s390: allow to compile with z16 optimizations
authorHeiko Carstens <hca@linux.ibm.com>
Tue, 20 Jul 2021 12:28:08 +0000 (14:28 +0200)
committerHeiko Carstens <hca@linux.ibm.com>
Wed, 6 Apr 2022 11:08:50 +0000 (13:08 +0200)
commite69a7ff8d5deefc81bd9ce00b3ece83950a88fe6
treed983c4786d6532f93fd9fd3250107076c174642d
parent6203ac30297847ddc5e122ccdcbe9941fbc258e6
s390: allow to compile with z16 optimizations

Add config and compile options which allow to compile with z16
optimizations if the compiler supports it.

Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
arch/s390/Kconfig
arch/s390/Makefile