Open
Bug 1963795
Opened 15 days ago
Updated 10 days ago
JS demo (https://esprima.org/demo/functiontrace.html ) is 2.5x slower in Firefox, spending lots of time around ropes.
Categories
(Core :: JavaScript Engine, task, P3)
Core
JavaScript Engine
Tracking
()
NEW
People
(Reporter: mayankleoboy1, Unassigned)
References
(Blocks 2 open bugs, )
Details
Attachments
(1 file)
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3.16 MB,
application/x-javascript
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Details |
Go to https://esprima.org/demo/functiontrace.html
Copy-paste the attached text
Click on run
Firefox: https://share.firefox.dev/4iNgtmH (8.2s)
Chrome: https://share.firefox.dev/4jRnrYC (3.4s)
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Comment 1•10 days ago
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I suspect the garbage pressure might be coming from the slice (String.prototype.slice) function which does not appear in Chrome profile.
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Description
•