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# Copyright 1999-2015 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$
EAPI=5
: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
PYTHON_COMPAT=( python2_7 pypy )
inherit check-reqs cmake-utils eutils flag-o-matic multilib \
multilib-minimal python-r1 toolchain-funcs pax-utils
DESCRIPTION="Low Level Virtual Machine"
HOMEPAGE="http://llvm.org/"
SRC_URI="http://llvm.org/releases/${PV}/${P}.src.tar.xz
clang? ( http://llvm.org/releases/${PV}/compiler-rt-${PV}.src.tar.xz
http://llvm.org/releases/${PV}/cfe-${PV}.src.tar.xz
http://llvm.org/releases/${PV}/clang-tools-extra-${PV}.src.tar.xz )
lldb? ( http://llvm.org/releases/${PV}/lldb-${PV}.src.tar.xz )
!doc? ( http://dev.gentoo.org/~voyageur/distfiles/${P}-manpages.tar.bz2 )"
LICENSE="UoI-NCSA"
SLOT="0/${PV}"
KEYWORDS="~amd64 ~arm ~arm64 ~ppc ~ppc64 ~sparc ~x86 ~amd64-fbsd ~x86-fbsd ~x64-freebsd ~amd64-linux ~arm-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos"
IUSE="clang debug doc gold libedit +libffi lldb multitarget ncurses ocaml
python +static-analyzer test xml video_cards_radeon kernel_Darwin"
COMMON_DEPEND="
sys-libs/zlib:0=
clang? (
python? ( ${PYTHON_DEPS} )
static-analyzer? (
dev-lang/perl:*
${PYTHON_DEPS}
)
xml? ( dev-libs/libxml2:2=[${MULTILIB_USEDEP}] )
)
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=[${MULTILIB_USEDEP}] )
ocaml? (
>=dev-lang/ocaml-4.00.0:0=
dev-ml/findlib
dev-ml/ocaml-ctypes
!!<=sys-devel/llvm-3.7.0-r1[ocaml] )"
# configparser-3.2 breaks the build (3.3 or none at all are fine)
DEPEND="${COMMON_DEPEND}
dev-lang/perl
>=sys-devel/make-3.81
>=sys-devel/flex-2.5.4
>=sys-devel/bison-1.875d
|| ( >=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 )
clang? ( xml? ( virtual/pkgconfig ) )
doc? ( dev-python/sphinx )
gold? ( sys-libs/binutils-libs )
libffi? ( virtual/pkgconfig )
lldb? ( dev-lang/swig )
!!<dev-python/configparser-3.3.0.2
ocaml? ( test? ( dev-ml/ounit ) )
${PYTHON_DEPS}"
RDEPEND="${COMMON_DEPEND}
clang? ( !<=sys-devel/clang-${PV}-r99 )
abi_x86_32? ( !<=app-emulation/emul-linux-x86-baselibs-20130224-r2
!app-emulation/emul-linux-x86-baselibs[-abi_x86_32(-)] )"
PDEPEND="clang? ( =sys-devel/clang-${PV}-r100 )"
# pypy gives me around 1700 unresolved tests due to open file limit
# being exceeded. probably GC does not close them fast enough.
REQUIRED_USE="${PYTHON_REQUIRED_USE}
lldb? ( clang )
test? ( || ( $(python_gen_useflags 'python*') ) )"
S=${WORKDIR}/${P/_}.src
pkg_pretend() {
# in megs
# !clang !debug !multitarget -O2 400
# !clang !debug multitarget -O2 550
# clang !debug !multitarget -O2 950
# clang !debug multitarget -O2 1200
# !clang debug multitarget -O2 5G
# clang !debug multitarget -O0 -g 12G
# clang debug multitarget -O2 16G
# clang debug multitarget -O0 -g 14G
local build_size=550
use clang && build_size=1200
if use debug; then
ewarn "USE=debug is known to increase the size of package considerably"
ewarn "and cause the tests to fail."
ewarn
(( build_size *= 14 ))
elif is-flagq '-g?(gdb)?([1-9])'; then
ewarn "The C++ compiler -g option is known to increase the size of the package"
ewarn "considerably. If you run out of space, please consider removing it."
ewarn
(( build_size *= 10 ))
fi
# Multiply by number of ABIs :).
local abis=( $(multilib_get_enabled_abis) )
(( build_size *= ${#abis[@]} ))
local CHECKREQS_DISK_BUILD=${build_size}M
check-reqs_pkg_pretend
if [[ ${MERGE_TYPE} != binary ]]; then
echo 'int main() {return 0;}' > "${T}"/test.cxx || die
ebegin "Trying to build a C++11 test program"
if ! $(tc-getCXX) -std=c++11 -o /dev/null "${T}"/test.cxx; then
eerror "LLVM-${PV} requires C++11-capable C++ compiler. Your current compiler"
eerror "does not seem to support -std=c++11 option. Please upgrade your compiler"
eerror "to gcc-4.7 or an equivalent version supporting C++11."
die "Currently active compiler does not support -std=c++11"
fi
eend ${?}
fi
}
pkg_setup() {
pkg_pretend
}
src_unpack() {
default
if use clang; then
mv "${WORKDIR}"/cfe-${PV/_}.src "${S}"/tools/clang \
|| die "clang source directory move failed"
mv "${WORKDIR}"/compiler-rt-${PV/_}.src "${S}"/projects/compiler-rt \
|| die "compiler-rt source directory move failed"
mv "${WORKDIR}"/clang-tools-extra-${PV/_}.src "${S}"/tools/clang/tools/extra \
|| die "clang-tools-extra source directory move failed"
fi
if use lldb; then
mv "${WORKDIR}"/lldb-${PV/_}.src "${S}"/tools/lldb \
|| die "lldb source directory move failed"
fi
}
src_prepare() {
# Make ocaml warnings non-fatal, bug #537308
sed -e "/RUN/s/-warn-error A//" -i test/Bindings/OCaml/*ml || die
# Fix libdir for ocaml bindings install, bug #559134
epatch "${FILESDIR}"/cmake/${P}-ocaml-multilib.patch
# Do not build/install ocaml docs with USE=-doc, bug #562008
epatch "${FILESDIR}"/cmake/${P}-ocaml-build_doc.patch
# Make it possible to override Sphinx HTML install dirs
# https://llvm.org/bugs/show_bug.cgi?id=23780
epatch "${FILESDIR}"/cmake/0002-cmake-Support-overriding-Sphinx-HTML-doc-install-dir.patch
# Prevent race conditions with parallel Sphinx runs
# https://llvm.org/bugs/show_bug.cgi?id=23781
epatch "${FILESDIR}"/cmake/0003-cmake-Add-an-ordering-dep-between-HTML-man-Sphinx-ta.patch
# Prevent installing libgtest
# https://llvm.org/bugs/show_bug.cgi?id=18341
epatch "${FILESDIR}"/cmake/0004-cmake-Do-not-install-libgtest.patch
if use clang; then
# Automatically select active system GCC's libraries, bugs #406163 and #417913
epatch "${FILESDIR}"/clang-3.5-gentoo-runtime-gcc-detection-v3.patch
epatch "${FILESDIR}"/clang-3.6-gentoo-install.patch
sed -i -e "s^@EPREFIX@^${EPREFIX}^" \
tools/clang/tools/scan-build/scan-build || die
# Install clang runtime into /usr/lib/clang
# https://llvm.org/bugs/show_bug.cgi?id=23792
epatch "${FILESDIR}"/cmake/clang-0001-Install-clang-runtime-into-usr-lib-without-suffix.patch
epatch "${FILESDIR}"/cmake/compiler-rt-0001-cmake-Install-compiler-rt-into-usr-lib-without-suffi.patch
# Do not force -march flags on arm platforms
# https://bugs.gentoo.org/show_bug.cgi?id=562706
epatch "${FILESDIR}"/cmake/${P}-compiler_rt_arm_march_flags.patch
# Make it possible to override CLANG_LIBDIR_SUFFIX
# (that is used only to find LLVMgold.so)
# https://llvm.org/bugs/show_bug.cgi?id=23793
epatch "${FILESDIR}"/cmake/clang-0002-cmake-Make-CLANG_LIBDIR_SUFFIX-overridable.patch
# Fix WX sections, bug #421527
find "${S}"/projects/compiler-rt/lib/builtins -type f -name \*.S -exec sed \
-e '$a\\n#if defined(__linux__) && defined(__ELF__)\n.section .note.GNU-stack,"",%progbits\n#endif' \
-i {} \; || die
fi
if use lldb; then
# Do not install dummy readline.so module from
# https://llvm.org/bugs/show_bug.cgi?id=18841
sed -e 's/add_subdirectory(readline)/#&/' \
-i tools/lldb/scripts/Python/modules/CMakeLists.txt || die
# Fix Python paths, bugs #562436 and #562438
epatch "${FILESDIR}"/${PN}-3.7-lldb_python.patch
sed -e "s/GENTOO_LIBDIR/$(get_libdir)/" \
-i tools/lldb/scripts/Python/finishSwigPythonLLDB.py || die
# Fix build with ncurses[tinfo], #560474
# http://llvm.org/viewvc/llvm-project?view=revision&revision=247842
epatch "${FILESDIR}"/cmake/${P}-lldb_tinfo.patch
fi
# User patches
epatch_user
python_setup
# Native libdir is used to hold LLVMgold.so
NATIVE_LIBDIR=$(get_libdir)
}
multilib_src_configure() {
local targets
if use multitarget; then
targets=all
else
targets='host;CppBackend'
use video_cards_radeon && targets+=';AMDGPU'
fi
local ffi_cflags ffi_ldflags
if use libffi; then
ffi_cflags=$(pkg-config --cflags-only-I libffi)
ffi_ldflags=$(pkg-config --libs-only-L libffi)
fi
local libdir=$(get_libdir)
local mycmakeargs=(
"${mycmakeargs[@]}"
-DLLVM_LIBDIR_SUFFIX=${libdir#lib}
-DBUILD_SHARED_LIBS=ON
-DLLVM_ENABLE_TIMESTAMPS=OFF
-DLLVM_TARGETS_TO_BUILD="${targets}"
-DLLVM_BUILD_TESTS=$(usex test)
-DLLVM_ENABLE_FFI=$(usex libffi)
-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="${ffi_ldflags#-L}"
-DHAVE_HISTEDIT_H=$(usex libedit)
)
if use lldb; then
mycmakeargs+=(
-DLLDB_DISABLE_LIBEDIT=$(usex !libedit)
-DLLDB_DISABLE_CURSES=$(usex !ncurses)
-DLLDB_ENABLE_TERMINFO=$(usex ncurses)
)
fi
if ! multilib_is_native_abi || ! use ocaml; then
mycmakeargs+=(
-DOCAMLFIND=NO
)
fi
# Note: go bindings have no CMake rules at the moment
# but let's kill the check in case they are introduced
# if ! multilib_is_native_abi || ! use go; then
mycmakeargs+=(
-DGO_EXECUTABLE=GO_EXECUTABLE-NOTFOUND
)
# fi
if multilib_is_native_abi; then
mycmakeargs+=(
-DLLVM_BUILD_DOCS=$(usex doc)
-DLLVM_ENABLE_SPHINX=$(usex doc)
-DLLVM_ENABLE_DOXYGEN=OFF
-DLLVM_INSTALL_HTML="${EPREFIX}/usr/share/doc/${PF}/html"
-DSPHINX_WARNINGS_AS_ERRORS=OFF
-DLLVM_INSTALL_UTILS=ON
)
if use clang; then
mycmakeargs+=(
-DCLANG_INSTALL_HTML="${EPREFIX}/usr/share/doc/${PF}/clang"
)
fi
if use gold; then
mycmakeargs+=(
-DLLVM_BINUTILS_INCDIR="${EPREFIX}"/usr/include
)
fi
if use lldb; then
mycmakeargs+=(
-DLLDB_DISABLE_PYTHON=$(usex !python)
)
fi
else
if use clang; then
mycmakeargs+=(
# disable compiler-rt on non-native ABI because:
# 1. it fails to configure because of -m32
# 2. it is shared between ABIs so no point building
# it multiple times
-DLLVM_EXTERNAL_COMPILER_RT_BUILD=OFF
-DLLVM_EXTERNAL_CLANG_TOOLS_EXTRA_BUILD=OFF
)
fi
if use lldb; then
mycmakeargs+=(
# only run swig on native abi
-DLLDB_DISABLE_PYTHON=ON
)
fi
fi
if use clang; then
mycmakeargs+=(
-DCLANG_ENABLE_ARCMT=$(usex static-analyzer)
-DCLANG_ENABLE_STATIC_ANALYZER=$(usex static-analyzer)
-DCLANG_LIBDIR_SUFFIX="${NATIVE_LIBDIR#lib}"
)
# -- not needed when compiler-rt is built with host compiler --
# cmake passes host C*FLAGS to compiler-rt build
# which is performed using clang, so we need to filter out
# some flags clang does not support
# (if you know some more flags that don't work, let us know)
#filter-flags -msahf -frecord-gcc-switches
fi
cmake-utils_src_configure
}
multilib_src_compile() {
cmake-utils_src_compile
# TODO: not sure why this target is not correctly called
multilib_is_native_abi && use doc && use ocaml && cmake-utils_src_make docs/ocaml_doc
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
local test_targets=( check )
# clang tests won't work on non-native ABI because we skip compiler-rt
multilib_is_native_abi && use clang && test_targets+=( check-clang )
cmake-utils_src_make "${test_targets[@]}"
}
src_install() {
local MULTILIB_CHOST_TOOLS=(
/usr/bin/llvm-config
)
local MULTILIB_WRAPPED_HEADERS=(
/usr/include/llvm/Config/config.h
/usr/include/llvm/Config/llvm-config.h
)
if use clang; then
# note: magic applied in multilib_src_install()!
CLANG_VERSION=${PV%.*}
MULTILIB_CHOST_TOOLS+=(
/usr/bin/clang
/usr/bin/clang++
/usr/bin/clang-cl
/usr/bin/clang-${CLANG_VERSION}
/usr/bin/clang++-${CLANG_VERSION}
/usr/bin/clang-cl-${CLANG_VERSION}
)
MULTILIB_WRAPPED_HEADERS+=(
/usr/include/clang/Config/config.h
)
fi
multilib-minimal_src_install
}
multilib_src_install() {
cmake-utils_src_install
if multilib_is_native_abi; then
# Install man pages.
use doc || doman "${WORKDIR}"/${P}-manpages/*.1
# Symlink the gold plugin.
if use gold; then
dodir "/usr/${CHOST}/binutils-bin/lib/bfd-plugins"
dosym "../../../../$(get_libdir)/LLVMgold.so" \
"/usr/${CHOST}/binutils-bin/lib/bfd-plugins/LLVMgold.so"
fi
fi
# apply CHOST and CLANG_VERSION to clang executables
# they're statically linked so we don't have to worry about the lib
if use clang; then
local clang_tools=( clang clang++ clang-cl )
local i
# cmake gives us:
# - clang-X.Y
# - clang -> clang-X.Y
# - clang++, clang-cl -> clang
# we want to have:
# - clang-X.Y
# - clang++-X.Y, clang-cl-X.Y -> clang-X.Y
# - clang, clang++, clang-cl -> clang*-X.Y
# so we need to fix the two tools
for i in "${clang_tools[@]:1}"; do
rm "${ED%/}/usr/bin/${i}" || die
dosym "clang-${CLANG_VERSION}" "/usr/bin/${i}-${CLANG_VERSION}"
dosym "${i}-${CLANG_VERSION}" "/usr/bin/${i}"
done
# now prepend ${CHOST} and let the multilib-build.eclass symlink it
if ! multilib_is_native_abi; then
# non-native? let's replace it with a simple wrapper
for i in "${clang_tools[@]}"; do
rm "${ED%/}/usr/bin/${i}-${CLANG_VERSION}" || die
cat > "${T}"/wrapper.tmp <<-_EOF_
#!${EPREFIX}/bin/sh
exec "${i}-${CLANG_VERSION}" $(get_abi_CFLAGS) "\${@}"
_EOF_
newbin "${T}"/wrapper.tmp "${i}-${CLANG_VERSION}"
done
fi
fi
}
multilib_src_install_all() {
insinto /usr/share/vim/vimfiles
doins -r utils/vim/*/
# some users may find it useful
dodoc utils/vim/vimrc
if use clang; then
pushd tools/clang >/dev/null || die
if use static-analyzer ; then
pushd tools/scan-build >/dev/null || die
dobin ccc-analyzer scan-build
dosym ccc-analyzer /usr/bin/c++-analyzer
doman scan-build.1
insinto /usr/share/llvm
doins scanview.css sorttable.js
popd >/dev/null || die
fi
python_inst() {
if use static-analyzer ; then
pushd tools/scan-view >/dev/null || die
python_doscript scan-view
touch __init__.py || die
python_moduleinto clang
python_domodule *.py Resources
popd >/dev/null || die
fi
if use python ; then
pushd bindings/python/clang >/dev/null || die
python_moduleinto clang
python_domodule *.py
popd >/dev/null || die
fi
# AddressSanitizer symbolizer (currently separate)
python_doscript "${S}"/projects/compiler-rt/lib/asan/scripts/asan_symbolize.py
}
python_foreach_impl python_inst
popd >/dev/null || die
fi
}
pkg_postinst() {
if use clang; then
elog "To enable OpenMP support in clang, install sys-libs/libomp"
elog "and use the '-fopenmp=libomp' command line option"
fi
}