1  /* Communication between the Local Register Allocator (LRA) and
       2     the rest of the compiler.
       3     Copyright (C) 2010-2023 Free Software Foundation, Inc.
       4     Contributed by Vladimir Makarov <vmakarov@redhat.com>.
       5  
       6  This file is part of GCC.
       7  
       8  GCC is free software; you can redistribute it and/or modify it under
       9  the terms of the GNU General Public License as published by the Free
      10  Software Foundation; either version 3, or (at your option) any later
      11  version.
      12  
      13  GCC is distributed in the hope that it will be useful, but WITHOUT ANY
      14  WARRANTY; without even the implied warranty of MERCHANTABILITY or
      15  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
      16  for more details.
      17  
      18  You should have received a copy of the GNU General Public License
      19  along with GCC; see the file COPYING3.	If not see
      20  <http://www.gnu.org/licenses/>.	 */
      21  
      22  #ifndef GCC_LRA_H
      23  #define GCC_LRA_H
      24  
      25  extern bool lra_simple_p;
      26  
      27  /* Return the allocno reg class of REGNO.  If it is a reload pseudo,
      28     the pseudo should finally get hard register of the allocno
      29     class.  */
      30  inline enum reg_class
      31  lra_get_allocno_class (int regno)
      32  {
      33    resize_reg_info ();
      34    return reg_allocno_class (regno);
      35  }
      36  
      37  extern rtx lra_eliminate_regs (rtx, machine_mode, rtx);
      38  extern void lra (FILE *);
      39  extern void lra_init_once (void);
      40  extern void lra_finish_once (void);
      41  
      42  #endif /* GCC_LRA_H */