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83ffe9cd | 1 | /* Copyright (C) 2008-2023 Free Software Foundation, Inc. |
ff473280 L |
2 | |
3 | This file is part of GCC. | |
4 | ||
5 | GCC is free software; you can redistribute it and/or modify it under | |
6 | the terms of the GNU General Public License as published by the Free | |
748086b7 | 7 | Software Foundation; either version 3, or (at your option) any later |
ff473280 L |
8 | version. |
9 | ||
ff473280 L |
10 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
11 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
12 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
13 | for more details. | |
14 | ||
748086b7 JJ |
15 | Under Section 7 of GPL version 3, you are granted additional |
16 | permissions described in the GCC Runtime Library Exception, version | |
17 | 3.1, as published by the Free Software Foundation. | |
18 | ||
19 | You should have received a copy of the GNU General Public License and | |
20 | a copy of the GCC Runtime Library Exception along with this program; | |
21 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
22 | <http://www.gnu.org/licenses/>. */ | |
ff473280 L |
23 | |
24 | union _FP_UNION_Q | |
25 | { | |
26 | __float128 flt; | |
27 | struct | |
28 | { | |
29 | unsigned long frac0 : 32; | |
30 | unsigned long frac1 : 32; | |
31 | unsigned long frac2 : 32; | |
32 | unsigned long frac3 : 16; | |
33 | unsigned exp : 15; | |
34 | unsigned sign : 1; | |
35 | } bits __attribute__((packed)); | |
36 | }; | |
37 | ||
c60535f9 BE |
38 | __float128 __copysigntf3 (__float128, __float128); |
39 | __float128 __fabstf2 (__float128); | |
40 | ||
ff473280 L |
41 | __float128 |
42 | __copysigntf3 (__float128 a, __float128 b) | |
43 | { | |
44 | union _FP_UNION_Q A, B; | |
45 | ||
46 | A.flt = a; | |
47 | B.flt = b; | |
48 | A.bits.sign = B.bits.sign; | |
49 | ||
50 | return A.flt; | |
51 | } | |
52 | ||
53 | __float128 | |
54 | __fabstf2 (__float128 a) | |
55 | { | |
56 | union _FP_UNION_Q A; | |
57 | ||
58 | A.flt = a; | |
59 | A.bits.sign = 0; | |
60 | ||
61 | return A.flt; | |
62 | } |