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
DEST_DIR="$DEST_DIR/Developer/Platforms/iPhoneOS.platform"
64
DEVELOPER_DIR="${DEVELOPER_DIR-Developer}"
65
if [ "x$RC_ProjectName" = "xllvmCore_EmbeddedHosted" ]; then
66
DT_HOME="$DEST_DIR/usr"
69
DT_HOME="$DEST_DIR/$DEVELOPER_DIR/usr"
72
DEST_ROOT="/$DEVELOPER_DIR$DEST_ROOT"
74
################################################################################
77
# Create the source tree we'll actually use to build, deleting
78
# tcl since it doesn't actually build properly in a cross environment
79
# and we don't really need it.
81
rm -rf $SRC_DIR || exit 1
82
mkdir $SRC_DIR || exit 1
83
ln -s $ORIG_SRC_DIR/* $SRC_DIR/ || exit 1
84
# We can't use the top-level Makefile as-is. Remove the soft link:
85
rm $SRC_DIR/Makefile || exit 1
86
# Now create our own by editing the top-level Makefile, deleting every line marked "Apple-style":
87
sed -e '/[Aa]pple-style/d' -e '/include.*GNUmakefile/d' $ORIG_SRC_DIR/Makefile > $SRC_DIR/Makefile || exit 1
89
# Build the LLVM tree universal.
90
mkdir -p $DIR/obj-llvm || exit 1
91
cd $DIR/obj-llvm || exit 1
94
if [ "x$RC_ProjectName" = "xllvmCore_EmbeddedHosted" ]; then
95
# The cross-tools' build process expects to find an existing cross toolchain
96
# under names like 'arm-apple-darwin$DARWIN_VERS-as'; so make them.
97
rm -rf $DIR/bin || exit 1
98
mkdir $DIR/bin || exit 1
99
for prog in ar nm ranlib strip lipo ld as ; do
100
P=$DIR/bin/arm-apple-darwin$DARWIN_VERS-${prog}
101
T=`xcrun -sdk $SDKROOT -find ${prog}`
102
echo '#!/bin/sh' > $P || exit 1
103
echo 'exec '$T' "$@"' >> $P || exit 1
104
chmod a+x $P || exit 1
106
# Try to use the platform llvm-gcc. Fall back to gcc if it's not available.
107
for prog in gcc g++ ; do
108
P=$DIR/bin/arm-apple-darwin$DARWIN_VERS-${prog}
109
# FIXME: Uncomment once llvm-gcc works for this
110
# T=`xcrun -find llvm-${prog}`
111
# if [ "x$T" = "x" ] ; then
112
T=`xcrun -sdk $SDKROOT -find ${prog}`
114
echo '#!/bin/sh' > $P || exit 1
115
echo 'exec '$T' -arch armv6 -isysroot '${SDKROOT}' "$@"' >> $P || exit 1
116
chmod a+x $P || exit 1
120
# otherwise, try to use llvm-gcc if it's available
121
elif [ $DARWIN_VERS -gt 9 ]; then
122
# If the user has set CC or CXX, respect their wishes. If not,
123
# compile with LLVM-GCC/LLVM-G++ if available; if LLVM is not
124
# available, fall back to usual GCC/G++ default.
125
savedPATH=$PATH ; PATH="/Developer/usr/bin:$PATH"
126
XTMPCC=$(which llvm-gcc)
127
if [ x$CC = x -a x$XTMPCC != x ] ; then export CC=$XTMPCC ; fi
128
XTMPCC=$(which llvm-g++)
129
if [ x$CXX = x -a x$XTMPCC != x ] ; then export CXX=$XTMPCC ; fi
131
unset XTMPCC savedPATH
135
if [ "x$RC_ProjectName" = "xllvmCore_EmbeddedHosted" ]; then
136
if [ \! -f Makefile.config ]; then
137
$SRC_DIR/configure --prefix=$DT_HOME \
138
--enable-targets=arm \
139
--host=arm-apple-darwin10 \
140
--target=arm-apple-darwin10 \
141
--build=i686-apple-darwin10 \
142
--enable-assertions=$LLVM_ASSERTIONS \
143
--enable-optimized=$LLVM_OPTIMIZED \
148
if [ \! -f Makefile.config ]; then
149
$SRC_DIR/configure --prefix=$DT_HOME/local \
150
--enable-targets=arm,x86,powerpc,cbe \
151
--enable-assertions=$LLVM_ASSERTIONS \
152
--enable-optimized=$LLVM_OPTIMIZED \
158
SUBVERSION=`echo $RC_ProjectSourceVersion | sed -e 's/[^.]*\.\([0-9]*\).*/\1/'`
160
if [ "x$SUBVERSION" != "x$RC_ProjectSourceVersion" ]; then
161
LLVM_SUBMIT_SUBVERSION=`printf "%02d" $SUBVERSION`
162
RC_ProjectSourceVersion=`echo $RC_ProjectSourceVersion | sed -e 's/\..*//'`
163
LLVM_SUBMIT_VERSION=$RC_ProjectSourceVersion
166
if [ "x$LLVM_SUBMIT_SUBVERSION" = "x00" -o "x$LLVM_SUBMIT_SUBVERSION" = "x0" ]; then
167
LLVM_VERSION="$LLVM_SUBMIT_VERSION"
169
LLVM_VERSION="$LLVM_SUBMIT_VERSION-$LLVM_SUBMIT_SUBVERSION"
172
GCC_VER=`cc --version 2>/dev/null | sed 1q`
174
if echo "$GCC_VER" | grep GCC > /dev/null; then
175
GCC_VER=`echo $GCC_VER | sed -e 's/.*(GCC) \([0-9.][0-9.]*\).*/\1/'`
176
MAJ_VER=`echo $GCC_VER | sed 's/\..*//'`
177
MIN_VER=`echo $GCC_VER | sed 's/[^.]*\.\([0-9]*\).*/\1/'`
182
# Note: If compiling with GCC 4.0, don't pass the -jN flag. Building universal
183
# already has parallelism and we don't want to make the builders hit swap by
184
# firing off too many gccs at the same time.
185
if [ "x$MAJ_VER" != "x4" -o "x$MIN_VER" != "x0" ]; then
186
# Figure out how many make processes to run.
187
SYSCTL=`sysctl -n hw.activecpu`
189
# hw.activecpu only available in 10.2.6 and later
190
if [ -z "$SYSCTL" ]; then
191
SYSCTL=`sysctl -n hw.ncpu`
194
# sysctl -n hw.* does not work when invoked via B&I chroot /BuildRoot.
195
# Builders can default to 2, since even if they are single processor,
196
# nothing else is running on the machine.
197
if [ -z "$SYSCTL" ]; then
201
JOBS_FLAG="-j $SYSCTL"
204
make $JOBS_FLAG $OPTIMIZE_OPTS UNIVERSAL=1 UNIVERSAL_ARCH="$TARGETS" \
205
UNIVERSAL_SDK_PATH=$HOST_SDKROOT \
207
LLVM_SUBMIT_VERSION=$LLVM_SUBMIT_VERSION \
208
LLVM_SUBMIT_SUBVERSION=$LLVM_SUBMIT_SUBVERSION \
209
CXXFLAGS="-DLLVM_VERSION_INFO='\" Apple Build #$LLVM_VERSION\"'" \
212
if [ $? != 0 ] ; then
213
echo "error: LLVM 'make' failed!"
217
################################################################################
218
# Construct the actual destination root, by copying stuff from $DIR/dst-* to
219
# $DEST_DIR, with occasional 'lipo' commands.
221
cd $DEST_DIR || exit 1
223
# Clean out DEST_DIR in case -noclean was passed to buildit.
226
cd $DIR/obj-llvm || exit 1
228
# Install the tree into the destination directory.
229
make $LOCAL_MAKEFLAGS $OPTIMIZE_OPTS UNIVERSAL=1 UNIVERSAL_ARCH="$TARGETS" \
231
LLVM_SUBMIT_VERSION=$LLVM_SUBMIT_VERSION \
232
LLVM_SUBMIT_SUBVERSION=$LLVM_SUBMIT_SUBVERSION \
233
OPTIMIZE_OPTION='-O3' VERBOSE=1 install
235
if ! test $? == 0 ; then
236
echo "error: LLVM 'make install' failed!"
241
LLVM_MINOR_VERSION=`echo $LLVM_SUBMIT_SUBVERSION | sed -e 's,0*\([1-9][0-9]*\),\1,'`
242
if [ "x$LLVM_MINOR_VERSION" = "x" ]; then
245
RC_ProjectSourceSubversion=`printf "%d" $LLVM_MINOR_VERSION`
246
echo "#define LLVM_VERSION ${RC_ProjectSourceVersion}" > $DEST_DIR$DEST_ROOT/include/llvm/Version.h
247
echo "#define LLVM_MINOR_VERSION ${RC_ProjectSourceSubversion}" >> $DEST_DIR$DEST_ROOT/include/llvm/Version.h
249
if [ "x$LLVM_DEBUG" != "x1" ]; then
250
# Strip local symbols from llvm libraries.
251
strip -S $DEST_DIR$DEST_ROOT/lib/*.[oa]
252
for f in `ls $DEST_DIR$DEST_ROOT/lib/*.so`; do
257
# Copy over the tblgen utility.
258
cp `find $DIR -name tblgen` $DT_HOME/local/bin
261
cd $DEST_DIR$DEST_ROOT
262
rm -f bin/.dir etc/llvm/.dir lib/.dir
264
# Remove PPC64 fat slices.
265
cd $DEST_DIR$DEST_ROOT/bin
266
if [ $MACOSX_DEPLOYMENT_TARGET = "10.4" ]; then
267
find . -perm 755 -type f \! \( -name '*gccas' -o -name '*gccld' -o -name llvm-config \) \
268
-exec lipo -extract ppc -extract i386 {} -output {} \;
269
elif [ $MACOSX_DEPLOYMENT_TARGET = "10.5" ]; then
270
find . -perm 755 -type f \! \( -name '*gccas' -o -name '*gccld' -o -name llvm-config \) \
271
-exec lipo -extract ppc7400 -extract i386 {} -output {} \;
273
find . -perm 755 -type f \! \( -name '*gccas' -o -name '*gccld' -o -name llvm-config \) \
274
-exec lipo -extract ppc7400 -extract i386 -extract x86_64 {} -output {} \;
277
cd $DEST_DIR$DEST_ROOT
278
mkdir -p $DT_HOME/lib
279
mv lib/libLTO.dylib $DT_HOME/lib/libLTO.dylib
280
strip -S $DT_HOME/lib/libLTO.dylib
281
rm -f lib/libLTO.a lib/libLTO.la
283
# The Hello dylib is an example of how to build a pass. No need to install it.
284
rm lib/libLLVMHello.dylib
287
MDIR=$DEST_DIR$DEST_ROOT/share/man/man1
290
################################################################################
291
# Create SYM_DIR with information required for debugging.
293
# Figure out how many make processes to run.
294
SYSCTL=`sysctl -n hw.activecpu`
296
# hw.activecpu only available in 10.2.6 and later
297
if [ -z "$SYSCTL" ]; then
298
SYSCTL=`sysctl -n hw.ncpu`
301
# sysctl -n hw.* does not work when invoked via B&I chroot /BuildRoot. Builders
302
# can default to 2, since even if they are single processor, nothing else is
303
# running on the machine.
304
if [ -z "$SYSCTL" ]; then
308
cd $SYM_DIR || exit 1
310
# Clean out SYM_DIR in case -noclean was passed to buildit.
313
# Generate .dSYM files
314
find $DEST_DIR -perm -0111 -type f \
315
! \( -name '*.la' -o -name gccas -o -name gccld -o -name llvm-config -o -name '*.a' \) \
316
-print | xargs -n 1 -P ${SYSCTL} dsymutil
318
# Save .dSYM files and .a archives
319
cd $DEST_DIR || exit 1
320
find . \( -path \*.dSYM/\* -or -name \*.a \) -print \
321
| cpio -pdml $SYM_DIR || exit 1
324
mkdir $SYM_DIR/src || exit 1
326
find obj-* -name \*.\[chy\] -o -name \*.cpp -print \
327
| cpio -pdml $SYM_DIR/src || exit 1
329
################################################################################
330
# Remove debugging information from DEST_DIR.
332
find $DEST_DIR -name \*.a -print | xargs ranlib || exit 1
333
find $DEST_DIR -name \*.dSYM -print | xargs rm -r || exit 1
334
chgrp -h -R wheel $DEST_DIR
335
chgrp -R wheel $DEST_DIR
337
################################################################################
338
# Remove tar ball from docs directory
340
find $DEST_DIR -name html.tar.gz -exec rm {} \;
342
################################################################################
343
# symlinks so that B&I can find things
348
ln -s ../../$DEVELOPER_DIR/usr/lib/libLTO.dylib ./libLTO.dylib
350
################################################################################