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8336663: [JVMCI] VM Crash on ZGC due to incompatible handle returned by HotSpotJVMCIRuntime#getJObjectValue #20219

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8336663: [JVMCI] VM Crash on ZGC due to incompatible handle returned by HotSpotJVMCIRuntime#getJObjectValue #20219

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0b1df2a
JDK-8336663: [JVMCI] VM Crash on ZGC due to incompatible handle retur…
Jul 17, 2024
d10f818
Improved getJObjectValue ducumentation.
Jul 18, 2024
4738569
Improved getJObjectValue ducumentation.
Jul 25, 2024
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6 changes: 4 additions & 2 deletions src/jdk.internal.vm.ci/share/classes/jdk/vm/ci/hotspot/HotSpotJVMCIRuntime.java
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Expand Up @@ -927,8 +927,10 @@ JavaType lookupTypeInternal(String name, HotSpotResolvedObjectType accessingType
/**
* Gets the {@code jobject} value wrapped by {@code peerObject}. The returned value is
* a JNI local reference whose lifetime is scoped by the nearest Java caller (from
* HotSpot's perspective). The current thread's state must be {@code _thread_in_native}.
* A call from the JVMCI shared library (e.g. libgraal) is in such a state.
* HotSpot's perspective). You can use {@code PushLocalFrame} and {@code PopLocalFrame} to
* shorten the lifetime of the reference. The current thread's state must be
* {@code _thread_in_native}. A call from the JVMCI shared library (e.g. libgraal) is in such
* a state.
*
* @param peerObject a reference to an object in the HotSpot heap
* @return the {@code jobject} value unpacked from {@code peerObject}
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