git: openjdk/jdk: 2 new changesets

[Roland Westrelin]

Changeset: ab638341
Author:    Roland Westrelin <roland at openjdk.org>
Date:      2022-02-02 07:37:44 +0000
URL:       https://git.openjdk.java.net/jdk/commit/ab638341de164965e06bb1d59808670260916b82

8280885: Shenandoah: Some tests failed with "EA: missing allocation reference path"

Reviewed-by: rkennke

! src/hotspot/share/gc/shenandoah/c2/shenandoahBarrierSetC2.cpp
+ test/hotspot/jtreg/gc/shenandoah/compiler/TestUnexpectedIUBarrierEA.java

Changeset: 4304a772
Author:    Roland Westrelin <roland at openjdk.org>
Date:      2022-02-02 07:38:36 +0000
URL:       https://git.openjdk.java.net/jdk/commit/4304a7728ec60f7937e0198c4f85384064fe560e

8279535: C2: Dead code in PhaseIdealLoop::create_loop_nest after JDK-8276116

Reviewed-by: thartmann

! src/hotspot/share/opto/loopnode.cpp