Bug 313704

Summary:	Refine UnbarrieredMonotonicTime's calibration to minimize displacement from MonotonicTime.
Product:	WebKit	Reporter:	Mark Lam <mark.lam>
Component:	JavaScriptCore	Assignee:	Mark Lam <mark.lam>
Status:	RESOLVED FIXED
Severity:	Normal	CC:	webkit-bug-importer
Priority:	P2	Keywords:	InRadar
Version:	WebKit Nightly Build
Hardware:	Unspecified
OS:	Unspecified

Mark Lam

Reported 2026-04-29 18:43:19 PDT

This is to enable cheap conversion between UnbarrieredMonotonicTime and MonotonicTime values for some use cases. For starters, we'll only be using this in some local perf experiments for now.

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Radar WebKit Bug Importer

Comment 1 2026-04-29 18:43:39 PDT

<rdar://problem/175902778>

Mark Lam

Comment 2 2026-04-29 18:55:38 PDT

Pull request: https://github.com/WebKit/WebKit/pull/63939

EWS

Comment 3 2026-04-29 22:38:24 PDT

Committed 312339@main (75aab8192b94): <https://commits.webkit.org/312339@main> Reviewed commits have been landed. Closing PR #63939 and removing active labels.

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