RFR: Elide more final field's write memory barrier with escape analysis result
hui.shi at linaro.org
Fri Oct 16 14:51:04 UTC 2015
Thanks for help back out!
This looks assertion in PhaseIdealLoop::compute_lca_of_uses when verify
dominance, will look at this.
On 16 October 2015 at 22:00, Roland Westrelin <roland.westrelin at oracle.com>
> Unfortunately that change caused a lot of failures during our nightly
> testing and we are backing it out.
> https://bugs.openjdk.java.net/browse/JDK-8139750 is the bug that cover
> those failures. I could reproduce one of those failures by running
> java/util/Map/Defaults.java with options:
> -server -Xcomp -XX:MaxRAMFraction=8 -XX:+CreateCoredumpOnCrash -ea -esa
> -XX:+TieredCompilation -XX:CompileThreshold=100
> -XX:+UnlockExperimentalVMOptions -XX:+IgnoreUnrecognizedVMOptions
> -XX:+AggressiveOpts -XX:-UseBiasedLocking
> I created a redo issue in case this is resubmitted:
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