A control apparatus (10) for controlling a machine tool (20) on the basis of a machining program is provided with a program analysis unit (22) which analyzes an input machining program (30), a process table creation unit (26) which, on the basis of the results of the analysis by the program analysis unit (22), creates a process table that sequentially lists processes according to the execution flow of the machining program (30), and a display unit (28) which displays the process table created by the process table creation unit (26).