diff options
Diffstat (limited to 'sysdeps/arm/fegetenv.c')
-rw-r--r-- | sysdeps/arm/fegetenv.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/sysdeps/arm/fegetenv.c b/sysdeps/arm/fegetenv.c new file mode 100644 index 0000000000..7003a01304 --- /dev/null +++ b/sysdeps/arm/fegetenv.c @@ -0,0 +1,48 @@ +/* Store current floating-point environment. + Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <fenv.h> +#include <fpu_control.h> +#include <arm-features.h> + + +int +__fegetenv (fenv_t *envp) +{ + if (ARM_HAVE_VFP) + { + unsigned long int temp; + _FPU_GETCW (temp); + envp->__cw = temp; + + /* Success. */ + return 0; + } + + /* Unsupported, so fail. */ + return 1; +} + +#include <shlib-compat.h> +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__fegetenv, __old_fegetenv) +compat_symbol (libm, __old_fegetenv, fegetenv, GLIBC_2_1); +#endif + +libm_hidden_ver (__fegetenv, fegetenv) +versioned_symbol (libm, __fegetenv, fegetenv, GLIBC_2_2); |