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InById / InByVal should reset SP too in Baseline https://bugs.webkit.…#1661

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InById / InByVal should reset SP too in Baseline https://bugs.webkit.…#1661
aoikonomopoulos wants to merge 1 commit intoWebPlatformForEmbedded:wpe-2.38from
aoikonomopoulos:wpe-2.38-backport-InByID_InByVal-should-reset-SP

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@aoikonomopoulos aoikonomopoulos commented May 5, 2026

…org/show_bug.cgi?id=276688 rdar://131869701

Reviewed by Keith Miller.

Now InById / InByVal can call ProxyObject handlers and they get inlined in DFG. Thus we should adjust stack pointer after the calls as the same to GetById / GetByVal.

  • Source/JavaScriptCore/jit/JITPropertyAccess.cpp: (JSC::JIT::emit_op_in_by_id):
    (JSC::JIT::emit_op_in_by_val):
    (JSC::JIT::emitHasPrivate):

Canonical link: https://commits.webkit.org/281024@main

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Reviewed by NOBODY (OOPS!).

Explanation of why this fixes the bug (OOPS!).

* path/changed.ext:
(function):
(class.function):

d1b5c9f

Build-Tests Layout-Tests
✅ 🛠 wpe-238-amd64-build ⏳ 🧪 wpe-238-amd64-layout
✅ 🛠 wpe-238-arm32-build ⏳ 🧪 wpe-238-arm32-layout

…org/show_bug.cgi?id=276688 rdar://131869701

Reviewed by Keith Miller.

Now InById / InByVal can call ProxyObject handlers and they get inlined in DFG.
Thus we should adjust stack pointer after the calls as the same to GetById / GetByVal.

* Source/JavaScriptCore/jit/JITPropertyAccess.cpp:
(JSC::JIT::emit_op_in_by_id):
(JSC::JIT::emit_op_in_by_val):
(JSC::JIT::emitHasPrivate):

Canonical link: https://commits.webkit.org/281024@main
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