[thirdparty/glibc.git] / ports / sysdeps / alpha / fpu / ftestexcept.c

/* Test exception in current environment.
   Copyright (C) 1997-2014 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Contributed by Richard Henderson <rth@tamu.edu>, 1997.

   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>

int
fetestexcept (int excepts)
{
  unsigned long tmp;

  /* Get current exceptions.  */
  tmp = __ieee_get_fp_control();

  return tmp & excepts & SWCR_STATUS_MASK;
}
libm_hidden_def (fetestexcept)
Commit	Line	Data
91650f79	1	/* Test exception in current environment.
d4697bc9	2	Copyright (C) 1997-2014 Free Software Foundation, Inc.
91650f79 UD	3	This file is part of the GNU C Library.
	4	Contributed by Richard Henderson <rth@tamu.edu>, 1997.
	5
	6	The GNU C Library is free software; you can redistribute it and/or
3214b89b AJ	7	modify it under the terms of the GNU Lesser General Public
	8	License as published by the Free Software Foundation; either
	9	version 2.1 of the License, or (at your option) any later version.
91650f79 UD	10
	11	The GNU C Library is distributed in the hope that it will be useful,
	12	but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
3214b89b	14	Lesser General Public License for more details.
91650f79	15
3214b89b	16	You should have received a copy of the GNU Lesser General Public
ab84e3ff PE	17	License along with the GNU C Library. If not, see
ab84e3ff PE	18	<http://www.gnu.org/licenses/>. */
91650f79	19
c9bca511	20	#include <fenv_libc.h>
91650f79 UD	21
	22	int
	23	fetestexcept (int excepts)
	24	{
	25	unsigned long tmp;
	26
	27	/* Get current exceptions. */
	28	tmp = __ieee_get_fp_control();
	29
c9bca511	30	return tmp & excepts & SWCR_STATUS_MASK;
91650f79	31	}
a8505de8	32	libm_hidden_def (fetestexcept)