> Improve startup and warmup time by making optimized native code for an > application instantly available when the HotSpot Java Virtual Machine starts. > Achieve this by compiling application code to native code in a training run, > storing the native code in the [AOT > cache](https://openjdk.org/jeps/483#Description) for use in subsequent > production runs. > > More details in the [JEP](https://openjdk.org/jeps/544). > > --------- > - [x] I confirm that I make this contribution in accordance with the [OpenJDK > Interim AI Policy](https://openjdk.org/legal/ai).
Vladimir Kozlov has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains 102 commits: - Merge master 10-01-2026 - Add some tests to AOT problem lists - Remove CodeCache size matching requirement - Second patch of John's comments - 8393334: [leyden] assert(entry->is_loaded() || entry->for_preload()) failed: invalidate only AOT code in use or a preload code - 8393230: [Leyden] Record all data about flattened array to correctly reconstruct it - 8393159: Test runtime/cds/appcds/aotCache/AOTCacheConsistency.java fails with --enable-preview - John's comments - 8393158: Test runtime/cds/appcds/aotCache/AOTCompatibleOopCompression.java fails with enable-preview - 8392986: [Leyden] Incorrect restoration of oops and metadata when loading AOT code - ... and 92 more: https://git.openjdk.org/jdk/compare/b6b2cbe2...c2f5bf42 ------------- Changes: https://git.openjdk.org/jdk/pull/30778/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=30778&range=24 Stats: 8966 lines in 171 files changed: 7469 ins; 407 del; 1090 mod Patch: https://git.openjdk.org/jdk/pull/30778.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/30778/head:pull/30778 PR: https://git.openjdk.org/jdk/pull/30778
