git: openjdk/jdk: 8173709: Fix VerifyLoopOptimizations - step 1 - minimal infrastructure

[Emanuel Peter]

Changeset: 24c6af06
Author:    Emanuel Peter <epeter at openjdk.org>
Date:      2023-04-04 06:28:57 +0000
URL:       https://git.openjdk.org/jdk/commit/24c6af0637631153707615932f1f10ced4e5c0e8

8173709: Fix VerifyLoopOptimizations - step 1 - minimal infrastructure

Reviewed-by: kvn, chagedorn, thartmann

! src/hotspot/share/opto/loopnode.cpp
! src/hotspot/share/opto/loopnode.hpp
! src/hotspot/share/opto/loopopts.cpp
! src/hotspot/share/opto/split_if.cpp