl-libc
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use elibc_musl && eapply "${FILESDIR}"/9999/musl-fixes.patch
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# disable use of SDK on OSX, bug #568758
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sed -i -e 's/xcrun/false/' utils/lit/lit/util.py || die
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# User patches
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eapply_user
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}
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multilib_src_configure() {
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local ffi_cflags ffi_ldflags
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if use libffi; then
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ffi_cflags=$($(tc-getPKG_CONFIG) --cflags-only-I libffi)
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ffi_ldflags=$($(tc-getPKG_CONFIG) --libs-only-L libffi)
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fi
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local libdir=$(get_libdir)
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local mycmakeargs=(
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-DCMAKE_INSTALL_PREFIX="${EPREFIX}/usr/lib/llvm/${SLOT}"
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-DLLVM_LIBDIR_SUFFIX=${libdir#lib}
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-DBUILD_SHARED_LIBS=ON
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-DLLVM_TARGETS_TO_BUILD="${LLVM_TARGETS// /;}"
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-DLLVM_BUILD_TESTS=$(usex test)
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-DLLVM_ENABLE_FFI=$(usex libffi)
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-DLLVM_ENABLE_LIBEDIT=$(usex libedit)
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-DLLVM_ENABLE_TERMINFO=$(usex ncurses)
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-DLLVM_ENABLE_ASSERTIONS=$(usex debug)
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-DLLVM_ENABLE_EH=ON
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-DLLVM_ENABLE_RTTI=ON
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-DWITH_POLLY=OFF # TODO
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-DLLVM_HOST_TRIPLE="${CHOST}"
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-DFFI_INCLUDE_DIR="${ffi_cflags#-I}"
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-DFFI_LIBRARY_DIR="${ffi_ldflags#-L}"
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# disable OCaml bindings (now in dev-ml/llvm-ocaml)
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-DOCAMLFIND=NO
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)
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# Note: go bindings have no CMake rules at the moment
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# but let's kill the check in case they are introduced
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# if ! multilib_is_native_abi || ! use go; then
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mycmakeargs+=(
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-DGO_EXECUTABLE=GO_EXECUTABLE-NOTFOUND
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)
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# fi
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use test && mycmakeargs+=(
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-DLIT_COMMAND="${EPREFIX}/usr/bin/lit"
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)
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if multilib_is_native_abi; then
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mycmakeargs+=(
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-DLLVM_BUILD_DOCS=$(usex doc)
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-DLLVM_ENABLE_OCAMLDOC=OFF
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-DLLVM_ENABLE_SPHINX=$(usex doc)
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-DLLVM_ENABLE_DOXYGEN=OFF
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-DLLVM_INSTALL_UTILS=ON
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)
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use doc && mycmakeargs+=(
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-DLLVM_INSTALL_SPHINX_HTML_DIR="${EPREFIX}/usr/share/doc/${PF}/html"
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-DSPHINX_WARNINGS_AS_ERRORS=OFF
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)
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use gold && mycmakeargs+=(
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-DLLVM_BINUTILS_INCDIR="${EPREFIX}"/usr/include
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)
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fi
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if tc-is-cross-compiler; then
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[[ -x "/usr/bin/llvm-tblgen" ]] \
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|| die "/usr/bin/llvm-tblgen not found or usable"
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mycmakeargs+=(
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-DCMAKE_CROSSCOMPILING=ON
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-DLLVM_TABLEGEN=/usr/bin/llvm-tblgen
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)
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fi
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cmake-utils_src_configure
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}
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multilib_src_compile() {
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cmake-utils_src_compile
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pax-mark m "${BUILD_DIR}"/bin/llvm-rtdyld
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pax-mark m "${BUILD_DIR}"/bin/lli
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pax-mark m "${BUILD_DIR}"/bin/lli-child-target
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if use test; then
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pax-mark m "${BUILD_DIR}"/unittests/ExecutionEngine/Orc/OrcJITTests
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pax-mark m "${BUILD_DIR}"/unittests/ExecutionEngine/MCJIT/MCJITTests
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pax-mark m "${BUILD_DIR}"/unittests/Support/SupportTests
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fi
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}
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multilib_src_test() {
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# respect TMPDIR!
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local -x LIT_PRESERVES_TMP=1
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cmake-utils_src_make check
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}
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src_install() {
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local MULTILIB_CHOST_TOOLS=(
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/usr/lib/llvm/${SLOT}/bin/llvm-config
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)
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local MULTILIB_WRAPPED_HEADERS=(
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/usr/include/llvm/Config/llvm-config.h
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)
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local LLVM_LDPATHS=()
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multilib-minimal_src_install
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# move wrapped headers back
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mv "${ED%/}"/usr/include "${ED%/}"/usr/lib/llvm/${SLOT}/include || die
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}
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multilib_src_install() {
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cmake-utils_src_install
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# move headers to /usr/include for wrapping
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rm -rf "${ED%/}"/usr/include || die
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mv "${ED%/}"/usr/lib/llvm/${SLOT}/include "${ED%/}"/usr/include || die
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LLVM_LDPATHS+=( "${EPREFIX}/usr/lib/llvm/${SLOT}/$(get_libdir)" )
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}
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multilib_src_install_all() {
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local revord=$(( 9999 - ${SLOT} ))
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cat <<-_EOF_ > "${T}/10llvm-${revord}" || die
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PATH="${EPREFIX}/usr/lib/llvm/${SLOT}/bin"
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# we need to duplicate it in ROOTPATH for Portage to respect...
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ROOTPATH="${EPREFIX}/usr/lib/llvm/${SLOT}/bin"
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LDPATH="$( IFS=:; echo "${LLVM_LDPATHS[*]}" )"
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_EOF_
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doenvd "${T}/10llvm-${revord}"
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}
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