hg: jdk/sandbox: 8220566: AArch64: Set default vm features for Ampere eMAG CPUs

[chris.hegarty at oracle.com]

Changeset: a6221f993616
Author:    pzhang
Date:      2019-03-12 11:49 +0800
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/a6221f993616

8220566: AArch64: Set default vm features for Ampere eMAG CPUs
Summary: Set defaults for vendor specific features
Reviewed-by: adinn

! src/hotspot/cpu/aarch64/vm_version_aarch64.cpp