RFR: 8357424: [JVMCI] Avoid incrementing decompilation count for hosted compiled nmethod [v7]

Yudi Zheng yzheng at openjdk.org
Fri Jun 13 16:29:17 UTC 2025


> Hosted Truffle compilations are installed on the OptimizedCallTarget#profiledPERoot method. Any deoptimization contributes to its decompile count, which can easily exceed the PerMethodRecompilationCutoff threshold, permanently preventing highest tier compilation on this method. This PR exempts hosted compilations from this cutoff by ensuring their decompile count is not incremented for hosted compiled nmethods.

Yudi Zheng has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains eight additional commits since the last revision:

 - Merge tag 'jdk-26+2' into JDK-8357424
   
   Added tag jdk-26+2 for changeset d7aa3498
 - fix compilation error
 - address comments
 - Merge remote-tracking branch 'upstream/master' into JDK-8357424
 - address comments
 - address comments
 - update copyright
 - [JVMCI] Avoid incrementing decompilation count for hosted compiled nmethod

-------------

Changes:
  - all: https://git.openjdk.org/jdk/pull/25356/files
  - new: https://git.openjdk.org/jdk/pull/25356/files/9d24428e..f253c0a8

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=25356&range=06
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=25356&range=05-06

  Stats: 3428 lines in 81 files changed: 1704 ins; 1413 del; 311 mod
  Patch: https://git.openjdk.org/jdk/pull/25356.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/25356/head:pull/25356

PR: https://git.openjdk.org/jdk/pull/25356


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