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-rw-r--r--eclass/toolchain.eclass114
1 files changed, 60 insertions, 54 deletions
diff --git a/eclass/toolchain.eclass b/eclass/toolchain.eclass
index 88d5c23061e3..92e48b66979f 100644
--- a/eclass/toolchain.eclass
+++ b/eclass/toolchain.eclass
@@ -206,6 +206,12 @@ GCCMICRO=$(ver_cut 3 ${GCC_PV})
# @DESCRIPTION:
# Controls whether fixincludes should be used.
: "${GCC_RUN_FIXINCLUDES:=0}"
+# @ECLASS_VARIABLE: GCC_BUILD_PLUGINS
+# @INTERNAL
+# @DESCRIPTION:
+# Controls whether plugins and libcody's c++-module-mapper are built.
+# Only used for avoiding collisions in some special cross cases.
+: "${GCC_BUILD_PLUGINS:=1}"
tc_use_major_version_only() {
local use_major_version_only=0
@@ -272,17 +278,17 @@ tc_version_is_at_least 8 || die "${ECLASS}: ${GCC_RELEASE_VER} is too old."
PREFIX=${TOOLCHAIN_PREFIX:-${EPREFIX}/usr}
-LIBPATH=${TOOLCHAIN_LIBPATH:-${PREFIX}/lib/gcc/${CTARGET}/${GCC_CONFIG_VER}}
+LIBPATH=${TOOLCHAIN_LIBPATH:-${PREFIX}/lib/gcc/${CTARGET#accel-}/${GCC_CONFIG_VER}}
INCLUDEPATH=${TOOLCHAIN_INCLUDEPATH:-${LIBPATH}/include}
if is_crosscompile ; then
- BINPATH=${TOOLCHAIN_BINPATH:-${PREFIX}/${CHOST}/${CTARGET}/gcc-bin/${GCC_CONFIG_VER}}
+ BINPATH=${TOOLCHAIN_BINPATH:-${PREFIX}/${CHOST}/${CTARGET#accel-}/gcc-bin/${GCC_CONFIG_VER}}
HOSTLIBPATH=${PREFIX}/${CHOST}/${CTARGET}/lib/${GCC_CONFIG_VER}
else
- BINPATH=${TOOLCHAIN_BINPATH:-${PREFIX}/${CTARGET}/gcc-bin/${GCC_CONFIG_VER}}
+ BINPATH=${TOOLCHAIN_BINPATH:-${PREFIX}/${CTARGET#accel-}/gcc-bin/${GCC_CONFIG_VER}}
fi
-DATAPATH=${TOOLCHAIN_DATAPATH:-${PREFIX}/share/gcc-data/${CTARGET}/${GCC_CONFIG_VER}}
+DATAPATH=${TOOLCHAIN_DATAPATH:-${PREFIX}/share/gcc-data/${CTARGET#accel-}/${GCC_CONFIG_VER}}
# Don't install in /usr/include/g++-v3/, but instead to gcc's internal directory.
# We will handle /usr/include/g++-v3/ with gcc-config ...
@@ -658,7 +664,7 @@ toolchain_fetch_git_patches() {
mkdir "${WORKDIR}"/patch || die
mv "${WORKDIR}"/patch.tmp/${PATCH_GCC_VER}/gentoo/* "${WORKDIR}"/patch || die
- if [[ -z ${MUSL_VER} || -d "${WORKDIR}"/musl ]] && [[ ${CTARGET} == *musl* ]] ; then
+ if [[ -z ${MUSL_VER} || -d "${WORKDIR}"/musl ]] && [[ ${CTARGET#accel-} == *musl* ]] ; then
mkdir "${WORKDIR}"/musl || die
mv "${WORKDIR}"/patch.tmp/${PATCH_GCC_VER}/musl/* "${WORKDIR}"/musl || die
fi
@@ -759,7 +765,7 @@ do_gcc_gentoo_patches() {
BRANDING_GCC_PKGVERSION="${BRANDING_GCC_PKGVERSION} p${PATCH_VER}"
fi
- if [[ -n ${MUSL_VER} || -d "${WORKDIR}"/musl ]] && [[ ${CTARGET} == *musl* ]] ; then
+ if [[ -n ${MUSL_VER} || -d "${WORKDIR}"/musl ]] && [[ ${CTARGET#accel-} == *musl* ]] ; then
if [[ ${CATEGORY} == cross-* ]] ; then
# We don't want to apply some patches when cross-compiling.
if [[ -d "${WORKDIR}"/musl/nocross ]] ; then
@@ -780,7 +786,7 @@ do_gcc_gentoo_patches() {
# THIS IS A TEMPORARY SOLUTION AND SHOULD BE REPLACED BY A PROPER FIX.
# Adding it so we can already build stages for further testing. -dilfridge
#
- if [[ ${CTARGET} == m68*-aligned-* ]]; then
+ if [[ ${CTARGET#accel-} == m68*-aligned-* ]]; then
einfo "Hard-wiring m68k -malign-int switch into gcc"
echo '#define DRIVER_SELF_SPECS "-malign-int"' >> "${S}/gcc/config/m68k/m68k.h" || die
fi
@@ -815,7 +821,7 @@ tc_enable_hardened_gcc() {
hardened_gcc_flags+=" -DDEF_GENTOO_ZNOW"
fi
- if _tc_use_if_iuse cet && [[ -z ${CLANG_DISABLE_CET_HACK} && ${CTARGET} == *x86_64*-linux-gnu* ]] ; then
+ if _tc_use_if_iuse cet && [[ -z ${CLANG_DISABLE_CET_HACK} && ${CTARGET#accel-} == *x86_64*-linux-gnu* ]] ; then
einfo "Updating gcc to use x86-64 control flow protection by default ..."
hardened_gcc_flags+=" -DEXTRA_OPTIONS_CF"
fi
@@ -871,7 +877,7 @@ setup_multilib_osdirnames() {
local libdirs="../lib64 ../lib32"
# This only makes sense for some Linux targets
- case ${CTARGET} in
+ case ${CTARGET#accel-} in
x86_64*-linux*) config="i386" ;;
powerpc64*-linux*) config="rs6000" ;;
sparc64*-linux*) config="sparc" ;;
@@ -1156,7 +1162,7 @@ toolchain_setup_ada() {
export CC="$(tc-getCC) -specs=${T}/ada.spec"
- if ver_test ${PV} -lt 13 && [[ ${CTARGET} == hppa* ]] ; then
+ if ver_test ${PV} -lt 13 && [[ ${CTARGET#accel-} == hppa* ]] ; then
# For HPPA, the ada-bootstrap binaries seem to default
# to -fstack-protector still (maybe because of cross-building)
# so we need to override it for <13 (which ignores -fstack-protector)
@@ -1246,7 +1252,7 @@ toolchain_src_configure() {
# "GCC has code to correctly determine the correct value for target
# for nearly all native systems. Therefore, we highly recommend you
# not provide a configure target when configuring a native compiler."
- confgcc+=( --target=${CTARGET} )
+ confgcc+=( --target=${CTARGET#accel-} )
fi
[[ -n ${CBUILD} ]] && confgcc+=( --build=${CBUILD} )
@@ -1401,7 +1407,7 @@ toolchain_src_configure() {
fi
fi
- if tc_version_is_at_least 12 && _tc_use_if_iuse cet && [[ -z ${CLANG_DISABLE_CET_HACK} && ${CTARGET} == x86_64-*-gnu* ]] ; then
+ if tc_version_is_at_least 12 && _tc_use_if_iuse cet && [[ -z ${CLANG_DISABLE_CET_HACK} && ${CTARGET#accel-} == x86_64-*-gnu* ]] ; then
BUILD_CONFIG_TARGETS+=( bootstrap-cet )
fi
@@ -1464,32 +1470,30 @@ toolchain_src_configure() {
avr)
confgcc+=( --enable-shared --disable-threads )
;;
- nvptx*)
+ accel-nvptx*)
needed_libc=newlib
+ # --enable-as-accelerator-for= disables installing
+ # nvtpx-none-cc etc, so we have to split into two
+ # targets: nvptx-none and accel-nvptx-none.
confgcc+=(
# "LTO is not supported for this target"
--disable-lto
+ --enable-as-accelerator-for=${CHOST}
+ --disable-sjlj-exceptions
)
+ ;;
+ nvptx*)
+ needed_libc=newlib
+ confgcc+=(
+ # "LTO is not supported for this target"
+ --disable-lto
- # --enable-as-accelerator-for= seems to disable
- # installing nvtpx-none-cc etc, so we have to
- # avoid passing that for the stage1-build that
- # crossdev does. If we pass it unconditionally,
- # we can't build newlib after building stage1 gcc.
- if has_version ${CATEGORY}/${PN} ; then
- confgcc+=(
- # It's unlikely that anyone will want
- # to build nvptx-none as a pure standalone
- # toolchain (which will be single-threaded, etc).
- #
- # If someone really wants it, we can see about
- # adding a USE=offload or similar based on CTARGET
- # for cross targets. But for now, we always assume
- # we're being built as an offloading compiler (accelerator).
- --enable-as-accelerator-for=${CHOST}
- --disable-sjlj-exceptions
- )
- fi
+ # Avoid colliding with accel-nvptx with libcc1* plugins
+ --disable-plugin
+ # ... and g++-mapper-server
+ --disable-c++-tools
+ )
+ GCC_BUILD_PLUGINS=0
;;
esac
@@ -1500,7 +1504,7 @@ toolchain_src_configure() {
# requires libc
confgcc_no_libc+=( --disable-libatomic )
- if ! has_version ${CATEGORY}/${needed_libc} ; then
+ if ! has_version ${CATEGORY#accel-}/${needed_libc} ; then
confgcc+=(
"${confgcc_no_libc[@]}"
--disable-threads
@@ -1515,13 +1519,13 @@ toolchain_src_configure() {
# The option appeared in gcc-4.2.
confgcc+=( --with-long-double-128 )
fi
- elif has_version "${CATEGORY}/${needed_libc}[headers-only(-)]" ; then
+ elif has_version "${CATEGORY#accel-}/${needed_libc}[headers-only(-)]" ; then
confgcc+=(
"${confgcc_no_libc[@]}"
- --with-sysroot="${PREFIX}"/${CTARGET}
+ --with-sysroot="${PREFIX}"/${CTARGET#accel-}
)
else
- confgcc+=( --with-sysroot="${PREFIX}"/${CTARGET} )
+ confgcc+=( --with-sysroot="${PREFIX}"/${CTARGET#accel-} )
fi
fi
@@ -1565,7 +1569,7 @@ toolchain_src_configure() {
# __cxa_atexit is "essential for fully standards-compliant handling of
# destructors", but apparently requires glibc.
- case ${CTARGET} in
+ case ${CTARGET#accel-} in
nvptx*|*-elf|*-eabi)
confgcc+=( --with-newlib )
;;
@@ -1725,7 +1729,7 @@ toolchain_src_configure() {
# Linux specifically here for bug #946397.
# TODO: amdgcn-amdhsa?
- [[ ${CTARGET} == x86_64*-*-linux-* ]] && confgcc+=(
+ [[ ${CTARGET#accel-} == x86_64*-*-linux-* ]] && confgcc+=(
--enable-offload-defaulted
--enable-offload-targets=nvptx-none
)
@@ -1738,7 +1742,7 @@ toolchain_src_configure() {
# build without a C library, and you can't build that w/o
# already having a compiler...
if ! is_crosscompile || \
- $(unset CC; unset CPP; tc-getCPP ${CTARGET}) -E - <<<"#include <pthread.h>" >& /dev/null
+ $(unset CC; unset CPP; tc-getCPP ${CTARGET#accel-}) -E - <<<"#include <pthread.h>" >& /dev/null
then
confgcc+=( $(use_enable openmp libgomp) )
else
@@ -1757,7 +1761,7 @@ toolchain_src_configure() {
# On some targets USE="ssp -libssp" is an invalid
# configuration as the target libc does not provide
# stack_chk_* functions. Do not disable libssp there.
- case ${CTARGET} in
+ case ${CTARGET#accel-} in
mingw*|*-mingw*)
ewarn "Not disabling libssp"
;;
@@ -1777,8 +1781,8 @@ toolchain_src_configure() {
if in_iuse cet ; then
# Usage: triple_arch triple_env cet_name
enable_cet_for() {
- if [[ ${CTARGET} == ${1}-* ]] ; then
- if use cet && [[ ${CTARGET} == *-${2}* ]]; then
+ if [[ ${CTARGET#accel-} == ${1}-* ]] ; then
+ if use cet && [[ ${CTARGET#accel-} == *-${2}* ]]; then
confgcc+=( --enable-${3} )
else
confgcc+=( --disable-${3} )
@@ -1788,7 +1792,7 @@ toolchain_src_configure() {
enable_cet_for 'x86_64' 'gnu' 'cet'
enable_cet_for 'aarch64' 'gnu' 'standard-branch-protection'
- [[ -n ${CLANG_DISABLE_CET_HACK} || ${CTARGET} == i[34567]86-* ]] && confgcc+=( --disable-cet )
+ [[ -n ${CLANG_DISABLE_CET_HACK} || ${CTARGET#accel-} == i[34567]86-* ]] && confgcc+=( --disable-cet )
fi
if in_iuse systemtap ; then
@@ -1801,7 +1805,7 @@ toolchain_src_configure() {
# We patch this in w/ PR66487-object-lifetime-instrumentation-for-Valgrind.patch,
# so it may not always be available.
if grep -q -- '--enable-valgrind-interop' "${S}"/libgcc/configure.ac ; then
- if ! is_crosscompile || $(unset CC; unset CPP; tc-getCPP ${CTARGET}) -E - <<<"#include <valgrind/memcheck.h>" >& /dev/null ; then
+ if ! is_crosscompile || $(unset CC; unset CPP; tc-getCPP ${CTARGET#accel-}) -E - <<<"#include <valgrind/memcheck.h>" >& /dev/null ; then
confgcc+=( $(use_enable valgrind valgrind-interop) )
else
confgcc+=( --disable-valgrind-interop )
@@ -1867,7 +1871,7 @@ toolchain_src_configure() {
GCC_RUN_FIXINCLUDES=1
fi
- case ${CBUILD}-${CHOST}-${CTARGET} in
+ case ${CBUILD}-${CHOST}-${CTARGET#accel-} in
*-w*-mingw*)
# config/i386/t-cygming requires fixincludes (bug #925204)
GCC_RUN_FIXINCLUDES=1
@@ -1890,7 +1894,7 @@ toolchain_src_configure() {
fi
fi
- if [[ ${CTARGET} != *-darwin* ]] && tc_version_is_at_least 14.1 ; then
+ if [[ ${CTARGET#accel-} != *-darwin* ]] && tc_version_is_at_least 14.1 ; then
# This allows passing -stdlib=libc++ at runtime.
confgcc+=( --with-gxx-libcxx-include-dir="${ESYSROOT}"/usr/include/c++/v1 )
fi
@@ -2210,7 +2214,7 @@ gcc-multilib-configure() {
done
if [[ -n ${list} ]] ; then
- case ${CTARGET} in
+ case ${CTARGET#accel-} in
x86_64*)
confgcc+=( --with-multilib-list=${list:1} )
;;
@@ -2221,7 +2225,7 @@ gcc-multilib-configure() {
gcc-abi-map() {
# Convert the ABI name we use in Gentoo to what gcc uses
local map=()
- case ${CTARGET} in
+ case ${CTARGET#accel-} in
mips*)
map=("o32 32" "n32 n32" "n64 64")
;;
@@ -2377,7 +2381,7 @@ gcc_do_make() {
emake "${emakeargs[@]}" ${GCC_MAKE_TARGET}
if ! is_crosscompile && _tc_use_if_iuse cxx && tc_has_feature doc && _tc_use_if_iuse doc ; then
- cd "${CTARGET}"/libstdc++-v3/doc || die
+ cd "${CTARGET#accel-}"/libstdc++-v3/doc || die
emake doc-man-doxygen
# Clean bogus manpages. bug #113902
@@ -2670,7 +2674,7 @@ toolchain_src_install() {
rm -rf "${ED}"/usr/share/{man,info}
rm -rf "${D}"${DATAPATH}/{man,info}
else
- local cxx_mandir=$(find "${WORKDIR}/build/${CTARGET}/libstdc++-v3" -name man || die)
+ local cxx_mandir=$(find "${WORKDIR}/build/${CTARGET#accel-}/libstdc++-v3" -name man || die)
if [[ -d ${cxx_mandir} ]] ; then
cp -r "${cxx_mandir}"/man? "${D}${DATAPATH}"/man/ || die
fi
@@ -2775,7 +2779,9 @@ gcc_movelibs() {
dodir "${HOSTLIBPATH#${EPREFIX}}"
# XXX: Ideally, we'd use $(get_libdir) here, but it's
# not right for cross. See bug #942573 and bug #794181.
- mv "${ED}"/usr/lib*/libcc1* "${D}${HOSTLIBPATH}" || die
+ if [[ ${GCC_BUILD_PLUGINS} == 1 ]] ; then
+ mv "${ED}"/usr/lib*/libcc1* "${D}${HOSTLIBPATH}" || die
+ fi
fi
# libgccjit gets installed to /usr/lib, not /usr/$(get_libdir). Probably
@@ -2808,7 +2814,7 @@ gcc_movelibs() {
"${LIBPATH}"/${OS_MULTIDIR} \
"${LIBPATH}"/../${MULTIDIR} \
"${PREFIX}"/lib/${OS_MULTIDIR} \
- "${PREFIX}"/${CTARGET}/lib/${OS_MULTIDIR}
+ "${PREFIX}"/${CTARGET#accel-}/lib/${OS_MULTIDIR}
do
removedirs="${removedirs} ${FROMDIR}"
FROMDIR=${D}${FROMDIR}
@@ -2825,7 +2831,7 @@ gcc_movelibs() {
# Without this, we end up either unable to find the libgomp spec/archive, or
# we underlink and can't find gomp_nvptx_main (presumably because we can't find the plugin)
# https://src.fedoraproject.org/rpms/gcc/blob/02c34dfa3627ef05d676d30e152a66e77b58529b/f/gcc.spec#_1445
- if [[ ${CTARGET} == nvptx* ]] && has_version ${CATEGORY}/${PN} ; then
+ if [[ ${CATEGORY} == cross-accel-nvptx* ]] && is_fortran ; then
rm -rf "${ED}"/usr/libexec/gcc/nvptx-none/${GCCMAJOR}/install-tools
rm -rf "${ED}"/usr/libexec/gcc/${CHOST}/${GCCMAJOR}/accel/nvptx-none/{install-tools,plugin,cc1,cc1plus,f951}
rm -rf "${ED}"/usr/lib/gcc/nvptx-none/${GCCMAJOR}/{install-tools,plugin}
@@ -3200,7 +3206,7 @@ toolchain_death_notice() {
for dir in "${WORKDIR}"/build ; do
if [[ -e "${dir}" ]] ; then
pushd "${WORKDIR}" >/dev/null
- (echo '' | $(tc-getCC ${CTARGET}) ${CFLAGS} -v -E - 2>&1) > "${dir}"/gccinfo.log
+ (echo '' | $(tc-getCC ${CTARGET#accel-}) ${CFLAGS} -v -E - 2>&1) > "${dir}"/gccinfo.log
[[ -e "${T}"/build.log ]] && cp "${T}"/build.log "${dir}"
tar -rf "${WORKDIR}"/gcc-build-logs.tar \
"${dir#${WORKDIR}/}"/gccinfo.log "${dir#${WORKDIR}/}"/build.log $(find "${dir#${WORKDIR}/}" -type f -name "config.log")
generated by cgit v1.2.3 (git 2.25.1) at 2025-12-14 12:30:21 +0000