RFR(S): 6378256: Performance problem with System.identityHashCode in client compiler

Roland Westrelin roland.westrelin at oracle.com
Thu Jan 28 14:22:19 UTC 2016


> With reference to below email thread, please send review comments for the revised patch for JDK-6378256.
> http://cr.openjdk.java.net/~thartmann/6378256/webrev.02/

That looks good. Can you justify the comments again?

Also the x86_64 and x86_32 are (mostly?) identical. Do we want to create a sharedRuntime_x86.cpp, move the InlineObjectHash code in its own function there to avoid duplication?

Roland.


More information about the hotspot-compiler-dev mailing list