]>
Commit | Line | Data |
---|---|---|
f7a9f785 | 1 | /* Copyright (C) 2011-2016 Free Software Foundation, Inc. |
63d143a2 CM |
2 | This file is part of the GNU C Library. |
3 | Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011. | |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
ab84e3ff PE |
16 | License along with the GNU C Library. If not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
63d143a2 CM |
18 | |
19 | #ifndef _FENV_H | |
20 | # error "Never use <bits/fenv.h> directly; include <fenv.h> instead." | |
21 | #endif | |
22 | ||
23 | /* The TILE-Gx hardware does not provide floating-point exception | |
24 | handling, and TILEPro does not support any floating-point operations. */ | |
25 | #define FE_ALL_EXCEPT 0 | |
26 | ||
27 | /* TILE-Gx supports only round-to-nearest. The software | |
28 | floating-point support also acts this way. */ | |
29 | enum | |
30 | { | |
15caa1c0 CM |
31 | __FE_UNDEFINED = 0, |
32 | ||
fbeafede JM |
33 | FE_TONEAREST = |
34 | #define FE_TONEAREST 1 | |
35 | FE_TONEAREST, | |
63d143a2 CM |
36 | }; |
37 | ||
38 | /* Type representing exception flags (if there were any). */ | |
39 | typedef unsigned int fexcept_t; | |
40 | ||
41 | /* Type representing floating-point environment. */ | |
42 | typedef unsigned int fenv_t; | |
43 | ||
44 | /* If the default argument is used we use this value. */ | |
5dfe919c | 45 | #define FE_DFL_ENV ((const fenv_t *) -1l) |