hg: jdk/jdk: 8209684: Intrinsics that assume some input non null should use GraphKit::must_be_not_null()

[rwestrel at redhat.com]

Changeset: 2d7bff7367c6
Author:    roland
Date:      2018-08-22 10:09 +0200
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/2d7bff7367c6

8209684: Intrinsics that assume some input non null should use GraphKit::must_be_not_null()
Reviewed-by: kvn, thartmann

! src/hotspot/share/opto/library_call.cpp