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/* RTL dead store elimination.
   Copyright (C) 2007 Free Software Foundation, Inc.
 
   Contributed by Richard Sandiford <rsandifor@codesourcery.com>
   and Kenneth Zadeck <zadeck@naturalbridge.com>
 
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 GCC_DSE_H
#define GCC_DSE_H
 
struct df;
 
extern void dse_record_singleton_alias_set (alias_set_type, enum machine_mode);
extern void dse_invalidate_singleton_alias_set (alias_set_type);
 
#endif /* GCC_DSE_H */