[webkit-dev] Iterating SunSpider
ggaren at apple.com
Mon Jul 6 10:11:54 PDT 2009
> So, what you end up with is after a couple of years, the slowest
> test in the suite is the most significant part of the score.
> Further, I'll predict that the slowest test will most likely be the
> least relevant test, because the truly important parts of JS engines
> were already optimized. This has happened with Sunspider 0.9 - the
> regex portions of the test became the dominant factor, even though
> they were not nearly as prominent in the real world as they were in
> the benchmark. This leads to implementors optimizing for the
> benchmark - and that is not what we want to encourage.
How did you determine that regex performance is "not nearly as
prominent in the real world?"
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