| /* Temporary library support for decimal floating point. |
| Copyright (C) 2005-2022 Free Software Foundation, Inc. |
| |
| This file is part of GCC. |
| |
| GCC is free software; you can redistribute it and/or modify it |
| under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3, or (at your option) |
| any later version. |
| |
| GCC 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 General Public |
| License for more details. |
| |
| Under Section 7 of GPL version 3, you are granted additional |
| permissions described in the GCC Runtime Library Exception, version |
| 3.1, as published by the Free Software Foundation. |
| |
| You should have received a copy of the GNU General Public License and |
| a copy of the GCC Runtime Library Exception along with this program; |
| see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include <fenv.h> |
| #include "dconfig.h" |
| #include "decContext.h" |
| #include "decExcept.h" |
| |
| /* Internal, non-documented functions for testing libgcc functions. |
| This support is not sufficient for real use. */ |
| |
| static int __dfp_except_flags = 0; |
| |
| /* Clear the dummy exception flags. */ |
| void |
| __dfp_clear_except (void) |
| { |
| __dfp_except_flags = 0; |
| } |
| |
| /* Return the dummy exception flags corresponding to the mask. */ |
| int |
| __dfp_test_except (int mask) |
| { |
| return __dfp_except_flags & mask; |
| } |
| |
| /* Set dummy exception flags. */ |
| void |
| __dfp_raise_except (int flags) |
| { |
| __dfp_except_flags |= flags; |
| } |