Open
Bug 1869348
Opened 5 months ago
Updated 5 months ago
Nightly is 2x slower than Chrome on an online ASTexplorer tool (time spent in geenrators)
Categories
(Core :: JavaScript Engine, task, P3)
Core
JavaScript Engine
Tracking
()
NEW
People
(Reporter: mayankleoboy1, Unassigned)
References
(Depends on 1 open bug, Blocks 1 open bug, )
Details
Attachments
(1 file)
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3.94 MB,
text/plain
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Details |
Go to https://astexplorer.net/
Select "JSON" as the language
Within that, select "momoa" as the JSON parser
Paste the sample json text in the input box
Nightly: https://share.firefox.dev/47WvTQP
Chrome: https://share.firefox.dev/3GzgASd
Maybe something to improve here?
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Reporter | |
Updated•5 months ago
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Blocks: sm-codepen-slower
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Reporter | |
Comment 1•5 months ago
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Reporter | |
Comment 2•5 months ago
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Profile with a 8MB JSON file : https://share.firefox.dev/3RBXalH
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Comment 3•5 months ago
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Looks like the hottest functions here are generators, which we don't fully support in Ion because they don't get a lot of non-transpiled use in the wild.
Depends on: 1317690
Priority: -- → P3
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Reporter | |
Updated•5 months ago
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Summary: Nightly is 2x slower than Chrome on an online ASTexplorer tool (and appears to spend time in Baseline in a lot of functions) → Nightly is 2x slower than Chrome on an online ASTexplorer tool (time spent in geenrators)
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Description
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