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1 #!/usr/bin/env python | |
2 # Copyright 2014 the V8 project authors. All rights reserved. | |
3 # Use of this source code is governed by a BSD-style license that can be | |
4 # found in the LICENSE file. | |
5 | |
6 import re | |
7 import os | |
8 import sys | |
9 | |
10 DECLARE_FILE = "src/assembler.h" | |
11 REGISTER_FILE = "src/external-reference-table.cc" | |
12 DECLARE_RE = re.compile("\s*static ExternalReference ([^(]+)\(") | |
13 REGISTER_RE = re.compile("\s*Add\(ExternalReference::([^(]+)\(") | |
14 | |
15 WORKSPACE = os.path.abspath(os.path.join(os.path.dirname(sys.argv[0]), "..")) | |
16 | |
17 # Ignore those. | |
18 BLACKLISTED = [ | |
19 "fixed_typed_array_base_data_offset", | |
20 "page_flags", | |
21 "math_exp_constants", | |
22 "math_exp_log_table", | |
23 "ForDeoptEntry", | |
24 ] | |
25 | |
26 def Find(filename, re): | |
27 references = [] | |
28 with open(filename, "r") as f: | |
29 for line in f: | |
30 match = re.match(line) | |
31 if match: | |
32 references.append(match.group(1)) | |
33 return references | |
34 | |
35 def Main(): | |
36 declarations = Find(DECLARE_FILE, DECLARE_RE) | |
37 registrations = Find(REGISTER_FILE, REGISTER_RE) | |
38 difference = list(set(declarations) - set(registrations) - set(BLACKLISTED)) | |
39 for reference in difference: | |
40 print("Declared but not registered: ExternalReference::%s" % reference) | |
41 return len(difference) > 0 | |
42 | |
43 if __name__ == "__main__": | |
44 sys.exit(Main()) | |
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