ack/mach/proto/ncg/regvar.h
2017-11-12 11:25:18 -05:00

39 lines
772 B
C

/*
* (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
* See the copyright notice in the ACK home directory, in the file "Copyright".
*/
/* $Id$ */
struct regvar {
struct regvar *rv_next;
long rv_off;
int rv_size;
int rv_type;
int rv_score;
int rv_reg;
};
struct regassigned {
struct regvar *ra_rv;
int ra_score;
};
extern int nregvar[];
extern struct regassigned *regassigned[];
struct regvar *linkreg(long, int, int, int);
void tryreg(struct regvar *, int);
void fixregvars(int);
int isregvar(long);
#ifdef REGLAP
int isregvar_size(long, int);
#endif
int isregtyp(long);
void unlinkregs(void);
#ifdef REGLAP
#define PICK_REGVAR(off, size) isregvar_size(off, size)
#else
#define PICK_REGVAR(off, size) isregvar(off)
#endif