gnu/dist/gcc4/gcc/config/ia64/quadlib.c

   1 /* Subroutines for long double support.
   2    Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
   3
   4 This file is part of GCC.
   5
   6 GCC is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 In addition to the permissions in the GNU General Public License, the
  12 Free Software Foundation gives you unlimited permission to link the
  13 compiled version of this file into combinations with other programs,
  14 and to distribute those combinations without any restriction coming
  15 from the use of this file.  (The General Public License restrictions
  16 do apply in other respects; for example, they cover modification of
  17 the file, and distribution when not linked into a combine
  18 executable.)
  19
  20 GCC is distributed in the hope that it will be useful,
  21 but WITHOUT ANY WARRANTY; without even the implied warranty of
  22 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23 GNU General Public License for more details.
  24
  25 You should have received a copy of the GNU General Public License
  26 along with GCC; see the file COPYING.  If not, write to
  27 the Free Software Foundation, 51 Franklin Street, Fifth Floor,
  28 Boston, MA 02110-1301, USA.  */
  29
  30 extern int _U_Qfcmp (long double a, long double b, int);
  31
  32 int _U_Qfeq (long double, long double);
  33 int _U_Qfne (long double, long double);
  34 int _U_Qfgt (long double, long double);
  35 int _U_Qfge (long double, long double);
  36 int _U_Qflt (long double, long double);
  37 int _U_Qfle (long double, long double);
  38 int _U_Qfcomp (long double, long double);
  39
  40 int
  41 _U_Qfeq (long double a, long double b)
  42 {
  43   return (_U_Qfcmp (a, b, 4) != 0);
  44 }
  45
  46 int
  47 _U_Qfne (long double a, long double b)
  48 {
  49   return (_U_Qfcmp (a, b, 4) == 0);
  50 }
  51
  52 int
  53 _U_Qfgt (long double a, long double b)
  54 {
  55   return (_U_Qfcmp (a, b, 17) != 0);
  56 }
  57
  58 int
  59 _U_Qfge (long double a, long double b)
  60 {
  61   return (_U_Qfcmp (a, b, 21) != 0);
  62 }
  63
  64 int
  65 _U_Qflt (long double a, long double b)
  66 {
  67   return (_U_Qfcmp (a, b, 9) != 0);
  68 }
  69
  70 int
  71 _U_Qfle (long double a, long double b)
  72 {
  73   return (_U_Qfcmp (a, b, 13) != 0);
  74 }
  75
  76 int
  77 _U_Qfcomp (long double a, long double b)
  78 {
  79   if (_U_Qfcmp (a, b, 4) == 0)
  80     return 0;
  81
  82   return (_U_Qfcmp (a, b, 22) != 0 ? 1 : -1);
  83 }