| #!/usr/bin/env python |
| # |
| # Copyright (C) 2017 The Android Open Source Project |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| # pylint: disable=not-callable, relative-import |
| |
| import argparse |
| import multiprocessing |
| import os |
| import shutil |
| import subprocess |
| |
| import build |
| import compiler_wrapper |
| import utils |
| |
| TARGETS = ('aosp_angler-eng', 'aosp_bullhead-eng', 'aosp_marlin-eng') |
| DEFAULT_TIDY_CHECKS = ('*', '-readability-*', '-google-readability-*', |
| '-google-runtime-references', '-cppcoreguidelines-*', |
| '-modernize-*', '-clang-analyzer-alpha*') |
| |
| # We may introduce some new warnings after rebasing and we need to disable them |
| # before we fix those warnings. |
| DISABLED_WARNINGS = [ |
| '-Wno-error=defaulted-function-deleted', |
| '-Wno-error=string-plus-int', |
| '-fsplit-lto-unit', |
| ] |
| |
| |
| class ClangProfileHandler(object): |
| |
| def __init__(self): |
| self.profiles_dir = utils.out_path('clang-profiles') |
| self.profiles_format = os.path.join(self.profiles_dir, '%4m.profraw') |
| |
| def getProfileFileEnvVar(self): |
| return ('LLVM_PROFILE_FILE', self.profiles_format) |
| |
| def mergeProfiles(self): |
| stage1_install = utils.out_path('stage1-install') |
| profdata = os.path.join(stage1_install, 'bin', 'llvm-profdata') |
| |
| profdata_file = build.pgo_profdata_filename() |
| |
| dist_dir = os.environ.get('DIST_DIR', utils.out_path()) |
| out_file = os.path.join(dist_dir, profdata_file) |
| |
| cmd = [profdata, 'merge', '-o', out_file, self.profiles_dir] |
| subprocess.check_call(cmd) |
| |
| |
| def parse_args(): |
| parser = argparse.ArgumentParser() |
| parser.add_argument('android_path', help='Android source directory.') |
| parser.add_argument( |
| '--clang-path', |
| nargs='?', |
| help='Directory with a previously built Clang.') |
| parser.add_argument( |
| '--clang-package-path', |
| nargs='?', |
| help='Directory of a pre-packaged (.tar.bz2) Clang. ' |
| 'Toolchain extracted from the package will be used.') |
| parser.add_argument( |
| '-k', |
| '--keep-going', |
| action='store_true', |
| default=False, |
| help='Keep going when some targets ' |
| 'cannot be built.') |
| parser.add_argument( |
| '-j', |
| action='store', |
| dest='jobs', |
| type=int, |
| default=multiprocessing.cpu_count(), |
| help='Number of executed jobs.') |
| parser.add_argument( |
| '--build-only', |
| action='store_true', |
| default=False, |
| help='Build default targets only.') |
| parser.add_argument( |
| '--flashall-path', |
| nargs='?', |
| help='Use internal ' |
| 'flashall tool if the path is set.') |
| parser.add_argument( |
| '-t', |
| '--target', |
| nargs='?', |
| help='Build for specified ' |
| 'target. This will work only when --build-only is ' |
| 'enabled.') |
| parser.add_argument( |
| '--with-tidy', |
| action='store_true', |
| default=False, |
| help='Enable clang tidy for Android build.') |
| clean_built_target_group = parser.add_mutually_exclusive_group() |
| clean_built_target_group.add_argument( |
| '--clean-built-target', |
| action='store_true', |
| default=True, |
| help='Clean output for each target that is built.') |
| clean_built_target_group.add_argument( |
| '--no-clean-built-target', |
| action='store_false', |
| dest='clean_built_target', |
| help='Do not remove target output.') |
| redirect_stderr_group = parser.add_mutually_exclusive_group() |
| redirect_stderr_group.add_argument( |
| '--redirect-stderr', |
| action='store_true', |
| default=True, |
| help='Redirect clang stderr to $OUT/clang-error.log.') |
| redirect_stderr_group.add_argument( |
| '--no-redirect-stderr', |
| action='store_false', |
| dest='redirect_stderr', |
| help='Do not redirect clang stderr.') |
| |
| parser.add_argument( |
| '--generate-clang-profile', |
| action='store_true', |
| default=False, |
| dest='profile', |
| help='Build instrumented compiler and gather profiles') |
| |
| parser.add_argument( |
| '--no-pgo', |
| action='store_true', |
| default=False, |
| help='Do not use PGO profile to build stage2 Clang (defaults to False)') |
| |
| args = parser.parse_args() |
| if args.profile and not args.no_pgo: |
| parser.error( |
| '--no-pgo must be specified along with --generate-clang-profile') |
| if args.clang_path and args.clang_package_path: |
| parser.error('Only one of --clang-path and --clang-package-path must' |
| 'be specified') |
| |
| return args |
| |
| |
| def link_clang(android_base, clang_path): |
| android_clang_path = os.path.join(android_base, 'prebuilts', |
| 'clang', 'host', |
| utils.build_os_type(), 'clang-dev') |
| utils.remove(android_clang_path) |
| os.symlink(os.path.abspath(clang_path), android_clang_path) |
| |
| |
| def get_connected_device_list(): |
| try: |
| # Get current connected device list. |
| out = subprocess.check_output(['adb', 'devices', '-l'], universal_newlines=True) |
| devices = [x.split() for x in out.strip().split('\n')[1:]] |
| return devices |
| except subprocess.CalledProcessError: |
| # If adb is not working properly. Return empty list. |
| return [] |
| |
| |
| def rm_current_product_out(): |
| if 'ANDROID_PRODUCT_OUT' in os.environ: |
| utils.remove(os.environ['ANDROID_PRODUCT_OUT']) |
| |
| |
| def build_target(android_base, clang_version, target, max_jobs, redirect_stderr, |
| with_tidy, profiler=None): |
| jobs = '-j{}'.format(max(1, min(max_jobs, multiprocessing.cpu_count()))) |
| env_out = subprocess.Popen( |
| [ |
| 'bash', '-c', '. ./build/envsetup.sh;' |
| 'lunch ' + target + ' >/dev/null && env' |
| ], |
| cwd=android_base, |
| stdout=subprocess.PIPE) |
| env = {} |
| for line in env_out.stdout: |
| (key, _, value) = line.partition('=') |
| value = value.strip() |
| env[key] = value |
| env_out.communicate() |
| |
| if redirect_stderr: |
| redirect_key = compiler_wrapper.STDERR_REDIRECT_KEY |
| if 'DIST_DIR' in env: |
| redirect_path = os.path.join(env['DIST_DIR'], 'logs', |
| 'clang-error.log') |
| else: |
| redirect_path = os.path.abspath( |
| os.path.join(android_base, 'out', 'clang-error.log')) |
| utils.remove(redirect_path) |
| env[redirect_key] = redirect_path |
| fallback_path = build.clang_prebuilt_bin_dir() |
| env[compiler_wrapper.PREBUILT_COMPILER_PATH_KEY] = fallback_path |
| env[compiler_wrapper.DISABLED_WARNINGS_KEY] = ' '.join( |
| DISABLED_WARNINGS) |
| |
| env['LLVM_PREBUILTS_VERSION'] = 'clang-dev' |
| env['LLVM_RELEASE_VERSION'] = clang_version.long_version() |
| |
| if with_tidy: |
| env['WITH_TIDY'] = '1' |
| if 'DEFAULT_GLOBAL_TIDY_CHECKS' not in env: |
| env['DEFAULT_GLOBAL_TIDY_CHECKS'] = ','.join(DEFAULT_TIDY_CHECKS) |
| |
| modules = ['dist'] |
| if profiler is not None: |
| # Build only a subset of targets and collect profiles |
| modules = ['libc', 'libLLVM_android-host64'] |
| |
| key, val = profiler.getProfileFileEnvVar() |
| env[key] = val |
| |
| modulesList = ' '.join(modules) |
| print 'Start building target %s and modules %s.' % (target, modulesList) |
| subprocess.check_call( |
| ['/bin/bash', '-c', 'build/soong/soong_ui.bash --make-mode ' + jobs + \ |
| ' ' + modulesList], |
| cwd=android_base, |
| env=env) |
| |
| |
| def test_device(android_base, clang_version, device, max_jobs, clean_output, |
| flashall_path, redirect_stderr, with_tidy): |
| [label, target] = device[-1].split(':') |
| # If current device is not connected correctly we will just skip it. |
| if label != 'device': |
| print 'Device %s is not connecting correctly.' % device[0] |
| return True |
| else: |
| target = 'aosp_' + target + '-eng' |
| try: |
| build_target(android_base, clang_version, target, max_jobs, |
| redirect_stderr, with_tidy) |
| if flashall_path is None: |
| bin_path = os.path.join(android_base, 'out', 'host', |
| utils.build_os_type(), 'bin') |
| subprocess.check_call( |
| ['./adb', '-s', device[0], 'reboot', 'bootloader'], |
| cwd=bin_path) |
| subprocess.check_call( |
| ['./fastboot', '-s', device[0], 'flashall'], cwd=bin_path) |
| else: |
| os.environ['ANDROID_SERIAL'] = device[0] |
| subprocess.check_call(['./flashall'], cwd=flashall_path) |
| result = True |
| except subprocess.CalledProcessError: |
| print 'Flashing/testing android for target %s failed!' % target |
| result = False |
| if clean_output: |
| rm_current_product_out() |
| return result |
| |
| |
| def build_clang(instrumented=False, pgo=True): |
| stage1_install = utils.out_path('stage1-install') |
| stage2_install = utils.out_path('stage2-install') |
| |
| # LLVM tool llvm-profdata from stage1 is needed to merge the collected |
| # profiles. Build all LLVM tools if building instrumented stage2 |
| build.build_stage1(stage1_install, build_name='dev', |
| build_llvm_tools=instrumented) |
| |
| profdata = None |
| if pgo: |
| long_version = build.extract_clang_long_version(stage1_install) |
| profdata = build.pgo_profdata_file(long_version) |
| |
| build.build_stage2( |
| stage1_install, |
| stage2_install, |
| build.STAGE2_TARGETS, |
| build_name='dev', |
| build_instrumented=instrumented, |
| profdata_file=profdata) |
| build.build_runtimes(stage2_install) |
| |
| build.package_toolchain( |
| stage2_install, |
| 'dev', |
| utils.build_os_type(), |
| dist_dir=None, |
| strip=True, |
| create_tar=False) |
| |
| clang_path = build.get_package_install_path(utils.build_os_type(), 'clang-dev') |
| version = build.extract_clang_version(clang_path) |
| return clang_path, version |
| |
| |
| def extract_packaged_clang(package_path): |
| # Find package to extract |
| tarballs = [f for f in os.listdir(package_path) if \ |
| f.endswith('.tar.bz2') and 'linux' in f] |
| if len(tarballs) != 1: |
| raise RuntimeError( |
| 'No clang packages (.tar.bz2) found in ' + package_path) |
| |
| tarball = os.path.join(package_path, tarballs[0]) |
| |
| # Extract package to $OUT_DIR/extracted |
| extract_dir = utils.out_path('extracted') |
| if os.path.exists(extract_dir): |
| utils.rm_tree(extract_dir) |
| build.check_create_path(extract_dir) |
| |
| args = ['tar', '-xjC', extract_dir, '-f', tarball] |
| subprocess.check_call(args) |
| |
| # Find and return a singleton subdir |
| extracted = os.listdir(extract_dir) |
| if len(extracted) != 1: |
| raise RuntimeError( |
| 'Expected one file from package. Found: ' + ' '.join(extracted)) |
| |
| clang_path = os.path.join(extract_dir, extracted[0]) |
| if not os.path.isdir(clang_path): |
| raise RuntimeError('Extracted path is not a dir: ' + clang_path) |
| |
| return clang_path |
| |
| |
| def main(): |
| args = parse_args() |
| if args.clang_path is not None: |
| clang_path = args.clang_path |
| clang_version = build.extract_clang_version(clang_path) |
| elif args.clang_package_path is not None: |
| clang_path = extract_packaged_clang(args.clang_package_path) |
| clang_version = build.extract_clang_version(clang_path) |
| else: |
| clang_path, clang_version = build_clang( |
| instrumented=args.profile, pgo=(not args.no_pgo)) |
| link_clang(args.android_path, clang_path) |
| |
| if args.build_only: |
| profiler = ClangProfileHandler() if args.profile else None |
| |
| targets = [args.target] if args.target else TARGETS |
| for target in targets: |
| build_target(args.android_path, clang_version, target, args.jobs, |
| args.redirect_stderr, args.with_tidy, profiler) |
| |
| if profiler is not None: |
| profiler.mergeProfiles() |
| |
| else: |
| devices = get_connected_device_list() |
| if len(devices) == 0: |
| print "You don't have any devices connected." |
| for device in devices: |
| result = test_device(args.android_path, clang_version, device, |
| args.jobs, args.clean_built_target, |
| args.flashall_path, args.redirect_stderr, |
| args.with_tidy) |
| if not result and not args.keep_going: |
| break |
| |
| |
| if __name__ == '__main__': |
| main() |
