hg: jdk/sandbox: 8215572: Add new Arrays micros

[chris.hegarty at oracle.com]

Changeset: 3d0f6ef91216
Author:    ecaspole
Date:      2019-01-02 13:37 -0500
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/3d0f6ef91216

8215572: Add new Arrays micros
Summary: New micros for mismatch and fill
Reviewed-by: kvn, vlivanov

+ test/micro/org/openjdk/bench/java/util/ArraysFill.java
+ test/micro/org/openjdk/bench/java/util/ArraysMismatch.java