Closed
Bug 1817412
Opened 1 year ago
Closed 1 year ago
JS demo (https://www.fxhash.xyz/generative/19944 ) spends large portion of top functions in non-ion path
Categories
(Core :: JavaScript Engine, task)
Core
JavaScript Engine
Tracking
()
RESOLVED
WONTFIX
People
(Reporter: mayankleoboy1, Unassigned)
References
(Blocks 1 open bug, )
Details
Go to https://www.fxhash.xyz/generative/19944
Click on "Run"
Reporter | ||
Comment 1•1 year ago
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Slightly different profile with hte "high" rendering setting within the demo : https://share.firefox.dev/3EilGl4
Summary: JS demo (https://www.fxhash.xyz/generative/19944) spends large portion of top functions in noon-ion path → JS demo (https://www.fxhash.xyz/generative/19944) spends large portion of top functions in non-ion path
Comment 2•1 year ago
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Looking at the flame graph it's spending most of the time doing name lookups on with
environments. JS code really shouldn't be using with
statements anymore; it's even marked deprecated on MDN.
Status: NEW → RESOLVED
Closed: 1 year ago
Resolution: --- → WONTFIX
Reporter | ||
Comment 3•1 year ago
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Thanks :jandem for the explanation. I figured that the page must be doing something weird because of all that time in Baseline.
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Description
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