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

42 lines
1.3 KiB
C

/* Convert floating-point exceptions from SPEFSCR form.
Copyright (C) 2013-2016 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 SPEFSCR bits to FE_* form, returning the
converted value. */
int
__fexcepts_from_spe (int excepts)
{
int result = 0;
if (excepts & SPEFSCR_FINXS)
result |= FE_INEXACT;
if (excepts & SPEFSCR_FDBZS)
result |= FE_DIVBYZERO;
if (excepts & SPEFSCR_FUNFS)
result |= FE_UNDERFLOW;
if (excepts & SPEFSCR_FOVFS)
result |= FE_OVERFLOW;
if (excepts & SPEFSCR_FINVS)
result |= FE_INVALID;
return result;
}
libm_hidden_def (__fexcepts_from_spe)