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

[bugzilla-daemon at webkit.org]

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


Peter Varga <pvarga at inf.u-szeged.hu> changed:

           What    |Removed                     |Added
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  Attachment #67548|                            |review?
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--- Comment #1 from Peter Varga <pvarga at inf.u-szeged.hu>  2010-09-14 07:39:47 PST ---
Created an attachment (id=67548)
 --> (https://bugs.webkit.org/attachment.cgi?id=67548)
proposed patch

Performance results:

                                      ref               mod
regexp-dna:   1.060x as fast   21.1ms +/- 1.1%   19.9ms +/- 1.1%
v8-regexp:    1.011x as slow  350.9ms +/- 0.2%  354.7ms +/- 0.1%

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