Subversion Repositories openrisc_2011-10-31

#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 */