| commit | c63badebfebacdba827ab1cc1d420fc81bd8d818 | [log] [tgz] |
|---|---|---|
| author | Martin Schwidefsky <schwidefsky@de.ibm.com> | Tue Dec 03 14:57:18 2013 +0100 |
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | Mon Dec 16 14:37:45 2013 +0100 |
| tree | 6bc09659dd889c7d85b09e7d1283cfecf08859a8 | |
| parent | 1c182a628075af7431edb8155601740867b5ae51 [diff] |
s390: optimize control register update It is less expensive to update control registers 0 and 2 with two individual stctg/lctlg instructions as with a single one that spans control register 0, 1 and 2. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>