/* Get floating-point exceptions. Copyright (C) 2000, 2008 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Geoffrey Keating , 2000. 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 int __fegetexcept (void) { fenv_union_t fe; int result = 0; fe.fenv = fegetenv_register (); if (fe.l[1] & (1 << (31 - FPSCR_XE))) result |= FE_INEXACT; if (fe.l[1] & (1 << (31 - FPSCR_ZE))) result |= FE_DIVBYZERO; if (fe.l[1] & (1 << (31 - FPSCR_UE))) result |= FE_UNDERFLOW; if (fe.l[1] & (1 << (31 - FPSCR_OE))) result |= FE_OVERFLOW; if (fe.l[1] & (1 << (31 - FPSCR_VE))) result |= FE_INVALID; return result; } weak_alias (__fegetexcept, fegetexcept)