Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 40f8432a95e21f322a95dd9ce37514604339546e
      
https://github.com/WebKit/WebKit/commit/40f8432a95e21f322a95dd9ce37514604339546e
  Author: Yusuke Suzuki <[email protected]>
  Date:   2026-03-19 (Thu, 19 Mar 2026)

  Changed paths:
    M Source/JavaScriptCore/interpreter/MicrotaskCall.h
    M Source/JavaScriptCore/runtime/JSMicrotask.cpp

  Log Message:
  -----------
  [JSC] Add fast path for MicrotaskCall in callMicrotask
https://bugs.webkit.org/show_bug.cgi?id=310237
rdar://172882199

Reviewed by Mark Lam.

Add extreme fast path via MicrotaskCall in callMicrotask.
Avoid touching FunctionExecutable's fields, just checking pointer value
and dispatch a call.

* Source/JavaScriptCore/interpreter/MicrotaskCall.h:
* Source/JavaScriptCore/runtime/JSMicrotask.cpp:
(JSC::callMicrotask):

Canonical link: https://commits.webkit.org/309582@main



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