optabs.c (can_compare_p): Test the predicate of a cbranch and cstore pattern.
[official-gcc.git] / gcc / dse.h
blob862eacadc1eb75ef612d9f3e8cea1ef723fa2700
1 /* RTL dead store elimination.
2 Copyright (C) 2007 Free Software Foundation, Inc.
4 Contributed by Richard Sandiford <rsandifor@codesourcery.com>
5 and Kenneth Zadeck <zadeck@naturalbridge.com>
7 This file is part of GCC.
9 GCC is free software; you can redistribute it and/or modify it under
10 the terms of the GNU General Public License as published by the Free
11 Software Foundation; either version 3, or (at your option) any later
12 version.
14 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
15 WARRANTY; without even the implied warranty of MERCHANTABILITY or
16 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17 for more details.
19 You should have received a copy of the GNU General Public License
20 along with GCC; see the file COPYING3. If not see
21 <http://www.gnu.org/licenses/>. */
23 #ifndef GCC_DSE_H
24 #define GCC_DSE_H
26 struct df;
28 extern void dse_record_singleton_alias_set (alias_set_type, enum machine_mode);
29 extern void dse_invalidate_singleton_alias_set (alias_set_type);
31 #endif /* GCC_DSE_H */