[vector] Extract cleanup for x86

[Rukmannagari, Shravya]

Hi Sandhya,
The patch looks good to me.

Thanks,
Shravya.

From: Viswanathan, Sandhya <sandhya.viswanathan at intel.com>
Sent: Friday, February 14, 2020 4:29 PM
To: panama-dev at openjdk.java.net; Rukmannagari, Shravya <shravya.rukmannagari at intel.com>
Subject: [vector] Extract cleanup for x86

Please find below a webrev which merges the extract instructs where possible.
http://cr.openjdk.java.net/~sviswanathan/vectorIntrinsics/Extract/

Best Regards,
Sandhya