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1 | /* Install given floating-point environment and raise exceptions |
2 | (soft-float edition). | |
688903eb | 3 | Copyright (C) 2002-2018 Free Software Foundation, Inc. |
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4 | Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002. |
5 | This file is part of the GNU C Library. | |
6 | ||
7 | The GNU C Library is free software; you can redistribute it and/or | |
8 | modify it under the terms of the GNU Lesser General Public | |
9 | License as published by the Free Software Foundation; either | |
10 | version 2.1 of the License, or (at your option) any later version. | |
11 | ||
12 | The GNU C Library is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | Lesser General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU Lesser General Public | |
ab84e3ff PE |
18 | License along with the GNU C Library. If not, see |
19 | <http://www.gnu.org/licenses/>. */ | |
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20 | |
21 | #include "soft-fp.h" | |
22 | #include "soft-supp.h" | |
ce7a1add | 23 | #include <signal.h> |
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24 | |
25 | int | |
26 | __feupdateenv (const fenv_t *envp) | |
27 | { | |
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28 | int saved_exceptions; |
29 | ||
30 | /* Save currently set exceptions. */ | |
73c1ce4f | 31 | saved_exceptions = __sim_exceptions_thread; |
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32 | |
33 | /* Set environment. */ | |
cd42798a | 34 | __fesetenv (envp); |
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35 | |
36 | /* Raise old exceptions. */ | |
73c1ce4f JM |
37 | __sim_exceptions_thread |= saved_exceptions; |
38 | SIM_SET_GLOBAL (__sim_exceptions_global, __sim_exceptions_thread); | |
39 | if (saved_exceptions & ~__sim_disabled_exceptions_thread) | |
ce7a1add | 40 | raise (SIGFPE); |
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41 | |
42 | return 0; | |
43 | } | |
44 | ||
45 | #include <shlib-compat.h> | |
46 | #if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) | |
47 | strong_alias (__feupdateenv, __old_feupdateenv) | |
e97ed6dd | 48 | compat_symbol (libm, __old_feupdateenv, feupdateenv, GLIBC_2_1); |
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49 | #endif |
50 | ||
8116321f | 51 | libm_hidden_def (__feupdateenv) |
0b5c1204 | 52 | libm_hidden_ver (__feupdateenv, feupdateenv) |
e97ed6dd | 53 | versioned_symbol (libm, __feupdateenv, feupdateenv, GLIBC_2_2); |