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Diffstat (limited to 'sysdeps/sh/sh4/fpu/feenablxcpt.c')
-rw-r--r--sysdeps/sh/sh4/fpu/feenablxcpt.c38
1 files changed, 38 insertions, 0 deletions
diff --git a/sysdeps/sh/sh4/fpu/feenablxcpt.c b/sysdeps/sh/sh4/fpu/feenablxcpt.c
new file mode 100644
index 0000000000..93fa7498e5
--- /dev/null
+++ b/sysdeps/sh/sh4/fpu/feenablxcpt.c
@@ -0,0 +1,38 @@
+/* Enable floating-point exceptions.
+ Copyright (C) 2012 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Nobuhiro Iwamatsu <iwamatsu@nigauri.org>, 2012.
+
+ 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 <fpu_control.h>
+
+int
+feenableexcept (int excepts)
+{
+ unsigned int temp, old_flag;
+
+ /* Get current exceptions. */
+ _FPU_GETCW (temp);
+
+ old_flag = (temp >> 5) & FE_ALL_EXCEPT;
+ excepts &= FE_ALL_EXCEPT;
+
+ temp |= excepts << 5;
+ _FPU_SETCW (temp);
+
+ return old_flag;
+}