[webkit-changes] [WebKit/WebKit] 5760da: [JSC] Add JSCGarbageCollector signpost

[Yusuke Suzuki]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 5760da9a144595d74845f3f7f67d8bff056af8f4
      https://github.com/WebKit/WebKit/commit/5760da9a144595d74845f3f7f67d8bff056af8f4
  Author: Yusuke Suzuki <ysuzuki at apple.com>
  Date:   2025-02-08 (Sat, 08 Feb 2025)

  Changed paths:
    M Source/JavaScriptCore/heap/Heap.cpp
    M Source/JavaScriptCore/heap/Heap.h
    M Source/JavaScriptCore/runtime/OptionsList.h
    M Source/WTF/wtf/SystemTracing.h

  Log Message:
  -----------
  [JSC] Add JSCGarbageCollector signpost
https://bugs.webkit.org/show_bug.cgi?id=287345
rdar://144459400

Reviewed by Yijia Huang.

This patch adds JSCGarbageCollector signpost, which can emit the
interval of each JSC GC.

* Source/JavaScriptCore/heap/Heap.cpp:
(JSC::Heap::runBeginPhase):
(JSC::Heap::runEndPhase):
(JSC::Heap::willStartCollection):
* Source/JavaScriptCore/heap/Heap.h:
* Source/JavaScriptCore/runtime/OptionsList.h:
* Source/WTF/wtf/SystemTracing.h:

Canonical link: https://commits.webkit.org/290102@main



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