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author | Geoff Keating <geoffk@cygnus.com> | 2000-08-28 05:59:48 +0000 |
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committer | Geoff Keating <geoffk@cygnus.com> | 2000-08-28 05:59:48 +0000 |
commit | e4df97b85c03a5058cf93df74d336d38d506484b (patch) | |
tree | c7fadd5179f3a7bfb185806a43de783f88ad0fff /sysdeps/powerpc/fpu/fegetexcept.c | |
parent | cf365734e59f708b1610815196ee2303174308cf (diff) | |
download | glibc-e4df97b85c03a5058cf93df74d336d38d506484b.zip glibc-e4df97b85c03a5058cf93df74d336d38d506484b.tar.gz glibc-e4df97b85c03a5058cf93df74d336d38d506484b.tar.bz2 |
* sysdeps/powerpc/fpu/fedisblxcpt.c: New file.
* sysdeps/powerpc/fpu/feenablxcpt.c: New file.
* sysdeps/powerpc/fpu/fegetexcept.c: New file.
* sysdeps/unix/sysv/linux/powerpc/fe_nomask.c: New file.
2000-08-27 Geoff Keating <geoffk@cygnus.com>
* sysdeps/powerpc/fpu/fedisblxcpt.c: New file.
* sysdeps/powerpc/fpu/feenablxcpt.c: New file.
* sysdeps/powerpc/fpu/fegetexcept.c: New file.
* sysdeps/unix/sysv/linux/powerpc/fe_nomask.c: New file.
Diffstat (limited to 'sysdeps/powerpc/fpu/fegetexcept.c')
-rw-r--r-- | sysdeps/powerpc/fpu/fegetexcept.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/sysdeps/powerpc/fpu/fegetexcept.c b/sysdeps/powerpc/fpu/fegetexcept.c new file mode 100644 index 0000000..13699b5 --- /dev/null +++ b/sysdeps/powerpc/fpu/fegetexcept.c @@ -0,0 +1,43 @@ +/* Get floating-point exceptions. + Copyright (C) 2000 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 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_libc.h> + +int +fegetexcept (void) +{ + fenv_union_t fe; + int result = 0; + + fe.fenv = fegetenv_register (); + + if (fe.l[1] & (1 << (31 - FPSCR_XE))) + result |= FE_INEXACT; + if (fe.l[1] & (1 << (31 - FPSCR_ZE))) + result |= FE_DIVBYZERO; + if (fe.l[1] & (1 << (31 - FPSCR_UE))) + result |= FE_UNDERFLOW; + if (fe.l[1] & (1 << (31 - FPSCR_OE))) + result |= FE_OVERFLOW; + if (fe.l[1] & (1 << (31 - FPSCR_VE))) + result |= FE_INVALID; + + return result; +} |