JDK-8224675 : Late GC barrier insertion for ZGC
  • Type: Enhancement
  • Component: hotspot
  • Sub-Component: compiler
  • Affected Version: 13
  • Priority: P4
  • Status: Resolved
  • Resolution: Fixed
  • Submitted: 2019-05-23
  • Updated: 2019-10-12
  • Resolved: 2019-06-10
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JDK 13 JDK 14
13 b25Fixed 14Fixed
Related Reports
Relates :  
JDK-8226287 - Make process_users_of_allocation handle gc barriers
Relates :  
JDK-8224592 - AArch64: Membar handling needs adjusting to support ZGC
Relates :  
JDK-8224148 - Kitchensink crashes with assert(oopDesc::is_oop(obj)) failed with ZGC
Description
Insert ZGC load barriers after loop optimizations, before macro expansion.
Comments
Webrev: http://cr.openjdk.java.net/~neliasso/8224675/webrev.01/
23-05-2019