public AstNodeStm vbfy1()
{
return VEC_VD.SetVector(Index => {
switch (Index)
{
case 0: return VEC_VS[0] + VEC_VS[1];
case 1: return VEC_VS[0] - VEC_VS[1];
case 2: return VEC_VS[2] + VEC_VS[3];
case 3: return VEC_VS[2] - VEC_VS[3];
default: throw (new InvalidOperationException("vbfy1.Assert!"));
}
}, PC);
}