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130 lines
4.0 KiB
130 lines
4.0 KiB
# Copyright 2017 The Chromium OS Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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"""Helper functions to put user defined flags to mk/bp files"""
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from __future__ import print_function
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import config
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import os
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import subprocess
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# Find the makefile/blueprint based on the benchmark, and make a copy of
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# it for restoring later.
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def backup_file(bench, file_type):
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mk_file = os.path.join(config.android_home, config.bench_dict[bench],
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'Android.' + file_type)
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try:
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# Make a copy of the makefile/blueprint so that we can recover it after
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# building the benchmark
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subprocess.check_call([
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'cp', mk_file,
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os.path.join(config.android_home, config.bench_dict[bench],
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'tmp_makefile')
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])
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except subprocess.CalledProcessError():
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raise OSError('Cannot backup Android.%s file for %s' % (file_type,
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bench))
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# Insert lines to add LOCAL_CFLAGS/LOCAL_LDFLAGS to the benchmarks
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# makefile/blueprint
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def replace_flags(bench, android_type, file_type, cflags, ldflags):
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# Use format ["Flag1", "Flag2"] for bp file
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if file_type == 'bp':
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if cflags:
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cflags = '\", \"'.join(cflags.split())
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if ldflags:
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ldflags = '\", \"'.join(ldflags.split())
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if not cflags:
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cflags = ''
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else:
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cflags = '\"' + cflags + '\",'
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if not ldflags:
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ldflags = ''
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else:
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ldflags = '\"' + ldflags + '\",'
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# Two different diffs are used for aosp or internal android repo.
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if android_type == 'aosp':
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bench_diff = bench + '_flags_aosp.diff'
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else:
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bench_diff = bench + '_flags_internal.diff'
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# Replace CFLAGS_FOR_BENCH_SUITE marker with proper cflags
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output = ''
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with open(bench_diff) as f:
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for line in f:
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line = line.replace('CFLAGS_FOR_BENCH_SUITE', cflags)
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line = line.replace('LDFLAGS_FOR_BENCH_SUITE', ldflags)
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output += line
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with open('modified.diff', 'w') as f:
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f.write(output)
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def apply_patches(bench):
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bench_dir = os.path.join(config.android_home, config.bench_dict[bench])
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bench_diff = 'modified.diff'
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flags_patch = os.path.join(
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os.path.dirname(os.path.realpath(__file__)), bench_diff)
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try:
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subprocess.check_call(['git', '-C', bench_dir, 'apply', flags_patch])
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except subprocess.CalledProcessError:
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raise OSError('Patch for adding flags for %s does not succeed.' % bench)
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def replace_flags_in_dir(bench, cflags, ldflags):
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bench_mk = os.path.join(config.android_home, config.bench_dict[bench],
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'Android.mk')
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if not cflags:
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cflags = ''
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if not ldflags:
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ldflags = ''
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output = ''
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with open(bench_mk) as f:
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for line in f:
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line = line.replace('$(CFLAGS_FOR_BENCH_SUITE)', cflags)
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line = line.replace('$(LDFLAGS_FOR_BENCH_SUITE)', ldflags)
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output += line
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with open(bench_mk, 'w') as f:
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f.write(output)
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def add_flags_Panorama(cflags, ldflags):
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backup_file('Panorama', 'mk')
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replace_flags_in_dir('Panorama', cflags, ldflags)
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def add_flags_Synthmark(cflags, ldflags):
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backup_file('Synthmark', 'mk')
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replace_flags_in_dir('Synthmark', cflags, ldflags)
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def add_flags_Skia(cflags, ldflags):
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backup_file('Skia', 'bp')
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replace_flags('Skia', config.android_type, 'bp', cflags, ldflags)
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apply_patches('Skia')
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def add_flags_Binder(cflags, ldflags):
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backup_file('Binder', 'bp')
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replace_flags('Binder', config.android_type, 'bp', cflags, ldflags)
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apply_patches('Binder')
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def add_flags_Hwui(cflags, ldflags):
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backup_file('Hwui', 'bp')
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replace_flags('Hwui', config.android_type, 'bp', cflags, ldflags)
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apply_patches('Hwui')
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def add_flags_Dex2oat(cflags, ldflags):
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backup_file('Dex2oat', 'bp')
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replace_flags('Dex2oat', config.android_type, 'bp', cflags, ldflags)
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apply_patches('Dex2oat')
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