Open Bug 1811784 Opened 1 year ago Updated 1 year ago

JS demo (https://www.fxhash.xyz/generative/23379) is much slower in Nightly compared to Chrome

Categories

(Core :: JavaScript Engine, task, P3)

task

Tracking

()

People

(Reporter: mayankleoboy1, Unassigned)

References

(Blocks 1 open bug)

Details

Severity: -- → S3
Priority: -- → P3

This is improved a lot now.
Total improvement: 4.4s ->1.0s

First fix (4.4->3.2s) : Bug 1817640 - extract calculation of max dirty value to a helper method EffectiveMaxDirty(), r=pbone
Second fix (3.2->2.2s): Bug 1609478 - Poison memory we want to free before we take the arena lock r=glandium
Third fix (2.2->1.5s): Bug 1827258 part 4 - Add fast paths for optimizing common cases with packed arrays. r=jonco

Depends on: 1817640, 1609478, 1827258

That's a great analysis. Thank you!

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