ack/mach/proto/mcg/reg.h
David Given 4db402f229 Add (pretty crummy) support for register aliases and static pairs of registers.
We should have enough functionality now for rather buggy 8-bit ints and
doubles. Rework the table and the platform.c to match.
2016-10-21 23:31:00 +02:00

44 lines
773 B
C

#ifndef REG_H
#define REG_H
#define WITH_ATTR(a) (1<<(a))
struct phicongruence
{
int id;
ARRAYOF(struct vreg) vregs;
ARRAYOF(struct hop) definitions;
uint32_t type;
};
struct hreg
{
const char* id;
const struct burm_register_data* brd;
uint32_t type;
uint32_t attrs;
bool is_stacked;
int offset;
ARRAYOF(struct hreg) aliases;
};
struct vreg
{
int id;
uint32_t type;
struct phicongruence* congruence;
struct hop* defined;
ARRAYOF(struct hop) used;
};
typedef PMAPOF(struct hreg, struct vreg) register_assignment_t;
extern struct vreg* new_vreg(void);
extern struct hreg* new_hreg(const struct burm_register_data* brd);
extern struct hreg* new_stacked_hreg(uint32_t type);
#endif
/* vim: set sw=4 ts=4 expandtab : */