build_llvm revision 17fc13f00a7eed83cb8259c0594403fcae7fb492
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. 12# FIXME: HOSTS is not used in this script. Use it or Remove it. 13HOSTS="$1" 14 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. 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 nineth parameter is the version number of the submission, e.g. 1007. 46LLVM_SUBMIT_VERSION="$9" 47 48# The tenth parameter is the subversion number of the submission, e.g. 03. 49LLVM_SUBMIT_SUBVERSION="${10}" 50 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. 54DIR=`pwd` 55 56DARWIN_VERS=`uname -r | sed 's/\..*//'` 57echo DARWIN_VERS = $DARWIN_VERS 58 59if [ "x$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" 62elif [ "x$RC_ProjectName" = "xllvmCore_EmbeddedHosted" ]; then 63 DT_HOME=$DEST_DIR/usr 64 DEST_ROOT="/Developer$DEST_ROOT" 65 HOST_SDKROOT=$SDKROOT 66else 67 DT_HOME=$DEST_DIR/Developer/usr 68 DEST_ROOT="/Developer$DEST_ROOT" 69fi 70if [ "x$DEVELOPER_BIN" != "x" ]; then 71 if [ "x$RC_ProjectName" = "xllvmCore_Embedded" ]; then 72 DT_HOME=$DEST_DIR/Developer/Platforms/iPhoneOS.platform/$DEVELOPER_DIR/usr 73 else 74 DT_HOME=$DEST_DIR/$DEVELOPER_DIR/usr 75 fi 76 DEST_ROOT="/$DEVELOPER_DIR$DEST_ROOT" 77fi 78 79################################################################################ 80# Run the build. 81 82# Create the source tree we'll actually use to build, deleting 83# tcl since it doesn't actually build properly in a cross environment 84# and we don't really need it. 85SRC_DIR=$DIR/src 86rm -rf $SRC_DIR || exit 1 87mkdir $SRC_DIR || exit 1 88ln -s $ORIG_SRC_DIR/* $SRC_DIR/ || exit 1 89# We can't use the top-level Makefile as-is. Remove the soft link: 90rm $SRC_DIR/Makefile || exit 1 91# Now create our own by editing the top-level Makefile, deleting every line marked "Apple-style": 92sed -e '/[Aa]pple-style/d' -e '/include.*GNUmakefile/d' $ORIG_SRC_DIR/Makefile > $SRC_DIR/Makefile || exit 1 93 94# Build the LLVM tree universal. 95mkdir -p $DIR/obj-llvm || exit 1 96cd $DIR/obj-llvm || exit 1 97 98 99if [ "x$RC_ProjectName" = "xllvmCore_EmbeddedHosted" ]; then 100 # The cross-tools' build process expects to find an existing cross toolchain 101 # under names like 'arm-apple-darwin$DARWIN_VERS-as'; so make them. 102 rm -rf $DIR/bin || exit 1 103 mkdir $DIR/bin || exit 1 104 for prog in ar nm ranlib strip lipo ld as ; do 105 P=$DIR/bin/arm-apple-darwin$DARWIN_VERS-${prog} 106 T=`xcrun -sdk $SDKROOT -find ${prog}` 107 echo '#!/bin/sh' > $P || exit 1 108 echo 'exec '$T' "$@"' >> $P || exit 1 109 chmod a+x $P || exit 1 110 done 111 # Try to use the platform llvm-gcc. Fall back to gcc if it's not available. 112 for prog in gcc g++ ; do 113 P=$DIR/bin/arm-apple-darwin$DARWIN_VERS-${prog} 114# FIXME: Uncomment once llvm-gcc works for this 115# T=`xcrun -find llvm-${prog}` 116# if [ "x$T" = "x" ] ; then 117 T=`xcrun -sdk $SDKROOT -find ${prog}` 118# fi 119 echo '#!/bin/sh' > $P || exit 1 120 echo 'exec '$T' -arch armv6 -isysroot '${SDKROOT}' "$@"' >> $P || exit 1 121 chmod a+x $P || exit 1 122 done 123 124 PATH=$DIR/bin:$PATH 125# otherwise, try to use llvm-gcc if it's available 126elif [ $DARWIN_VERS -gt 9 ]; then 127 # If the user has set CC or CXX, respect their wishes. If not, 128 # compile with LLVM-GCC/LLVM-G++ if available; if LLVM is not 129 # available, fall back to usual GCC/G++ default. 130 savedPATH=$PATH ; PATH="/Developer/usr/bin:$PATH" 131 XTMPCC=$(which llvm-gcc) 132 if [ x$CC = x -a x$XTMPCC != x ] ; then export CC=$XTMPCC ; fi 133 XTMPCC=$(which llvm-g++) 134 if [ x$CXX = x -a x$XTMPCC != x ] ; then export CXX=$XTMPCC ; fi 135 PATH=$savedPATH 136 unset XTMPCC savedPATH 137fi 138 139 140if [ "x$RC_ProjectName" = "xllvmCore_EmbeddedHosted" ]; then 141 if [ \! -f Makefile.config ]; then 142 $SRC_DIR/configure --prefix=$DT_HOME \ 143 --enable-targets=arm \ 144 --host=arm-apple-darwin10 \ 145 --target=arm-apple-darwin10 \ 146 --build=i686-apple-darwin10 \ 147 --enable-assertions=$LLVM_ASSERTIONS \ 148 --enable-optimized=$LLVM_OPTIMIZED \ 149 --disable-bindings \ 150 || exit 1 151 fi 152else 153 if [ \! -f Makefile.config ]; then 154 $SRC_DIR/configure --prefix=$DT_HOME/local \ 155 --enable-targets=arm,x86,powerpc,cbe \ 156 --enable-assertions=$LLVM_ASSERTIONS \ 157 --enable-optimized=$LLVM_OPTIMIZED \ 158 --disable-bindings \ 159 || exit 1 160 fi 161fi 162 163SUBVERSION=`echo $RC_ProjectSourceVersion | sed -e 's/[^.]*\.\([0-9]*\).*/\1/'` 164 165if [ "x$SUBVERSION" != "x$RC_ProjectSourceVersion" ]; then 166 LLVM_SUBMIT_SUBVERSION=`printf "%02d" $SUBVERSION` 167 RC_ProjectSourceVersion=`echo $RC_ProjectSourceVersion | sed -e 's/\..*//'` 168 LLVM_SUBMIT_VERSION=$RC_ProjectSourceVersion 169fi 170 171if [ "x$LLVM_SUBMIT_SUBVERSION" = "x00" -o "x$LLVM_SUBMIT_SUBVERSION" = "x0" ]; then 172 LLVM_VERSION="$LLVM_SUBMIT_VERSION" 173else 174 LLVM_VERSION="$LLVM_SUBMIT_VERSION-$LLVM_SUBMIT_SUBVERSION" 175fi 176 177GCC_VER=`cc --version 2>/dev/null | sed 1q` 178 179if echo "$GCC_VER" | grep GCC > /dev/null; then 180 GCC_VER=`echo $GCC_VER | sed -e 's/.*(GCC) \([0-9.][0-9.]*\).*/\1/'` 181 MAJ_VER=`echo $GCC_VER | sed 's/\..*//'` 182 MIN_VER=`echo $GCC_VER | sed 's/[^.]*\.\([0-9]*\).*/\1/'` 183fi 184 185JOBS_FLAG="" 186 187# Note: If compiling with GCC 4.0, don't pass the -jN flag. Building universal 188# already has parallelism and we don't want to make the builders hit swap by 189# firing off too many gccs at the same time. 190if [ "x$MAJ_VER" != "x4" -o "x$MIN_VER" != "x0" ]; then 191 # Figure out how many make processes to run. 192 SYSCTL=`sysctl -n hw.activecpu` 193 194 # hw.activecpu only available in 10.2.6 and later 195 if [ -z "$SYSCTL" ]; then 196 SYSCTL=`sysctl -n hw.ncpu` 197 fi 198 199 # sysctl -n hw.* does not work when invoked via B&I chroot /BuildRoot. 200 # Builders can default to 2, since even if they are single processor, 201 # nothing else is running on the machine. 202 if [ -z "$SYSCTL" ]; then 203 SYSCTL=2 204 fi 205 206 JOBS_FLAG="-j $SYSCTL" 207fi 208 209make $JOBS_FLAG $OPTIMIZE_OPTS UNIVERSAL=1 UNIVERSAL_ARCH="$TARGETS" \ 210 UNIVERSAL_SDK_PATH=$HOST_SDKROOT \ 211 NO_RUNTIME_LIBS=1 \ 212 LLVM_SUBMIT_VERSION=$LLVM_SUBMIT_VERSION \ 213 LLVM_SUBMIT_SUBVERSION=$LLVM_SUBMIT_SUBVERSION \ 214 CXXFLAGS="-DLLVM_VERSION_INFO='\" Apple Build #$LLVM_VERSION\"'" \ 215 VERBOSE=1 216 217if [ $? != 0 ] ; then 218 echo "error: LLVM 'make' failed!" 219 exit 1 220fi 221 222################################################################################ 223# Construct the actual destination root, by copying stuff from $DIR/dst-* to 224# $DEST_DIR, with occasional 'lipo' commands. 225 226cd $DEST_DIR || exit 1 227 228# Clean out DEST_DIR in case -noclean was passed to buildit. 229rm -rf * || exit 1 230 231cd $DIR/obj-llvm || exit 1 232 233# Install the tree into the destination directory. 234make $LOCAL_MAKEFLAGS $OPTIMIZE_OPTS UNIVERSAL=1 UNIVERSAL_ARCH="$TARGETS" \ 235 NO_RUNTIME_LIBS=1 \ 236 LLVM_SUBMIT_VERSION=$LLVM_SUBMIT_VERSION \ 237 LLVM_SUBMIT_SUBVERSION=$LLVM_SUBMIT_SUBVERSION \ 238 OPTIMIZE_OPTION='-O3' VERBOSE=1 install 239 240if ! test $? == 0 ; then 241 echo "error: LLVM 'make install' failed!" 242 exit 1 243fi 244 245# Install Version.h 246RC_ProjectSourceSubversion=`printf "%d" $LLVM_SUBMIT_SUBVERSION` 247echo "#define LLVM_VERSION ${RC_ProjectSourceVersion}" > $DEST_DIR$DEST_ROOT/include/llvm/Version.h 248echo "#define LLVM_MINOR_VERSION ${RC_ProjectSourceSubversion}" >> $DEST_DIR$DEST_ROOT/include/llvm/Version.h 249 250if [ "x$LLVM_DEBUG" != "x1" ]; then 251 # Strip local symbols from llvm libraries. 252 strip -S $DEST_DIR$DEST_ROOT/lib/*.[oa] 253 for f in `ls $DEST_DIR$DEST_ROOT/lib/*.so`; do 254 strip -Sx $f 255 done 256fi 257 258# Copy over the tblgen utility. 259cp `find $DIR -name tblgen` $DT_HOME/local/bin 260 261# Remove .dir files 262cd $DEST_DIR$DEST_ROOT 263rm -f bin/.dir etc/llvm/.dir lib/.dir 264 265# Remove PPC64 fat slices. 266cd $DEST_DIR$DEST_ROOT/bin 267if [ $MACOSX_DEPLOYMENT_TARGET = "10.4" ]; then 268 find . -perm 755 -type f \! \( -name '*gccas' -o -name '*gccld' -o -name llvm-config \) \ 269 -exec lipo -extract ppc -extract i386 {} -output {} \; 270elif [ $MACOSX_DEPLOYMENT_TARGET = "10.5" ]; then 271 find . -perm 755 -type f \! \( -name '*gccas' -o -name '*gccld' -o -name llvm-config \) \ 272 -exec lipo -extract ppc7400 -extract i386 {} -output {} \; 273else 274 find . -perm 755 -type f \! \( -name '*gccas' -o -name '*gccld' -o -name llvm-config \) \ 275 -exec lipo -extract ppc7400 -extract i386 -extract x86_64 {} -output {} \; 276fi 277 278cd $DEST_DIR$DEST_ROOT 279mkdir -p $DT_HOME/lib 280mv lib/libLTO.dylib $DT_HOME/lib/libLTO.dylib 281strip -S $DT_HOME/lib/libLTO.dylib 282rm -f lib/libLTO.a lib/libLTO.la 283 284# The Hello dylib is an example of how to build a pass. No need to install it. 285rm lib/libLLVMHello.dylib 286 287# Compress manpages 288MDIR=$DEST_DIR$DEST_ROOT/share/man/man1 289gzip -f $MDIR/* 290 291################################################################################ 292# Create SYM_DIR with information required for debugging. 293 294# Figure out how many make processes to run. 295SYSCTL=`sysctl -n hw.activecpu` 296 297# hw.activecpu only available in 10.2.6 and later 298if [ -z "$SYSCTL" ]; then 299 SYSCTL=`sysctl -n hw.ncpu` 300fi 301 302# sysctl -n hw.* does not work when invoked via B&I chroot /BuildRoot. Builders 303# can default to 2, since even if they are single processor, nothing else is 304# running on the machine. 305if [ -z "$SYSCTL" ]; then 306 SYSCTL=2 307fi 308 309cd $SYM_DIR || exit 1 310 311# Clean out SYM_DIR in case -noclean was passed to buildit. 312rm -rf * || exit 1 313 314# Generate .dSYM files 315find $DEST_DIR -perm -0111 -type f \ 316 ! \( -name '*.la' -o -name gccas -o -name gccld -o -name llvm-config -o -name '*.a' \) \ 317 -print | xargs -n 1 -P ${SYSCTL} dsymutil 318 319# Save .dSYM files and .a archives 320cd $DEST_DIR || exit 1 321find . \( -path \*.dSYM/\* -or -name \*.a \) -print \ 322 | cpio -pdml $SYM_DIR || exit 1 323 324# Save source files. 325mkdir $SYM_DIR/src || exit 1 326cd $DIR || exit 1 327find obj-* -name \*.\[chy\] -o -name \*.cpp -print \ 328 | cpio -pdml $SYM_DIR/src || exit 1 329 330################################################################################ 331# Remove debugging information from DEST_DIR. 332 333find $DEST_DIR -name \*.a -print | xargs ranlib || exit 1 334find $DEST_DIR -name \*.dSYM -print | xargs rm -r || exit 1 335chgrp -h -R wheel $DEST_DIR 336chgrp -R wheel $DEST_DIR 337 338################################################################################ 339# Remove tar ball from docs directory 340 341find $DEST_DIR -name html.tar.gz -exec rm {} \; 342 343################################################################################ 344# w00t! Done! 345 346exit 0 347