Native Image Committer and Community Meeting 2025-02-27

[wirthi]

List of all past and upcoming meetings: #3933

The meeting after this one is planned for March 27th, 2025. The meeting will typically be on the last Thursday of each month.

New and Noteworthy

• JDK 24 is feature complete, continuing to update to latest JDK 25 versions
  [GR-62457] Update labsjdk to 25+11-jvmci-b01 #10731
  [GR-62014] Avoid symbol versioning issues in shim libraries. #10649

• Native Image Layers
  [GR-62314] Register libraries from base layer in extension layers #10764
  [GR-61285] Relink static final fields across layers #10729
  [GR-62290] Fix concurrency issue with base layer graphs #10700
  [GR-59403] Don't require all virtual roots to be installed in vtables. #10689
  [GR-61460] Reload PolymorphicSignature methods #10686
  [GR-61534] Ensure static word fields are not unsafe accessed. #10676
  [GR-61928] Add BaseLayerMethod.isBridge. #10668
  [GR-60876] Load all instantiated types in application layer #10661
  [GR-62036] Add missing HOSTED_ONLY annotations to CGlobalData. #10659
  [GR-59855] Make StaticFinalFieldFoldingFeature layer aware #10654
  [GR-61421] Allow InitialLayerOnlyImageSingletons to be folded within future layers. #10642
  [GR-61427] Set implementations of methods as reachableInCurrentLayer too #10559

• GuestGraal / LibGraal

• Streamline reachability metadata

• Usability
  [GR-62119] Remove AccessAdvisor assertions with data races. #10683 (agent fix)
  [GR-61524] Log configuration entries filtered by the NI agent. #10641 (agent)
  [GR-61498] Filter java.lang.System$LoggerFinder when tracing resource accesses. #10597 (agent)

• Monitoring / tools

• Debugging
  [GR-61595] [GR-62153] [GR-62324] Small fixes and add more information to crash log output. #10734
  [GR-44775] Fix -H:-StripDebugInfo. #10688
  [GR-61492] Add native-image JDWP to the standard GraalVM. #10631 (experimental and off by default)

• FFM API / Panama
  [GR-59770] Make PanamaNFILanguage load cleanly on JDK 21 #10746
  [GR-61751] Use different scratch registers in MacroAssembler for SubstrateVM #10715

• Remove JDK 21 from our master branch
  [GR-62335] Remove all JDK 21 compiler suite CI jobs. #10707

• SBOM generation
  [GR-62099] Update documentation for SBOMs generated with Maven #10684

• Other
  Add nativeimage-libgraal to module path for non-jlinked JDKs #10710 (Red Hat)
  [GR-55222] Support Lazy Deoptimization #10639
  [GR-62080] Prevent out-of-memory errors during deoptimization #10741 (enabled by Lazy Deoptimization)
  [GR-54786] Cross-isolate exception dispatch for isolated compilation. #10617

• fixes
  [GR-61590] [GR-61408] [GR-60880] Add support for handling unsigned comparisons in points-to analysis. #10628
  [GR-61888] Fix @Uninterruptible. #10621
  [GR-60649] [GR-61423] Various fixes for system properties and locales. #10613
  [GR-45784] [GR-61420] [GR-61901] Various smaller fixes and cleanups. #10635
  [GR-61494] [GR-60855] Analysis Refactoring & Minor Improvements #10660
  [GR-44352] [GR-61906] Mark ZoneOffset.rules with RecomputeFieldValue #10663
  [GR-44775] Fix incorrect calculation of "other data". #10680
  [GR-45784] [GR-61965] Reenable all checks regarding @Uninterruptible and other minor changes. #10703
  [GR-61998] Prevent walking image heap continuations with unpatched references and carrier threads unexpectedly leaking into frames. #10712
  [GR-46400] Ensure resources are registered with proper names for run-time lookup #10725
  [GR-62340] Use correct acquisition count in acquireOnOOME. #10722

Questions

Deep Dive: Foreign Function and Memory API (JEP 442, Panama) outlook for JDK 25