[webkit-changes] [WebKit/WebKit] 079bd3: new exception handler adoption

[Commit Queue]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 079bd31e378144ae39bc940d07cfb8da5814f527
      https://github.com/WebKit/WebKit/commit/079bd31e378144ae39bc940d07cfb8da5814f527
  Author: Brandon Kayes <bkayes at apple.com>
  Date:   2024-03-14 (Thu, 14 Mar 2024)

  Changed paths:
    M Source/JavaScriptCore/jsc.cpp
    M Source/JavaScriptCore/runtime/InitializeThreading.cpp
    M Source/JavaScriptCore/runtime/MachineContext.h
    M Source/JavaScriptCore/runtime/VMTraps.cpp
    M Source/JavaScriptCore/wasm/WasmFaultSignalHandler.cpp
    M Source/JavaScriptCore/wasm/WasmFaultSignalHandler.h
    M Source/WTF/WTF.xcodeproj/project.pbxproj
    M Source/WTF/wtf/PlatformJSCOnly.cmake
    M Source/WTF/wtf/PlatformMac.cmake
    M Source/WTF/wtf/PlatformRegisters.cpp
    M Source/WTF/wtf/PlatformRegisters.h
    M Source/WTF/wtf/threads/Signals.cpp
    M Source/WTF/wtf/threads/Signals.h
    M Source/WTF/wtf/win/SignalsWin.cpp
    M Source/WebKit/Resources/SandboxProfiles/ios/com.apple.WebKit.WebContent.sb.in
    M Source/WebKit/WebProcess/com.apple.WebProcess.sb.in
    M Tools/TestWebKitAPI/Tests/WTF/Signals.cpp

  Log Message:
  -----------
  new exception handler adoption
https://bugs.webkit.org/show_bug.cgi?id=269728
rdar://119256062

Reviewed by Keith Miller.

This adopts the new hardened mach exception mechanism which was
introduced in darwin recently. See the radar for more details.

* Source/JavaScriptCore/llint/LLIntData.cpp:
* Source/JavaScriptCore/llint/LLIntData.h:
* Source/JavaScriptCore/runtime/MachineContext.h:
(JSC::MachineContext::setInstructionPointer):
* Source/JavaScriptCore/wasm/WasmFaultSignalHandler.cpp:
(JSC::Wasm::trapHandler):
* Source/WTF/WTF.xcodeproj/project.pbxproj:
* Source/WTF/wtf/PlatformHave.h:
* Source/WTF/wtf/PlatformJSCOnly.cmake:
* Source/WTF/wtf/PlatformMac.cmake:
* Source/WTF/wtf/PlatformRegisters.h:
* Source/WTF/wtf/threads/Signals.cpp:
(WTF::initMachExceptionHandlerThread):
(WTF::setExceptionPorts):
* Source/WebKit/Resources/SandboxProfiles/ios/com.apple.WebKit.WebContent.sb.in:
* Source/WebKit/WebProcess/com.apple.WebProcess.sb.in:

Canonical link: https://commits.webkit.org/276090@main



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