1#!/bin/sh 2# LLVM LOCAL file B&I 3 4set -x 5 6# Build LLVM the "Apple way". 7# Parameters: 8 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. 12HOSTS="$1" 13 14# The second parameter is a space-separated list of the architectures the 15# compilers will generate code for. If the current machine isn't in the list, a 16# compiler for it will get built anyway, but won't be installed. 17# FIXME: The list of targets is currently hard-coded and TARGETS is not used. 18TARGETS="$2" 19 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... 22ORIG_SRC_DIR="$3" 23 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. 26DEST_ROOT="$4" 27 28# The fifth parameter is the place where the compiler will be copied once it's 29# built. 30DEST_DIR="$5" 31 32# The sixth parameter is a directory in which to place information (like 33# unstripped executables and generated source files) helpful in debugging the 34# resulting compiler. 35SYM_DIR="$6" 36 37# The seventh parameter is a yes/no that indicates whether assertions should be 38# enabled in the LLVM libs/tools. 39LLVM_ASSERTIONS="$7" 40 41# The eighth parameter is a yes/no that indicates whether this is an optimized 42# build. 43LLVM_OPTIMIZED="$8" 44 45# The ninth parameter is a yes/no that indicates whether libLTO.dylib 46# should be installed. 47INSTALL_LIBLTO="$9" 48 49# A yes/no parameter that controls whether to cross-build for an ARM host. 50ARM_HOSTED_BUILD="${10}" 51 52# A yes/no parameter that controls whether to cross-build for the iOS simulator 53IOS_SIM_BUILD="${11}" 54 55# The version number of the submission, e.g. 1007. 56LLVM_SUBMIT_VERSION="${12}" 57 58# The subversion number of the submission, e.g. 03. 59LLVM_SUBMIT_SUBVERSION="${13}" 60 61# The current working directory is where the build will happen. It may already 62# contain a partial result of an interrupted build, in which case this script 63# will continue where it left off. 64DIR=`pwd` 65 66DARWIN_VERS=`uname -r | sed 's/\..*//'` 67echo DARWIN_VERS = $DARWIN_VERS 68 69################################################################################ 70# Run the build. 71 72# Create the source tree we'll actually use to build, deleting 73# tcl since it doesn't actually build properly in a cross environment 74# and we don't really need it. 75SRC_DIR=$DIR/src 76rm -rf $SRC_DIR || exit 1 77mkdir $SRC_DIR || exit 1 78ln -s $ORIG_SRC_DIR/* $SRC_DIR/ || exit 1 79# We can't use the top-level Makefile as-is. Remove the soft link: 80rm $SRC_DIR/Makefile || exit 1 81# Now create our own by editing the top-level Makefile, deleting every line marked "Apple-style": 82sed -e '/[Aa]pple-style/d' -e '/include.*GNUmakefile/d' $ORIG_SRC_DIR/Makefile > $SRC_DIR/Makefile || exit 1 83 84# Build the LLVM tree universal. 85mkdir -p $DIR/obj-llvm || exit 1 86cd $DIR/obj-llvm || exit 1 87 88if [ "$ARM_HOSTED_BUILD" = yes ]; then 89 # The cross-tools' build process expects to find an existing cross toolchain 90 # under names like 'arm-apple-darwin$DARWIN_VERS-as'; so make them. 91 rm -rf $DIR/bin || exit 1 92 mkdir $DIR/bin || exit 1 93 for prog in ar nm ranlib strip lipo ld as ; do 94 P=$DIR/bin/arm-apple-darwin$DARWIN_VERS-${prog} 95 T=`xcrun -sdk $SDKROOT -find ${prog}` 96 echo '#!/bin/sh' > $P || exit 1 97 echo 'exec '$T' "$@"' >> $P || exit 1 98 chmod a+x $P || exit 1 99 done 100 # Set up the links for clang. 101 for prog in clang clang++ ; do 102 P=$DIR/bin/arm-apple-darwin$DARWIN_VERS-${prog} 103 T=`xcrun -sdk $SDKROOT -find ${prog}` 104 echo '#!/bin/sh' > $P || exit 1 105 echo 'exec '$T' -arch armv7 -isysroot '${SDKROOT}' "$@"' >> $P || exit 1 106 chmod a+x $P || exit 1 107 done 108 109 PATH=$DIR/bin:$PATH 110fi 111 112if [ "$ARM_HOSTED_BUILD" = yes ]; then 113 configure_opts="--enable-targets=arm --host=arm-apple-darwin10 \ 114 --target=arm-apple-darwin10 --build=i686-apple-darwin10" 115elif [ "$IOS_SIM_BUILD" = yes ]; then 116 # Use a non-standard "darwin_sim" host triple to trigger a cross-build. 117 configure_opts="--enable-targets=x86 --host=i686-apple-darwin_sim \ 118 --build=i686-apple-darwin10" 119else 120 configure_opts="--enable-targets=arm,x86,cbe" 121fi 122 123if [ \! -f Makefile.config ]; then 124 $SRC_DIR/configure --prefix=$DEST_DIR$DEST_ROOT $configure_opts \ 125 --enable-assertions=$LLVM_ASSERTIONS \ 126 --enable-optimized=$LLVM_OPTIMIZED \ 127 --disable-bindings \ 128 || exit 1 129fi 130 131SUBVERSION=`echo $RC_ProjectSourceVersion | sed -e 's/[^.]*\.\([0-9]*\).*/\1/'` 132 133if [ "x$SUBVERSION" != "x$RC_ProjectSourceVersion" ]; then 134 LLVM_SUBMIT_SUBVERSION=`printf "%02d" $SUBVERSION` 135 RC_ProjectSourceVersion=`echo $RC_ProjectSourceVersion | sed -e 's/\..*//'` 136 LLVM_SUBMIT_VERSION=$RC_ProjectSourceVersion 137fi 138 139if [ "x$LLVM_SUBMIT_SUBVERSION" = "x00" -o "x$LLVM_SUBMIT_SUBVERSION" = "x0" ]; then 140 LLVM_VERSION="$LLVM_SUBMIT_VERSION" 141else 142 LLVM_VERSION="$LLVM_SUBMIT_VERSION-$LLVM_SUBMIT_SUBVERSION" 143fi 144 145# Figure out how many make processes to run. 146SYSCTL=`sysctl -n hw.activecpu` 147# sysctl -n hw.* does not work when invoked via B&I chroot /BuildRoot. 148# Builders can default to 2, since even if they are single processor, 149# nothing else is running on the machine. 150if [ -z "$SYSCTL" ]; then 151 SYSCTL=2 152fi 153JOBS_FLAG="-j $SYSCTL" 154 155make $JOBS_FLAG $OPTIMIZE_OPTS UNIVERSAL=1 UNIVERSAL_ARCH="$HOSTS" \ 156 UNIVERSAL_SDK_PATH=$SDKROOT \ 157 NO_RUNTIME_LIBS=1 \ 158 DISABLE_EDIS=1 \ 159 DEBUG_SYMBOLS=1 \ 160 LLVM_SUBMIT_VERSION=$LLVM_SUBMIT_VERSION \ 161 LLVM_SUBMIT_SUBVERSION=$LLVM_SUBMIT_SUBVERSION \ 162 CXXFLAGS="-DLLVM_VERSION_INFO='\" Apple Build #$LLVM_VERSION\"'" \ 163 VERBOSE=1 164 165if [ $? != 0 ] ; then 166 echo "error: LLVM 'make' failed!" 167 exit 1 168fi 169 170################################################################################ 171# Construct the actual destination root, by copying stuff from $DIR/dst-* to 172# $DEST_DIR, with occasional 'lipo' commands. 173 174cd $DEST_DIR || exit 1 175 176# Clean out DEST_DIR in case -noclean was passed to buildit. 177rm -rf * || exit 1 178 179cd $DIR/obj-llvm || exit 1 180 181# Install the tree into the destination directory. 182make $LOCAL_MAKEFLAGS $OPTIMIZE_OPTS UNIVERSAL=1 UNIVERSAL_ARCH="$HOSTS" \ 183 NO_RUNTIME_LIBS=1 \ 184 DISABLE_EDIS=1 \ 185 DEBUG_SYMBOLS=1 \ 186 LLVM_SUBMIT_VERSION=$LLVM_SUBMIT_VERSION \ 187 LLVM_SUBMIT_SUBVERSION=$LLVM_SUBMIT_SUBVERSION \ 188 OPTIMIZE_OPTION='-O3' VERBOSE=1 install 189 190if ! test $? == 0 ; then 191 echo "error: LLVM 'make install' failed!" 192 exit 1 193fi 194 195# Install Version.h 196LLVM_MINOR_VERSION=`echo $LLVM_SUBMIT_SUBVERSION | sed -e 's,0*\([1-9][0-9]*\),\1,'` 197if [ "x$LLVM_MINOR_VERSION" = "x" ]; then 198 LLVM_MINOR_VERSION=0 199fi 200RC_ProjectSourceSubversion=`printf "%d" $LLVM_MINOR_VERSION` 201echo "#define LLVM_VERSION ${RC_ProjectSourceVersion}" > $DEST_DIR$DEST_ROOT/include/llvm/Version.h 202echo "#define LLVM_MINOR_VERSION ${RC_ProjectSourceSubversion}" >> $DEST_DIR$DEST_ROOT/include/llvm/Version.h 203 204# Find the right version of strip to use. 205STRIP=strip 206if [ -n "$SDKROOT" ]; then 207 STRIP=`xcrun -sdk $SDKROOT -find strip` 208fi 209 210if [ "x$LLVM_DEBUG" != "x1" ]; then 211 # Strip local symbols from llvm libraries. 212 # 213 # Use '-l' to strip i386 modules. N.B. that flag doesn't work with kext or 214 # PPC objects! 215 $STRIP -Sl $DEST_DIR$DEST_ROOT/lib/*.[oa] 216 for f in `ls $DEST_DIR$DEST_ROOT/lib/*.so`; do 217 $STRIP -Sxl $f 218 done 219fi 220 221# Copy over the tblgen utility. 222cp `find $DIR -name tblgen` $DEST_DIR$DEST_ROOT/bin 223 224# Remove .dir files 225cd $DEST_DIR$DEST_ROOT 226rm -f bin/.dir etc/llvm/.dir lib/.dir 227 228# Remove PPC64 fat slices. 229cd $DEST_DIR$DEST_ROOT/bin 230if [ $MACOSX_DEPLOYMENT_TARGET = "10.4" ]; then 231 find . -perm 755 -type f \! \( -name '*gccas' -o -name '*gccld' -o -name llvm-config \) \ 232 -exec lipo -extract ppc -extract i386 {} -output {} \; 233elif [ $MACOSX_DEPLOYMENT_TARGET = "10.5" ]; then 234 find . -perm 755 -type f \! \( -name '*gccas' -o -name '*gccld' -o -name llvm-config \) \ 235 -exec lipo -extract ppc7400 -extract i386 {} -output {} \; 236else 237 find . -perm 755 -type f \! \( -name '*gccas' -o -name '*gccld' -o -name llvm-config \) \ 238 -exec lipo -extract i386 -extract x86_64 {} -output {} \; 239fi 240 241# The Hello dylib is an example of how to build a pass. 242# The BugpointPasses module is only used to test bugpoint. 243# These unversioned dylibs cause verification failures, so do not install them. 244# (The wildcards are used to match a "lib" prefix if it is present.) 245rm $DEST_DIR$DEST_ROOT/lib/*LLVMHello.dylib 246rm $DEST_DIR$DEST_ROOT/lib/*BugpointPasses.dylib 247 248# Compress manpages 249MDIR=$DEST_DIR$DEST_ROOT/share/man/man1 250gzip -f $MDIR/* 251 252################################################################################ 253# Create SYM_DIR with information required for debugging. 254 255# Figure out how many make processes to run. 256SYSCTL=`sysctl -n hw.activecpu` 257 258# hw.activecpu only available in 10.2.6 and later 259if [ -z "$SYSCTL" ]; then 260 SYSCTL=`sysctl -n hw.ncpu` 261fi 262 263# sysctl -n hw.* does not work when invoked via B&I chroot /BuildRoot. Builders 264# can default to 2, since even if they are single processor, nothing else is 265# running on the machine. 266if [ -z "$SYSCTL" ]; then 267 SYSCTL=2 268fi 269 270cd $SYM_DIR || exit 1 271 272# Clean out SYM_DIR in case -noclean was passed to buildit. 273rm -rf * || exit 1 274 275# Generate .dSYM files 276find $DEST_DIR -perm -0111 -type f \ 277 ! \( -name '*.la' -o -name gccas -o -name gccld -o -name llvm-config -o -name '*.a' \) \ 278 -print | xargs -n 1 -P ${SYSCTL} dsymutil 279 280# Save .dSYM files and .a archives 281cd $DEST_DIR || exit 1 282find . \( -path \*.dSYM/\* -or -name \*.a \) -print \ 283 | cpio -pdml $SYM_DIR || exit 1 284 285# Save source files. 286mkdir $SYM_DIR/src || exit 1 287cd $DIR || exit 1 288find obj-* -name \*.\[chy\] -o -name \*.cpp -print \ 289 | cpio -pdml $SYM_DIR/src || exit 1 290 291################################################################################ 292# Install and strip libLTO.dylib 293 294cd $DEST_DIR$DEST_ROOT 295if [ "$INSTALL_LIBLTO" = "yes" ]; then 296 DT_HOME="$DEST_DIR/Developer/usr" 297 mkdir -p $DT_HOME/lib 298 mv lib/libLTO.dylib $DT_HOME/lib/libLTO.dylib 299 300 # Save a copy of the unstripped dylib 301 mkdir -p $SYM_DIR/Developer/usr/lib 302 cp $DT_HOME/lib/libLTO.dylib $SYM_DIR/Developer/usr/lib/libLTO.dylib 303 304 # Use '-l' to strip i386 modules. N.B. that flag doesn't work with kext or 305 # PPC objects! 306 $STRIP -arch all -Sl $DT_HOME/lib/libLTO.dylib 307 308 if [ "x$DISABLE_USR_LINKS" == "x" ]; then 309 # Add a symlink in /usr/lib for B&I. 310 mkdir -p $DEST_DIR/usr/lib/ 311 (cd $DEST_DIR/usr/lib && \ 312 ln -s ../../Developer/usr/lib/libLTO.dylib ./libLTO.dylib) 313 fi 314else 315 rm -f lib/libLTO.dylib 316fi 317rm -f lib/libLTO.a lib/libLTO.la 318 319# Omit lto.h from the result. Clang will supply. 320find $DEST_DIR$DEST_ROOT -name lto.h -delete 321 322################################################################################ 323# Remove debugging information from DEST_DIR. 324 325cd $DIR || exit 1 326 327find $DEST_DIR -name \*.a -print | xargs ranlib || exit 1 328find $DEST_DIR -name \*.dSYM -print | xargs rm -r || exit 1 329 330# Strip debugging information from files 331# 332# Use '-l' to strip i386 modules. N.B. that flag doesn't work with kext or 333# PPC objects! 334find $DEST_DIR -perm -0111 -type f \ 335 ! \( -name '*.la' -o -name gccas -o -name gccld -o -name llvm-config \) \ 336 -print | xargs -n 1 -P ${SYSCTL} $STRIP -arch all -Sl 337 338chgrp -h -R wheel $DEST_DIR 339chgrp -R wheel $DEST_DIR 340 341################################################################################ 342# Remove the docs directory 343 344rm -rf $DEST_DIR$DEST_ROOT/docs 345 346################################################################################ 347# w00t! Done! 348 349exit 0 350