Argh

Xerxes Rånby xerxes at zafena.se
Mon Nov 14 01:54:43 PST 2011


2011-11-10 18:44, Stefan Ring skrev:
> On Thu, Nov 10, 2011 at 6:00 PM, Andrew Haley<aph at redhat.com>  wrote:
>> So, I'm trawling through jtreg failures to see which ones really
>> are VM bugs,and I notice that some java.util.concurrent tests are
>> failing, and even some really simple ones.  "Ah well," I thought,
>> "there must be some problem with the memory barrier code."  So, I
>> read through the source looking for the barriers.
>>
>> And that was the problem.  There are no barriers.  None, nada,
>> zilch.  On ARM this is a really big problem: memory barriers are
>> essential.

Yes, thank you Andrew for adding them. i will test your work as soon as possibe.

>
> CACAO also doesn't have any for ARM yet, IIRC - don't feel bad ;).

Hum, i thought you added memory barriers for ARM into CACAO HEAD:
http://mips.complang.tuwien.ac.at/hg/cacao/rev/c7bf150bfa46
or are these barriers not used by the rest of the code?

Cheers
Xerxes



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