diff options
Diffstat (limited to 'sysdeps/sh/sh4/fpu/fclrexcpt.c')
-rw-r--r-- | sysdeps/sh/sh4/fpu/fclrexcpt.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/sysdeps/sh/sh4/fpu/fclrexcpt.c b/sysdeps/sh/sh4/fpu/fclrexcpt.c new file mode 100644 index 0000000000..cf77cfe5b3 --- /dev/null +++ b/sysdeps/sh/sh4/fpu/fclrexcpt.c @@ -0,0 +1,45 @@ +/* Clear given exceptions in current floating-point environment. + Copyright (C) 1998, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <fenv.h> +#include <fpu_control.h> + +int +__feclearexcept (int excepts) +{ + int 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; +} +strong_alias (__feclearexcept, __old_feclearexcept) +symbol_version (__old_feclearexcept, feclearexcept, GLIBC_2.1); +default_symbol_version (__feclearexcept, feclearexcept, GLIBC_2.2); |