New irop Iop_MullEven*
 - a widening un/signed multiply of even lanes

Recast misused irops Iop_MulLo/Hi* as Iop_MullEven*




git-svn-id: svn://svn.valgrind.org/vex/trunk@1434 8f6e269a-dfd6-0310-a8e1-e2731360e62c
5 files changed