[lworld] RFR: 8271309: [lworld] FieldModification event: new_value is invalid for Q objects

Alex Menkov amenkov at openjdk.java.net
Wed Jul 28 00:00:07 UTC 2021

On Tue, 27 Jul 2021 20:12:01 GMT, Frederic Parain <fparain at openjdk.org> wrote:

>> The fix adds handling of Q-type fields the same way as L-type
> test/hotspot/jtreg/serviceability/jvmti/Valhalla/FieldAccessModify/libFieldAccessModify.cpp line 139:
>> 137:     // For FieldModification event print current value.
>> 138:     // Note: this will cause FieldAccess event.
>> 139:     if (modified) {
> It would be cleaner to have modified be declared as a bool, or to re-write the test to modified == 1.

> Many of the tests related to the FieldModification event are still not working (they are commented with a KNOWN ISSUE comment) because the withfield bytecode still doesn't support JVMTI FieldModification event. Do you have a CR to track this issue?

Filed JDK-8271355


PR: https://git.openjdk.java.net/valhalla/pull/499

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