Function xc2par::try_assign_entire_chip

pub fn try_assign_entire_chip(
    g: &InputGraph, 
    go: &mut OutputGraph, 
    mc_assignments: &[[(PARMCAssignment, PARMCAssignment); 16]], 
    device_type: XC2DeviceSpeedPackage
) -> (Vec<Option<PARZIAAssignment>>, HashMap<(u32, u32, bool), u32>, u32)