Argh
Stefan Ring
stefan at complang.tuwien.ac.at
Mon Nov 14 14:59:27 PST 2011
>> 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?
Hmm, you're right about that, obviously. I already forgot about this
;). Unfortunately, that's not everything. JSR133 requires memory
barriers for volatiles, at least, and this is currently only
implemented for x86_64.
Depending on the processor's memory model, more might be needed. I'll
have to read up on ARM's memory model. This is on my ever-growing
to-do list.
Cheers
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