107 lines
3.3 KiB
Python
Executable File
107 lines
3.3 KiB
Python
Executable File
#!/usr/bin/env python3
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# Copyright (C) 2021 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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Generate a size report for target binaries.
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For example:
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$ tools/ninja -C out/r traced_probes traced
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$ tools/size-report.py -C out/r traced_probes traced
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"""
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from __future__ import absolute_import
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from __future__ import division
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from __future__ import print_function
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import argparse
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import os
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import subprocess
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import sys
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import json
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ROOT_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
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BLOATY_PATH = os.path.join(ROOT_DIR, 'buildtools', 'bloaty', 'bloaty')
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GN_PATH = os.path.join(ROOT_DIR, 'tools', 'gn')
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def GetGnArgValueOrNone(arg):
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if 'current' in arg:
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return eval(arg['current']['value'])
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if 'default' in arg:
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return eval(arg['default']['value'])
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return None
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def GetTargetOsForBuildDir(build_dir):
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cmd = [GN_PATH, 'args', '--list', '--json', build_dir]
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args = json.loads(subprocess.check_output(cmd))
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target_os = None
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host_os = None
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for arg in args:
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if arg['name'] == 'target_os':
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print(arg)
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target_os = GetGnArgValueOrNone(arg)
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if arg['name'] == 'host_os':
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print(arg)
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host_os = GetGnArgValueOrNone(arg)
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return target_os or host_os or None
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def main():
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parser = argparse.ArgumentParser(
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formatter_class=argparse.RawDescriptionHelpFormatter, description=__doc__)
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parser.add_argument(
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'-C', '--build-dir', metavar='DIR', help='build directory', required=True)
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parser.add_argument('-o', '--output', help='output path', default=None)
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parser.add_argument(
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'binaries', metavar='BINARY', nargs='+', help='subjects of size report')
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args = parser.parse_args()
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if not os.path.exists(BLOATY_PATH):
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print(
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'Could not find bloaty at expected path "{}". Try re-running ./tools/install-build-deps'
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.format(BLOATY_PATH))
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return 1
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results = []
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out_directory = args.build_dir
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target_os = GetTargetOsForBuildDir(out_directory)
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print('target_os', target_os)
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for binary in args.binaries:
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binary_path = os.path.join(out_directory, binary)
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output = '{} - {}\n'.format(binary, binary_path)
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if target_os == 'mac':
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subprocess.check_output(['dsymutil', binary_path])
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symbols = '--debug-file={}.dSYM/Contents/Resources/DWARF/{}'.format(
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binary_path, binary)
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cmd = [symbols, '-d', 'compileunits', '-n', '100', binary_path]
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else:
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cmd = ['-d', 'compileunits', '-n', '100', binary_path]
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output += subprocess.check_output([BLOATY_PATH] + cmd).decode('utf-8')
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results.append(output)
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if args.output is None or args.output == '-':
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out = sys.stdout
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else:
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out = open(args.output, 'w')
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for result in results:
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out.write(result)
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out.write('\n')
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return 0
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if __name__ == '__main__':
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sys.exit(main())
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