Open
Bug 2043891
Opened 1 month ago
Updated 1 month ago
200ms spent in TC thread (compiling and eliminating phis) on https://retrotick.com/
Categories
(Core :: JavaScript Engine, task, P3)
Core
JavaScript Engine
Tracking
()
NEW
People
(Reporter: mayankleoboy1, Unassigned)
References
(Depends on 2 open bugs, Blocks 1 open bug, )
Details
Go to https://retrotick.com/
Force-reload the page (CTRL+SHIFT+R) and watch the CPU use.
https://share.firefox.dev/4nYQ8Gc / https://share.firefox.dev/49v2Kiu / https://share.firefox.dev/4o1KOC3
Lots of time in compiling. Maybe something to improve?
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Reporter | |
Updated•1 month ago
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Summary: 170ms spent in TC thread (compiling?) on https://retrotick.com/ → 200ms spent in TC thread (compiling?) on https://retrotick.com/
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Reporter | |
Updated•1 month ago
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Summary: 200ms spent in TC thread (compiling?) on https://retrotick.com/ → 200ms spent in TC thread (compiling and eliminating phis) on https://retrotick.com/
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Comment 1•1 month ago
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The IonPerfSpewer => PCToLineNumber overhead is unfortunate but this shouldn't happen when the profiler is disabled though.
EliminatePhis being slower than register allocation is uncommon too. It's probably doing something quadratic.
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Updated•1 month ago
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Severity: -- → N/A
Priority: -- → P3
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Description
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