Thomas.Hawtin at Sun.COM
Tue Sep 22 11:35:36 UTC 2009
Janda Martin wrote:
> I would like to ask about any plans of speed improvements to "System.identityHashCode" or "IdentityHashMap"
> I use EclipseLink and it uses IdentityHashMap for storing entities and their clones.
> In my case System.identityHashCode consumes 54% of time during insert data to database. There are lots of other project using IdentityHashMap and identityHashCode.
CR 6378256 seems to cover this for the client/C1 compiler. Presumably
the server/C2 compiler already intrinsifies the method. It's been in
"fix understood" for a couple of years...
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