1 /* Store current floating-point environment and clear exceptions.
2 Copyright (C) 1997, 1998, 1999, 2005 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
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.
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.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, write to the Free
17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
21 #include <fpu_control.h>
25 #include <dl-procinfo.h>
29 feholdexcept (fenv_t *envp)
31 if (GLRO (dl_hwcap) & HWCAP_ARM_VFP)
33 unsigned long int temp;
35 /* Store the environment. */
39 /* Now set all exceptions to non-stop. */
40 temp &= ~(FE_ALL_EXCEPT << FE_EXCEPT_SHIFT);
42 /* And clear all exception flags. */
43 temp &= ~FE_ALL_EXCEPT;
50 /* Unsupported, so fail. */
54 libm_hidden_def (feholdexcept)