crossgcc: Add clang support
Add a new option -C|--clang to buildgcc to build a clang based toolchain as opposed to a gcc based toolchain. This toolchain comes with the required patches needed to successfully build coreboot, and also with clang's famous scan-build script. Change-Id: I1aea7cd6002edc4f3bb2b46dc1f69a212ad18f77 Signed-off-by: Stefan Reinauer <stefan.reinauer@coreboot.org> Reviewed-on: http://review.coreboot.org/10415 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <pgeorgi@google.com>
This commit is contained in:
Stefan Reinauer
@ -22,8 +22,8 @@
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cd `dirname $0`
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CROSSGCC_DATE="June 3th, 2015"
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CROSSGCC_VERSION="1.28"
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CROSSGCC_DATE="June 4th, 2015"
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CROSSGCC_VERSION="1.29"
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# default settings
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TARGETDIR=`pwd`/xgcc
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@ -42,6 +42,8 @@ GDB_VERSION=7.9
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IASL_VERSION=20150204
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PYTHON_VERSION=3.4.3
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EXPAT_VERSION=2.1.0
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# CLANG version number
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CLANG_VERSION=3.6.1
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# GCC toolchain archive locations
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GMP_ARCHIVE="http://ftpmirror.gnu.org/gmp/gmp-${GMP_VERSION}a.tar.bz2"
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@ -54,6 +56,11 @@ GDB_ARCHIVE="http://ftpmirror.gnu.org/gdb/gdb-${GDB_VERSION}.tar.xz"
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IASL_ARCHIVE="https://acpica.org/sites/acpica/files/acpica-unix-${IASL_VERSION}.tar.gz"
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PYTHON_ARCHIVE="http://www.python.org/ftp/python/${PYTHON_VERSION}/Python-${PYTHON_VERSION}.tar.xz"
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EXPAT_ARCHIVE="http://downloads.sourceforge.net/sourceforge/expat/expat-${EXPAT_VERSION}.tar.gz"
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# CLANG toolchain archive locations
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LLVM_ARCHIVE="http://llvm.org/releases/${CLANG_VERSION}/llvm-${CLANG_VERSION}.src.tar.xz"
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CFE_ARCHIVE="http://llvm.org/releases/${CLANG_VERSION}/cfe-${CLANG_VERSION}.src.tar.xz"
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CRT_ARCHIVE="http://llvm.org/releases/${CLANG_VERSION}/compiler-rt-${CLANG_VERSION}.src.tar.xz"
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CTE_ARCHIVE="http://llvm.org/releases/${CLANG_VERSION}/clang-tools-extra-${CLANG_VERSION}.src.tar.xz"
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# GCC toolchain directories
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GMP_DIR="gmp-${GMP_VERSION}"
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@ -66,10 +73,16 @@ GDB_DIR="gdb-${GDB_VERSION}"
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IASL_DIR="acpica-unix-${IASL_VERSION}"
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PYTHON_DIR="Python-${PYTHON_VERSION}"
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EXPAT_DIR="expat-${EXPAT_VERSION}"
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# CLANG toolchain directories
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LLVM_DIR="llvm-${CLANG_VERSION}.src"
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CFE_DIR="cfe-${CLANG_VERSION}.src"
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CRT_DIR="compiler-rt-${CLANG_VERSION}.src"
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CTE_DIR="clang-tools-extra-${CLANG_VERSION}.src"
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unset MAKELEVEL MAKEFLAGS
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SAVETEMPS=0
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BUILDCLANG=0
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SKIPGDB=1
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SKIPPYTHON=1
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@ -154,6 +167,7 @@ searchtool()
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TAR=`searchtool tar` || exit $?
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PATCH=`searchtool patch` || exit $?
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MAKE=`searchtool make` || exit $?
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CMAKE=`searchtool cmake "cmake"` || exit $?
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SHA1SUM=`searchtool sha1sum`
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SHA512SUM=`searchtool sha512sum`
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CHECKSUM=$SHA1SUM
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@ -244,12 +258,15 @@ cleanup()
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rm -rf ${PYTHON_DIR} ${BUILDDIRPREFIX}-python
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rm -rf ${IASL_DIR}
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# CLANG
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rm -rf ${LLVM_DIR} ${CFE_DIR} ${CRT_DIR} ${CTE_DIR} ${BUILDDIR}
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printf "${green}ok${NC}\n"
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}
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myhelp()
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{
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printf "Usage: $0 [-V] [-c] [-p <platform>] [-d <target directory>] [-D <dest dir>] [-G] [-S]\n"
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printf "Usage: $0 [-V] [-c] [-p <platform>] [-d <target directory>] [-D <dest dir>] [-C] [-G] [-S]\n"
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printf " $0 [-V|--version]\n"
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printf " $0 [-h|--help]\n\n"
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@ -260,14 +277,16 @@ myhelp()
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printf " [-t|--savetemps] don't remove temporary files after build\n"
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printf " [-y|--ccache] Use ccache when building cross compiler\n"
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printf " [-j|--jobs <num>] run <num> jobs in parallel in make\n"
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printf " [-C|--clang] build CLANG toolchain"
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printf " [-p|--platform <platform>] target platform to build cross compiler for\n"
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printf " (defaults to $TARGETARCH)\n"
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printf " (defaults to $TARGETARCH) *)\n"
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printf " [-d|--directory <target dir>] target directory to install cross compiler to\n"
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printf " (defaults to $TARGETDIR)\n\n"
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printf " [-D|--destdir <dest dir>] destination directory to install cross compiler to\n"
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printf " (for RPM builds, default unset)\n"
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printf " [-G|--gdb] build GNU debugger\n"
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printf " [-S|--scripting] build scripting support for GDB\n\n"
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printf " [-G|--gdb] build GNU debugger *)\n"
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printf " [-S|--scripting] build scripting support for GDB *)\n\n"
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printf " *) option only available when building GCC toolchain (not with CLANG)\n\n"
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}
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myversion()
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@ -300,11 +319,11 @@ getopt - > /dev/null 2>/dev/null || gcc -o getopt getopt.c
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getoptbrand="`getopt -V | sed -e '1!d' -e 's,^\(......\).*,\1,'`"
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if [ "${getoptbrand}" = "getopt" ]; then
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# Detected GNU getopt that supports long options.
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args=`getopt -l version,help,clean,directory:,platform:,jobs:,destdir:,savetemps,skip-gdb,ccache Vhcd:p:j:D:tGy -- "$@"`
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args=`getopt -l version,help,clean,directory:,platform:,jobs:,destdir:,savetemps,skip-gdb,ccache,clang Vhcd:p:j:D:tGyC -- "$@"`
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eval set "$args"
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else
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# Detected non-GNU getopt
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args=`getopt Vhcd:p:j:D:tGy $*`
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args=`getopt Vhcd:p:j:D:tGyC $*`
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set -- $args
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fi
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@ -323,6 +342,7 @@ while true ; do
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-p|--platform) shift; TARGETARCH="$1"; shift;;
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-D|--destdir) shift; DESTDIR="$1"; shift;;
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-j|--jobs) shift; JOBS="-j $1"; shift;;
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-C|--clang) shift; BUILDCLANG=1;;
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-G|--gdb) shift; SKIPGDB=0;;
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-S|--scripting) shift; SKIPPYTHON=0;;
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-y|--ccache) shift; USECCACHE=1;;
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@ -345,11 +365,17 @@ case "$TARGETARCH" in
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*) printf "${red}WARNING: Unsupported architecture $TARGETARCH.${NC}\n\n"; ;;
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esac
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echo "Target arch is now $TARGETARCH"
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if [ "$BUILDCLANG" -eq 0 ]; then
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echo "Target architecture is now $TARGETARCH"
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NAME="${TARGETARCH} cross"
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PACKAGES="GMP MPFR MPC LIBELF BINUTILS GCC IASL"
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else
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NAME=clang
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PACKAGES="LLVM CFE CRT CTE"
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fi
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BUILDDIRPREFIX=build-${TARGETARCH}
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BUILDDIR=$PWD/build-clang
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if [ "$clean" = "1" ]; then
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cleanup
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@ -386,6 +412,7 @@ for P in $PACKAGES; do
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done
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printf "Unpacked and patched ... ${green}ok${NC}\n"
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if [[ "$PACKAGES" == *GCC* ]]; then
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CC=cc
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if [ $UNAME = "Darwin" ]; then
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#GCC_OPTIONS="$GCC_OPTIONS --enable-threads=posix"
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@ -408,6 +435,7 @@ if [ $UNAME = "Darwin" ]; then
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CC=llvm-gcc
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fi
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fi
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fi # GCC
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if [ "$USECCACHE" = 1 ]; then
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CC="ccache $CC"
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@ -415,6 +443,7 @@ fi
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mkdir -p ${BUILDDIRPREFIX}-gmp ${BUILDDIRPREFIX}-mpfr ${BUILDDIRPREFIX}-mpc ${BUILDDIRPREFIX}-libelf ${BUILDDIRPREFIX}-binutils \
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${BUILDDIRPREFIX}-gcc ${BUILDDIRPREFIX}-python ${BUILDDIRPREFIX}-expat ${BUILDDIRPREFIX}-gdb
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mkdir -p ${BUILDDIR}
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mkdir -p $DESTDIR$TARGETDIR/bin
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export PATH=$DESTDIR$TARGETDIR/bin:$PATH
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@ -666,6 +695,32 @@ else
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) 2>&1 | wait_for_build "$IASL_DIR/source/compiler" || exit 1
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fi
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[[ "$PACKAGES" == *CLANG* ]] && \
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if [ -f ${BUILDDIR}/.success ]; then
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printf "Skipping CLANG as it is already built\n"
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else
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printf "Building CLANG ${CLANG_VERSION} ... "
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(
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ln -sf $PWD/$CFE_DIR $LLVM_DIR/tools/clang
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ln -sf $PWD/$CTE_DIR $LLVM_DIR/tools/clang/tools/extra
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ln -sf $PWD/$CRT_DIR $LLVM_DIR/projects/compiler-rt
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cd ${BUILDDIR}
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$CMAKE -G "Unix Makefiles" -DCMAKE_INSTALL_PREFIX=$DESTDIR$TARGETDIR \
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-DCMAKE_BUILD_TYPE=Release ../$LLVM_DIR || touch .failed
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$MAKE $JOBS || touch .failed
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$MAKE install || touch .failed
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cd -
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cp -a $CFE_DIR/tools/scan-build/* $DESTDIR$TARGETDIR/bin
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cp -a $CFE_DIR/tools/scan-view/* $DESTDIR$TARGETDIR/bin
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if [ ! -f .failed ]; then touch .success; fi
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) 2>&1 | wait_for_build "${BUILDDIR}" || exit 1
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fi
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# Adding git information of current tree to target directory
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# for reproducibility
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PROGNAME=`basename "$0"`
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