git: openjdk/jdk: master: 8372451: C2 SuperWord: "endless loop" assert. Need to implement proper worklist mechanism

[Emanuel Peter]

Changeset: 6c01d3b0
Branch: master
Author:    Emanuel Peter <epeter at openjdk.org>
Date:      2025-12-02 13:10:37 +0000
URL:       https://git.openjdk.org/jdk/commit/6c01d3b08862447983b96daaf34a4c62daf54101

8372451: C2 SuperWord: "endless loop" assert. Need to implement proper worklist mechanism

Reviewed-by: mhaessig, chagedorn

! src/hotspot/share/opto/vtransform.cpp
! src/hotspot/share/opto/vtransform.hpp
+ test/hotspot/jtreg/compiler/loopopts/superword/TestLongReductionChain.java