1 /* Set floating-point environment exception handling.
2 Copyright (C) 1997,98,99,2000,01,05,08,11 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, see
17 <http://www.gnu.org/licenses/>. */
21 #include <fpu_control.h>
25 #include <dl-procinfo.h>
29 __fesetexceptflag (const fexcept_t
*flagp
, int excepts
)
31 if (GLRO (dl_hwcap
) & HWCAP_ARM_VFP
)
35 /* Get the current environment. */
38 /* Set the desired exception mask. */
39 temp
&= ~(excepts
& FE_ALL_EXCEPT
);
40 temp
|= (*flagp
& excepts
& FE_ALL_EXCEPT
);
42 /* Save state back to the FPU. */
49 /* Unsupported, so fail unless nothing needs to be done. */
50 return (excepts
!= 0);
53 #include <shlib-compat.h>
54 #if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
55 strong_alias (__fesetexceptflag
, __old_fesetexceptflag
)
56 compat_symbol (libm
, __old_fesetexceptflag
, fesetexceptflag
, GLIBC_2_1
);
59 versioned_symbol (libm
, __fesetexceptflag
, fesetexceptflag
, GLIBC_2_2
);