[RFC] eal: use same atomic intrinsics for gcc and clang

[Morten Brørup]

> From: Honnappa Nagarahalli [mailto:honnappa.nagarahalli at arm.com]
> Sent: Saturday, 11 February 2023 02.56
> 
> The size generic atomic intrinsics generate the same
> code as the size specific intrinsics for gcc. Use size
> generic intrinsics for both gcc and clang.
> 
> Fixes: 7bdccb93078e ("eal: fix ARM build with clang")
> Cc: stable at dpdk.org
> Cc: pbhagavatula at marvell.com
> 
> Signed-off-by: Honnappa Nagarahalli <honnappa.nagarahalli at arm.com>
> ---

Acked-by: Morten Brørup <mb at smartsharesystems.com>