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32 lines
693 B
32 lines
693 B
# Copyright 2015 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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#
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# Common code for parsing --trace-gc-nvp output.
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#
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from __future__ import with_statement
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import re
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def split_nvp(s):
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t = {}
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for (name, value) in re.findall(r"(\w+)=([-\w]+)", s):
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try:
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t[name] = float(value)
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except ValueError:
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t[name] = value
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return t
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def parse_gc_trace(input):
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trace = []
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with open(input) as f:
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for line in f:
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info = split_nvp(line)
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if info and 'pause' in info and info['pause'] > 0:
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info['i'] = len(trace)
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trace.append(info)
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return trace
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