blob: d0a9ec099e5083a15d4367e0d205df73bf7e39b1 [file] [log] [blame]
# Copyright 1999-2019 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=6
: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
# (needed due to CMAKE_BUILD_TYPE != Gentoo)
CMAKE_MIN_VERSION=3.7.0-r1
PYTHON_COMPAT=( python2_7 )
inherit cmake-utils flag-o-matic multilib-minimal \
multiprocessing pax-utils python-any-r1 toolchain-funcs eapi7-ver
MY_P=${P}.src
DESCRIPTION="Low Level Virtual Machine"
HOMEPAGE="https://llvm.org/"
SRC_URI="https://github.com/llvm/llvm-project/releases/download/llvmorg-${PV}/${MY_P}.tar.xz
!doc? ( https://dev.gentoo.org/~mgorny/dist/llvm/${P}-manpages.tar.bz2 )"
# Keep in sync with CMakeLists.txt
ALL_LLVM_TARGETS=( AArch64 AMDGPU ARM BPF Hexagon Lanai Mips MSP430
NVPTX PowerPC Sparc SystemZ WebAssembly X86 XCore )
ALL_LLVM_TARGETS=( "${ALL_LLVM_TARGETS[@]/#/llvm_targets_}" )
# Additional licenses:
# 1. OpenBSD regex: Henry Spencer's license ('rc' in Gentoo) + BSD.
# 2. ARM backend: LLVM Software Grant by ARM.
# 3. MD5 code: public-domain.
# 4. Tests (not installed):
# a. gtest: BSD.
# b. YAML tests: MIT.
LICENSE="UoI-NCSA rc BSD public-domain
llvm_targets_ARM? ( LLVM-Grant )"
SLOT="$(ver_cut 1)"
KEYWORDS="*"
IUSE="debug doc exegesis gold libedit +libffi ncurses test tools xar xml
kernel_Darwin ${ALL_LLVM_TARGETS[*]}"
RESTRICT="!test? ( test )"
RDEPEND="
sys-libs/zlib:0=
exegesis? ( dev-libs/libpfm:= )
gold? (
|| (
>=sys-devel/binutils-2.31.1-r4:*[plugins]
<sys-devel/binutils-2.31.1-r4:*[cxx]
)
)
libedit? ( dev-libs/libedit:0=[${MULTILIB_USEDEP}] )
libffi? ( >=virtual/libffi-3.0.13-r1:0=[${MULTILIB_USEDEP}] )
ncurses? ( >=sys-libs/ncurses-5.9-r3:0=[${MULTILIB_USEDEP}] )
xar? ( app-arch/xar )
xml? ( dev-libs/libxml2:2=[${MULTILIB_USEDEP}] )"
# configparser-3.2 breaks the build (3.3 or none at all are fine)
DEPEND="${RDEPEND}
dev-lang/perl
|| ( >=sys-devel/gcc-3.0 >=sys-devel/llvm-3.5
( >=sys-freebsd/freebsd-lib-9.1-r10 sys-libs/libcxx )
)
kernel_Darwin? (
<sys-libs/libcxx-$(ver_cut 1-3).9999
>=sys-devel/binutils-apple-5.1
)
doc? ( $(python_gen_any_dep '
dev-python/recommonmark[${PYTHON_USEDEP}]
dev-python/sphinx[${PYTHON_USEDEP}]
') )
!doc? ( ${PYTHON_DEPS} )
gold? ( sys-libs/binutils-libs )
libffi? ( virtual/pkgconfig )
!!<dev-python/configparser-3.3.0.2
${PYTHON_DEPS}"
# Note: Gentoo supports multiple SLOTs of llvm, but we don't currently for the board.
# Force older versions to be removed first.
RDEPEND="${RDEPEND}
!<sys-devel/llvm-${SLOT}"
PDEPEND="sys-devel/llvm-common
gold? ( sys-devel/llvmgold )"
REQUIRED_USE="|| ( ${ALL_LLVM_TARGETS[*]} )"
S=${WORKDIR}/${MY_P}
HOST_DIR="${WORKDIR}/${PF}-${CBUILD}"
# least intrusive of all
CMAKE_BUILD_TYPE=RelWithDebInfo
python_check_deps() {
use doc || return 0
has_version "dev-python/recommonmark[${PYTHON_USEDEP}]" &&
has_version "dev-python/sphinx[${PYTHON_USEDEP}]"
}
src_prepare() {
# Fix llvm-config for shared linking and sane flags
# https://bugs.gentoo.org/show_bug.cgi?id=565358
eapply "${FILESDIR}"/9999/0007-llvm-config-Clean-up-exported-values-update-for-shar.patch
# Vulkan hang fix with AMDGPU, can be removed when upreving to >= 10.0
eapply "${FILESDIR}"/cherry/5f6fec2404c5135247ae9e4e515e8d9d3242f790.patch
# disable use of SDK on OSX, bug #568758
sed -i -e 's/xcrun/false/' utils/lit/lit/util.py || die
# User patches + QA
eapply_user
}
# Is LLVM being linked against libc++?
is_libcxx_linked() {
local code='#include <ciso646>
#if defined(_LIBCPP_VERSION)
HAVE_LIBCXX
#endif
'
local out=$($(tc-getCXX) ${CXXFLAGS} ${CPPFLAGS} -x c++ -E -P - <<<"${code}") || return 1
[[ ${out} == *HAVE_LIBCXX* ]]
}
build_host_tools() {
# Use host toolchain when building for the host.
local CC=clang
local CXX=clang++
local CFLAGS=''
local CXXFLAGS=''
local LDFLAGS=''
mkdir -p "${HOST_DIR}" || die
cd "${HOST_DIR}" || die
cmake "${@}" -G "Unix Makefiles" "${S}" || die
cd "${HOST_DIR}/utils/TableGen" || die
emake
cd "${HOST_DIR}/tools/llvm-config" || die
emake
}
multilib_src_configure() {
local ffi_cflags ffi_ldflags
if use libffi; then
ffi_cflags=$($(tc-getPKG_CONFIG) --cflags-only-I libffi)
ffi_ldflags=$($(tc-getPKG_CONFIG) --libs-only-L libffi)
fi
local libdir=$(get_libdir)
local mycmakeargs=(
# disable appending VCS revision to the version to improve
# direct cache hit ratio
-DLLVM_APPEND_VC_REV=OFF
-DCMAKE_INSTALL_PREFIX="${EPREFIX}/usr/lib/llvm"
-DLLVM_LIBDIR_SUFFIX=${libdir#lib}
-DLLVM_TARGETS_TO_BUILD="${LLVM_TARGETS// /;}"
-DLLVM_BUILD_TESTS=$(usex test)
-DLLVM_BUILD_TOOLS=$(usex tools)
-DLLVM_ENABLE_FFI=$(usex libffi)
-DLLVM_ENABLE_LIBEDIT=$(usex libedit)
-DLLVM_ENABLE_TERMINFO=$(usex ncurses)
-DLLVM_ENABLE_LIBXML2=$(usex xml)
-DLLVM_ENABLE_ASSERTIONS=$(usex debug)
-DLLVM_ENABLE_LIBPFM=$(usex exegesis)
-DLLVM_ENABLE_EH=ON
-DLLVM_ENABLE_RTTI=ON
-DWITH_POLLY=OFF # TODO
-DLLVM_HOST_TRIPLE="${CHOST}"
-DFFI_INCLUDE_DIR="${ffi_cflags#-I}"
-DFFI_LIBRARY_DIR="${ffi_ldflags#-L}"
# used only for llvm-objdump tool
-DHAVE_LIBXAR=$(multilib_native_usex xar 1 0)
# disable OCaml bindings (now in dev-ml/llvm-ocaml)
-DOCAMLFIND=NO
)
if is_libcxx_linked; then
# Smart hack: alter version suffix -> SOVERSION when linking
# against libc++. This way we won't end up mixing LLVM libc++
# libraries with libstdc++ clang, and the other way around.
mycmakeargs+=(
-DLLVM_VERSION_SUFFIX="libcxx"
)
fi
# Note: go bindings have no CMake rules at the moment
# but let's kill the check in case they are introduced
# if ! multilib_is_native_abi || ! use go; then
mycmakeargs+=(
-DGO_EXECUTABLE=GO_EXECUTABLE-NOTFOUND
)
# fi
use test && mycmakeargs+=(
-DLLVM_LIT_ARGS="-vv;-j;${LIT_JOBS:-$(makeopts_jobs "${MAKEOPTS}" "$(get_nproc)")}"
)
if multilib_is_native_abi; then
mycmakeargs+=(
-DLLVM_BUILD_DOCS=$(usex doc)
-DLLVM_ENABLE_OCAMLDOC=OFF
-DLLVM_ENABLE_SPHINX=$(usex doc)
-DLLVM_ENABLE_DOXYGEN=OFF
-DLLVM_INSTALL_UTILS=ON
)
use doc && mycmakeargs+=(
-DCMAKE_INSTALL_MANDIR="${EPREFIX}/usr/lib/llvm/share/man"
-DLLVM_INSTALL_SPHINX_HTML_DIR="${EPREFIX}/usr/share/doc/${PF}/html"
-DSPHINX_WARNINGS_AS_ERRORS=OFF
)
use gold && mycmakeargs+=(
-DLLVM_BINUTILS_INCDIR="${EPREFIX}"/usr/include
)
fi
if tc-is-cross-compiler; then
# Force LLVM_BUILD_TOOLS=ON to ensure build_host_tools builds
# llvm-config
build_host_tools "${mycmakeargs[@]}" -DLLVM_BUILD_TOOLS=ON
# die early if the build tools are not installed
[[ -x "${HOST_DIR}/bin/llvm-tblgen" ]] \
|| die "${HOST_DIR}/bin/llvm-tblgen not found or usable"
mycmakeargs+=(
-DCMAKE_CROSSCOMPILING=ON
-DLLVM_TABLEGEN="${HOST_DIR}/bin/llvm-tblgen"
)
fi
# workaround BMI bug in gcc-7 (fixed in 7.4)
# https://bugs.gentoo.org/649880
# apply only to x86, https://bugs.gentoo.org/650506
if tc-is-gcc && [[ ${MULTILIB_ABI_FLAG} == abi_x86* ]] &&
[[ $(gcc-major-version) -eq 7 && $(gcc-minor-version) -lt 4 ]]
then
local CFLAGS="${CFLAGS} -mno-bmi"
local CXXFLAGS="${CXXFLAGS} -mno-bmi"
fi
# LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844
use debug || local -x CPPFLAGS="${CPPFLAGS} -DNDEBUG"
cmake-utils_src_configure
}
multilib_src_compile() {
cmake-utils_src_compile
pax-mark m "${BUILD_DIR}"/bin/llvm-rtdyld
pax-mark m "${BUILD_DIR}"/bin/lli
pax-mark m "${BUILD_DIR}"/bin/lli-child-target
if use test; then
pax-mark m "${BUILD_DIR}"/unittests/ExecutionEngine/Orc/OrcJITTests
pax-mark m "${BUILD_DIR}"/unittests/ExecutionEngine/MCJIT/MCJITTests
pax-mark m "${BUILD_DIR}"/unittests/Support/SupportTests
fi
}
multilib_src_test() {
# respect TMPDIR!
local -x LIT_PRESERVES_TMP=1
cmake-utils_src_make check
}
src_install() {
local MULTILIB_CHOST_TOOLS=()
if use tools; then
MULTILIB_CHOST_TOOLS+=(
/usr/lib/llvm/bin/llvm-config
)
fi
local MULTILIB_WRAPPED_HEADERS=(
/usr/include/llvm/Config/llvm-config.h
)
local LLVM_LDPATHS=()
multilib-minimal_src_install
# move wrapped headers back
mv "${ED%/}"/usr/include "${ED%/}"/usr/lib/llvm/include || die
# llvm-config --includedir and --libdir print output based on where
# llvm-config itself is located. So to get an includedir of
# .../usr/lib/llvm/include, llvm-config needs to be in
# .../usr/lib/llvm/bin.
mv "${HOST_DIR}"/bin/llvm-config "${ED%/}"/usr/lib/llvm/bin/llvm-config-host || die
}
multilib_src_install() {
cmake-utils_src_install
# move headers to /usr/include for wrapping
rm -rf "${ED%/}"/usr/include || die
mv "${ED%/}"/usr/lib/llvm/include "${ED%/}"/usr/include || die
LLVM_LDPATHS+=( "${EPREFIX}/usr/lib/llvm/$(get_libdir)" )
}
multilib_src_install_all() {
local revord=$(( 9999 - ${SLOT} ))
newenvd - "10llvm-${revord}" <<-_EOF_
PATH="${EPREFIX}/usr/lib/llvm/bin"
# we need to duplicate it in ROOTPATH for Portage to respect...
ROOTPATH="${EPREFIX}/usr/lib/llvm/bin"
MANPATH="${EPREFIX}/usr/lib/llvm/share/man"
LDPATH="$( IFS=:; echo "${LLVM_LDPATHS[*]}" )"
_EOF_
# install pre-generated manpages
if ! use doc; then
# (doman does not support custom paths)
insinto "/usr/lib/llvm/share/man/man1"
doins "${WORKDIR}/${P}-manpages/llvm"/*.1
fi
docompress "/usr/lib/llvm/share/man"
}
pkg_postinst() {
elog "You can find additional opt-viewer utility scripts in:"
elog " ${EROOT}/usr/lib/llvm/share/opt-viewer"
elog "To use these scripts, you will need Python 2.7 along with the following"
elog "packages:"
elog " dev-python/pygments (for opt-viewer)"
elog " dev-python/pyyaml (for all of them)"
}