RFR: 8294960: Convert java.base/java.lang.invoke package to use the Classfile API to generate lambdas and method handles

Adam Sotona asotona at openjdk.org
Fri Dec 15 12:11:59 UTC 2023


java.base java.lang.invoke package heavily uses ASM to generate lambdas and method handles.

This patch converts ASM calls to Classfile API.

This PR is continuation of https://github.com/openjdk/jdk/pull/12945

Any comments and suggestions are welcome.

Please review.

Thank you,
Adam

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

Commit messages:
 - fixed InnerClassLambdaMetafactory for hidden caller classes
 - performance improvements
 - consolidation of descriptors handling
 - InvokerBytecodeGenerator::emit... improvements
 - 8294960: Convert java.base/java.lang.invoke package to use the Classfile API to generate lambdas and method handlers

Changes: https://git.openjdk.org/jdk/pull/17108/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=17108&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8294960
  Stats: 2142 lines in 13 files changed: 443 ins; 859 del; 840 mod
  Patch: https://git.openjdk.org/jdk/pull/17108.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/17108/head:pull/17108

PR: https://git.openjdk.org/jdk/pull/17108


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