1 /* Return maximum numeric value of X and Y. 2 Copyright (C) 1997-2018 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. 5 6 The GNU C Library is free software; you can redistribute it and/or 7 modify it under the terms of the GNU Lesser General Public 8 License as published by the Free Software Foundation; either 9 version 2.1 of the License, or (at your option) any later version. 10 11 The GNU C Library is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 Lesser General Public License for more details. 15 16 You should have received a copy of the GNU Lesser General Public 17 License along with the GNU C Library; if not, see 18 <http://www.gnu.org/licenses/>. */ 19 20 #include "quadmath-imp.h" 21 22 __float128 23 fmaxq (__float128 x, __float128 y) 24 { 25 if (__builtin_isgreaterequal (x, y)) 26 return x; 27 else if (__builtin_isless (x, y)) 28 return y; 29 else if (issignalingq (x) || issignalingq (y)) 30 return x + y; 31 else 32 return isnanq (y) ? x : y; 33 } 34