text: /* Subroutines for long double support.
     Copyright (C) 2000 Free Software Foundation, Inc.
  
  This file is part of GNU CC.
  
  GNU CC 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 2, or (at your option)
  any later version.
  
  In addition to the permissions in the GNU General Public License, the
  Free Software Foundation gives you unlimited permission to link the
  compiled version of this file into combinations with other programs,
  and to distribute those combinations without any restriction coming
  from the use of this file.  (The General Public License restrictions
  do apply in other respects; for example, they cover modification of
  the file, and distribution when not linked into a combine
  executable.)
  
  GNU CC 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 GNU CC; see the file COPYING.  If not, write to
  the Free Software Foundation, 59 Temple Place - Suite 330,
  Boston, MA 02111-1307, USA.  */
  
  int _U_Qfcmp (long double a, long double b, int);
  long _U_Qfcnvfxt_quad_to_sgl (long double);
  
  int _U_Qfeq (long double, long double);
  int _U_Qfne (long double, long double);
  int _U_Qfgt (long double, long double);
  int _U_Qfge (long double, long double);
  int _U_Qflt (long double, long double);
  int _U_Qfle (long double, long double);
  int _U_Qfcomp (long double, long double);
  long double _U_Qfneg (long double);
  #ifdef __LP64__
  int __U_Qfcnvfxt_quad_to_sgl (long double);
  #endif
  unsigned int _U_Qfcnvfxt_quad_to_usgl(long double);
  
  int
  _U_Qfeq (long double a, long double b)
  {
    return (_U_Qfcmp (a, b, 4) != 0);
  }
  
  int
  _U_Qfne (long double a, long double b)
  {
    return (_U_Qfcmp (a, b, 4) == 0);
  }
  	
  int
  _U_Qfgt (long double a, long double b)
  {
    return (_U_Qfcmp (a, b, 17) != 0);
  }
  
  int
  _U_Qfge (long double a, long double b)
  {
    return (_U_Qfcmp (a, b, 21) != 0);
  }
  
  int
  _U_Qflt (long double a, long double b)
  {
    return (_U_Qfcmp (a, b, 9) != 0);
  }
  
  int
  _U_Qfle (long double a, long double b)
  {
    return (_U_Qfcmp (a, b, 13) != 0);
  }
  
  int
  _U_Qfcomp (long double a, long double b)
  {
    if (_U_Qfcmp (a, b, 4) == 0)
      return 0;
  
    return (_U_Qfcmp (a, b, 22) != 0 ? 1 : -1);
  }
  
  
  long double
  _U_Qfneg (long double a)
  {
    return (0.0L - a);
  }
  
  #ifdef __LP64__
  /* This routine is only necessary for the PA64 port; for reasons unknown
     _U_Qfcnvfxt_quad_to_sgl returns the integer in the high 32bits of the
     return value.  Ugh.  */
  int
  __U_Qfcnvfxt_quad_to_sgl (long double a)
  {
    return _U_Qfcnvfxt_quad_to_sgl (a) >> 32;
  }
  #endif
  
  /* HP only has signed conversion in library, so need to synthesize an
     unsigned version */
  unsigned int
  _U_Qfcnvfxt_quad_to_usgl(long double a)
  {
    extern long long _U_Qfcnvfxt_quad_to_dbl (long double a);
    return (unsigned int) _U_Qfcnvfxt_quad_to_dbl (a);
  }
  