JDK-8244510 : Shenandoah: invert SHC2Support::is_in_cset condition
  • Type: Enhancement
  • Component: hotspot
  • Sub-Component: gc
  • Affected Version: 8-shenandoah,11-shenandoah,14,15
  • Priority: P4
  • Status: Resolved
  • Resolution: Fixed
  • Submitted: 2020-05-06
  • Updated: 2020-05-14
  • Resolved: 2020-05-07
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JDK 15
15 b23Fixed
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Relates :  
Current code in SHC2Support::is_in_cset treats "in cset" branch as frequent. We should really invert it after SFX barriers make that condition much less likely.
URL: https://hg.openjdk.java.net/jdk/jdk/rev/6b0fed2fd535 User: shade Date: 2020-05-07 11:28:03 +0000

RFR: https://mail.openjdk.java.net/pipermail/shenandoah-dev/2020-May/012108.html