2.5-18.1

1 files changed, 30 insertions, 0 deletions

diff --git a/sysdeps/s390/fpu/e_sqrtl.c b/sysdeps/s390/fpu/e_sqrtl.c
new file mode 100644
index 0000000..e1daac1
--- /dev/null
+++ b/sysdeps/s390/fpu/e_sqrtl.c
@@ -0,0 +1,30 @@
+/* Square root.  S/390 FPU version.
+   Copyright (C) 2004, 2006 Free Software Foundation, Inc.
+   Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
+   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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <math_private.h>
+
+long double
+__ieee754_sqrtl (long double x)
+{
+  long double res;
+
+  asm ( "sqxbr %0,%1" : "=f" (res) : "f" (x) );
+  return res;
+}