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568035b7 | 1 | /* Copyright (C) 2000-2013 Free Software Foundation, Inc. |
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2 | This file is part of the GNU C Library. |
3 | Contributed by Andreas Jaeger <aj@suse.de>, 2000. | |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
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. | |
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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 | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
11b34882 | 14 | |
41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
16 | License along with the GNU C Library; if not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
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18 | |
19 | #include <fpu_control.h> | |
b24516a0 | 20 | #include <stdio.h> |
11b34882 | 21 | |
95e7cf29 MR |
22 | #ifndef FPU_CONTROL |
23 | # define FPU_CONTROL _FPU_DEFAULT | |
24 | #endif | |
25 | ||
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26 | int |
27 | main (void) | |
28 | { | |
29 | #ifdef _FPU_GETCW | |
30 | /* Some architectures don't have _FPU_GETCW (e.g. Linux/Alpha). */ | |
31 | fpu_control_t cw; | |
32 | ||
33 | _FPU_GETCW (cw); | |
34 | ||
497b8ef4 | 35 | cw &= ~_FPU_RESERVED; |
11b34882 | 36 | |
95e7cf29 | 37 | if (cw != (FPU_CONTROL & ~_FPU_RESERVED)) |
59553897 | 38 | printf ("control word is 0x%lx but should be 0x%lx.\n", |
95e7cf29 | 39 | (long int) cw, (long int) (FPU_CONTROL & ~_FPU_RESERVED)); |
497b8ef4 | 40 | |
95e7cf29 | 41 | return cw != (FPU_CONTROL & ~_FPU_RESERVED); |
b24516a0 | 42 | |
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43 | #else |
44 | return 0; | |
45 | #endif | |
46 | } |