git: openjdk/jdk21: 2 new changesets

[Tobias Hartmann]

Changeset: 89ac41be
Author:    Tobias Hartmann <thartmann at openjdk.org>
Date:      2023-06-22 05:47:11 +0000
URL:       https://git.openjdk.org/jdk21/commit/89ac41be57a072589fea5400ca7797cdcf712e17

8310126: C1: Missing receiver null check in Reference::get intrinsic

Reviewed-by: chagedorn, dlong
Backport-of: 02aaab12e331e5a4c249f1d281c4439e2e7c914f

! src/hotspot/share/c1/c1_LIRGenerator.cpp
+ test/hotspot/jtreg/compiler/intrinsics/TestReferenceGetWithNull.java

Changeset: 7621d988
Author:    Tobias Hartmann <thartmann at openjdk.org>
Date:      2023-06-22 05:47:41 +0000
URL:       https://git.openjdk.org/jdk21/commit/7621d988f9fd6ec1b075d355b500b768518100c2

8309266: C2: assert(final_con == (jlong)final_int) failed: final value should be integer

Reviewed-by: chagedorn, dlong
Backport-of: 4a9cc8a000cafb3ad77a33710054b567e8553652

! src/hotspot/share/opto/loopnode.cpp
+ test/hotspot/jtreg/compiler/loopopts/TestLoopLimitOverflowDuringCCP.java