Closed Bug 1111162 Opened 10 years ago Closed 10 years ago

Use type information in inlineIsObject to skip doing the tag check if we can

Categories

(Core :: JavaScript Engine: JIT, defect)

Product:
Core
Component:
JavaScript Engine: JIT
Platform:
x86
macOS
Type:
defect
Priority:
Not set
Severity:
normal

Tracking

()

Status:
RESOLVED FIXED
Milestone:
mozilla37

People

(Reporter: bzbarsky, Assigned: bzbarsky)

References

Details

Attachments

(1 file)

When inlining IsObject(), if our type info says we have an object, just output a constant true instead of doing a dynamic check
(deleted), patch
jandem
: review+
Details | Diff | Splinter Review
Seems like a pretty straightforward microoptimization.
Attachment #8535964 - Flags: review?(jdemooij) → review+
Blocks: 874580
https://hg.mozilla.org/mozilla-central/rev/030dbcfae66c
Status: NEW → RESOLVED
Closed: 10 years ago
Resolution: --- → FIXED
Target Milestone: --- → mozilla37
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