1/* Copyright (C) 2008-2015 Free Software Foundation, Inc.
2
3This file is part of GCC.
4
5GCC is free software; you can redistribute it and/or modify it under
6the terms of the GNU General Public License as published by the Free
7Software Foundation; either version 3, or (at your option) any later
8version.
9
10GCC is distributed in the hope that it will be useful, but WITHOUT ANY
11WARRANTY; without even the implied warranty of MERCHANTABILITY or
12FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
13for more details.
14
15Under Section 7 of GPL version 3, you are granted additional
16permissions described in the GCC Runtime Library Exception, version
173.1, as published by the Free Software Foundation.
18
19You should have received a copy of the GNU General Public License and
20a copy of the GCC Runtime Library Exception along with this program;
21see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
22<http://www.gnu.org/licenses/>.  */
23
24union _FP_UNION_Q
25{
26   __float128 flt;
27   struct
28   {
29      unsigned long frac1 : 64;
30      unsigned long frac0 : 48;
31      unsigned exp : 15;
32      unsigned sign : 1;
33   } bits __attribute__((packed));
34};
35
36__float128 __copysigntf3 (__float128, __float128);
37__float128 __fabstf2 (__float128);
38
39__float128
40__copysigntf3 (__float128 a, __float128 b)
41{
42  union _FP_UNION_Q A, B;
43
44  A.flt = a;
45  B.flt = b;
46  A.bits.sign = B.bits.sign;
47
48  return A.flt;
49}
50
51__float128
52__fabstf2 (__float128 a)
53{
54  union _FP_UNION_Q A;
55
56  A.flt = a;
57  A.bits.sign = 0;
58
59  return A.flt;
60}
61