Blackhole.consume(Object) has different semantics to Blackhole.consume(primitive)

[Nitsan Wakart]

Looks good

> On 12 Nov 2014, at 06:10, Aleksey Shipilev <aleksey.shipilev at oracle.com> wrote:
> 
>> On 11/12/2014 04:34 PM, Aleksey Shipilev wrote:
>>> On 11/12/2014 04:31 PM, Aleksey Shipilev wrote:
>>>> On 11/12/2014 03:49 PM, Aleksey Shipilev wrote:
>>>> If you are concerned with the absence of volatile reads for reference
>>>> consumes, we may add the volatile "spoiler" there to get the same
>>>> effect. That will break the perceived consistency from ARM case -- seems
>>>> to be the lesser evil.
>>> 
>>> Filed:
>>> https://bugs.openjdk.java.net/browse/CODETOOLS-7901095
>> 
>> Would that be a solution you are looking for, Nitsan?
>> http://cr.openjdk.java.net/~shade/7901095/webrev.01/
> 
> Update:
> http://cr.openjdk.java.net/~shade/7901095/webrev.02/
> 
> -Aleksey.
> 
>