node/deps/v8/tools/external-reference-check.py
Michaël Zasso d8011d1683 deps: upgrade V8 to 4.6.85.23
PR-URL: https://github.com/nodejs/node/pull/3351
Reviewed-By: indutny - Fedor Indutny <fedor.indutny@gmail.com>
Reviewed-By: bnoordhuis - Ben Noordhuis <info@bnoordhuis.nl>
2015-10-14 11:20:34 -07:00

45 lines
1.2 KiB
Python

#!/usr/bin/env python
# Copyright 2014 the V8 project authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import re
import os
import sys
DECLARE_FILE = "src/assembler.h"
REGISTER_FILE = "src/snapshot/serialize.cc"
DECLARE_RE = re.compile("\s*static ExternalReference ([^(]+)\(")
REGISTER_RE = re.compile("\s*Add\(ExternalReference::([^(]+)\(")
WORKSPACE = os.path.abspath(os.path.join(os.path.dirname(sys.argv[0]), ".."))
# Ignore those.
BLACKLISTED = [
"fixed_typed_array_base_data_offset",
"page_flags",
"math_exp_constants",
"math_exp_log_table",
"ForDeoptEntry",
]
def Find(filename, re):
references = []
with open(filename, "r") as f:
for line in f:
match = re.match(line)
if match:
references.append(match.group(1))
return references
def Main():
declarations = Find(DECLARE_FILE, DECLARE_RE)
registrations = Find(REGISTER_FILE, REGISTER_RE)
difference = list(set(declarations) - set(registrations) - set(BLACKLISTED))
for reference in difference:
print("Declared but not registered: ExternalReference::%s" % reference)
return len(difference) > 0
if __name__ == "__main__":
sys.exit(Main())