diff options
Diffstat (limited to 'sys-libs/compiler-rt/compiler-rt-19.0.0.9999.ebuild')
| -rw-r--r-- | sys-libs/compiler-rt/compiler-rt-19.0.0.9999.ebuild | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/sys-libs/compiler-rt/compiler-rt-19.0.0.9999.ebuild b/sys-libs/compiler-rt/compiler-rt-19.0.0.9999.ebuild new file mode 100644 index 000000000000..364ccbcca438 --- /dev/null +++ b/sys-libs/compiler-rt/compiler-rt-19.0.0.9999.ebuild @@ -0,0 +1,175 @@ +# Copyright 1999-2024 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +EAPI=8 + +PYTHON_COMPAT=( python3_{10..12} ) +inherit cmake crossdev flag-o-matic llvm llvm.org python-any-r1 toolchain-funcs + +DESCRIPTION="Compiler runtime library for clang (built-in part)" +HOMEPAGE="https://llvm.org/" + +LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )" +SLOT="${LLVM_MAJOR}" +IUSE="+abi_x86_32 abi_x86_64 +clang +debug test" +RESTRICT="!test? ( test ) !clang? ( test )" + +DEPEND=" + sys-devel/llvm:${LLVM_MAJOR} +" +BDEPEND=" + clang? ( sys-devel/clang ) + test? ( + $(python_gen_any_dep ">=dev-python/lit-15[\${PYTHON_USEDEP}]") + =sys-devel/clang-${LLVM_VERSION}*:${LLVM_MAJOR} + ) + !test? ( + ${PYTHON_DEPS} + ) +" + +LLVM_COMPONENTS=( compiler-rt cmake llvm/cmake ) +llvm.org_set_globals + +python_check_deps() { + use test || return 0 + python_has_version ">=dev-python/lit-15[${PYTHON_USEDEP}]" +} + +pkg_pretend() { + if ! use clang && ! tc-is-clang; then + ewarn "Building using a compiler other than clang may result in broken atomics" + ewarn "library. Enable USE=clang unless you have a very good reason not to." + fi +} + +pkg_setup() { + # Darwin Prefix builds do not have llvm installed yet, so rely on + # bootstrap-prefix to set the appropriate path vars to LLVM instead + # of using llvm_pkg_setup. + if [[ ${CHOST} != *-darwin* ]] || has_version sys-devel/llvm; then + LLVM_MAX_SLOT=${LLVM_MAJOR} llvm_pkg_setup + fi + + if target_is_not_host || tc-is-cross-compiler ; then + # strips vars like CFLAGS="-march=x86_64-v3" for non-x86 architectures + CHOST=${CTARGET} strip-unsupported-flags + # overrides host docs otherwise + DOCS=() + fi + python-any-r1_pkg_setup +} + +test_compiler() { + target_is_not_host && return + $(tc-getCC) ${CFLAGS} ${LDFLAGS} "${@}" -o /dev/null -x c - \ + <<<'int main() { return 0; }' &>/dev/null +} + +src_configure() { + # LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844 + use debug || local -x CPPFLAGS="${CPPFLAGS} -DNDEBUG" + + # pre-set since we need to pass it to cmake + BUILD_DIR=${WORKDIR}/${P}_build + + if use clang && ! is_crosspkg; then + # Only do this conditionally to allow overriding with + # e.g. CC=clang-13 in case of breakage + if ! tc-is-clang ; then + local -x CC=${CHOST}-clang + local -x CXX=${CHOST}-clang++ + fi + + strip-unsupported-flags + fi + + if ! is_crosspkg && ! test_compiler ; then + local nolib_flags=( -nodefaultlibs -lc ) + + if test_compiler "${nolib_flags[@]}"; then + local -x LDFLAGS="${LDFLAGS} ${nolib_flags[*]}" + ewarn "${CC} seems to lack runtime, trying with ${nolib_flags[*]}" + elif test_compiler "${nolib_flags[@]}" -nostartfiles; then + # Avoiding -nostartfiles earlier on for bug #862540, + # and set available entry symbol for bug #862798. + nolib_flags+=( -nostartfiles -emain ) + + local -x LDFLAGS="${LDFLAGS} ${nolib_flags[*]}" + ewarn "${CC} seems to lack runtime, trying with ${nolib_flags[*]}" + fi + fi + + local mycmakeargs=( + -DCOMPILER_RT_INSTALL_PATH="${EPREFIX}/usr/lib/clang/${LLVM_MAJOR}" + + -DCOMPILER_RT_INCLUDE_TESTS=$(usex test) + -DCOMPILER_RT_BUILD_LIBFUZZER=OFF + -DCOMPILER_RT_BUILD_MEMPROF=OFF + -DCOMPILER_RT_BUILD_ORC=OFF + -DCOMPILER_RT_BUILD_PROFILE=OFF + -DCOMPILER_RT_BUILD_SANITIZERS=OFF + -DCOMPILER_RT_BUILD_XRAY=OFF + + -DPython3_EXECUTABLE="${PYTHON}" + ) + + if use amd64 && ! target_is_not_host; then + mycmakeargs+=( + -DCAN_TARGET_i386=$(usex abi_x86_32) + -DCAN_TARGET_x86_64=$(usex abi_x86_64) + ) + fi + + if is_crosspkg; then + # Needed to target built libc headers + export CFLAGS="${CFLAGS} -isystem /usr/${CTARGET}/usr/include" + mycmakeargs+=( + # Without this, the compiler will compile a test program + # and fail due to no builtins. + -DCMAKE_C_COMPILER_WORKS=1 + -DCMAKE_CXX_COMPILER_WORKS=1 + + # Without this, compiler-rt install location is not unique + # to target triples, only to architecture. + # Needed if you want to target multiple libcs for one arch. + -DLLVM_ENABLE_PER_TARGET_RUNTIME_DIR=ON + + -DCMAKE_ASM_COMPILER_TARGET="${CTARGET}" + -DCMAKE_C_COMPILER_TARGET="${CTARGET}" + -DCOMPILER_RT_DEFAULT_TARGET_ONLY=ON + ) + fi + + if use prefix && [[ "${CHOST}" == *-darwin* ]] ; then + mycmakeargs+=( + # setting -isysroot is disabled with compiler-rt-prefix-paths.patch + # this allows adding arm64 support using SDK in EPREFIX + -DDARWIN_macosx_CACHED_SYSROOT="${EPREFIX}/MacOSX.sdk" + # Set version based on the SDK in EPREFIX. + # This disables i386 for SDK >= 10.15 + -DDARWIN_macosx_OVERRIDE_SDK_VERSION="$(realpath ${EPREFIX}/MacOSX.sdk | sed -e 's/.*MacOSX\(.*\)\.sdk/\1/')" + # Use our libtool instead of looking it up with xcrun + -DCMAKE_LIBTOOL="${EPREFIX}/usr/bin/${CHOST}-libtool" + ) + fi + + if use test; then + mycmakeargs+=( + -DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit" + -DLLVM_LIT_ARGS="$(get_lit_flags)" + + -DCOMPILER_RT_TEST_COMPILER="${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}/bin/clang" + -DCOMPILER_RT_TEST_CXX_COMPILER="${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}/bin/clang++" + ) + fi + + cmake_src_configure +} + +src_test() { + # respect TMPDIR! + local -x LIT_PRESERVES_TMP=1 + + cmake_build check-builtins +} |