git: openjdk/jdk17u-dev: 2 new changesets

[Goetz Lindenmaier]

Changeset: d21597ae
Author:    Goetz Lindenmaier <goetz at openjdk.org>
Date:      2023-04-20 08:20:41 +0000
URL:       https://git.openjdk.org/jdk17u-dev/commit/d21597aec91bbd41960923385f6a1feb31f14a0c

8299179: ArrayFill with store on backedge needs to reduce length by 1

Backport-of: d716ec5d3034240b7dd0aed86d9bb371bc3e5f5a

! src/hotspot/share/opto/loopTransform.cpp
+ test/hotspot/jtreg/compiler/loopopts/TestBackedgeLoadArrayFill.jasm
+ test/hotspot/jtreg/compiler/loopopts/TestBackedgeLoadArrayFillMain.java

Changeset: 4cfe4d7b
Author:    Goetz Lindenmaier <goetz at openjdk.org>
Date:      2023-04-20 08:22:47 +0000
URL:       https://git.openjdk.org/jdk17u-dev/commit/4cfe4d7b6f4520f9f486551c5568e388e7ba2d9f

8300823: UB: Compile::_phase_optimize_finished is initialized too late

Backport-of: e4252bb91478e9c2f0a5bbdae7cd663838d91b1b

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