[VIRT-349 # QEMU SVE2 Support ]

Continuing the testing vs armie.

[VIRT-327 # Richard's upstream QEMU work ]

* More microblaze cleanup, including a check-acceptance regression fix from the first pull. Ho hum.

* Patch review, queue is empty again.

* Old patch queue cleanup, Fixed some gvec bugs affecting 32-bit x86; testing vs aa32 risu.

r~