hg: jdk/submit: 8214362: C2: gc interface entry point for split if

[rwestrel at redhat.com]

Changeset: 9eac77532a12
Author:    roland
Date:      2018-11-27 14:49 +0100
URL:       http://hg.openjdk.java.net/jdk/submit/rev/9eac77532a12

8214362: C2: gc interface entry point for split if
Reviewed-by: rkennke, thartmann

! src/hotspot/share/gc/shared/c2/barrierSetC2.hpp
! src/hotspot/share/opto/loopopts.cpp