diff options
Diffstat (limited to 'libm/i386/fgetexcptflg.c')
| -rw-r--r-- | libm/i386/fgetexcptflg.c | 35 | 
1 files changed, 35 insertions, 0 deletions
diff --git a/libm/i386/fgetexcptflg.c b/libm/i386/fgetexcptflg.c new file mode 100644 index 000000000..f99122610 --- /dev/null +++ b/libm/i386/fgetexcptflg.c @@ -0,0 +1,35 @@ +/* Store current representation for exceptions. +   Copyright (C) 1997,99,2000,01 Free Software Foundation, Inc. +   This file is part of the GNU C Library. +   Contributed by Ulrich Drepper <drepper@cygnus.com>, 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, write to the Free +   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA +   02111-1307 USA.  */ + +#include <fenv.h> + +int +fegetexceptflag (fexcept_t *flagp, int excepts) +{ +  fexcept_t temp; + +  /* Get the current exceptions.  */ +  __asm__ ("fnstsw %0" : "=m" (*&temp)); + +  *flagp = temp & excepts & FE_ALL_EXCEPT; + +  /* Success.  */ +  return 0; +}  | 
