1 /* Copyright (C) 2012-2014 Free Software Foundation, Inc. 2 3 This file is part of GNU Binutils. 4 5 This program is free software; you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 3 of the License, or 8 (at your option) any later version. 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program; if not, write to the Free Software 17 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, 18 MA 02110-1301, USA. */ 19 20 #ifndef cg_arcs_h 22 #define cg_arcs_h 23 24 /* 25 * Arc structure for call-graph. 26 * 27 * With pointers to the symbols of the parent and the child, a count 28 * of how many times this arc was traversed, and pointers to the next 29 * parent of this child and the next child of this parent. 30 */ 31 typedef struct arc 32 { 33 Sym *parent; /* source vertice of arc */ 34 Sym *child; /* dest vertice of arc */ 35 unsigned long count; /* # of calls from parent to child */ 36 double time; /* time inherited along arc */ 37 double child_time; /* child-time inherited along arc */ 38 struct arc *next_parent; /* next parent of CHILD */ 39 struct arc *next_child; /* next child of PARENT */ 40 int has_been_placed; /* have this arc's functions been placed? */ 41 } 42 Arc; 43 44 extern unsigned int num_cycles; /* number of cycles discovered */ 45 extern Sym *cycle_header; /* cycle headers */ 46 47 extern void arc_add (Sym * parent, Sym * child, unsigned long count); 48 extern Arc *arc_lookup (Sym * parent, Sym * child); 49 extern Sym **cg_assemble (void); 50 extern Arc **arcs; 51 extern unsigned int numarcs; 52 53 #endif /* cg_arcs_h */ 54
