diff options
Diffstat (limited to 'sysdeps/s390/fpu/s_fmaf.c')
-rw-r--r-- | sysdeps/s390/fpu/s_fmaf.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/sysdeps/s390/fpu/s_fmaf.c b/sysdeps/s390/fpu/s_fmaf.c new file mode 100644 index 0000000000..030d7b229b --- /dev/null +++ b/sysdeps/s390/fpu/s_fmaf.c @@ -0,0 +1,32 @@ +/* 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 |