COMPMID-828 - Add support for non square pool size - Part1

Change-Id: Ib8100e7c659c49694c746fa3f36ce20f44f6929f
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/117804
Reviewed-by: Michele DiGiorgio <michele.digiorgio@arm.com>
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
Tested-by: Jenkins <bsgcomp@arm.com>
13 files changed