git: openjdk/jdk: master: 8366888: C2: incorrect assertion predicate with short running long counted loop

[Roland Westrelin]

Changeset: 35f4a741
Branch: master
Author:    Roland Westrelin <roland at openjdk.org>
Date:      2025-11-25 13:00:07 +0000
URL:       https://git.openjdk.org/jdk/commit/35f4a7410cdaaa9d3ce68148cb81e893ad0d93de

8366888: C2: incorrect assertion predicate with short running long counted loop

Co-authored-by: Christian Hagedorn <chagedorn at openjdk.org>
Reviewed-by: chagedorn, bmaillard

! src/hotspot/share/opto/loopTransform.cpp
! src/hotspot/share/opto/loopnode.cpp
! src/hotspot/share/opto/loopnode.hpp
! src/hotspot/share/opto/node.hpp
! src/hotspot/share/opto/predicates.cpp
! src/hotspot/share/opto/predicates.hpp
+ test/hotspot/jtreg/compiler/longcountedloops/TestShortCountedLoopWithLongRCBadAssertPredicate.java
+ test/hotspot/jtreg/compiler/longcountedloops/TestShortCountedLoopWithLongRCBadAssertPredicate2.java