Bug 105526 - Regression(r137700): Large regressions in number of bindings benchmarks
Summary: Regression(r137700): Large regressions in number of bindings benchmarks
Status: NEW
Alias: None
Product: WebKit
Classification: Unclassified
Component: JavaScriptCore (show other bugs)
Version: 528+ (Nightly build)
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: Nobody
URL:
Keywords: InRadar
Depends on:
Blocks:
 
Reported: 2012-12-20 03:47 PST by Antti Koivisto
Modified: 2012-12-24 01:33 PST (History)
6 users (show)

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Description Antti Koivisto 2012-12-20 03:47:56 PST 
http://trac.webkit.org/changeset/137700 seems to have caused massive (>50%) performance regressions in a number of Bindings microbenchmarks:

Bindings/get-element-by-id
Bindings/get-elements-by-tag-name
Bindings/create-element

http://webkit-perf.appspot.com/graph.html#tests=[[3030063,2001,32196],[2863935,2001,32196],[2971082,2001,32196]]&sel=1355398469646,1355548767856.7356&displayrange=7&datatype=running
Comment 1 Geoffrey Garen 2012-12-21 09:20:53 PST 
<rdar://problem/12924670>