JDK-8071302 : assert(!_reg_node[reg_lo] || edge_from_to(_reg_node[reg_lo],def)) failed: after block local scheduling
  • Type: Bug
  • Component: hotspot
  • Sub-Component: compiler
  • Affected Version: 9
  • Priority: P1
  • Status: Closed
  • Resolution: Fixed
  • Submitted: 2015-01-22
  • Updated: 2017-07-26
  • Resolved: 2015-01-22
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JDK 7 JDK 8 JDK 9
7-poolResolved 8u60Fixed 9 b50Fixed
Related Reports
Relates :  
JDK-6776584 - Escape analysis on sparcv9: Error: before block local scheduling
Relates :  
JDK-8068881 - SIGBUS in C2 compiled method weblogic.wsee.jaxws.framework.jaxrpc.EnvironmentFactory$SimulatedWsdlDefinitions.
Description
Nightly failure running ib/modules/bootmodules_jimage/com_sun_org_apache_xalan_internal_xsltc_compiler_Template
Comments
verified by nightly testing
26-07-2017
This is caused by the fix to JDK-8068881. MachMerge node is scheduled incorrectly because it is not mapped to the appropriate block.
22-01-2015
Actually it's "after scheduling" so that's different.
22-01-2015
I though such cases should be handled by JDK-8068881. I'll take a look.
22-01-2015