1/* Declarations and definitons for stringpool.c.
2   Copyright (C) 2013-2015 Free Software Foundation, Inc.
3
4This file is part of GCC.
5
6GCC is free software; you can redistribute it and/or modify it under
7the terms of the GNU General Public License as published by the Free
8Software Foundation; either version 3, or (at your option) any later
9version.
10
11GCC is distributed in the hope that it will be useful, but WITHOUT ANY
12WARRANTY; without even the implied warranty of MERCHANTABILITY or
13FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14for more details.
15
16You should have received a copy of the GNU General Public License
17along with GCC; see the file COPYING3.  If not see
18<http://www.gnu.org/licenses/>.  */
19
20#ifndef GCC_STRINGPOOL_H
21#define GCC_STRINGPOOL_H
22
23/* Return the (unique) IDENTIFIER_NODE node for a given name.
24   The name is supplied as a char *.  */
25extern tree get_identifier (const char *);
26
27/* If an identifier with the name TEXT (a null-terminated string) has
28   previously been referred to, return that node; otherwise return
29   NULL_TREE.  */
30extern tree maybe_get_identifier (const char *);
31
32/* Identical to get_identifier, except that the length is assumed
33   known.  */
34extern tree get_identifier_with_length (const char *, size_t);
35
36#if GCC_VERSION >= 3000
37#define get_identifier(str) \
38  (__builtin_constant_p (str)				\
39    ? get_identifier_with_length ((str), strlen (str))  \
40    : get_identifier (str))
41#endif
42
43#endif  // GCC_STRINGPOOL_H
44