aboutsummaryrefslogtreecommitdiff
path: root/sysdeps/powerpc/fpu/fegetexcept.c
diff options
context:
space:
mode:
authorGeoff Keating <geoffk@cygnus.com>2000-08-28 05:59:48 +0000
committerGeoff Keating <geoffk@cygnus.com>2000-08-28 05:59:48 +0000
commite4df97b85c03a5058cf93df74d336d38d506484b (patch)
treec7fadd5179f3a7bfb185806a43de783f88ad0fff /sysdeps/powerpc/fpu/fegetexcept.c
parentcf365734e59f708b1610815196ee2303174308cf (diff)
downloadglibc-e4df97b85c03a5058cf93df74d336d38d506484b.tar
glibc-e4df97b85c03a5058cf93df74d336d38d506484b.tar.gz
glibc-e4df97b85c03a5058cf93df74d336d38d506484b.tar.bz2
glibc-e4df97b85c03a5058cf93df74d336d38d506484b.zip
* 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.c43
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 0000000000..13699b517f
--- /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;
+}