Lots of changes from David Mosberger-Tang; see ChangeLog and NOTES for details:

Alpha support.
Long options.
New file format to support more information; backwards compatibility.
Line-level profiling, on systems where bfd_find_nearest_line works.
Selective display of data.

1 files changed, 31 insertions, 0 deletions

diff --git a/gprof/cg_arcs.h b/gprof/cg_arcs.h
new file mode 100644
index 0000000..73c2c4b
--- /dev/null
+++ b/gprof/cg_arcs.h
@@ -0,0 +1,31 @@
+#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 */