[concurrency-interest] jdk9 VarHandle and Fence methods

Paul Sandoz paul.sandoz at oracle.com
Thu Sep 10 11:14:00 EDT 2015


On 8 Sep 2015, at 11:12, thurstonn <thurston at nomagicsoftware.com> wrote:

> Thanks for the straightforward response.
> 
> On another matter, in the link you provided it looks like
> Unsafe#getAndSetObject (XCHG) is now going to be intrinsified?  Is that
> correct?

It is already intrinsified (you may notice in recent code such intrinsic methods are annotated with @HotSpotIntrinsicCandidate).

We have yet to make intrinsic support for compareAndExchange{Volatile, Acquire, Release}.

Paul.
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