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/* Search for references that a functions loads or stores.
Copyright (C) 2019-2021 Free Software Foundation, Inc.
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
<http://www.gnu.org/licenses/>. */
#ifndef IPA_MODREF_H
#define IPA_MODREF_H
typedef modref_tree <alias_set_type> modref_records;
/* Single function summary. */
struct GTY(()) modref_summary
{
/* Load and stores in function (transitively closed to all callees) */
modref_records *loads;
modref_records *stores;
auto_vec<unsigned char> GTY((skip)) arg_flags;
bool writes_errno;
modref_summary ();
~modref_summary ();
void dump (FILE *);
bool useful_p (int ecf_flags, bool check_flags = true);
};
modref_summary *get_modref_function_summary (cgraph_node *func);
void ipa_modref_c_finalize ();
void ipa_merge_modref_summary_after_inlining (cgraph_edge *e);
#endif