git: openjdk/jdk: 8294540: Remove Opaque2Node: it is broken and triggers assert

[Emanuel Peter]

Changeset: 619b68c5
Author:    Emanuel Peter <epeter at openjdk.org>
Date:      2022-12-05 08:30:31 +0000
URL:       https://git.openjdk.org/jdk/commit/619b68c5d1908de335cefd536963cadd57472925

8294540: Remove Opaque2Node: it is broken and triggers assert

Reviewed-by: chagedorn, kvn

! src/hotspot/share/opto/classes.hpp
! src/hotspot/share/opto/compile.cpp
! src/hotspot/share/opto/loopTransform.cpp
! src/hotspot/share/opto/loopnode.hpp
! src/hotspot/share/opto/loopopts.cpp
! src/hotspot/share/opto/macro.cpp
! src/hotspot/share/opto/opaquenode.cpp
! src/hotspot/share/opto/opaquenode.hpp
! src/hotspot/share/opto/phaseX.cpp
! src/hotspot/share/opto/subnode.cpp
! src/hotspot/share/runtime/vmStructs.cpp