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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 */