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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/serialize.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 "page_flags", |
| 20 "math_exp_constants", |
| 21 "math_exp_log_table", |
| 22 "ForDeoptEntry", |
| 23 ] |
| 24 |
| 25 def Find(filename, re): |
| 26 references = [] |
| 27 with open(filename, "r") as f: |
| 28 for line in f: |
| 29 match = re.match(line) |
| 30 if match: |
| 31 references.append(match.group(1)) |
| 32 return references |
| 33 |
| 34 def Main(): |
| 35 declarations = Find(DECLARE_FILE, DECLARE_RE) |
| 36 registrations = Find(REGISTER_FILE, REGISTER_RE) |
| 37 difference = list(set(declarations) - set(registrations) - set(BLACKLISTED)) |
| 38 for reference in difference: |
| 39 print("Declared but not registered: ExternalReference::%s" % reference) |
| 40 return len(difference) > 0 |
| 41 |
| 42 if __name__ == "__main__": |
| 43 sys.exit(Main()) |
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