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Diffstat (limited to 'sysdeps/s390/fpu/s_fmaf.c')
-rw-r--r--sysdeps/s390/fpu/s_fmaf.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/sysdeps/s390/fpu/s_fmaf.c b/sysdeps/s390/fpu/s_fmaf.c
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+++ b/sysdeps/s390/fpu/s_fmaf.c
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+/* Compute x * y + z as ternary operation. S/390 version.
+ Copyright (C) 2010 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Jakub Jelinek <jakub@redhat.com>, 2010.
+
+ 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.h>
+
+float
+__fmaf (float x, float y, float z)
+{
+ float r;
+ asm ("maebr %0,%1,%2" : "=f" (r) : "%f" (x), "fR" (y), "0" (z));
+ return r;
+}
+#ifndef __fmaf
+weak_alias (__fmaf, fmaf)
+#endif