aboutsummaryrefslogtreecommitdiff
path: root/sysdeps/m68k/fpu/fegetexcept.c
diff options
context:
space:
mode:
authorAndreas Schwab <schwab@linux-m68k.org>2014-02-10 20:05:01 +0100
committerAndreas Schwab <schwab@linux-m68k.org>2014-02-10 20:22:40 +0100
commit73588a7223bec40d652fd4c75f1cb4772c5d2612 (patch)
treedfc1f1965e78e62e611199d91c482d1b76ff109d /sysdeps/m68k/fpu/fegetexcept.c
parent87569616d27a2c742f87b5dbcac2f2e3437fd874 (diff)
downloadglibc-73588a7223bec40d652fd4c75f1cb4772c5d2612.tar
glibc-73588a7223bec40d652fd4c75f1cb4772c5d2612.tar.gz
glibc-73588a7223bec40d652fd4c75f1cb4772c5d2612.tar.bz2
glibc-73588a7223bec40d652fd4c75f1cb4772c5d2612.zip
Move m68k from ports to libc
Diffstat (limited to 'sysdeps/m68k/fpu/fegetexcept.c')
-rw-r--r--sysdeps/m68k/fpu/fegetexcept.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/sysdeps/m68k/fpu/fegetexcept.c b/sysdeps/m68k/fpu/fegetexcept.c
new file mode 100644
index 0000000000..e3b43d4faf
--- /dev/null
+++ b/sysdeps/m68k/fpu/fegetexcept.c
@@ -0,0 +1,31 @@
+/* Get enabled floating-point exceptions.
+ Copyright (C) 2000-2014 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Andreas Schwab <schwab@suse.de>, 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.h>
+
+int
+fegetexcept (void)
+{
+ unsigned int exc;
+
+ /* Get the current control register contents. */
+ __asm__ ("fmove%.l %!,%0" : "=dm" (exc));
+
+ return (exc >> 6) & FE_ALL_EXCEPT;
+}