[deliverable/binutils-gdb.git] / gprof / cg_arcs.h

#ifndef cg_arcs_h
#define cg_arcs_h

/*
 * Arc structure for call-graph.
 *
 * With pointers to the symbols of the parent and the child, a count
 * of how many times this arc was traversed, and pointers to the next
 * parent of this child and the next child of this parent.
 */
typedef struct arc
  {
    Sym *parent;		/* source vertice of arc */
    Sym *child;			/* dest vertice of arc */
    unsigned long count;	/* # of calls from parent to child */
    double time;		/* time inherited along arc */
    double child_time;		/* child-time inherited along arc */
    struct arc *next_parent;	/* next parent of CHILD */
    struct arc *next_child;	/* next child of PARENT */
    int has_been_placed;	/* have this arc's functions been placed? */
  }
Arc;

extern unsigned int num_cycles;	/* number of cycles discovered */
extern Sym *cycle_header;	/* cycle headers */

extern void arc_add (Sym * parent, Sym * child, unsigned long count);
extern Arc *arc_lookup (Sym * parent, Sym * child);
extern Sym **cg_assemble (void);
extern Arc **arcs;
extern unsigned int numarcs;

#endif /* cg_arcs_h */
Commit	Line	Data
252b5132 RH	1	#ifndef cg_arcs_h
	2	#define cg_arcs_h
	3
252b5132 RH	4	/*
	5	* Arc structure for call-graph.
	6	*
	7	* With pointers to the symbols of the parent and the child, a count
	8	* of how many times this arc was traversed, and pointers to the next
	9	* parent of this child and the next child of this parent.
	10	*/
	11	typedef struct arc
	12	{
	13	Sym parent; / source vertice of arc */
	14	Sym child; / dest vertice of arc */
	15	unsigned long count; /* # of calls from parent to child */
	16	double time; /* time inherited along arc */
	17	double child_time; /* child-time inherited along arc */
	18	struct arc next_parent; / next parent of CHILD */
	19	struct arc next_child; / next child of PARENT */
	20	int has_been_placed; /* have this arc's functions been placed? */
	21	}
	22	Arc;
	23
	24	extern unsigned int num_cycles; /* number of cycles discovered */
	25	extern Sym cycle_header; / cycle headers */
	26
3e8f6abf BE	27	extern void arc_add (Sym * parent, Sym * child, unsigned long count);
	28	extern Arc arc_lookup (Sym parent, Sym * child);
	29	extern Sym **cg_assemble (void);
252b5132 RH	30	extern Arc **arcs;
	31	extern unsigned int numarcs;
	32
	33	#endif /* cg_arcs_h */