RFR: Shenandoah string deduplication

[Aleksey Shipilev]

On 12/07/2017 08:34 PM, Zhengyu Gu wrote:
> Webrev: http://cr.openjdk.java.net/~zgu/shenandoah/sh_strdedup/webrev.02/

Looks good, thanks!

Please run SPECjvm with fastdebug and aggressive options [1] to make sure we don't have trivial
bugs. If it passes, we are all good.

-Aleksey

[1] -foe true -f 1 -wi 5 -i 5 -t 1 -w 300ms -r 300ms --jvmArgs "-Xmx1g -Xms1g -XX:+UseShenandoahGC
-XX:+UnlockDiagnosticVMOptions -XX:ShenandoahGCHeuristics=aggressive -XX:+VerifyStrictOopOperations
-XX:+ShenandoahStoreCheck -XX:+ShenandoahVerifyOptoBarriers -XX:+ShenandoahOOMDuringEvacALot"