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

[rwestrel at redhat.com]

Changeset: d17e09494308
Author:    roland
Date:      2018-11-27 14:49 +0100
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/d17e09494308

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