Bugzilla 323437, this is phase 2 in a series of patches adding support for IBM
Power ISA 2.07. The first bugzilla in the series was: 322294: Add initial
support for IBM Power ISA 2.07

Phase 2 VEX commit 2756 added support for the following new instructions to
VEX/priv/guest_ppc_toIR.c:
 - lq, stq, lqarx, stqcx.
 - mfvsrwz, mtvsrwz
 - fmrgew, fmrgow

This commit adds the corresponding test cases for these instructions.



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13539 a5019735-40e9-0310-863c-91ae7b9d1cf9