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Bill Wendling6902e842007-11-09 06:59:33 +00001#!/bin/sh
2# LLVM LOCAL file B&I
3
4set -x
5
Bill Wendling6902e842007-11-09 06:59:33 +00006# 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.
Devang Patel5250f1f2007-11-12 23:53:43 +000012# FIXME: HOSTS is not used in this script. Use it or Remove it.
13HOSTS="$1"
Bill Wendling6902e842007-11-09 06:59:33 +000014
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.
Devang Patel5250f1f2007-11-12 23:53:43 +000018TARGETS="$2"
Bill Wendling6902e842007-11-09 06:59:33 +000019
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 the version number of the submission, e.g. 1007.
38LLVM_SUBMIT_VERSION="$7"
39
40# The eighth parameter is the subversion number of the submission, e.g. 03.
41LLVM_SUBMIT_SUBVERSION="$8"
42
43# The nineth parameter is a yes/no that indicates whether assertions should be
44# enabled in the LLVM libs/tools.
45LLVM_ASSERTIONS="$9"
46
47# The current working directory is where the build will happen. It may already
48# contain a partial result of an interrupted build, in which case this script
49# will continue where it left off.
50DIR=`pwd`
51
52DARWIN_VERS=`uname -r | sed 's/\..*//'`
53echo DARWIN_VERS = $DARWIN_VERS
54
55# If the user has CC set in their environment unset it now
56unset CC
57
58# The B&I build srcript (~rc/bin/buildit) accepts an '-othercflags' command-line
59# flag, and captures the argument to that flag in $RC_NONARCH_CFLAGS (and
60# mysteriously prepends '-pipe' thereto). We will allow this to override the
61# default $CFLAGS and $CXXFLAGS.
62
63if [ "x$LLVM_DEBUG" == "x" ]; then
64 CFLAGS="-g -O2 ${RC_NONARCH_CFLAGS/-pipe/}"
65 OPTIMIZE_OPTS="ENABLE_OPTIMIZED=1"
66else
67 CFLAGS="-g"
68 OPTIMIZE_OPTS=
69fi
70
71################################################################################
72# Run the build.
73
74# Create the source tree we'll actually use to build, deleting
75# tcl since it doesn't actually build properly in a cross environment
76# and we don't really need it.
77SRC_DIR=$DIR/src
78rm -rf $SRC_DIR || exit 1
79mkdir $SRC_DIR || exit 1
80ln -s $ORIG_SRC_DIR/* $SRC_DIR/ || exit 1
81
82# Build the LLVM tree universal.
83mkdir -p $DIR/obj-llvm || exit 1
84cd $DIR/obj-llvm || exit 1
85
86if [ \! -f Makefile.config ]; then
87 $SRC_DIR/llvm/configure --prefix=$DEST_DIR$DEST_ROOT \
88 --enable-targets=x86,powerpc --enable-assertions=$LLVM_ASSERTIONS \
89 || exit 1
90fi
91
92if [ "x$LLVM_SUBMIT_SUBVERSION" = "x00" -o "x$LLVM_SUBMIT_SUBVERSION" = "x0" ]; then
93 LLVM_VERSION="$LLVM_SUBMIT_VERSION"
94else
95 LLVM_VERSION="$LLVM_SUBMIT_VERSION-$LLVM_SUBMIT_SUBVERSION"
96fi
97
98# Note: Don't pass -jN here. Building universal already has parallelism and we
99# don't want to make the builders hit swap by firing off too many gcc's at the
100# same time.
Devang Patel5250f1f2007-11-12 23:53:43 +0000101make $OPTIMIZE_OPTS UNIVERSAL=1 UNIVERSAL_ARCH="$TARGETS" \
Bill Wendling6902e842007-11-09 06:59:33 +0000102 CXXFLAGS="-DLLVM_VERSION_INFO='\" Apple Build #$LLVM_VERSION\"'"
103
104if ! test $? == 0 ; then
105 echo "error: LLVM 'make' failed!"
106 exit 1
107fi
108
Bill Wendling6902e842007-11-09 06:59:33 +0000109################################################################################
110# Construct the actual destination root, by copying stuff from $DIR/dst-* to
111# $DEST_DIR, with occasional 'lipo' commands.
112
113cd $DEST_DIR || exit 1
114
115# Clean out DEST_DIR in case -noclean was passed to buildit.
116rm -rf * || exit 1
117
118cd $DIR/obj-llvm || exit 1
119
120# Install the tree into the destination directory.
121make $LOCAL_MAKEFLAGS $OPTIMIZE_OPTS UNIVERSAL=1 OPTIMIZE_OPTION='-O2' install
122
123if ! test $? == 0 ; then
124 echo "error: LLVM 'make install' failed!"
125 exit 1
126fi
127
128# Install Version.h
129if [ "x$LLVM_SUBMIT_SUBVERSION" = "x00" -o "x$LLVM_SUBMIT_SUBVERSION" = "x0" ]; then
130 RC_ProjectSourceSubversion=0
131else
132 case "$LLVM_SUBMIT_SUBVERSION" in
133 01) RC_ProjectSourceSubversion=1 ;;
134 02) RC_ProjectSourceSubversion=2 ;;
135 03) RC_ProjectSourceSubversion=3 ;;
136 04) RC_ProjectSourceSubversion=4 ;;
137 05) RC_ProjectSourceSubversion=5 ;;
138 06) RC_ProjectSourceSubversion=6 ;;
139 07) RC_ProjectSourceSubversion=7 ;;
140 08) RC_ProjectSourceSubversion=8 ;;
141 09) RC_ProjectSourceSubversion=9 ;;
142 *) RC_ProjectSourceSubversion=$LLVM_SUBMIT_SUBVERSION ;;
143 esac
144fi
145
146echo "#define LLVM_VERSION ${RC_ProjectSourceVersion}" > $DEST_DIR$DEST_ROOT/include/llvm/Version.h
147echo "#define LLVM_MINOR_VERSION ${RC_ProjectSourceSubversion}" >> $DEST_DIR$DEST_ROOT/include/llvm/Version.h
148
149# Strip local symbols from llvm libraries.
150strip -S $DEST_DIR$DEST_ROOT/lib/*.[oa]
151strip -Sx $DEST_DIR$DEST_ROOT/lib/*.so
152
153# Remove .dir files
154cd $DEST_DIR$DEST_ROOT
155rm bin/.dir etc/llvm/.dir lib/.dir
156
157# Remove PPC64 fat slices.
158cd $DEST_DIR$DEST_ROOT/bin
159
160if [ $MACOSX_DEPLOYMENT_TARGET = "10.4" ]; then
161 find . -perm 755 -type f -exec lipo -extract ppc -extract i386 {} -output {} \;
162else
163 find . -perm 755 -type f -exec lipo -extract ppc7400 -extract i386 {} -output {} \;
164fi
165
166cd $DEST_DIR$DEST_ROOT
167lipo -extract ppc -extract i386 lib/LLVMlto.0.0.0.so -output lib/LLVMlto.0.0.0.so
168
Devang Patel0a45fa92007-11-30 23:27:57 +0000169# LTO is part of developer tools
Devang Patel57c4fc22007-12-01 00:24:50 +0000170LTO_HOME=$DEST_DIR//Developer/usr
Devang Patel0a45fa92007-11-30 23:27:57 +0000171if [ "x$DEVELOPER_BIN" != "x" ]; then
Devang Patel57c4fc22007-12-01 00:24:50 +0000172LTO_HOME=$DEST_DIR/$DEVELOPER_DIR/usr
Devang Patel0a45fa92007-11-30 23:27:57 +0000173fi
174
Devang Patel57c4fc22007-12-01 00:24:50 +0000175mkdir -p $LTO_HOME/lib
176mv lib/LLVMlto* $LTO_HOME/lib/.
177mkdir -p $LTO_HOME/include/llvm
178mv $DEST_DIR/usr/local/include/llvm/LinkTimeOptimizer.h $LTO_HOME/include/llvm/.
Devang Patel0a45fa92007-11-30 23:27:57 +0000179
Bill Wendling6902e842007-11-09 06:59:33 +0000180################################################################################
181# Create SYM_DIR with information required for debugging.
182
Bill Wendling553d22c2007-11-12 23:55:19 +0000183# Figure out how many make processes to run.
184SYSCTL=`sysctl -n hw.activecpu`
185
186# hw.activecpu only available in 10.2.6 and later
187if [ -z "$SYSCTL" ]; then
188 SYSCTL=`sysctl -n hw.ncpu`
189fi
190
191# sysctl -n hw.* does not work when invoked via B&I chroot /BuildRoot. Builders
192# can default to 2, since even if they are single processor, nothing else is
193# running on the machine.
194if [ -z "$SYSCTL" ]; then
195 SYSCTL=2
196fi
197
Bill Wendling6902e842007-11-09 06:59:33 +0000198cd $SYM_DIR || exit 1
199
200# Clean out SYM_DIR in case -noclean was passed to buildit.
201rm -rf * || exit 1
202
203# Generate .dSYM files
Bill Wendling18edd202007-12-18 19:21:52 +0000204find $DEST_DIR -perm -0111 -type f ! \( -name '*.la' -o -name gccas -o -name gccld -o -name llvm-config \) -print \
205 | xargs -n 1 -P ${SYSCTL} dsymutil
Bill Wendling6902e842007-11-09 06:59:33 +0000206
207# Save .dSYM files and .a archives
208cd $DEST_DIR || exit 1
209find . \( -path \*.dSYM/\* -or -name \*.a \) -print \
210 | cpio -pdml $SYM_DIR || exit 1
211
212# Save source files.
213mkdir $SYM_DIR/src || exit 1
214cd $DIR || exit 1
215find obj-* -name \*.\[chy\] -o -name \*.cpp -print \
216 | cpio -pdml $SYM_DIR/src || exit 1
217
218################################################################################
219# Remove debugging information from DEST_DIR.
220
221find $DEST_DIR -name \*.a -print | xargs ranlib || exit 1
222find $DEST_DIR -name \*.dSYM -print | xargs rm -r || exit 1
223chgrp -h -R wheel $DEST_DIR
224chgrp -R wheel $DEST_DIR
225
226################################################################################
227# w00t! Done!
228
229exit 0