diff options
Diffstat (limited to 'REORG.TODO/sysdeps/sh/sh4/fpu/fsetexcptflg.c')
-rw-r--r-- | REORG.TODO/sysdeps/sh/sh4/fpu/fsetexcptflg.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/sh/sh4/fpu/fsetexcptflg.c b/REORG.TODO/sysdeps/sh/sh4/fpu/fsetexcptflg.c new file mode 100644 index 0000000000..3a6ea33c26 --- /dev/null +++ b/REORG.TODO/sysdeps/sh/sh4/fpu/fsetexcptflg.c @@ -0,0 +1,39 @@ +/* Set floating-point environment exception handling. + Copyright (C) 1997-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + 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 <math.h> +#include <fpu_control.h> + +int +fesetexceptflag (const fexcept_t *flagp, int excepts) +{ + fpu_control_t temp; + + /* Get the current environment. */ + _FPU_GETCW (temp); + + /* Set the desired exception mask. */ + temp &= ~(excepts & FE_ALL_EXCEPT); + temp |= (*flagp & excepts & FE_ALL_EXCEPT); + + /* Save state back to the FPU. */ + _FPU_SETCW (temp); + + return 0; +} |