[Webkit-unassigned] [Bug 93744] REGRESSION(r124570): 6% perf. regressions on Bindings/node-list-access.html

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=93744


Andrey Kosyakov <caseq at chromium.org> changed:

           What    |Removed                     |Added
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                 CC|                            |caseq at chromium.org




--- Comment #7 from Andrey Kosyakov <caseq at chromium.org>  2012-08-15 02:27:28 PST ---
(In reply to comment #6)
> (In reply to comment #5)
> > (In reply to comment #4)
> > > This regression only reproduces on Apple's Mac port.
> > 
> > The results above are for Apple's Mac port. I didn't have 10.7  under my hand so I ran it on 10.6. I'll try to find 10.7 today to run the test there.
> 
> Strange. I used a 10.6 machine to get my stat.

FWIW, I tried it on 10.7 and there does not seem to be any perf regression caused by r124570:

r124569:
WebKit caseq$ ./Tools/Scripts/run-perf-tests Bindings/node-list-access.html

Running Bindings/node-list-access.html (1 of 1)
DESCRIPTION: This benchmark covers 'childNodes' in Dromaeo/dom-traverse.html, and other DOM attributes that access NodeList.
RESULT Bindings: node-list-access= 180.702349353 runs/s
median= 180.995550742 runs/s, stdev= 1.37570953338 runs/s, min= 177.439797212 runs/s, max= 182.291666667 runs/s

r124570:
WebKit caseq$ ./Tools/Scripts/run-perf-tests Bindings/node-list-access.html
Running 1 tests
Running Bindings/node-list-access.html (1 of 1)
DESCRIPTION: This benchmark covers 'childNodes' in Dromaeo/dom-traverse.html, and other DOM attributes that access NodeList.
RESULT Bindings: node-list-access= 181.230389955 runs/s
median= 181.347150259 runs/s, stdev= 1.4923706351 runs/s, min= 178.117048346 runs/s, max= 183.006535948 runs/s

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