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