1 /* Disable floating-point exceptions.
2 Copyright (C) 2001, 2005 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Philip Blundell <philb@gnu.org>, 2001.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GCC; see the file COPYING. If not, write to the Free
18 Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
22 #include <fpu_control.h>
26 #include <dl-procinfo.h>
30 fedisableexcept (int excepts)
32 if (GLRO (dl_hwcap) & HWCAP_ARM_VFP)
34 unsigned long int new_exc, old_exc;
38 old_exc = (new_exc >> FE_EXCEPT_SHIFT) & FE_ALL_EXCEPT;
40 excepts &= FE_ALL_EXCEPT;
42 new_exc &= ~(excepts << FE_EXCEPT_SHIFT);
49 /* Unsupported, so return -1 for failure. */