hg: panama/dev: Implement VectorAPI multiply long for AArch64 NEON

[yang.zhang at arm.com]

Changeset: dd02d7496a85
Author:    yzhang
Date:      2019-08-06 17:30 +0800
URL:       https://hg.openjdk.java.net/panama/dev/rev/dd02d7496a85

Implement VectorAPI multiply long for AArch64 NEON
Summary: Implement the missing matching rule for multiply long
Reviewed-by: yzhang
Contributed-by: eric.liu2 at arm.com

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