Request for review(M): 6964776: c2 should ensure the polling page is reachable on 64 bit

Tom Rodriguez tom.rodriguez at
Fri Mar 25 17:18:24 PDT 2011

Looks good.


On Mar 25, 2011, at 5:12 PM, Igor Veresov wrote:

> On 3/25/11 4:38 PM, Tom Rodriguez wrote:
>> I think this looks good.
> Thanks!
>> Could you put a small comment on use the using directive to note that it's there to reexport the other testl variants hidden by the override?
> Sure, updated.
> igor
>> tom
>> On Mar 25, 2011, at 12:34 PM, Igor Veresov wrote:
>>> C1 and C2 could only use rip-relative addressing when emitting the page-polling code, which limited the distance from the code cache to the polling page is more than 2G (doesn't fit in a signed 32bit displacement). The solution in this case is to materialize the absolute pointer to the polling page in a register first, as we do on SPARC.
>>> Webrev:
>>> Thanks,
>>> igor

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