git: openjdk/jdk17u-dev: 2 new changesets

[Goetz Lindenmaier]

Changeset: 71d5c0b2
Branch: master
Author:    Goetz Lindenmaier <goetz at openjdk.org>
Date:      2024-12-17 13:28:33 +0000
URL:       https://git.openjdk.org/jdk17u-dev/commit/71d5c0b247c22da75c2fb053cd93a167b02bf28f

8338100: C2: assert(!n_loop->is_member(get_loop(lca))) failed: control must not be back in the loop

Reviewed-by: mdoerr
Backport-of: e203df46faf610e35e2c2510271ad68199f4fa3f

! src/hotspot/share/opto/loopnode.cpp
! src/hotspot/share/opto/loopnode.hpp
! src/hotspot/share/opto/parse1.cpp
+ test/hotspot/jtreg/compiler/loopopts/LongCountedLoopInInfiniteLoop.jasm
+ test/hotspot/jtreg/compiler/loopopts/MoveStoreAfterInfiniteLoop.jasm
+ test/hotspot/jtreg/compiler/loopopts/TestLongCountedLoopInInfiniteLoop.java
+ test/hotspot/jtreg/compiler/loopopts/TestMoveStoreAfterInfiniteLoop.java

Changeset: fb37a919
Branch: master
Author:    Goetz Lindenmaier <goetz at openjdk.org>
Date:      2024-12-17 13:30:10 +0000
URL:       https://git.openjdk.org/jdk17u-dev/commit/fb37a9190254869d0cfe6510448eec7bbf9edb2c

8339687: Rearrange reachabilityFence()s in jdk.test.lib.util.ForceGC

Backport-of: 51b85a1f692fed7a66bdc0fae21438a60aafe7c2

! test/lib/jdk/test/lib/util/ForceGC.java