6 # Build LLVM the "Apple way".
9 # The first parameter is a space-separated list of the architectures the
10 # compilers will run on. For instance, "ppc i386". If the current machine
11 # isn't in the list, it will (effectively) be added.
12 # FIXME: HOSTS is not used in this script. Use it or Remove it.
15 # The second parameter is a space-separated list of the architectures the
16 # compilers will generate code for. If the current machine isn't in the list, a
17 # compiler for it will get built anyway, but won't be installed.
20 # The third parameter is the path to the compiler sources. There should be a
21 # shell script named 'configure' in this directory. This script makes a copy...
24 # The fourth parameter is the location where the LLVM will be installed. You can
25 # move it once it's built, so this mostly controls the layout of $DEST_DIR.
28 # The fifth parameter is the place where the compiler will be copied once it's
32 # The sixth parameter is a directory in which to place information (like
33 # unstripped executables and generated source files) helpful in debugging the
37 # The seventh parameter is a yes/no that indicates whether assertions should be
38 # enabled in the LLVM libs/tools.
41 # The eighth parameter is a yes/no that indicates whether this is an optimized
45 # The nineth parameter is the version number of the submission, e.g. 1007.
46 LLVM_SUBMIT_VERSION="$9"
48 # The tenth parameter is the subversion number of the submission, e.g. 03.
49 LLVM_SUBMIT_SUBVERSION="${10}"
51 # The current working directory is where the build will happen. It may already
52 # contain a partial result of an interrupted build, in which case this script
53 # will continue where it left off.
56 DARWIN_VERS=`uname -r | sed 's/\..*//'`
57 echo DARWIN_VERS = $DARWIN_VERS
59 # If the user has CC set in their environment unset it now
62 DT_HOME=$DEST_DIR/Developer/usr
63 DEST_ROOT="/Developer$DEST_ROOT"
64 if [ "x$DEVELOPER_BIN" != "x" ]; then
65 DT_HOME=$DEST_DIR/$DEVELOPER_DIR/usr
66 DEST_ROOT="/$DEVELOPER_DIR$DEST_ROOT"
69 ################################################################################
72 # Create the source tree we'll actually use to build, deleting
73 # tcl since it doesn't actually build properly in a cross environment
74 # and we don't really need it.
76 rm -rf $SRC_DIR || exit 1
77 mkdir $SRC_DIR || exit 1
78 ln -s $ORIG_SRC_DIR/* $SRC_DIR/ || exit 1
80 # Build the LLVM tree universal.
81 mkdir -p $DIR/obj-llvm || exit 1
82 cd $DIR/obj-llvm || exit 1
84 if [ \! -f Makefile.config ]; then
85 $SRC_DIR/llvm/configure --prefix=$DT_HOME/local \
86 --enable-targets=arm,x86,powerpc,cbe \
87 --enable-assertions=$LLVM_ASSERTIONS \
88 --enable-optimized=$LLVM_OPTIMIZED \
92 SUBVERSION=`echo $RC_ProjectSourceVersion | sed -e 's/.*\.//'`
94 if [ "x$SUBVERSION" != "x$RC_ProjectSourceVersion" ]; then
95 LLVM_SUBMIT_SUBVERSION=`printf "%02d" $SUBVERSION`
96 RC_ProjectSourceVersion=`echo $RC_ProjectSourceVersion | sed -e 's/\..*//'`
97 LLVM_SUBMIT_VERSION=$RC_ProjectSourceVersion
100 if [ "x$LLVM_SUBMIT_SUBVERSION" = "x00" -o "x$LLVM_SUBMIT_SUBVERSION" = "x0" ]; then
101 LLVM_VERSION="$LLVM_SUBMIT_VERSION"
103 LLVM_VERSION="$LLVM_SUBMIT_VERSION-$LLVM_SUBMIT_SUBVERSION"
106 GCC_VER=`cc --version 2>/dev/null | sed 1q`
108 if echo "$GCC_VER" | grep GCC > /dev/null; then
109 GCC_VER=`echo $GCC_VER | sed -e 's/.*(GCC) \([0-9.][0-9.]*\).*/\1/'`
110 MAJ_VER=`echo $GCC_VER | sed 's/\..*//'`
111 MIN_VER=`echo $GCC_VER | sed 's/[^.]*\.\([0-9]*\).*/\1/'`
116 # Note: If compiling with GCC 4.0, don't pass the -jN flag. Building universal
117 # already has parallelism and we don't want to make the builders hit swap by
118 # firing off too many gccs at the same time.
119 if [ "x$MAJ_VER" != "x4" -o "x$MIN_VER" != "x0" ]; then
120 # Figure out how many make processes to run.
121 SYSCTL=`sysctl -n hw.activecpu`
123 # hw.activecpu only available in 10.2.6 and later
124 if [ -z "$SYSCTL" ]; then
125 SYSCTL=`sysctl -n hw.ncpu`
128 # sysctl -n hw.* does not work when invoked via B&I chroot /BuildRoot.
129 # Builders can default to 2, since even if they are single processor,
130 # nothing else is running on the machine.
131 if [ -z "$SYSCTL" ]; then
135 JOBS_FLAG="-j $SYSCTL"
138 make $JOBS_FLAG $OPTIMIZE_OPTS UNIVERSAL=1 UNIVERSAL_ARCH="$TARGETS" \
139 LLVM_SUBMIT_VERSION=$LLVM_SUBMIT_VERSION \
140 LLVM_SUBMIT_SUBVERSION=$LLVM_SUBMIT_SUBVERSION \
141 CXXFLAGS="-DLLVM_VERSION_INFO='\" Apple Build #$LLVM_VERSION\"'"
143 if ! test $? == 0 ; then
144 echo "error: LLVM 'make' failed!"
148 ################################################################################
149 # Construct the actual destination root, by copying stuff from $DIR/dst-* to
150 # $DEST_DIR, with occasional 'lipo' commands.
152 cd $DEST_DIR || exit 1
154 # Clean out DEST_DIR in case -noclean was passed to buildit.
157 cd $DIR/obj-llvm || exit 1
159 # Install the tree into the destination directory.
160 make $LOCAL_MAKEFLAGS $OPTIMIZE_OPTS UNIVERSAL=1 OPTIMIZE_OPTION='-O2' install
162 if ! test $? == 0 ; then
163 echo "error: LLVM 'make install' failed!"
168 RC_ProjectSourceSubversion=`printf "%d" $LLVM_SUBMIT_SUBVERSION`
169 echo "#define LLVM_VERSION ${RC_ProjectSourceVersion}" > $DEST_DIR$DEST_ROOT/include/llvm/Version.h
170 echo "#define LLVM_MINOR_VERSION ${RC_ProjectSourceSubversion}" >> $DEST_DIR$DEST_ROOT/include/llvm/Version.h
172 if [ "x$LLVM_DEBUG" != "x1" ]; then
173 # Strip local symbols from llvm libraries.
174 strip -S $DEST_DIR$DEST_ROOT/lib/*.[oa]
175 strip -Sx $DEST_DIR$DEST_ROOT/lib/*.so
179 cd $DEST_DIR$DEST_ROOT
180 rm bin/.dir etc/llvm/.dir lib/.dir
182 # Remove PPC64 fat slices.
183 cd $DEST_DIR$DEST_ROOT/bin
184 if [ $MACOSX_DEPLOYMENT_TARGET = "10.4" ]; then
185 find . -perm 755 -type f -exec lipo -extract ppc -extract i386 {} -output {} \;
186 elif [ $MACOSX_DEPLOYMENT_TARGET = "10.5" ]; then
187 find . -perm 755 -type f -exec lipo -extract ppc7400 -extract i386 {} -output {} \;
189 find . -perm 755 -type f -exec lipo -extract ppc7400 -extract i386 -extract x86_64 {} -output {} \;
192 cd $DEST_DIR$DEST_ROOT
193 mkdir -p $DT_HOME/lib
194 mv lib/libLTO.dylib $DT_HOME/lib/libLTO.dylib
195 rm -f lib/libLTO.a lib/libLTO.la
197 ################################################################################
198 # Create SYM_DIR with information required for debugging.
200 # Figure out how many make processes to run.
201 SYSCTL=`sysctl -n hw.activecpu`
203 # hw.activecpu only available in 10.2.6 and later
204 if [ -z "$SYSCTL" ]; then
205 SYSCTL=`sysctl -n hw.ncpu`
208 # sysctl -n hw.* does not work when invoked via B&I chroot /BuildRoot. Builders
209 # can default to 2, since even if they are single processor, nothing else is
210 # running on the machine.
211 if [ -z "$SYSCTL" ]; then
215 cd $SYM_DIR || exit 1
217 # Clean out SYM_DIR in case -noclean was passed to buildit.
220 # Generate .dSYM files
221 find $DEST_DIR -perm -0111 -type f ! \( -name '*.la' -o -name gccas -o -name gccld -o -name llvm-config \) -print \
222 | xargs -n 1 -P ${SYSCTL} dsymutil
224 # Save .dSYM files and .a archives
225 cd $DEST_DIR || exit 1
226 find . \( -path \*.dSYM/\* -or -name \*.a \) -print \
227 | cpio -pdml $SYM_DIR || exit 1
230 mkdir $SYM_DIR/src || exit 1
232 find obj-* -name \*.\[chy\] -o -name \*.cpp -print \
233 | cpio -pdml $SYM_DIR/src || exit 1
235 ################################################################################
236 # Remove debugging information from DEST_DIR.
238 find $DEST_DIR -name \*.a -print | xargs ranlib || exit 1
239 find $DEST_DIR -name \*.dSYM -print | xargs rm -r || exit 1
240 chgrp -h -R wheel $DEST_DIR
241 chgrp -R wheel $DEST_DIR
243 ################################################################################
244 # Remove tar ball from docs directory
246 find $DEST_DIR -name html.tar.gz -exec rm {} \;
248 ################################################################################