float128: Add strtof128, wcstof128, and related functions.
[glibc.git] / sysdeps / aarch64 / fpu / s_fma.c
blob6f62ce2365cb5690b204db8ff678ca090e008bf4
1 /* Copyright (C) 1996-2017 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
19 #include <math.h>
21 #ifndef FUNC
22 # define FUNC fma
23 #endif
25 #ifndef TYPE
26 # define TYPE double
27 # define REGS "d"
28 #else
29 # ifndef REGS
30 # error REGS not defined
31 # endif
32 #endif
34 #define __CONCATX(a,b) __CONCAT(a,b)
36 TYPE
37 __CONCATX(__,FUNC) (TYPE x, TYPE y, TYPE z)
39 TYPE result;
40 asm ( "fmadd" "\t%" REGS "0, %" REGS "1, %" REGS "2, %" REGS "3"
41 : "=w" (result) : "w" (x), "w" (y), "w" (z) );
42 return result;
45 weak_alias (__CONCATX(__,FUNC), FUNC)