[Webkit-unassigned] [Bug 45749] Extend YARR JIT with beginning character look-up optimization

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=45749





--- Comment #15 from Peter Varga <pvarga at inf.u-szeged.hu>  2010-09-20 09:20:10 PST ---
The new performance results without the collecting of character classes:

                                       ref                mod
regexp-dna:  1.055x as fast     21.1ms +/- 1.1%    20.0ms +/- 0.0%
v8-regexp:   ??                316.6ms +/- 0.6%   317.6ms +/- 0.2%

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