/* IPA reference lists. Copyright (C) 2010-2014 Free Software Foundation, Inc. Contributed by Jan Hubicka This file is part of GCC. GCC is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version. GCC is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GCC; see the file COPYING3. If not see . */ /* Return callgraph node REF is referring. */ static inline struct cgraph_node * ipa_ref_node (struct ipa_ref *ref) { return cgraph (ref->referred); } /* Return varpool node REF is referring. */ static inline varpool_node * ipa_ref_varpool_node (struct ipa_ref *ref) { return varpool (ref->referred); } /* Return cgraph node REF is in. */ static inline struct cgraph_node * ipa_ref_referring_node (struct ipa_ref *ref) { return cgraph (ref->referring); } /* Return varpool node REF is in. */ static inline varpool_node * ipa_ref_referring_varpool_node (struct ipa_ref *ref) { return varpool (ref->referring); } /* Return reference list REF is in. */ static inline struct ipa_ref_list * ipa_ref_referring_ref_list (struct ipa_ref *ref) { return &ref->referring->ref_list; } /* Return reference list REF is in. */ static inline struct ipa_ref_list * ipa_ref_referred_ref_list (struct ipa_ref *ref) { return &ref->referred->ref_list; } /* Return first reference in LIST or NULL if empty. */ static inline struct ipa_ref * ipa_ref_list_first_reference (struct ipa_ref_list *list) { if (!vec_safe_length (list->references)) return NULL; return &(*list->references)[0]; } /* Return first referring ref in LIST or NULL if empty. */ static inline struct ipa_ref * ipa_ref_list_first_referring (struct ipa_ref_list *list) { if (!list->referring.length ()) return NULL; return list->referring[0]; } /* Clear reference list. */ static inline void ipa_empty_ref_list (struct ipa_ref_list *list) { list->referring.create (0); list->references = NULL; } /* Clear reference list. */ static inline unsigned int ipa_ref_list_nreferences (struct ipa_ref_list *list) { return vec_safe_length (list->references); } #define ipa_ref_list_reference_iterate(L,I,P) \ vec_safe_iterate ((L)->references, (I), &(P)) #define ipa_ref_list_referring_iterate(L,I,P) \ (L)->referring.iterate ((I), &(P))