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/* Clear given exceptions in current floating-point environment. e500 version.
Copyright (C) 2004-2017 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_libc.h>
#undef feclearexcept
int
__feclearexcept (int excepts)
{
unsigned int fpescr;
int excepts_spe = __fexcepts_to_spe (excepts);
/* Get the current state. */
fpescr = fegetenv_register ();
/* Clear the relevant bits. */
fpescr &= ~excepts_spe;
/* Put the new state in effect. */
fesetenv_register (fpescr);
/* Let the kernel know if the "invalid" or "underflow" bit was
cleared. */
if (excepts & (FE_INVALID | FE_UNDERFLOW))
__fe_note_change ();
/* Success. */
return 0;
}
#include <shlib-compat.h>
#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
strong_alias (__feclearexcept, __old_feclearexcept)
compat_symbol (libm, __old_feclearexcept, feclearexcept, GLIBC_2_1);
#endif
libm_hidden_ver (__feclearexcept, feclearexcept)
versioned_symbol (libm, __feclearexcept, feclearexcept, GLIBC_2_2);
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