RFR (s) 8057846: ClassVerifier::change_sig_to_verificationType temporary symbol creation code is, hot

Aleksey Shipilev aleksey.shipilev at oracle.com
Fri Sep 26 18:56:26 UTC 2014


On 09/26/2014 10:31 PM, Coleen Phillimore wrote:
> Summary: Only update the refcount without looking it up in the symbol
> table.
> 
> open webrev at http://cr.openjdk.java.net/~coleenp/8057846/
> bug link https://bugs.openjdk.java.net/browse/JDK-8057846

Looks good, thanks!

> Ran regression tests (testbase, runtime jtreg).  Aleksey verified
> performance improvement.

Yes, for the record, it gives +5% improvement for class loading time (as
measured on Nashorn generated classes).

-Aleksey.




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