Add more test cases: trn1, trn2, uzp1, uzp2, zip1, zip2, urecpe, ursqrte.
This completes the test cases for the SIMD integer instructions.



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13970 a5019735-40e9-0310-863c-91ae7b9d1cf9