JDK-8255665 : C2 should aggressively remove temporary hook nodes
- Type: Enhancement
- Component: hotspot
- Sub-Component: compiler
- Affected Version: 16
- Priority: P4
- Status: Resolved
- Resolution: Fixed
- Submitted: 2020-10-30
- Updated: 2021-02-24
- Resolved: 2020-11-05
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| JDK 16 |
|---|
16 b24Fixed  |
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Description
C2 often creates temporary "hook" nodes to keep other nodes alive. Although dead, these are sometimes not removed because they don't end up on the IGVN worklist.
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