code: def instruction_ANDCC(self, opcode, m, register):
          
          assert register == self.cc_register
  
          old_cc = self.get_cc_value()
          new_cc = old_cc & m
          self.set_cc(new_cc)
docs: Performs a logical AND between the condition code register and the
          immediate byte specified in the instruction and places the result in the
          condition code register.
  
          source code forms: ANDCC #xx
  
          CC bits "HNZVC": ddddd