[concurrency-interest] Java Memory Model and ParallelStream

Doug Lea dl at cs.oswego.edu
Fri Mar 6 09:54:14 EST 2020


On 3/6/20 9:35 AM, Luke Hutchison via Concurrency-interest wrote:

> If the CPU does not have a total store order, I could imagine cases
> where a computational barrier does not enforce memory ordering. What am
> I missing?

You are missing us not having our act together and turning the guide at
http://gee.cs.oswego.edu/dl/html/j9mm.html along with most of a
formalization at http://compilers.cs.ucla.edu/papers/jam/ into a spec
update. Any year now...

-Doug




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