Open
Bug 1131538
Opened 9 years ago
Updated 2 years ago
Respecialize arithmetic instructions after other optimization passes
Categories
(Core :: JavaScript Engine: JIT, defect, P5)
Core
JavaScript Engine: JIT
Tracking
()
NEW
People
(Reporter: jandem, Unassigned)
References
(Blocks 1 open bug)
Details
See bug 1131537 comment 0. Even though we start with bad type information, bz noticed that after we eliminate some branches we end up with an MMul with two MBox(Int32) operands and at that point it might be possible/nice to switch to an int32 specialization.
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Updated•8 years ago
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Blocks: sm-js-perf
Priority: -- → P5
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Updated•2 years ago
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Severity: normal → S3
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Description
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