text: /* Register names and numbers for MIPS DWARF.
     Copyright (C) 2006 Red Hat, Inc.
     This file is part of Red Hat elfutils.
  
     Red Hat elfutils 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; version 2 of the License.
  
     Red Hat elfutils 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 Red Hat elfutils; if not, write to the Free Software Foundation,
     Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA.
  
     Red Hat elfutils is an included package of the Open Invention Network.
     An included package of the Open Invention Network is a package for which
     Open Invention Network licensees cross-license their patents.  No patent
     license is granted, either expressly or impliedly, by designation as an
     included package.  Should you wish to participate in the Open Invention
     Network licensing program, please visit www.openinventionnetwork.com
     <http://www.openinventionnetwork.com>.  */
  
  #ifdef HAVE_CONFIG_H
  # include <config.h>
  #endif
  
  #include <string.h>
  #include <dwarf.h>
  
  #define BACKEND mips_
  #include "libebl_CPU.h"
  
  ssize_t
  mips_register_info (Ebl *ebl __attribute__((unused)),
  		    int regno, char *name, size_t namelen,
  		    const char **prefix, const char **setname,
  		    int *bits, int *type)
  {
    if (name == NULL)
      return 66;
  
    if (regno < 0 || regno > 65 || namelen < 4)
      return -1;
  
    *prefix = "$";
  
    if (regno < 32)
      {
        *setname = "integer";
        *type = DW_ATE_signed;
        *bits = 32;
        if (regno < 32 + 10)
          {
            name[0] = regno + '0';
            namelen = 1;
          }
        else
          {
            name[0] = (regno / 10) + '0';
            name[1] = (regno % 10) + '0';
            namelen = 2;
          }
      }
    else if (regno < 64)
      {
        *setname = "FPU";
        *type = DW_ATE_float;
        *bits = 32;
        name[0] = 'f';
        if (regno < 32 + 10)
  	{
  	  name[1] = (regno - 32) + '0';
  	  namelen = 2;
  	}
        else
  	{
  	  name[1] = (regno - 32) / 10 + '0';
  	  name[2] = (regno - 32) % 10 + '0';
  	  namelen = 3;
  	}
      }
    else if (regno == 64)
      {
        *type = DW_ATE_signed;
        *bits = 32;
        name[0] = 'h';
        name[1] = 'i';
        namelen = 2;
      }
    else
      {
        *type = DW_ATE_signed;
        *bits = 32;
        name[0] = 'l';
        name[1] = 'o';
        namelen = 2;
      }
  
    name[namelen++] = '\0';
    return namelen;
  }
  