On Feb 27, 2014, at 12:51 AM, Brian Burkhalter <brian.burkhal...@oracle.com> 
wrote:

> 
> On Feb 26, 2014, at 1:53 PM, Paul Sandoz wrote:
> 
>>> Thanks for the suggestion, Paul. Assuming it is correct, in what way would 
>>> this be a better approach? (I apologize for being obtuse.)
>>> 
>> 
>> IMHO it is a simpler solution. It's a cache line that requires updating not 
>> the cache line*s*, as the current approach can potentially knock out cache 
>> lines for other radixes.
>> 

I forgot to mention a slightly more complex variation is to CAS the cache line 
instead of a lazy set, which can ensure a line does not knock another 
containing a higher exponent.

Paul.

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