static char rcsidvax [] = "$Header:ibm.h 12.0$";
/*	vax.h	1.3	83/08/11	*/

    /*
     *	opcode of the `calls' instruction
     */
#define BALR	0xec
#define	CALLS	BALR

    /*
     *	offset (in bytes) of the code from the entry address of a routine.
     *	(see asgnsamples for use and explanation.)
     */
#define OFFSET_OF_CODE	0
#define	UNITS_TO_CODE	(OFFSET_OF_CODE / sizeof(UNIT))

    /*
     *	register for pc relative addressing
     */
/* #define	PC	0xf	*/

enum opermodes {
	none
};
typedef enum opermodes	operandenum;

struct modebyte {
    unsigned int	regfield:4;
    unsigned int	modefield:4;
};

