glibc/sysdeps/powerpc/powerpc32/e500/nofpu/fexcepts_to_spe.c

42 lines
1.3 KiB
C

/* Convert floating-point exceptions to SPEFSCR form.
Copyright (C) 2013-2017 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>
/* Convert EXCEPTS from FE_* form to SPEFSCR bits, returning the
converted value. */
int
__fexcepts_to_spe (int excepts)
{
int result = 0;
if (excepts & FE_INEXACT)
result |= SPEFSCR_FINXS;
if (excepts & FE_DIVBYZERO)
result |= SPEFSCR_FDBZS;
if (excepts & FE_UNDERFLOW)
result |= SPEFSCR_FUNFS;
if (excepts & FE_OVERFLOW)
result |= SPEFSCR_FOVFS;
if (excepts & FE_INVALID)
result |= SPEFSCR_FINVS;
return result;
}
libm_hidden_def (__fexcepts_to_spe)