RFR: 8142334: Improve lazy initialization of java.lang.invoke
Claes Redestad
claes.redestad at oracle.com
Thu Nov 12 19:11:10 UTC 2015
On 2015-11-12 19:53, Peter Levart wrote:
>>
>> Do you think this would work correctly w.r.t visibility:
>>
>> FUNCTIONS[idx] = function;
>> function.resolve();
>> UNSAFE.storeFence();
>
> This does not do anything useful.
>
> What happens if you simply omit function.resolve() call. If lazy
> resolving works and tests pass, then perhaps it's all ok.
>
> Peter
Actually, I simply tried backing out the DirectMethodHandle changes
entirely, and measured how much we'd lose by leaving that particular
case alone: almost nothing, as it turns out (same number of LFs are
generated etc). I think the safest option is to leave DirectMethodHandle
alone:
http://cr.openjdk.java.net/~redestad/8142334/webrev.05/
/Claes
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