blob: df419a63082caf948f1759bf77209f7ee5171f69 [file] [log] [blame]
#!/usr/bin/env python
# Copyright 2016 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""check_no_neon.py - Check modules do not contain ARM Neon instructions."""
import argparse
import os
import sys
REPOSITORY_ROOT = os.path.abspath(
os.path.join(os.path.dirname(__file__), os.pardir, os.pardir, os.pardir))
sys.path.insert(0, os.path.join(REPOSITORY_ROOT, 'build/android/gyp'))
from util import build_utils # pylint: disable=wrong-import-position
def main(args):
parser = argparse.ArgumentParser(
description='Check modules do not contain ARM Neon instructions.')
parser.add_argument('objdump', metavar='path/to/ARM/objdump')
parser.add_argument('objects', metavar='files/to/check/*.o')
parser.add_argument('--stamp', help='Path to touch on success.')
opts = parser.parse_args(args)
ret = os.system(opts.objdump + ' -d --no-show-raw-insn ' +
opts.objects + ' | grep -q "vld[1-9]\\|vst[1-9]"')
# Non-zero exit code means no neon.
if ret and opts.stamp:
build_utils.Touch(opts.stamp)
return ret
if __name__ == '__main__':
sys.exit(0 if main(sys.argv[1:]) != 0 else -1)