sysdeps/sparc/sparc64/fpu/s_copysignf.S

   1 /* float copysign function, sparc64 version.
   2    Copyright (C) 2012-2014 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4    Contributed by David S. Miller <davem@davemloft.net>, 2012.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library; if not, see
  18    <http://www.gnu.org/licenses/>.  */
  19
  20 #include <sysdep.h>
  21
  22 ENTRY (__copysignf)
  23         fzeros  %f7
  24         fnegs   %f7, %f7
  25         fands   %f3, %f7, %f9
  26         fandnot2s %f1, %f7, %f1
  27         retl
  28          fors   %f1, %f9, %f0
  29 END (__copysignf)
  30 weak_alias (__copysignf, copysignf)