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|
# This is a list of other components need to build this component
depends="gmp mpfr mpc linux binutils"
# This is a file that gets installed that is used to determine if the toolchain
# component is already installed.
installs="gcc"
# The current branch of the existing GCC release.
latest="gcc.git~linaro/gcc-5-branch"
# If yes, only static linking will be used
static_link="no"
# This is a list of default flags always supplied to configure
default_configure_flags="--with-bugurl=https://bugs.linaro.org --with-mpc=${local_builds}/destdir/${host} --with-mpfr=${local_builds}/destdir/${host} --with-gmp=${local_builds}/destdir/${host} --with-gnu-as --with-gnu-ld --disable-libstdcxx-pch --disable-libmudflap${override_arch:+ --with-arch=${override_arch}}${override_cpu:+ --with-cpu=${override_cpu}}${override_tune:+ --with-tune=${override_tune}}"
# --with-pkgversion=${USER}
# --with-as=${local_builds}/bin/${target}-as --with-ld=${local_builds}/bin/${target}-ld
# Disable the Graphite loop optimizer as it's being depreciated
default_configure_flags="${default_configure_flags} --with-cloog=no --with-ppl=no --with-isl=no"
# nls is used for DNS
default_configure_flags="${default_configure_flags} --disable-nls"
# C99 is the latest standard, and has improved numerics support, so we want it
# http://en.wikipedia.org/wiki/C99
default_configure_flags="${default_configure_flags} --enable-c99"
# libssp does stack protection
#default_configure_flags="${default_configure_flags} --enable-libssp"
# Used by fortran
# http://gcc.gnu.org/onlinedocs/libquadmath/
# default_configure_flags="${default_configure_flags} --disable-libquadmath"
# Transactional Memory, used for threading
# http://gcc.gnu.org/wiki/TransactionalMemory
#default_configure_flags="${default_configure_flags} --disable-libitm"
# Libatomic is a synchronization library
# http://www.hpl.hp.com/research/linux/atomic_ops/
#default_configure_flags="${default_configure_flags} --disable-libatomic"
if test `echo ${target} | grep -c aarch64` -eq 1 -a `echo ${gcc_version} | grep -c gcc-linaro-4\.7` -eq 1; then
error "GCC 4.7 does not support aarch64!"
exit 1
fi
aarch64_errata="--enable-fix-cortex-a53-835769 --enable-fix-cortex-a53-843419"
# Default set of languages to build. If building binary tarballs, we don't build all the
# front ends.
if test x"${tarbin}" != xyes; then
languages="c,c++,fortran,lto"
else
languages="c,c++,fortran,lto"
fi
default_makeflags="MAKEINFOFLAGS=--force"
# For a cross build, we need the target as part of the name for to find the correct.
# assembler and linker. We also disable bootstrapping for cross builds
if test x"${build}" != x"${target}"; then
# stage1_flags are used to build the initial C compiler, which is used to compile
# the C library. We disable most everything, as the second GCC build will be
# able to use the C library built with the first GCC build.
stage1_flags="--disable-libssp --disable-libquadmath --disable-threads --without-headers --with-newlib --disable-libmudflap --disable-bootstrap --disable-decimal-float --disable-libgomp --disable-libatomic --disable-libsanitizer --disable-plugins --disable-libitm MAKEINFO=echo --enable-languages=c --with-sysroot=${local_builds}/sysroot-${target} --disable-shared --with-glibc-version=2.18"
# Add platform specific flags
case ${target} in
armv8l-*linux-gnueabihf)
if test x"${override_arch}" = x -a x"${override_cpu}" = x; then
default_configure_flags="${default_configure_flags} --with-arch=armv8-a"
fi
default_configure_flags="${default_configure_flags} --with-fpu=neon-fp-armv8 --with-float=hard --disable-multilib --enable-multiarch"
;;
arm-*linux-gnueabi)
if test x"${override_cpu}" = x -a x"${override_tune}" = x; then
default_configure_flags="${default_configure_flags} --with-tune=cortex-a9"
fi
if test x"${override_arch}" = x -a x"${override_cpu}" = x; then
default_configure_flags="${default_configure_flags} --with-arch=armv7-a"
fi
default_configure_flags="${default_configure_flags} --with-fpu=vfpv3-d16 --with-float=softfp --with-mode=thumb --disable-multilib --enable-multiarch"
;;
arm-*linux-gnueabihf)
if test x"${override_cpu}" = x -a x"${override_tune}" = x; then
default_configure_flags="${default_configure_flags} --with-tune=cortex-a9"
fi
if test x"${override_arch}" = x -a x"${override_cpu}" = x; then
default_configure_flags="${default_configure_flags} --with-arch=armv7-a"
fi
default_configure_flags="${default_configure_flags} --with-fpu=vfpv3-d16 --with-float=hard --with-mode=thumb --disable-multilib --enable-multiarch"
;;
armeb-*linux-gnueabi)
if test x"${override_cpu}" = x -a x"${override_tune}" = x; then
default_configure_flags="${default_configure_flags} --with-tune=cortex-a9"
fi
if test x"${override_arch}" = x -a x"${override_cpu}" = x; then
default_configure_flags="${default_configure_flags} --with-arch=armv7-a"
fi
default_configure_flags="${default_configure_flags} --with-fpu=vfpv3-d16 --with-float=softfp --with-mode=thumb --disable-multilib --enable-multiarch"
;;
armeb-*linux-gnueabihf)
if test x"${override_cpu}" = x -a x"${override_tune}" = x; then
default_configure_flags="${default_configure_flags} --with-tune=cortex-a9"
fi
if test x"${override_arch}" = x -a x"${override_cpu}" = x; then
default_configure_flags="${default_configure_flags} --with-arch=armv7-a"
fi
default_configure_flags="${default_configure_flags} --with-fpu=vfpv3-d16 --with-float=hard --with-mode=thumb --disable-multilib --enable-multiarch"
;;
# bare metal targets don't support threads.
arm*-elf|arm*-eabi*)
default_configure_flags="${default_configure_flags} --enable-threads=no --enable-multilib --disable-multiarch --with-multilib-list=aprofile"
languages="c,c++,lto"
;;
aarch64*-*elf)
if test x"${override_arch}" = x -a x"${override_cpu}" = x; then
default_configure_flags="${default_configure_flags} --with-arch=armv8-a ${aarch64_errata} --disable-multiarch"
fi
# LDFLAGS_FOR_TARGET=-static
# Gfortran doesn't cross configure, just native
languages="c,c++,lto"
;;
aarch64*-linux-gnu)
if test x"${override_arch}" = x -a x"${override_cpu}" = x; then
default_configure_flags="${default_configure_flags} --with-arch=armv8-a ${aarch64_errata} --enable-multiarch"
fi
# LDFLAGS_FOR_TARGET=-static
;;
*-mingw32)
languages="c,c++"
default_configure_flags="${default_configure_flags} --enable-languages=${languages} --disable-plugins"
# Cygwin doesn't support GCC plugins
# default_configure_flags="`echo ${default_configure_flags} | sed -e 's:--enable-plugins::'`"
;;
*)
default_configure_flags="${default_configure_flags}"
;;
esac
case ${clibrary} in
eglibc)
if test "`echo ${eglibc_version} | grep -c '/'`" -gt 0; then
libc_version="`echo ${eglibc_version} | cut -d '/' -f 2`"
else
libc_version="${eglibc_version}"
fi
;;
glibc)
libc_version="${glibc_version}"
;;
newlib)
# bare metal targets don't support threads.
default_configure_flags="${default_configure_flags} --disable-threads --with-newlib"
libc_version="${newlib_version}"
;;
*)
fixme "\${clibrary} not specified by the time libc_version is being set."
;;
esac
# bootstrapping is handled by Jenkins now.
if test x"${with_languages}" != x"default"; then
languages="${with_languages}"
fi
# The sysroot path depends on the C library version.
if test x"${tarbin}" = xyes; then
# local sysroot="/opt/linaro/sysroot-${libc_version}-${target}/libc"
local sysroot="${local_builds}/destdir/${host}/${target}/libc"
# local sysroot="../${target}/libc"
else
local sysroot="${local_builds}/sysroot-${target}"
fi
stage2_flags="--with-build-sysroot=${sysroots} --enable-lto --enable-linker-build-id --enable-long-long --enable-shared --with-sysroot=${sysroot} --enable-languages=${languages}"
if test x"${release}" = x; then
stage2_flags="${stage2_flags} --enable-checking=yes"
else
stage2_flags="${stage2_flags} --enable-checking=release"
fi
if test x"${bootstrap}" = x"yes"; then
stage2_flags="${stage2_flags} --enable-bootstrap"
else
stage2_flags="${stage2_flags} --disable-bootstrap"
fi
# native builds are easy, so build almost everything
else
if test x"${with_languages}" != x"default"; then
languages="${with_languages}"
else
languages="c,c++,go,objc,fortran"
fi
default_configure_flags="${default_configure_flags} --enable-linker-build-id --without-included-gettext --enable-threads=posix --enable-nls --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-gnu-unique-object --enable-objc-gc --enable-multiarch --disable-sjlj-exceptions --enable-languages=${languages}"
# Native compilers are bootstrapped by default, but sometimes the extra time isn't
# desired.
if test x"${bootstrap}" = x"yes"; then
default_configure_flags="${default_configure_flags} --enable-bootstrap"
else
default_configure_flags="${default_configure_flags} --disable-bootstrap"
fi
case ${target} in
arm*-linux-gnueabi)
if test x"${override_arch}" = x -a x"${override_cpu}" = x; then
default_configure_flags="${default_configure_flags} --with-arch=armv7-a"
fi
default_configure_flags="${default_configure_flags} --with-fpu=vfpv3-d16 --with-float=softfp --with-mode=thumb "
;;
arm*-linux-gnueabihf)
if test x"${override_arch}" = x -a x"${override_cpu}" = x; then
default_configure_flags="${default_configure_flags} --with-arch=armv7-a"
fi
default_configure_flags="${default_configure_flags} --with-fpu=vfpv3-d16 --with-float=hard --with-mode=thumb"
;;
arm*-eabi | aarch64*-*elf)
#default_configure_flags="${default_configure_flags}"
;;
aarch64*-linux-gnu)
default_configure_flags="${default_configure_flags} ${aarch64_errata}"
;;
x86-pc-linux-gnu)
default_configure_flags="${default_configure_flags} --enable-linker-build-id --without-included-gettext --enable-threads=posix --enable-nls --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-gnu-unique-object --enable-objc-gc --enable-multiarch --disable-sjlj-exceptions"
;;
x86_64*-linux-gnu)
# default_configure_flags="${default_configure_flags}"
;;
*)
;;
esac
stage2_flags=""
fi
# This is a list of default flags always supplied to "make check".
runtest_flags=""
|
