RFR: 8335638: Calling VarHandle.{access-mode} methods reflectively throws wrong exception

[Paul Sandoz]

On Wed, 3 Jul 2024 19:43:05 GMT, Hannes Greule <hgreule at openjdk.org> wrote:

> Similar to how `MethodHandle#invoke(Exact)` methods are already handled, this change adds special casing for `VarHandle.{access-mode}` methods.
> 
> The exception message is less exact, but I think that's acceptable.

src/hotspot/share/prims/methodHandles.cpp line 1371:

> 1369:  * invoked directly.
> 1370:  */
> 1371: JVM_ENTRY(jobject, VH_UOE(JNIEnv* env, jobject mh, jobjectArray args)) {

Suggestion:

JVM_ENTRY(jobject, VH_UOE(JNIEnv* env, jobject vh, jobjectArray args)) {

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PR Review Comment: https://git.openjdk.org/jdk/pull/20015#discussion_r1664836522