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authorJoseph Myers <joseph@codesourcery.com>2016-08-16 16:17:42 +0000
committerJoseph Myers <joseph@codesourcery.com>2016-08-16 16:17:42 +0000
commit56acef0ebbceae8e2919aab9641598e3abb14b5a (patch)
treec60c13cab50bfe0eb39127593d6bbc91b84a07a3 /sysdeps/alpha/fpu
parentce99c0816b2464efe9631cba6e51c7fe6ea90884 (diff)
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Add fesetexcept: alpha.
This patch adds an Alpha version of fesetexcept.  Untested.

	* sysdeps/alpha/fpu/fesetexcept.c: New file.
Diffstat (limited to 'sysdeps/alpha/fpu')
-rw-r--r--sysdeps/alpha/fpu/fesetexcept.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/sysdeps/alpha/fpu/fesetexcept.c b/sysdeps/alpha/fpu/fesetexcept.c
new file mode 100644
index 0000000000..5d6904f030
--- /dev/null
+++ b/sysdeps/alpha/fpu/fesetexcept.c
@@ -0,0 +1,31 @@
+/* Set given exception flags.  Alpha version.
+   Copyright (C) 2016 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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
+fesetexcept (int excepts)
+{
+  unsigned long int tmp;
+
+  tmp = __ieee_get_fp_control ();
+  tmp |= excepts & SWCR_STATUS_MASK;
+  __ieee_set_fp_control (tmp);
+
+  return 0;
+}