diff options
Diffstat (limited to 'REORG.TODO/sysdeps/sh/sh4/fpu/fclrexcpt.c')
| -rw-r--r-- | REORG.TODO/sysdeps/sh/sh4/fpu/fclrexcpt.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/sh/sh4/fpu/fclrexcpt.c b/REORG.TODO/sysdeps/sh/sh4/fpu/fclrexcpt.c new file mode 100644 index 0000000000..5a430f6655 --- /dev/null +++ b/REORG.TODO/sysdeps/sh/sh4/fpu/fclrexcpt.c @@ -0,0 +1,42 @@ +/* Clear given exceptions in current floating-point environment. + Copyright (C) 1998-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998. + + 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.h> +#include <fpu_control.h> + +int +feclearexcept (int excepts) +{ + fpu_control_t cw; + + /* Mask out unsupported bits/exceptions. */ + excepts &= FE_ALL_EXCEPT; + + /* Read the complete control word. */ + _FPU_GETCW (cw); + + /* Clear exception bits. */ + cw &= ~excepts; + + /* Put the new data in effect. */ + _FPU_SETCW (cw); + + return 0; +} +libm_hidden_def (feclearexcept) |