/* Copyright (C) 2011 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Chris Metcalf , 2011. 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 . */ #ifndef _FENV_H # error "Never use directly; include instead." #endif /* The TILE-Gx hardware does not provide floating-point exception handling, and TILEPro does not support any floating-point operations. */ #define FE_ALL_EXCEPT 0 /* TILE-Gx supports only round-to-nearest. The software floating-point support also acts this way. */ enum { __FE_UNDEFINED = 0, FE_TONEAREST = 1, #define FE_TONEAREST FE_TONEAREST }; /* Type representing exception flags (if there were any). */ typedef unsigned int fexcept_t; /* Type representing floating-point environment. */ typedef unsigned int fenv_t; /* If the default argument is used we use this value. */ #define FE_DFL_ENV ((const fenv_t *) -1l)