On Tue, 2 Dec 2025 23:20:12 GMT, Chen Liang <[email protected]> wrote:
>> Since access descriptor is created for each VH operation site, we can >> optimistically cache the adapted method handle in a site if the site >> operates on a constant VH. Used a C2 IR test to verify such a setup through >> an inexact VarHandle invocation can be constant folded through (previously, >> it was blocked by `asType`) > > Chen Liang 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: > > - Rollback getAndAdd for now > - Redundant change > - Merge branch 'master' of https://github.com/openjdk/jdk into > fix/vh-adapt-cache > - Stage > - Review tweaks > - Tweak VH usage in some classes > - Logical fallacy > - 8160821 test/micro/org/openjdk/bench/java/lang/invoke/VarHandleExact.java line 81: > 79: > 80: @Benchmark > 81: public void generic_returnDroppingInvocation() { What about "all-generic" case (` { generic.getAndAdd(data, 42); }`)? ------------- PR Review Comment: https://git.openjdk.org/jdk/pull/28585#discussion_r2583363907
