1#!/usr/bin/env bash 2 3# Copyright 2013 the V8 project authors. All rights reserved. 4# Redistribution and use in source and binary forms, with or without 5# modification, are permitted provided that the following conditions are 6# met: 7# 8# * Redistributions of source code must retain the above copyright 9# notice, this list of conditions and the following disclaimer. 10# * Redistributions in binary form must reproduce the above 11# copyright notice, this list of conditions and the following 12# disclaimer in the documentation and/or other materials provided 13# with the distribution. 14# * Neither the name of Google Inc. nor the names of its 15# contributors may be used to endorse or promote products derived 16# from this software without specific prior written permission. 17# 18# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 30# This script will build libgcmole.so as well as a corresponding recent 31# version of Clang and LLVM. The Clang will be built with the locally 32# installed compiler and statically link against the local libstdc++ so 33# that the resulting binary is easier transferable between different 34# environments. 35 36LLVM_RELEASE=9.0.1 37 38BUILD_TYPE="Release" 39# BUILD_TYPE="Debug" 40THIS_DIR="$(readlink -f "$(dirname "${0}")")" 41LLVM_PROJECT_DIR="${THIS_DIR}/bootstrap/llvm" 42BUILD_DIR="${THIS_DIR}/bootstrap/build" 43 44# Die if any command dies. 45set -e 46 47OS="$(uname -s)" 48 49# Xcode and clang don't get along when predictive compilation is enabled. 50# http://crbug.com/96315 51if [[ "${OS}" = "Darwin" ]] && xcodebuild -version | grep -q 'Xcode 3.2' ; then 52 XCONF=com.apple.Xcode 53 if [[ "${GYP_GENERATORS}" != "make" ]] && \ 54 [ "$(defaults read "${XCONF}" EnablePredictiveCompilation)" != "0" ]; then 55 echo 56 echo " HEARKEN!" 57 echo "You're using Xcode3 and you have 'Predictive Compilation' enabled." 58 echo "This does not work well with clang (http://crbug.com/96315)." 59 echo "Disable it in Preferences->Building (lower right), or run" 60 echo " defaults write ${XCONF} EnablePredictiveCompilation -boolean NO" 61 echo "while Xcode is not running." 62 echo 63 fi 64 65 SUB_VERSION=$(xcodebuild -version | sed -Ene 's/Xcode 3\.2\.([0-9]+)/\1/p') 66 if [[ "${SUB_VERSION}" < 6 ]]; then 67 echo 68 echo " YOUR LD IS BUGGY!" 69 echo "Please upgrade Xcode to at least 3.2.6." 70 echo 71 fi 72fi 73 74echo Getting LLVM release "${LLVM_RELEASE}" in "${LLVM_PROJECT_DIR}" 75if ! [ -d "${LLVM_PROJECT_DIR}" ] || ! git -C "${LLVM_PROJECT_DIR}" remote get-url origin | grep -q -F "https://github.com/llvm/llvm-project.git" ; then 76 rm -rf "${LLVM_PROJECT_DIR}" 77 git clone --depth=1 --branch "llvmorg-${LLVM_RELEASE}" "https://github.com/llvm/llvm-project.git" "${LLVM_PROJECT_DIR}" 78else 79 git -C "${LLVM_PROJECT_DIR}" fetch --depth=1 origin "llvmorg-${LLVM_RELEASE}" 80 git -C "${LLVM_PROJECT_DIR}" checkout FETCH_HEAD 81fi 82 83# Echo all commands 84set -x 85 86NUM_JOBS=3 87if [[ "${OS}" = "Linux" ]]; then 88 if [[ -e "/proc/cpuinfo" ]]; then 89 NUM_JOBS="$(grep -c "^processor" /proc/cpuinfo)" 90 else 91 # Hack when running in chroot 92 NUM_JOBS="32" 93 fi 94elif [ "${OS}" = "Darwin" ]; then 95 NUM_JOBS="$(sysctl -n hw.ncpu)" 96fi 97 98# Build clang. 99if [ ! -e "${BUILD_DIR}" ]; then 100 mkdir "${BUILD_DIR}" 101fi 102cd "${BUILD_DIR}" 103cmake -GNinja -DCMAKE_CXX_FLAGS="-static-libstdc++" -DLLVM_ENABLE_TERMINFO=OFF \ 104 -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DLLVM_ENABLE_PROJECTS=clang \ 105 -DLLVM_ENABLE_Z3_SOLVER=OFF "${LLVM_PROJECT_DIR}/llvm" 106MACOSX_DEPLOYMENT_TARGET=10.5 ninja -j"${NUM_JOBS}" clang 107 108if [[ "${BUILD_TYPE}" = "Release" ]]; then 109 # Strip the clang binary. 110 STRIP_FLAGS= 111 if [ "${OS}" = "Darwin" ]; then 112 # See http://crbug.com/256342 113 STRIP_FLAGS=-x 114 fi 115 strip ${STRIP_FLAGS} bin/clang 116fi 117cd - 118 119# Build libgcmole.so 120make -C "${THIS_DIR}" clean 121make -C "${THIS_DIR}" LLVM_SRC_ROOT="${LLVM_PROJECT_DIR}/llvm" \ 122 CLANG_SRC_ROOT="${LLVM_PROJECT_DIR}/clang" \ 123 BUILD_ROOT="${BUILD_DIR}" $BUILD_TYPE 124 125set +x 126 127echo '#########################################################################' 128echo 'Congratulations you compiled clang and libgcmole.so' 129echo 130echo '# You can now run gcmole:' 131echo 'tools/gcmole/gcmole.py \' 132echo ' --clang-bin-dir="tools/gcmole/bootstrap/build/bin" \' 133echo ' --clang-plugins-dir="tools/gcmole" \' 134echo ' --v8-target-cpu=$CPU' 135echo 136