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#!/bin/bash
set -e
# Target root directory,should be adapted according to your environment
readonly ROOT_TAR_DIR = " $PWD /arm64le_build_dir "
readonly ROOT_TAR_SRC = " $PWD /../../open_source "
readonly INSTALL = "openeuler_gcc_arm64le"
readonly PREFIX = " $PWD /arm64le_build_dir/ $INSTALL "
readonly OUTPUT = " $PWD /../../output/ $INSTALL "
readonly SECURE_LDFLAGS = "-z relro -z now -z noexecstack"
readonly SECURE_CFLAGS = "-fPIC -O2 -Wall -fstack-protector-strong -D_FORTIFY_SOURCE=2 -Wl,-z,relro,-z,now,-z,noexecstack -Wtrampolines -fPIE"
readonly SECURE_CXXFLAGS = "-fPIC -O2 -Wall -fstack-protector-strong -D_FORTIFY_SOURCE=2 -Wl,-z,relro,-z,now,-z,noexecstack -Wtrampolines -fPIE"
readonly SECURE_CFLAGS_FOR_TARGET = "-fPIC -O2 -Wall -fstack-protector-strong -D_FORTIFY_SOURCE=2 -Wl,-z,relro,-z,now,-z,noexecstack -Wtrampolines -mlittle-endian -march=armv8-a -DDONT_USE_DC"
readonly SECURE_CXXFLAGS_FOR_TARGET = "-fPIC -O2 -Wall -fstack-protector-strong -D_FORTIFY_SOURCE=2 -Wl,-z,relro,-z,now,-z,noexecstack -Wtrampolines -mlittle-endian -march=armv8-a -DDONT_USE_DC"
readonly HOST = " $( gcc -dumpmachine) "
readonly BUILD = " $( gcc -dumpmachine) "
readonly SYSROOT = " $PREFIX /sysroot "
#OTHER CONFIG
readonly ARCH = "armv8-a"
readonly TARGET = "aarch64-openeuler-linux-gnu"
source $PWD /../config.xml
declare -x CFLAGS_FOR_TARGET = "-fPIC -O2 -Wall -fstack-protector-strong -D_FORTIFY_SOURCE=2 -Wl,-z,relro,-z,now,-z,noexecstack -Wtrampolines -mlittle-endian -march=armv8-a -DDONT_USE_DC"
declare -x CXXFLAGS_FOR_TARGET = " $CFLAGS_FOR_TARGET "
#Create an empty file
create_new_file( ) {
while [ $# != 0 ] ; do
[ -n " $1 " ] && rm -rf $1 ; mkdir -p $1 ; shift; done }
create_new_file $ROOT_TAR_DIR /obj $PREFIX $OUTPUT $ROOT_TAR_DIR /obj/build-gmp $ROOT_TAR_DIR /obj/build-mpfr $ROOT_TAR_DIR /obj/build-isl $ROOT_TAR_DIR /obj/build-mpc $ROOT_TAR_DIR /obj/build-binutils $ROOT_TAR_DIR /obj/build-gcc-first $ROOT_TAR_DIR /obj/glibc-headers-lp64 $ROOT_TAR_DIR /obj/build-gcc-second $ROOT_TAR_DIR /obj/build-eglibc-lp64 $ROOT_TAR_DIR /obj/build-gcc-final
# Change GLIBC_DYNAMIC_LINKER.
sed -i "s#^\#define GLIBC_DYNAMIC_LINKER.*#\#undef STANDARD_STARTFILE_PREFIX_2\n\#define STANDARD_STARTFILE_PREFIX_2 \"/usr/lib64/\"\n\#define GLIBC_DYNAMIC_LINKER \"/lib%{mabi=lp64:64}%{mabi=ilp32:ilp32}/ld-linux-aarch64%{mbig-endian:_be}%{mabi=ilp32:_ilp32}.so.1\"#g" $ROOT_TAR_SRC /$GCC /$GCC_DIR /gcc/config/aarch64/aarch64-linux.h
# Change libstdc++.so option
sed -i "s#^\\t\$(OPT_LDFLAGS).*#\\t\$(OPT_LDFLAGS) \$(SECTION_LDFLAGS) \$(AM_CXXFLAGS) \$(LTLDFLAGS) -Wl,-z,relro,-z,now,-z,noexecstack -Wtrampolines -o \$\@#g" $ROOT_TAR_SRC /$GCC /$GCC_DIR /libstdc++-v3/src/Makefile.in
echo "Building gmp..." && pushd $ROOT_TAR_DIR /obj/build-gmp
LDFLAGS = " ${ SECURE_LDFLAGS } " CFLAGS = " ${ SECURE_CFLAGS } " CXXFLAGS = " ${ SECURE_CXXFLAGS } " CFLAGS_FOR_TARGET = " ${ SECURE_CFLAGS_FOR_TARGET } " CXXFLAGS_FOR_TARGET = " ${ SECURE_CXXFLAGS_FOR_TARGET } " $ROOT_TAR_SRC /$GMP /$GMP_DIR /configure --build= $BUILD --prefix= $PREFIX --disable-shared --host= $HOST --enable-cxx
make -j 32 && make install && popd
echo "Building mpfr..." && pushd $ROOT_TAR_DIR /obj/build-mpfr
LDFLAGS = " ${ SECURE_LDFLAGS } " CFLAGS = " ${ SECURE_CFLAGS } " CXXFLAGS = " ${ SECURE_CXXFLAGS } " CFLAGS_FOR_TARGET = " ${ SECURE_CFLAGS_FOR_TARGET } " CXXFLAGS_FOR_TARGET = " ${ SECURE_CXXFLAGS_FOR_TARGET } " $ROOT_TAR_SRC /$MPFR /$MPFR_DIR /configure --build= $BUILD --target= $TARGET --prefix= $PREFIX --disable-shared --host= $HOST --with-gmp= $PREFIX
make -j 32 && make install && popd
echo "Building isl..." && pushd $ROOT_TAR_DIR /obj/build-isl
LDFLAGS = " ${ SECURE_LDFLAGS } " CFLAGS = " ${ SECURE_CFLAGS } " CXXFLAGS = " ${ SECURE_CXXFLAGS } " CFLAGS_FOR_TARGET = " ${ SECURE_CFLAGS_FOR_TARGET } " CXXFLAGS_FOR_TARGET = " ${ SECURE_CXXFLAGS_FOR_TARGET } " $ROOT_TAR_SRC /$ISL /$ISL_DIR /configure --build= $BUILD --host= $HOST --prefix= $PREFIX --with-gmp-prefix= $PREFIX --disable-shared
make -j 32 && make install && popd
echo "Building mpc..." && pushd $ROOT_TAR_DIR /obj/build-mpc
LDFLAGS = " ${ SECURE_LDFLAGS } " CFLAGS = " ${ SECURE_CFLAGS } " CXXFLAGS = " ${ SECURE_CXXFLAGS } " CFLAGS_FOR_TARGET = " ${ SECURE_CFLAGS_FOR_TARGET } " CXXFLAGS_FOR_TARGET = " ${ SECURE_CXXFLAGS_FOR_TARGET } " $ROOT_TAR_SRC /$MPC /$MPC_DIR /configure --build= $BUILD --target= $TARGET --prefix= $PREFIX --disable-shared --host= $HOST --with-gmp= $PREFIX
make -j 32 && make install && popd
echo "Building binutils..." && pushd $ROOT_TAR_DIR /obj/build-binutils
LDFLAGS = " ${ SECURE_LDFLAGS } " CFLAGS = " ${ SECURE_CFLAGS } " CXXFLAGS = " ${ SECURE_CXXFLAGS } " CFLAGS_FOR_TARGET = " ${ SECURE_CFLAGS_FOR_TARGET } " CXXFLAGS_FOR_TARGET = " ${ SECURE_CXXFLAGS_FOR_TARGET } " $ROOT_TAR_SRC /$BINUTILS /$BINUTILS_DIR /configure --build= $BUILD --target= $TARGET --prefix= $PREFIX --host= $HOST --with-pkgversion= " ${ COMPILER_INFO } " --with-sysroot= $SYSROOT --enable-plugins --enable-ld= yes --disable-gdb --libdir= $PREFIX /lib64
make -j 32 && make install prefix = $PREFIX exec_prefix = $PREFIX libdir = $PREFIX /lib64 && popd
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echo "Installing kernel headers..." && pushd $ROOT_TAR_SRC /$KERNEL_HEADERS_64 /
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mkdir -p $SYSROOT /usr/ && cp -r include $SYSROOT /usr/
mkdir -p $SYSROOT /usr/include/bits $SYSROOT /usr/include/gnu && popd
echo "Building GCC first..." && pushd $ROOT_TAR_DIR /obj/build-gcc-first
LDFLAGS = " ${ SECURE_LDFLAGS } " CFLAGS = " ${ SECURE_CFLAGS } " CXXFLAGS = " ${ SECURE_CXXFLAGS } " CFLAGS_FOR_TARGET = " ${ SECURE_CFLAGS_FOR_TARGET } " CXXFLAGS_FOR_TARGET = " ${ SECURE_CXXFLAGS_FOR_TARGET } " $ROOT_TAR_SRC /$GCC /$GCC_DIR /configure --build= $BUILD --host= $HOST --target= $TARGET --prefix= $PREFIX --with-multilib-list= lp64 --disable-libmudflap --without-headers --with-newlib --enable-threads= no --disable-shared --disable-nls --with-arch= $ARCH --with-gnu-as --with-gnu-ld --enable-poison-system-directories --disable-libssp --enable-symvers= gnu --enable-__cxa_atexit --disable-libgomp --disable-libstdcxx-pch --disable-libquadmath --disable-lto --enable-languages= c --with-pkgversion= " ${ COMPILER_INFO } " --with-gmp= $PREFIX --with-mpfr= $PREFIX --with-mpc= $PREFIX --with-isl= $PREFIX --with-sysroot= $SYSROOT --with-build-sysroot= $SYSROOT --with-build-time-tools= $PREFIX /$TARGET /bin --libdir= $PREFIX /lib64 --disable-bootstrap --disable-libatomic --disable-libcilkrts --disable-libstdcxx-dual-abi --with-system-zlib
echo $PATH
echo $LD_LIBRARY_PATH
make -j 32 CPPFLAGS_FOR_TARGET = --sysroot= $SYSROOT && make install prefix = $PREFIX exec_prefix = $PREFIX libdir = $PREFIX /lib64 && popd
echo "Installing eglibc headers for lp64..." && mkdir -p $SYSROOT /lib64/ $SYSROOT /usr/lib64/ && pushd " $ROOT_TAR_DIR /obj/glibc-headers-lp64 "
cp -af $ROOT_TAR_SRC /$GLIBC /$GLIBC_DIR /include/gnu/stubs.h $SYSROOT /usr/include/gnu
CC = " $PREFIX /bin/ $TARGET -gcc $CFLAGS_FOR_TARGET " $ROOT_TAR_SRC /$GLIBC /$GLIBC_DIR /configure --prefix= /usr --with-headers= $SYSROOT /usr/include --build= $BUILD --host= $TARGET --enable-obsolete-rpc --disable-profile --without-gd --without-cvs --disable-multi-arch --enable-add-ons libc_cv_forced_unwind = yes libc_cv_c_cleanup = yes --enable-stack-protector= strong libc_cv_ssp = yes
make install-bootstrap-headers= yes install-headers install_root = $SYSROOT && make -j 32 csu/subdir_lib
cp csu/crt1.o csu/crti.o csu/crtn.o $SYSROOT /usr/lib64/
$PREFIX /bin/$TARGET -gcc $CFLAGS_FOR_TARGET -o " $SYSROOT /usr/lib64/libc.so " -nostdlib -nostartfiles -shared -x c /dev/null && popd
echo "Building GCC second..." && pushd $ROOT_TAR_DIR /obj/build-gcc-second
LDFLAGS = " ${ SECURE_LDFLAGS } " CFLAGS = " ${ SECURE_CFLAGS } " CXXFLAGS = " ${ SECURE_CXXFLAGS } " CFLAGS_FOR_TARGET = " ${ SECURE_CFLAGS_FOR_TARGET } " CXXFLAGS_FOR_TARGET = " ${ SECURE_CXXFLAGS_FOR_TARGET } " $ROOT_TAR_SRC /$GCC /$GCC_DIR /configure --build= $BUILD --host= $HOST --target= $TARGET --prefix= $PREFIX --with-multilib-list= lp64 --disable-libmudflap --enable-shared --with-arch= $ARCH --enable-__cxa_atexit --with-gnu-as --with-gnu-ld --disable-nls --disable-libssp --disable-libgomp --enable-lto --disable-libquadmath --enable-poison-system-directories --enable-symvers= gnu --enable-languages= c --with-pkgversion= " ${ COMPILER_INFO } " --with-sysroot= $SYSROOT --with-build-sysroot= $SYSROOT --with-gmp= $PREFIX --with-mpfr= $PREFIX --with-mpc= $PREFIX --with-isl= $PREFIX --with-build-time-tools= $PREFIX /$TARGET /bin --libdir= $PREFIX /lib64 --disable-bootstrap --disable-libatomic --disable-libcilkrts --disable-libstdcxx-dual-abi --with-system-zlib
make -j 32 CPPFLAGS_FOR_TARGET = --sysroot= $SYSROOT build_tooldir = $PREFIX /$TARGET && make install-gcc install-target-libgcc prefix = $PREFIX exec_prefix = $PREFIX libdir = $PREFIX /lib64 && popd
echo "Building eglibc for lp64..." && mkdir -p $SYSROOT /lib64/ $SYSROOT /usr/lib64/ && pushd $ROOT_TAR_DIR /obj/build-eglibc-lp64
CC = " $PREFIX /bin/ $TARGET -gcc $CFLAGS_FOR_TARGET " CXX = " $PREFIX /bin/ $TARGET -g++ $CXXFLAGS_FOR_TARGET " LDFLAGS = " ${ SECURE_LDFLAGS } " $ROOT_TAR_SRC /$GLIBC /$GLIBC_DIR /configure --prefix= /usr --with-headers= $SYSROOT /usr/include --build= $BUILD --host= $TARGET --disable-profile --without-gd --enable-obsolete-rpc --without-cvs --with-__thread --with-tls --disable-multi-arch --enable-shared --with-fp --enable-add-ons libc_cv_forced_unwind = yes libc_cv_c_cleanup = yes --libdir= /usr/lib64 --enable-stack-protector= strong libc_cv_ssp = yes
make -j 32 && make install_root = $SYSROOT slibdir = /lib64 rtlddir = /lib64 install && popd
echo "Building GCC final..." && pushd $ROOT_TAR_DIR /obj/build-gcc-final
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LDFLAGS = " ${ SECURE_LDFLAGS } " CFLAGS = " ${ SECURE_CFLAGS } " CXXFLAGS = " ${ SECURE_CXXFLAGS } " CFLAGS_FOR_TARGET = " ${ SECURE_CFLAGS_FOR_TARGET } " CXXFLAGS_FOR_TARGET = " ${ SECURE_CXXFLAGS_FOR_TARGET } " $ROOT_TAR_SRC /$GCC /$GCC_DIR /configure --build= $BUILD --host= $HOST --target= $TARGET --with-arch= $ARCH --prefix= $PREFIX --with-multilib-list= lp64 --enable-__cxa_atexit --with-gnu-as --with-gnu-ld --disable-libmudflap --enable-libgomp --enable-threads --enable-plugin --enable-c99 --enable-long-long --disable-nls --enable-shared --enable-poison-system-directories --enable-symvers= gnu --with-pkgversion= " ${ COMPILER_INFO } " --enable-languages= c,c++,fortran --with-headers= $SYSROOT /usr/include --with-sysroot= $SYSROOT --with-build-sysroot= $SYSROOT --with-gmp= $PREFIX --with-mpfr= $PREFIX --with-mpc= $PREFIX --with-isl= $PREFIX --with-build-time-tools= $PREFIX /$TARGET /bin --libdir= $PREFIX /lib64 --disable-bootstrap --disable-libsanitizer --disable-libcilkrts --disable-libstdcxx-dual-abi --enable-default-pie --with-system-zlib
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make -j 32 CPPFLAGS_FOR_TARGET = --sysroot= $SYSROOT && make install prefix = $PREFIX exec_prefix = $PREFIX libdir = $PREFIX /lib64 && popd
# handle rpath
for file in $( find " $PREFIX " -name "lib*so*.0" ) ; do
chrpath --delete $file
done
pushd $PREFIX /.. && chmod 750 $INSTALL -R
tar --format= gnu -czf $OUTPUT /$INSTALL .tar.gz $INSTALL && popd
echo "Build Complete!" && echo " To use this newly-built $INSTALL cross toolchain, add $PREFIX /bin to your PATH! "
