120 lines
3.1 KiB
C
120 lines
3.1 KiB
C
/* IPA reference lists.
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Copyright (C) 2010
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Free Software Foundation, Inc.
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Contributed by Jan Hubicka
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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/* Return callgraph node REF is refering. */
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static inline struct cgraph_node *
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ipa_ref_node (struct ipa_ref *ref)
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{
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gcc_assert (ref->refered_type == IPA_REF_CGRAPH);
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return ref->refered.cgraph_node;
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}
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/* Return varpool node REF is refering. */
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static inline struct varpool_node *
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ipa_ref_varpool_node (struct ipa_ref *ref)
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{
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gcc_assert (ref->refered_type == IPA_REF_VARPOOL);
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return ref->refered.varpool_node;
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}
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/* Return cgraph node REF is in. */
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static inline struct cgraph_node *
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ipa_ref_refering_node (struct ipa_ref *ref)
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{
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gcc_assert (ref->refering_type == IPA_REF_CGRAPH);
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return ref->refering.cgraph_node;
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}
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/* Return varpool node REF is in. */
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static inline struct varpool_node *
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ipa_ref_refering_varpool_node (struct ipa_ref *ref)
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{
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gcc_assert (ref->refering_type == IPA_REF_VARPOOL);
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return ref->refering.varpool_node;
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}
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/* Return reference list REF is in. */
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static inline struct ipa_ref_list *
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ipa_ref_refering_ref_list (struct ipa_ref *ref)
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{
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if (ref->refering_type == IPA_REF_CGRAPH)
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return &ipa_ref_refering_node (ref)->ref_list;
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else
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return &ipa_ref_refering_varpool_node (ref)->ref_list;
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}
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/* Return reference list REF is in. */
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static inline struct ipa_ref_list *
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ipa_ref_refered_ref_list (struct ipa_ref *ref)
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{
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if (ref->refered_type == IPA_REF_CGRAPH)
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return &ipa_ref_node (ref)->ref_list;
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else
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return &ipa_ref_varpool_node (ref)->ref_list;
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}
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/* Return first reference in LIST or NULL if empty. */
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static inline struct ipa_ref *
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ipa_ref_list_first_reference (struct ipa_ref_list *list)
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{
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if (!VEC_length (ipa_ref_t, list->references))
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return NULL;
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return VEC_index (ipa_ref_t, list->references, 0);
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}
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/* Return first refering ref in LIST or NULL if empty. */
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static inline struct ipa_ref *
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ipa_ref_list_first_refering (struct ipa_ref_list *list)
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{
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if (!VEC_length (ipa_ref_ptr, list->refering))
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return NULL;
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return VEC_index (ipa_ref_ptr, list->refering, 0);
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}
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/* Clear reference list. */
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static inline void
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ipa_empty_ref_list (struct ipa_ref_list *list)
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{
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list->refering = NULL;
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list->references = NULL;
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}
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/* Clear reference list. */
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static inline unsigned int
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ipa_ref_list_nreferences (struct ipa_ref_list *list)
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{
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return VEC_length (ipa_ref_t, list->references);
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}
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#define ipa_ref_list_reference_iterate(L,I,P) \
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VEC_iterate(ipa_ref_t, (L)->references, (I), (P))
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#define ipa_ref_list_refering_iterate(L,I,P) \
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VEC_iterate(ipa_ref_ptr, (L)->refering, (I), (P))
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