Performance of locally copied members ?

Rémi Forax forax at
Sun May 30 08:10:16 PDT 2010

Le 30/05/2010 17:00, Robert Larsen a écrit :
> On 2010-05-03 19:29, Martin Buchholz wrote:
>> It's a coding style made popular by Doug Lea.
>> It's an extreme optimization that probably isn't necessary;
>> you can expect the JIT to make the same optimizations.
>> (you can try to check the machine code yourself!)
> I have often times wanted to do that. Is there some clever way of 
> getting the actual machine code that the JIT compiler generates ?

There are two tools:
LogCompilation that print JIT decision

PrintAssembly that prints the final assembly


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