46 lines
1.1 KiB
C
46 lines
1.1 KiB
C
#ifndef BASICBLOCK_H
|
|
#define BASICBLOCK_H
|
|
|
|
struct phi
|
|
{
|
|
struct basicblock* prev; /* Predecessor that this phi is referring to */
|
|
struct ir* ir; /* IR of variable definition */
|
|
};
|
|
|
|
struct basicblock
|
|
{
|
|
const char* name;
|
|
ARRAYOF(struct em) ems;
|
|
ARRAYOF(struct ir) irs;
|
|
ARRAYOF(struct hop) hops;
|
|
|
|
ARRAYOF(struct basicblock) prevs;
|
|
ARRAYOF(struct basicblock) nexts;
|
|
int order; /* used by dominance graph code */
|
|
|
|
PMAPOF(struct vreg, struct phi) phis;
|
|
|
|
/* Used by liveness calculation. */
|
|
ARRAYOF(struct vreg) liveins;
|
|
ARRAYOF(struct vreg) liveouts;
|
|
|
|
/* Register assignments on entry and exit. These are *pointers* (because
|
|
* they just point to the regsin/regsout of the first and last hop
|
|
* respectively). */
|
|
register_assignment_t* regsin;
|
|
register_assignment_t* regsout;
|
|
|
|
bool is_fake : 1;
|
|
bool is_root : 1;
|
|
bool is_terminated : 1;
|
|
};
|
|
|
|
extern void bb_init(void);
|
|
extern struct basicblock* bb_get(const char* name);
|
|
extern void bb_alias(struct basicblock* block, const char* name);
|
|
|
|
#endif
|
|
|
|
/* vim: set sw=4 ts=4 expandtab : */
|
|
|