s390x/tcg: implement Interlocked-Access Facility 2
authorDavid Hildenbrand <david@redhat.com>
Fri, 8 Dec 2017 16:02:00 +0000 (17:02 +0100)
committerCornelia Huck <cohuck@redhat.com>
Thu, 14 Dec 2017 16:56:54 +0000 (17:56 +0100)
commitf400be1813ee581f15bb2e93b463e2d9857e12f4
tree79e7fd12ca824df73e29c834dbf83a8ab9a60af7
parent0e9383bca8b92c4b457a46af0e351b7712984622
s390x/tcg: implement Interlocked-Access Facility 2

With this facility, OI/OIY, NI/NIY and XI/XIY are atomic. All operate on
one byte (MO_UB). Emulate old behavior.

Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20171208160207.26494-8-david@redhat.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
target/s390x/cpu_models.c
target/s390x/insn-data.def
target/s390x/translate.c