RFR: 8308469: [PPC64] Implement alternative fast-locking scheme [v3]
Martin Doerr
mdoerr at openjdk.org
Fri May 26 11:02:34 UTC 2023
On Fri, 26 May 2023 10:51:31 GMT, Richard Reingruber <rrich at openjdk.org> wrote:
>> I think we don't even need to check the `ANONYMOUS_OWNER` bit because that case is also handled by
>>
>> cmpd(flag, temp, R16_thread);
>> bne(flag, failure);
>>
>> If `temp` has the `ANONYMOUS_OWNER` set it's unequal to the current thread and we jump to failure with CR0 NE.
>
> You are right.
I have removed it and will rerun tests. Please take a look. And thanks for the discussion.
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PR Review Comment: https://git.openjdk.org/jdk/pull/14069#discussion_r1206598101
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