JDK-8340794 : [lworld] Follow up 8329433 for Valhalla entry points in nmethod
  • Type: Enhancement
  • Component: hotspot
  • Sub-Component: compiler
  • Affected Version: repo-valhalla
  • Priority: P4
  • Status: Open
  • Resolution: Unresolved
  • Submitted: 2024-09-24
  • Updated: 2025-08-25
The Version table provides details related to the release that this issue/RFE will be addressed.

Unresolved : Release in which this issue/RFE will be addressed.
Resolved: Release in which this issue/RFE has been resolved.
Fixed : Release in which this issue/RFE has been fixed. The release containing this fix may be available for download as an Early Access Release or a General Availability Release.

To download the current JDK release, click here.
Other
repo-valhallaUnresolved
Related Reports
Relates :  
JDK-8329433 - Reduce nmethod header size
Description
When JDK-8329433 was merged, the Valhalla specific entry points were not converted to 16 bit offsets. There seem to be some logic involved with CodeOffset == -1 which did not work "out of the box" (checked_cast<> had a runtime check for overflow which triggered).