RFR: 8261957: [PPC64] Support for Concurrent Thread-Stack Processing [v2]

Tue Mar 30 22:34:22 UTC 2021

On Tue, 30 Mar 2021 14:17:53 GMT, Martin Doerr <mdoerr at openjdk.org> wrote:

>> I'd like to support Concurrent Thread-Stack Processing on PPC64. This will be needed by ShenandoahGC and zGC when implemented. Maybe for other purposes in the future, too.
>> I'm using conditional trap instructions by default, so we don't need the extra stubs unless -XX:-UseSIGTRAP is used.
>> 
>> Original change: https://github.com/openjdk/jdk/commit/b9873e18
>
> Martin Doerr has updated the pull request incrementally with one additional commit since the last revision:
> 
>   cleanup MacroAssembler::safepoint_poll

Marked as reviewed by nradomski (Author).

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PR: https://git.openjdk.java.net/jdk/pull/2841