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 = $DARWIN_VERS
59 if [ "x$RC_ProjectName" = "xllvmCore_Embedded" ]; then
60 DT_HOME=$DEST_DIR/Developer/Platforms/iPhoneOS.platform/Developer/usr
61 DEST_ROOT="/Developer/Platforms/iPhoneOS.platform/Developer$DEST_ROOT"
63 DT_HOME=$DEST_DIR/Developer/usr
64 DEST_ROOT="/Developer$DEST_ROOT"
66 if [ "x$DEVELOPER_BIN" != "x" ]; then
67 if [ "x$RC_ProjectName" = "xllvmCore_Embedded" ]; then
68 DT_HOME=$DEST_DIR/Developer/Platforms/iPhoneOS.platform/$DEVELOPER_DIR/usr
70 DT_HOME=$DEST_DIR/$DEVELOPER_DIR/usr
72 DEST_ROOT="/$DEVELOPER_DIR$DEST_ROOT"
75 ################################################################################
78 # Create the source tree we'll actually use to build, deleting
79 # tcl since it doesn't actually build properly in a cross environment
80 # and we don't really need it.
82 rm -rf $SRC_DIR || exit 1
83 mkdir $SRC_DIR || exit 1
84 ln -s $ORIG_SRC_DIR/* $SRC_DIR/ || exit 1
85 # We can't use the top-level Makefile as-is. Remove the soft link:
86 rm $SRC_DIR/Makefile || exit 1
87 # Now create our own by editing the top-level Makefile, deleting every line marked "Apple-style":
88 sed -e '/[Aa]pple-style/d' -e '/include.*GNUmakefile/d' $ORIG_SRC_DIR/Makefile > $SRC_DIR/Makefile || exit 1
90 # Build the LLVM tree universal.
91 mkdir -p $DIR/obj-llvm || exit 1
92 cd $DIR/obj-llvm || exit 1
94 # If the user has set CC or CXX, respect their wishes. If not,
95 # compile with LLVM-GCC/LLVM-G++ if available; if LLVM is not
96 # available, fall back to usual GCC/G++ default.
97 savedPATH=$PATH ; PATH="$PATH:/Developer/usr/bin"
98 XTMPCC=$(which llvm-gcc)
99 if [ x$CC = x -a x$XTMPCC != x ] ; then export CC=$XTMPCC ; fi
100 XTMPCC=$(which llvm-g++)
101 if [ x$CXX = x -a x$XTMPCC != x ] ; then export CXX=$XTMPCC ; fi
103 unset XTMPCC savedPATH
105 if [ \! -f Makefile.config ]; then
106 $SRC_DIR/configure --prefix=$DT_HOME/local \
107 --enable-targets=arm,x86,powerpc,cbe \
108 --enable-assertions=$LLVM_ASSERTIONS \
109 --enable-optimized=$LLVM_OPTIMIZED \
114 SUBVERSION=`echo $RC_ProjectSourceVersion | sed -e 's/[^.]*\.\([0-9]*\).*/\1/'`
116 if [ "x$SUBVERSION" != "x$RC_ProjectSourceVersion" ]; then
117 LLVM_SUBMIT_SUBVERSION=`printf "%02d" $SUBVERSION`
118 RC_ProjectSourceVersion=`echo $RC_ProjectSourceVersion | sed -e 's/\..*//'`
119 LLVM_SUBMIT_VERSION=$RC_ProjectSourceVersion
122 if [ "x$LLVM_SUBMIT_SUBVERSION" = "x00" -o "x$LLVM_SUBMIT_SUBVERSION" = "x0" ]; then
123 LLVM_VERSION="$LLVM_SUBMIT_VERSION"
125 LLVM_VERSION="$LLVM_SUBMIT_VERSION-$LLVM_SUBMIT_SUBVERSION"
128 GCC_VER=`cc --version 2>/dev/null | sed 1q`
130 if echo "$GCC_VER" | grep GCC > /dev/null; then
131 GCC_VER=`echo $GCC_VER | sed -e 's/.*(GCC) \([0-9.][0-9.]*\).*/\1/'`
132 MAJ_VER=`echo $GCC_VER | sed 's/\..*//'`
133 MIN_VER=`echo $GCC_VER | sed 's/[^.]*\.\([0-9]*\).*/\1/'`
138 # Note: If compiling with GCC 4.0, don't pass the -jN flag. Building universal
139 # already has parallelism and we don't want to make the builders hit swap by
140 # firing off too many gccs at the same time.
141 if [ "x$MAJ_VER" != "x4" -o "x$MIN_VER" != "x0" ]; then
142 # Figure out how many make processes to run.
143 SYSCTL=`sysctl -n hw.activecpu`
145 # hw.activecpu only available in 10.2.6 and later
146 if [ -z "$SYSCTL" ]; then
147 SYSCTL=`sysctl -n hw.ncpu`
150 # sysctl -n hw.* does not work when invoked via B&I chroot /BuildRoot.
151 # Builders can default to 2, since even if they are single processor,
152 # nothing else is running on the machine.
153 if [ -z "$SYSCTL" ]; then
157 JOBS_FLAG="-j $SYSCTL"
160 make $JOBS_FLAG $OPTIMIZE_OPTS UNIVERSAL=1 UNIVERSAL_ARCH="$TARGETS" \
162 LLVM_SUBMIT_VERSION=$LLVM_SUBMIT_VERSION \
163 LLVM_SUBMIT_SUBVERSION=$LLVM_SUBMIT_SUBVERSION \
164 CXXFLAGS="-DLLVM_VERSION_INFO='\" Apple Build #$LLVM_VERSION\"'" \
167 if [ $? != 0 ] ; then
168 echo "error: LLVM 'make' failed!"
172 ################################################################################
173 # Construct the actual destination root, by copying stuff from $DIR/dst-* to
174 # $DEST_DIR, with occasional 'lipo' commands.
176 cd $DEST_DIR || exit 1
178 # Clean out DEST_DIR in case -noclean was passed to buildit.
181 cd $DIR/obj-llvm || exit 1
183 # Install the tree into the destination directory.
184 make $LOCAL_MAKEFLAGS $OPTIMIZE_OPTS UNIVERSAL=1 UNIVERSAL_ARCH="$TARGETS" \
186 LLVM_SUBMIT_VERSION=$LLVM_SUBMIT_VERSION \
187 LLVM_SUBMIT_SUBVERSION=$LLVM_SUBMIT_SUBVERSION \
188 OPTIMIZE_OPTION='-O3' VERBOSE=1 install
190 if ! test $? == 0 ; then
191 echo "error: LLVM 'make install' failed!"
196 RC_ProjectSourceSubversion=`printf "%d" $LLVM_SUBMIT_SUBVERSION`
197 echo "#define LLVM_VERSION ${RC_ProjectSourceVersion}" > $DEST_DIR$DEST_ROOT/include/llvm/Version.h
198 echo "#define LLVM_MINOR_VERSION ${RC_ProjectSourceSubversion}" >> $DEST_DIR$DEST_ROOT/include/llvm/Version.h
200 if [ "x$LLVM_DEBUG" != "x1" ]; then
201 # Strip local symbols from llvm libraries.
202 strip -S $DEST_DIR$DEST_ROOT/lib/*.[oa]
203 for f in `ls $DEST_DIR$DEST_ROOT/lib/*.so`; do
208 # Copy over the tblgen utility.
209 cp `find $DIR -name tblgen` $DT_HOME/local/bin
212 cd $DEST_DIR$DEST_ROOT
213 rm -f bin/.dir etc/llvm/.dir lib/.dir
215 # Remove PPC64 fat slices.
216 cd $DEST_DIR$DEST_ROOT/bin
217 if [ $MACOSX_DEPLOYMENT_TARGET = "10.4" ]; then
218 find . -perm 755 -type f \! \( -name '*gccas' -o -name '*gccld' -o -name llvm-config \) \
219 -exec lipo -extract ppc -extract i386 {} -output {} \;
220 elif [ $MACOSX_DEPLOYMENT_TARGET = "10.5" ]; then
221 find . -perm 755 -type f \! \( -name '*gccas' -o -name '*gccld' -o -name llvm-config \) \
222 -exec lipo -extract ppc7400 -extract i386 {} -output {} \;
224 find . -perm 755 -type f \! \( -name '*gccas' -o -name '*gccld' -o -name llvm-config \) \
225 -exec lipo -extract ppc7400 -extract i386 -extract x86_64 {} -output {} \;
228 cd $DEST_DIR$DEST_ROOT
229 mkdir -p $DT_HOME/lib
230 mv lib/libLTO.dylib $DT_HOME/lib/libLTO.dylib
231 strip -S $DT_HOME/lib/libLTO.dylib
232 rm -f lib/libLTO.a lib/libLTO.la
234 # The Hello dylib is an example of how to build a pass. No need to install it.
235 rm lib/libLLVMHello.dylib
238 MDIR=$DEST_DIR$DEST_ROOT/share/man/man1
241 ################################################################################
242 # Create SYM_DIR with information required for debugging.
244 # Figure out how many make processes to run.
245 SYSCTL=`sysctl -n hw.activecpu`
247 # hw.activecpu only available in 10.2.6 and later
248 if [ -z "$SYSCTL" ]; then
249 SYSCTL=`sysctl -n hw.ncpu`
252 # sysctl -n hw.* does not work when invoked via B&I chroot /BuildRoot. Builders
253 # can default to 2, since even if they are single processor, nothing else is
254 # running on the machine.
255 if [ -z "$SYSCTL" ]; then
259 cd $SYM_DIR || exit 1
261 # Clean out SYM_DIR in case -noclean was passed to buildit.
264 # Generate .dSYM files
265 find $DEST_DIR -perm -0111 -type f \
266 ! \( -name '*.la' -o -name gccas -o -name gccld -o -name llvm-config -o -name '*.a' \) \
267 -print | xargs -n 1 -P ${SYSCTL} dsymutil
269 # Save .dSYM files and .a archives
270 cd $DEST_DIR || exit 1
271 find . \( -path \*.dSYM/\* -or -name \*.a \) -print \
272 | cpio -pdml $SYM_DIR || exit 1
275 mkdir $SYM_DIR/src || exit 1
277 find obj-* -name \*.\[chy\] -o -name \*.cpp -print \
278 | cpio -pdml $SYM_DIR/src || exit 1
280 ################################################################################
281 # Remove debugging information from DEST_DIR.
283 find $DEST_DIR -name \*.a -print | xargs ranlib || exit 1
284 find $DEST_DIR -name \*.dSYM -print | xargs rm -r || exit 1
285 chgrp -h -R wheel $DEST_DIR
286 chgrp -R wheel $DEST_DIR
288 ################################################################################
289 # Remove tar ball from docs directory
291 find $DEST_DIR -name html.tar.gz -exec rm {} \;
293 ################################################################################