s390/ctlreg: cleanup inline assemblies

Use symbolic names for operands, remove typedefs, and slightly
refactor the code.

Reviewed-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
This commit is contained in:
Heiko Carstens 2023-09-11 21:39:57 +02:00 • committed by Vasily Gorbik
commit a74e4fc168