1*e4b17023SJohn Marino /* Utilities for ipa analysis. 2*e4b17023SJohn Marino Copyright (C) 2004, 2005, 2007 Free Software Foundation, Inc. 3*e4b17023SJohn Marino Contributed by Kenneth Zadeck <zadeck@naturalbridge.com> 4*e4b17023SJohn Marino 5*e4b17023SJohn Marino This file is part of GCC. 6*e4b17023SJohn Marino 7*e4b17023SJohn Marino GCC is free software; you can redistribute it and/or modify it under 8*e4b17023SJohn Marino the terms of the GNU General Public License as published by the Free 9*e4b17023SJohn Marino Software Foundation; either version 3, or (at your option) any later 10*e4b17023SJohn Marino version. 11*e4b17023SJohn Marino 12*e4b17023SJohn Marino GCC is distributed in the hope that it will be useful, but WITHOUT ANY 13*e4b17023SJohn Marino WARRANTY; without even the implied warranty of MERCHANTABILITY or 14*e4b17023SJohn Marino FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 15*e4b17023SJohn Marino for more details. 16*e4b17023SJohn Marino 17*e4b17023SJohn Marino You should have received a copy of the GNU General Public License 18*e4b17023SJohn Marino along with GCC; see the file COPYING3. If not see 19*e4b17023SJohn Marino <http://www.gnu.org/licenses/>. */ 20*e4b17023SJohn Marino 21*e4b17023SJohn Marino #ifndef GCC_IPA_UTILS_H 22*e4b17023SJohn Marino #define GCC_IPA_UTILS_H 23*e4b17023SJohn Marino #include "tree.h" 24*e4b17023SJohn Marino #include "cgraph.h" 25*e4b17023SJohn Marino 26*e4b17023SJohn Marino struct ipa_dfs_info { 27*e4b17023SJohn Marino int dfn_number; 28*e4b17023SJohn Marino int low_link; 29*e4b17023SJohn Marino /* This field will have the samy value for any two nodes in the same strongly 30*e4b17023SJohn Marino connected component. */ 31*e4b17023SJohn Marino int scc_no; 32*e4b17023SJohn Marino bool new_node; 33*e4b17023SJohn Marino bool on_stack; 34*e4b17023SJohn Marino struct cgraph_node* next_cycle; 35*e4b17023SJohn Marino PTR aux; 36*e4b17023SJohn Marino }; 37*e4b17023SJohn Marino 38*e4b17023SJohn Marino 39*e4b17023SJohn Marino 40*e4b17023SJohn Marino /* In ipa-utils.c */ 41*e4b17023SJohn Marino void ipa_print_order (FILE*, const char *, struct cgraph_node**, int); 42*e4b17023SJohn Marino int ipa_reduced_postorder (struct cgraph_node **, bool, bool, 43*e4b17023SJohn Marino bool (*ignore_edge) (struct cgraph_edge *)); 44*e4b17023SJohn Marino void ipa_free_postorder_info (void); 45*e4b17023SJohn Marino int ipa_reverse_postorder (struct cgraph_node **); 46*e4b17023SJohn Marino tree get_base_var (tree); 47*e4b17023SJohn Marino 48*e4b17023SJohn Marino 49*e4b17023SJohn Marino #endif /* GCC_IPA_UTILS_H */ 50*e4b17023SJohn Marino 51*e4b17023SJohn Marino 52