sysdeps/powerpc/fpu/math_private.h

   1 /* Private inline math functions for powerpc.
   2    Copyright (C) 2006-2021 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 #ifndef _PPC_MATH_PRIVATE_H_
  20 #define _PPC_MATH_PRIVATE_H_
  21
  22 #include <sysdep.h>
  23 #include <ldsodefs.h>
  24 #include <dl-procinfo.h>
  25
  26 #include_next <math_private.h>
  27
  28 #if defined _ARCH_PWR9 && __HAVE_DISTINCT_FLOAT128
  29 extern __always_inline _Float128
  30 __ieee754_sqrtf128 (_Float128 __x)
  31 {
  32   _Float128 __z;
  33   asm ("xssqrtqp %0,%1" : "=v" (__z) : "v" (__x));
  34   return __z;
  35 }
  36 #endif
  37
  38 #endif /* _PPC_MATH_PRIVATE_H_ */