(PowerPC 64 running in 32 bits mode).
Use the new TARGET_ABI_DIR feature to implement a ppcemb-linux-user target
  (PowerPC 32 with 64 bits GPRs and vector extensions).


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3409 c046a42c-6fe2-441c-8c8c-71466251a162