v8/tools/external-reference-check.py
jochen 4da289c55a Store offset between fixed typed array base and data start in object
The layout of fixed typed array base is then capable of handling
external typed arrays as well. In a follow-up CL, I'll delete external
typed arrays, and use fixed typed array base instead

BUG=v8:3996
R=jarin@chromium.org,mstarzinger@chromium.org
LOG=n

Review URL: https://codereview.chromium.org/1248483007

Cr-Commit-Position: refs/heads/master@{#29786}
2015-07-22 10:32:25 +00:00

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())