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

#ifndef cg_arcs_h
#define cg_arcs_h

#include "gprof.h"
#include "symtab.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 */
    int 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 */
  }
Arc;

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

extern void arc_add PARAMS ((Sym * parent, Sym * child, int count));
extern Arc *arc_lookup PARAMS ((Sym * parent, Sym * child));
extern Sym **cg_assemble PARAMS ((void));

#endif /* cg_arcs_h */
Commit	Line	Data
5489fcc3 KR	1	#ifndef cg_arcs_h
	2	#define cg_arcs_h
	3
	4	#include "gprof.h"
	5	#include "symtab.h"
	6
	7	/*
	8	* Arc structure for call-graph.
	9	*
	10	* With pointers to the symbols of the parent and the child, a count
	11	* of how many times this arc was traversed, and pointers to the next
	12	* parent of this child and the next child of this parent.
	13	*/
12516a37 KR	14	typedef struct arc
	15	{
	16	Sym parent; / source vertice of arc */
	17	Sym child; / dest vertice of arc */
	18	int count; /* # of calls from parent to child */
	19	double time; /* time inherited along arc */
	20	double child_time; /* child-time inherited along arc */
	21	struct arc next_parent; / next parent of CHILD */
	22	struct arc next_child; / next child of PARENT */
	23	}
	24	Arc;
5489fcc3	25
12516a37 KR	26	extern int num_cycles; /* number of cycles discovered */
12516a37 KR	27	extern Sym cycle_header; / cycle headers */
5489fcc3	28
12516a37 KR	29	extern void arc_add PARAMS ((Sym * parent, Sym * child, int count));
	30	extern Arc arc_lookup PARAMS ((Sym parent, Sym * child));
	31	extern Sym **cg_assemble PARAMS ((void));
5489fcc3 KR	32
5489fcc3 KR	33	#endif /* cg_arcs_h */