Open
Bug 1811753
Opened 1 year ago
Updated 3 months ago
JS demo (https://www.fxhash.xyz/generative/15111 ) is slower in Nightly compared to Chrome
Categories
(Core :: JavaScript Engine, task, P3)
Core
JavaScript Engine
Tracking
()
NEW
People
(Reporter: mayankleoboy1, Unassigned)
References
(Blocks 1 open bug)
Details
Go to https://www.fxhash.xyz/generative/15111
Click on "Run"
Nightly (partial profile): https://share.firefox.dev/3ZS1saT
Chrome (partial profile): https://share.firefox.dev/3ZNpHHj
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Comment 2•1 year ago
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This has some slow IonGetPropertyIC::update time I should probably glance at to see which case we're missing.
Severity: -- → S4
Flags: needinfo?(jdemooij)
Priority: -- → P3
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Comment 3•1 year ago
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(In reply to Jan de Mooij [:jandem] from comment #2)
This has some slow
IonGetPropertyIC::updatetime I should probably glance at to see which case we're missing.
It's accessing an array object, but they sometimes pass a negative int32 value as index, confusing our ICs. It would be nice to handle this better but it's also a bug in their JS code.
Flags: needinfo?(jdemooij)
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Description
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