v8/tools/gcmole/bootstrap.sh

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#!/usr/bin/env bash
# Copyright 2013 the V8 project authors. All rights reserved.
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following
# disclaimer in the documentation and/or other materials provided
# with the distribution.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived
# from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
# This script will build libgcmole.so.
CLANG_RELEASE=2.9
THIS_DIR="$(dirname "${0}")"
LLVM_DIR="${THIS_DIR}/../../third_party/llvm"
CLANG_DIR="${LLVM_DIR}/tools/clang"
LLVM_REPO_URL=${LLVM_URL:-https://llvm.org/svn/llvm-project}
# Die if any command dies.
set -e
OS="$(uname -s)"
# Xcode and clang don't get along when predictive compilation is enabled.
# http://crbug.com/96315
if [[ "${OS}" = "Darwin" ]] && xcodebuild -version | grep -q 'Xcode 3.2' ; then
XCONF=com.apple.Xcode
if [[ "${GYP_GENERATORS}" != "make" ]] && \
[ "$(defaults read "${XCONF}" EnablePredictiveCompilation)" != "0" ]; then
echo
echo " HEARKEN!"
echo "You're using Xcode3 and you have 'Predictive Compilation' enabled."
echo "This does not work well with clang (http://crbug.com/96315)."
echo "Disable it in Preferences->Building (lower right), or run"
echo " defaults write ${XCONF} EnablePredictiveCompilation -boolean NO"
echo "while Xcode is not running."
echo
fi
SUB_VERSION=$(xcodebuild -version | sed -Ene 's/Xcode 3\.2\.([0-9]+)/\1/p')
if [[ "${SUB_VERSION}" < 6 ]]; then
echo
echo " YOUR LD IS BUGGY!"
echo "Please upgrade Xcode to at least 3.2.6."
echo
fi
fi
echo Getting LLVM r"${CLANG_RELEASE}" in "${LLVM_DIR}"
if ! svn co --force \
"${LLVM_REPO_URL}/llvm/branches/release_${CLANG_RELEASE/./}" \
"${LLVM_DIR}"; then
echo Checkout failed, retrying
rm -rf "${LLVM_DIR}"
svn co --force \
"${LLVM_REPO_URL}/llvm/branches/release_${CLANG_RELEASE/./}" \
"${LLVM_DIR}"
fi
echo Getting clang r"${CLANG_RELEASE}" in "${CLANG_DIR}"
svn co --force \
"${LLVM_REPO_URL}/cfe/branches/release_${CLANG_RELEASE/./}" \
"${CLANG_DIR}"
# Echo all commands
set -x
NUM_JOBS=3
if [[ "${OS}" = "Linux" ]]; then
NUM_JOBS="$(grep -c "^processor" /proc/cpuinfo)"
elif [ "${OS}" = "Darwin" ]; then
NUM_JOBS="$(sysctl -n hw.ncpu)"
fi
# Build clang.
cd "${LLVM_DIR}"
if [[ ! -f ./config.status ]]; then
../llvm/configure \
--enable-optimized \
--disable-threads \
--disable-pthreads \
--without-llvmgcc \
--without-llvmgxx
fi
MACOSX_DEPLOYMENT_TARGET=10.5 make -j"${NUM_JOBS}"
STRIP_FLAGS=
if [ "${OS}" = "Darwin" ]; then
# See http://crbug.com/256342
STRIP_FLAGS=-x
fi
strip ${STRIP_FLAGS} Release/bin/clang
cd -
# Build libgcmole.so
make -C "${THIS_DIR}" clean
make -C "${THIS_DIR}" LLVM_SRC_ROOT="${LLVM_DIR}" libgcmole.so
set +x
echo
echo You can now run gcmole using this command:
echo
echo CLANG_BIN=\"third_party/llvm/Release/bin\" lua tools/gcmole/gcmole.lua
echo