1  /* Multiple versions of fma.
       2     Copyright (C) 2010-2023 Free Software Foundation, Inc.
       3     This file is part of the GNU C Library.
       4  
       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.
       9  
      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.
      14  
      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     <https://www.gnu.org/licenses/>.  */
      18  
      19  #define NO_MATH_REDIRECT
      20  #include <config.h>
      21  
      22  #define dfmal __hide_dfmal
      23  #define f32xfmaf64 __hide_f32xfmaf64
      24  #include <math.h>
      25  #undef dfmal
      26  #undef f32xfmaf64
      27  #include <init-arch.h>
      28  #include <libm-alias-double.h>
      29  #include <math-narrow-alias.h>
      30  
      31  extern double __fma_ia32 (double x, double y, double z) attribute_hidden;
      32  extern double __fma_fma (double x, double y, double z) attribute_hidden;
      33  
      34  libm_ifunc (__fma,
      35  	    CPU_FEATURE_USABLE (FMA) ? __fma_fma : __fma_ia32);
      36  libm_alias_double (__fma, fma)
      37  libm_alias_double_narrow (__fma, fma)
      38  
      39  #define __fma __fma_ia32
      40  
      41  #include <sysdeps/ieee754/ldbl-96/s_fma.c>