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749 lines
26 KiB
749 lines
26 KiB
#!/usr/bin/env python
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#
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# Copyright (C) 2015 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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"""Builds the Android Clang toolchain."""
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import argparse
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import glob
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import logging
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import multiprocessing
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import os
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import pprint
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import subprocess
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import sys
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import version
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# Disable all the "too many/few methods/parameters" warnings and the like.
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# pylint: disable=design
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# Disable lint warnings for todo comments and the like.
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# pylint: disable=fixme
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# TODO: Add docstrings?
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# pylint: disable=missing-docstring
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THIS_DIR = os.path.realpath(os.path.dirname(__file__))
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ORIG_ENV = dict(os.environ)
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class Config(object):
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"""Container for global configuration options."""
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# Set True to skip all actions (log only). Controlled by --dry-run.
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dry_run = False
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def logger():
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"""Returns the default logger for the module."""
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return logging.getLogger(__name__)
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def android_path(*args):
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return os.path.realpath(os.path.join(THIS_DIR, '../..', *args))
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def build_path(*args):
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# Our multistage build directories will be placed under OUT_DIR if it is in
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# the environment. By default they will be placed under
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# $ANDROID_BUILD_TOP/out.
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top_out = ORIG_ENV.get('OUT_DIR', 'out')
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return os.path.join(top_out, *args)
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def short_version():
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return '.'.join([version.major, version.minor])
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def long_version():
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return '.'.join([version.major, version.minor, version.patch])
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def check_call(cmd, *args, **kwargs):
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"""Proxy for subprocess.check_call with logging and dry-run support."""
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import subprocess
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logger().info('check_call: %s', ' '.join(cmd))
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if 'env' in kwargs:
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# Rather than dump the whole environment to the terminal every time,
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# just print the difference between this call and our environment.
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# Note that this will not include environment that was *removed* from
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# os.environ.
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extra_env = dict(set(kwargs['env'].items()) - set(os.environ.items()))
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if len(extra_env) > 0:
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logger().info('check_call additional env:\n%s',
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pprint.pformat(extra_env))
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if not Config.dry_run:
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subprocess.check_call(cmd, *args, **kwargs)
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def install_file(src, dst):
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"""Proxy for shutil.copy2 with logging and dry-run support."""
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import shutil
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logger().info('copy %s %s', src, dst)
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if not Config.dry_run:
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shutil.copy2(src, dst)
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def install_directory(src, dst):
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"""Proxy for shutil.copytree with logging and dry-run support."""
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import shutil
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logger().info('copytree %s %s', src, dst)
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if not Config.dry_run:
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shutil.copytree(src, dst)
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def rmtree(path):
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"""Proxy for shutil.rmtree with logging and dry-run support."""
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import shutil
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logger().info('rmtree %s', path)
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if not Config.dry_run:
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shutil.rmtree(path)
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def rename(src, dst):
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"""Proxy for os.rename with logging and dry-run support."""
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logger().info('rename %s %s', src, dst)
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if not Config.dry_run:
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os.rename(src, dst)
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def makedirs(path):
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"""Proxy for os.makedirs with logging and dry-run support."""
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logger().info('makedirs %s', path)
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if not Config.dry_run:
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os.makedirs(path)
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def symlink(src, dst):
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"""Proxy for os.symlink with logging and dry-run support."""
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logger().info('symlink %s %s', src, dst)
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if not Config.dry_run:
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os.symlink(src, dst)
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def build(out_dir, prebuilts_path=None, prebuilts_version=None,
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build_all_clang_tools=None, build_all_llvm_tools=None,
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debug_clang=None, max_jobs=multiprocessing.cpu_count()):
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products = (
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'aosp_arm',
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'aosp_arm64',
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'aosp_mips',
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'aosp_mips64',
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'aosp_x86',
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'aosp_x86_64',
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)
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for product in products:
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build_product(out_dir, product, prebuilts_path, prebuilts_version,
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build_all_clang_tools, build_all_llvm_tools, debug_clang,
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max_jobs)
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def build_product(out_dir, product, prebuilts_path, prebuilts_version,
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build_all_clang_tools, build_all_llvm_tools, debug_clang,
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max_jobs):
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env = dict(ORIG_ENV)
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env['DISABLE_LLVM_DEVICE_BUILDS'] = 'true'
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env['DISABLE_RELOCATION_PACKER'] = 'true'
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env['FORCE_BUILD_LLVM_COMPONENTS'] = 'true'
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env['FORCE_BUILD_SANITIZER_SHARED_OBJECTS'] = 'true'
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env['OUT_DIR'] = out_dir
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env['SKIP_LLVM_TESTS'] = 'true'
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env['SOONG_ALLOW_MISSING_DEPENDENCIES'] = 'true'
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env['TARGET_BUILD_VARIANT'] = 'userdebug'
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env['TARGET_PRODUCT'] = product
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if debug_clang:
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env['FORCE_BUILD_LLVM_DEBUG'] = 'true'
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env['FORCE_BUILD_LLVM_DISABLE_NDEBUG'] = 'true'
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overrides = []
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if prebuilts_path is not None:
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overrides.append('LLVM_PREBUILTS_BASE={}'.format(prebuilts_path))
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if prebuilts_version is not None:
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overrides.append('LLVM_PREBUILTS_VERSION={}'.format(prebuilts_version))
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# Use at least 1 and at most all available CPUs (sanitize the user input).
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jobs_arg = '-j{}'.format(
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max(1, min(max_jobs, multiprocessing.cpu_count())))
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targets = ['clang-toolchain-minimal']
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if build_all_clang_tools:
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targets += ['clang-toolchain-full']
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if build_all_llvm_tools:
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targets += ['llvm-tools']
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check_call(['make', jobs_arg] + overrides + targets,
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cwd=android_path(), env=env)
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def package_toolchain(build_dir, build_name, host, dist_dir):
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package_name = 'clang-' + build_name
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install_host_dir = build_path('install', host)
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install_dir = os.path.join(install_host_dir, package_name)
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# Remove any previously installed toolchain so it doesn't pollute the
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# build.
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if os.path.exists(install_host_dir):
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rmtree(install_host_dir)
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install_toolchain(build_dir, install_dir, host, True)
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version_file_path = os.path.join(install_dir, 'AndroidVersion.txt')
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with open(version_file_path, 'w') as version_file:
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version_file.write('{}.{}.{}\n'.format(
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version.major, version.minor, version.patch))
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tarball_name = package_name + '-' + host
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package_path = os.path.join(dist_dir, tarball_name) + '.tar.bz2'
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logger().info('Packaging %s', package_path)
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args = [
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'tar', '-cjC', install_host_dir, '-f', package_path, package_name
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]
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check_call(args)
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def install_minimal_toolchain(build_dir, install_dir, host, strip):
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install_built_host_files(build_dir, install_dir, host, strip, minimal=True)
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install_headers(build_dir, install_dir, host)
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install_sanitizers(build_dir, install_dir, host)
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def install_toolchain(build_dir, install_dir, host, strip):
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install_built_host_files(build_dir, install_dir, host, strip)
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install_compiler_wrapper(install_dir, host)
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install_sanitizer_scripts(install_dir)
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install_scan_scripts(install_dir)
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install_analyzer_scripts(install_dir)
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install_headers(build_dir, install_dir, host)
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install_profile_rt(build_dir, install_dir, host)
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install_sanitizers(build_dir, install_dir, host)
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install_sanitizer_tests(build_dir, install_dir, host)
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install_libomp(build_dir, install_dir, host)
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install_license_files(install_dir)
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install_repo_prop(install_dir)
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def get_built_host_files(host, minimal):
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is_windows = host.startswith('windows')
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is_darwin = host.startswith('darwin-x86')
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bin_ext = '.exe' if is_windows else ''
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if is_windows:
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lib_ext = '.dll'
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elif is_darwin:
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lib_ext = '.dylib'
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else:
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lib_ext = '.so'
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built_files = [
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'bin/clang' + bin_ext,
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'bin/clang++' + bin_ext,
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]
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if not is_windows:
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built_files.extend(['lib64/libc++' + lib_ext])
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if minimal:
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return built_files
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built_files.extend([
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'bin/clang-format' + bin_ext,
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'bin/clang-tidy' + bin_ext,
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])
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if is_windows:
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built_files.extend([
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'bin/clang_32' + bin_ext,
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])
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else:
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built_files.extend([
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'bin/FileCheck' + bin_ext,
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'bin/llvm-as' + bin_ext,
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'bin/llvm-dis' + bin_ext,
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'bin/llvm-link' + bin_ext,
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'bin/llvm-symbolizer' + bin_ext,
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'lib64/libLLVM' + lib_ext,
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'lib64/LLVMgold' + lib_ext,
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])
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return built_files
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def install_built_host_files(build_dir, install_dir, host, strip, minimal=None):
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built_files = get_built_host_files(host, minimal)
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for built_file in built_files:
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dirname = os.path.dirname(built_file)
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install_path = os.path.join(install_dir, dirname)
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if not os.path.exists(install_path):
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makedirs(install_path)
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built_path = os.path.join(build_dir, 'host', host, built_file)
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install_file(built_path, install_path)
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file_name = os.path.basename(built_file)
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# Only strip bin files (not libs) on darwin.
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is_darwin = host.startswith('darwin-x86')
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if strip and (not is_darwin or built_file.startswith('bin/')):
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check_call(['strip', os.path.join(install_path, file_name)])
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def install_sanitizer_scripts(install_dir):
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script_path = android_path(
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'external/compiler-rt/lib/asan/scripts/asan_device_setup')
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install_file(script_path, os.path.join(install_dir, 'bin'))
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def install_analyzer_scripts(install_dir):
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"""Create and install bash scripts for invoking Clang for analysis."""
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analyzer_text = (
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'#!/bin/bash\n'
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'if [ "$1" != "-cc1" ]; then\n'
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' `dirname $0`/../clang{clang_suffix} -target {target} "$@"\n'
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'else\n'
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' # target/triple already spelled out.\n'
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' `dirname $0`/../clang{clang_suffix} "$@"\n'
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'fi\n'
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)
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arch_target_pairs = (
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('arm64-v8a', 'aarch64-none-linux-android'),
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('armeabi', 'armv5te-none-linux-androideabi'),
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('armeabi-v7a', 'armv7-none-linux-androideabi'),
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('armeabi-v7a-hard', 'armv7-none-linux-androideabi'),
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('mips', 'mipsel-none-linux-android'),
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('mips64', 'mips64el-none-linux-android'),
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('x86', 'i686-none-linux-android'),
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('x86_64', 'x86_64-none-linux-android'),
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)
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for arch, target in arch_target_pairs:
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arch_path = os.path.join(install_dir, 'bin', arch)
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makedirs(arch_path)
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analyzer_file_path = os.path.join(arch_path, 'analyzer')
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logger().info('Creating %s', analyzer_file_path)
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with open(analyzer_file_path, 'w') as analyzer_file:
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analyzer_file.write(
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analyzer_text.format(clang_suffix='', target=target))
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subprocess.check_call(['chmod', 'a+x', analyzer_file_path])
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analyzerpp_file_path = os.path.join(arch_path, 'analyzer++')
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logger().info('Creating %s', analyzerpp_file_path)
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with open(analyzerpp_file_path, 'w') as analyzerpp_file:
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analyzerpp_file.write(
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analyzer_text.format(clang_suffix='++', target=target))
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subprocess.check_call(['chmod', 'a+x', analyzerpp_file_path])
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def install_scan_scripts(install_dir):
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tools_install_dir = os.path.join(install_dir, 'tools')
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makedirs(tools_install_dir)
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tools = ('scan-build', 'scan-view')
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tools_dir = android_path('external/clang/tools')
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for tool in tools:
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tool_path = os.path.join(tools_dir, tool)
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install_path = os.path.join(install_dir, 'tools', tool)
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install_directory(tool_path, install_path)
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def install_headers(build_dir, install_dir, host):
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def should_copy(path):
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if os.path.basename(path) in ('Makefile', 'CMakeLists.txt'):
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return False
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_, ext = os.path.splitext(path)
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if ext == '.mk':
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return False
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return True
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headers_src = android_path('external/clang/lib/Headers')
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headers_dst = os.path.join(
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install_dir, 'lib64/clang', short_version(), 'include')
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makedirs(headers_dst)
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for header in os.listdir(headers_src):
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if not should_copy(header):
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continue
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install_file(os.path.join(headers_src, header), headers_dst)
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install_file(android_path('bionic/libc/include/stdatomic.h'), headers_dst)
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# arm_neon.h gets produced as part of external/clang/Android.bp.
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# We must bundle the resulting file as part of the official Clang headers.
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arm_neon_h = os.path.join(
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build_dir, 'soong/.intermediates/external/clang/clang-gen-arm-neon/gen/clang/Basic/arm_neon.h')
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install_file(arm_neon_h, headers_dst)
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symlink(short_version(),
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os.path.join(install_dir, 'lib64/clang', long_version()))
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def install_profile_rt(build_dir, install_dir, host):
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lib_dir = os.path.join(
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install_dir, 'lib64/clang', short_version(), 'lib/linux')
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makedirs(lib_dir)
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install_target_profile_rt(build_dir, lib_dir)
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# We only support profiling libs for Linux and Android.
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if host == 'linux-x86':
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install_host_profile_rt(build_dir, host, lib_dir)
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def install_target_profile_rt(build_dir, lib_dir):
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product_to_arch = {
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'generic': 'arm',
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'generic_arm64': 'aarch64',
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'generic_mips': 'mipsel',
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'generic_mips64': 'mips64el',
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'generic_x86': 'i686',
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'generic_x86_64': 'x86_64',
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}
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for product, arch in product_to_arch.items():
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product_dir = os.path.join(build_dir, 'target/product', product)
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static_libs = os.path.join(product_dir, 'obj/STATIC_LIBRARIES')
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built_lib = os.path.join(
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static_libs, 'libprofile_rt_intermediates/libprofile_rt.a')
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lib_name = 'libclang_rt.profile-{}-android.a'.format(arch)
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install_file(built_lib, os.path.join(lib_dir, lib_name))
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def install_host_profile_rt(build_dir, host, lib_dir):
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arch_to_obj_dir = {
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'i686': 'obj32',
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'x86_64': 'obj',
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}
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for arch, obj_dir in arch_to_obj_dir.items():
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static_libs = os.path.join(
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build_dir, 'host', host, obj_dir, 'STATIC_LIBRARIES')
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built_lib = os.path.join(
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static_libs, 'libprofile_rt_intermediates/libprofile_rt.a')
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lib_name = 'libclang_rt.profile-{}.a'.format(arch)
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install_file(built_lib, os.path.join(lib_dir, lib_name))
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def install_libomp(build_dir, install_dir, host):
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# libomp is not built for Darwin
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if host == 'darwin-x86':
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return
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lib_dir = os.path.join(
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install_dir, 'lib64/clang', short_version(), 'lib/linux')
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if not os.path.isdir(lib_dir):
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makedirs(lib_dir)
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product_to_arch = {
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'generic': 'arm',
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'generic_arm64': 'arm64',
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'generic_x86': 'x86',
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'generic_x86_64': 'x86_64',
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}
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for product, arch in product_to_arch.items():
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module = 'libomp-' + arch
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product_dir = os.path.join(build_dir, 'target/product', product)
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shared_libs = os.path.join(product_dir, 'obj/SHARED_LIBRARIES')
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built_lib = os.path.join(
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shared_libs,
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'{}_intermediates/PACKED/{}.so'.format(module, module))
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install_file(built_lib, os.path.join(lib_dir, module + '.so'))
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def install_sanitizers(build_dir, install_dir, host):
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headers_src = android_path('external/compiler-rt/include/sanitizer')
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clang_lib = os.path.join(install_dir, 'lib64/clang', short_version())
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headers_dst = os.path.join(clang_lib, 'include/sanitizer')
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lib_dst = os.path.join(clang_lib, 'lib/linux')
|
|
install_directory(headers_src, headers_dst)
|
|
|
|
if not os.path.exists(lib_dst):
|
|
makedirs(lib_dst)
|
|
|
|
if host == 'linux-x86':
|
|
install_host_sanitizers(build_dir, host, lib_dst)
|
|
|
|
# Tuples of (product, arch)
|
|
product_to_arch = (
|
|
('generic', 'arm'),
|
|
('generic_arm64', 'aarch64'),
|
|
('generic_x86', 'i686'),
|
|
('generic_mips', 'mips'),
|
|
('generic_mips64', 'mips64'),
|
|
)
|
|
|
|
sanitizers = ('asan', 'ubsan_standalone')
|
|
|
|
for product, arch in product_to_arch:
|
|
for sanitizer in sanitizers:
|
|
module = 'libclang_rt.{}-{}-android'.format(sanitizer, arch)
|
|
product_dir = os.path.join(build_dir, 'target/product', product)
|
|
lib_dir = os.path.join(product_dir, 'obj/SHARED_LIBRARIES',
|
|
'{}_intermediates'.format(module))
|
|
lib_name = '{}.so'.format(module)
|
|
built_lib = os.path.join(lib_dir, 'PACKED', lib_name)
|
|
install_file(built_lib, lib_dst)
|
|
|
|
|
|
# Also install the asan_test binaries. We need to do this because the
|
|
# platform sources for compiler-rt are potentially different from our
|
|
# toolchain sources. The only way to ensure that this test builds
|
|
# correctly is to make it a prebuilt based on our latest toolchain
|
|
# sources. Note that this is only created/compiled by the previous
|
|
# stage (usually stage1) compiler. We are not doing a subsequent
|
|
# compile with our stage2 binaries to construct any further
|
|
# device-targeted objects.
|
|
def install_sanitizer_tests(build_dir, install_dir, host):
|
|
# Tuples of (product, arch)
|
|
product_to_arch = (
|
|
('generic', 'arm'),
|
|
('generic_arm64', 'aarch64'),
|
|
('generic_x86', 'i686'),
|
|
('generic_mips', 'mips'),
|
|
('generic_mips64', 'mips64'),
|
|
)
|
|
|
|
for product, arch in product_to_arch:
|
|
product_dir = os.path.join(build_dir, 'target/product', product)
|
|
test_module = 'asan_test'
|
|
test_dir = os.path.join(product_dir, 'obj/EXECUTABLES',
|
|
'{}_intermediates'.format(test_module))
|
|
built_test = os.path.join(test_dir, 'PACKED', test_module)
|
|
test_dst = os.path.join(install_dir, 'test', arch, 'bin')
|
|
makedirs(test_dst)
|
|
install_file(built_test, test_dst)
|
|
|
|
|
|
def install_host_sanitizers(build_dir, host, lib_dst):
|
|
# Tuples of (name, multilib).
|
|
libs = (
|
|
('asan', True),
|
|
('asan_cxx', True),
|
|
('ubsan_standalone', True),
|
|
('ubsan_standalone_cxx', True),
|
|
('tsan', False),
|
|
('tsan_cxx', False),
|
|
)
|
|
|
|
obj32 = os.path.join(build_dir, 'host', host, 'obj32/STATIC_LIBRARIES')
|
|
obj64 = os.path.join(build_dir, 'host', host, 'obj/STATIC_LIBRARIES')
|
|
for lib, is_multilib in libs:
|
|
built_lib_name = 'lib{}.a'.format(lib)
|
|
|
|
obj64_dir = os.path.join(obj64, 'lib{}_intermediates'.format(lib))
|
|
lib64_name = 'libclang_rt.{}-x86_64.a'.format(lib)
|
|
built_lib64 = os.path.join(obj64_dir, built_lib_name)
|
|
install_file(built_lib64, os.path.join(lib_dst, lib64_name))
|
|
if is_multilib:
|
|
obj32_dir = os.path.join(obj32, 'lib{}_intermediates'.format(lib))
|
|
lib32_name = 'libclang_rt.{}-i686.a'.format(lib)
|
|
built_lib32 = os.path.join(obj32_dir, built_lib_name)
|
|
install_file(built_lib32, os.path.join(lib_dst, lib32_name))
|
|
|
|
|
|
def install_license_files(install_dir):
|
|
projects = (
|
|
'clang',
|
|
'clang-tools-extra',
|
|
'compiler-rt',
|
|
'libcxx',
|
|
'libcxxabi',
|
|
'libunwind_llvm',
|
|
'llvm',
|
|
'openmp_llvm'
|
|
)
|
|
|
|
notices = []
|
|
for project in projects:
|
|
project_path = android_path('external', project)
|
|
license_pattern = os.path.join(project_path, 'MODULE_LICENSE_*')
|
|
for license_file in glob.glob(license_pattern):
|
|
install_file(license_file, install_dir)
|
|
with open(os.path.join(project_path, 'NOTICE')) as notice_file:
|
|
notices.append(notice_file.read())
|
|
with open(os.path.join(install_dir, 'NOTICE'), 'w') as notice_file:
|
|
notice_file.write('\n'.join(notices))
|
|
|
|
|
|
def install_repo_prop(install_dir):
|
|
file_name = 'repo.prop'
|
|
|
|
dist_dir = os.environ.get('DIST_DIR')
|
|
if dist_dir is not None:
|
|
dist_repo_prop = os.path.join(dist_dir, file_name)
|
|
install_file(dist_repo_prop, install_dir)
|
|
else:
|
|
out_file = os.path.join(install_dir, file_name)
|
|
with open(out_file, 'w') as prop_file:
|
|
cmd = [
|
|
'repo', 'forall', '-c',
|
|
'echo $REPO_PROJECT $(git rev-parse HEAD)',
|
|
]
|
|
check_call(cmd, stdout=prop_file)
|
|
|
|
|
|
def install_compiler_wrapper(install_dir, host):
|
|
is_windows = host.startswith('windows')
|
|
bin_ext = '.exe' if is_windows else ''
|
|
|
|
built_files = [
|
|
'bin/clang' + bin_ext,
|
|
'bin/clang++' + bin_ext,
|
|
]
|
|
|
|
if is_windows:
|
|
built_files.extend([
|
|
'bin/clang_32' + bin_ext,
|
|
])
|
|
|
|
wrapper_dir = android_path('external/clang')
|
|
wrapper = os.path.join(wrapper_dir, 'compiler_wrapper')
|
|
|
|
for built_file in built_files:
|
|
old_file = os.path.join(install_dir, built_file)
|
|
new_file = os.path.join(install_dir, built_file + ".real")
|
|
rename(old_file, new_file)
|
|
install_file(wrapper, old_file)
|
|
|
|
|
|
def parse_args():
|
|
parser = argparse.ArgumentParser()
|
|
|
|
parser.add_argument('-j', action='store', dest='jobs', type=int,
|
|
default=multiprocessing.cpu_count(),
|
|
help='Specify number of executed jobs')
|
|
|
|
parser.add_argument(
|
|
'--build-name', default='dev', help='Release name for the package.')
|
|
parser.add_argument(
|
|
'--dry-run', action='store_true', default=False,
|
|
help='Skip running commands; just print.')
|
|
parser.add_argument(
|
|
'-v', '--verbose', action='store_true', default=False,
|
|
help='Print debug output.')
|
|
|
|
multi_stage_group = parser.add_mutually_exclusive_group()
|
|
multi_stage_group.add_argument(
|
|
'--multi-stage', action='store_true', default=True,
|
|
help='Perform multi-stage build (enabled by default).')
|
|
multi_stage_group.add_argument(
|
|
'--no-multi-stage', action='store_false', dest='multi_stage',
|
|
help='Do not perform multi-stage build.')
|
|
|
|
build_all_llvm_tools_group = parser.add_mutually_exclusive_group()
|
|
build_all_llvm_tools_group.add_argument(
|
|
'--build-all-llvm-tools', action='store_true', default=True,
|
|
help='Build all the LLVM tools/utilities.')
|
|
build_all_llvm_tools_group.add_argument(
|
|
'--no-build-all-llvm-tools', action='store_false',
|
|
dest='build_all_llvm_tools',
|
|
help='Do not build all the LLVM tools/utilities.')
|
|
|
|
build_debug_clang_group = parser.add_mutually_exclusive_group()
|
|
build_debug_clang_group.add_argument(
|
|
'--debug-clang', action='store_true', default=True,
|
|
help='Also generate a debug version of clang (enabled by default).')
|
|
build_debug_clang_group.add_argument(
|
|
'--no-debug-clang', action='store_false',
|
|
dest='debug_clang',
|
|
help='Skip generating a debug version of clang.')
|
|
|
|
return parser.parse_args()
|
|
|
|
|
|
def main():
|
|
args = parse_args()
|
|
log_level = logging.INFO
|
|
if args.verbose:
|
|
log_level = logging.DEBUG
|
|
logging.basicConfig(level=log_level)
|
|
|
|
logger().info('chdir %s', android_path())
|
|
os.chdir(android_path())
|
|
|
|
Config.dry_run = args.dry_run
|
|
|
|
if sys.platform.startswith('linux'):
|
|
hosts = ['linux-x86', 'windows-x86']
|
|
elif sys.platform == 'darwin':
|
|
hosts = ['darwin-x86']
|
|
else:
|
|
raise RuntimeError('Unsupported host: {}'.format(sys.platform))
|
|
|
|
stage_1_out_dir = build_path('stage1')
|
|
|
|
# For a multi-stage build, build a minimum clang for the first stage that is
|
|
# just enough to build the second stage.
|
|
is_stage1_final = not args.multi_stage
|
|
build(out_dir=stage_1_out_dir,
|
|
build_all_clang_tools=is_stage1_final,
|
|
build_all_llvm_tools=(is_stage1_final and args.build_all_llvm_tools),
|
|
max_jobs=args.jobs)
|
|
final_out_dir = stage_1_out_dir
|
|
if args.multi_stage:
|
|
stage_1_install_dir = build_path('stage1-install')
|
|
for host in hosts:
|
|
package_name = 'clang-' + args.build_name
|
|
install_host_dir = os.path.join(stage_1_install_dir, host)
|
|
install_dir = os.path.join(install_host_dir, package_name)
|
|
|
|
# Remove any previously installed toolchain so it doesn't pollute
|
|
# the build.
|
|
if os.path.exists(install_host_dir):
|
|
rmtree(install_host_dir)
|
|
|
|
install_minimal_toolchain(stage_1_out_dir, install_dir, host, True)
|
|
|
|
stage_2_out_dir = build_path('stage2')
|
|
build(out_dir=stage_2_out_dir, prebuilts_path=stage_1_install_dir,
|
|
prebuilts_version=package_name,
|
|
build_all_clang_tools=True,
|
|
build_all_llvm_tools=args.build_all_llvm_tools,
|
|
max_jobs=args.jobs)
|
|
final_out_dir = stage_2_out_dir
|
|
|
|
if args.debug_clang:
|
|
debug_clang_out_dir = build_path('debug')
|
|
build(out_dir=debug_clang_out_dir,
|
|
prebuilts_path=stage_1_install_dir,
|
|
prebuilts_version=package_name,
|
|
build_all_clang_tools=True,
|
|
build_all_llvm_tools=args.build_all_llvm_tools,
|
|
debug_clang=args.debug_clang,
|
|
max_jobs=args.jobs)
|
|
# Install the actual debug toolchain somewhere, so it is easier to
|
|
# use.
|
|
debug_package_name = 'clang-debug'
|
|
base_debug_install_dir = build_path('debug-install')
|
|
for host in hosts:
|
|
debug_install_host_dir = os.path.join(
|
|
base_debug_install_dir, host)
|
|
debug_install_dir = os.path.join(
|
|
debug_install_host_dir, debug_package_name)
|
|
if os.path.exists(debug_install_host_dir):
|
|
rmtree(debug_install_host_dir)
|
|
install_toolchain(
|
|
debug_clang_out_dir, debug_install_dir, host, False)
|
|
|
|
dist_dir = ORIG_ENV.get('DIST_DIR', final_out_dir)
|
|
for host in hosts:
|
|
package_toolchain(final_out_dir, args.build_name, host, dist_dir)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
print 'This script and llvm branch are deprecated and unmaintained.'
|
|
print 'Use the llvm-toolchain branch (repo init ... -b llvm-toolchain).'
|
|
print 'https://android.googlesource.com/toolchain/llvm_android/+/master'
|
|
sys.exit(0)
|