diff options
Diffstat (limited to 'sysdeps/i386/fpu/s_fma.S')
| -rw-r--r-- | sysdeps/i386/fpu/s_fma.S | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/sysdeps/i386/fpu/s_fma.S b/sysdeps/i386/fpu/s_fma.S new file mode 100644 index 0000000000..2affafcbf5 --- /dev/null +++ b/sysdeps/i386/fpu/s_fma.S @@ -0,0 +1,31 @@ +/* Compute (X * Y) + Z as ternary operation. + Copyright (C) 1997, 1998 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> + + .text +ENTRY(__fma) + fldl 4(%esp) // x + fmull 12(%esp) // x * y + fldl 20(%esp) // z : x * y + faddp // (x * y) + z + ret +END(__fma) +weak_alias (__fma, fma) |