git: openjdk/jdk: 8267151: C2: Don't create dummy Opaque1Node for outmost unswitched IfNode

[Tobias Hartmann]

Changeset: 392f962e
Author:    Yi Yang <yyang at openjdk.org>
Committer: Tobias Hartmann <thartmann at openjdk.org>
Date:      2021-05-19 09:06:59 +0000
URL:       https://git.openjdk.java.net/jdk/commit/392f962e0e87de1b5183505c86a967cc9999e04c

8267151: C2: Don't create dummy Opaque1Node for outmost unswitched IfNode

Reviewed-by: thartmann, neliasso

! src/hotspot/share/opto/loopUnswitch.cpp
! src/hotspot/share/opto/loopnode.hpp