diff options
Diffstat (limited to 'REORG.TODO/sysdeps/powerpc/fpu/fegetexcept.c')
| -rw-r--r-- | REORG.TODO/sysdeps/powerpc/fpu/fegetexcept.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/powerpc/fpu/fegetexcept.c b/REORG.TODO/sysdeps/powerpc/fpu/fegetexcept.c new file mode 100644 index 0000000000..2b9899abe2 --- /dev/null +++ b/REORG.TODO/sysdeps/powerpc/fpu/fegetexcept.c @@ -0,0 +1,43 @@ +/* Get floating-point exceptions. + Copyright (C) 2000-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Geoffrey Keating <geoffk@geoffk.org>, 2000. + + 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_libc.h> + +int +__fegetexcept (void) +{ + fenv_union_t fe; + int result = 0; + + fe.fenv = fegetenv_register (); + + if (fe.l & (1 << (31 - FPSCR_XE))) + result |= FE_INEXACT; + if (fe.l & (1 << (31 - FPSCR_ZE))) + result |= FE_DIVBYZERO; + if (fe.l & (1 << (31 - FPSCR_UE))) + result |= FE_UNDERFLOW; + if (fe.l & (1 << (31 - FPSCR_OE))) + result |= FE_OVERFLOW; + if (fe.l & (1 << (31 - FPSCR_VE))) + result |= FE_INVALID; + + return result; +} +weak_alias (__fegetexcept, fegetexcept) |