s390: Add support for the "convert from/to logical" instruction family.
A few (7) new IROps are introduced.
Patch by Christian Borntraeger (borntraeger@de.ibm.com).
Fixes bugzilla #274695.


git-svn-id: svn://svn.valgrind.org/vex/trunk@2496 8f6e269a-dfd6-0310-a8e1-e2731360e62c
8 files changed