diff options
Diffstat (limited to 'contrib/llvm/utils/buildit/build_llvm')
| -rwxr-xr-x | contrib/llvm/utils/buildit/build_llvm | 351 |
1 files changed, 351 insertions, 0 deletions
diff --git a/contrib/llvm/utils/buildit/build_llvm b/contrib/llvm/utils/buildit/build_llvm new file mode 100755 index 0000000..a9a11d9 --- /dev/null +++ b/contrib/llvm/utils/buildit/build_llvm @@ -0,0 +1,351 @@ +#!/bin/sh +# LLVM LOCAL file B&I + +set -x + +# Build LLVM the "Apple way". +# Parameters: + +# The first parameter is a space-separated list of the architectures the +# compilers will run on. For instance, "ppc i386". If the current machine +# isn't in the list, it will (effectively) be added. +HOSTS="$1" + +# The second parameter is a space-separated list of the architectures the +# compilers will generate code for. If the current machine isn't in the list, a +# compiler for it will get built anyway, but won't be installed. +# FIXME: The list of targets is currently hard-coded and TARGETS is not used. +TARGETS="$2" + +# The third parameter is the path to the compiler sources. There should be a +# shell script named 'configure' in this directory. This script makes a copy... +ORIG_SRC_DIR="$3" + +# The fourth parameter is the location where the LLVM will be installed. You can +# move it once it's built, so this mostly controls the layout of $DEST_DIR. +DEST_ROOT="$4" + +# The fifth parameter is the place where the compiler will be copied once it's +# built. +DEST_DIR="$5" + +# The sixth parameter is a directory in which to place information (like +# unstripped executables and generated source files) helpful in debugging the +# resulting compiler. +SYM_DIR="$6" + +# The seventh parameter is a yes/no that indicates whether assertions should be +# enabled in the LLVM libs/tools. +LLVM_ASSERTIONS="$7" + +# The eighth parameter is a yes/no that indicates whether this is an optimized +# build. +LLVM_OPTIMIZED="$8" + +# The ninth parameter is a yes/no that indicates whether libLTO.dylib +# should be installed. +INSTALL_LIBLTO="$9" + +# A yes/no parameter that controls whether to cross-build for an ARM host. +ARM_HOSTED_BUILD="${10}" + +# The version number of the submission, e.g. 1007. +LLVM_SUBMIT_VERSION="${11}" + +# The subversion number of the submission, e.g. 03. +LLVM_SUBMIT_SUBVERSION="${12}" + +# The current working directory is where the build will happen. It may already +# contain a partial result of an interrupted build, in which case this script +# will continue where it left off. +DIR=`pwd` + +DARWIN_VERS=`uname -r | sed 's/\..*//'` +echo DARWIN_VERS = $DARWIN_VERS + +DEVELOPER_DIR="${DEVELOPER_DIR-Developer}" +if [ "$ARM_HOSTED_BUILD" = yes ]; then + DT_HOME="$DEST_DIR/usr" + HOST_SDKROOT=$SDKROOT +else + DT_HOME="$DEST_DIR/$DEVELOPER_DIR/usr" +fi + +DEST_ROOT="/$DEVELOPER_DIR$DEST_ROOT" + +################################################################################ +# Run the build. + +# Create the source tree we'll actually use to build, deleting +# tcl since it doesn't actually build properly in a cross environment +# and we don't really need it. +SRC_DIR=$DIR/src +rm -rf $SRC_DIR || exit 1 +mkdir $SRC_DIR || exit 1 +ln -s $ORIG_SRC_DIR/* $SRC_DIR/ || exit 1 +# We can't use the top-level Makefile as-is. Remove the soft link: +rm $SRC_DIR/Makefile || exit 1 +# Now create our own by editing the top-level Makefile, deleting every line marked "Apple-style": +sed -e '/[Aa]pple-style/d' -e '/include.*GNUmakefile/d' $ORIG_SRC_DIR/Makefile > $SRC_DIR/Makefile || exit 1 + +# Build the LLVM tree universal. +mkdir -p $DIR/obj-llvm || exit 1 +cd $DIR/obj-llvm || exit 1 + +if [ "$ARM_HOSTED_BUILD" = yes ]; then + # The cross-tools' build process expects to find an existing cross toolchain + # under names like 'arm-apple-darwin$DARWIN_VERS-as'; so make them. + rm -rf $DIR/bin || exit 1 + mkdir $DIR/bin || exit 1 + for prog in ar nm ranlib strip lipo ld as ; do + P=$DIR/bin/arm-apple-darwin$DARWIN_VERS-${prog} + T=`xcrun -sdk $SDKROOT -find ${prog}` + echo '#!/bin/sh' > $P || exit 1 + echo 'exec '$T' "$@"' >> $P || exit 1 + chmod a+x $P || exit 1 + done + # Try to use the platform llvm-gcc. Fall back to gcc if it's not available. + for prog in gcc g++ ; do + P=$DIR/bin/arm-apple-darwin$DARWIN_VERS-${prog} + T=`xcrun -find llvm-${prog}` + if [ "x$T" = "x" ] ; then + T=`xcrun -sdk $SDKROOT -find ${prog}` + fi + echo '#!/bin/sh' > $P || exit 1 + echo 'exec '$T' -arch armv6 -isysroot '${SDKROOT}' "$@"' >> $P || exit 1 + chmod a+x $P || exit 1 + done + + PATH=$DIR/bin:$PATH +# otherwise, try to use llvm-gcc if it's available +elif [ $DARWIN_VERS -gt 9 ]; then + # If the user has set CC or CXX, respect their wishes. If not, + # compile with LLVM-GCC/LLVM-G++ if available; if LLVM is not + # available, fall back to usual GCC/G++ default. + savedPATH=$PATH ; PATH="/Developer/usr/bin:$PATH" + XTMPCC=$(which llvm-gcc) + if [ x$CC = x -a x$XTMPCC != x ] ; then export CC=$XTMPCC ; fi + XTMPCC=$(which llvm-g++) + if [ x$CXX = x -a x$XTMPCC != x ] ; then export CXX=$XTMPCC ; fi + PATH=$savedPATH + unset XTMPCC savedPATH +fi + +if [ "$ARM_HOSTED_BUILD" = yes ]; then + configure_prefix=$DT_HOME + configure_opts="--enable-targets=arm --host=arm-apple-darwin10 \ + --target=arm-apple-darwin10 --build=i686-apple-darwin10" +else + configure_prefix=$DT_HOME/local + configure_opts="--enable-targets=arm,x86,powerpc,cbe" +fi + +if [ \! -f Makefile.config ]; then + $SRC_DIR/configure --prefix=$configure_prefix $configure_opts \ + --enable-assertions=$LLVM_ASSERTIONS \ + --enable-optimized=$LLVM_OPTIMIZED \ + --disable-bindings \ + || exit 1 +fi + +SUBVERSION=`echo $RC_ProjectSourceVersion | sed -e 's/[^.]*\.\([0-9]*\).*/\1/'` + +if [ "x$SUBVERSION" != "x$RC_ProjectSourceVersion" ]; then + LLVM_SUBMIT_SUBVERSION=`printf "%02d" $SUBVERSION` + RC_ProjectSourceVersion=`echo $RC_ProjectSourceVersion | sed -e 's/\..*//'` + LLVM_SUBMIT_VERSION=$RC_ProjectSourceVersion +fi + +if [ "x$LLVM_SUBMIT_SUBVERSION" = "x00" -o "x$LLVM_SUBMIT_SUBVERSION" = "x0" ]; then + LLVM_VERSION="$LLVM_SUBMIT_VERSION" +else + LLVM_VERSION="$LLVM_SUBMIT_VERSION-$LLVM_SUBMIT_SUBVERSION" +fi + +GCC_VER=`cc --version 2>/dev/null | sed 1q` + +if echo "$GCC_VER" | grep GCC > /dev/null; then + GCC_VER=`echo $GCC_VER | sed -e 's/.*(GCC) \([0-9.][0-9.]*\).*/\1/'` + MAJ_VER=`echo $GCC_VER | sed 's/\..*//'` + MIN_VER=`echo $GCC_VER | sed 's/[^.]*\.\([0-9]*\).*/\1/'` +fi + +JOBS_FLAG="" + +# Note: If compiling with GCC 4.0, don't pass the -jN flag. Building universal +# already has parallelism and we don't want to make the builders hit swap by +# firing off too many gccs at the same time. +if [ "x$MAJ_VER" != "x4" -o "x$MIN_VER" != "x0" ]; then + # Figure out how many make processes to run. + SYSCTL=`sysctl -n hw.activecpu` + + # hw.activecpu only available in 10.2.6 and later + if [ -z "$SYSCTL" ]; then + SYSCTL=`sysctl -n hw.ncpu` + fi + + # sysctl -n hw.* does not work when invoked via B&I chroot /BuildRoot. + # Builders can default to 2, since even if they are single processor, + # nothing else is running on the machine. + if [ -z "$SYSCTL" ]; then + SYSCTL=2 + fi + + JOBS_FLAG="-j $SYSCTL" +fi + +make $JOBS_FLAG $OPTIMIZE_OPTS UNIVERSAL=1 UNIVERSAL_ARCH="$HOSTS" \ + UNIVERSAL_SDK_PATH=$HOST_SDKROOT \ + NO_RUNTIME_LIBS=1 \ + DISABLE_EDIS=1 \ + LLVM_SUBMIT_VERSION=$LLVM_SUBMIT_VERSION \ + LLVM_SUBMIT_SUBVERSION=$LLVM_SUBMIT_SUBVERSION \ + CXXFLAGS="-DLLVM_VERSION_INFO='\" Apple Build #$LLVM_VERSION\"'" \ + VERBOSE=1 + +if [ $? != 0 ] ; then + echo "error: LLVM 'make' failed!" + exit 1 +fi + +################################################################################ +# Construct the actual destination root, by copying stuff from $DIR/dst-* to +# $DEST_DIR, with occasional 'lipo' commands. + +cd $DEST_DIR || exit 1 + +# Clean out DEST_DIR in case -noclean was passed to buildit. +rm -rf * || exit 1 + +cd $DIR/obj-llvm || exit 1 + +# Install the tree into the destination directory. +make $LOCAL_MAKEFLAGS $OPTIMIZE_OPTS UNIVERSAL=1 UNIVERSAL_ARCH="$HOSTS" \ + NO_RUNTIME_LIBS=1 \ + DISABLE_EDIS=1 \ + LLVM_SUBMIT_VERSION=$LLVM_SUBMIT_VERSION \ + LLVM_SUBMIT_SUBVERSION=$LLVM_SUBMIT_SUBVERSION \ + OPTIMIZE_OPTION='-O3' VERBOSE=1 install + +if ! test $? == 0 ; then + echo "error: LLVM 'make install' failed!" + exit 1 +fi + +# Install Version.h +LLVM_MINOR_VERSION=`echo $LLVM_SUBMIT_SUBVERSION | sed -e 's,0*\([1-9][0-9]*\),\1,'` +if [ "x$LLVM_MINOR_VERSION" = "x" ]; then + LLVM_MINOR_VERSION=0 +fi +RC_ProjectSourceSubversion=`printf "%d" $LLVM_MINOR_VERSION` +echo "#define LLVM_VERSION ${RC_ProjectSourceVersion}" > $DEST_DIR$DEST_ROOT/include/llvm/Version.h +echo "#define LLVM_MINOR_VERSION ${RC_ProjectSourceSubversion}" >> $DEST_DIR$DEST_ROOT/include/llvm/Version.h + +if [ "x$LLVM_DEBUG" != "x1" ]; then + # Strip local symbols from llvm libraries. + strip -S $DEST_DIR$DEST_ROOT/lib/*.[oa] + for f in `ls $DEST_DIR$DEST_ROOT/lib/*.so`; do + strip -Sx $f + done +fi + +# Copy over the tblgen utility. +cp `find $DIR -name tblgen` $DT_HOME/local/bin + +# Remove .dir files +cd $DEST_DIR$DEST_ROOT +rm -f bin/.dir etc/llvm/.dir lib/.dir + +# Remove PPC64 fat slices. +cd $DEST_DIR$DEST_ROOT/bin +if [ $MACOSX_DEPLOYMENT_TARGET = "10.4" ]; then + find . -perm 755 -type f \! \( -name '*gccas' -o -name '*gccld' -o -name llvm-config \) \ + -exec lipo -extract ppc -extract i386 {} -output {} \; +elif [ $MACOSX_DEPLOYMENT_TARGET = "10.5" ]; then + find . -perm 755 -type f \! \( -name '*gccas' -o -name '*gccld' -o -name llvm-config \) \ + -exec lipo -extract ppc7400 -extract i386 {} -output {} \; +else + find . -perm 755 -type f \! \( -name '*gccas' -o -name '*gccld' -o -name llvm-config \) \ + -exec lipo -extract ppc7400 -extract i386 -extract x86_64 {} -output {} \; +fi + +cd $DEST_DIR$DEST_ROOT +if [ "$INSTALL_LIBLTO" == yes ]; then + mkdir -p $DT_HOME/lib + mv lib/libLTO.dylib $DT_HOME/lib/libLTO.dylib + strip -S $DT_HOME/lib/libLTO.dylib +fi +rm -f lib/libLTO.a lib/libLTO.la + +# The Hello dylib is an example of how to build a pass. No need to install it. +rm lib/libLLVMHello.dylib + +# Compress manpages +MDIR=$DEST_DIR$DEST_ROOT/share/man/man1 +gzip -f $MDIR/* + +################################################################################ +# Create SYM_DIR with information required for debugging. + +# Figure out how many make processes to run. +SYSCTL=`sysctl -n hw.activecpu` + +# hw.activecpu only available in 10.2.6 and later +if [ -z "$SYSCTL" ]; then + SYSCTL=`sysctl -n hw.ncpu` +fi + +# sysctl -n hw.* does not work when invoked via B&I chroot /BuildRoot. Builders +# can default to 2, since even if they are single processor, nothing else is +# running on the machine. +if [ -z "$SYSCTL" ]; then + SYSCTL=2 +fi + +cd $SYM_DIR || exit 1 + +# Clean out SYM_DIR in case -noclean was passed to buildit. +rm -rf * || exit 1 + +# Generate .dSYM files +find $DEST_DIR -perm -0111 -type f \ + ! \( -name '*.la' -o -name gccas -o -name gccld -o -name llvm-config -o -name '*.a' \) \ + -print | xargs -n 1 -P ${SYSCTL} dsymutil + +# Save .dSYM files and .a archives +cd $DEST_DIR || exit 1 +find . \( -path \*.dSYM/\* -or -name \*.a \) -print \ + | cpio -pdml $SYM_DIR || exit 1 + +# Save source files. +mkdir $SYM_DIR/src || exit 1 +cd $DIR || exit 1 +find obj-* -name \*.\[chy\] -o -name \*.cpp -print \ + | cpio -pdml $SYM_DIR/src || exit 1 + +################################################################################ +# Remove debugging information from DEST_DIR. + +find $DEST_DIR -name \*.a -print | xargs ranlib || exit 1 +find $DEST_DIR -name \*.dSYM -print | xargs rm -r || exit 1 +chgrp -h -R wheel $DEST_DIR +chgrp -R wheel $DEST_DIR + +################################################################################ +# Remove tar ball from docs directory + +find $DEST_DIR -name html.tar.gz -exec rm {} \; + +################################################################################ +# symlinks so that B&I can find things + +if [ "$INSTALL_LIBLTO" == yes ]; then + mkdir -p $DEST_DIR/usr/lib/ + cd $DEST_DIR/usr/lib && \ + ln -s ../../$DEVELOPER_DIR/usr/lib/libLTO.dylib ./libLTO.dylib +fi + +################################################################################ +# w00t! Done! + +exit 0 |
