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# Copyright 1999-2017 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
EAPI=6
: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
# (needed due to CMAKE_BUILD_TYPE != Gentoo)
CMAKE_MIN_VERSION=3.7.0-r1
PYTHON_COMPAT=( python2_7 )
inherit cmake-utils eapi7-ver flag-o-matic git-r3 multilib-minimal \
pax-utils python-any-r1 toolchain-funcs
DESCRIPTION="Low Level Virtual Machine"
HOMEPAGE="https://llvm.org/"
SRC_URI=""
EGIT_REPO_URI="https://git.llvm.org/git/llvm.git
https://github.com/llvm-mirror/llvm.git"
EGIT_BRANCH="release_50"
# Keep in sync with CMakeLists.txt
ALL_LLVM_TARGETS=( AArch64 AMDGPU ARM BPF Hexagon Lanai Mips MSP430
NVPTX PowerPC Sparc SystemZ X86 XCore )
ALL_LLVM_TARGETS=( "${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 gold libedit +libffi ncurses test
kernel_Darwin ${ALL_LLVM_TARGETS[*]}"
RESTRICT="!test? ( test )"
RDEPEND="
sys-libs/zlib:0=
gold? ( >=sys-devel/binutils-2.22:*[cxx] )
libedit? ( dev-libs/libedit:0=[${MULTILIB_USEDEP}] )
libffi? ( >=virtual/libffi-3.0.13-r1:0=[${MULTILIB_USEDEP}] )
ncurses? ( >=sys-libs/ncurses-5.9-r3:0=[${MULTILIB_USEDEP}] )"
# configparser-3.2 breaks the build (3.3 or none at all are fine)
DEPEND="${RDEPEND}
dev-lang/perl
|| ( >=sys-devel/gcc-3.0 >=sys-devel/llvm-3.5
( >=sys-freebsd/freebsd-lib-9.1-r10 sys-libs/libcxx )
)
|| ( >=sys-devel/binutils-2.18 >=sys-devel/binutils-apple-5.1 )
kernel_Darwin? ( <sys-libs/libcxx-$(ver_cut 1-3).9999 )
doc? ( dev-python/sphinx )
gold? ( sys-libs/binutils-libs )
libffi? ( virtual/pkgconfig )
!!<dev-python/configparser-3.3.0.2
${PYTHON_DEPS}"
# There are no file collisions between these versions but having :0
# installed means llvm-config there will take precedence.
RDEPEND="${RDEPEND}
!sys-devel/llvm:0"
PDEPEND="sys-devel/llvm-common
gold? ( sys-devel/llvmgold )"
REQUIRED_USE="${PYTHON_REQUIRED_USE}
|| ( ${ALL_LLVM_TARGETS[*]} )"
# least intrusive of all
CMAKE_BUILD_TYPE=RelWithDebInfo
src_prepare() {
# Fix llvm-config for shared linking and sane flags
# https://bugs.gentoo.org/show_bug.cgi?id=565358
eapply "${FILESDIR}"/9999/0007-llvm-config-Clean-up-exported-values-update-for-shar.patch
# Backport the fix for dlclose() causing option parser mess
# e.g. https://bugs.gentoo.org/617154
eapply "${FILESDIR}"/5.0.1/0001-cmake-Pass-Wl-z-nodelete-on-Linux-to-prevent-unloadi.patch
# disable use of SDK on OSX, bug #568758
sed -i -e 's/xcrun/false/' utils/lit/lit/util.py || die
# User patches + QA
cmake-utils_src_prepare
}
multilib_src_configure() {
local ffi_cflags ffi_ldflags
if use libffi; then
ffi_cflags=$($(tc-getPKG_CONFIG) --cflags-only-I libffi)
ffi_ldflags=$($(tc-getPKG_CONFIG) --libs-only-L libffi)
fi
local libdir=$(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="${EPREFIX}/usr/lib/llvm/${SLOT}"
-DLLVM_LIBDIR_SUFFIX=${libdir#lib}
-DBUILD_SHARED_LIBS=ON
-DLLVM_TARGETS_TO_BUILD="${LLVM_TARGETS// /;}"
-DLLVM_BUILD_TESTS=$(usex test)
-DLLVM_ENABLE_FFI=$(usex libffi)
-DLLVM_ENABLE_LIBEDIT=$(usex libedit)
-DLLVM_ENABLE_TERMINFO=$(usex ncurses)
-DLLVM_ENABLE_ASSERTIONS=$(usex debug)
-DLLVM_ENABLE_EH=ON
-DLLVM_ENABLE_RTTI=ON
-DWITH_POLLY=OFF # TODO
-DLLVM_HOST_TRIPLE="${CHOST}"
-DFFI_INCLUDE_DIR="${ffi_cflags#-I}"
-DFFI_LIBRARY_DIR="${ffi_ldflags#-L}"
# disable OCaml bindings (now in dev-ml/llvm-ocaml)
-DOCAMLFIND=NO
)
# 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
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+=(
-DLLVM_INSTALL_SPHINX_HTML_DIR="${EPREFIX}/usr/share/doc/${PF}/html"
-DSPHINX_WARNINGS_AS_ERRORS=OFF
)
use gold && mycmakeargs+=(
-DLLVM_BINUTILS_INCDIR="${EPREFIX}"/usr/include
)
fi
if tc-is-cross-compiler; then
local tblgen="${EPREFIX}/usr/lib/llvm/${SLOT}/bin/llvm-tblgen"
[[ -x "${tblgen}" ]] \
|| die "${tblgen} not found or usable"
mycmakeargs+=(
-DCMAKE_CROSSCOMPILING=ON
-DLLVM_TABLEGEN="${tblgen}"
)
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 "${BUILD_DIR}"/unittests/Support/SupportTests
fi
}
multilib_src_test() {
# respect TMPDIR!
local -x LIT_PRESERVES_TMP=1
cmake-utils_src_make check
}
src_install() {
local MULTILIB_CHOST_TOOLS=(
/usr/lib/llvm/${SLOT}/bin/llvm-config
)
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/${SLOT}/include || die
}
multilib_src_install() {
cmake-utils_src_install
# move headers to /usr/include for wrapping
rm -rf "${ED%/}"/usr/include || die
mv "${ED%/}"/usr/lib/llvm/${SLOT}/include "${ED%/}"/usr/include || die
# install fuzzer libraries for clang (cmake rules were added in 6)
# https://bugs.gentoo.org/636840
into "/usr/lib/llvm/${SLOT}"
dolib.a "$(get_libdir)"/libLLVMFuzzer*.a
LLVM_LDPATHS+=( "${EPREFIX}/usr/lib/llvm/${SLOT}/$(get_libdir)" )
}
multilib_src_install_all() {
local revord=$(( 9999 - ${SLOT} ))
cat <<-_EOF_ > "${T}/10llvm-${revord}" || die
PATH="${EPREFIX}/usr/lib/llvm/${SLOT}/bin"
# we need to duplicate it in ROOTPATH for Portage to respect...
ROOTPATH="${EPREFIX}/usr/lib/llvm/${SLOT}/bin"
MANPATH="${EPREFIX}/usr/lib/llvm/${SLOT}/share/man"
LDPATH="$( IFS=:; echo "${LLVM_LDPATHS[*]}" )"
_EOF_
doenvd "${T}/10llvm-${revord}"
docompress "/usr/lib/llvm/${SLOT}/share/man"
}
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