RFR: Degenerated GC: shortcut cycles, upgrade futile cycles

[Roman Kennke]

Am 24.01.2018 um 11:26 schrieb Aleksey Shipilev:
> http://cr.openjdk.java.net/~shade/shenandoah/degenerated-gc-shortcuts/webrev.01/
> 
> This makes Degenerated GCs much less painful: they shortcut like concurrent cycle does, and they do
> not try to do back-to-back degens when memory is not reclaimed.
> 
> Testing: hotspot_gc_shenandoah
> 
> Thanks,
> -Aleksey
> 
Ok