git: openjdk/jdk: 8255670: Improve C2's detection of modified nodes

[Emanuel Peter]

Changeset: 83abfa5d
Author:    Emanuel Peter <epeter at openjdk.org>
Date:      2022-09-22 07:44:50 +0000
URL:       https://git.openjdk.org/jdk/commit/83abfa5d8231d5bfa383989159758cbe3530ee51

8255670: Improve C2's detection of modified nodes

Reviewed-by: kvn, thartmann, roland

! src/hotspot/share/opto/addnode.cpp
! src/hotspot/share/opto/callnode.cpp
! src/hotspot/share/opto/ifnode.cpp
! src/hotspot/share/opto/loopPredicate.cpp
! src/hotspot/share/opto/loopTransform.cpp
! src/hotspot/share/opto/loopnode.cpp
! src/hotspot/share/opto/memnode.cpp
! src/hotspot/share/opto/mulnode.cpp
! src/hotspot/share/opto/node.cpp
! src/hotspot/share/opto/node.hpp
! src/hotspot/share/opto/phaseX.hpp