[webkit-changes] [WebKit/WebKit] 65ee80: direct eval operations should use their caller's c...

[Keith Miller]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 65ee8082f55782b90fe07e43fd44150a2d7e04f5
      https://github.com/WebKit/WebKit/commit/65ee8082f55782b90fe07e43fd44150a2d7e04f5
  Author: Keith Miller <keith_miller at apple.com>
  Date:   2024-05-10 (Fri, 10 May 2024)

  Changed paths:
    A JSTests/stress/direct-eval-set-to-42.js
    M Source/JavaScriptCore/jit/JITOperations.cpp

  Log Message:
  -----------
  direct eval operations should use their caller's callee to get the VM
https://bugs.webkit.org/show_bug.cgi?id=273979
rdar://127766799

Reviewed by Yusuke Suzuki.

Since `eval` could be set to anything, including a non-cell primitive,
we can't use it get a VM. The caller's frame should have a real callee
though so we use that instead.

* JSTests/stress/direct-eval-set-to-42.js: Added.
(foo):
(bar):
* Source/JavaScriptCore/jit/JITOperations.cpp:
(JSC::JSC_DEFINE_JIT_OPERATION):

Canonical link: https://commits.webkit.org/278612@main



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