1#!/bin/bash 2# Copyright (c) 2012 The Chromium Authors. All rights reserved. 3# Use of this source code is governed by a BSD-style license that can be 4# found in the LICENSE file. 5 6# This script will check out llvm and clang, and then package the results up 7# to a tgz file. 8 9gcc_toolchain= 10 11# Parse command line options. 12while [[ $# > 0 ]]; do 13 case $1 in 14 --gcc-toolchain) 15 shift 16 if [[ $# == 0 ]]; then 17 echo "--gcc-toolchain requires an argument." 18 exit 1 19 fi 20 if [[ -x "$1/bin/gcc" ]]; then 21 gcc_toolchain=$1 22 else 23 echo "Invalid --gcc-toolchain: '$1'." 24 echo "'$1/bin/gcc' does not appear to be valid." 25 exit 1 26 fi 27 ;; 28 29 --help) 30 echo "usage: $0 [--gcc-toolchain <prefix>]" 31 echo 32 echo "--gcc-toolchain: Set the prefix for which GCC version should" 33 echo " be used for building. For example, to use gcc in" 34 echo " /opt/foo/bin/gcc, use '--gcc-toolchain '/opt/foo" 35 echo 36 exit 1 37 ;; 38 *) 39 echo "Unknown argument: '$1'." 40 echo "Use --help for help." 41 exit 1 42 ;; 43 esac 44 shift 45done 46 47 48THIS_DIR="$(dirname "${0}")" 49LLVM_DIR="${THIS_DIR}/../../../third_party/llvm" 50LLVM_BOOTSTRAP_DIR="${THIS_DIR}/../../../third_party/llvm-bootstrap" 51LLVM_BOOTSTRAP_INSTALL_DIR="${LLVM_DIR}/../llvm-bootstrap-install" 52LLVM_BUILD_DIR="${THIS_DIR}/../../../third_party/llvm-build" 53LLVM_BIN_DIR="${LLVM_BUILD_DIR}/Release+Asserts/bin" 54LLVM_LIB_DIR="${LLVM_BUILD_DIR}/Release+Asserts/lib" 55 56echo "Diff in llvm:" | tee buildlog.txt 57svn stat "${LLVM_DIR}" 2>&1 | tee -a buildlog.txt 58svn diff "${LLVM_DIR}" 2>&1 | tee -a buildlog.txt 59echo "Diff in llvm/tools/clang:" | tee -a buildlog.txt 60svn stat "${LLVM_DIR}/tools/clang" 2>&1 | tee -a buildlog.txt 61svn diff "${LLVM_DIR}/tools/clang" 2>&1 | tee -a buildlog.txt 62echo "Diff in llvm/projects/compiler-rt:" | tee -a buildlog.txt 63svn stat "${LLVM_DIR}/projects/compiler-rt" 2>&1 | tee -a buildlog.txt 64svn diff "${LLVM_DIR}/projects/compiler-rt" 2>&1 | tee -a buildlog.txt 65 66echo "Starting build" | tee -a buildlog.txt 67 68set -exu 69 70# Do a clobber build. 71rm -rf "${LLVM_BOOTSTRAP_DIR}" 72rm -rf "${LLVM_BOOTSTRAP_INSTALL_DIR}" 73rm -rf "${LLVM_BUILD_DIR}" 74extra_flags= 75if [[ -n "${gcc_toolchain}" ]]; then 76 extra_flags="--gcc-toolchain ${gcc_toolchain}" 77fi 78"${THIS_DIR}"/update.sh --bootstrap --force-local-build --run-tests \ 79 ${extra_flags} 2>&1 | tee -a buildlog.txt 80 81R=$("${LLVM_BIN_DIR}/clang" --version | \ 82 sed -ne 's/clang version .*(trunk \([0-9]*\))/\1/p') 83 84PDIR=clang-$R 85rm -rf $PDIR 86mkdir $PDIR 87mkdir $PDIR/bin 88mkdir $PDIR/lib 89 90if [ "$(uname -s)" = "Darwin" ]; then 91 SO_EXT="dylib" 92else 93 SO_EXT="so" 94fi 95 96# Copy buildlog over. 97cp buildlog.txt $PDIR/ 98 99# Copy clang into pdir, symlink clang++ to it. 100cp "${LLVM_BIN_DIR}/clang" $PDIR/bin/ 101(cd $PDIR/bin && ln -sf clang clang++) 102cp "${LLVM_BIN_DIR}/llvm-symbolizer" $PDIR/bin/ 103if [ "$(uname -s)" = "Darwin" ]; then 104 cp "${LLVM_BIN_DIR}/libc++.1.${SO_EXT}" $PDIR/bin/ 105 (cd $PDIR/bin && ln -sf libc++.1.dylib libc++.dylib) 106fi 107 108# Copy libc++ headers. 109if [ "$(uname -s)" = "Darwin" ]; then 110 mkdir $PDIR/include 111 cp -R "${LLVM_BOOTSTRAP_INSTALL_DIR}/include/c++" $PDIR/include 112fi 113 114# Copy plugins. Some of the dylibs are pretty big, so copy only the ones we 115# care about. 116cp "${LLVM_LIB_DIR}/libFindBadConstructs.${SO_EXT}" $PDIR/lib 117 118BLINKGCPLUGIN_LIBNAME=\ 119$(grep LIBRARYNAME "$THIS_DIR"/../blink_gc_plugin/Makefile \ 120 | cut -d ' ' -f 3) 121cp "${LLVM_LIB_DIR}/lib${BLINKGCPLUGIN_LIBNAME}.${SO_EXT}" $PDIR/lib 122 123if [[ -n "${gcc_toolchain}" ]]; then 124 # Copy the stdlibc++.so.6 we linked Clang against so it can run. 125 cp "${LLVM_LIB_DIR}/libstdc++.so.6" $PDIR/lib 126fi 127 128# Copy built-in headers (lib/clang/3.x.y/include). 129# libcompiler-rt puts all kinds of libraries there too, but we want only some. 130if [ "$(uname -s)" = "Darwin" ]; then 131 # Keep only the OSX (ASan and profile) and iossim (ASan) runtime libraries: 132 # Release+Asserts/lib/clang/*/lib/darwin/libclang_rt.{asan,profile}_* 133 find "${LLVM_LIB_DIR}/clang" -type f -path '*lib/darwin*' \ 134 ! -name '*asan_osx*' ! -name '*asan_iossim*' ! -name '*profile_osx*' | \ 135 xargs rm 136 # Fix LC_ID_DYLIB for the ASan dynamic libraries to be relative to 137 # @executable_path. 138 # TODO(glider): this is transitional. We'll need to fix the dylib name 139 # either in our build system, or in Clang. See also http://crbug.com/344836. 140 ASAN_DYLIB_NAMES="libclang_rt.asan_osx_dynamic.dylib 141 libclang_rt.asan_iossim_dynamic.dylib" 142 for ASAN_DYLIB_NAME in $ASAN_DYLIB_NAMES 143 do 144 ASAN_DYLIB=$(find "${LLVM_LIB_DIR}/clang" \ 145 -type f -path "*${ASAN_DYLIB_NAME}") 146 install_name_tool -id @executable_path/${ASAN_DYLIB_NAME} "${ASAN_DYLIB}" 147 done 148else 149 # Keep only 150 # Release+Asserts/lib/clang/*/lib/linux/libclang_rt.{[atm]san,san,ubsan,profile}-*.a 151 # , but not dfsan. 152 find "${LLVM_LIB_DIR}/clang" -type f -path '*lib/linux*' \ 153 ! -name '*[atm]san*' ! -name '*ubsan*' ! -name '*libclang_rt.san*' \ 154 ! -name '*profile*' | xargs rm 155 # Strip the debug info from the runtime libraries. 156 find "${LLVM_LIB_DIR}/clang" -type f -path '*lib/linux*' | xargs strip -g 157fi 158 159cp -R "${LLVM_LIB_DIR}/clang" $PDIR/lib 160 161tar zcf $PDIR.tgz -C $PDIR bin lib buildlog.txt 162 163if [ "$(uname -s)" = "Darwin" ]; then 164 PLATFORM=Mac 165else 166 PLATFORM=Linux_x64 167fi 168 169echo To upload, run: 170echo gsutil cp -a public-read $PDIR.tgz \ 171 gs://chromium-browser-clang/$PLATFORM/$PDIR.tgz 172