Merge remote-tracking branch 'remotes/cohuck/tags/s390x-20191022' into staging

Merge remote-tracking branch 'remotes/cohuck/tags/s390x-20191022' into staging

s390x fixes in tcg vector instruction handling and in the
cpu model code

# gpg: Signature made Tue 22 Oct 2019 10:51:07 BST
# gpg:                using RSA key C3D0D66DC3624FF6A8C018CEDECF6B93C6F02FAF
# gpg:                issuer "cohuck@redhat.com"
# gpg: Good signature from "Cornelia Huck <conny@cornelia-huck.de>" [unknown]
# gpg:                 aka "Cornelia Huck <huckc@linux.vnet.ibm.com>" [full]
# gpg:                 aka "Cornelia Huck <cornelia.huck@de.ibm.com>" [full]
# gpg:                 aka "Cornelia Huck <cohuck@kernel.org>" [unknown]
# gpg:                 aka "Cornelia Huck <cohuck@redhat.com>" [unknown]
# Primary key fingerprint: C3D0 D66D C362 4FF6 A8C0  18CE DECF 6B93 C6F0 2FAF

* remotes/cohuck/tags/s390x-20191022:
  s390x/kvm: Set default cpu model for all machine classes
  s390x/tcg: Fix VECTOR SUBTRACT WITH BORROW COMPUTE BORROW INDICATION
  s390x/tcg: Fix VECTOR SUBTRACT WITH BORROW INDICATION
  s390x/tcg: Fix VECTOR SUBTRACT COMPUTE BORROW INDICATION
  s390x/tcg: Fix VECTOR SHIFT RIGHT ARITHMETIC BY BYTE
  s390x/tcg: Fix VECTOR MULTIPLY AND ADD *
  s390x/tcg: Fix VECTOR MULTIPLY LOGICAL ODD
  s390x/mmu: Remove duplicate check for MMU_DATA_STORE
  s390x/cpumodel: Add missing visit_free

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>