/* Copyright (C) 2008-2017 Free Software Foundation, Inc. This file is part of GCC. GCC 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 3, or (at your option) any later version. GCC 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. Under Section 7 of GPL version 3, you are granted additional permissions described in the GCC Runtime Library Exception, version 3.1, as published by the Free Software Foundation. You should have received a copy of the GNU General Public License and a copy of the GCC Runtime Library Exception along with this program; see the files COPYING3 and COPYING.RUNTIME respectively. If not, see <http://www.gnu.org/licenses/>. */ union _FP_UNION_Q { __float128 flt; struct { unsigned long frac0 : 64; unsigned long frac1 : 48; unsigned exp : 15; unsigned sign : 1; } bits __attribute__((packed)); }; __float128 __copysigntf3 (__float128, __float128); __float128 __fabstf2 (__float128); int __signbittf2 (__float128); __float128 __copysigntf3 (__float128 a, __float128 b) { union _FP_UNION_Q A, B; A.flt = a; B.flt = b; A.bits.sign = B.bits.sign; return A.flt; } __float128 __fabstf2 (__float128 a) { union _FP_UNION_Q A; A.flt = a; A.bits.sign = 0; return A.flt; } int __signbittf2 (__float128 a) { union _FP_UNION_Q A; A.flt = a; return A.bits.sign; } |